diff options
| author | Guo Mang <mang.guo@intel.com> | 2017-04-27 11:38:23 +0800 |
|---|---|---|
| committer | Guo Mang <mang.guo@intel.com> | 2017-04-27 13:02:47 +0800 |
| commit | 6eb5ba855628a90a3f628891cfc036b4c3ae8ca9 (patch) | |
| tree | 964eed89861efe38a1ea0bafec011e7583fe19c0 /OvmfPkg/Library | |
| parent | ae94f4ca8df0115788240e5c180436df24ad6370 (diff) | |
| download | edk2-platforms-6eb5ba855628a90a3f628891cfc036b4c3ae8ca9.tar.xz | |
OvmfPkg: Remove unused Package
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Guo Mang <mang.guo@intel.com>
Diffstat (limited to 'OvmfPkg/Library')
88 files changed, 0 insertions, 17117 deletions
diff --git a/OvmfPkg/Library/AcpiTimerLib/AcpiTimerLib.c b/OvmfPkg/Library/AcpiTimerLib/AcpiTimerLib.c deleted file mode 100644 index 938b77cdc6..0000000000 --- a/OvmfPkg/Library/AcpiTimerLib/AcpiTimerLib.c +++ /dev/null @@ -1,216 +0,0 @@ -/** @file
- ACPI Timer implements one instance of Timer Library.
-
- Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
- Copyright (c) 2011, Andrei Warkentin <andreiw@motorola.com>
-
- This program and the accompanying materials are
- licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/BaseLib.h>
-#include <IndustryStandard/Acpi.h>
-
-#include "AcpiTimerLib.h"
-
-//
-// The ACPI Time is a 24-bit counter
-//
-#define ACPI_TIMER_COUNT_SIZE BIT24
-
-/**
- Stalls the CPU for at least the given number of ticks.
-
- Stalls the CPU for at least the given number of ticks. It's invoked by
- MicroSecondDelay() and NanoSecondDelay().
-
- @param Delay A period of time to delay in ticks.
-
-**/
-VOID
-InternalAcpiDelay (
- IN UINT32 Delay
- )
-{
- UINT32 Ticks;
- UINT32 Times;
-
- Times = Delay >> 22;
- Delay &= BIT22 - 1;
- do {
- //
- // The target timer count is calculated here
- //
- Ticks = InternalAcpiGetTimerTick () + Delay;
- Delay = BIT22;
- //
- // Wait until time out
- // Delay >= 2^23 could not be handled by this function
- // Timer wrap-arounds are handled correctly by this function
- //
- while (((Ticks - InternalAcpiGetTimerTick ()) & BIT23) == 0) {
- CpuPause ();
- }
- } while (Times-- > 0);
-}
-
-/**
- Stalls the CPU for at least the given number of microseconds.
-
- Stalls the CPU for the number of microseconds specified by MicroSeconds.
-
- @param MicroSeconds The minimum number of microseconds to delay.
-
- @return MicroSeconds
-
-**/
-UINTN
-EFIAPI
-MicroSecondDelay (
- IN UINTN MicroSeconds
- )
-{
- InternalAcpiDelay (
- (UINT32)DivU64x32 (
- MultU64x32 (
- MicroSeconds,
- ACPI_TIMER_FREQUENCY
- ),
- 1000000u
- )
- );
- return MicroSeconds;
-}
-
-/**
- Stalls the CPU for at least the given number of nanoseconds.
-
- Stalls the CPU for the number of nanoseconds specified by NanoSeconds.
-
- @param NanoSeconds The minimum number of nanoseconds to delay.
-
- @return NanoSeconds
-
-**/
-UINTN
-EFIAPI
-NanoSecondDelay (
- IN UINTN NanoSeconds
- )
-{
- InternalAcpiDelay (
- (UINT32)DivU64x32 (
- MultU64x32 (
- NanoSeconds,
- ACPI_TIMER_FREQUENCY
- ),
- 1000000000u
- )
- );
- return NanoSeconds;
-}
-
-/**
- Retrieves the current value of a 64-bit free running performance counter.
-
- Retrieves the current value of a 64-bit free running performance counter. The
- counter can either count up by 1 or count down by 1. If the physical
- performance counter counts by a larger increment, then the counter values
- must be translated. The properties of the counter can be retrieved from
- GetPerformanceCounterProperties().
-
- @return The current value of the free running performance counter.
-
-**/
-UINT64
-EFIAPI
-GetPerformanceCounter (
- VOID
- )
-{
- return (UINT64)InternalAcpiGetTimerTick ();
-}
-
-/**
- Retrieves the 64-bit frequency in Hz and the range of performance counter
- values.
-
- If StartValue is not NULL, then the value that the performance counter starts
- with immediately after is it rolls over is returned in StartValue. If
- EndValue is not NULL, then the value that the performance counter end with
- immediately before it rolls over is returned in EndValue. The 64-bit
- frequency of the performance counter in Hz is always returned. If StartValue
- is less than EndValue, then the performance counter counts up. If StartValue
- is greater than EndValue, then the performance counter counts down. For
- example, a 64-bit free running counter that counts up would have a StartValue
- of 0 and an EndValue of 0xFFFFFFFFFFFFFFFF. A 24-bit free running counter
- that counts down would have a StartValue of 0xFFFFFF and an EndValue of 0.
-
- @param StartValue The value the performance counter starts with when it
- rolls over.
- @param EndValue The value that the performance counter ends with before
- it rolls over.
-
- @return The frequency in Hz.
-
-**/
-UINT64
-EFIAPI
-GetPerformanceCounterProperties (
- OUT UINT64 *StartValue, OPTIONAL
- OUT UINT64 *EndValue OPTIONAL
- )
-{
- if (StartValue != NULL) {
- *StartValue = 0;
- }
-
- if (EndValue != NULL) {
- *EndValue = ACPI_TIMER_COUNT_SIZE - 1;
- }
-
- return ACPI_TIMER_FREQUENCY;
-}
-
-/**
- Converts elapsed ticks of performance counter to time in nanoseconds.
-
- This function converts the elapsed ticks of running performance counter to
- time value in unit of nanoseconds.
-
- @param Ticks The number of elapsed ticks of running performance counter.
-
- @return The elapsed time in nanoseconds.
-
-**/
-UINT64
-EFIAPI
-GetTimeInNanoSecond (
- IN UINT64 Ticks
- )
-{
- UINT64 NanoSeconds;
- UINT32 Remainder;
-
- //
- // Ticks
- // Time = --------- x 1,000,000,000
- // Frequency
- //
- NanoSeconds = MultU64x32 (DivU64x32Remainder (Ticks, ACPI_TIMER_FREQUENCY, &Remainder), 1000000000u);
-
- //
- // Frequency < 0x100000000, so Remainder < 0x100000000, then (Remainder * 1,000,000,000)
- // will not overflow 64-bit.
- //
- NanoSeconds += DivU64x32 (MultU64x32 ((UINT64) Remainder, 1000000000u), ACPI_TIMER_FREQUENCY);
-
- return NanoSeconds;
-}
diff --git a/OvmfPkg/Library/AcpiTimerLib/AcpiTimerLib.h b/OvmfPkg/Library/AcpiTimerLib/AcpiTimerLib.h deleted file mode 100644 index 475da70ac8..0000000000 --- a/OvmfPkg/Library/AcpiTimerLib/AcpiTimerLib.h +++ /dev/null @@ -1,29 +0,0 @@ -/** @file
- Internal definitions for ACPI Timer Library
-
- Copyright (C) 2014, Gabriel L. Somlo <somlo@cmu.edu>
-
- This program and the accompanying materials are licensed and made
- available under the terms and conditions of the BSD License which
- accompanies this distribution. The full text of the license may
- be found at http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#ifndef _ACPI_TIMER_LIB_INTERNAL_H_
-#define _ACPI_TIMER_LIB_INTERNAL_H_
-
-/**
- Internal function to read the current tick counter of ACPI.
-
- @return The tick counter read.
-
-**/
-UINT32
-InternalAcpiGetTimerTick (
- VOID
- );
-
-#endif // _ACPI_TIMER_LIB_INTERNAL_H_
diff --git a/OvmfPkg/Library/AcpiTimerLib/BaseAcpiTimerLib.c b/OvmfPkg/Library/AcpiTimerLib/BaseAcpiTimerLib.c deleted file mode 100644 index a839495e67..0000000000 --- a/OvmfPkg/Library/AcpiTimerLib/BaseAcpiTimerLib.c +++ /dev/null @@ -1,109 +0,0 @@ -/** @file
- Provide constructor and GetTick for Base instance of ACPI Timer Library
-
- Copyright (C) 2014, Gabriel L. Somlo <somlo@cmu.edu>
-
- This program and the accompanying materials are licensed and made
- available under the terms and conditions of the BSD License which
- accompanies this distribution. The full text of the license may
- be found at http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/IoLib.h>
-#include <Library/PciLib.h>
-#include <OvmfPlatforms.h>
-
-//
-// Cached ACPI Timer IO Address
-//
-STATIC UINT32 mAcpiTimerIoAddr;
-
-/**
- The constructor function caches the ACPI tick counter address, and,
- if necessary, enables ACPI IO space.
-
- @retval EFI_SUCCESS The constructor always returns RETURN_SUCCESS.
-
-**/
-RETURN_STATUS
-EFIAPI
-AcpiTimerLibConstructor (
- VOID
- )
-{
- UINT16 HostBridgeDevId;
- UINTN Pmba;
- UINT32 PmbaAndVal;
- UINT32 PmbaOrVal;
- UINTN AcpiCtlReg;
- UINT8 AcpiEnBit;
-
- //
- // Query Host Bridge DID to determine platform type
- //
- HostBridgeDevId = PciRead16 (OVMF_HOSTBRIDGE_DID);
- switch (HostBridgeDevId) {
- case INTEL_82441_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMBA);
- PmbaAndVal = ~(UINT32)PIIX4_PMBA_MASK;
- PmbaOrVal = PIIX4_PMBA_VALUE;
- AcpiCtlReg = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMREGMISC);
- AcpiEnBit = PIIX4_PMREGMISC_PMIOSE;
- break;
- case INTEL_Q35_MCH_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_Q35 (ICH9_PMBASE);
- PmbaAndVal = ~(UINT32)ICH9_PMBASE_MASK;
- PmbaOrVal = ICH9_PMBASE_VALUE;
- AcpiCtlReg = POWER_MGMT_REGISTER_Q35 (ICH9_ACPI_CNTL);
- AcpiEnBit = ICH9_ACPI_CNTL_ACPI_EN;
- break;
- default:
- DEBUG ((EFI_D_ERROR, "%a: Unknown Host Bridge Device ID: 0x%04x\n",
- __FUNCTION__, HostBridgeDevId));
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
- }
-
- //
- // Check to see if the Power Management Base Address is already enabled
- //
- if ((PciRead8 (AcpiCtlReg) & AcpiEnBit) == 0) {
- //
- // If the Power Management Base Address is not programmed,
- // then program it now.
- //
- PciAndThenOr32 (Pmba, PmbaAndVal, PmbaOrVal);
-
- //
- // Enable PMBA I/O port decodes
- //
- PciOr8 (AcpiCtlReg, AcpiEnBit);
- }
-
- mAcpiTimerIoAddr = (PciRead32 (Pmba) & ~PMBA_RTE) + ACPI_TIMER_OFFSET;
- return RETURN_SUCCESS;
-}
-
-/**
- Internal function to read the current tick counter of ACPI.
-
- Read the current ACPI tick counter using the counter address cached
- by this instance's constructor.
-
- @return The tick counter read.
-
-**/
-UINT32
-InternalAcpiGetTimerTick (
- VOID
- )
-{
- //
- // Return the current ACPI timer value.
- //
- return IoRead32 (mAcpiTimerIoAddr);
-}
diff --git a/OvmfPkg/Library/AcpiTimerLib/BaseAcpiTimerLib.inf b/OvmfPkg/Library/AcpiTimerLib/BaseAcpiTimerLib.inf deleted file mode 100644 index 04df609220..0000000000 --- a/OvmfPkg/Library/AcpiTimerLib/BaseAcpiTimerLib.inf +++ /dev/null @@ -1,37 +0,0 @@ -## @file
-# Base ACPI Timer Library Instance.
-#
-# Copyright (C) 2014, Gabriel L. Somlo <somlo@cmu.edu>
-# Copyright (c) 2008 - 2010, Intel Corporation. All rights reserved.
-#
-# This program and the accompanying materials are licensed and made
-# available under the terms and conditions of the BSD License which
-# accompanies this distribution. The full text of the license may
-# be found at http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = BaseAcpiTimerLib
- FILE_GUID = FB648CF5-91BE-4737-9023-FD807AC6D96D
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = TimerLib|PEI_CORE PEIM DXE_CORE
- CONSTRUCTOR = AcpiTimerLibConstructor
-
-[Sources]
- AcpiTimerLib.c
- BaseAcpiTimerLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- PciLib
- IoLib
diff --git a/OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.c b/OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.c deleted file mode 100644 index dbbecc93c1..0000000000 --- a/OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.c +++ /dev/null @@ -1,127 +0,0 @@ -/** @file
- Provide constructor and GetTick for BaseRom instance of ACPI Timer Library
-
- Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.
- Copyright (c) 2011, Andrei Warkentin <andreiw@motorola.com>
-
- This program and the accompanying materials are licensed and made
- available under the terms and conditions of the BSD License which
- accompanies this distribution. The full text of the license may
- be found at http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/IoLib.h>
-#include <Library/PciLib.h>
-#include <OvmfPlatforms.h>
-
-/**
- The constructor function enables ACPI IO space.
-
- If ACPI I/O space not enabled, this function will enable it.
- It will always return RETURN_SUCCESS.
-
- @retval EFI_SUCCESS The constructor always returns RETURN_SUCCESS.
-
-**/
-RETURN_STATUS
-EFIAPI
-AcpiTimerLibConstructor (
- VOID
- )
-{
- UINT16 HostBridgeDevId;
- UINTN Pmba;
- UINT32 PmbaAndVal;
- UINT32 PmbaOrVal;
- UINTN AcpiCtlReg;
- UINT8 AcpiEnBit;
-
- //
- // Query Host Bridge DID to determine platform type
- //
- HostBridgeDevId = PciRead16 (OVMF_HOSTBRIDGE_DID);
- switch (HostBridgeDevId) {
- case INTEL_82441_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMBA);
- PmbaAndVal = ~(UINT32)PIIX4_PMBA_MASK;
- PmbaOrVal = PIIX4_PMBA_VALUE;
- AcpiCtlReg = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMREGMISC);
- AcpiEnBit = PIIX4_PMREGMISC_PMIOSE;
- break;
- case INTEL_Q35_MCH_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_Q35 (ICH9_PMBASE);
- PmbaAndVal = ~(UINT32)ICH9_PMBASE_MASK;
- PmbaOrVal = ICH9_PMBASE_VALUE;
- AcpiCtlReg = POWER_MGMT_REGISTER_Q35 (ICH9_ACPI_CNTL);
- AcpiEnBit = ICH9_ACPI_CNTL_ACPI_EN;
- break;
- default:
- DEBUG ((EFI_D_ERROR, "%a: Unknown Host Bridge Device ID: 0x%04x\n",
- __FUNCTION__, HostBridgeDevId));
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
- }
-
- //
- // Check to see if the Power Management Base Address is already enabled
- //
- if ((PciRead8 (AcpiCtlReg) & AcpiEnBit) == 0) {
- //
- // If the Power Management Base Address is not programmed,
- // then program it now.
- //
- PciAndThenOr32 (Pmba, PmbaAndVal, PmbaOrVal);
-
- //
- // Enable PMBA I/O port decodes
- //
- PciOr8 (AcpiCtlReg, AcpiEnBit);
- }
-
- return RETURN_SUCCESS;
-}
-
-/**
- Internal function to read the current tick counter of ACPI.
-
- Dynamically compute the address of the ACPI tick counter based on the
- properties of the underlying platform, to avoid relying on global variables.
-
- @return The tick counter read.
-
-**/
-UINT32
-InternalAcpiGetTimerTick (
- VOID
- )
-{
- UINT16 HostBridgeDevId;
- UINTN Pmba;
-
- //
- // Query Host Bridge DID to determine platform type
- //
- HostBridgeDevId = PciRead16 (OVMF_HOSTBRIDGE_DID);
- switch (HostBridgeDevId) {
- case INTEL_82441_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMBA);
- break;
- case INTEL_Q35_MCH_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_Q35 (ICH9_PMBASE);
- break;
- default:
- DEBUG ((EFI_D_ERROR, "%a: Unknown Host Bridge Device ID: 0x%04x\n",
- __FUNCTION__, HostBridgeDevId));
- ASSERT (FALSE);
- return 0;
- }
-
- //
- // Read PMBA to read and return the current ACPI timer value.
- //
- return IoRead32 ((PciRead32 (Pmba) & ~PMBA_RTE) + ACPI_TIMER_OFFSET);
-}
diff --git a/OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.inf b/OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.inf deleted file mode 100644 index 946292c181..0000000000 --- a/OvmfPkg/Library/AcpiTimerLib/BaseRomAcpiTimerLib.inf +++ /dev/null @@ -1,36 +0,0 @@ -## @file
-# BaseRom ACPI Timer Library Instance.
-#
-# Copyright (c) 2008 - 2010, Intel Corporation. All rights reserved.
-#
-# This program and the accompanying materials are licensed and made
-# available under the terms and conditions of the BSD License which
-# accompanies this distribution. The full text of the license may
-# be found at http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = BaseRomAcpiTimerLib
- FILE_GUID = CDD9D74F-213E-4c28-98F7-8B4A167DB936
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = TimerLib|SEC
- CONSTRUCTOR = AcpiTimerLibConstructor
-
-[Sources]
- AcpiTimerLib.c
- BaseRomAcpiTimerLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- PciLib
- IoLib
diff --git a/OvmfPkg/Library/AcpiTimerLib/DxeAcpiTimerLib.c b/OvmfPkg/Library/AcpiTimerLib/DxeAcpiTimerLib.c deleted file mode 100644 index e673434ae6..0000000000 --- a/OvmfPkg/Library/AcpiTimerLib/DxeAcpiTimerLib.c +++ /dev/null @@ -1,89 +0,0 @@ -/** @file
- Provide constructor and GetTick for Dxe instance of ACPI Timer Library
-
- Copyright (C) 2014, Gabriel L. Somlo <somlo@cmu.edu>
-
- This program and the accompanying materials are licensed and made
- available under the terms and conditions of the BSD License which
- accompanies this distribution. The full text of the license may
- be found at http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/IoLib.h>
-#include <Library/PcdLib.h>
-#include <Library/PciLib.h>
-#include <OvmfPlatforms.h>
-
-//
-// Cached ACPI Timer IO Address
-//
-STATIC UINT32 mAcpiTimerIoAddr;
-
-/**
- The constructor function caches the ACPI tick counter address
-
- At the time this constructor runs (DXE_CORE or later), ACPI IO space
- has already been enabled by either PlatformPei or by the "Base"
- instance of this library.
- In order to avoid querying the underlying platform type during each
- tick counter read operation, we cache the counter address during
- initialization of this instance of the Timer Library.
-
- @retval EFI_SUCCESS The constructor always returns RETURN_SUCCESS.
-
-**/
-RETURN_STATUS
-EFIAPI
-AcpiTimerLibConstructor (
- VOID
- )
-{
- UINT16 HostBridgeDevId;
- UINTN Pmba;
-
- //
- // Query Host Bridge DID to determine platform type
- //
- HostBridgeDevId = PcdGet16 (PcdOvmfHostBridgePciDevId);
- switch (HostBridgeDevId) {
- case INTEL_82441_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMBA);
- break;
- case INTEL_Q35_MCH_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_Q35 (ICH9_PMBASE);
- break;
- default:
- DEBUG ((EFI_D_ERROR, "%a: Unknown Host Bridge Device ID: 0x%04x\n",
- __FUNCTION__, HostBridgeDevId));
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
- }
-
- mAcpiTimerIoAddr = (PciRead32 (Pmba) & ~PMBA_RTE) + ACPI_TIMER_OFFSET;
-
- return RETURN_SUCCESS;
-}
-
-/**
- Internal function to read the current tick counter of ACPI.
-
- Read the current ACPI tick counter using the counter address cached
- by this instance's constructor.
-
- @return The tick counter read.
-
-**/
-UINT32
-InternalAcpiGetTimerTick (
- VOID
- )
-{
- //
- // Return the current ACPI timer value.
- //
- return IoRead32 (mAcpiTimerIoAddr);
-}
diff --git a/OvmfPkg/Library/AcpiTimerLib/DxeAcpiTimerLib.inf b/OvmfPkg/Library/AcpiTimerLib/DxeAcpiTimerLib.inf deleted file mode 100644 index 25a9823d25..0000000000 --- a/OvmfPkg/Library/AcpiTimerLib/DxeAcpiTimerLib.inf +++ /dev/null @@ -1,40 +0,0 @@ -## @file
-# DXE ACPI Timer Library Instance.
-#
-# Copyright (C) 2014, Gabriel L. Somlo <somlo@cmu.edu>
-# Copyright (c) 2008 - 2010, Intel Corporation. All rights reserved.
-#
-# This program and the accompanying materials are licensed and made
-# available under the terms and conditions of the BSD License which
-# accompanies this distribution. The full text of the license may
-# be found at http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = DxeAcpiTimerLib
- FILE_GUID = 52DECA02-2EE8-4EAA-8EAD-1AB83F8A5955
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = TimerLib|DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SMM_DRIVER UEFI_DRIVER UEFI_APPLICATION SMM_CORE
- CONSTRUCTOR = AcpiTimerLibConstructor
-
-[Sources]
- AcpiTimerLib.c
- DxeAcpiTimerLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[Pcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfHostBridgePciDevId
-
-[LibraryClasses]
- BaseLib
- PciLib
- IoLib
diff --git a/OvmfPkg/Library/DxePciLibI440FxQ35/DxePciLibI440FxQ35.inf b/OvmfPkg/Library/DxePciLibI440FxQ35/DxePciLibI440FxQ35.inf deleted file mode 100644 index 2bd10cc232..0000000000 --- a/OvmfPkg/Library/DxePciLibI440FxQ35/DxePciLibI440FxQ35.inf +++ /dev/null @@ -1,47 +0,0 @@ -## @file
-# An instance of the PCI Library that is based on both the PCI CF8 Library and
-# the PCI Express Library.
-#
-# This PciLib instance caches the OVMF platform type (I440FX vs. Q35) in
-# its entry point function, then delegates function calls to one of the
-# PciCf8Lib or PciExpressLib "backends" as appropriate.
-#
-# Copyright (C) 2016, Red Hat, Inc.
-#
-# Copyright (c) 2007 - 2014, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php.
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR
-# IMPLIED.
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = DxePciLibI440FxQ35
- FILE_GUID = 5360bff6-3911-4495-ae3c-b02ff004b585
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = PciLib|DXE_DRIVER DXE_RUNTIME_DRIVER SMM_CORE DXE_SMM_DRIVER UEFI_DRIVER UEFI_APPLICATION
- CONSTRUCTOR = InitializeConfigAccessMethod
-
-# VALID_ARCHITECTURES = IA32 X64
-
-[Sources]
- PciLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- PcdLib
- PciCf8Lib
- PciExpressLib
-
-[Pcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfHostBridgePciDevId
diff --git a/OvmfPkg/Library/DxePciLibI440FxQ35/PciLib.c b/OvmfPkg/Library/DxePciLibI440FxQ35/PciLib.c deleted file mode 100644 index 6c1a272973..0000000000 --- a/OvmfPkg/Library/DxePciLibI440FxQ35/PciLib.c +++ /dev/null @@ -1,1229 +0,0 @@ -/** @file
- PCI Library functions that use
- (a) I/O ports 0xCF8 and 0xCFC to perform PCI Configuration cycles, layering
- on top of one PCI CF8 Library instance; or
- (b) PCI Library functions that use the 256 MB PCI Express MMIO window to
- perform PCI Configuration cycles, layering on PCI Express Library.
-
- The decision is made in the entry point function, based on the OVMF platform
- type, and then adhered to during the lifetime of the client module.
-
- Copyright (C) 2016, Red Hat, Inc.
-
- Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-
-#include <Base.h>
-
-#include <IndustryStandard/Q35MchIch9.h>
-
-#include <Library/PciLib.h>
-#include <Library/PciCf8Lib.h>
-#include <Library/PciExpressLib.h>
-#include <Library/PcdLib.h>
-
-STATIC BOOLEAN mRunningOnQ35;
-
-RETURN_STATUS
-EFIAPI
-InitializeConfigAccessMethod (
- VOID
- )
-{
- mRunningOnQ35 = (PcdGet16 (PcdOvmfHostBridgePciDevId) ==
- INTEL_Q35_MCH_DEVICE_ID);
- return RETURN_SUCCESS;
-}
-
-/**
- Registers a PCI device so PCI configuration registers may be accessed after
- SetVirtualAddressMap().
-
- Registers the PCI device specified by Address so all the PCI configuration registers
- associated with that PCI device may be accessed after SetVirtualAddressMap() is called.
-
- If Address > 0x0FFFFFFF, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
-
- @retval RETURN_SUCCESS The PCI device was registered for runtime access.
- @retval RETURN_UNSUPPORTED An attempt was made to call this function
- after ExitBootServices().
- @retval RETURN_UNSUPPORTED The resources required to access the PCI device
- at runtime could not be mapped.
- @retval RETURN_OUT_OF_RESOURCES There are not enough resources available to
- complete the registration.
-
-**/
-RETURN_STATUS
-EFIAPI
-PciRegisterForRuntimeAccess (
- IN UINTN Address
- )
-{
- return mRunningOnQ35 ?
- PciExpressRegisterForRuntimeAccess (Address) :
- PciCf8RegisterForRuntimeAccess (Address);
-}
-
-/**
- Reads an 8-bit PCI configuration register.
-
- Reads and returns the 8-bit PCI configuration register specified by Address.
- This function must guarantee that all PCI read and write operations are
- serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
-
- @return The read value from the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciRead8 (
- IN UINTN Address
- )
-{
- return mRunningOnQ35 ?
- PciExpressRead8 (Address) :
- PciCf8Read8 (Address);
-}
-
-/**
- Writes an 8-bit PCI configuration register.
-
- Writes the 8-bit PCI configuration register specified by Address with the
- value specified by Value. Value is returned. This function must guarantee
- that all PCI read and write operations are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param Value The value to write.
-
- @return The value written to the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciWrite8 (
- IN UINTN Address,
- IN UINT8 Value
- )
-{
- return mRunningOnQ35 ?
- PciExpressWrite8 (Address, Value) :
- PciCf8Write8 (Address, Value);
-}
-
-/**
- Performs a bitwise OR of an 8-bit PCI configuration register with
- an 8-bit value.
-
- Reads the 8-bit PCI configuration register specified by Address, performs a
- bitwise OR between the read result and the value specified by
- OrData, and writes the result to the 8-bit PCI configuration register
- specified by Address. The value written to the PCI configuration register is
- returned. This function must guarantee that all PCI read and write operations
- are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param OrData The value to OR with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciOr8 (
- IN UINTN Address,
- IN UINT8 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressOr8 (Address, OrData) :
- PciCf8Or8 (Address, OrData);
-}
-
-/**
- Performs a bitwise AND of an 8-bit PCI configuration register with an 8-bit
- value.
-
- Reads the 8-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData, and
- writes the result to the 8-bit PCI configuration register specified by
- Address. The value written to the PCI configuration register is returned.
- This function must guarantee that all PCI read and write operations are
- serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param AndData The value to AND with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciAnd8 (
- IN UINTN Address,
- IN UINT8 AndData
- )
-{
- return mRunningOnQ35 ?
- PciExpressAnd8 (Address, AndData) :
- PciCf8And8 (Address, AndData);
-}
-
-/**
- Performs a bitwise AND of an 8-bit PCI configuration register with an 8-bit
- value, followed a bitwise OR with another 8-bit value.
-
- Reads the 8-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData,
- performs a bitwise OR between the result of the AND operation and
- the value specified by OrData, and writes the result to the 8-bit PCI
- configuration register specified by Address. The value written to the PCI
- configuration register is returned. This function must guarantee that all PCI
- read and write operations are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param AndData The value to AND with the PCI configuration register.
- @param OrData The value to OR with the result of the AND operation.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciAndThenOr8 (
- IN UINTN Address,
- IN UINT8 AndData,
- IN UINT8 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressAndThenOr8 (Address, AndData, OrData) :
- PciCf8AndThenOr8 (Address, AndData, OrData);
-}
-
-/**
- Reads a bit field of a PCI configuration register.
-
- Reads the bit field in an 8-bit PCI configuration register. The bit field is
- specified by the StartBit and the EndBit. The value of the bit field is
- returned.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If StartBit is greater than 7, then ASSERT().
- If EndBit is greater than 7, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
-
- @param Address The PCI configuration register to read.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..7.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..7.
-
- @return The value of the bit field read from the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciBitFieldRead8 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldRead8 (Address, StartBit, EndBit) :
- PciCf8BitFieldRead8 (Address, StartBit, EndBit);
-}
-
-/**
- Writes a bit field to a PCI configuration register.
-
- Writes Value to the bit field of the PCI configuration register. The bit
- field is specified by the StartBit and the EndBit. All other bits in the
- destination PCI configuration register are preserved. The new value of the
- 8-bit register is returned.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If StartBit is greater than 7, then ASSERT().
- If EndBit is greater than 7, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..7.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..7.
- @param Value The new value of the bit field.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciBitFieldWrite8 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT8 Value
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldWrite8 (Address, StartBit, EndBit, Value) :
- PciCf8BitFieldWrite8 (Address, StartBit, EndBit, Value);
-}
-
-/**
- Reads a bit field in an 8-bit PCI configuration, performs a bitwise OR, and
- writes the result back to the bit field in the 8-bit port.
-
- Reads the 8-bit PCI configuration register specified by Address, performs a
- bitwise OR between the read result and the value specified by
- OrData, and writes the result to the 8-bit PCI configuration register
- specified by Address. The value written to the PCI configuration register is
- returned. This function must guarantee that all PCI read and write operations
- are serialized. Extra left bits in OrData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If StartBit is greater than 7, then ASSERT().
- If EndBit is greater than 7, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..7.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..7.
- @param OrData The value to OR with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciBitFieldOr8 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT8 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldOr8 (Address, StartBit, EndBit, OrData) :
- PciCf8BitFieldOr8 (Address, StartBit, EndBit, OrData);
-}
-
-/**
- Reads a bit field in an 8-bit PCI configuration register, performs a bitwise
- AND, and writes the result back to the bit field in the 8-bit register.
-
- Reads the 8-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData, and
- writes the result to the 8-bit PCI configuration register specified by
- Address. The value written to the PCI configuration register is returned.
- This function must guarantee that all PCI read and write operations are
- serialized. Extra left bits in AndData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If StartBit is greater than 7, then ASSERT().
- If EndBit is greater than 7, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..7.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..7.
- @param AndData The value to AND with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciBitFieldAnd8 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT8 AndData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldAnd8 (Address, StartBit, EndBit, AndData) :
- PciCf8BitFieldAnd8 (Address, StartBit, EndBit, AndData);
-}
-
-/**
- Reads a bit field in an 8-bit port, performs a bitwise AND followed by a
- bitwise OR, and writes the result back to the bit field in the
- 8-bit port.
-
- Reads the 8-bit PCI configuration register specified by Address, performs a
- bitwise AND followed by a bitwise OR between the read result and
- the value specified by AndData, and writes the result to the 8-bit PCI
- configuration register specified by Address. The value written to the PCI
- configuration register is returned. This function must guarantee that all PCI
- read and write operations are serialized. Extra left bits in both AndData and
- OrData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If StartBit is greater than 7, then ASSERT().
- If EndBit is greater than 7, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
- If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..7.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..7.
- @param AndData The value to AND with the PCI configuration register.
- @param OrData The value to OR with the result of the AND operation.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT8
-EFIAPI
-PciBitFieldAndThenOr8 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT8 AndData,
- IN UINT8 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldAndThenOr8 (Address, StartBit, EndBit, AndData, OrData) :
- PciCf8BitFieldAndThenOr8 (Address, StartBit, EndBit, AndData, OrData);
-}
-
-/**
- Reads a 16-bit PCI configuration register.
-
- Reads and returns the 16-bit PCI configuration register specified by Address.
- This function must guarantee that all PCI read and write operations are
- serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
-
- @return The read value from the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciRead16 (
- IN UINTN Address
- )
-{
- return mRunningOnQ35 ?
- PciExpressRead16 (Address) :
- PciCf8Read16 (Address);
-}
-
-/**
- Writes a 16-bit PCI configuration register.
-
- Writes the 16-bit PCI configuration register specified by Address with the
- value specified by Value. Value is returned. This function must guarantee
- that all PCI read and write operations are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param Value The value to write.
-
- @return The value written to the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciWrite16 (
- IN UINTN Address,
- IN UINT16 Value
- )
-{
- return mRunningOnQ35 ?
- PciExpressWrite16 (Address, Value) :
- PciCf8Write16 (Address, Value);
-}
-
-/**
- Performs a bitwise OR of a 16-bit PCI configuration register with
- a 16-bit value.
-
- Reads the 16-bit PCI configuration register specified by Address, performs a
- bitwise OR between the read result and the value specified by
- OrData, and writes the result to the 16-bit PCI configuration register
- specified by Address. The value written to the PCI configuration register is
- returned. This function must guarantee that all PCI read and write operations
- are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param OrData The value to OR with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciOr16 (
- IN UINTN Address,
- IN UINT16 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressOr16 (Address, OrData) :
- PciCf8Or16 (Address, OrData);
-}
-
-/**
- Performs a bitwise AND of a 16-bit PCI configuration register with a 16-bit
- value.
-
- Reads the 16-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData, and
- writes the result to the 16-bit PCI configuration register specified by
- Address. The value written to the PCI configuration register is returned.
- This function must guarantee that all PCI read and write operations are
- serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param AndData The value to AND with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciAnd16 (
- IN UINTN Address,
- IN UINT16 AndData
- )
-{
- return mRunningOnQ35 ?
- PciExpressAnd16 (Address, AndData) :
- PciCf8And16 (Address, AndData);
-}
-
-/**
- Performs a bitwise AND of a 16-bit PCI configuration register with a 16-bit
- value, followed a bitwise OR with another 16-bit value.
-
- Reads the 16-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData,
- performs a bitwise OR between the result of the AND operation and
- the value specified by OrData, and writes the result to the 16-bit PCI
- configuration register specified by Address. The value written to the PCI
- configuration register is returned. This function must guarantee that all PCI
- read and write operations are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param AndData The value to AND with the PCI configuration register.
- @param OrData The value to OR with the result of the AND operation.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciAndThenOr16 (
- IN UINTN Address,
- IN UINT16 AndData,
- IN UINT16 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressAndThenOr16 (Address, AndData, OrData) :
- PciCf8AndThenOr16 (Address, AndData, OrData);
-}
-
-/**
- Reads a bit field of a PCI configuration register.
-
- Reads the bit field in a 16-bit PCI configuration register. The bit field is
- specified by the StartBit and the EndBit. The value of the bit field is
- returned.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
- If StartBit is greater than 15, then ASSERT().
- If EndBit is greater than 15, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
-
- @param Address The PCI configuration register to read.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..15.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..15.
-
- @return The value of the bit field read from the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciBitFieldRead16 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldRead16 (Address, StartBit, EndBit) :
- PciCf8BitFieldRead16 (Address, StartBit, EndBit);
-}
-
-/**
- Writes a bit field to a PCI configuration register.
-
- Writes Value to the bit field of the PCI configuration register. The bit
- field is specified by the StartBit and the EndBit. All other bits in the
- destination PCI configuration register are preserved. The new value of the
- 16-bit register is returned.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
- If StartBit is greater than 15, then ASSERT().
- If EndBit is greater than 15, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..15.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..15.
- @param Value The new value of the bit field.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciBitFieldWrite16 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT16 Value
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldWrite16 (Address, StartBit, EndBit, Value) :
- PciCf8BitFieldWrite16 (Address, StartBit, EndBit, Value);
-}
-
-/**
- Reads a bit field in a 16-bit PCI configuration, performs a bitwise OR, and
- writes the result back to the bit field in the 16-bit port.
-
- Reads the 16-bit PCI configuration register specified by Address, performs a
- bitwise OR between the read result and the value specified by
- OrData, and writes the result to the 16-bit PCI configuration register
- specified by Address. The value written to the PCI configuration register is
- returned. This function must guarantee that all PCI read and write operations
- are serialized. Extra left bits in OrData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
- If StartBit is greater than 15, then ASSERT().
- If EndBit is greater than 15, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..15.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..15.
- @param OrData The value to OR with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciBitFieldOr16 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT16 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldOr16 (Address, StartBit, EndBit, OrData) :
- PciCf8BitFieldOr16 (Address, StartBit, EndBit, OrData);
-}
-
-/**
- Reads a bit field in a 16-bit PCI configuration register, performs a bitwise
- AND, and writes the result back to the bit field in the 16-bit register.
-
- Reads the 16-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData, and
- writes the result to the 16-bit PCI configuration register specified by
- Address. The value written to the PCI configuration register is returned.
- This function must guarantee that all PCI read and write operations are
- serialized. Extra left bits in AndData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
- If StartBit is greater than 15, then ASSERT().
- If EndBit is greater than 15, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..15.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..15.
- @param AndData The value to AND with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciBitFieldAnd16 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT16 AndData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldAnd16 (Address, StartBit, EndBit, AndData) :
- PciCf8BitFieldAnd16 (Address, StartBit, EndBit, AndData);
-}
-
-/**
- Reads a bit field in a 16-bit port, performs a bitwise AND followed by a
- bitwise OR, and writes the result back to the bit field in the
- 16-bit port.
-
- Reads the 16-bit PCI configuration register specified by Address, performs a
- bitwise AND followed by a bitwise OR between the read result and
- the value specified by AndData, and writes the result to the 16-bit PCI
- configuration register specified by Address. The value written to the PCI
- configuration register is returned. This function must guarantee that all PCI
- read and write operations are serialized. Extra left bits in both AndData and
- OrData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 16-bit boundary, then ASSERT().
- If StartBit is greater than 15, then ASSERT().
- If EndBit is greater than 15, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
- If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..15.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..15.
- @param AndData The value to AND with the PCI configuration register.
- @param OrData The value to OR with the result of the AND operation.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT16
-EFIAPI
-PciBitFieldAndThenOr16 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT16 AndData,
- IN UINT16 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldAndThenOr16 (Address, StartBit, EndBit, AndData, OrData) :
- PciCf8BitFieldAndThenOr16 (Address, StartBit, EndBit, AndData, OrData);
-}
-
-/**
- Reads a 32-bit PCI configuration register.
-
- Reads and returns the 32-bit PCI configuration register specified by Address.
- This function must guarantee that all PCI read and write operations are
- serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
-
- @return The read value from the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciRead32 (
- IN UINTN Address
- )
-{
- return mRunningOnQ35 ?
- PciExpressRead32 (Address) :
- PciCf8Read32 (Address);
-}
-
-/**
- Writes a 32-bit PCI configuration register.
-
- Writes the 32-bit PCI configuration register specified by Address with the
- value specified by Value. Value is returned. This function must guarantee
- that all PCI read and write operations are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param Value The value to write.
-
- @return The value written to the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciWrite32 (
- IN UINTN Address,
- IN UINT32 Value
- )
-{
- return mRunningOnQ35 ?
- PciExpressWrite32 (Address, Value) :
- PciCf8Write32 (Address, Value);
-}
-
-/**
- Performs a bitwise OR of a 32-bit PCI configuration register with
- a 32-bit value.
-
- Reads the 32-bit PCI configuration register specified by Address, performs a
- bitwise OR between the read result and the value specified by
- OrData, and writes the result to the 32-bit PCI configuration register
- specified by Address. The value written to the PCI configuration register is
- returned. This function must guarantee that all PCI read and write operations
- are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param OrData The value to OR with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciOr32 (
- IN UINTN Address,
- IN UINT32 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressOr32 (Address, OrData) :
- PciCf8Or32 (Address, OrData);
-}
-
-/**
- Performs a bitwise AND of a 32-bit PCI configuration register with a 32-bit
- value.
-
- Reads the 32-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData, and
- writes the result to the 32-bit PCI configuration register specified by
- Address. The value written to the PCI configuration register is returned.
- This function must guarantee that all PCI read and write operations are
- serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param AndData The value to AND with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciAnd32 (
- IN UINTN Address,
- IN UINT32 AndData
- )
-{
- return mRunningOnQ35 ?
- PciExpressAnd32 (Address, AndData) :
- PciCf8And32 (Address, AndData);
-}
-
-/**
- Performs a bitwise AND of a 32-bit PCI configuration register with a 32-bit
- value, followed a bitwise OR with another 32-bit value.
-
- Reads the 32-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData,
- performs a bitwise OR between the result of the AND operation and
- the value specified by OrData, and writes the result to the 32-bit PCI
- configuration register specified by Address. The value written to the PCI
- configuration register is returned. This function must guarantee that all PCI
- read and write operations are serialized.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
-
- @param Address The address that encodes the PCI Bus, Device, Function and
- Register.
- @param AndData The value to AND with the PCI configuration register.
- @param OrData The value to OR with the result of the AND operation.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciAndThenOr32 (
- IN UINTN Address,
- IN UINT32 AndData,
- IN UINT32 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressAndThenOr32 (Address, AndData, OrData) :
- PciCf8AndThenOr32 (Address, AndData, OrData);
-}
-
-/**
- Reads a bit field of a PCI configuration register.
-
- Reads the bit field in a 32-bit PCI configuration register. The bit field is
- specified by the StartBit and the EndBit. The value of the bit field is
- returned.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
- If StartBit is greater than 31, then ASSERT().
- If EndBit is greater than 31, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
-
- @param Address The PCI configuration register to read.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..31.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..31.
-
- @return The value of the bit field read from the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciBitFieldRead32 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldRead32 (Address, StartBit, EndBit) :
- PciCf8BitFieldRead32 (Address, StartBit, EndBit);
-}
-
-/**
- Writes a bit field to a PCI configuration register.
-
- Writes Value to the bit field of the PCI configuration register. The bit
- field is specified by the StartBit and the EndBit. All other bits in the
- destination PCI configuration register are preserved. The new value of the
- 32-bit register is returned.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
- If StartBit is greater than 31, then ASSERT().
- If EndBit is greater than 31, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If Value is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..31.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..31.
- @param Value The new value of the bit field.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciBitFieldWrite32 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT32 Value
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldWrite32 (Address, StartBit, EndBit, Value) :
- PciCf8BitFieldWrite32 (Address, StartBit, EndBit, Value);
-}
-
-/**
- Reads a bit field in a 32-bit PCI configuration, performs a bitwise OR, and
- writes the result back to the bit field in the 32-bit port.
-
- Reads the 32-bit PCI configuration register specified by Address, performs a
- bitwise OR between the read result and the value specified by
- OrData, and writes the result to the 32-bit PCI configuration register
- specified by Address. The value written to the PCI configuration register is
- returned. This function must guarantee that all PCI read and write operations
- are serialized. Extra left bits in OrData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
- If StartBit is greater than 31, then ASSERT().
- If EndBit is greater than 31, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..31.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..31.
- @param OrData The value to OR with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciBitFieldOr32 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT32 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldOr32 (Address, StartBit, EndBit, OrData) :
- PciCf8BitFieldOr32 (Address, StartBit, EndBit, OrData);
-}
-
-/**
- Reads a bit field in a 32-bit PCI configuration register, performs a bitwise
- AND, and writes the result back to the bit field in the 32-bit register.
-
- Reads the 32-bit PCI configuration register specified by Address, performs a
- bitwise AND between the read result and the value specified by AndData, and
- writes the result to the 32-bit PCI configuration register specified by
- Address. The value written to the PCI configuration register is returned.
- This function must guarantee that all PCI read and write operations are
- serialized. Extra left bits in AndData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
- If StartBit is greater than 31, then ASSERT().
- If EndBit is greater than 31, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..31.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..31.
- @param AndData The value to AND with the PCI configuration register.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciBitFieldAnd32 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT32 AndData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldAnd32 (Address, StartBit, EndBit, AndData) :
- PciCf8BitFieldAnd32 (Address, StartBit, EndBit, AndData);
-}
-
-/**
- Reads a bit field in a 32-bit port, performs a bitwise AND followed by a
- bitwise OR, and writes the result back to the bit field in the
- 32-bit port.
-
- Reads the 32-bit PCI configuration register specified by Address, performs a
- bitwise AND followed by a bitwise OR between the read result and
- the value specified by AndData, and writes the result to the 32-bit PCI
- configuration register specified by Address. The value written to the PCI
- configuration register is returned. This function must guarantee that all PCI
- read and write operations are serialized. Extra left bits in both AndData and
- OrData are stripped.
-
- If Address > 0x0FFFFFFF, then ASSERT().
- If Address is not aligned on a 32-bit boundary, then ASSERT().
- If StartBit is greater than 31, then ASSERT().
- If EndBit is greater than 31, then ASSERT().
- If EndBit is less than StartBit, then ASSERT().
- If AndData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
- If OrData is larger than the bitmask value range specified by StartBit and EndBit, then ASSERT().
-
- @param Address The PCI configuration register to write.
- @param StartBit The ordinal of the least significant bit in the bit field.
- Range 0..31.
- @param EndBit The ordinal of the most significant bit in the bit field.
- Range 0..31.
- @param AndData The value to AND with the PCI configuration register.
- @param OrData The value to OR with the result of the AND operation.
-
- @return The value written back to the PCI configuration register.
-
-**/
-UINT32
-EFIAPI
-PciBitFieldAndThenOr32 (
- IN UINTN Address,
- IN UINTN StartBit,
- IN UINTN EndBit,
- IN UINT32 AndData,
- IN UINT32 OrData
- )
-{
- return mRunningOnQ35 ?
- PciExpressBitFieldAndThenOr32 (Address, StartBit, EndBit, AndData, OrData) :
- PciCf8BitFieldAndThenOr32 (Address, StartBit, EndBit, AndData, OrData);
-}
-
-/**
- Reads a range of PCI configuration registers into a caller supplied buffer.
-
- Reads the range of PCI configuration registers specified by StartAddress and
- Size into the buffer specified by Buffer. This function only allows the PCI
- configuration registers from a single PCI function to be read. Size is
- returned. When possible 32-bit PCI configuration read cycles are used to read
- from StartAdress to StartAddress + Size. Due to alignment restrictions, 8-bit
- and 16-bit PCI configuration read cycles may be used at the beginning and the
- end of the range.
-
- If StartAddress > 0x0FFFFFFF, then ASSERT().
- If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
- If Size > 0 and Buffer is NULL, then ASSERT().
-
- @param StartAddress The starting address that encodes the PCI Bus, Device,
- Function and Register.
- @param Size The size in bytes of the transfer.
- @param Buffer The pointer to a buffer receiving the data read.
-
- @return Size
-
-**/
-UINTN
-EFIAPI
-PciReadBuffer (
- IN UINTN StartAddress,
- IN UINTN Size,
- OUT VOID *Buffer
- )
-{
- return mRunningOnQ35 ?
- PciExpressReadBuffer (StartAddress, Size, Buffer) :
- PciCf8ReadBuffer (StartAddress, Size, Buffer);
-}
-
-/**
- Copies the data in a caller supplied buffer to a specified range of PCI
- configuration space.
-
- Writes the range of PCI configuration registers specified by StartAddress and
- Size from the buffer specified by Buffer. This function only allows the PCI
- configuration registers from a single PCI function to be written. Size is
- returned. When possible 32-bit PCI configuration write cycles are used to
- write from StartAdress to StartAddress + Size. Due to alignment restrictions,
- 8-bit and 16-bit PCI configuration write cycles may be used at the beginning
- and the end of the range.
-
- If StartAddress > 0x0FFFFFFF, then ASSERT().
- If ((StartAddress & 0xFFF) + Size) > 0x1000, then ASSERT().
- If Size > 0 and Buffer is NULL, then ASSERT().
-
- @param StartAddress The starting address that encodes the PCI Bus, Device,
- Function and Register.
- @param Size The size in bytes of the transfer.
- @param Buffer The pointer to a buffer containing the data to write.
-
- @return Size written to StartAddress.
-
-**/
-UINTN
-EFIAPI
-PciWriteBuffer (
- IN UINTN StartAddress,
- IN UINTN Size,
- IN VOID *Buffer
- )
-{
- return mRunningOnQ35 ?
- PciExpressWriteBuffer (StartAddress, Size, Buffer) :
- PciCf8WriteBuffer (StartAddress, Size, Buffer);
-}
diff --git a/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.c b/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.c deleted file mode 100644 index 9b449a6dec..0000000000 --- a/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.c +++ /dev/null @@ -1,103 +0,0 @@ -/** @file
- OVMF platform customization for EMU Variable FVB driver
-
- Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "PiDxe.h"
-#include <Library/DebugLib.h>
-#include <Library/PcdLib.h>
-#include <Library/PlatformFvbLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeLib.h>
-
-
-/**
- This function will be called following a call to the
- EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Read function.
-
- @param[in] This The EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL instance.
- @param[in] Lba The starting logical block index
- from which to read.
- @param[in] Offset Offset into the block at which to begin reading.
- @param[in] NumBytes The number of bytes read.
- @param[in] Buffer Pointer to the buffer that was read, and will be
- returned to the caller.
-
-**/
-VOID
-EFIAPI
-PlatformFvbDataRead (
- IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
- IN EFI_LBA Lba,
- IN UINTN Offset,
- IN UINTN NumBytes,
- IN UINT8 *Buffer
- )
-{
-}
-
-
-/**
- This function will be called following a call to the
- EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Write function.
-
- @param[in] This EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL instance.
- @param[in] Lba The starting logical block index to written to.
- @param[in] Offset Offset into the block at which to begin writing.
- @param[in] NumBytes The number of bytes written.
- @param[in] Buffer Pointer to the buffer that was written.
-
-**/
-VOID
-EFIAPI
-PlatformFvbDataWritten (
- IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
- IN EFI_LBA Lba,
- IN UINTN Offset,
- IN UINTN NumBytes,
- IN UINT8 *Buffer
- )
-{
- STATIC EFI_EVENT EventToSignal = NULL;
-
- if (!EfiAtRuntime ()) {
- if (EventToSignal == NULL) {
- EventToSignal = (EFI_EVENT)(UINTN) PcdGet64 (PcdEmuVariableEvent);
- }
- if (EventToSignal != NULL) {
- gBS->SignalEvent (EventToSignal);
- }
- }
-}
-
-
-/**
- This function will be called following a call to the
- EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Erase function.
-
- @param This Indicates the EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL
- instance.
- @param List The variable argument list as documented for
- the EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Erase
- function.
-
-**/
-VOID
-EFIAPI
-PlatformFvbBlocksErased (
- IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
- IN VA_LIST List
- )
-{
-}
-
-
diff --git a/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.inf b/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.inf deleted file mode 100644 index ec6764d760..0000000000 --- a/OvmfPkg/Library/EmuVariableFvbLib/EmuVariableFvbLib.inf +++ /dev/null @@ -1,48 +0,0 @@ -## @file
-# OVMF platform customization for EMU Variable FVB driver
-#
-# This library handles hooks for the EMU Variable FVB driver.
-#
-# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = EmuVariableFvbLib
- FILE_GUID = 8a6062ed-7140-4a74-b4ea-fe900e79e24b
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = PlatformFvbLib|DXE_RUNTIME_DRIVER
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC
-#
-
-[Sources]
- EmuVariableFvbLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- BaseMemoryLib
- DebugLib
- MemoryAllocationLib
-
-[Pcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdEmuVariableEvent
-
diff --git a/OvmfPkg/Library/LoadLinuxLib/Ia32/JumpToKernel.nasm b/OvmfPkg/Library/LoadLinuxLib/Ia32/JumpToKernel.nasm deleted file mode 100644 index fcb686c644..0000000000 --- a/OvmfPkg/Library/LoadLinuxLib/Ia32/JumpToKernel.nasm +++ /dev/null @@ -1,49 +0,0 @@ -;------------------------------------------------------------------------------
-;
-; Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
-;
-; This program and the accompanying materials
-; are licensed and made available under the terms and conditions of the BSD License
-; which accompanies this distribution. The full text of the license may be found at
-; http://opensource.org/licenses/bsd-license.php.
-;
-; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-;
-;------------------------------------------------------------------------------
-
- SECTION .text
-
-;------------------------------------------------------------------------------
-; VOID
-; EFIAPI
-; JumpToKernel (
-; VOID *KernelStart,
-; VOID *KernelBootParams
-; );
-;------------------------------------------------------------------------------
-global ASM_PFX(JumpToKernel)
-ASM_PFX(JumpToKernel):
-
- mov esi, [esp + 8]
- call DWORD [esp + 4]
- ret
-
-;------------------------------------------------------------------------------
-; VOID
-; EFIAPI
-; JumpToUefiKernel (
-; EFI_HANDLE ImageHandle,
-; EFI_SYSTEM_TABLE *SystemTable,
-; VOID *KernelBootParams,
-; VOID *KernelStart
-; );
-;------------------------------------------------------------------------------
-global ASM_PFX(JumpToUefiKernel)
-ASM_PFX(JumpToUefiKernel):
-
- mov eax, [esp + 12]
- mov eax, [eax + 0x264]
- add eax, [esp + 16]
- jmp eax
-
diff --git a/OvmfPkg/Library/LoadLinuxLib/Linux.c b/OvmfPkg/Library/LoadLinuxLib/Linux.c deleted file mode 100644 index 68d15377bf..0000000000 --- a/OvmfPkg/Library/LoadLinuxLib/Linux.c +++ /dev/null @@ -1,670 +0,0 @@ -/** @file
-
- Copyright (c) 2011 - 2014, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "LoadLinuxLib.h"
-
-
-/**
- A simple check of the kernel setup image
-
- An assumption is made that the size of the data is at least the
- size of struct boot_params.
-
- @param[in] KernelSetup - The kernel setup image
-
- @retval EFI_SUCCESS - The kernel setup looks valid and supported
- @retval EFI_INVALID_PARAMETER - KernelSetup was NULL
- @retval EFI_UNSUPPORTED - The kernel setup is not valid or supported
-
-**/
-STATIC
-EFI_STATUS
-EFIAPI
-BasicKernelSetupCheck (
- IN VOID *KernelSetup
- )
-{
- return LoadLinuxCheckKernelSetup(KernelSetup, sizeof (struct boot_params));
-}
-
-
-EFI_STATUS
-EFIAPI
-LoadLinuxCheckKernelSetup (
- IN VOID *KernelSetup,
- IN UINTN KernelSetupSize
- )
-{
- struct boot_params *Bp;
-
- if (KernelSetup == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- if (KernelSetupSize < sizeof (*Bp)) {
- return EFI_UNSUPPORTED;
- }
-
- Bp = (struct boot_params*) KernelSetup;
-
- if ((Bp->hdr.signature != 0xAA55) || // Check boot sector signature
- (Bp->hdr.header != SETUP_HDR) ||
- (Bp->hdr.version < 0x205) || // We only support relocatable kernels
- (!Bp->hdr.relocatable_kernel)
- ) {
- return EFI_UNSUPPORTED;
- } else {
- return EFI_SUCCESS;
- }
-}
-
-
-UINTN
-EFIAPI
-LoadLinuxGetKernelSize (
- IN VOID *KernelSetup,
- IN UINTN KernelSize
- )
-{
- struct boot_params *Bp;
-
- if (EFI_ERROR (BasicKernelSetupCheck (KernelSetup))) {
- return 0;
- }
-
- Bp = (struct boot_params*) KernelSetup;
-
- if (Bp->hdr.version > 0x20a) {
- return Bp->hdr.init_size;
- } else {
- //
- // Add extra size for kernel decompression
- //
- return 3 * KernelSize;
- }
-}
-
-
-VOID*
-EFIAPI
-LoadLinuxAllocateKernelSetupPages (
- IN UINTN Pages
- )
-{
- EFI_STATUS Status;
- EFI_PHYSICAL_ADDRESS Address;
-
- Address = BASE_1GB;
- Status = gBS->AllocatePages (
- AllocateMaxAddress,
- EfiLoaderData,
- Pages,
- &Address
- );
- if (!EFI_ERROR (Status)) {
- return (VOID*)(UINTN) Address;
- } else {
- return NULL;
- }
-}
-
-EFI_STATUS
-EFIAPI
-LoadLinuxInitializeKernelSetup (
- IN VOID *KernelSetup
- )
-{
- EFI_STATUS Status;
- UINTN SetupEnd;
- struct boot_params *Bp;
-
- Status = BasicKernelSetupCheck (KernelSetup);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Bp = (struct boot_params*) KernelSetup;
-
- SetupEnd = 0x202 + (Bp->hdr.jump & 0xff);
-
- //
- // Clear all but the setup_header
- //
- ZeroMem (KernelSetup, 0x1f1);
- ZeroMem (((UINT8 *)KernelSetup) + SetupEnd, 4096 - SetupEnd);
- DEBUG ((EFI_D_INFO, "Cleared kernel setup 0-0x1f1, 0x%Lx-0x1000\n",
- (UINT64)SetupEnd));
-
- return EFI_SUCCESS;
-}
-
-VOID*
-EFIAPI
-LoadLinuxAllocateKernelPages (
- IN VOID *KernelSetup,
- IN UINTN Pages
- )
-{
- EFI_STATUS Status;
- EFI_PHYSICAL_ADDRESS KernelAddress;
- UINT32 Loop;
- struct boot_params *Bp;
-
- if (EFI_ERROR (BasicKernelSetupCheck (KernelSetup))) {
- return NULL;
- }
-
- Bp = (struct boot_params*) KernelSetup;
-
- for (Loop = 1; Loop < 512; Loop++) {
- KernelAddress = MultU64x32 (
- 2 * Bp->hdr.kernel_alignment,
- Loop
- );
- Status = gBS->AllocatePages (
- AllocateAddress,
- EfiLoaderData,
- Pages,
- &KernelAddress
- );
- if (!EFI_ERROR (Status)) {
- return (VOID*)(UINTN) KernelAddress;
- }
- }
-
- return NULL;
-}
-
-
-VOID*
-EFIAPI
-LoadLinuxAllocateCommandLinePages (
- IN UINTN Pages
- )
-{
- EFI_STATUS Status;
- EFI_PHYSICAL_ADDRESS Address;
-
- Address = 0xa0000;
- Status = gBS->AllocatePages (
- AllocateMaxAddress,
- EfiLoaderData,
- Pages,
- &Address
- );
- if (!EFI_ERROR (Status)) {
- return (VOID*)(UINTN) Address;
- } else {
- return NULL;
- }
-}
-
-
-VOID*
-EFIAPI
-LoadLinuxAllocateInitrdPages (
- IN VOID *KernelSetup,
- IN UINTN Pages
- )
-{
- EFI_STATUS Status;
- EFI_PHYSICAL_ADDRESS Address;
-
- struct boot_params *Bp;
-
- if (EFI_ERROR (BasicKernelSetupCheck (KernelSetup))) {
- return NULL;
- }
-
- Bp = (struct boot_params*) KernelSetup;
-
- Address = (EFI_PHYSICAL_ADDRESS)(UINTN) Bp->hdr.ramdisk_max;
- Status = gBS->AllocatePages (
- AllocateMaxAddress,
- EfiLoaderData,
- Pages,
- &Address
- );
- if (!EFI_ERROR (Status)) {
- return (VOID*)(UINTN) Address;
- } else {
- return NULL;
- }
-}
-
-
-STATIC
-VOID
-SetupLinuxMemmap (
- IN OUT struct boot_params *Bp
- )
-{
- EFI_STATUS Status;
- UINT8 TmpMemoryMap[1];
- UINTN MapKey;
- UINTN DescriptorSize;
- UINT32 DescriptorVersion;
- UINTN MemoryMapSize;
- EFI_MEMORY_DESCRIPTOR *MemoryMap;
- EFI_MEMORY_DESCRIPTOR *MemoryMapPtr;
- UINTN Index;
- struct efi_info *Efi;
- struct e820_entry *LastE820;
- struct e820_entry *E820;
- UINTN E820EntryCount;
- EFI_PHYSICAL_ADDRESS LastEndAddr;
-
- //
- // Get System MemoryMapSize
- //
- MemoryMapSize = sizeof (TmpMemoryMap);
- Status = gBS->GetMemoryMap (
- &MemoryMapSize,
- (EFI_MEMORY_DESCRIPTOR *)TmpMemoryMap,
- &MapKey,
- &DescriptorSize,
- &DescriptorVersion
- );
- ASSERT (Status == EFI_BUFFER_TOO_SMALL);
- //
- // Enlarge space here, because we will allocate pool now.
- //
- MemoryMapSize += EFI_PAGE_SIZE;
- Status = gBS->AllocatePool (
- EfiLoaderData,
- MemoryMapSize,
- (VOID **) &MemoryMap
- );
- ASSERT_EFI_ERROR (Status);
-
- //
- // Get System MemoryMap
- //
- Status = gBS->GetMemoryMap (
- &MemoryMapSize,
- MemoryMap,
- &MapKey,
- &DescriptorSize,
- &DescriptorVersion
- );
- ASSERT_EFI_ERROR (Status);
-
- LastE820 = NULL;
- E820 = &Bp->e820_map[0];
- E820EntryCount = 0;
- LastEndAddr = 0;
- MemoryMapPtr = MemoryMap;
- for (Index = 0; Index < (MemoryMapSize / DescriptorSize); Index++) {
- UINTN E820Type = 0;
-
- if (MemoryMap->NumberOfPages == 0) {
- continue;
- }
-
- switch(MemoryMap->Type) {
- case EfiReservedMemoryType:
- case EfiRuntimeServicesCode:
- case EfiRuntimeServicesData:
- case EfiMemoryMappedIO:
- case EfiMemoryMappedIOPortSpace:
- case EfiPalCode:
- E820Type = E820_RESERVED;
- break;
-
- case EfiUnusableMemory:
- E820Type = E820_UNUSABLE;
- break;
-
- case EfiACPIReclaimMemory:
- E820Type = E820_ACPI;
- break;
-
- case EfiLoaderCode:
- case EfiLoaderData:
- case EfiBootServicesCode:
- case EfiBootServicesData:
- case EfiConventionalMemory:
- E820Type = E820_RAM;
- break;
-
- case EfiACPIMemoryNVS:
- E820Type = E820_NVS;
- break;
-
- default:
- DEBUG ((
- EFI_D_ERROR,
- "Invalid EFI memory descriptor type (0x%x)!\n",
- MemoryMap->Type
- ));
- continue;
- }
-
- if ((LastE820 != NULL) &&
- (LastE820->type == (UINT32) E820Type) &&
- (MemoryMap->PhysicalStart == LastEndAddr)) {
- LastE820->size += EFI_PAGES_TO_SIZE ((UINTN) MemoryMap->NumberOfPages);
- LastEndAddr += EFI_PAGES_TO_SIZE ((UINTN) MemoryMap->NumberOfPages);
- } else {
- if (E820EntryCount >= ARRAY_SIZE (Bp->e820_map)) {
- break;
- }
- E820->type = (UINT32) E820Type;
- E820->addr = MemoryMap->PhysicalStart;
- E820->size = EFI_PAGES_TO_SIZE ((UINTN) MemoryMap->NumberOfPages);
- LastE820 = E820;
- LastEndAddr = E820->addr + E820->size;
- E820++;
- E820EntryCount++;
- }
-
- //
- // Get next item
- //
- MemoryMap = (EFI_MEMORY_DESCRIPTOR *)((UINTN)MemoryMap + DescriptorSize);
- }
- Bp->e820_entries = (UINT8) E820EntryCount;
-
- Efi = &Bp->efi_info;
- Efi->efi_systab = (UINT32)(UINTN) gST;
- Efi->efi_memdesc_size = (UINT32) DescriptorSize;
- Efi->efi_memdesc_version = DescriptorVersion;
- Efi->efi_memmap = (UINT32)(UINTN) MemoryMapPtr;
- Efi->efi_memmap_size = (UINT32) MemoryMapSize;
-#ifdef MDE_CPU_IA32
- Efi->efi_loader_signature = SIGNATURE_32 ('E', 'L', '3', '2');
-#else
- Efi->efi_systab_hi = (UINT32) (((UINT64)(UINTN) gST) >> 32);
- Efi->efi_memmap_hi = (UINT32) (((UINT64)(UINTN) MemoryMapPtr) >> 32);
- Efi->efi_loader_signature = SIGNATURE_32 ('E', 'L', '6', '4');
-#endif
-
- gBS->ExitBootServices (gImageHandle, MapKey);
-}
-
-
-EFI_STATUS
-EFIAPI
-LoadLinuxSetCommandLine (
- IN OUT VOID *KernelSetup,
- IN CHAR8 *CommandLine
- )
-{
- EFI_STATUS Status;
- struct boot_params *Bp;
-
- Status = BasicKernelSetupCheck (KernelSetup);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Bp = (struct boot_params*) KernelSetup;
-
- Bp->hdr.cmd_line_ptr = (UINT32)(UINTN) CommandLine;
-
- return EFI_SUCCESS;
-}
-
-
-EFI_STATUS
-EFIAPI
-LoadLinuxSetInitrd (
- IN OUT VOID *KernelSetup,
- IN VOID *Initrd,
- IN UINTN InitrdSize
- )
-{
- EFI_STATUS Status;
- struct boot_params *Bp;
-
- Status = BasicKernelSetupCheck (KernelSetup);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Bp = (struct boot_params*) KernelSetup;
-
- Bp->hdr.ramdisk_start = (UINT32)(UINTN) Initrd;
- Bp->hdr.ramdisk_len = (UINT32) InitrdSize;
-
- return EFI_SUCCESS;
-}
-
-
-STATIC VOID
-FindBits (
- unsigned long Mask,
- UINT8 *Pos,
- UINT8 *Size
- )
-{
- UINT8 First, Len;
-
- First = 0;
- Len = 0;
-
- if (Mask) {
- while (!(Mask & 0x1)) {
- Mask = Mask >> 1;
- First++;
- }
-
- while (Mask & 0x1) {
- Mask = Mask >> 1;
- Len++;
- }
- }
- *Pos = First;
- *Size = Len;
-}
-
-
-STATIC
-EFI_STATUS
-SetupGraphicsFromGop (
- struct screen_info *Si,
- EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop
- )
-{
- EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;
- EFI_STATUS Status;
- UINTN Size;
-
- Status = Gop->QueryMode(Gop, Gop->Mode->Mode, &Size, &Info);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- /* We found a GOP */
-
- /* EFI framebuffer */
- Si->orig_video_isVGA = 0x70;
-
- Si->orig_x = 0;
- Si->orig_y = 0;
- Si->orig_video_page = 0;
- Si->orig_video_mode = 0;
- Si->orig_video_cols = 0;
- Si->orig_video_lines = 0;
- Si->orig_video_ega_bx = 0;
- Si->orig_video_points = 0;
-
- Si->lfb_base = (UINT32) Gop->Mode->FrameBufferBase;
- Si->lfb_size = (UINT32) Gop->Mode->FrameBufferSize;
- Si->lfb_width = (UINT16) Info->HorizontalResolution;
- Si->lfb_height = (UINT16) Info->VerticalResolution;
- Si->pages = 1;
- Si->vesapm_seg = 0;
- Si->vesapm_off = 0;
-
- if (Info->PixelFormat == PixelRedGreenBlueReserved8BitPerColor) {
- Si->lfb_depth = 32;
- Si->red_size = 8;
- Si->red_pos = 0;
- Si->green_size = 8;
- Si->green_pos = 8;
- Si->blue_size = 8;
- Si->blue_pos = 16;
- Si->rsvd_size = 8;
- Si->rsvd_pos = 24;
- Si->lfb_linelength = (UINT16) (Info->PixelsPerScanLine * 4);
-
- } else if (Info->PixelFormat == PixelBlueGreenRedReserved8BitPerColor) {
- Si->lfb_depth = 32;
- Si->red_size = 8;
- Si->red_pos = 16;
- Si->green_size = 8;
- Si->green_pos = 8;
- Si->blue_size = 8;
- Si->blue_pos = 0;
- Si->rsvd_size = 8;
- Si->rsvd_pos = 24;
- Si->lfb_linelength = (UINT16) (Info->PixelsPerScanLine * 4);
- } else if (Info->PixelFormat == PixelBitMask) {
- FindBits(Info->PixelInformation.RedMask,
- &Si->red_pos, &Si->red_size);
- FindBits(Info->PixelInformation.GreenMask,
- &Si->green_pos, &Si->green_size);
- FindBits(Info->PixelInformation.BlueMask,
- &Si->blue_pos, &Si->blue_size);
- FindBits(Info->PixelInformation.ReservedMask,
- &Si->rsvd_pos, &Si->rsvd_size);
- Si->lfb_depth = Si->red_size + Si->green_size +
- Si->blue_size + Si->rsvd_size;
- Si->lfb_linelength = (UINT16) ((Info->PixelsPerScanLine * Si->lfb_depth) / 8);
- } else {
- Si->lfb_depth = 4;
- Si->red_size = 0;
- Si->red_pos = 0;
- Si->green_size = 0;
- Si->green_pos = 0;
- Si->blue_size = 0;
- Si->blue_pos = 0;
- Si->rsvd_size = 0;
- Si->rsvd_pos = 0;
- Si->lfb_linelength = Si->lfb_width / 2;
- }
-
- return Status;
-}
-
-
-STATIC
-EFI_STATUS
-SetupGraphics (
- IN OUT struct boot_params *Bp
- )
-{
- EFI_STATUS Status;
- EFI_HANDLE *HandleBuffer;
- UINTN HandleCount;
- UINTN Index;
- EFI_GRAPHICS_OUTPUT_PROTOCOL *Gop;
-
- ZeroMem ((VOID*)&Bp->screen_info, sizeof(Bp->screen_info));
-
- Status = gBS->LocateHandleBuffer (
- ByProtocol,
- &gEfiGraphicsOutputProtocolGuid,
- NULL,
- &HandleCount,
- &HandleBuffer
- );
- if (!EFI_ERROR (Status)) {
- for (Index = 0; Index < HandleCount; Index++) {
- Status = gBS->HandleProtocol (
- HandleBuffer[Index],
- &gEfiGraphicsOutputProtocolGuid,
- (VOID*) &Gop
- );
- if (EFI_ERROR (Status)) {
- continue;
- }
-
- Status = SetupGraphicsFromGop (&Bp->screen_info, Gop);
- if (!EFI_ERROR (Status)) {
- FreePool (HandleBuffer);
- return EFI_SUCCESS;
- }
- }
-
- FreePool (HandleBuffer);
- }
-
- return EFI_NOT_FOUND;
-}
-
-
-STATIC
-EFI_STATUS
-SetupLinuxBootParams (
- IN OUT struct boot_params *Bp
- )
-{
- SetupGraphics (Bp);
-
- SetupLinuxMemmap (Bp);
-
- return EFI_SUCCESS;
-}
-
-
-EFI_STATUS
-EFIAPI
-LoadLinux (
- IN VOID *Kernel,
- IN OUT VOID *KernelSetup
- )
-{
- EFI_STATUS Status;
- struct boot_params *Bp;
-
- Status = BasicKernelSetupCheck (KernelSetup);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Bp = (struct boot_params *) KernelSetup;
-
- if (Bp->hdr.version < 0x205 || !Bp->hdr.relocatable_kernel) {
- //
- // We only support relocatable kernels
- //
- return EFI_UNSUPPORTED;
- }
-
- InitLinuxDescriptorTables ();
-
- Bp->hdr.code32_start = (UINT32)(UINTN) Kernel;
- if (Bp->hdr.version >= 0x20c && Bp->hdr.handover_offset &&
- (Bp->hdr.xloadflags & (sizeof (UINTN) == 4 ? BIT2 : BIT3))) {
- DEBUG ((EFI_D_INFO, "Jumping to kernel EFI handover point at ofs %x\n", Bp->hdr.handover_offset));
-
- DisableInterrupts ();
- JumpToUefiKernel ((VOID*) gImageHandle, (VOID*) gST, KernelSetup, Kernel);
- }
-
- //
- // Old kernels without EFI handover protocol
- //
- SetupLinuxBootParams (KernelSetup);
-
- DEBUG ((EFI_D_INFO, "Jumping to kernel\n"));
- DisableInterrupts ();
- SetLinuxDescriptorTables ();
- JumpToKernel (Kernel, (VOID*) KernelSetup);
-
- return EFI_SUCCESS;
-}
-
diff --git a/OvmfPkg/Library/LoadLinuxLib/LinuxGdt.c b/OvmfPkg/Library/LoadLinuxLib/LinuxGdt.c deleted file mode 100644 index 4e20436246..0000000000 --- a/OvmfPkg/Library/LoadLinuxLib/LinuxGdt.c +++ /dev/null @@ -1,181 +0,0 @@ -/** @file
- Initialize GDT for Linux.
-
- Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "LoadLinuxLib.h"
-
-
-//
-// Local structure definitions
-//
-
-#pragma pack (1)
-
-//
-// Global Descriptor Entry structures
-//
-
-typedef struct _GDT_ENTRY {
- UINT16 Limit15_0;
- UINT16 Base15_0;
- UINT8 Base23_16;
- UINT8 Type;
- UINT8 Limit19_16_and_flags;
- UINT8 Base31_24;
-} GDT_ENTRY;
-
-typedef
-struct _GDT_ENTRIES {
- GDT_ENTRY Null;
- GDT_ENTRY Null2;
- GDT_ENTRY Linear;
- GDT_ENTRY LinearCode;
- GDT_ENTRY TaskSegment;
- GDT_ENTRY Spare4;
- GDT_ENTRY Spare5;
-} GDT_ENTRIES;
-
-#pragma pack ()
-
-STATIC GDT_ENTRIES *mGdt = NULL;
-
-//
-// Global descriptor table (GDT) Template
-//
-STATIC GDT_ENTRIES GdtTemplate = {
- //
- // Null
- //
- {
- 0x0, // limit 15:0
- 0x0, // base 15:0
- 0x0, // base 23:16
- 0x0, // type
- 0x0, // limit 19:16, flags
- 0x0, // base 31:24
- },
- //
- // Null2
- //
- {
- 0x0, // limit 15:0
- 0x0, // base 15:0
- 0x0, // base 23:16
- 0x0, // type
- 0x0, // limit 19:16, flags
- 0x0, // base 31:24
- },
- //
- // Linear
- //
- {
- 0x0FFFF, // limit 0xFFFFF
- 0x0, // base 0
- 0x0,
- 0x09A, // present, ring 0, data, expand-up, writable
- 0x0CF, // page-granular, 32-bit
- 0x0,
- },
- //
- // LinearCode
- //
- {
- 0x0FFFF, // limit 0xFFFFF
- 0x0, // base 0
- 0x0,
- 0x092, // present, ring 0, data, expand-up, writable
- 0x0CF, // page-granular, 32-bit
- 0x0,
- },
- //
- // TaskSegment
- //
- {
- 0x0, // limit 0
- 0x0, // base 0
- 0x0,
- 0x089, // ?
- 0x080, // ?
- 0x0,
- },
- //
- // Spare4
- //
- {
- 0x0, // limit 0
- 0x0, // base 0
- 0x0,
- 0x0, // present, ring 0, data, expand-up, writable
- 0x0, // page-granular, 32-bit
- 0x0,
- },
- //
- // Spare5
- //
- {
- 0x0, // limit 0
- 0x0, // base 0
- 0x0,
- 0x0, // present, ring 0, data, expand-up, writable
- 0x0, // page-granular, 32-bit
- 0x0,
- },
-};
-
-/**
- Initialize Global Descriptor Table.
-
-**/
-VOID
-InitLinuxDescriptorTables (
- VOID
- )
-{
- //
- // Allocate Runtime Data for the GDT
- //
- mGdt = AllocateRuntimePool (sizeof (GdtTemplate) + 8);
- ASSERT (mGdt != NULL);
- mGdt = ALIGN_POINTER (mGdt, 8);
-
- //
- // Initialize all GDT entries
- //
- CopyMem (mGdt, &GdtTemplate, sizeof (GdtTemplate));
-
-}
-
-/**
- Initialize Global Descriptor Table.
-
-**/
-VOID
-SetLinuxDescriptorTables (
- VOID
- )
-{
- IA32_DESCRIPTOR GdtPtr;
- IA32_DESCRIPTOR IdtPtr;
-
- //
- // Write GDT register
- //
- GdtPtr.Base = (UINT32)(UINTN)(VOID*) mGdt;
- GdtPtr.Limit = (UINT16) (sizeof (GdtTemplate) - 1);
- AsmWriteGdtr (&GdtPtr);
-
- IdtPtr.Base = (UINT32) 0;
- IdtPtr.Limit = (UINT16) 0;
- AsmWriteIdtr (&IdtPtr);
-}
-
diff --git a/OvmfPkg/Library/LoadLinuxLib/LoadLinuxLib.h b/OvmfPkg/Library/LoadLinuxLib/LoadLinuxLib.h deleted file mode 100644 index 045cbf9b2f..0000000000 --- a/OvmfPkg/Library/LoadLinuxLib/LoadLinuxLib.h +++ /dev/null @@ -1,59 +0,0 @@ -/** @file
- Boot UEFI Linux.
-
- Copyright (c) 2008 - 2013, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#ifndef _LOAD_LINUX_LIB_INCLUDED_
-#define _LOAD_LINUX_LIB_INCLUDED_
-
-#include <Uefi.h>
-#include <Library/LoadLinuxLib.h>
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
-
-#include <IndustryStandard/LinuxBzimage.h>
-
-#include <Protocol/GraphicsOutput.h>
-
-VOID
-EFIAPI
-JumpToKernel (
- VOID *KernelStart,
- VOID *KernelBootParams
- );
-
-VOID
-EFIAPI
-JumpToUefiKernel (
- EFI_HANDLE ImageHandle,
- EFI_SYSTEM_TABLE *SystemTable,
- VOID *KernelBootParams,
- VOID *KernelStart
- );
-
-VOID
-InitLinuxDescriptorTables (
- VOID
- );
-
-VOID
-SetLinuxDescriptorTables (
- VOID
- );
-
-#endif
-
diff --git a/OvmfPkg/Library/LoadLinuxLib/LoadLinuxLib.inf b/OvmfPkg/Library/LoadLinuxLib/LoadLinuxLib.inf deleted file mode 100644 index 12d2f4f084..0000000000 --- a/OvmfPkg/Library/LoadLinuxLib/LoadLinuxLib.inf +++ /dev/null @@ -1,48 +0,0 @@ -## @file
-#
-# Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = LoadLinuxLib
- FILE_GUID = eaec1915-65a0-43a9-bf0b-a76438da61db
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = LoadLinuxLib
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64
-#
-
-[Sources.common]
- Linux.c
- LinuxGdt.c
-
-[Sources.IA32]
- Ia32/JumpToKernel.nasm
-
-[Sources.X64]
- X64/JumpToKernel.nasm
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- DebugLib
- MemoryAllocationLib
- BaseMemoryLib
-
diff --git a/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.nasm b/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.nasm deleted file mode 100644 index 128dcef0f6..0000000000 --- a/OvmfPkg/Library/LoadLinuxLib/X64/JumpToKernel.nasm +++ /dev/null @@ -1,93 +0,0 @@ -;------------------------------------------------------------------------------
-;
-; Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
-;
-; This program and the accompanying materials
-; are licensed and made available under the terms and conditions of the BSD License
-; which accompanies this distribution. The full text of the license may be found at
-; http://opensource.org/licenses/bsd-license.php.
-;
-; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-;
-;------------------------------------------------------------------------------
-
- DEFAULT REL
- SECTION .text
-
-;------------------------------------------------------------------------------
-; VOID
-; EFIAPI
-; JumpToKernel (
-; VOID *KernelStart, // rcx
-; VOID *KernelBootParams // rdx
-; );
-;------------------------------------------------------------------------------
-global ASM_PFX(JumpToKernel)
-ASM_PFX(JumpToKernel):
-
- ; Set up for executing kernel. BP in %esi, entry point on the stack
- ; (64-bit when the 'ret' will use it as 32-bit, but we're little-endian)
- mov rsi, rdx
- push rcx
-
- ; Jump into the compatibility mode CS
- push 0x10
- lea rax, [.0]
- push rax
- DB 0x48, 0xcb ; retfq
-
-.0:
- ; Now in compatibility mode.
-
- DB 0xb8, 0x18, 0x0, 0x0, 0x0 ; movl $0x18, %eax
- DB 0x8e, 0xd8 ; movl %eax, %ds
- DB 0x8e, 0xc0 ; movl %eax, %es
- DB 0x8e, 0xe0 ; movl %eax, %fs
- DB 0x8e, 0xe8 ; movl %eax, %gs
- DB 0x8e, 0xd0 ; movl %eax, %ss
-
- ; Disable paging
- DB 0xf, 0x20, 0xc0 ; movl %cr0, %eax
- DB 0xf, 0xba, 0xf8, 0x1f ; btcl $31, %eax
- DB 0xf, 0x22, 0xc0 ; movl %eax, %cr0
-
- ; Disable long mode in EFER
- DB 0xb9, 0x80, 0x0, 0x0, 0xc0 ; movl $0x0c0000080, %ecx
- DB 0xf, 0x32 ; rdmsr
- DB 0xf, 0xba, 0xf8, 0x8 ; btcl $8, %eax
- DB 0xf, 0x30 ; wrmsr
-
- ; Disable PAE
- DB 0xf, 0x20, 0xe0 ; movl %cr4, %eax
- DB 0xf, 0xba, 0xf8, 0x5 ; btcl $5, %eax
- DB 0xf, 0x22, 0xe0 ; movl %eax, %cr4
-
- DB 0x31, 0xed ; xor %ebp, %ebp
- DB 0x31, 0xff ; xor %edi, %edi
- DB 0x31, 0xdb ; xor %ebx, %ebx
- DB 0xc3 ; ret
-
-;------------------------------------------------------------------------------
-; VOID
-; EFIAPI
-; JumpToUefiKernel (
-; EFI_HANDLE ImageHandle, // rcx
-; EFI_SYSTEM_TABLE *SystemTable, // rdx
-; VOID *KernelBootParams // r8
-; VOID *KernelStart, // r9
-; );
-;------------------------------------------------------------------------------
-global ASM_PFX(JumpToUefiKernel)
-ASM_PFX(JumpToUefiKernel):
-
- mov rdi, rcx
- mov rsi, rdx
- mov rdx, r8
- xor rax, rax
- mov eax, [r8 + 0x264]
- add r9, rax
- add r9, 0x200
- call r9
- ret
-
diff --git a/OvmfPkg/Library/LockBoxLib/LockBoxBase.c b/OvmfPkg/Library/LockBoxLib/LockBoxBase.c deleted file mode 100644 index 8f367701f3..0000000000 --- a/OvmfPkg/Library/LockBoxLib/LockBoxBase.c +++ /dev/null @@ -1,42 +0,0 @@ -/** @file
-
- Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Uefi.h>
-
-#include <Library/DebugLib.h>
-#include <LockBoxLib.h>
-
-/**
- Allocates a buffer of type EfiACPIMemoryNVS.
-
- Allocates the number bytes specified by AllocationSize of type
- EfiACPIMemoryNVS and returns a pointer to the allocated buffer.
- If AllocationSize is 0, then a valid buffer of 0 size is
- returned. If there is not enough memory remaining to satisfy
- the request, then NULL is returned.
-
- @param AllocationSize The number of bytes to allocate.
-
- @return A pointer to the allocated buffer or NULL if allocation fails.
-
-**/
-VOID *
-EFIAPI
-AllocateAcpiNvsPool (
- IN UINTN AllocationSize
- )
-{
- ASSERT_EFI_ERROR (RETURN_UNSUPPORTED);
- return NULL;
-}
diff --git a/OvmfPkg/Library/LockBoxLib/LockBoxBaseLib.inf b/OvmfPkg/Library/LockBoxLib/LockBoxBaseLib.inf deleted file mode 100644 index 81c893e4cb..0000000000 --- a/OvmfPkg/Library/LockBoxLib/LockBoxBaseLib.inf +++ /dev/null @@ -1,47 +0,0 @@ -## @file
-#
-# Library implementing the LockBox interface for OVMF
-#
-# Copyright (C) 2013, Red Hat, Inc.
-# Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR
-# IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = LockBoxBaseLib
- FILE_GUID = 17CA9B37-5BAB-492C-A09C-7121FBE34CE6
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = LockBoxLib
-
- CONSTRUCTOR = LockBoxLibInitialize
-
-[Sources]
- LockBoxBase.c
- LockBoxLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseMemoryLib
- DebugLib
-
-[Pcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfLockBoxStorageBase
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfLockBoxStorageSize
-
-[FeaturePcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdSmmSmramRequire
diff --git a/OvmfPkg/Library/LockBoxLib/LockBoxDxe.c b/OvmfPkg/Library/LockBoxLib/LockBoxDxe.c deleted file mode 100644 index 3da9cd21e5..0000000000 --- a/OvmfPkg/Library/LockBoxLib/LockBoxDxe.c +++ /dev/null @@ -1,147 +0,0 @@ -/** @file
-
- Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Uefi.h>
-
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/QemuFwCfgLib.h>
-#include <Library/QemuFwCfgS3Lib.h>
-#include <Protocol/LockBox.h>
-#include <LockBoxLib.h>
-
-/**
- Allocate memory below 4G memory address.
-
- This function allocates memory below 4G memory address.
-
- @param MemoryType Memory type of memory to allocate.
- @param Size Size of memory to allocate.
-
- @return Allocated address for output.
-
-**/
-STATIC
-VOID *
-AllocateMemoryBelow4G (
- IN EFI_MEMORY_TYPE MemoryType,
- IN UINTN Size
- )
-{
- UINTN Pages;
- EFI_PHYSICAL_ADDRESS Address;
- EFI_STATUS Status;
- VOID* Buffer;
- UINTN AllocRemaining;
-
- Pages = EFI_SIZE_TO_PAGES (Size);
- Address = 0xffffffff;
-
- //
- // Since we need to use gBS->AllocatePages to get a buffer below
- // 4GB, there is a good chance that space will be wasted for very
- // small allocation. We keep track of unused portions of the page
- // allocations, and use these to allocate memory for small buffers.
- //
- ASSERT (mLockBoxGlobal->Signature == LOCK_BOX_GLOBAL_SIGNATURE);
- if ((UINTN) mLockBoxGlobal->SubPageRemaining >= Size) {
- Buffer = (VOID*)(UINTN) mLockBoxGlobal->SubPageBuffer;
- mLockBoxGlobal->SubPageBuffer += (UINT32) Size;
- mLockBoxGlobal->SubPageRemaining -= (UINT32) Size;
- return Buffer;
- }
-
- Status = gBS->AllocatePages (
- AllocateMaxAddress,
- MemoryType,
- Pages,
- &Address
- );
- if (EFI_ERROR (Status)) {
- return NULL;
- }
-
- Buffer = (VOID *) (UINTN) Address;
- ZeroMem (Buffer, EFI_PAGES_TO_SIZE (Pages));
-
- AllocRemaining = EFI_PAGES_TO_SIZE (Pages) - Size;
- if (AllocRemaining > (UINTN) mLockBoxGlobal->SubPageRemaining) {
- mLockBoxGlobal->SubPageBuffer = (UINT32) (Address + Size);
- mLockBoxGlobal->SubPageRemaining = (UINT32) AllocRemaining;
- }
-
- return Buffer;
-}
-
-
-/**
- Allocates a buffer of type EfiACPIMemoryNVS.
-
- Allocates the number bytes specified by AllocationSize of type
- EfiACPIMemoryNVS and returns a pointer to the allocated buffer.
- If AllocationSize is 0, then a valid buffer of 0 size is
- returned. If there is not enough memory remaining to satisfy
- the request, then NULL is returned.
-
- @param AllocationSize The number of bytes to allocate.
-
- @return A pointer to the allocated buffer or NULL if allocation fails.
-
-**/
-VOID *
-EFIAPI
-AllocateAcpiNvsPool (
- IN UINTN AllocationSize
- )
-{
- return AllocateMemoryBelow4G (EfiACPIMemoryNVS, AllocationSize);
-}
-
-
-EFI_STATUS
-EFIAPI
-LockBoxDxeLibInitialize (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
- VOID *Interface;
-
- Status = LockBoxLibInitialize ();
- if (!EFI_ERROR (Status)) {
- if (QemuFwCfgS3Enabled ()) {
- //
- // When S3 enabled, the first driver run with this library linked will
- // have this library constructor to install LockBox protocol on the
- // ImageHandle. As other drivers may have gEfiLockBoxProtocolGuid
- // dependency, the first driver should run before them.
- //
- Status = gBS->LocateProtocol (&gEfiLockBoxProtocolGuid, NULL, &Interface);
- if (EFI_ERROR (Status)) {
- Status = gBS->InstallProtocolInterface (
- &ImageHandle,
- &gEfiLockBoxProtocolGuid,
- EFI_NATIVE_INTERFACE,
- NULL
- );
- ASSERT_EFI_ERROR (Status);
- }
- }
- }
-
- return Status;
-}
diff --git a/OvmfPkg/Library/LockBoxLib/LockBoxDxeLib.inf b/OvmfPkg/Library/LockBoxLib/LockBoxDxeLib.inf deleted file mode 100644 index eb03f4f546..0000000000 --- a/OvmfPkg/Library/LockBoxLib/LockBoxDxeLib.inf +++ /dev/null @@ -1,53 +0,0 @@ -## @file
-#
-# Library implementing the LockBox interface for OVMF
-#
-# Copyright (C) 2013, Red Hat, Inc.
-# Copyright (c) 2014 - 2016, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR
-# IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = LockBoxDxeLib
- FILE_GUID = f61c9a34-2e18-44ce-af2f-21a998e64fda
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = LockBoxLib
-
- CONSTRUCTOR = LockBoxDxeLibInitialize
-
-[Sources]
- LockBoxDxe.c
- LockBoxLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseMemoryLib
- DebugLib
- UefiBootServicesTableLib
- QemuFwCfgLib
- QemuFwCfgS3Lib
-
-[Protocols]
- gEfiLockBoxProtocolGuid ## SOMETIMES_PRODUCES
-
-[Pcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfLockBoxStorageBase
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfLockBoxStorageSize
-
-[FeaturePcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdSmmSmramRequire
diff --git a/OvmfPkg/Library/LockBoxLib/LockBoxLib.c b/OvmfPkg/Library/LockBoxLib/LockBoxLib.c deleted file mode 100644 index 45481b9230..0000000000 --- a/OvmfPkg/Library/LockBoxLib/LockBoxLib.c +++ /dev/null @@ -1,378 +0,0 @@ -/** @file
-
- Library implementing the LockBox interface for OVMF
-
- Copyright (C) 2013, Red Hat, Inc.
- Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Uefi.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/LockBoxLib.h>
-#include <Library/PcdLib.h>
-#include <LockBoxLib.h>
-
-#pragma pack(1)
-typedef struct {
- EFI_GUID Guid;
- EFI_PHYSICAL_ADDRESS OrigAddress;
- EFI_PHYSICAL_ADDRESS CopyAddress;
- UINT32 Size;
- UINT64 Attributes;
-} LOCK_BOX_ENTRY;
-#pragma pack()
-
-LOCK_BOX_GLOBAL *mLockBoxGlobal = NULL;
-STATIC LOCK_BOX_ENTRY *StartOfEntries = NULL;
-STATIC LOCK_BOX_ENTRY *EndOfEntries = NULL;
-
-RETURN_STATUS
-EFIAPI
-LockBoxLibInitialize (
- VOID
- )
-{
- UINTN NumEntries;
-
- ASSERT (!FeaturePcdGet (PcdSmmSmramRequire));
-
- if (PcdGet32 (PcdOvmfLockBoxStorageSize) < sizeof (LOCK_BOX_GLOBAL)) {
- return RETURN_UNSUPPORTED;
- }
-
- mLockBoxGlobal = (LOCK_BOX_GLOBAL *)(UINTN) PcdGet32 (PcdOvmfLockBoxStorageBase);
- StartOfEntries = ((LOCK_BOX_ENTRY *) (mLockBoxGlobal + 1));
- NumEntries = ((PcdGet32 (PcdOvmfLockBoxStorageSize) - sizeof (LOCK_BOX_GLOBAL)) /
- sizeof (LOCK_BOX_ENTRY));
- EndOfEntries = StartOfEntries + NumEntries;
- if (mLockBoxGlobal->Signature != LOCK_BOX_GLOBAL_SIGNATURE) {
- //
- // Note: This code depends on the lock box being cleared in early
- // PEI before usage, so the SubPageBuffer and SubPageRemaining
- // fields don't need to be set to 0.
- //
- mLockBoxGlobal->Signature = LOCK_BOX_GLOBAL_SIGNATURE;
- }
- return RETURN_SUCCESS;
-}
-
-
-/**
- Find LockBox entry based on GUID.
-
- @param[in] Guid The GUID to search for.
-
- @return Address of the LOCK_BOX_ENTRY found.
-
- If NULL, then the item was not found, and there is no space
- left to store a new item.
-
- If non-NULL and LOCK_BOX_ENTRY.Size == 0, then the item was not
- found, but a new item can be inserted at the returned location.
-
- If non-NULL and LOCK_BOX_ENTRY.Size > 0, then the item was found.
-**/
-STATIC
-LOCK_BOX_ENTRY *
-EFIAPI
-FindHeaderByGuid (
- IN CONST EFI_GUID *Guid
- )
-{
- LOCK_BOX_ENTRY *Header;
-
- for (Header = StartOfEntries; Header < EndOfEntries; Header++) {
- if (Header->Size == 0 || CompareGuid (Guid, &Header->Guid)) {
- return Header;
- }
- }
-
- return NULL;
-}
-
-
-/**
- This function will save confidential information to lockbox.
-
- @param Guid the guid to identify the confidential information
- @param Buffer the address of the confidential information
- @param Length the length of the confidential information
-
- @retval RETURN_SUCCESS the information is saved successfully.
- @retval RETURN_INVALID_PARAMETER the Guid is NULL, or Buffer is NULL, or
- Length is 0
- @retval RETURN_ALREADY_STARTED the requested GUID already exist.
- @retval RETURN_OUT_OF_RESOURCES no enough resource to save the information.
- @retval RETURN_ACCESS_DENIED it is too late to invoke this interface
- @retval RETURN_NOT_STARTED it is too early to invoke this interface
- @retval RETURN_UNSUPPORTED the service is not supported by
- implementaion.
-**/
-RETURN_STATUS
-EFIAPI
-SaveLockBox (
- IN GUID *Guid,
- IN VOID *Buffer,
- IN UINTN Length
- )
-{
- LOCK_BOX_ENTRY *Header;
- VOID *CopyBuffer;
-
- DEBUG ((DEBUG_VERBOSE, "%a: Guid=%g Buffer=%p Length=0x%x\n", __FUNCTION__,
- Guid, Buffer, (UINT32) Length));
-
- if (Guid == NULL || Buffer == NULL || Length == 0) {
- return RETURN_INVALID_PARAMETER;
- }
-
- if (Length > 0xFFFFFFFF) {
- return RETURN_OUT_OF_RESOURCES;
- }
-
- Header = FindHeaderByGuid (Guid);
- if (Header == NULL) {
- return RETURN_OUT_OF_RESOURCES;
- }
-
- if (Header->Size > 0) {
- return RETURN_ALREADY_STARTED;
- }
-
- CopyBuffer = AllocateAcpiNvsPool (Length);
- if (CopyBuffer == NULL) {
- return RETURN_OUT_OF_RESOURCES;
- }
-
- //
- // overwrite the current terminator header with new metadata
- //
- CopyGuid (&Header->Guid, Guid);
- Header->OrigAddress = (UINTN) Buffer;
- Header->CopyAddress = (UINTN) CopyBuffer;
- Header->Size = (UINT32) Length;
- Header->Attributes = 0;
-
- //
- // copy contents
- //
- CopyMem (CopyBuffer, Buffer, Length);
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- This function will set lockbox attributes.
-
- @param Guid the guid to identify the confidential information
- @param Attributes the attributes of the lockbox
-
- @retval RETURN_SUCCESS the information is saved successfully.
- @retval RETURN_INVALID_PARAMETER attributes is invalid.
- @retval RETURN_NOT_FOUND the requested GUID not found.
- @retval RETURN_ACCESS_DENIED it is too late to invoke this interface
- @retval RETURN_NOT_STARTED it is too early to invoke this interface
- @retval RETURN_UNSUPPORTED the service is not supported by
- implementaion.
-**/
-RETURN_STATUS
-EFIAPI
-SetLockBoxAttributes (
- IN GUID *Guid,
- IN UINT64 Attributes
- )
-{
- LOCK_BOX_ENTRY *Header;
-
- DEBUG ((DEBUG_VERBOSE, "%a: Guid=%g Attributes=0x%Lx\n", __FUNCTION__, Guid,
- Attributes));
-
- if (Guid == NULL) {
- return RETURN_INVALID_PARAMETER;
- }
-
- Header = FindHeaderByGuid (Guid);
- if (!Header || Header->Size == 0) {
- return RETURN_NOT_FOUND;
- }
- Header->Attributes = Attributes;
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- This function will update confidential information to lockbox.
-
- @param Guid the guid to identify the original confidential information
- @param Offset the offset of the original confidential information
- @param Buffer the address of the updated confidential information
- @param Length the length of the updated confidential information
-
- @retval RETURN_SUCCESS the information is saved successfully.
- @retval RETURN_INVALID_PARAMETER the Guid is NULL, or Buffer is NULL, or
- Length is 0.
- @retval RETURN_NOT_FOUND the requested GUID not found.
- @retval RETURN_BUFFER_TOO_SMALL the original buffer to too small to hold
- new information.
- @retval RETURN_ACCESS_DENIED it is too late to invoke this interface
- @retval RETURN_NOT_STARTED it is too early to invoke this interface
- @retval RETURN_UNSUPPORTED the service is not supported by
- implementaion.
-**/
-RETURN_STATUS
-EFIAPI
-UpdateLockBox (
- IN GUID *Guid,
- IN UINTN Offset,
- IN VOID *Buffer,
- IN UINTN Length
- )
-{
- LOCK_BOX_ENTRY *Header;
-
- DEBUG ((DEBUG_VERBOSE, "%a: Guid=%g Offset=0x%x Length=0x%x\n", __FUNCTION__,
- Guid, (UINT32) Offset, (UINT32) Length));
-
- if (Guid == NULL || Buffer == NULL || Length == 0) {
- return RETURN_INVALID_PARAMETER;
- }
-
- Header = FindHeaderByGuid (Guid);
- if (!Header || Header->Size == 0) {
- return RETURN_NOT_FOUND;
- }
-
- if (Header->Size < Offset ||
- Length > Header->Size - Offset) {
- return RETURN_BUFFER_TOO_SMALL;
- }
-
- CopyMem ((UINT8 *)(UINTN) (Header->CopyAddress) + Offset, Buffer, Length);
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- This function will restore confidential information from lockbox.
-
- @param Guid the guid to identify the confidential information
- @param Buffer the address of the restored confidential information
- NULL means restored to original address, Length MUST be NULL at
- same time.
- @param Length the length of the restored confidential information
-
- @retval RETURN_SUCCESS the information is restored successfully.
- @retval RETURN_INVALID_PARAMETER the Guid is NULL, or one of Buffer and
- Length is NULL.
- @retval RETURN_WRITE_PROTECTED Buffer and Length are NULL, but the LockBox
- has no LOCK_BOX_ATTRIBUTE_RESTORE_IN_PLACE
- attribute.
- @retval RETURN_BUFFER_TOO_SMALL the Length is too small to hold the
- confidential information.
- @retval RETURN_NOT_FOUND the requested GUID not found.
- @retval RETURN_NOT_STARTED it is too early to invoke this interface
- @retval RETURN_ACCESS_DENIED not allow to restore to the address
- @retval RETURN_UNSUPPORTED the service is not supported by
- implementaion.
-**/
-RETURN_STATUS
-EFIAPI
-RestoreLockBox (
- IN GUID *Guid,
- IN VOID *Buffer, OPTIONAL
- IN OUT UINTN *Length OPTIONAL
- )
-{
- LOCK_BOX_ENTRY *Header;
-
- DEBUG ((DEBUG_VERBOSE, "%a: Guid=%g Buffer=%p\n", __FUNCTION__, Guid,
- Buffer));
-
- if ((Guid == NULL) ||
- ((Buffer == NULL) && (Length != NULL)) ||
- ((Buffer != NULL) && (Length == NULL))) {
- return EFI_INVALID_PARAMETER;
- }
-
- Header = FindHeaderByGuid (Guid);
- if (!Header || Header->Size == 0) {
- return RETURN_NOT_FOUND;
- }
-
- if (Buffer == NULL) {
- if (!(Header->Attributes & LOCK_BOX_ATTRIBUTE_RESTORE_IN_PLACE)) {
- return RETURN_WRITE_PROTECTED;
- }
- if (Header->OrigAddress + (Header->Size - 1) > MAX_ADDRESS) {
- return RETURN_UNSUPPORTED;
- }
- Buffer = (VOID *)(UINTN) Header->OrigAddress;
- }
-
- //
- // Set RestoreLength
- //
- if (Length != NULL) {
- if (Header->Size > *Length) {
- //
- // Input buffer is too small to hold all data.
- //
- *Length = Header->Size;
- return EFI_BUFFER_TOO_SMALL;
- }
- *Length = Header->Size;
- }
-
- CopyMem (Buffer, (VOID*)(UINTN) Header->CopyAddress, Header->Size);
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- This function will restore confidential information from all lockbox which
- have RestoreInPlace attribute.
-
- @retval RETURN_SUCCESS the information is restored successfully.
- @retval RETURN_NOT_STARTED it is too early to invoke this interface
- @retval RETURN_UNSUPPORTED the service is not supported by
- implementaion.
-**/
-RETURN_STATUS
-EFIAPI
-RestoreAllLockBoxInPlace (
- VOID
- )
-{
- LOCK_BOX_ENTRY *Header;
-
- for (Header = StartOfEntries;
- Header < EndOfEntries && Header->Size > 0;
- Header++) {
- if (Header->Attributes & LOCK_BOX_ATTRIBUTE_RESTORE_IN_PLACE) {
- VOID *Buffer;
-
- if (Header->OrigAddress + (Header->Size - 1) > MAX_ADDRESS) {
- return RETURN_UNSUPPORTED;
- }
- Buffer = (VOID *)(UINTN) Header->OrigAddress;
- CopyMem (Buffer, (VOID*)(UINTN)Header->CopyAddress, Header->Size);
- DEBUG ((DEBUG_VERBOSE, "%a: Guid=%g Buffer=%p\n", __FUNCTION__,
- &Header->Guid, Buffer));
- }
- }
- return RETURN_SUCCESS;
-}
diff --git a/OvmfPkg/Library/LockBoxLib/LockBoxLib.h b/OvmfPkg/Library/LockBoxLib/LockBoxLib.h deleted file mode 100644 index 5adb65fef2..0000000000 --- a/OvmfPkg/Library/LockBoxLib/LockBoxLib.h +++ /dev/null @@ -1,60 +0,0 @@ -/** @file
-
- Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#ifndef __LOCK_BOX_LIB_IMPL_H__
-#define __LOCK_BOX_LIB_IMPL_H__
-
-#pragma pack(1)
-
-typedef struct {
- UINT32 Signature;
- UINT32 SubPageBuffer;
- UINT32 SubPageRemaining;
-} LOCK_BOX_GLOBAL;
-
-#define LOCK_BOX_GLOBAL_SIGNATURE SIGNATURE_32('L', 'B', 'G', 'S')
-
-extern LOCK_BOX_GLOBAL *mLockBoxGlobal;
-
-#pragma pack()
-
-/**
- Allocates a buffer of type EfiACPIMemoryNVS.
-
- Allocates the number bytes specified by AllocationSize of type
- EfiACPIMemoryNVS and returns a pointer to the allocated buffer.
- If AllocationSize is 0, then a valid buffer of 0 size is
- returned. If there is not enough memory remaining to satisfy
- the request, then NULL is returned.
-
- @param AllocationSize The number of bytes to allocate.
-
- @return A pointer to the allocated buffer or NULL if allocation fails.
-
-**/
-VOID *
-EFIAPI
-AllocateAcpiNvsPool (
- IN UINTN AllocationSize
- );
-
-
-RETURN_STATUS
-EFIAPI
-LockBoxLibInitialize (
- VOID
- );
-
-
-#endif
diff --git a/OvmfPkg/Library/NvVarsFileLib/FsAccess.c b/OvmfPkg/Library/NvVarsFileLib/FsAccess.c deleted file mode 100644 index cd0bfff2c4..0000000000 --- a/OvmfPkg/Library/NvVarsFileLib/FsAccess.c +++ /dev/null @@ -1,514 +0,0 @@ -/** @file
- File System Access for NvVarsFileLib
-
- Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "NvVarsFileLib.h"
-
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/MemoryAllocationLib.h>
-
-
-/**
- Open the NvVars file for reading or writing
-
- @param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
- @param[in] ReadingFile - TRUE: open the file for reading. FALSE: writing
- @param[out] NvVarsFile - If EFI_SUCCESS is returned, then this is updated
- with the opened NvVars file.
-
- @return EFI_SUCCESS if the file was opened
-
-**/
-EFI_STATUS
-GetNvVarsFile (
- IN EFI_HANDLE FsHandle,
- IN BOOLEAN ReadingFile,
- OUT EFI_FILE_HANDLE *NvVarsFile
- )
-{
- EFI_STATUS Status;
- EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *Fs;
- EFI_FILE_HANDLE Root;
-
- //
- // Get the FileSystem protocol on that handle
- //
- Status = gBS->HandleProtocol (
- FsHandle,
- &gEfiSimpleFileSystemProtocolGuid,
- (VOID **)&Fs
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Get the volume (the root directory)
- //
- Status = Fs->OpenVolume (Fs, &Root);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Attempt to open the NvVars file in the root directory
- //
- Status = Root->Open (
- Root,
- NvVarsFile,
- L"NvVars",
- ReadingFile ?
- EFI_FILE_MODE_READ :
- (
- EFI_FILE_MODE_CREATE |
- EFI_FILE_MODE_READ |
- EFI_FILE_MODE_WRITE
- ),
- 0
- );
-
- return Status;
-}
-
-
-/**
- Open the NvVars file for reading or writing
-
- @param[in] File - The file to inspect
- @param[out] Exists - Returns whether the file exists
- @param[out] Size - Returns the size of the file
- (0 if the file does not exist)
-
-**/
-VOID
-NvVarsFileReadCheckup (
- IN EFI_FILE_HANDLE File,
- OUT BOOLEAN *Exists,
- OUT UINTN *Size
- )
-{
- EFI_FILE_INFO *FileInfo;
-
- *Exists = FALSE;
- *Size = 0;
-
- FileInfo = FileHandleGetInfo (File);
- if (FileInfo == NULL) {
- return;
- }
-
- if ((FileInfo->Attribute & EFI_FILE_DIRECTORY) != 0) {
- FreePool (FileInfo);
- return;
- }
-
- *Exists = TRUE;
- *Size = (UINTN) FileInfo->FileSize;
-
- FreePool (FileInfo);
-}
-
-
-/**
- Open the NvVars file for reading or writing
-
- @param[in] File - The file to inspect
- @param[out] Exists - Returns whether the file exists
- @param[out] Size - Returns the size of the file
- (0 if the file does not exist)
-
-**/
-EFI_STATUS
-FileHandleEmpty (
- IN EFI_FILE_HANDLE File
- )
-{
- EFI_STATUS Status;
- EFI_FILE_INFO *FileInfo;
-
- //
- // Retrieve the FileInfo structure
- //
- FileInfo = FileHandleGetInfo (File);
- if (FileInfo == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // If the path is a directory, then return an error
- //
- if ((FileInfo->Attribute & EFI_FILE_DIRECTORY) != 0) {
- FreePool (FileInfo);
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // If the file size is already 0, then it is empty, so
- // we can return success.
- //
- if (FileInfo->FileSize == 0) {
- FreePool (FileInfo);
- return EFI_SUCCESS;
- }
-
- //
- // Set the file size to 0.
- //
- FileInfo->FileSize = 0;
- Status = FileHandleSetInfo (File, FileInfo);
-
- FreePool (FileInfo);
-
- return Status;
-}
-
-
-/**
- Reads a file to a newly allocated buffer
-
- @param[in] File - The file to read
- @param[in] ReadSize - The size of data to read from the file
-
- @return Pointer to buffer allocated to hold the file
- contents. NULL if an error occurred.
-
-**/
-VOID*
-FileHandleReadToNewBuffer (
- IN EFI_FILE_HANDLE FileHandle,
- IN UINTN ReadSize
- )
-{
- EFI_STATUS Status;
- UINTN ActualReadSize;
- VOID *FileContents;
-
- ActualReadSize = ReadSize;
- FileContents = AllocatePool (ReadSize);
- if (FileContents != NULL) {
- Status = FileHandleRead (
- FileHandle,
- &ReadSize,
- FileContents
- );
- if (EFI_ERROR (Status) || (ActualReadSize != ReadSize)) {
- FreePool (FileContents);
- return NULL;
- }
- }
-
- return FileContents;
-}
-
-
-/**
- Reads the contents of the NvVars file on the file system
-
- @param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
-
- @return EFI_STATUS based on the success or failure of the file read
-
-**/
-EFI_STATUS
-ReadNvVarsFile (
- IN EFI_HANDLE FsHandle
- )
-{
- EFI_STATUS Status;
- EFI_FILE_HANDLE File;
- UINTN FileSize;
- BOOLEAN FileExists;
- VOID *FileContents;
- EFI_HANDLE SerializedVariables;
-
- Status = GetNvVarsFile (FsHandle, TRUE, &File);
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_INFO, "FsAccess.c: Could not open NV Variables file on this file system\n"));
- return Status;
- }
-
- NvVarsFileReadCheckup (File, &FileExists, &FileSize);
- if (FileSize == 0) {
- FileHandleClose (File);
- return EFI_UNSUPPORTED;
- }
-
- FileContents = FileHandleReadToNewBuffer (File, FileSize);
- if (FileContents == NULL) {
- FileHandleClose (File);
- return EFI_UNSUPPORTED;
- }
-
- DEBUG ((
- EFI_D_INFO,
- "FsAccess.c: Read %Lu bytes from NV Variables file\n",
- (UINT64)FileSize
- ));
-
- Status = SerializeVariablesNewInstanceFromBuffer (
- &SerializedVariables,
- FileContents,
- FileSize
- );
- if (!RETURN_ERROR (Status)) {
- Status = SerializeVariablesSetSerializedVariables (SerializedVariables);
- }
-
- FreePool (FileContents);
- FileHandleClose (File);
-
- return Status;
-}
-
-
-/**
- Writes a variable to indicate that the NV variables
- have been loaded from the file system.
-
-**/
-STATIC
-VOID
-SetNvVarsVariable (
- VOID
- )
-{
- BOOLEAN VarData;
- UINTN Size;
-
- //
- // Write a variable to indicate we've already loaded the
- // variable data. If it is found, we skip the loading on
- // subsequent attempts.
- //
- Size = sizeof (VarData);
- VarData = TRUE;
- gRT->SetVariable (
- L"NvVars",
- &gEfiSimpleFileSystemProtocolGuid,
- EFI_VARIABLE_NON_VOLATILE |
- EFI_VARIABLE_BOOTSERVICE_ACCESS |
- EFI_VARIABLE_RUNTIME_ACCESS,
- Size,
- (VOID*) &VarData
- );
-}
-
-
-/**
- Loads the non-volatile variables from the NvVars file on the
- given file system.
-
- @param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
-
- @return EFI_STATUS based on the success or failure of load operation
-
-**/
-EFI_STATUS
-LoadNvVarsFromFs (
- EFI_HANDLE FsHandle
- )
-{
- EFI_STATUS Status;
- BOOLEAN VarData;
- UINTN Size;
-
- DEBUG ((EFI_D_INFO, "FsAccess.c: LoadNvVarsFromFs\n"));
-
- //
- // We write a variable to indicate we've already loaded the
- // variable data. If it is found, we skip the loading.
- //
- // This is relevant if the non-volatile variable have been
- // able to survive a reboot operation. In that case, we don't
- // want to re-load the file as it would overwrite newer changes
- // made to the variables.
- //
- Size = sizeof (VarData);
- VarData = TRUE;
- Status = gRT->GetVariable (
- L"NvVars",
- &gEfiSimpleFileSystemProtocolGuid,
- NULL,
- &Size,
- (VOID*) &VarData
- );
- if (Status == EFI_SUCCESS) {
- DEBUG ((EFI_D_INFO, "NV Variables were already loaded\n"));
- return EFI_ALREADY_STARTED;
- }
-
- //
- // Attempt to restore the variables from the NvVars file.
- //
- Status = ReadNvVarsFile (FsHandle);
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_INFO, "Error while restoring NV variable data\n"));
- return Status;
- }
-
- //
- // Write a variable to indicate we've already loaded the
- // variable data. If it is found, we skip the loading on
- // subsequent attempts.
- //
- SetNvVarsVariable();
-
- DEBUG ((
- EFI_D_INFO,
- "FsAccess.c: Read NV Variables file (size=%Lu)\n",
- (UINT64)Size
- ));
-
- return Status;
-}
-
-
-STATIC
-RETURN_STATUS
-EFIAPI
-IterateVariablesCallbackAddAllNvVariables (
- IN VOID *Context,
- IN CHAR16 *VariableName,
- IN EFI_GUID *VendorGuid,
- IN UINT32 Attributes,
- IN UINTN DataSize,
- IN VOID *Data
- )
-{
- EFI_HANDLE Instance;
-
- Instance = (EFI_HANDLE) Context;
-
- //
- // Only save non-volatile variables
- //
- if ((Attributes & EFI_VARIABLE_NON_VOLATILE) == 0) {
- return RETURN_SUCCESS;
- }
-
- return SerializeVariablesAddVariable (
- Instance,
- VariableName,
- VendorGuid,
- Attributes,
- DataSize,
- Data
- );
-}
-
-
-/**
- Saves the non-volatile variables into the NvVars file on the
- given file system.
-
- @param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
-
- @return EFI_STATUS based on the success or failure of load operation
-
-**/
-EFI_STATUS
-SaveNvVarsToFs (
- EFI_HANDLE FsHandle
- )
-{
- EFI_STATUS Status;
- EFI_FILE_HANDLE File;
- UINTN WriteSize;
- UINTN VariableDataSize;
- VOID *VariableData;
- EFI_HANDLE SerializedVariables;
-
- SerializedVariables = NULL;
-
- Status = SerializeVariablesNewInstance (&SerializedVariables);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Status = SerializeVariablesIterateSystemVariables (
- IterateVariablesCallbackAddAllNvVariables,
- (VOID*) SerializedVariables
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- VariableData = NULL;
- VariableDataSize = 0;
- Status = SerializeVariablesToBuffer (
- SerializedVariables,
- NULL,
- &VariableDataSize
- );
- if (Status == RETURN_BUFFER_TOO_SMALL) {
- VariableData = AllocatePool (VariableDataSize);
- if (VariableData == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- } else {
- Status = SerializeVariablesToBuffer (
- SerializedVariables,
- VariableData,
- &VariableDataSize
- );
- }
- }
-
- SerializeVariablesFreeInstance (SerializedVariables);
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Open the NvVars file for writing.
- //
- Status = GetNvVarsFile (FsHandle, FALSE, &File);
- if (EFI_ERROR (Status)) {
- DEBUG ((EFI_D_INFO, "FsAccess.c: Unable to open file to saved NV Variables\n"));
- return Status;
- }
-
- //
- // Empty the starting file contents.
- //
- Status = FileHandleEmpty (File);
- if (EFI_ERROR (Status)) {
- FileHandleClose (File);
- return Status;
- }
-
- WriteSize = VariableDataSize;
- Status = FileHandleWrite (File, &WriteSize, VariableData);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- FileHandleClose (File);
-
- if (!EFI_ERROR (Status)) {
- //
- // Write a variable to indicate we've already loaded the
- // variable data. If it is found, we skip the loading on
- // subsequent attempts.
- //
- SetNvVarsVariable();
-
- DEBUG ((EFI_D_INFO, "Saved NV Variables to NvVars file\n"));
- }
-
- return Status;
-
-}
-
-
diff --git a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c deleted file mode 100644 index b597b30bed..0000000000 --- a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.c +++ /dev/null @@ -1,83 +0,0 @@ -/** @file
- Save Non-Volatile Variables to a file system.
-
- Copyright (c) 2009, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "NvVarsFileLib.h"
-#include <Library/DebugLib.h>
-#include <Library/NvVarsFileLib.h>
-
-EFI_HANDLE mNvVarsFileLibFsHandle = NULL;
-
-
-/**
- Attempts to connect the NvVarsFileLib to the specified file system.
-
- @param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
-
- @return The EFI_STATUS while attempting to connect the NvVarsFileLib
- to the file system instance.
- @retval EFI_SUCCESS - The given file system was connected successfully
-
-**/
-EFI_STATUS
-EFIAPI
-ConnectNvVarsToFileSystem (
- IN EFI_HANDLE FsHandle
- )
-{
- EFI_STATUS Status;
-
- //
- // We might fail to load the variable, since the file system initially
- // will not have the NvVars file.
- //
- LoadNvVarsFromFs (FsHandle);
-
- //
- // We must be able to save the variables successfully to the file system
- // to have connected successfully.
- //
- Status = SaveNvVarsToFs (FsHandle);
- if (!EFI_ERROR (Status)) {
- mNvVarsFileLibFsHandle = FsHandle;
- }
-
- return Status;
-}
-
-
-/**
- Update non-volatile variables stored on the file system.
-
- @return The EFI_STATUS while attempting to update the variable on
- the connected file system.
- @retval EFI_SUCCESS - The non-volatile variables were saved to the disk
- @retval EFI_NOT_STARTED - A file system has not been connected
-
-**/
-EFI_STATUS
-EFIAPI
-UpdateNvVarsOnFileSystem (
- )
-{
- if (mNvVarsFileLibFsHandle == NULL) {
- //
- // A file system had not been connected to the library.
- //
- return EFI_NOT_STARTED;
- } else {
- return SaveNvVarsToFs (mNvVarsFileLibFsHandle);
- }
-}
-
-
diff --git a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.h b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.h deleted file mode 100644 index f24f3d32bd..0000000000 --- a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.h +++ /dev/null @@ -1,61 +0,0 @@ -/** @file
- Save Non-Volatile Variables to a file system.
-
- Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#ifndef __NV_VARS_FILE_LIB_INSTANCE__
-#define __NV_VARS_FILE_LIB_INSTANCE__
-
-#include <Uefi.h>
-
-#include <Guid/FileInfo.h>
-
-#include <Protocol/SimpleFileSystem.h>
-
-#include <Library/BaseLib.h>
-#include <Library/FileHandleLib.h>
-#include <Library/SerializeVariablesLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
-#include <Library/UefiLib.h>
-
-/**
- Loads the non-volatile variables from the NvVars file on the
- given file system.
-
- @param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
-
- @return EFI_STATUS based on the success or failure of load operation
-
-**/
-EFI_STATUS
-LoadNvVarsFromFs (
- EFI_HANDLE FsHandle
- );
-
-
-/**
- Saves the non-volatile variables into the NvVars file on the
- given file system.
-
- @param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
-
- @return EFI_STATUS based on the success or failure of load operation
-
-**/
-EFI_STATUS
-SaveNvVarsToFs (
- EFI_HANDLE FsHandle
- );
-
-#endif
-
diff --git a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf b/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf deleted file mode 100644 index 76fbae0870..0000000000 --- a/OvmfPkg/Library/NvVarsFileLib/NvVarsFileLib.inf +++ /dev/null @@ -1,60 +0,0 @@ -## @file
-# NvVarsFileLib
-#
-# This library saves and restores non-volatile variables in a
-# file within a file system.
-#
-# Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = NvVarsFileLib
- FILE_GUID = 9172fe8b-9a36-40f8-bba5-5e57a44390bd
- MODULE_TYPE = UEFI_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = NvVarsFileLib|DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SAL_DRIVER UEFI_DRIVER
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC
-#
-
-[Sources]
- FsAccess.c
- NvVarsFileLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- OvmfPkg/OvmfPkg.dec
- ShellPkg/ShellPkg.dec
-
-[LibraryClasses]
- BaseLib
- BaseMemoryLib
- DebugLib
- FileHandleLib
- MemoryAllocationLib
- SerializeVariablesLib
-
-[Protocols]
- gEfiSimpleFileSystemProtocolGuid ## CONSUMES
-
-
-[Guids]
- gEfiFileInfoGuid
-
-[Depex]
- gEfiVariableWriteArchProtocolGuid
-
diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridge.h b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridge.h deleted file mode 100644 index c23d40c8ac..0000000000 --- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridge.h +++ /dev/null @@ -1,75 +0,0 @@ -/** @file
- Header file of OVMF instance of PciHostBridgeLib.
-
- Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-PCI_ROOT_BRIDGE *
-ScanForRootBridges (
- UINTN *NumberOfRootBridges
-);
-
-/**
- Initialize a PCI_ROOT_BRIDGE structure.
-
- @param[in] Supports Supported attributes.
-
- @param[in] Attributes Initial attributes.
-
- @param[in] AllocAttributes Allocation attributes.
-
- @param[in] RootBusNumber The bus number to store in RootBus.
-
- @param[in] MaxSubBusNumber The inclusive maximum bus number that can be
- assigned to any subordinate bus found behind any
- PCI bridge hanging off this root bus.
-
- The caller is repsonsible for ensuring that
- RootBusNumber <= MaxSubBusNumber. If
- RootBusNumber equals MaxSubBusNumber, then the
- root bus has no room for subordinate buses.
-
- @param[in] Io IO aperture.
-
- @param[in] Mem MMIO aperture.
-
- @param[in] MemAbove4G MMIO aperture above 4G.
-
- @param[in] PMem Prefetchable MMIO aperture.
-
- @param[in] PMemAbove4G Prefetchable MMIO aperture above 4G.
-
- @param[out] RootBus The PCI_ROOT_BRIDGE structure (allocated by the
- caller) that should be filled in by this
- function.
-
- @retval EFI_SUCCESS Initialization successful. A device path
- consisting of an ACPI device path node, with
- UID = RootBusNumber, has been allocated and
- linked into RootBus.
-
- @retval EFI_OUT_OF_RESOURCES Memory allocation failed.
-**/
-EFI_STATUS
-InitRootBridge (
- IN UINT64 Supports,
- IN UINT64 Attributes,
- IN UINT64 AllocAttributes,
- IN UINT8 RootBusNumber,
- IN UINT8 MaxSubBusNumber,
- IN PCI_ROOT_BRIDGE_APERTURE *Io,
- IN PCI_ROOT_BRIDGE_APERTURE *Mem,
- IN PCI_ROOT_BRIDGE_APERTURE *MemAbove4G,
- IN PCI_ROOT_BRIDGE_APERTURE *PMem,
- IN PCI_ROOT_BRIDGE_APERTURE *PMemAbove4G,
- OUT PCI_ROOT_BRIDGE *RootBus
- );
diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c deleted file mode 100644 index ff837035ca..0000000000 --- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.c +++ /dev/null @@ -1,445 +0,0 @@ -/** @file
- OVMF's instance of the PCI Host Bridge Library.
-
- Copyright (C) 2016, Red Hat, Inc.
- Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-#include <PiDxe.h>
-
-#include <IndustryStandard/Pci.h>
-#include <IndustryStandard/Q35MchIch9.h>
-
-#include <Protocol/PciHostBridgeResourceAllocation.h>
-#include <Protocol/PciRootBridgeIo.h>
-
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/DevicePathLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/PciHostBridgeLib.h>
-#include <Library/PciLib.h>
-#include <Library/QemuFwCfgLib.h>
-#include "PciHostBridge.h"
-
-
-#pragma pack(1)
-typedef struct {
- ACPI_HID_DEVICE_PATH AcpiDevicePath;
- EFI_DEVICE_PATH_PROTOCOL EndDevicePath;
-} OVMF_PCI_ROOT_BRIDGE_DEVICE_PATH;
-#pragma pack ()
-
-
-GLOBAL_REMOVE_IF_UNREFERENCED
-CHAR16 *mPciHostBridgeLibAcpiAddressSpaceTypeStr[] = {
- L"Mem", L"I/O", L"Bus"
-};
-
-
-STATIC
-CONST
-OVMF_PCI_ROOT_BRIDGE_DEVICE_PATH mRootBridgeDevicePathTemplate = {
- {
- {
- ACPI_DEVICE_PATH,
- ACPI_DP,
- {
- (UINT8) (sizeof(ACPI_HID_DEVICE_PATH)),
- (UINT8) ((sizeof(ACPI_HID_DEVICE_PATH)) >> 8)
- }
- },
- EISA_PNP_ID(0x0A03), // HID
- 0 // UID
- },
-
- {
- END_DEVICE_PATH_TYPE,
- END_ENTIRE_DEVICE_PATH_SUBTYPE,
- {
- END_DEVICE_PATH_LENGTH,
- 0
- }
- }
-};
-
-STATIC PCI_ROOT_BRIDGE_APERTURE mNonExistAperture = { MAX_UINT64, 0 };
-
-/**
- Initialize a PCI_ROOT_BRIDGE structure.
-
- @param[in] Supports Supported attributes.
-
- @param[in] Attributes Initial attributes.
-
- @param[in] AllocAttributes Allocation attributes.
-
- @param[in] RootBusNumber The bus number to store in RootBus.
-
- @param[in] MaxSubBusNumber The inclusive maximum bus number that can be
- assigned to any subordinate bus found behind any
- PCI bridge hanging off this root bus.
-
- The caller is repsonsible for ensuring that
- RootBusNumber <= MaxSubBusNumber. If
- RootBusNumber equals MaxSubBusNumber, then the
- root bus has no room for subordinate buses.
-
- @param[in] Io IO aperture.
-
- @param[in] Mem MMIO aperture.
-
- @param[in] MemAbove4G MMIO aperture above 4G.
-
- @param[in] PMem Prefetchable MMIO aperture.
-
- @param[in] PMemAbove4G Prefetchable MMIO aperture above 4G.
-
- @param[out] RootBus The PCI_ROOT_BRIDGE structure (allocated by the
- caller) that should be filled in by this
- function.
-
- @retval EFI_SUCCESS Initialization successful. A device path
- consisting of an ACPI device path node, with
- UID = RootBusNumber, has been allocated and
- linked into RootBus.
-
- @retval EFI_OUT_OF_RESOURCES Memory allocation failed.
-**/
-EFI_STATUS
-InitRootBridge (
- IN UINT64 Supports,
- IN UINT64 Attributes,
- IN UINT64 AllocAttributes,
- IN UINT8 RootBusNumber,
- IN UINT8 MaxSubBusNumber,
- IN PCI_ROOT_BRIDGE_APERTURE *Io,
- IN PCI_ROOT_BRIDGE_APERTURE *Mem,
- IN PCI_ROOT_BRIDGE_APERTURE *MemAbove4G,
- IN PCI_ROOT_BRIDGE_APERTURE *PMem,
- IN PCI_ROOT_BRIDGE_APERTURE *PMemAbove4G,
- OUT PCI_ROOT_BRIDGE *RootBus
- )
-{
- OVMF_PCI_ROOT_BRIDGE_DEVICE_PATH *DevicePath;
-
- //
- // Be safe if other fields are added to PCI_ROOT_BRIDGE later.
- //
- ZeroMem (RootBus, sizeof *RootBus);
-
- RootBus->Segment = 0;
-
- RootBus->Supports = Supports;
- RootBus->Attributes = Attributes;
-
- RootBus->DmaAbove4G = FALSE;
-
- RootBus->AllocationAttributes = AllocAttributes;
- RootBus->Bus.Base = RootBusNumber;
- RootBus->Bus.Limit = MaxSubBusNumber;
- CopyMem (&RootBus->Io, Io, sizeof (*Io));
- CopyMem (&RootBus->Mem, Mem, sizeof (*Mem));
- CopyMem (&RootBus->MemAbove4G, MemAbove4G, sizeof (*MemAbove4G));
- CopyMem (&RootBus->PMem, PMem, sizeof (*PMem));
- CopyMem (&RootBus->PMemAbove4G, PMemAbove4G, sizeof (*PMemAbove4G));
-
- RootBus->NoExtendedConfigSpace = (PcdGet16 (PcdOvmfHostBridgePciDevId) !=
- INTEL_Q35_MCH_DEVICE_ID);
-
- DevicePath = AllocateCopyPool (sizeof mRootBridgeDevicePathTemplate,
- &mRootBridgeDevicePathTemplate);
- if (DevicePath == NULL) {
- DEBUG ((EFI_D_ERROR, "%a: %r\n", __FUNCTION__, EFI_OUT_OF_RESOURCES));
- return EFI_OUT_OF_RESOURCES;
- }
- DevicePath->AcpiDevicePath.UID = RootBusNumber;
- RootBus->DevicePath = (EFI_DEVICE_PATH_PROTOCOL *)DevicePath;
-
- DEBUG ((EFI_D_INFO,
- "%a: populated root bus %d, with room for %d subordinate bus(es)\n",
- __FUNCTION__, RootBusNumber, MaxSubBusNumber - RootBusNumber));
- return EFI_SUCCESS;
-}
-
-
-/**
- Uninitialize a PCI_ROOT_BRIDGE structure set up with InitRootBridge().
-
- param[in] RootBus The PCI_ROOT_BRIDGE structure, allocated by the caller and
- initialized with InitRootBridge(), that should be
- uninitialized. This function doesn't free RootBus.
-**/
-STATIC
-VOID
-UninitRootBridge (
- IN PCI_ROOT_BRIDGE *RootBus
- )
-{
- FreePool (RootBus->DevicePath);
-}
-
-
-/**
- Return all the root bridge instances in an array.
-
- @param Count Return the count of root bridge instances.
-
- @return All the root bridge instances in an array.
- The array should be passed into PciHostBridgeFreeRootBridges()
- when it's not used.
-**/
-PCI_ROOT_BRIDGE *
-EFIAPI
-PciHostBridgeGetRootBridges (
- UINTN *Count
- )
-{
- EFI_STATUS Status;
- FIRMWARE_CONFIG_ITEM FwCfgItem;
- UINTN FwCfgSize;
- UINT64 ExtraRootBridges;
- PCI_ROOT_BRIDGE *Bridges;
- UINTN Initialized;
- UINTN LastRootBridgeNumber;
- UINTN RootBridgeNumber;
- UINT64 Attributes;
- UINT64 AllocationAttributes;
- PCI_ROOT_BRIDGE_APERTURE Io;
- PCI_ROOT_BRIDGE_APERTURE Mem;
- PCI_ROOT_BRIDGE_APERTURE MemAbove4G;
-
- if (PcdGetBool (PcdPciDisableBusEnumeration)) {
- return ScanForRootBridges (Count);
- }
-
- Attributes = EFI_PCI_ATTRIBUTE_IDE_PRIMARY_IO |
- EFI_PCI_ATTRIBUTE_IDE_SECONDARY_IO |
- EFI_PCI_ATTRIBUTE_ISA_IO_16 |
- EFI_PCI_ATTRIBUTE_ISA_MOTHERBOARD_IO |
- EFI_PCI_ATTRIBUTE_VGA_MEMORY |
- EFI_PCI_ATTRIBUTE_VGA_IO_16 |
- EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO_16;
-
- AllocationAttributes = EFI_PCI_HOST_BRIDGE_COMBINE_MEM_PMEM;
- if (PcdGet64 (PcdPciMmio64Size) > 0) {
- AllocationAttributes |= EFI_PCI_HOST_BRIDGE_MEM64_DECODE;
- MemAbove4G.Base = PcdGet64 (PcdPciMmio64Base);
- MemAbove4G.Limit = PcdGet64 (PcdPciMmio64Base) +
- PcdGet64 (PcdPciMmio64Size) - 1;
- } else {
- CopyMem (&MemAbove4G, &mNonExistAperture, sizeof (mNonExistAperture));
- }
-
- Io.Base = PcdGet64 (PcdPciIoBase);
- Io.Limit = PcdGet64 (PcdPciIoBase) + (PcdGet64 (PcdPciIoSize) - 1);
- Mem.Base = PcdGet64 (PcdPciMmio32Base);
- Mem.Limit = PcdGet64 (PcdPciMmio32Base) + (PcdGet64 (PcdPciMmio32Size) - 1);
-
- *Count = 0;
-
- //
- // QEMU provides the number of extra root buses, shortening the exhaustive
- // search below. If there is no hint, the feature is missing.
- //
- Status = QemuFwCfgFindFile ("etc/extra-pci-roots", &FwCfgItem, &FwCfgSize);
- if (EFI_ERROR (Status) || FwCfgSize != sizeof ExtraRootBridges) {
- ExtraRootBridges = 0;
- } else {
- QemuFwCfgSelectItem (FwCfgItem);
- QemuFwCfgReadBytes (FwCfgSize, &ExtraRootBridges);
-
- if (ExtraRootBridges > PCI_MAX_BUS) {
- DEBUG ((EFI_D_ERROR, "%a: invalid count of extra root buses (%Lu) "
- "reported by QEMU\n", __FUNCTION__, ExtraRootBridges));
- return NULL;
- }
- DEBUG ((EFI_D_INFO, "%a: %Lu extra root buses reported by QEMU\n",
- __FUNCTION__, ExtraRootBridges));
- }
-
- //
- // Allocate the "main" root bridge, and any extra root bridges.
- //
- Bridges = AllocatePool ((1 + (UINTN)ExtraRootBridges) * sizeof *Bridges);
- if (Bridges == NULL) {
- DEBUG ((EFI_D_ERROR, "%a: %r\n", __FUNCTION__, EFI_OUT_OF_RESOURCES));
- return NULL;
- }
- Initialized = 0;
-
- //
- // The "main" root bus is always there.
- //
- LastRootBridgeNumber = 0;
-
- //
- // Scan all other root buses. If function 0 of any device on a bus returns a
- // VendorId register value different from all-bits-one, then that bus is
- // alive.
- //
- for (RootBridgeNumber = 1;
- RootBridgeNumber <= PCI_MAX_BUS && Initialized < ExtraRootBridges;
- ++RootBridgeNumber) {
- UINTN Device;
-
- for (Device = 0; Device <= PCI_MAX_DEVICE; ++Device) {
- if (PciRead16 (PCI_LIB_ADDRESS (RootBridgeNumber, Device, 0,
- PCI_VENDOR_ID_OFFSET)) != MAX_UINT16) {
- break;
- }
- }
- if (Device <= PCI_MAX_DEVICE) {
- //
- // Found the next root bus. We can now install the *previous* one,
- // because now we know how big a bus number range *that* one has, for any
- // subordinate buses that might exist behind PCI bridges hanging off it.
- //
- Status = InitRootBridge (
- Attributes,
- Attributes,
- AllocationAttributes,
- (UINT8) LastRootBridgeNumber,
- (UINT8) (RootBridgeNumber - 1),
- &Io,
- &Mem,
- &MemAbove4G,
- &mNonExistAperture,
- &mNonExistAperture,
- &Bridges[Initialized]
- );
- if (EFI_ERROR (Status)) {
- goto FreeBridges;
- }
- ++Initialized;
- LastRootBridgeNumber = RootBridgeNumber;
- }
- }
-
- //
- // Install the last root bus (which might be the only, ie. main, root bus, if
- // we've found no extra root buses).
- //
- Status = InitRootBridge (
- Attributes,
- Attributes,
- AllocationAttributes,
- (UINT8) LastRootBridgeNumber,
- PCI_MAX_BUS,
- &Io,
- &Mem,
- &MemAbove4G,
- &mNonExistAperture,
- &mNonExistAperture,
- &Bridges[Initialized]
- );
- if (EFI_ERROR (Status)) {
- goto FreeBridges;
- }
- ++Initialized;
-
- *Count = Initialized;
- return Bridges;
-
-FreeBridges:
- while (Initialized > 0) {
- --Initialized;
- UninitRootBridge (&Bridges[Initialized]);
- }
-
- FreePool (Bridges);
- return NULL;
-}
-
-
-/**
- Free the root bridge instances array returned from
- PciHostBridgeGetRootBridges().
-
- @param The root bridge instances array.
- @param The count of the array.
-**/
-VOID
-EFIAPI
-PciHostBridgeFreeRootBridges (
- PCI_ROOT_BRIDGE *Bridges,
- UINTN Count
- )
-{
- if (Bridges == NULL && Count == 0) {
- return;
- }
- ASSERT (Bridges != NULL && Count > 0);
-
- do {
- --Count;
- UninitRootBridge (&Bridges[Count]);
- } while (Count > 0);
-
- FreePool (Bridges);
-}
-
-
-/**
- Inform the platform that the resource conflict happens.
-
- @param HostBridgeHandle Handle of the Host Bridge.
- @param Configuration Pointer to PCI I/O and PCI memory resource
- descriptors. The Configuration contains the resources
- for all the root bridges. The resource for each root
- bridge is terminated with END descriptor and an
- additional END is appended indicating the end of the
- entire resources. The resource descriptor field
- values follow the description in
- EFI_PCI_HOST_BRIDGE_RESOURCE_ALLOCATION_PROTOCOL
- .SubmitResources().
-**/
-VOID
-EFIAPI
-PciHostBridgeResourceConflict (
- EFI_HANDLE HostBridgeHandle,
- VOID *Configuration
- )
-{
- EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *Descriptor;
- UINTN RootBridgeIndex;
- DEBUG ((EFI_D_ERROR, "PciHostBridge: Resource conflict happens!\n"));
-
- RootBridgeIndex = 0;
- Descriptor = (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *) Configuration;
- while (Descriptor->Desc == ACPI_ADDRESS_SPACE_DESCRIPTOR) {
- DEBUG ((EFI_D_ERROR, "RootBridge[%d]:\n", RootBridgeIndex++));
- for (; Descriptor->Desc == ACPI_ADDRESS_SPACE_DESCRIPTOR; Descriptor++) {
- ASSERT (Descriptor->ResType <
- ARRAY_SIZE (mPciHostBridgeLibAcpiAddressSpaceTypeStr)
- );
- DEBUG ((EFI_D_ERROR, " %s: Length/Alignment = 0x%lx / 0x%lx\n",
- mPciHostBridgeLibAcpiAddressSpaceTypeStr[Descriptor->ResType],
- Descriptor->AddrLen, Descriptor->AddrRangeMax
- ));
- if (Descriptor->ResType == ACPI_ADDRESS_SPACE_TYPE_MEM) {
- DEBUG ((EFI_D_ERROR, " Granularity/SpecificFlag = %ld / %02x%s\n",
- Descriptor->AddrSpaceGranularity, Descriptor->SpecificFlag,
- ((Descriptor->SpecificFlag &
- EFI_ACPI_MEMORY_RESOURCE_SPECIFIC_FLAG_CACHEABLE_PREFETCHABLE
- ) != 0) ? L" (Prefetchable)" : L""
- ));
- }
- }
- //
- // Skip the END descriptor for root bridge
- //
- ASSERT (Descriptor->Desc == ACPI_END_TAG_DESCRIPTOR);
- Descriptor = (EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR *)(
- (EFI_ACPI_END_TAG_DESCRIPTOR *)Descriptor + 1
- );
- }
-}
diff --git a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf b/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf deleted file mode 100644 index 046ffbde8e..0000000000 --- a/OvmfPkg/Library/PciHostBridgeLib/PciHostBridgeLib.inf +++ /dev/null @@ -1,59 +0,0 @@ -## @file
-# OVMF's instance of the PCI Host Bridge Library.
-#
-# Copyright (C) 2016, Red Hat, Inc.
-# Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR
-# IMPLIED.
-#
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = PciHostBridgeLib
- FILE_GUID = 9F2BC05E-51EA-4AED-9A3E-7699641734E8
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = PciHostBridgeLib
-
-#
-# The following information is for reference only and not required by the build
-# tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC
-#
-
-[Sources]
- PciHostBridgeLib.c
- XenSupport.c
- PciHostBridge.h
-
-[Packages]
- MdeModulePkg/MdeModulePkg.dec
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseMemoryLib
- DebugLib
- DevicePathLib
- MemoryAllocationLib
- PciLib
- QemuFwCfgLib
-
-[Pcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdPciIoBase
- gUefiOvmfPkgTokenSpaceGuid.PcdPciIoSize
- gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio32Base
- gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio32Size
- gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio64Base
- gUefiOvmfPkgTokenSpaceGuid.PcdPciMmio64Size
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfHostBridgePciDevId
- gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration
diff --git a/OvmfPkg/Library/PciHostBridgeLib/XenSupport.c b/OvmfPkg/Library/PciHostBridgeLib/XenSupport.c deleted file mode 100644 index 31c63ae19e..0000000000 --- a/OvmfPkg/Library/PciHostBridgeLib/XenSupport.c +++ /dev/null @@ -1,456 +0,0 @@ -/** @file
- Scan the entire PCI bus for root bridges to support OVMF above Xen.
-
- Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-#include <PiDxe.h>
-
-#include <IndustryStandard/Pci.h>
-#include <IndustryStandard/Q35MchIch9.h>
-
-#include <Protocol/PciHostBridgeResourceAllocation.h>
-#include <Protocol/PciRootBridgeIo.h>
-
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/PciHostBridgeLib.h>
-#include <Library/PciLib.h>
-#include "PciHostBridge.h"
-
-STATIC
-VOID
-PcatPciRootBridgeBarExisted (
- IN UINTN Address,
- OUT UINT32 *OriginalValue,
- OUT UINT32 *Value
- )
-{
- //
- // Preserve the original value
- //
- *OriginalValue = PciRead32 (Address);
-
- //
- // Disable timer interrupt while the BAR is probed
- //
- DisableInterrupts ();
-
- PciWrite32 (Address, 0xFFFFFFFF);
- *Value = PciRead32 (Address);
- PciWrite32 (Address, *OriginalValue);
-
- //
- // Enable interrupt
- //
- EnableInterrupts ();
-}
-
-STATIC
-VOID
-PcatPciRootBridgeParseBars (
- IN UINT16 Command,
- IN UINTN Bus,
- IN UINTN Device,
- IN UINTN Function,
- IN UINTN BarOffsetBase,
- IN UINTN BarOffsetEnd,
- IN PCI_ROOT_BRIDGE_APERTURE *Io,
- IN PCI_ROOT_BRIDGE_APERTURE *Mem,
- IN PCI_ROOT_BRIDGE_APERTURE *MemAbove4G,
- IN PCI_ROOT_BRIDGE_APERTURE *PMem,
- IN PCI_ROOT_BRIDGE_APERTURE *PMemAbove4G
-
-)
-{
- UINT32 OriginalValue;
- UINT32 Value;
- UINT32 OriginalUpperValue;
- UINT32 UpperValue;
- UINT64 Mask;
- UINTN Offset;
- UINT64 Base;
- UINT64 Length;
- UINT64 Limit;
- PCI_ROOT_BRIDGE_APERTURE *MemAperture;
-
- for (Offset = BarOffsetBase; Offset < BarOffsetEnd; Offset += sizeof (UINT32)) {
- PcatPciRootBridgeBarExisted (
- PCI_LIB_ADDRESS (Bus, Device, Function, Offset),
- &OriginalValue, &Value
- );
- if (Value == 0) {
- continue;
- }
- if ((Value & BIT0) == BIT0) {
- //
- // IO Bar
- //
- if (Command & EFI_PCI_COMMAND_IO_SPACE) {
- Mask = 0xfffffffc;
- Base = OriginalValue & Mask;
- Length = ((~(Value & Mask)) & Mask) + 0x04;
- if (!(Value & 0xFFFF0000)) {
- Length &= 0x0000FFFF;
- }
- Limit = Base + Length - 1;
-
- if (Base < Limit) {
- if (Io->Base > Base) {
- Io->Base = Base;
- }
- if (Io->Limit < Limit) {
- Io->Limit = Limit;
- }
- }
- }
- } else {
- //
- // Mem Bar
- //
- if (Command & EFI_PCI_COMMAND_MEMORY_SPACE) {
-
- Mask = 0xfffffff0;
- Base = OriginalValue & Mask;
- Length = Value & Mask;
-
- if ((Value & (BIT1 | BIT2)) == 0) {
- //
- // 32bit
- //
- Length = ((~Length) + 1) & 0xffffffff;
-
- if ((Value & BIT3) == BIT3) {
- MemAperture = PMem;
- } else {
- MemAperture = Mem;
- }
- } else {
- //
- // 64bit
- //
- Offset += 4;
- PcatPciRootBridgeBarExisted (
- PCI_LIB_ADDRESS (Bus, Device, Function, Offset),
- &OriginalUpperValue,
- &UpperValue
- );
-
- Base = Base | LShiftU64 ((UINT64) OriginalUpperValue, 32);
- Length = Length | LShiftU64 ((UINT64) UpperValue, 32);
- Length = (~Length) + 1;
-
- if ((Value & BIT3) == BIT3) {
- MemAperture = PMemAbove4G;
- } else {
- MemAperture = MemAbove4G;
- }
- }
-
- Limit = Base + Length - 1;
- if (Base < Limit) {
- if (MemAperture->Base > Base) {
- MemAperture->Base = Base;
- }
- if (MemAperture->Limit < Limit) {
- MemAperture->Limit = Limit;
- }
- }
- }
- }
- }
-}
-
-PCI_ROOT_BRIDGE *
-ScanForRootBridges (
- UINTN *NumberOfRootBridges
- )
-{
- UINTN PrimaryBus;
- UINTN SubBus;
- UINT8 Device;
- UINT8 Function;
- UINTN NumberOfDevices;
- UINTN Address;
- PCI_TYPE01 Pci;
- UINT64 Attributes;
- UINT64 Base;
- UINT64 Limit;
- UINT64 Value;
- PCI_ROOT_BRIDGE_APERTURE Io, Mem, MemAbove4G, PMem, PMemAbove4G, *MemAperture;
- PCI_ROOT_BRIDGE *RootBridges;
- UINTN BarOffsetEnd;
-
-
- *NumberOfRootBridges = 0;
- RootBridges = NULL;
-
- //
- // After scanning all the PCI devices on the PCI root bridge's primary bus,
- // update the Primary Bus Number for the next PCI root bridge to be this PCI
- // root bridge's subordinate bus number + 1.
- //
- for (PrimaryBus = 0; PrimaryBus <= PCI_MAX_BUS; PrimaryBus = SubBus + 1) {
- SubBus = PrimaryBus;
- Attributes = 0;
- Io.Base = Mem.Base = MemAbove4G.Base = PMem.Base = PMemAbove4G.Base = MAX_UINT64;
- Io.Limit = Mem.Limit = MemAbove4G.Limit = PMem.Limit = PMemAbove4G.Limit = 0;
- //
- // Scan all the PCI devices on the primary bus of the PCI root bridge
- //
- for (Device = 0, NumberOfDevices = 0; Device <= PCI_MAX_DEVICE; Device++) {
-
- for (Function = 0; Function <= PCI_MAX_FUNC; Function++) {
-
- //
- // Compute the PCI configuration address of the PCI device to probe
- //
- Address = PCI_LIB_ADDRESS (PrimaryBus, Device, Function, 0);
-
- //
- // Read the Vendor ID from the PCI Configuration Header
- //
- if (PciRead16 (Address) == MAX_UINT16) {
- if (Function == 0) {
- //
- // If the PCI Configuration Read fails, or a PCI device does not
- // exist, then skip this entire PCI device
- //
- break;
- } else {
- //
- // If PCI function != 0, VendorId == 0xFFFF, we continue to search
- // PCI function.
- //
- continue;
- }
- }
-
- //
- // Read the entire PCI Configuration Header
- //
- PciReadBuffer (Address, sizeof (Pci), &Pci);
-
- //
- // Increment the number of PCI device found on the primary bus of the
- // PCI root bridge
- //
- NumberOfDevices++;
-
- //
- // Look for devices with the VGA Palette Snoop enabled in the COMMAND
- // register of the PCI Config Header
- //
- if ((Pci.Hdr.Command & EFI_PCI_COMMAND_VGA_PALETTE_SNOOP) != 0) {
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO;
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO_16;
- }
-
- BarOffsetEnd = 0;
-
- //
- // PCI-PCI Bridge
- //
- if (IS_PCI_BRIDGE (&Pci)) {
- //
- // Get the Bus range that the PPB is decoding
- //
- if (Pci.Bridge.SubordinateBus > SubBus) {
- //
- // If the suborinate bus number of the PCI-PCI bridge is greater
- // than the PCI root bridge's current subordinate bus number,
- // then update the PCI root bridge's subordinate bus number
- //
- SubBus = Pci.Bridge.SubordinateBus;
- }
-
- //
- // Get the I/O range that the PPB is decoding
- //
- Value = Pci.Bridge.IoBase & 0x0f;
- Base = ((UINT32) Pci.Bridge.IoBase & 0xf0) << 8;
- Limit = (((UINT32) Pci.Bridge.IoLimit & 0xf0) << 8) | 0x0fff;
- if (Value == BIT0) {
- Base |= ((UINT32) Pci.Bridge.IoBaseUpper16 << 16);
- Limit |= ((UINT32) Pci.Bridge.IoLimitUpper16 << 16);
- }
- if (Base < Limit) {
- if (Io.Base > Base) {
- Io.Base = Base;
- }
- if (Io.Limit < Limit) {
- Io.Limit = Limit;
- }
- }
-
- //
- // Get the Memory range that the PPB is decoding
- //
- Base = ((UINT32) Pci.Bridge.MemoryBase & 0xfff0) << 16;
- Limit = (((UINT32) Pci.Bridge.MemoryLimit & 0xfff0) << 16) | 0xfffff;
- if (Base < Limit) {
- if (Mem.Base > Base) {
- Mem.Base = Base;
- }
- if (Mem.Limit < Limit) {
- Mem.Limit = Limit;
- }
- }
-
- //
- // Get the Prefetchable Memory range that the PPB is decoding
- //
- Value = Pci.Bridge.PrefetchableMemoryBase & 0x0f;
- Base = ((UINT32) Pci.Bridge.PrefetchableMemoryBase & 0xfff0) << 16;
- Limit = (((UINT32) Pci.Bridge.PrefetchableMemoryLimit & 0xfff0)
- << 16) | 0xfffff;
- MemAperture = &PMem;
- if (Value == BIT0) {
- Base |= LShiftU64 (Pci.Bridge.PrefetchableBaseUpper32, 32);
- Limit |= LShiftU64 (Pci.Bridge.PrefetchableLimitUpper32, 32);
- MemAperture = &PMemAbove4G;
- }
- if (Base < Limit) {
- if (MemAperture->Base > Base) {
- MemAperture->Base = Base;
- }
- if (MemAperture->Limit < Limit) {
- MemAperture->Limit = Limit;
- }
- }
-
- //
- // Look at the PPB Configuration for legacy decoding attributes
- //
- if ((Pci.Bridge.BridgeControl & EFI_PCI_BRIDGE_CONTROL_ISA)
- == EFI_PCI_BRIDGE_CONTROL_ISA) {
- Attributes |= EFI_PCI_ATTRIBUTE_ISA_IO;
- Attributes |= EFI_PCI_ATTRIBUTE_ISA_IO_16;
- Attributes |= EFI_PCI_ATTRIBUTE_ISA_MOTHERBOARD_IO;
- }
- if ((Pci.Bridge.BridgeControl & EFI_PCI_BRIDGE_CONTROL_VGA)
- == EFI_PCI_BRIDGE_CONTROL_VGA) {
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO;
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_MEMORY;
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_IO;
- if ((Pci.Bridge.BridgeControl & EFI_PCI_BRIDGE_CONTROL_VGA_16)
- != 0) {
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO_16;
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_IO_16;
- }
- }
-
- BarOffsetEnd = OFFSET_OF (PCI_TYPE01, Bridge.Bar[2]);
- } else {
- //
- // Parse the BARs of the PCI device to get what I/O Ranges, Memory
- // Ranges, and Prefetchable Memory Ranges the device is decoding
- //
- if ((Pci.Hdr.HeaderType & HEADER_LAYOUT_CODE) == HEADER_TYPE_DEVICE) {
- BarOffsetEnd = OFFSET_OF (PCI_TYPE00, Device.Bar[6]);
- }
- }
-
- PcatPciRootBridgeParseBars (
- Pci.Hdr.Command,
- PrimaryBus,
- Device,
- Function,
- OFFSET_OF (PCI_TYPE00, Device.Bar),
- BarOffsetEnd,
- &Io,
- &Mem, &MemAbove4G,
- &PMem, &PMemAbove4G
- );
-
- //
- // See if the PCI device is an IDE controller
- //
- if (IS_CLASS2 (&Pci, PCI_CLASS_MASS_STORAGE,
- PCI_CLASS_MASS_STORAGE_IDE)) {
- if (Pci.Hdr.ClassCode[0] & 0x80) {
- Attributes |= EFI_PCI_ATTRIBUTE_IDE_PRIMARY_IO;
- Attributes |= EFI_PCI_ATTRIBUTE_IDE_SECONDARY_IO;
- }
- if (Pci.Hdr.ClassCode[0] & 0x01) {
- Attributes |= EFI_PCI_ATTRIBUTE_IDE_PRIMARY_IO;
- }
- if (Pci.Hdr.ClassCode[0] & 0x04) {
- Attributes |= EFI_PCI_ATTRIBUTE_IDE_SECONDARY_IO;
- }
- }
-
- //
- // See if the PCI device is a legacy VGA controller or
- // a standard VGA controller
- //
- if (IS_CLASS2 (&Pci, PCI_CLASS_OLD, PCI_CLASS_OLD_VGA) ||
- IS_CLASS2 (&Pci, PCI_CLASS_DISPLAY, PCI_CLASS_DISPLAY_VGA)
- ) {
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO;
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_PALETTE_IO_16;
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_MEMORY;
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_IO;
- Attributes |= EFI_PCI_ATTRIBUTE_VGA_IO_16;
- }
-
- //
- // See if the PCI Device is a PCI - ISA or PCI - EISA
- // or ISA_POSITIVIE_DECODE Bridge device
- //
- if (Pci.Hdr.ClassCode[2] == PCI_CLASS_BRIDGE) {
- if (Pci.Hdr.ClassCode[1] == PCI_CLASS_BRIDGE_ISA ||
- Pci.Hdr.ClassCode[1] == PCI_CLASS_BRIDGE_EISA ||
- Pci.Hdr.ClassCode[1] == PCI_CLASS_BRIDGE_ISA_PDECODE) {
- Attributes |= EFI_PCI_ATTRIBUTE_ISA_IO;
- Attributes |= EFI_PCI_ATTRIBUTE_ISA_IO_16;
- Attributes |= EFI_PCI_ATTRIBUTE_ISA_MOTHERBOARD_IO;
- }
- }
-
- //
- // If this device is not a multi function device, then skip the rest
- // of this PCI device
- //
- if (Function == 0 && !IS_PCI_MULTI_FUNC (&Pci)) {
- break;
- }
- }
- }
-
- //
- // If at least one PCI device was found on the primary bus of this PCI
- // root bridge, then the PCI root bridge exists.
- //
- if (NumberOfDevices > 0) {
- RootBridges = ReallocatePool (
- (*NumberOfRootBridges) * sizeof (PCI_ROOT_BRIDGE),
- (*NumberOfRootBridges + 1) * sizeof (PCI_ROOT_BRIDGE),
- RootBridges
- );
- ASSERT (RootBridges != NULL);
- InitRootBridge (
- Attributes, Attributes, 0,
- (UINT8) PrimaryBus, (UINT8) SubBus,
- &Io, &Mem, &MemAbove4G, &PMem, &PMemAbove4G,
- &RootBridges[*NumberOfRootBridges]
- );
- RootBridges[*NumberOfRootBridges].ResourceAssigned = TRUE;
- //
- // Increment the index for the next PCI Root Bridge
- //
- (*NumberOfRootBridges)++;
- }
- }
-
- return RootBridges;
-}
diff --git a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c deleted file mode 100644 index cc35630fcf..0000000000 --- a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.c +++ /dev/null @@ -1,1608 +0,0 @@ -/** @file
- Platform BDS customizations.
-
- Copyright (c) 2004 - 2016, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "BdsPlatform.h"
-#include <Guid/XenInfo.h>
-#include <Guid/RootBridgesConnectedEventGroup.h>
-#include <Protocol/FirmwareVolume2.h>
-
-
-//
-// Global data
-//
-
-VOID *mEfiDevPathNotifyReg;
-EFI_EVENT mEfiDevPathEvent;
-VOID *mEmuVariableEventReg;
-EFI_EVENT mEmuVariableEvent;
-BOOLEAN mDetectVgaOnly;
-UINT16 mHostBridgeDevId;
-
-//
-// Table of host IRQs matching PCI IRQs A-D
-// (for configuring PCI Interrupt Line register)
-//
-CONST UINT8 PciHostIrqs[] = {
- 0x0a, 0x0a, 0x0b, 0x0b
-};
-
-//
-// Type definitions
-//
-
-typedef
-EFI_STATUS
-(EFIAPI *PROTOCOL_INSTANCE_CALLBACK)(
- IN EFI_HANDLE Handle,
- IN VOID *Instance,
- IN VOID *Context
- );
-
-/**
- @param[in] Handle - Handle of PCI device instance
- @param[in] PciIo - PCI IO protocol instance
- @param[in] Pci - PCI Header register block
-**/
-typedef
-EFI_STATUS
-(EFIAPI *VISIT_PCI_INSTANCE_CALLBACK)(
- IN EFI_HANDLE Handle,
- IN EFI_PCI_IO_PROTOCOL *PciIo,
- IN PCI_TYPE00 *Pci
- );
-
-
-//
-// Function prototypes
-//
-
-EFI_STATUS
-VisitAllInstancesOfProtocol (
- IN EFI_GUID *Id,
- IN PROTOCOL_INSTANCE_CALLBACK CallBackFunction,
- IN VOID *Context
- );
-
-EFI_STATUS
-VisitAllPciInstancesOfProtocol (
- IN VISIT_PCI_INSTANCE_CALLBACK CallBackFunction
- );
-
-VOID
-InstallDevicePathCallback (
- VOID
- );
-
-VOID
-PlatformRegisterFvBootOption (
- EFI_GUID *FileGuid,
- CHAR16 *Description,
- UINT32 Attributes
- )
-{
- EFI_STATUS Status;
- INTN OptionIndex;
- EFI_BOOT_MANAGER_LOAD_OPTION NewOption;
- EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions;
- UINTN BootOptionCount;
- MEDIA_FW_VOL_FILEPATH_DEVICE_PATH FileNode;
- EFI_LOADED_IMAGE_PROTOCOL *LoadedImage;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
-
- Status = gBS->HandleProtocol (
- gImageHandle,
- &gEfiLoadedImageProtocolGuid,
- (VOID **) &LoadedImage
- );
- ASSERT_EFI_ERROR (Status);
-
- EfiInitializeFwVolDevicepathNode (&FileNode, FileGuid);
- DevicePath = DevicePathFromHandle (LoadedImage->DeviceHandle);
- ASSERT (DevicePath != NULL);
- DevicePath = AppendDevicePathNode (
- DevicePath,
- (EFI_DEVICE_PATH_PROTOCOL *) &FileNode
- );
- ASSERT (DevicePath != NULL);
-
- Status = EfiBootManagerInitializeLoadOption (
- &NewOption,
- LoadOptionNumberUnassigned,
- LoadOptionTypeBoot,
- Attributes,
- Description,
- DevicePath,
- NULL,
- 0
- );
- ASSERT_EFI_ERROR (Status);
- FreePool (DevicePath);
-
- BootOptions = EfiBootManagerGetLoadOptions (
- &BootOptionCount, LoadOptionTypeBoot
- );
-
- OptionIndex = EfiBootManagerFindLoadOption (
- &NewOption, BootOptions, BootOptionCount
- );
-
- if (OptionIndex == -1) {
- Status = EfiBootManagerAddLoadOptionVariable (&NewOption, MAX_UINTN);
- ASSERT_EFI_ERROR (Status);
- }
- EfiBootManagerFreeLoadOption (&NewOption);
- EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
-}
-
-/**
- Remove all MemoryMapped(...)/FvFile(...) and Fv(...)/FvFile(...) boot options
- whose device paths do not resolve exactly to an FvFile in the system.
-
- This removes any boot options that point to binaries built into the firmware
- and have become stale due to any of the following:
- - DXEFV's base address or size changed (historical),
- - DXEFV's FvNameGuid changed,
- - the FILE_GUID of the pointed-to binary changed,
- - the referenced binary is no longer built into the firmware.
-
- EfiBootManagerFindLoadOption() used in PlatformRegisterFvBootOption() only
- avoids exact duplicates.
-**/
-VOID
-RemoveStaleFvFileOptions (
- VOID
- )
-{
- EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions;
- UINTN BootOptionCount;
- UINTN Index;
-
- BootOptions = EfiBootManagerGetLoadOptions (&BootOptionCount,
- LoadOptionTypeBoot);
-
- for (Index = 0; Index < BootOptionCount; ++Index) {
- EFI_DEVICE_PATH_PROTOCOL *Node1, *Node2, *SearchNode;
- EFI_STATUS Status;
- EFI_HANDLE FvHandle;
-
- //
- // If the device path starts with neither MemoryMapped(...) nor Fv(...),
- // then keep the boot option.
- //
- Node1 = BootOptions[Index].FilePath;
- if (!(DevicePathType (Node1) == HARDWARE_DEVICE_PATH &&
- DevicePathSubType (Node1) == HW_MEMMAP_DP) &&
- !(DevicePathType (Node1) == MEDIA_DEVICE_PATH &&
- DevicePathSubType (Node1) == MEDIA_PIWG_FW_VOL_DP)) {
- continue;
- }
-
- //
- // If the second device path node is not FvFile(...), then keep the boot
- // option.
- //
- Node2 = NextDevicePathNode (Node1);
- if (DevicePathType (Node2) != MEDIA_DEVICE_PATH ||
- DevicePathSubType (Node2) != MEDIA_PIWG_FW_FILE_DP) {
- continue;
- }
-
- //
- // Locate the Firmware Volume2 protocol instance that is denoted by the
- // boot option. If this lookup fails (i.e., the boot option references a
- // firmware volume that doesn't exist), then we'll proceed to delete the
- // boot option.
- //
- SearchNode = Node1;
- Status = gBS->LocateDevicePath (&gEfiFirmwareVolume2ProtocolGuid,
- &SearchNode, &FvHandle);
-
- if (!EFI_ERROR (Status)) {
- //
- // The firmware volume was found; now let's see if it contains the FvFile
- // identified by GUID.
- //
- EFI_FIRMWARE_VOLUME2_PROTOCOL *FvProtocol;
- MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *FvFileNode;
- UINTN BufferSize;
- EFI_FV_FILETYPE FoundType;
- EFI_FV_FILE_ATTRIBUTES FileAttributes;
- UINT32 AuthenticationStatus;
-
- Status = gBS->HandleProtocol (FvHandle, &gEfiFirmwareVolume2ProtocolGuid,
- (VOID **)&FvProtocol);
- ASSERT_EFI_ERROR (Status);
-
- FvFileNode = (MEDIA_FW_VOL_FILEPATH_DEVICE_PATH *)Node2;
- //
- // Buffer==NULL means we request metadata only: BufferSize, FoundType,
- // FileAttributes.
- //
- Status = FvProtocol->ReadFile (
- FvProtocol,
- &FvFileNode->FvFileName, // NameGuid
- NULL, // Buffer
- &BufferSize,
- &FoundType,
- &FileAttributes,
- &AuthenticationStatus
- );
- if (!EFI_ERROR (Status)) {
- //
- // The FvFile was found. Keep the boot option.
- //
- continue;
- }
- }
-
- //
- // Delete the boot option.
- //
- Status = EfiBootManagerDeleteLoadOptionVariable (
- BootOptions[Index].OptionNumber, LoadOptionTypeBoot);
- DEBUG_CODE (
- CHAR16 *DevicePathString;
-
- DevicePathString = ConvertDevicePathToText(BootOptions[Index].FilePath,
- FALSE, FALSE);
- DEBUG ((
- EFI_ERROR (Status) ? EFI_D_WARN : EFI_D_VERBOSE,
- "%a: removing stale Boot#%04x %s: %r\n",
- __FUNCTION__,
- (UINT32)BootOptions[Index].OptionNumber,
- DevicePathString == NULL ? L"<unavailable>" : DevicePathString,
- Status
- ));
- if (DevicePathString != NULL) {
- FreePool (DevicePathString);
- }
- );
- }
-
- EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
-}
-
-VOID
-PlatformRegisterOptionsAndKeys (
- VOID
- )
-{
- EFI_STATUS Status;
- EFI_INPUT_KEY Enter;
- EFI_INPUT_KEY F2;
- EFI_INPUT_KEY Esc;
- EFI_BOOT_MANAGER_LOAD_OPTION BootOption;
-
- //
- // Register ENTER as CONTINUE key
- //
- Enter.ScanCode = SCAN_NULL;
- Enter.UnicodeChar = CHAR_CARRIAGE_RETURN;
- Status = EfiBootManagerRegisterContinueKeyOption (0, &Enter, NULL);
- ASSERT_EFI_ERROR (Status);
-
- //
- // Map F2 to Boot Manager Menu
- //
- F2.ScanCode = SCAN_F2;
- F2.UnicodeChar = CHAR_NULL;
- Esc.ScanCode = SCAN_ESC;
- Esc.UnicodeChar = CHAR_NULL;
- Status = EfiBootManagerGetBootManagerMenu (&BootOption);
- ASSERT_EFI_ERROR (Status);
- Status = EfiBootManagerAddKeyOptionVariable (
- NULL, (UINT16) BootOption.OptionNumber, 0, &F2, NULL
- );
- ASSERT (Status == EFI_SUCCESS || Status == EFI_ALREADY_STARTED);
- Status = EfiBootManagerAddKeyOptionVariable (
- NULL, (UINT16) BootOption.OptionNumber, 0, &Esc, NULL
- );
- ASSERT (Status == EFI_SUCCESS || Status == EFI_ALREADY_STARTED);
-}
-
-EFI_STATUS
-EFIAPI
-ConnectRootBridge (
- IN EFI_HANDLE RootBridgeHandle,
- IN VOID *Instance,
- IN VOID *Context
- );
-
-STATIC
-VOID
-SaveS3BootScript (
- VOID
- );
-
-//
-// BDS Platform Functions
-//
-VOID
-EFIAPI
-PlatformBootManagerBeforeConsole (
- VOID
- )
-/*++
-
-Routine Description:
-
- Platform Bds init. Include the platform firmware vendor, revision
- and so crc check.
-
-Arguments:
-
-Returns:
-
- None.
-
---*/
-{
- EFI_HANDLE Handle;
- EFI_STATUS Status;
- RETURN_STATUS PcdStatus;
-
- DEBUG ((EFI_D_INFO, "PlatformBootManagerBeforeConsole\n"));
- InstallDevicePathCallback ();
-
- VisitAllInstancesOfProtocol (&gEfiPciRootBridgeIoProtocolGuid,
- ConnectRootBridge, NULL);
-
- //
- // Signal the ACPI platform driver that it can download QEMU ACPI tables.
- //
- EfiEventGroupSignal (&gRootBridgesConnectedEventGroupGuid);
-
- //
- // We can't signal End-of-Dxe earlier than this. Namely, End-of-Dxe triggers
- // the preparation of S3 system information. That logic has a hard dependency
- // on the presence of the FACS ACPI table. Since our ACPI tables are only
- // installed after PCI enumeration completes, we must not trigger the S3 save
- // earlier, hence we can't signal End-of-Dxe earlier.
- //
- EfiEventGroupSignal (&gEfiEndOfDxeEventGroupGuid);
-
- if (QemuFwCfgS3Enabled ()) {
- //
- // Save the boot script too. Note that this will require us to emit the
- // DxeSmmReadyToLock event just below, which in turn locks down SMM.
- //
- SaveS3BootScript ();
- }
-
- //
- // Prevent further changes to LockBoxes or SMRAM.
- //
- Handle = NULL;
- Status = gBS->InstallProtocolInterface (&Handle,
- &gEfiDxeSmmReadyToLockProtocolGuid, EFI_NATIVE_INTERFACE,
- NULL);
- ASSERT_EFI_ERROR (Status);
-
- //
- // Dispatch deferred images after EndOfDxe event and ReadyToLock installation.
- //
- EfiBootManagerDispatchDeferredImages ();
-
- PlatformInitializeConsole (gPlatformConsole);
- PcdStatus = PcdSet16S (PcdPlatformBootTimeOut,
- GetFrontPageTimeoutFromQemu ());
- ASSERT_RETURN_ERROR (PcdStatus);
-
- PlatformRegisterOptionsAndKeys ();
-}
-
-
-EFI_STATUS
-EFIAPI
-ConnectRootBridge (
- IN EFI_HANDLE RootBridgeHandle,
- IN VOID *Instance,
- IN VOID *Context
- )
-{
- EFI_STATUS Status;
-
- //
- // Make the PCI bus driver connect the root bridge, non-recursively. This
- // will produce a number of child handles with PciIo on them.
- //
- Status = gBS->ConnectController (
- RootBridgeHandle, // ControllerHandle
- NULL, // DriverImageHandle
- NULL, // RemainingDevicePath -- produce all
- // children
- FALSE // Recursive
- );
- return Status;
-}
-
-
-EFI_STATUS
-PrepareLpcBridgeDevicePath (
- IN EFI_HANDLE DeviceHandle
- )
-/*++
-
-Routine Description:
-
- Add IsaKeyboard to ConIn,
- add IsaSerial to ConOut, ConIn, ErrOut.
- LPC Bridge: 06 01 00
-
-Arguments:
-
- DeviceHandle - Handle of PCIIO protocol.
-
-Returns:
-
- EFI_SUCCESS - LPC bridge is added to ConOut, ConIn, and ErrOut.
- EFI_STATUS - No LPC bridge is added.
-
---*/
-{
- EFI_STATUS Status;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- EFI_DEVICE_PATH_PROTOCOL *TempDevicePath;
- CHAR16 *DevPathStr;
-
- DevicePath = NULL;
- Status = gBS->HandleProtocol (
- DeviceHandle,
- &gEfiDevicePathProtocolGuid,
- (VOID*)&DevicePath
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
- TempDevicePath = DevicePath;
-
- //
- // Register Keyboard
- //
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gPnpPs2KeyboardDeviceNode);
-
- EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);
-
- //
- // Register COM1
- //
- DevicePath = TempDevicePath;
- gPnp16550ComPortDeviceNode.UID = 0;
-
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gPnp16550ComPortDeviceNode);
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);
-
- //
- // Print Device Path
- //
- DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);
- if (DevPathStr != NULL) {
- DEBUG((
- EFI_D_INFO,
- "BdsPlatform.c+%d: COM%d DevPath: %s\n",
- __LINE__,
- gPnp16550ComPortDeviceNode.UID + 1,
- DevPathStr
- ));
- FreePool(DevPathStr);
- }
-
- EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);
- EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);
- EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);
-
- //
- // Register COM2
- //
- DevicePath = TempDevicePath;
- gPnp16550ComPortDeviceNode.UID = 1;
-
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gPnp16550ComPortDeviceNode);
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);
-
- //
- // Print Device Path
- //
- DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);
- if (DevPathStr != NULL) {
- DEBUG((
- EFI_D_INFO,
- "BdsPlatform.c+%d: COM%d DevPath: %s\n",
- __LINE__,
- gPnp16550ComPortDeviceNode.UID + 1,
- DevPathStr
- ));
- FreePool(DevPathStr);
- }
-
- EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);
- EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);
- EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-GetGopDevicePath (
- IN EFI_DEVICE_PATH_PROTOCOL *PciDevicePath,
- OUT EFI_DEVICE_PATH_PROTOCOL **GopDevicePath
- )
-{
- UINTN Index;
- EFI_STATUS Status;
- EFI_HANDLE PciDeviceHandle;
- EFI_DEVICE_PATH_PROTOCOL *TempDevicePath;
- EFI_DEVICE_PATH_PROTOCOL *TempPciDevicePath;
- UINTN GopHandleCount;
- EFI_HANDLE *GopHandleBuffer;
-
- if (PciDevicePath == NULL || GopDevicePath == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Initialize the GopDevicePath to be PciDevicePath
- //
- *GopDevicePath = PciDevicePath;
- TempPciDevicePath = PciDevicePath;
-
- Status = gBS->LocateDevicePath (
- &gEfiDevicePathProtocolGuid,
- &TempPciDevicePath,
- &PciDeviceHandle
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Try to connect this handle, so that GOP driver could start on this
- // device and create child handles with GraphicsOutput Protocol installed
- // on them, then we get device paths of these child handles and select
- // them as possible console device.
- //
- gBS->ConnectController (PciDeviceHandle, NULL, NULL, FALSE);
-
- Status = gBS->LocateHandleBuffer (
- ByProtocol,
- &gEfiGraphicsOutputProtocolGuid,
- NULL,
- &GopHandleCount,
- &GopHandleBuffer
- );
- if (!EFI_ERROR (Status)) {
- //
- // Add all the child handles as possible Console Device
- //
- for (Index = 0; Index < GopHandleCount; Index++) {
- Status = gBS->HandleProtocol (GopHandleBuffer[Index], &gEfiDevicePathProtocolGuid, (VOID*)&TempDevicePath);
- if (EFI_ERROR (Status)) {
- continue;
- }
- if (CompareMem (
- PciDevicePath,
- TempDevicePath,
- GetDevicePathSize (PciDevicePath) - END_DEVICE_PATH_LENGTH
- ) == 0) {
- //
- // In current implementation, we only enable one of the child handles
- // as console device, i.e. sotre one of the child handle's device
- // path to variable "ConOut"
- // In future, we could select all child handles to be console device
- //
-
- *GopDevicePath = TempDevicePath;
-
- //
- // Delete the PCI device's path that added by GetPlugInPciVgaDevicePath()
- // Add the integrity GOP device path.
- //
- EfiBootManagerUpdateConsoleVariable (ConOutDev, NULL, PciDevicePath);
- EfiBootManagerUpdateConsoleVariable (ConOutDev, TempDevicePath, NULL);
- }
- }
- gBS->FreePool (GopHandleBuffer);
- }
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-PreparePciDisplayDevicePath (
- IN EFI_HANDLE DeviceHandle
- )
-/*++
-
-Routine Description:
-
- Add PCI VGA to ConOut.
- PCI VGA: 03 00 00
-
-Arguments:
-
- DeviceHandle - Handle of PCIIO protocol.
-
-Returns:
-
- EFI_SUCCESS - PCI VGA is added to ConOut.
- EFI_STATUS - No PCI VGA device is added.
-
---*/
-{
- EFI_STATUS Status;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- EFI_DEVICE_PATH_PROTOCOL *GopDevicePath;
-
- DevicePath = NULL;
- GopDevicePath = NULL;
- Status = gBS->HandleProtocol (
- DeviceHandle,
- &gEfiDevicePathProtocolGuid,
- (VOID*)&DevicePath
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- GetGopDevicePath (DevicePath, &GopDevicePath);
- DevicePath = GopDevicePath;
-
- EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-PreparePciSerialDevicePath (
- IN EFI_HANDLE DeviceHandle
- )
-/*++
-
-Routine Description:
-
- Add PCI Serial to ConOut, ConIn, ErrOut.
- PCI Serial: 07 00 02
-
-Arguments:
-
- DeviceHandle - Handle of PCIIO protocol.
-
-Returns:
-
- EFI_SUCCESS - PCI Serial is added to ConOut, ConIn, and ErrOut.
- EFI_STATUS - No PCI Serial device is added.
-
---*/
-{
- EFI_STATUS Status;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
-
- DevicePath = NULL;
- Status = gBS->HandleProtocol (
- DeviceHandle,
- &gEfiDevicePathProtocolGuid,
- (VOID*)&DevicePath
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gUartDeviceNode);
- DevicePath = AppendDevicePathNode (DevicePath, (EFI_DEVICE_PATH_PROTOCOL *)&gTerminalTypeDeviceNode);
-
- EfiBootManagerUpdateConsoleVariable (ConOut, DevicePath, NULL);
- EfiBootManagerUpdateConsoleVariable (ConIn, DevicePath, NULL);
- EfiBootManagerUpdateConsoleVariable (ErrOut, DevicePath, NULL);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-VisitAllInstancesOfProtocol (
- IN EFI_GUID *Id,
- IN PROTOCOL_INSTANCE_CALLBACK CallBackFunction,
- IN VOID *Context
- )
-{
- EFI_STATUS Status;
- UINTN HandleCount;
- EFI_HANDLE *HandleBuffer;
- UINTN Index;
- VOID *Instance;
-
- //
- // Start to check all the PciIo to find all possible device
- //
- HandleCount = 0;
- HandleBuffer = NULL;
- Status = gBS->LocateHandleBuffer (
- ByProtocol,
- Id,
- NULL,
- &HandleCount,
- &HandleBuffer
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- for (Index = 0; Index < HandleCount; Index++) {
- Status = gBS->HandleProtocol (HandleBuffer[Index], Id, &Instance);
- if (EFI_ERROR (Status)) {
- continue;
- }
-
- Status = (*CallBackFunction) (
- HandleBuffer[Index],
- Instance,
- Context
- );
- }
-
- gBS->FreePool (HandleBuffer);
-
- return EFI_SUCCESS;
-}
-
-
-EFI_STATUS
-EFIAPI
-VisitingAPciInstance (
- IN EFI_HANDLE Handle,
- IN VOID *Instance,
- IN VOID *Context
- )
-{
- EFI_STATUS Status;
- EFI_PCI_IO_PROTOCOL *PciIo;
- PCI_TYPE00 Pci;
-
- PciIo = (EFI_PCI_IO_PROTOCOL*) Instance;
-
- //
- // Check for all PCI device
- //
- Status = PciIo->Pci.Read (
- PciIo,
- EfiPciIoWidthUint32,
- 0,
- sizeof (Pci) / sizeof (UINT32),
- &Pci
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- return (*(VISIT_PCI_INSTANCE_CALLBACK)(UINTN) Context) (
- Handle,
- PciIo,
- &Pci
- );
-
-}
-
-
-
-EFI_STATUS
-VisitAllPciInstances (
- IN VISIT_PCI_INSTANCE_CALLBACK CallBackFunction
- )
-{
- return VisitAllInstancesOfProtocol (
- &gEfiPciIoProtocolGuid,
- VisitingAPciInstance,
- (VOID*)(UINTN) CallBackFunction
- );
-}
-
-
-/**
- Do platform specific PCI Device check and add them to
- ConOut, ConIn, ErrOut.
-
- @param[in] Handle - Handle of PCI device instance
- @param[in] PciIo - PCI IO protocol instance
- @param[in] Pci - PCI Header register block
-
- @retval EFI_SUCCESS - PCI Device check and Console variable update successfully.
- @retval EFI_STATUS - PCI Device check or Console variable update fail.
-
-**/
-EFI_STATUS
-EFIAPI
-DetectAndPreparePlatformPciDevicePath (
- IN EFI_HANDLE Handle,
- IN EFI_PCI_IO_PROTOCOL *PciIo,
- IN PCI_TYPE00 *Pci
- )
-{
- EFI_STATUS Status;
-
- Status = PciIo->Attributes (
- PciIo,
- EfiPciIoAttributeOperationEnable,
- EFI_PCI_DEVICE_ENABLE,
- NULL
- );
- ASSERT_EFI_ERROR (Status);
-
- if (!mDetectVgaOnly) {
- //
- // Here we decide whether it is LPC Bridge
- //
- if ((IS_PCI_LPC (Pci)) ||
- ((IS_PCI_ISA_PDECODE (Pci)) &&
- (Pci->Hdr.VendorId == 0x8086) &&
- (Pci->Hdr.DeviceId == 0x7000)
- )
- ) {
- //
- // Add IsaKeyboard to ConIn,
- // add IsaSerial to ConOut, ConIn, ErrOut
- //
- DEBUG ((EFI_D_INFO, "Found LPC Bridge device\n"));
- PrepareLpcBridgeDevicePath (Handle);
- return EFI_SUCCESS;
- }
- //
- // Here we decide which Serial device to enable in PCI bus
- //
- if (IS_PCI_16550SERIAL (Pci)) {
- //
- // Add them to ConOut, ConIn, ErrOut.
- //
- DEBUG ((EFI_D_INFO, "Found PCI 16550 SERIAL device\n"));
- PreparePciSerialDevicePath (Handle);
- return EFI_SUCCESS;
- }
- }
-
- //
- // Here we decide which display device to enable in PCI bus
- //
- if (IS_PCI_DISPLAY (Pci)) {
- //
- // Add them to ConOut.
- //
- DEBUG ((EFI_D_INFO, "Found PCI display device\n"));
- PreparePciDisplayDevicePath (Handle);
- return EFI_SUCCESS;
- }
-
- return Status;
-}
-
-
-/**
- Do platform specific PCI Device check and add them to ConOut, ConIn, ErrOut
-
- @param[in] DetectVgaOnly - Only detect VGA device if it's TRUE.
-
- @retval EFI_SUCCESS - PCI Device check and Console variable update successfully.
- @retval EFI_STATUS - PCI Device check or Console variable update fail.
-
-**/
-EFI_STATUS
-DetectAndPreparePlatformPciDevicePaths (
- BOOLEAN DetectVgaOnly
- )
-{
- mDetectVgaOnly = DetectVgaOnly;
- return VisitAllPciInstances (DetectAndPreparePlatformPciDevicePath);
-}
-
-
-VOID
-PlatformInitializeConsole (
- IN PLATFORM_CONSOLE_CONNECT_ENTRY *PlatformConsole
- )
-/*++
-
-Routine Description:
-
- Connect the predefined platform default console device. Always try to find
- and enable the vga device if have.
-
-Arguments:
-
- PlatformConsole - Predefined platform default console device array.
---*/
-{
- UINTN Index;
- EFI_DEVICE_PATH_PROTOCOL *VarConout;
- EFI_DEVICE_PATH_PROTOCOL *VarConin;
-
- //
- // Connect RootBridge
- //
- GetEfiGlobalVariable2 (EFI_CON_OUT_VARIABLE_NAME, (VOID **) &VarConout, NULL);
- GetEfiGlobalVariable2 (EFI_CON_IN_VARIABLE_NAME, (VOID **) &VarConin, NULL);
-
- if (VarConout == NULL || VarConin == NULL) {
- //
- // Do platform specific PCI Device check and add them to ConOut, ConIn, ErrOut
- //
- DetectAndPreparePlatformPciDevicePaths (FALSE);
-
- //
- // Have chance to connect the platform default console,
- // the platform default console is the minimum device group
- // the platform should support
- //
- for (Index = 0; PlatformConsole[Index].DevicePath != NULL; ++Index) {
- //
- // Update the console variable with the connect type
- //
- if ((PlatformConsole[Index].ConnectType & CONSOLE_IN) == CONSOLE_IN) {
- EfiBootManagerUpdateConsoleVariable (ConIn, PlatformConsole[Index].DevicePath, NULL);
- }
- if ((PlatformConsole[Index].ConnectType & CONSOLE_OUT) == CONSOLE_OUT) {
- EfiBootManagerUpdateConsoleVariable (ConOut, PlatformConsole[Index].DevicePath, NULL);
- }
- if ((PlatformConsole[Index].ConnectType & STD_ERROR) == STD_ERROR) {
- EfiBootManagerUpdateConsoleVariable (ErrOut, PlatformConsole[Index].DevicePath, NULL);
- }
- }
- } else {
- //
- // Only detect VGA device and add them to ConOut
- //
- DetectAndPreparePlatformPciDevicePaths (TRUE);
- }
-}
-
-
-/**
- Configure PCI Interrupt Line register for applicable devices
- Ported from SeaBIOS, src/fw/pciinit.c, *_pci_slot_get_irq()
-
- @param[in] Handle - Handle of PCI device instance
- @param[in] PciIo - PCI IO protocol instance
- @param[in] PciHdr - PCI Header register block
-
- @retval EFI_SUCCESS - PCI Interrupt Line register configured successfully.
-
-**/
-EFI_STATUS
-EFIAPI
-SetPciIntLine (
- IN EFI_HANDLE Handle,
- IN EFI_PCI_IO_PROTOCOL *PciIo,
- IN PCI_TYPE00 *PciHdr
- )
-{
- EFI_DEVICE_PATH_PROTOCOL *DevPathNode;
- EFI_DEVICE_PATH_PROTOCOL *DevPath;
- UINTN RootSlot;
- UINTN Idx;
- UINT8 IrqLine;
- EFI_STATUS Status;
- UINT32 RootBusNumber;
-
- Status = EFI_SUCCESS;
-
- if (PciHdr->Device.InterruptPin != 0) {
-
- DevPathNode = DevicePathFromHandle (Handle);
- ASSERT (DevPathNode != NULL);
- DevPath = DevPathNode;
-
- RootBusNumber = 0;
- if (DevicePathType (DevPathNode) == ACPI_DEVICE_PATH &&
- DevicePathSubType (DevPathNode) == ACPI_DP &&
- ((ACPI_HID_DEVICE_PATH *)DevPathNode)->HID == EISA_PNP_ID(0x0A03)) {
- RootBusNumber = ((ACPI_HID_DEVICE_PATH *)DevPathNode)->UID;
- }
-
- //
- // Compute index into PciHostIrqs[] table by walking
- // the device path and adding up all device numbers
- //
- Status = EFI_NOT_FOUND;
- RootSlot = 0;
- Idx = PciHdr->Device.InterruptPin - 1;
- while (!IsDevicePathEnd (DevPathNode)) {
- if (DevicePathType (DevPathNode) == HARDWARE_DEVICE_PATH &&
- DevicePathSubType (DevPathNode) == HW_PCI_DP) {
-
- Idx += ((PCI_DEVICE_PATH *)DevPathNode)->Device;
-
- //
- // Unlike SeaBIOS, which starts climbing from the leaf device
- // up toward the root, we traverse the device path starting at
- // the root moving toward the leaf node.
- // The slot number of the top-level parent bridge is needed for
- // Q35 cases with more than 24 slots on the root bus.
- //
- if (Status != EFI_SUCCESS) {
- Status = EFI_SUCCESS;
- RootSlot = ((PCI_DEVICE_PATH *)DevPathNode)->Device;
- }
- }
-
- DevPathNode = NextDevicePathNode (DevPathNode);
- }
- if (EFI_ERROR (Status)) {
- return Status;
- }
- if (RootBusNumber == 0 && RootSlot == 0) {
- DEBUG((
- EFI_D_ERROR,
- "%a: PCI host bridge (00:00.0) should have no interrupts!\n",
- __FUNCTION__
- ));
- ASSERT (FALSE);
- }
-
- //
- // Final PciHostIrqs[] index calculation depends on the platform
- // and should match SeaBIOS src/fw/pciinit.c *_pci_slot_get_irq()
- //
- switch (mHostBridgeDevId) {
- case INTEL_82441_DEVICE_ID:
- Idx -= 1;
- break;
- case INTEL_Q35_MCH_DEVICE_ID:
- //
- // SeaBIOS contains the following comment:
- // "Slots 0-24 rotate slot:pin mapping similar to piix above, but
- // with a different starting index - see q35-acpi-dsdt.dsl.
- //
- // Slots 25-31 all use LNKA mapping (or LNKE, but A:D = E:H)"
- //
- if (RootSlot > 24) {
- //
- // in this case, subtract back out RootSlot from Idx
- // (SeaBIOS never adds it to begin with, but that would make our
- // device path traversal loop above too awkward)
- //
- Idx -= RootSlot;
- }
- break;
- default:
- ASSERT (FALSE); // should never get here
- }
- Idx %= ARRAY_SIZE (PciHostIrqs);
- IrqLine = PciHostIrqs[Idx];
-
- DEBUG_CODE_BEGIN ();
- {
- CHAR16 *DevPathString;
- STATIC CHAR16 Fallback[] = L"<failed to convert>";
- UINTN Segment, Bus, Device, Function;
-
- DevPathString = ConvertDevicePathToText (DevPath, FALSE, FALSE);
- if (DevPathString == NULL) {
- DevPathString = Fallback;
- }
- Status = PciIo->GetLocation (PciIo, &Segment, &Bus, &Device, &Function);
- ASSERT_EFI_ERROR (Status);
-
- DEBUG ((EFI_D_VERBOSE, "%a: [%02x:%02x.%x] %s -> 0x%02x\n", __FUNCTION__,
- (UINT32)Bus, (UINT32)Device, (UINT32)Function, DevPathString,
- IrqLine));
-
- if (DevPathString != Fallback) {
- FreePool (DevPathString);
- }
- }
- DEBUG_CODE_END ();
-
- //
- // Set PCI Interrupt Line register for this device to PciHostIrqs[Idx]
- //
- Status = PciIo->Pci.Write (
- PciIo,
- EfiPciIoWidthUint8,
- PCI_INT_LINE_OFFSET,
- 1,
- &IrqLine
- );
- }
-
- return Status;
-}
-
-
-VOID
-PciAcpiInitialization (
- )
-{
- UINTN Pmba;
-
- //
- // Query Host Bridge DID to determine platform type
- //
- mHostBridgeDevId = PcdGet16 (PcdOvmfHostBridgePciDevId);
- switch (mHostBridgeDevId) {
- case INTEL_82441_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_PIIX4 (PIIX4_PMBA);
- //
- // 00:01.0 ISA Bridge (PIIX4) LNK routing targets
- //
- PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x60), 0x0b); // A
- PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x61), 0x0b); // B
- PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x62), 0x0a); // C
- PciWrite8 (PCI_LIB_ADDRESS (0, 1, 0, 0x63), 0x0a); // D
- break;
- case INTEL_Q35_MCH_DEVICE_ID:
- Pmba = POWER_MGMT_REGISTER_Q35 (ICH9_PMBASE);
- //
- // 00:1f.0 LPC Bridge (Q35) LNK routing targets
- //
- PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x60), 0x0a); // A
- PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x61), 0x0a); // B
- PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x62), 0x0b); // C
- PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x63), 0x0b); // D
- PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x68), 0x0a); // E
- PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x69), 0x0a); // F
- PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x6a), 0x0b); // G
- PciWrite8 (PCI_LIB_ADDRESS (0, 0x1f, 0, 0x6b), 0x0b); // H
- break;
- default:
- DEBUG ((EFI_D_ERROR, "%a: Unknown Host Bridge Device ID: 0x%04x\n",
- __FUNCTION__, mHostBridgeDevId));
- ASSERT (FALSE);
- return;
- }
-
- //
- // Initialize PCI_INTERRUPT_LINE for applicable present PCI devices
- //
- VisitAllPciInstances (SetPciIntLine);
-
- //
- // Set ACPI SCI_EN bit in PMCNTRL
- //
- IoOr16 ((PciRead32 (Pmba) & ~BIT0) + 4, BIT0);
-}
-
-/**
- This function detects if OVMF is running on Xen.
-
-**/
-STATIC
-BOOLEAN
-XenDetected (
- VOID
- )
-{
- EFI_HOB_GUID_TYPE *GuidHob;
- STATIC INTN FoundHob = -1;
-
- if (FoundHob == 0) {
- return FALSE;
- } else if (FoundHob == 1) {
- return TRUE;
- }
-
- //
- // See if a XenInfo HOB is available
- //
- GuidHob = GetFirstGuidHob (&gEfiXenInfoGuid);
- if (GuidHob == NULL) {
- FoundHob = 0;
- return FALSE;
- }
-
- FoundHob = 1;
- return TRUE;
-}
-
-EFI_STATUS
-EFIAPI
-ConnectRecursivelyIfPciMassStorage (
- IN EFI_HANDLE Handle,
- IN EFI_PCI_IO_PROTOCOL *Instance,
- IN PCI_TYPE00 *PciHeader
- )
-{
- EFI_STATUS Status;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- CHAR16 *DevPathStr;
-
- //
- // Recognize PCI Mass Storage, and Xen PCI devices
- //
- if (IS_CLASS1 (PciHeader, PCI_CLASS_MASS_STORAGE) ||
- (XenDetected() && IS_CLASS2 (PciHeader, 0xFF, 0x80))) {
- DevicePath = NULL;
- Status = gBS->HandleProtocol (
- Handle,
- &gEfiDevicePathProtocolGuid,
- (VOID*)&DevicePath
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Print Device Path
- //
- DevPathStr = ConvertDevicePathToText (DevicePath, FALSE, FALSE);
- if (DevPathStr != NULL) {
- DEBUG((
- EFI_D_INFO,
- "Found %s device: %s\n",
- IS_CLASS1 (PciHeader, PCI_CLASS_MASS_STORAGE) ? L"Mass Storage" : L"Xen",
- DevPathStr
- ));
- FreePool(DevPathStr);
- }
-
- Status = gBS->ConnectController (Handle, NULL, NULL, TRUE);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- }
-
- return EFI_SUCCESS;
-}
-
-
-/**
- This notification function is invoked when the
- EMU Variable FVB has been changed.
-
- @param Event The event that occurred
- @param Context For EFI compatibility. Not used.
-
-**/
-VOID
-EFIAPI
-EmuVariablesUpdatedCallback (
- IN EFI_EVENT Event,
- IN VOID *Context
- )
-{
- DEBUG ((EFI_D_INFO, "EmuVariablesUpdatedCallback\n"));
- UpdateNvVarsOnFileSystem ();
-}
-
-
-EFI_STATUS
-EFIAPI
-VisitingFileSystemInstance (
- IN EFI_HANDLE Handle,
- IN VOID *Instance,
- IN VOID *Context
- )
-{
- EFI_STATUS Status;
- STATIC BOOLEAN ConnectedToFileSystem = FALSE;
- RETURN_STATUS PcdStatus;
-
- if (ConnectedToFileSystem) {
- return EFI_ALREADY_STARTED;
- }
-
- Status = ConnectNvVarsToFileSystem (Handle);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- ConnectedToFileSystem = TRUE;
- mEmuVariableEvent =
- EfiCreateProtocolNotifyEvent (
- &gEfiDevicePathProtocolGuid,
- TPL_CALLBACK,
- EmuVariablesUpdatedCallback,
- NULL,
- &mEmuVariableEventReg
- );
- PcdStatus = PcdSet64S (PcdEmuVariableEvent,
- (UINT64)(UINTN) mEmuVariableEvent);
- ASSERT_RETURN_ERROR (PcdStatus);
-
- return EFI_SUCCESS;
-}
-
-
-VOID
-PlatformBdsRestoreNvVarsFromHardDisk (
- )
-{
- VisitAllPciInstances (ConnectRecursivelyIfPciMassStorage);
- VisitAllInstancesOfProtocol (
- &gEfiSimpleFileSystemProtocolGuid,
- VisitingFileSystemInstance,
- NULL
- );
-
-}
-
-VOID
-PlatformBdsConnectSequence (
- VOID
- )
-/*++
-
-Routine Description:
-
- Connect with predefined platform connect sequence,
- the OEM/IBV can customize with their own connect sequence.
-
-Arguments:
-
- None.
-
-Returns:
-
- None.
-
---*/
-{
- UINTN Index;
-
- DEBUG ((EFI_D_INFO, "PlatformBdsConnectSequence\n"));
-
- Index = 0;
-
- //
- // Here we can get the customized platform connect sequence
- // Notes: we can connect with new variable which record the
- // last time boots connect device path sequence
- //
- while (gPlatformConnectSequence[Index] != NULL) {
- //
- // Build the platform boot option
- //
- EfiBootManagerConnectDevicePath (gPlatformConnectSequence[Index], NULL);
- Index++;
- }
-
- //
- // Just use the simple policy to connect all devices
- //
- DEBUG ((EFI_D_INFO, "EfiBootManagerConnectAll\n"));
- EfiBootManagerConnectAll ();
-
- PciAcpiInitialization ();
-}
-
-/**
- Save the S3 boot script.
-
- Note that DxeSmmReadyToLock must be signaled after this function returns;
- otherwise the script wouldn't be saved actually.
-**/
-STATIC
-VOID
-SaveS3BootScript (
- VOID
- )
-{
- EFI_STATUS Status;
- EFI_S3_SAVE_STATE_PROTOCOL *BootScript;
- STATIC CONST UINT8 Info[] = { 0xDE, 0xAD, 0xBE, 0xEF };
-
- Status = gBS->LocateProtocol (&gEfiS3SaveStateProtocolGuid, NULL,
- (VOID **) &BootScript);
- ASSERT_EFI_ERROR (Status);
-
- //
- // Despite the opcode documentation in the PI spec, the protocol
- // implementation embeds a deep copy of the info in the boot script, rather
- // than storing just a pointer to runtime or NVS storage.
- //
- Status = BootScript->Write(BootScript, EFI_BOOT_SCRIPT_INFORMATION_OPCODE,
- (UINT32) sizeof Info,
- (EFI_PHYSICAL_ADDRESS)(UINTN) &Info);
- ASSERT_EFI_ERROR (Status);
-}
-
-
-VOID
-EFIAPI
-PlatformBootManagerAfterConsole (
- VOID
- )
-/*++
-
-Routine Description:
-
- The function will execute with as the platform policy, current policy
- is driven by boot mode. IBV/OEM can customize this code for their specific
- policy action.
-
---*/
-{
- EFI_BOOT_MODE BootMode;
-
- DEBUG ((EFI_D_INFO, "PlatformBootManagerAfterConsole\n"));
-
- if (PcdGetBool (PcdOvmfFlashVariablesEnable)) {
- DEBUG ((EFI_D_INFO, "PlatformBdsPolicyBehavior: not restoring NvVars "
- "from disk since flash variables appear to be supported.\n"));
- } else {
- //
- // Try to restore variables from the hard disk early so
- // they can be used for the other BDS connect operations.
- //
- PlatformBdsRestoreNvVarsFromHardDisk ();
- }
-
- //
- // Get current Boot Mode
- //
- BootMode = GetBootModeHob ();
- DEBUG ((EFI_D_ERROR, "Boot Mode:%x\n", BootMode));
-
- //
- // Go the different platform policy with different boot mode
- // Notes: this part code can be change with the table policy
- //
- ASSERT (BootMode == BOOT_WITH_FULL_CONFIGURATION);
-
- //
- // Logo show
- //
- BootLogoEnableLogo ();
-
- //
- // Perform some platform specific connect sequence
- //
- PlatformBdsConnectSequence ();
-
- //
- // Process QEMU's -kernel command line option
- //
- TryRunningQemuKernel ();
-
- EfiBootManagerRefreshAllBootOption ();
-
- //
- // Register UEFI Shell
- //
- PlatformRegisterFvBootOption (
- PcdGetPtr (PcdShellFile), L"EFI Internal Shell", LOAD_OPTION_ACTIVE
- );
-
- RemoveStaleFvFileOptions ();
- SetBootOrderFromQemu ();
-}
-
-/**
- This notification function is invoked when an instance of the
- EFI_DEVICE_PATH_PROTOCOL is produced.
-
- @param Event The event that occurred
- @param Context For EFI compatibility. Not used.
-
-**/
-VOID
-EFIAPI
-NotifyDevPath (
- IN EFI_EVENT Event,
- IN VOID *Context
- )
-{
- EFI_HANDLE Handle;
- EFI_STATUS Status;
- UINTN BufferSize;
- EFI_DEVICE_PATH_PROTOCOL *DevPathNode;
- ATAPI_DEVICE_PATH *Atapi;
-
- //
- // Examine all new handles
- //
- for (;;) {
- //
- // Get the next handle
- //
- BufferSize = sizeof (Handle);
- Status = gBS->LocateHandle (
- ByRegisterNotify,
- NULL,
- mEfiDevPathNotifyReg,
- &BufferSize,
- &Handle
- );
-
- //
- // If not found, we're done
- //
- if (EFI_NOT_FOUND == Status) {
- break;
- }
-
- if (EFI_ERROR (Status)) {
- continue;
- }
-
- //
- // Get the DevicePath protocol on that handle
- //
- Status = gBS->HandleProtocol (Handle, &gEfiDevicePathProtocolGuid, (VOID **)&DevPathNode);
- ASSERT_EFI_ERROR (Status);
-
- while (!IsDevicePathEnd (DevPathNode)) {
- //
- // Find the handler to dump this device path node
- //
- if (
- (DevicePathType(DevPathNode) == MESSAGING_DEVICE_PATH) &&
- (DevicePathSubType(DevPathNode) == MSG_ATAPI_DP)
- ) {
- Atapi = (ATAPI_DEVICE_PATH*) DevPathNode;
- PciOr16 (
- PCI_LIB_ADDRESS (
- 0,
- 1,
- 1,
- (Atapi->PrimarySecondary == 1) ? 0x42: 0x40
- ),
- BIT15
- );
- }
-
- //
- // Next device path node
- //
- DevPathNode = NextDevicePathNode (DevPathNode);
- }
- }
-
- return;
-}
-
-
-VOID
-InstallDevicePathCallback (
- VOID
- )
-{
- DEBUG ((EFI_D_INFO, "Registered NotifyDevPath Event\n"));
- mEfiDevPathEvent = EfiCreateProtocolNotifyEvent (
- &gEfiDevicePathProtocolGuid,
- TPL_CALLBACK,
- NotifyDevPath,
- NULL,
- &mEfiDevPathNotifyReg
- );
-}
-
-/**
- This function is called each second during the boot manager waits the timeout.
-
- @param TimeoutRemain The remaining timeout.
-**/
-VOID
-EFIAPI
-PlatformBootManagerWaitCallback (
- UINT16 TimeoutRemain
- )
-{
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION Black;
- EFI_GRAPHICS_OUTPUT_BLT_PIXEL_UNION White;
- UINT16 Timeout;
-
- Timeout = PcdGet16 (PcdPlatformBootTimeOut);
-
- Black.Raw = 0x00000000;
- White.Raw = 0x00FFFFFF;
-
- BootLogoUpdateProgress (
- White.Pixel,
- Black.Pixel,
- L"Start boot option",
- White.Pixel,
- (Timeout - TimeoutRemain) * 100 / Timeout,
- 0
- );
-}
-
diff --git a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.h b/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.h deleted file mode 100644 index 97ffbb5148..0000000000 --- a/OvmfPkg/Library/PlatformBootManagerLib/BdsPlatform.h +++ /dev/null @@ -1,195 +0,0 @@ -/** @file
- Platform BDS customizations include file.
-
- Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- BdsPlatform.h
-
-Abstract:
-
- Head file for BDS Platform specific code
-
-**/
-
-#ifndef _PLATFORM_SPECIFIC_BDS_PLATFORM_H_
-#define _PLATFORM_SPECIFIC_BDS_PLATFORM_H_
-
-
-#include <PiDxe.h>
-
-#include <IndustryStandard/Pci.h>
-#include <IndustryStandard/Acpi.h>
-#include <IndustryStandard/SmBios.h>
-#include <IndustryStandard/PeImage.h>
-
-#include <Library/DebugLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/BaseLib.h>
-#include <Library/PcdLib.h>
-#include <Library/PciLib.h>
-#include <Library/UefiBootManagerLib.h>
-#include <Library/BootLogoLib.h>
-#include <Library/HobLib.h>
-#include <Library/UefiLib.h>
-#include <Library/DxeServicesTableLib.h>
-#include <Library/DevicePathLib.h>
-#include <Library/IoLib.h>
-#include <Library/NvVarsFileLib.h>
-#include <Library/QemuFwCfgLib.h>
-#include <Library/QemuFwCfgS3Lib.h>
-#include <Library/QemuBootOrderLib.h>
-
-#include <Protocol/Decompress.h>
-#include <Protocol/PciIo.h>
-#include <Protocol/FirmwareVolume2.h>
-#include <Protocol/SimpleFileSystem.h>
-#include <Protocol/PciRootBridgeIo.h>
-#include <Protocol/S3SaveState.h>
-#include <Protocol/DxeSmmReadyToLock.h>
-#include <Protocol/LoadedImage.h>
-
-#include <Guid/Acpi.h>
-#include <Guid/SmBios.h>
-#include <Guid/Mps.h>
-#include <Guid/HobList.h>
-#include <Guid/GlobalVariable.h>
-#include <Guid/EventGroup.h>
-#include <Guid/DebugAgentGuid.h>
-
-#include <OvmfPlatforms.h>
-
-extern EFI_DEVICE_PATH_PROTOCOL *gPlatformConnectSequence[];
-extern ACPI_HID_DEVICE_PATH gPnpPs2KeyboardDeviceNode;
-extern ACPI_HID_DEVICE_PATH gPnp16550ComPortDeviceNode;
-extern UART_DEVICE_PATH gUartDeviceNode;
-extern VENDOR_DEVICE_PATH gTerminalTypeDeviceNode;
-
-#define PCI_DEVICE_PATH_NODE(Func, Dev) \
- { \
- { \
- HARDWARE_DEVICE_PATH, \
- HW_PCI_DP, \
- { \
- (UINT8) (sizeof (PCI_DEVICE_PATH)), \
- (UINT8) ((sizeof (PCI_DEVICE_PATH)) >> 8) \
- } \
- }, \
- (Func), \
- (Dev) \
- }
-
-#define PNPID_DEVICE_PATH_NODE(PnpId) \
- { \
- { \
- ACPI_DEVICE_PATH, \
- ACPI_DP, \
- { \
- (UINT8) (sizeof (ACPI_HID_DEVICE_PATH)), \
- (UINT8) ((sizeof (ACPI_HID_DEVICE_PATH)) >> 8) \
- }, \
- }, \
- EISA_PNP_ID((PnpId)), \
- 0 \
- }
-
-#define gPciIsaBridge \
- PCI_DEVICE_PATH_NODE(0, 0x1f)
-
-#define gP2PBridge \
- PCI_DEVICE_PATH_NODE(0, 0x1e)
-
-#define gPnpPs2Keyboard \
- PNPID_DEVICE_PATH_NODE(0x0303)
-
-#define gPnp16550ComPort \
- PNPID_DEVICE_PATH_NODE(0x0501)
-
-#define gUart \
- { \
- { \
- MESSAGING_DEVICE_PATH, \
- MSG_UART_DP, \
- { \
- (UINT8) (sizeof (UART_DEVICE_PATH)), \
- (UINT8) ((sizeof (UART_DEVICE_PATH)) >> 8) \
- } \
- }, \
- 0, \
- 115200, \
- 8, \
- 1, \
- 1 \
- }
-
-#define gPcAnsiTerminal \
- { \
- { \
- MESSAGING_DEVICE_PATH, \
- MSG_VENDOR_DP, \
- { \
- (UINT8) (sizeof (VENDOR_DEVICE_PATH)), \
- (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8) \
- } \
- }, \
- DEVICE_PATH_MESSAGING_PC_ANSI \
- }
-
-#define gEndEntire \
- { \
- END_DEVICE_PATH_TYPE, \
- END_ENTIRE_DEVICE_PATH_SUBTYPE, \
- { \
- END_DEVICE_PATH_LENGTH, \
- 0 \
- } \
- }
-
-#define PCI_CLASS_SCC 0x07
-#define PCI_SUBCLASS_SERIAL 0x00
-#define PCI_IF_16550 0x02
-#define IS_PCI_16550SERIAL(_p) IS_CLASS3 (_p, PCI_CLASS_SCC, PCI_SUBCLASS_SERIAL, PCI_IF_16550)
-#define IS_PCI_ISA_PDECODE(_p) IS_CLASS3 (_p, PCI_CLASS_BRIDGE, PCI_CLASS_BRIDGE_ISA_PDECODE, 0)
-
-typedef struct {
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- UINTN ConnectType;
-} PLATFORM_CONSOLE_CONNECT_ENTRY;
-
-#define CONSOLE_OUT BIT0
-#define CONSOLE_IN BIT1
-#define STD_ERROR BIT2
-extern PLATFORM_CONSOLE_CONNECT_ENTRY gPlatformConsole[];
-
-//
-// Platform BDS Functions
-//
-
-VOID
-PlatformInitializeConsole (
- IN PLATFORM_CONSOLE_CONNECT_ENTRY *PlatformConsole
- );
-
-/**
- Loads and boots UEFI Linux via the FwCfg interface.
-
- @retval EFI_NOT_FOUND - The Linux kernel was not found
-
-**/
-EFI_STATUS
-TryRunningQemuKernel (
- VOID
- );
-
-#endif // _PLATFORM_SPECIFIC_BDS_PLATFORM_H_
diff --git a/OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf b/OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf deleted file mode 100644 index 27789b7377..0000000000 --- a/OvmfPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf +++ /dev/null @@ -1,81 +0,0 @@ -## @file
-# Platform BDS customizations library.
-#
-# Copyright (c) 2007 - 2017, Intel Corporation. All rights reserved.<BR>
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = PlatformBootManagerLib
- FILE_GUID = FB65006C-AC9F-4992-AD80-184B2BDBBD83
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = PlatformBootManagerLib|DXE_DRIVER
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC
-#
-
-[Sources]
- BdsPlatform.c
- PlatformData.c
- QemuKernel.c
- BdsPlatform.h
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- IntelFrameworkModulePkg/IntelFrameworkModulePkg.dec
- SourceLevelDebugPkg/SourceLevelDebugPkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- MemoryAllocationLib
- UefiBootServicesTableLib
- BaseMemoryLib
- DebugLib
- PcdLib
- UefiBootManagerLib
- BootLogoLib
- DevicePathLib
- PciLib
- NvVarsFileLib
- QemuFwCfgLib
- QemuFwCfgS3Lib
- LoadLinuxLib
- QemuBootOrderLib
- UefiLib
-
-[Pcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdEmuVariableEvent
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfFlashVariablesEnable
- gUefiOvmfPkgTokenSpaceGuid.PcdOvmfHostBridgePciDevId
- gEfiMdePkgTokenSpaceGuid.PcdPlatformBootTimeOut
- gEfiIntelFrameworkModulePkgTokenSpaceGuid.PcdShellFile
-
-[Pcd.IA32, Pcd.X64]
- gEfiMdePkgTokenSpaceGuid.PcdFSBClock
-
-[Protocols]
- gEfiDecompressProtocolGuid
- gEfiPciRootBridgeIoProtocolGuid
- gEfiS3SaveStateProtocolGuid # PROTOCOL SOMETIMES_CONSUMED
- gEfiDxeSmmReadyToLockProtocolGuid # PROTOCOL SOMETIMES_PRODUCED
- gEfiLoadedImageProtocolGuid # PROTOCOL SOMETIMES_PRODUCED
- gEfiFirmwareVolume2ProtocolGuid # PROTOCOL SOMETIMES_CONSUMED
-
-[Guids]
- gEfiXenInfoGuid
- gEfiEndOfDxeEventGroupGuid
- gRootBridgesConnectedEventGroupGuid
diff --git a/OvmfPkg/Library/PlatformBootManagerLib/PlatformData.c b/OvmfPkg/Library/PlatformBootManagerLib/PlatformData.c deleted file mode 100644 index 82f294577e..0000000000 --- a/OvmfPkg/Library/PlatformBootManagerLib/PlatformData.c +++ /dev/null @@ -1,93 +0,0 @@ -/** @file
- Defined the platform specific device path which will be used by
- platform Bbd to perform the platform policy connect.
-
- Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "BdsPlatform.h"
-
-//
-// Debug Agent UART Device Path structure
-//
-#pragma pack(1)
-typedef struct {
- VENDOR_DEVICE_PATH VendorHardware;
- UART_DEVICE_PATH Uart;
- VENDOR_DEVICE_PATH TerminalType;
- EFI_DEVICE_PATH_PROTOCOL End;
-} VENDOR_UART_DEVICE_PATH;
-#pragma pack()
-
-ACPI_HID_DEVICE_PATH gPnpPs2KeyboardDeviceNode = gPnpPs2Keyboard;
-ACPI_HID_DEVICE_PATH gPnp16550ComPortDeviceNode = gPnp16550ComPort;
-UART_DEVICE_PATH gUartDeviceNode = gUart;
-VENDOR_DEVICE_PATH gTerminalTypeDeviceNode = gPcAnsiTerminal;
-
-//
-// Platform specific keyboard device path
-//
-
-
-//
-// Debug Agent UART Device Path
-//
-VENDOR_UART_DEVICE_PATH gDebugAgentUartDevicePath = {
- {
- {
- HARDWARE_DEVICE_PATH,
- HW_VENDOR_DP,
- {
- (UINT8) (sizeof (VENDOR_DEVICE_PATH)),
- (UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)
- }
- },
- EFI_DEBUG_AGENT_GUID,
- },
- {
- {
- MESSAGING_DEVICE_PATH,
- MSG_UART_DP,
- {
- (UINT8) (sizeof (UART_DEVICE_PATH)),
- (UINT8) ((sizeof (UART_DEVICE_PATH)) >> 8)
- }
- },
- 0, // Reserved
- 0, // BaudRate - Default
- 0, // DataBits - Default
- 0, // Parity - Default
- 0, // StopBits - Default
- },
- gPcAnsiTerminal,
- gEndEntire
-};
-
-
-//
-// Predefined platform default console device path
-//
-PLATFORM_CONSOLE_CONNECT_ENTRY gPlatformConsole[] = {
- {
- (EFI_DEVICE_PATH_PROTOCOL *) &gDebugAgentUartDevicePath,
- (CONSOLE_OUT | CONSOLE_IN | STD_ERROR)
- },
- {
- NULL,
- 0
- }
-};
-
-//
-// Predefined platform connect sequence
-//
-EFI_DEVICE_PATH_PROTOCOL *gPlatformConnectSequence[] = { NULL };
-
diff --git a/OvmfPkg/Library/PlatformBootManagerLib/QemuKernel.c b/OvmfPkg/Library/PlatformBootManagerLib/QemuKernel.c deleted file mode 100644 index ef728dfdeb..0000000000 --- a/OvmfPkg/Library/PlatformBootManagerLib/QemuKernel.c +++ /dev/null @@ -1,170 +0,0 @@ -/** @file
-
- Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Uefi.h>
-
-#include <Library/BaseLib.h>
-#include <Library/DebugLib.h>
-#include <Library/LoadLinuxLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/QemuFwCfgLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiLib.h>
-
-
-EFI_STATUS
-TryRunningQemuKernel (
- VOID
- )
-{
- EFI_STATUS Status;
- UINTN KernelSize;
- UINTN KernelInitialSize;
- VOID *KernelBuf;
- UINTN SetupSize;
- VOID *SetupBuf;
- UINTN CommandLineSize;
- CHAR8 *CommandLine;
- UINTN InitrdSize;
- VOID* InitrdData;
-
- SetupBuf = NULL;
- SetupSize = 0;
- KernelBuf = NULL;
- KernelInitialSize = 0;
- CommandLine = NULL;
- CommandLineSize = 0;
- InitrdData = NULL;
- InitrdSize = 0;
-
- if (!QemuFwCfgIsAvailable ()) {
- return EFI_NOT_FOUND;
- }
-
- QemuFwCfgSelectItem (QemuFwCfgItemKernelSize);
- KernelSize = (UINTN) QemuFwCfgRead64 ();
-
- QemuFwCfgSelectItem (QemuFwCfgItemKernelSetupSize);
- SetupSize = (UINTN) QemuFwCfgRead64 ();
-
- if (KernelSize == 0 || SetupSize == 0) {
- DEBUG ((EFI_D_INFO, "qemu -kernel was not used.\n"));
- return EFI_NOT_FOUND;
- }
-
- SetupBuf = LoadLinuxAllocateKernelSetupPages (EFI_SIZE_TO_PAGES (SetupSize));
- if (SetupBuf == NULL) {
- DEBUG ((EFI_D_ERROR, "Unable to allocate memory for kernel setup!\n"));
- return EFI_OUT_OF_RESOURCES;
- }
-
- DEBUG ((EFI_D_INFO, "Setup size: 0x%x\n", (UINT32) SetupSize));
- DEBUG ((EFI_D_INFO, "Reading kernel setup image ..."));
- QemuFwCfgSelectItem (QemuFwCfgItemKernelSetupData);
- QemuFwCfgReadBytes (SetupSize, SetupBuf);
- DEBUG ((EFI_D_INFO, " [done]\n"));
-
- Status = LoadLinuxCheckKernelSetup (SetupBuf, SetupSize);
- if (EFI_ERROR (Status)) {
- goto FreeAndReturn;
- }
-
- Status = LoadLinuxInitializeKernelSetup (SetupBuf);
- if (EFI_ERROR (Status)) {
- goto FreeAndReturn;
- }
-
- KernelInitialSize = LoadLinuxGetKernelSize (SetupBuf, KernelSize);
- if (KernelInitialSize == 0) {
- Status = EFI_UNSUPPORTED;
- goto FreeAndReturn;
- }
-
- KernelBuf = LoadLinuxAllocateKernelPages (
- SetupBuf,
- EFI_SIZE_TO_PAGES (KernelInitialSize));
- if (KernelBuf == NULL) {
- DEBUG ((EFI_D_ERROR, "Unable to allocate memory for kernel!\n"));
- Status = EFI_OUT_OF_RESOURCES;
- goto FreeAndReturn;
- }
-
- DEBUG ((EFI_D_INFO, "Kernel size: 0x%x\n", (UINT32) KernelSize));
- DEBUG ((EFI_D_INFO, "Reading kernel image ..."));
- QemuFwCfgSelectItem (QemuFwCfgItemKernelData);
- QemuFwCfgReadBytes (KernelSize, KernelBuf);
- DEBUG ((EFI_D_INFO, " [done]\n"));
-
- QemuFwCfgSelectItem (QemuFwCfgItemCommandLineSize);
- CommandLineSize = (UINTN) QemuFwCfgRead64 ();
-
- if (CommandLineSize > 0) {
- CommandLine = LoadLinuxAllocateCommandLinePages (
- EFI_SIZE_TO_PAGES (CommandLineSize));
- QemuFwCfgSelectItem (QemuFwCfgItemCommandLineData);
- QemuFwCfgReadBytes (CommandLineSize, CommandLine);
- } else {
- CommandLine = NULL;
- }
-
- Status = LoadLinuxSetCommandLine (SetupBuf, CommandLine);
- if (EFI_ERROR (Status)) {
- goto FreeAndReturn;
- }
-
- QemuFwCfgSelectItem (QemuFwCfgItemInitrdSize);
- InitrdSize = (UINTN) QemuFwCfgRead64 ();
-
- if (InitrdSize > 0) {
- InitrdData = LoadLinuxAllocateInitrdPages (
- SetupBuf,
- EFI_SIZE_TO_PAGES (InitrdSize)
- );
- DEBUG ((EFI_D_INFO, "Initrd size: 0x%x\n", (UINT32) InitrdSize));
- DEBUG ((EFI_D_INFO, "Reading initrd image ..."));
- QemuFwCfgSelectItem (QemuFwCfgItemInitrdData);
- QemuFwCfgReadBytes (InitrdSize, InitrdData);
- DEBUG ((EFI_D_INFO, " [done]\n"));
- } else {
- InitrdData = NULL;
- }
-
- Status = LoadLinuxSetInitrd (SetupBuf, InitrdData, InitrdSize);
- if (EFI_ERROR (Status)) {
- goto FreeAndReturn;
- }
-
- //
- // Signal the EVT_SIGNAL_READY_TO_BOOT event
- //
- EfiSignalEventReadyToBoot();
-
- Status = LoadLinux (KernelBuf, SetupBuf);
-
-FreeAndReturn:
- if (SetupBuf != NULL) {
- FreePages (SetupBuf, EFI_SIZE_TO_PAGES (SetupSize));
- }
- if (KernelBuf != NULL) {
- FreePages (KernelBuf, EFI_SIZE_TO_PAGES (KernelInitialSize));
- }
- if (CommandLine != NULL) {
- FreePages (CommandLine, EFI_SIZE_TO_PAGES (CommandLineSize));
- }
- if (InitrdData != NULL) {
- FreePages (InitrdData, EFI_SIZE_TO_PAGES (InitrdSize));
- }
-
- return Status;
-}
-
diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c b/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c deleted file mode 100644 index 44850a9dba..0000000000 --- a/OvmfPkg/Library/PlatformDebugLibIoPort/DebugLib.c +++ /dev/null @@ -1,287 +0,0 @@ -/** @file
- Base Debug library instance for QEMU debug port.
- It uses PrintLib to send debug messages to a fixed I/O port.
-
- Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
- Copyright (c) 2012, Red Hat, Inc.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Base.h>
-#include <Uefi.h>
-#include <Library/DebugLib.h>
-#include <Library/BaseLib.h>
-#include <Library/IoLib.h>
-#include <Library/PrintLib.h>
-#include <Library/PcdLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugPrintErrorLevelLib.h>
-
-//
-// Define the maximum debug and assert message length that this library supports
-//
-#define MAX_DEBUG_MESSAGE_LENGTH 0x100
-
-/**
- This constructor function does not have to do anything.
-
- @retval EFI_SUCCESS The constructor always returns RETURN_SUCCESS.
-
-**/
-RETURN_STATUS
-EFIAPI
-PlatformDebugLibIoPortConstructor (
- VOID
- )
-{
- return EFI_SUCCESS;
-}
-
-/**
- Prints a debug message to the debug output device if the specified error level is enabled.
-
- If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function
- GetDebugPrintErrorLevel (), then print the message specified by Format and the
- associated variable argument list to the debug output device.
-
- If Format is NULL, then ASSERT().
-
- @param ErrorLevel The error level of the debug message.
- @param Format Format string for the debug message to print.
- @param ... Variable argument list whose contents are accessed
- based on the format string specified by Format.
-
-**/
-VOID
-EFIAPI
-DebugPrint (
- IN UINTN ErrorLevel,
- IN CONST CHAR8 *Format,
- ...
- )
-{
- CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
- VA_LIST Marker;
- UINT8 *Ptr;
-
- //
- // If Format is NULL, then ASSERT().
- //
- ASSERT (Format != NULL);
-
- //
- // Check driver debug mask value and global mask
- //
- if ((ErrorLevel & GetDebugPrintErrorLevel ()) == 0) {
- return;
- }
-
- //
- // Convert the DEBUG() message to an ASCII String
- //
- VA_START (Marker, Format);
- AsciiVSPrint (Buffer, sizeof (Buffer), Format, Marker);
- VA_END (Marker);
-
- //
- // Send the print string to the debug I/O port
- //
- for (Ptr = (UINT8 *) Buffer; *Ptr; Ptr++) {
- IoWrite8 (PcdGet16(PcdDebugIoPort), *Ptr);
- }
-}
-
-
-/**
- Prints an assert message containing a filename, line number, and description.
- This may be followed by a breakpoint or a dead loop.
-
- Print a message of the form "ASSERT <FileName>(<LineNumber>): <Description>\n"
- to the debug output device. If DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED bit of
- PcdDebugProperyMask is set then CpuBreakpoint() is called. Otherwise, if
- DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED bit of PcdDebugProperyMask is set then
- CpuDeadLoop() is called. If neither of these bits are set, then this function
- returns immediately after the message is printed to the debug output device.
- DebugAssert() must actively prevent recursion. If DebugAssert() is called while
- processing another DebugAssert(), then DebugAssert() must return immediately.
-
- If FileName is NULL, then a <FileName> string of "(NULL) Filename" is printed.
- If Description is NULL, then a <Description> string of "(NULL) Description" is printed.
-
- @param FileName The pointer to the name of the source file that generated the assert condition.
- @param LineNumber The line number in the source file that generated the assert condition
- @param Description The pointer to the description of the assert condition.
-
-**/
-VOID
-EFIAPI
-DebugAssert (
- IN CONST CHAR8 *FileName,
- IN UINTN LineNumber,
- IN CONST CHAR8 *Description
- )
-{
- CHAR8 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
- UINT8 *Ptr;
-
- //
- // Generate the ASSERT() message in Ascii format
- //
- AsciiSPrint (Buffer, sizeof Buffer, "ASSERT %a(%Lu): %a\n", FileName,
- (UINT64)LineNumber, Description);
-
- //
- // Send the print string to the Console Output device
- //
- for (Ptr = (UINT8 *) Buffer; *Ptr; Ptr++) {
- IoWrite8 (PcdGet16(PcdDebugIoPort), *Ptr);
- }
-
- //
- // Generate a Breakpoint, DeadLoop, or NOP based on PCD settings
- //
- if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_BREAKPOINT_ENABLED) != 0) {
- CpuBreakpoint ();
- } else if ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_ASSERT_DEADLOOP_ENABLED) != 0) {
- CpuDeadLoop ();
- }
-}
-
-
-/**
- Fills a target buffer with PcdDebugClearMemoryValue, and returns the target buffer.
-
- This function fills Length bytes of Buffer with the value specified by
- PcdDebugClearMemoryValue, and returns Buffer.
-
- If Buffer is NULL, then ASSERT().
- If Length is greater than (MAX_ADDRESS - Buffer + 1), then ASSERT().
-
- @param Buffer The pointer to the target buffer to be filled with PcdDebugClearMemoryValue.
- @param Length The number of bytes in Buffer to fill with zeros PcdDebugClearMemoryValue.
-
- @return Buffer The pointer to the target buffer filled with PcdDebugClearMemoryValue.
-
-**/
-VOID *
-EFIAPI
-DebugClearMemory (
- OUT VOID *Buffer,
- IN UINTN Length
- )
-{
- //
- // If Buffer is NULL, then ASSERT().
- //
- ASSERT (Buffer != NULL);
-
- //
- // SetMem() checks for the the ASSERT() condition on Length and returns Buffer
- //
- return SetMem (Buffer, Length, PcdGet8(PcdDebugClearMemoryValue));
-}
-
-
-/**
- Returns TRUE if ASSERT() macros are enabled.
-
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of
- PcdDebugProperyMask is set. Otherwise FALSE is returned.
-
- @retval TRUE The DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of PcdDebugProperyMask is set.
- @retval FALSE The DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED bit of PcdDebugProperyMask is clear.
-
-**/
-BOOLEAN
-EFIAPI
-DebugAssertEnabled (
- VOID
- )
-{
- return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_ASSERT_ENABLED) != 0);
-}
-
-
-/**
- Returns TRUE if DEBUG() macros are enabled.
-
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of
- PcdDebugProperyMask is set. Otherwise FALSE is returned.
-
- @retval TRUE The DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of PcdDebugProperyMask is set.
- @retval FALSE The DEBUG_PROPERTY_DEBUG_PRINT_ENABLED bit of PcdDebugProperyMask is clear.
-
-**/
-BOOLEAN
-EFIAPI
-DebugPrintEnabled (
- VOID
- )
-{
- return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_PRINT_ENABLED) != 0);
-}
-
-
-/**
- Returns TRUE if DEBUG_CODE() macros are enabled.
-
- This function returns TRUE if the DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of
- PcdDebugProperyMask is set. Otherwise FALSE is returned.
-
- @retval TRUE The DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of PcdDebugProperyMask is set.
- @retval FALSE The DEBUG_PROPERTY_DEBUG_CODE_ENABLED bit of PcdDebugProperyMask is clear.
-
-**/
-BOOLEAN
-EFIAPI
-DebugCodeEnabled (
- VOID
- )
-{
- return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_DEBUG_CODE_ENABLED) != 0);
-}
-
-
-/**
- Returns TRUE if DEBUG_CLEAR_MEMORY() macro is enabled.
-
- This function returns TRUE if the DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of
- PcdDebugProperyMask is set. Otherwise FALSE is returned.
-
- @retval TRUE The DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of PcdDebugProperyMask is set.
- @retval FALSE The DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED bit of PcdDebugProperyMask is clear.
-
-**/
-BOOLEAN
-EFIAPI
-DebugClearMemoryEnabled (
- VOID
- )
-{
- return (BOOLEAN) ((PcdGet8(PcdDebugPropertyMask) & DEBUG_PROPERTY_CLEAR_MEMORY_ENABLED) != 0);
-}
-
-/**
- Returns TRUE if any one of the bit is set both in ErrorLevel and PcdFixedDebugPrintErrorLevel.
-
- This function compares the bit mask of ErrorLevel and PcdFixedDebugPrintErrorLevel.
-
- @retval TRUE Current ErrorLevel is supported.
- @retval FALSE Current ErrorLevel is not supported.
-
-**/
-BOOLEAN
-EFIAPI
-DebugPrintLevelEnabled (
- IN CONST UINTN ErrorLevel
- )
-{
- return (BOOLEAN) ((ErrorLevel & PcdGet32(PcdFixedDebugPrintErrorLevel)) != 0);
-}
diff --git a/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf b/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf deleted file mode 100644 index 0e74fe94cb..0000000000 --- a/OvmfPkg/Library/PlatformDebugLibIoPort/PlatformDebugLibIoPort.inf +++ /dev/null @@ -1,51 +0,0 @@ -## @file
-# Instance of Debug Library for the QEMU debug console port.
-# It uses Print Library to produce formatted output strings.
-#
-# Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR>
-# Copyright (c) 2012, Red Hat, Inc.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php.
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = PlatformDebugLibIoPort
- FILE_GUID = DF934DA3-CD31-49FE-AF50-B3C87C79325F
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = DebugLib
- CONSTRUCTOR = PlatformDebugLibIoPortConstructor
-
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC
-#
-
-[Sources]
- DebugLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseMemoryLib
- IoLib
- PcdLib
- PrintLib
- BaseLib
- DebugPrintErrorLevelLib
-
-[Pcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdDebugIoPort ## CONSUMES
- gEfiMdePkgTokenSpaceGuid.PcdDebugClearMemoryValue ## CONSUMES
- gEfiMdePkgTokenSpaceGuid.PcdDebugPropertyMask ## CONSUMES
- gEfiMdePkgTokenSpaceGuid.PcdFixedDebugPrintErrorLevel ## CONSUMES
-
diff --git a/OvmfPkg/Library/PlatformFvbLibNull/PlatformFvbLibNull.c b/OvmfPkg/Library/PlatformFvbLibNull/PlatformFvbLibNull.c deleted file mode 100644 index ea5da6e0d6..0000000000 --- a/OvmfPkg/Library/PlatformFvbLibNull/PlatformFvbLibNull.c +++ /dev/null @@ -1,89 +0,0 @@ -/** @file
- NULL PlatformFvbLib library instance
-
- Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "PiDxe.h"
-#include <Library/PlatformFvbLib.h>
-
-
-/**
- This function will be called following a call to the
- EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Read function.
-
- @param[in] This The EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL instance.
- @param[in] Lba The starting logical block index
- from which to read.
- @param[in] Offset Offset into the block at which to begin reading.
- @param[in] NumBytes The number of bytes read.
- @param[in] Buffer Pointer to the buffer that was read, and will be
- returned to the caller.
-
-**/
-VOID
-EFIAPI
-PlatformFvbDataRead (
- IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
- IN EFI_LBA Lba,
- IN UINTN Offset,
- IN UINTN NumBytes,
- IN UINT8 *Buffer
- )
-{
-}
-
-
-/**
- This function will be called following a call to the
- EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL Write function.
-
- @param[in] This EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL instance.
- @param[in] Lba The starting logical block index to written to.
- @param[in] Offset Offset into the block at which to begin writing.
- @param[in] NumBytes The number of bytes written.
- @param[in] Buffer Pointer to the buffer that was written.
-
-**/
-VOID
-EFIAPI
-PlatformFvbDataWritten (
- IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
- IN EFI_LBA Lba,
- IN UINTN Offset,
- IN UINTN NumBytes,
- IN UINT8 *Buffer
- )
-{
-}
-
-
-/**
- This function will be called following a call to the
- EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Erase function.
-
- @param This Indicates the EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL
- instance.
- @param List The variable argument list as documented for
- the EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL Erase
- function.
-
-**/
-VOID
-EFIAPI
-PlatformFvbBlocksErased (
- IN CONST EFI_FIRMWARE_VOLUME_BLOCK2_PROTOCOL *This,
- IN VA_LIST List
- )
-{
-}
-
-
diff --git a/OvmfPkg/Library/PlatformFvbLibNull/PlatformFvbLibNull.inf b/OvmfPkg/Library/PlatformFvbLibNull/PlatformFvbLibNull.inf deleted file mode 100644 index 5f51391e82..0000000000 --- a/OvmfPkg/Library/PlatformFvbLibNull/PlatformFvbLibNull.inf +++ /dev/null @@ -1,39 +0,0 @@ -## @file
-# NULL PlatformFvbLib library instance
-#
-# This library handles hooks for the EMU Variable FVB driver.
-#
-# Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = PlatformFvbLibNull
- FILE_GUID = 79263F9A-1701-4382-98C2-573F3558E6C8
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = PlatformFvbLib|DXE_RUNTIME_DRIVER
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC
-#
-
-[Sources]
- PlatformFvbLibNull.c
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- OvmfPkg/OvmfPkg.dec
-
diff --git a/OvmfPkg/Library/PlatformSecureLib/PlatformSecureLib.c b/OvmfPkg/Library/PlatformSecureLib/PlatformSecureLib.c deleted file mode 100644 index de0e4fa938..0000000000 --- a/OvmfPkg/Library/PlatformSecureLib/PlatformSecureLib.c +++ /dev/null @@ -1,40 +0,0 @@ -/** @file
- Provides a platform-specific method to enable Secure Boot Custom Mode setup.
-
- Copyright (c) 2006 - 2012, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-#include <Library/PcdLib.h>
-
-/**
-
- This function provides a platform-specific method to detect whether the platform
- is operating by a physically present user.
-
- Programmatic changing of platform security policy (such as disable Secure Boot,
- or switch between Standard/Custom Secure Boot mode) MUST NOT be possible during
- Boot Services or after exiting EFI Boot Services. Only a physically present user
- is allowed to perform these operations.
-
- NOTE THAT: This function cannot depend on any EFI Variable Service since they are
- not available when this function is called in AuthenticateVariable driver.
-
- @retval TRUE The platform is operated by a physically present user.
- @retval FALSE The platform is NOT operated by a physically present user.
-
-**/
-BOOLEAN
-EFIAPI
-UserPhysicalPresent (
- VOID
- )
-{
- return TRUE;
-}
diff --git a/OvmfPkg/Library/PlatformSecureLib/PlatformSecureLib.inf b/OvmfPkg/Library/PlatformSecureLib/PlatformSecureLib.inf deleted file mode 100644 index 267bc182b4..0000000000 --- a/OvmfPkg/Library/PlatformSecureLib/PlatformSecureLib.inf +++ /dev/null @@ -1,33 +0,0 @@ -## @file
-# Provides a platform-specific method to enable Secure Boot Custom Mode setup.
-#
-# Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = PlatformSecureLib
- FILE_GUID = 4204D78D-EDBF-4cee-BE80-3881457CF344
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = PlatformSecureLib|DXE_RUNTIME_DRIVER DXE_SMM_DRIVER DXE_DRIVER
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC
-#
-
-[Sources]
- PlatformSecureLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
diff --git a/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c b/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c deleted file mode 100644 index 70ba1619d1..0000000000 --- a/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.c +++ /dev/null @@ -1,313 +0,0 @@ -/** @file
- Map positions of extra PCI root buses to bus numbers.
-
- Copyright (C) 2015, Red Hat, Inc.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/DevicePathLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/OrderedCollectionLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Protocol/DevicePath.h>
-#include <Protocol/PciRootBridgeIo.h>
-
-#include "ExtraRootBusMap.h"
-
-//
-// The BusNumbers field is an array with Count elements. The elements increase
-// strictry monotonically. Zero is not an element (because the zero bus number
-// belongs to the "main" root bus, never to an extra root bus). Offset N in the
-// array maps the extra root bus with position (N+1) to its bus number (because
-// the root bus with position 0 is always the main root bus, therefore we don't
-// store it).
-//
-// If there are no extra root buses in the system, then Count is 0, and
-// BusNumbers is NULL.
-//
-struct EXTRA_ROOT_BUS_MAP_STRUCT {
- UINT32 *BusNumbers;
- UINTN Count;
-};
-
-
-/**
- An ORDERED_COLLECTION_USER_COMPARE function that compares root bridge
- protocol device paths based on UID.
-
- @param[in] UserStruct1 Pointer to the first ACPI_HID_DEVICE_PATH.
-
- @param[in] UserStruct2 Pointer to the second ACPI_HID_DEVICE_PATH.
-
- @retval <0 If UserStruct1 compares less than UserStruct2.
-
- @retval 0 If UserStruct1 compares equal to UserStruct2.
-
- @retval >0 If UserStruct1 compares greater than UserStruct2.
-**/
-STATIC
-INTN
-EFIAPI
-RootBridgePathCompare (
- IN CONST VOID *UserStruct1,
- IN CONST VOID *UserStruct2
- )
-{
- CONST ACPI_HID_DEVICE_PATH *Acpi1;
- CONST ACPI_HID_DEVICE_PATH *Acpi2;
-
- Acpi1 = UserStruct1;
- Acpi2 = UserStruct2;
-
- return Acpi1->UID < Acpi2->UID ? -1 :
- Acpi1->UID > Acpi2->UID ? 1 :
- 0;
-}
-
-
-/**
- An ORDERED_COLLECTION_KEY_COMPARE function that compares a root bridge
- protocol device path against a UID.
-
- @param[in] StandaloneKey Pointer to the bare UINT32 UID.
-
- @param[in] UserStruct Pointer to the ACPI_HID_DEVICE_PATH with the
- embedded UINT32 UID.
-
- @retval <0 If StandaloneKey compares less than UserStruct's key.
-
- @retval 0 If StandaloneKey compares equal to UserStruct's key.
-
- @retval >0 If StandaloneKey compares greater than UserStruct's key.
-**/
-STATIC
-INTN
-EFIAPI
-RootBridgePathKeyCompare (
- IN CONST VOID *StandaloneKey,
- IN CONST VOID *UserStruct
- )
-{
- CONST UINT32 *Uid;
- CONST ACPI_HID_DEVICE_PATH *Acpi;
-
- Uid = StandaloneKey;
- Acpi = UserStruct;
-
- return *Uid < Acpi->UID ? -1 :
- *Uid > Acpi->UID ? 1 :
- 0;
-}
-
-
-/**
- Create a structure that maps the relative positions of PCI root buses to bus
- numbers.
-
- In the "bootorder" fw_cfg file, QEMU refers to extra PCI root buses by their
- positions, in relative root bus number order, not by their actual PCI bus
- numbers. The ACPI HID device path nodes however that are associated with
- PciRootBridgeIo protocol instances in the system have their UID fields set to
- the bus numbers. Create a map that gives, for each extra PCI root bus's
- position (ie. "serial number") its actual PCI bus number.
-
- @param[out] ExtraRootBusMap The data structure implementing the map.
-
- @retval EFI_SUCCESS ExtraRootBusMap has been populated.
-
- @retval EFI_OUT_OF_RESOURCES Memory allocation failed.
-
- @retval EFI_ALREADY_STARTED A duplicate root bus number has been found in
- the system. (This should never happen.)
-
- @return Error codes returned by
- gBS->LocateHandleBuffer() and
- gBS->HandleProtocol().
-
-**/
-EFI_STATUS
-CreateExtraRootBusMap (
- OUT EXTRA_ROOT_BUS_MAP **ExtraRootBusMap
- )
-{
- EFI_STATUS Status;
- UINTN NumHandles;
- EFI_HANDLE *Handles;
- ORDERED_COLLECTION *Collection;
- EXTRA_ROOT_BUS_MAP *Map;
- UINTN Idx;
- ORDERED_COLLECTION_ENTRY *Entry, *Entry2;
-
- //
- // Handles and Collection are temporary / helper variables, while in Map we
- // build the return value.
- //
-
- Status = gBS->LocateHandleBuffer (ByProtocol,
- &gEfiPciRootBridgeIoProtocolGuid, NULL /* SearchKey */,
- &NumHandles, &Handles);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Collection = OrderedCollectionInit (RootBridgePathCompare,
- RootBridgePathKeyCompare);
- if (Collection == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto FreeHandles;
- }
-
- Map = AllocateZeroPool (sizeof *Map);
- if (Map == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto FreeCollection;
- }
-
- //
- // Collect the ACPI device path protocols of the root bridges.
- //
- for (Idx = 0; Idx < NumHandles; ++Idx) {
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
-
- Status = gBS->HandleProtocol (Handles[Idx], &gEfiDevicePathProtocolGuid,
- (VOID**)&DevicePath);
- if (EFI_ERROR (Status)) {
- goto FreeMap;
- }
-
- //
- // Examine if the device path is an ACPI HID one, and if so, if UID is
- // nonzero (ie. the root bridge that the bus number belongs to is "extra",
- // not the main one). In that case, link the device path into Collection.
- //
- if (DevicePathType (DevicePath) == ACPI_DEVICE_PATH &&
- DevicePathSubType (DevicePath) == ACPI_DP &&
- ((ACPI_HID_DEVICE_PATH *)DevicePath)->HID == EISA_PNP_ID(0x0A03) &&
- ((ACPI_HID_DEVICE_PATH *)DevicePath)->UID > 0) {
- Status = OrderedCollectionInsert (Collection, NULL, DevicePath);
- if (EFI_ERROR (Status)) {
- goto FreeMap;
- }
- ++Map->Count;
- }
- }
-
- if (Map->Count > 0) {
- //
- // At least one extra PCI root bus exists.
- //
- Map->BusNumbers = AllocatePool (Map->Count * sizeof *Map->BusNumbers);
- if (Map->BusNumbers == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- goto FreeMap;
- }
- }
-
- //
- // Now collect the bus numbers of the extra PCI root buses into Map.
- //
- Idx = 0;
- Entry = OrderedCollectionMin (Collection);
- while (Idx < Map->Count) {
- ACPI_HID_DEVICE_PATH *Acpi;
-
- ASSERT (Entry != NULL);
- Acpi = OrderedCollectionUserStruct (Entry);
- Map->BusNumbers[Idx] = Acpi->UID;
- DEBUG ((EFI_D_VERBOSE,
- "%a: extra bus position 0x%Lx maps to bus number (UID) 0x%x\n",
- __FUNCTION__, (UINT64)(Idx + 1), Acpi->UID));
- ++Idx;
- Entry = OrderedCollectionNext (Entry);
- }
- ASSERT (Entry == NULL);
-
- *ExtraRootBusMap = Map;
- Status = EFI_SUCCESS;
-
- //
- // Fall through in order to release temporaries.
- //
-
-FreeMap:
- if (EFI_ERROR (Status)) {
- if (Map->BusNumbers != NULL) {
- FreePool (Map->BusNumbers);
- }
- FreePool (Map);
- }
-
-FreeCollection:
- for (Entry = OrderedCollectionMin (Collection); Entry != NULL;
- Entry = Entry2) {
- Entry2 = OrderedCollectionNext (Entry);
- OrderedCollectionDelete (Collection, Entry, NULL);
- }
- OrderedCollectionUninit (Collection);
-
-FreeHandles:
- FreePool (Handles);
-
- return Status;
-}
-
-
-/**
- Release a map created with CreateExtraRootBusMap().
-
- @param[in] ExtraRootBusMap The map to release.
-*/
-VOID
-DestroyExtraRootBusMap (
- IN EXTRA_ROOT_BUS_MAP *ExtraRootBusMap
- )
-{
- if (ExtraRootBusMap->BusNumbers != NULL) {
- FreePool (ExtraRootBusMap->BusNumbers);
- }
- FreePool (ExtraRootBusMap);
-}
-
-/**
- Map the position (serial number) of an extra PCI root bus to its bus number.
-
- @param[in] ExtraRootBusMap The map created with CreateExtraRootBusMap();
-
- @param[in] RootBusPos The extra PCI root bus position to map.
-
- @param[out] RootBusNr The bus number belonging to the extra PCI root
- bus identified by RootBusPos.
-
- @retval EFI_INVALID_PARAMETER RootBusPos is zero. The zero position
- identifies the main root bus, whose bus number
- is always zero, and is therefore never
- maintained in ExtraRootBusMap.
-
- @retval EFI_NOT_FOUND RootBusPos is not found in ExtraRootBusMap.
-
- @retval EFI_SUCCESS Mapping successful.
-**/
-EFI_STATUS
-MapRootBusPosToBusNr (
- IN CONST EXTRA_ROOT_BUS_MAP *ExtraRootBusMap,
- IN UINT64 RootBusPos,
- OUT UINT32 *RootBusNr
- )
-{
- if (RootBusPos == 0) {
- return EFI_INVALID_PARAMETER;
- }
- if (RootBusPos > ExtraRootBusMap->Count) {
- return EFI_NOT_FOUND;
- }
- *RootBusNr = ExtraRootBusMap->BusNumbers[(UINTN)RootBusPos - 1];
- return EFI_SUCCESS;
-}
diff --git a/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.h b/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.h deleted file mode 100644 index e2dbc38ed8..0000000000 --- a/OvmfPkg/Library/QemuBootOrderLib/ExtraRootBusMap.h +++ /dev/null @@ -1,40 +0,0 @@ -/** @file
- Map positions of extra PCI root buses to bus numbers.
-
- Copyright (C) 2015, Red Hat, Inc.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#ifndef __EXTRA_ROOT_BUS_MAP_H__
-#define __EXTRA_ROOT_BUS_MAP_H__
-
-/**
- Incomplete ("opaque") data type implementing the map.
-**/
-typedef struct EXTRA_ROOT_BUS_MAP_STRUCT EXTRA_ROOT_BUS_MAP;
-
-EFI_STATUS
-CreateExtraRootBusMap (
- OUT EXTRA_ROOT_BUS_MAP **ExtraRootBusMap
- );
-
-VOID
-DestroyExtraRootBusMap (
- IN EXTRA_ROOT_BUS_MAP *ExtraRootBusMap
- );
-
-EFI_STATUS
-MapRootBusPosToBusNr (
- IN CONST EXTRA_ROOT_BUS_MAP *ExtraRootBusMap,
- IN UINT64 RootBusPos,
- OUT UINT32 *RootBusNr
- );
-
-#endif
diff --git a/OvmfPkg/Library/QemuBootOrderLib/QemuBootOrderLib.c b/OvmfPkg/Library/QemuBootOrderLib/QemuBootOrderLib.c deleted file mode 100644 index 567f6f92f4..0000000000 --- a/OvmfPkg/Library/QemuBootOrderLib/QemuBootOrderLib.c +++ /dev/null @@ -1,1944 +0,0 @@ -/** @file
- Rewrite the BootOrder NvVar based on QEMU's "bootorder" fw_cfg file.
-
- Copyright (C) 2012 - 2014, Red Hat, Inc.
- Copyright (c) 2013 - 2016, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/QemuFwCfgLib.h>
-#include <Library/DebugLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiBootManagerLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
-#include <Library/BaseLib.h>
-#include <Library/PrintLib.h>
-#include <Library/DevicePathLib.h>
-#include <Library/QemuBootOrderLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Guid/GlobalVariable.h>
-#include <Guid/VirtioMmioTransport.h>
-
-#include "ExtraRootBusMap.h"
-
-/**
- OpenFirmware to UEFI device path translation output buffer size in CHAR16's.
-**/
-#define TRANSLATION_OUTPUT_SIZE 0x100
-
-/**
- Output buffer size for OpenFirmware to UEFI device path fragment translation,
- in CHAR16's, for a sequence of PCI bridges.
-**/
-#define BRIDGE_TRANSLATION_OUTPUT_SIZE 0x40
-
-/**
- Numbers of nodes in OpenFirmware device paths that are required and examined.
-**/
-#define REQUIRED_PCI_OFW_NODES 2
-#define REQUIRED_MMIO_OFW_NODES 1
-#define EXAMINED_OFW_NODES 6
-
-
-/**
- Simple character classification routines, corresponding to POSIX class names
- and ASCII encoding.
-**/
-STATIC
-BOOLEAN
-IsAlnum (
- IN CHAR8 Chr
- )
-{
- return (('0' <= Chr && Chr <= '9') ||
- ('A' <= Chr && Chr <= 'Z') ||
- ('a' <= Chr && Chr <= 'z')
- );
-}
-
-
-STATIC
-BOOLEAN
-IsDriverNamePunct (
- IN CHAR8 Chr
- )
-{
- return (Chr == ',' || Chr == '.' || Chr == '_' ||
- Chr == '+' || Chr == '-'
- );
-}
-
-
-STATIC
-BOOLEAN
-IsPrintNotDelim (
- IN CHAR8 Chr
- )
-{
- return (32 <= Chr && Chr <= 126 &&
- Chr != '/' && Chr != '@' && Chr != ':');
-}
-
-
-/**
- Utility types and functions.
-**/
-typedef struct {
- CONST CHAR8 *Ptr; // not necessarily NUL-terminated
- UINTN Len; // number of non-NUL characters
-} SUBSTRING;
-
-
-/**
-
- Check if Substring and String have identical contents.
-
- The function relies on the restriction that a SUBSTRING cannot have embedded
- NULs either.
-
- @param[in] Substring The SUBSTRING input to the comparison.
-
- @param[in] String The ASCII string input to the comparison.
-
-
- @return Whether the inputs have identical contents.
-
-**/
-STATIC
-BOOLEAN
-SubstringEq (
- IN SUBSTRING Substring,
- IN CONST CHAR8 *String
- )
-{
- UINTN Pos;
- CONST CHAR8 *Chr;
-
- Pos = 0;
- Chr = String;
-
- while (Pos < Substring.Len && Substring.Ptr[Pos] == *Chr) {
- ++Pos;
- ++Chr;
- }
-
- return (BOOLEAN)(Pos == Substring.Len && *Chr == '\0');
-}
-
-
-/**
-
- Parse a comma-separated list of hexadecimal integers into the elements of an
- UINT64 array.
-
- Whitespace, "0x" prefixes, leading or trailing commas, sequences of commas,
- or an empty string are not allowed; they are rejected.
-
- The function relies on ASCII encoding.
-
- @param[in] UnitAddress The substring to parse.
-
- @param[out] Result The array, allocated by the caller, to receive
- the parsed values. This parameter may be NULL if
- NumResults is zero on input.
-
- @param[in out] NumResults On input, the number of elements allocated for
- Result. On output, the number of elements it has
- taken (or would have taken) to parse the string
- fully.
-
-
- @retval RETURN_SUCCESS UnitAddress has been fully parsed.
- NumResults is set to the number of parsed
- values; the corresponding elements have
- been set in Result. The rest of Result's
- elements are unchanged.
-
- @retval RETURN_BUFFER_TOO_SMALL UnitAddress has been fully parsed.
- NumResults is set to the number of parsed
- values, but elements have been stored only
- up to the input value of NumResults, which
- is less than what has been parsed.
-
- @retval RETURN_INVALID_PARAMETER Parse error. The contents of Results is
- indeterminate. NumResults has not been
- changed.
-
-**/
-STATIC
-RETURN_STATUS
-ParseUnitAddressHexList (
- IN SUBSTRING UnitAddress,
- OUT UINT64 *Result,
- IN OUT UINTN *NumResults
- )
-{
- UINTN Entry; // number of entry currently being parsed
- UINT64 EntryVal; // value being constructed for current entry
- CHAR8 PrevChr; // UnitAddress character previously checked
- UINTN Pos; // current position within UnitAddress
- RETURN_STATUS Status;
-
- Entry = 0;
- EntryVal = 0;
- PrevChr = ',';
-
- for (Pos = 0; Pos < UnitAddress.Len; ++Pos) {
- CHAR8 Chr;
- INT8 Val;
-
- Chr = UnitAddress.Ptr[Pos];
- Val = ('a' <= Chr && Chr <= 'f') ? (Chr - 'a' + 10) :
- ('A' <= Chr && Chr <= 'F') ? (Chr - 'A' + 10) :
- ('0' <= Chr && Chr <= '9') ? (Chr - '0' ) :
- -1;
-
- if (Val >= 0) {
- if (EntryVal > 0xFFFFFFFFFFFFFFFull) {
- return RETURN_INVALID_PARAMETER;
- }
- EntryVal = LShiftU64 (EntryVal, 4) | Val;
- } else if (Chr == ',') {
- if (PrevChr == ',') {
- return RETURN_INVALID_PARAMETER;
- }
- if (Entry < *NumResults) {
- Result[Entry] = EntryVal;
- }
- ++Entry;
- EntryVal = 0;
- } else {
- return RETURN_INVALID_PARAMETER;
- }
-
- PrevChr = Chr;
- }
-
- if (PrevChr == ',') {
- return RETURN_INVALID_PARAMETER;
- }
- if (Entry < *NumResults) {
- Result[Entry] = EntryVal;
- Status = RETURN_SUCCESS;
- } else {
- Status = RETURN_BUFFER_TOO_SMALL;
- }
- ++Entry;
-
- *NumResults = Entry;
- return Status;
-}
-
-
-/**
- A simple array of Boot Option ID's.
-**/
-typedef struct {
- UINT16 *Data;
- UINTN Allocated;
- UINTN Produced;
-} BOOT_ORDER;
-
-
-/**
- Array element tracking an enumerated boot option that has the
- LOAD_OPTION_ACTIVE attribute.
-**/
-typedef struct {
- CONST EFI_BOOT_MANAGER_LOAD_OPTION *BootOption; // reference only, no
- // ownership
- BOOLEAN Appended; // has been added to a
- // BOOT_ORDER?
-} ACTIVE_OPTION;
-
-
-/**
-
- Append an active boot option to BootOrder, reallocating the latter if needed.
-
- @param[in out] BootOrder The structure pointing to the array and holding
- allocation and usage counters.
-
- @param[in] ActiveOption The active boot option whose ID should be
- appended to the array.
-
-
- @retval RETURN_SUCCESS ID of ActiveOption appended.
-
- @retval RETURN_OUT_OF_RESOURCES Memory reallocation failed.
-
-**/
-STATIC
-RETURN_STATUS
-BootOrderAppend (
- IN OUT BOOT_ORDER *BootOrder,
- IN OUT ACTIVE_OPTION *ActiveOption
- )
-{
- if (BootOrder->Produced == BootOrder->Allocated) {
- UINTN AllocatedNew;
- UINT16 *DataNew;
-
- ASSERT (BootOrder->Allocated > 0);
- AllocatedNew = BootOrder->Allocated * 2;
- DataNew = ReallocatePool (
- BootOrder->Allocated * sizeof (*BootOrder->Data),
- AllocatedNew * sizeof (*DataNew),
- BootOrder->Data
- );
- if (DataNew == NULL) {
- return RETURN_OUT_OF_RESOURCES;
- }
- BootOrder->Allocated = AllocatedNew;
- BootOrder->Data = DataNew;
- }
-
- BootOrder->Data[BootOrder->Produced++] =
- (UINT16) ActiveOption->BootOption->OptionNumber;
- ActiveOption->Appended = TRUE;
- return RETURN_SUCCESS;
-}
-
-
-/**
-
- Create an array of ACTIVE_OPTION elements for a boot option array.
-
- @param[in] BootOptions A boot option array, created with
- EfiBootManagerRefreshAllBootOption () and
- EfiBootManagerGetLoadOptions ().
-
- @param[in] BootOptionCount The number of elements in BootOptions.
-
- @param[out] ActiveOption Pointer to the first element in the new array.
- The caller is responsible for freeing the array
- with FreePool() after use.
-
- @param[out] Count Number of elements in the new array.
-
-
- @retval RETURN_SUCCESS The ActiveOption array has been created.
-
- @retval RETURN_NOT_FOUND No active entry has been found in
- BootOptions.
-
- @retval RETURN_OUT_OF_RESOURCES Memory allocation failed.
-
-**/
-STATIC
-RETURN_STATUS
-CollectActiveOptions (
- IN CONST EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions,
- IN UINTN BootOptionCount,
- OUT ACTIVE_OPTION **ActiveOption,
- OUT UINTN *Count
- )
-{
- UINTN Index;
- UINTN ScanMode;
-
- *ActiveOption = NULL;
-
- //
- // Scan the list twice:
- // - count active entries,
- // - store links to active entries.
- //
- for (ScanMode = 0; ScanMode < 2; ++ScanMode) {
- *Count = 0;
- for (Index = 0; Index < BootOptionCount; Index++) {
- if ((BootOptions[Index].Attributes & LOAD_OPTION_ACTIVE) != 0) {
- if (ScanMode == 1) {
- (*ActiveOption)[*Count].BootOption = &BootOptions[Index];
- (*ActiveOption)[*Count].Appended = FALSE;
- }
- ++*Count;
- }
- }
-
- if (ScanMode == 0) {
- if (*Count == 0) {
- return RETURN_NOT_FOUND;
- }
- *ActiveOption = AllocatePool (*Count * sizeof **ActiveOption);
- if (*ActiveOption == NULL) {
- return RETURN_OUT_OF_RESOURCES;
- }
- }
- }
- return RETURN_SUCCESS;
-}
-
-
-/**
- OpenFirmware device path node
-**/
-typedef struct {
- SUBSTRING DriverName;
- SUBSTRING UnitAddress;
- SUBSTRING DeviceArguments;
-} OFW_NODE;
-
-
-/**
-
- Parse an OpenFirmware device path node into the caller-allocated OFW_NODE
- structure, and advance in the input string.
-
- The node format is mostly parsed after IEEE 1275-1994, 3.2.1.1 "Node names"
- (a leading slash is expected and not returned):
-
- /driver-name@unit-address[:device-arguments][<LF>]
-
- A single trailing <LF> character is consumed but not returned. A trailing
- <LF> or NUL character terminates the device path.
-
- The function relies on ASCII encoding.
-
- @param[in out] Ptr Address of the pointer pointing to the start of the
- node string. After successful parsing *Ptr is set to
- the byte immediately following the consumed
- characters. On error it points to the byte that
- caused the error. The input string is never modified.
-
- @param[out] OfwNode The members of this structure point into the input
- string, designating components of the node.
- Separators are never included. If "device-arguments"
- is missing, then DeviceArguments.Ptr is set to NULL.
- All components that are present have nonzero length.
-
- If the call doesn't succeed, the contents of this
- structure is indeterminate.
-
- @param[out] IsFinal In case of successul parsing, this parameter signals
- whether the node just parsed is the final node in the
- device path. The call after a final node will attempt
- to start parsing the next path. If the call doesn't
- succeed, then this parameter is not changed.
-
-
- @retval RETURN_SUCCESS Parsing successful.
-
- @retval RETURN_NOT_FOUND Parsing terminated. *Ptr was (and is)
- pointing to an empty string.
-
- @retval RETURN_INVALID_PARAMETER Parse error.
-
-**/
-STATIC
-RETURN_STATUS
-ParseOfwNode (
- IN OUT CONST CHAR8 **Ptr,
- OUT OFW_NODE *OfwNode,
- OUT BOOLEAN *IsFinal
- )
-{
- //
- // A leading slash is expected. End of string is tolerated.
- //
- switch (**Ptr) {
- case '\0':
- return RETURN_NOT_FOUND;
-
- case '/':
- ++*Ptr;
- break;
-
- default:
- return RETURN_INVALID_PARAMETER;
- }
-
- //
- // driver-name
- //
- OfwNode->DriverName.Ptr = *Ptr;
- OfwNode->DriverName.Len = 0;
- while (OfwNode->DriverName.Len < 32 &&
- (IsAlnum (**Ptr) || IsDriverNamePunct (**Ptr))
- ) {
- ++*Ptr;
- ++OfwNode->DriverName.Len;
- }
-
- if (OfwNode->DriverName.Len == 0 || OfwNode->DriverName.Len == 32) {
- return RETURN_INVALID_PARAMETER;
- }
-
-
- //
- // unit-address
- //
- if (**Ptr != '@') {
- return RETURN_INVALID_PARAMETER;
- }
- ++*Ptr;
-
- OfwNode->UnitAddress.Ptr = *Ptr;
- OfwNode->UnitAddress.Len = 0;
- while (IsPrintNotDelim (**Ptr)) {
- ++*Ptr;
- ++OfwNode->UnitAddress.Len;
- }
-
- if (OfwNode->UnitAddress.Len == 0) {
- return RETURN_INVALID_PARAMETER;
- }
-
-
- //
- // device-arguments, may be omitted
- //
- OfwNode->DeviceArguments.Len = 0;
- if (**Ptr == ':') {
- ++*Ptr;
- OfwNode->DeviceArguments.Ptr = *Ptr;
-
- while (IsPrintNotDelim (**Ptr)) {
- ++*Ptr;
- ++OfwNode->DeviceArguments.Len;
- }
-
- if (OfwNode->DeviceArguments.Len == 0) {
- return RETURN_INVALID_PARAMETER;
- }
- }
- else {
- OfwNode->DeviceArguments.Ptr = NULL;
- }
-
- switch (**Ptr) {
- case '\n':
- ++*Ptr;
- //
- // fall through
- //
-
- case '\0':
- *IsFinal = TRUE;
- break;
-
- case '/':
- *IsFinal = FALSE;
- break;
-
- default:
- return RETURN_INVALID_PARAMETER;
- }
-
- DEBUG ((
- DEBUG_VERBOSE,
- "%a: DriverName=\"%.*a\" UnitAddress=\"%.*a\" DeviceArguments=\"%.*a\"\n",
- __FUNCTION__,
- OfwNode->DriverName.Len, OfwNode->DriverName.Ptr,
- OfwNode->UnitAddress.Len, OfwNode->UnitAddress.Ptr,
- OfwNode->DeviceArguments.Len,
- OfwNode->DeviceArguments.Ptr == NULL ? "" : OfwNode->DeviceArguments.Ptr
- ));
- return RETURN_SUCCESS;
-}
-
-
-/**
-
- Translate a PCI-like array of OpenFirmware device nodes to a UEFI device path
- fragment.
-
- @param[in] OfwNode Array of OpenFirmware device nodes to
- translate, constituting the beginning of an
- OpenFirmware device path.
-
- @param[in] NumNodes Number of elements in OfwNode.
-
- @param[in] ExtraPciRoots An EXTRA_ROOT_BUS_MAP object created with
- CreateExtraRootBusMap(), to be used for
- translating positions of extra root buses to
- bus numbers.
-
- @param[out] Translated Destination array receiving the UEFI path
- fragment, allocated by the caller. If the
- return value differs from RETURN_SUCCESS, its
- contents is indeterminate.
-
- @param[in out] TranslatedSize On input, the number of CHAR16's in
- Translated. On RETURN_SUCCESS this parameter
- is assigned the number of non-NUL CHAR16's
- written to Translated. In case of other return
- values, TranslatedSize is indeterminate.
-
-
- @retval RETURN_SUCCESS Translation successful.
-
- @retval RETURN_BUFFER_TOO_SMALL The translation does not fit into the number
- of bytes provided.
-
- @retval RETURN_UNSUPPORTED The array of OpenFirmware device nodes can't
- be translated in the current implementation.
-
- @retval RETURN_PROTOCOL_ERROR The initial OpenFirmware node refers to an
- extra PCI root bus (by serial number) that
- is invalid according to ExtraPciRoots.
-
-**/
-STATIC
-RETURN_STATUS
-TranslatePciOfwNodes (
- IN CONST OFW_NODE *OfwNode,
- IN UINTN NumNodes,
- IN CONST EXTRA_ROOT_BUS_MAP *ExtraPciRoots,
- OUT CHAR16 *Translated,
- IN OUT UINTN *TranslatedSize
- )
-{
- UINT32 PciRoot;
- CHAR8 *Comma;
- UINTN FirstNonBridge;
- CHAR16 Bridges[BRIDGE_TRANSLATION_OUTPUT_SIZE];
- UINTN BridgesLen;
- UINT64 PciDevFun[2];
- UINTN NumEntries;
- UINTN Written;
-
- //
- // Resolve the PCI root bus number.
- //
- // The initial OFW node for the main root bus (ie. bus number 0) is:
- //
- // /pci@i0cf8
- //
- // For extra root buses, the initial OFW node is
- //
- // /pci@i0cf8,4
- // ^
- // root bus serial number (not PCI bus number)
- //
- if (NumNodes < REQUIRED_PCI_OFW_NODES ||
- !SubstringEq (OfwNode[0].DriverName, "pci")
- ) {
- return RETURN_UNSUPPORTED;
- }
-
- PciRoot = 0;
- Comma = ScanMem8 (OfwNode[0].UnitAddress.Ptr, OfwNode[0].UnitAddress.Len,
- ',');
- if (Comma != NULL) {
- SUBSTRING PciRootSerialSubString;
- UINT64 PciRootSerial;
-
- //
- // Parse the root bus serial number from the unit address after the comma.
- //
- PciRootSerialSubString.Ptr = Comma + 1;
- PciRootSerialSubString.Len = OfwNode[0].UnitAddress.Len -
- (PciRootSerialSubString.Ptr -
- OfwNode[0].UnitAddress.Ptr);
- NumEntries = 1;
- if (RETURN_ERROR (ParseUnitAddressHexList (PciRootSerialSubString,
- &PciRootSerial, &NumEntries))) {
- return RETURN_UNSUPPORTED;
- }
-
- //
- // Map the extra root bus's serial number to its actual bus number.
- //
- if (EFI_ERROR (MapRootBusPosToBusNr (ExtraPciRoots, PciRootSerial,
- &PciRoot))) {
- return RETURN_PROTOCOL_ERROR;
- }
- }
-
- //
- // Translate a sequence of PCI bridges. For each bridge, the OFW node is:
- //
- // pci-bridge@1e[,0]
- // ^ ^
- // PCI slot & function on the parent, holding the bridge
- //
- // and the UEFI device path node is:
- //
- // Pci(0x1E,0x0)
- //
- FirstNonBridge = 1;
- Bridges[0] = L'\0';
- BridgesLen = 0;
- do {
- UINT64 BridgeDevFun[2];
- UINTN BridgesFreeBytes;
-
- if (!SubstringEq (OfwNode[FirstNonBridge].DriverName, "pci-bridge")) {
- break;
- }
-
- BridgeDevFun[1] = 0;
- NumEntries = sizeof BridgeDevFun / sizeof BridgeDevFun[0];
- if (ParseUnitAddressHexList (OfwNode[FirstNonBridge].UnitAddress,
- BridgeDevFun, &NumEntries) != RETURN_SUCCESS) {
- return RETURN_UNSUPPORTED;
- }
-
- BridgesFreeBytes = sizeof Bridges - BridgesLen * sizeof Bridges[0];
- Written = UnicodeSPrintAsciiFormat (Bridges + BridgesLen, BridgesFreeBytes,
- "/Pci(0x%Lx,0x%Lx)", BridgeDevFun[0], BridgeDevFun[1]);
- BridgesLen += Written;
-
- //
- // There's no way to differentiate between "completely used up without
- // truncation" and "truncated", so treat the former as the latter.
- //
- if (BridgesLen + 1 == BRIDGE_TRANSLATION_OUTPUT_SIZE) {
- return RETURN_UNSUPPORTED;
- }
-
- ++FirstNonBridge;
- } while (FirstNonBridge < NumNodes);
-
- if (FirstNonBridge == NumNodes) {
- return RETURN_UNSUPPORTED;
- }
-
- //
- // Parse the OFW nodes starting with the first non-bridge node.
- //
- PciDevFun[1] = 0;
- NumEntries = ARRAY_SIZE (PciDevFun);
- if (ParseUnitAddressHexList (
- OfwNode[FirstNonBridge].UnitAddress,
- PciDevFun,
- &NumEntries
- ) != RETURN_SUCCESS
- ) {
- return RETURN_UNSUPPORTED;
- }
-
- if (NumNodes >= FirstNonBridge + 3 &&
- SubstringEq (OfwNode[FirstNonBridge + 0].DriverName, "ide") &&
- SubstringEq (OfwNode[FirstNonBridge + 1].DriverName, "drive") &&
- SubstringEq (OfwNode[FirstNonBridge + 2].DriverName, "disk")
- ) {
- //
- // OpenFirmware device path (IDE disk, IDE CD-ROM):
- //
- // /pci@i0cf8/ide@1,1/drive@0/disk@0
- // ^ ^ ^ ^ ^
- // | | | | master or slave
- // | | | primary or secondary
- // | PCI slot & function holding IDE controller
- // PCI root at system bus port, PIO
- //
- // UEFI device path:
- //
- // PciRoot(0x0)/Pci(0x1,0x1)/Ata(Primary,Master,0x0)
- // ^
- // fixed LUN
- //
- UINT64 Secondary;
- UINT64 Slave;
-
- NumEntries = 1;
- if (ParseUnitAddressHexList (
- OfwNode[FirstNonBridge + 1].UnitAddress,
- &Secondary,
- &NumEntries
- ) != RETURN_SUCCESS ||
- Secondary > 1 ||
- ParseUnitAddressHexList (
- OfwNode[FirstNonBridge + 2].UnitAddress,
- &Slave,
- &NumEntries // reuse after previous single-element call
- ) != RETURN_SUCCESS ||
- Slave > 1
- ) {
- return RETURN_UNSUPPORTED;
- }
-
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "PciRoot(0x%x)%s/Pci(0x%Lx,0x%Lx)/Ata(%a,%a,0x0)",
- PciRoot,
- Bridges,
- PciDevFun[0],
- PciDevFun[1],
- Secondary ? "Secondary" : "Primary",
- Slave ? "Slave" : "Master"
- );
- } else if (NumNodes >= FirstNonBridge + 3 &&
- SubstringEq (OfwNode[FirstNonBridge + 0].DriverName, "pci8086,2922") &&
- SubstringEq (OfwNode[FirstNonBridge + 1].DriverName, "drive") &&
- SubstringEq (OfwNode[FirstNonBridge + 2].DriverName, "disk")
- ) {
- //
- // OpenFirmware device path (Q35 SATA disk and CD-ROM):
- //
- // /pci@i0cf8/pci8086,2922@1f,2/drive@1/disk@0
- // ^ ^ ^ ^ ^
- // | | | | device number (fixed 0)
- // | | | channel (port) number
- // | PCI slot & function holding SATA HBA
- // PCI root at system bus port, PIO
- //
- // UEFI device path:
- //
- // PciRoot(0x0)/Pci(0x1F,0x2)/Sata(0x1,0xFFFF,0x0)
- // ^ ^ ^
- // | | LUN (always 0 on Q35)
- // | port multiplier port number,
- // | always 0xFFFF on Q35
- // channel (port) number
- //
- UINT64 Channel;
-
- NumEntries = 1;
- if (RETURN_ERROR (ParseUnitAddressHexList (
- OfwNode[FirstNonBridge + 1].UnitAddress, &Channel,
- &NumEntries))) {
- return RETURN_UNSUPPORTED;
- }
-
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "PciRoot(0x%x)%s/Pci(0x%Lx,0x%Lx)/Sata(0x%Lx,0xFFFF,0x0)",
- PciRoot,
- Bridges,
- PciDevFun[0],
- PciDevFun[1],
- Channel
- );
- } else if (NumNodes >= FirstNonBridge + 3 &&
- SubstringEq (OfwNode[FirstNonBridge + 0].DriverName, "isa") &&
- SubstringEq (OfwNode[FirstNonBridge + 1].DriverName, "fdc") &&
- SubstringEq (OfwNode[FirstNonBridge + 2].DriverName, "floppy")
- ) {
- //
- // OpenFirmware device path (floppy disk):
- //
- // /pci@i0cf8/isa@1/fdc@03f0/floppy@0
- // ^ ^ ^ ^
- // | | | A: or B:
- // | | ISA controller io-port (hex)
- // | PCI slot holding ISA controller
- // PCI root at system bus port, PIO
- //
- // UEFI device path:
- //
- // PciRoot(0x0)/Pci(0x1,0x0)/Floppy(0x0)
- // ^
- // ACPI UID
- //
- UINT64 AcpiUid;
-
- NumEntries = 1;
- if (ParseUnitAddressHexList (
- OfwNode[FirstNonBridge + 2].UnitAddress,
- &AcpiUid,
- &NumEntries
- ) != RETURN_SUCCESS ||
- AcpiUid > 1
- ) {
- return RETURN_UNSUPPORTED;
- }
-
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "PciRoot(0x%x)%s/Pci(0x%Lx,0x%Lx)/Floppy(0x%Lx)",
- PciRoot,
- Bridges,
- PciDevFun[0],
- PciDevFun[1],
- AcpiUid
- );
- } else if (NumNodes >= FirstNonBridge + 2 &&
- SubstringEq (OfwNode[FirstNonBridge + 0].DriverName, "scsi") &&
- SubstringEq (OfwNode[FirstNonBridge + 1].DriverName, "disk")
- ) {
- //
- // OpenFirmware device path (virtio-blk disk):
- //
- // /pci@i0cf8/scsi@6[,3]/disk@0,0
- // ^ ^ ^ ^ ^
- // | | | fixed
- // | | PCI function corresponding to disk (optional)
- // | PCI slot holding disk
- // PCI root at system bus port, PIO
- //
- // UEFI device path prefix:
- //
- // PciRoot(0x0)/Pci(0x6,0x0) -- if PCI function is 0 or absent
- // PciRoot(0x0)/Pci(0x6,0x3) -- if PCI function is present and nonzero
- //
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "PciRoot(0x%x)%s/Pci(0x%Lx,0x%Lx)",
- PciRoot,
- Bridges,
- PciDevFun[0],
- PciDevFun[1]
- );
- } else if (NumNodes >= FirstNonBridge + 3 &&
- SubstringEq (OfwNode[FirstNonBridge + 0].DriverName, "scsi") &&
- SubstringEq (OfwNode[FirstNonBridge + 1].DriverName, "channel") &&
- SubstringEq (OfwNode[FirstNonBridge + 2].DriverName, "disk")
- ) {
- //
- // OpenFirmware device path (virtio-scsi disk):
- //
- // /pci@i0cf8/scsi@7[,3]/channel@0/disk@2,3
- // ^ ^ ^ ^ ^
- // | | | | LUN
- // | | | target
- // | | channel (unused, fixed 0)
- // | PCI slot[, function] holding SCSI controller
- // PCI root at system bus port, PIO
- //
- // UEFI device path prefix:
- //
- // PciRoot(0x0)/Pci(0x7,0x0)/Scsi(0x2,0x3)
- // -- if PCI function is 0 or absent
- // PciRoot(0x0)/Pci(0x7,0x3)/Scsi(0x2,0x3)
- // -- if PCI function is present and nonzero
- //
- UINT64 TargetLun[2];
-
- TargetLun[1] = 0;
- NumEntries = ARRAY_SIZE (TargetLun);
- if (ParseUnitAddressHexList (
- OfwNode[FirstNonBridge + 2].UnitAddress,
- TargetLun,
- &NumEntries
- ) != RETURN_SUCCESS
- ) {
- return RETURN_UNSUPPORTED;
- }
-
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "PciRoot(0x%x)%s/Pci(0x%Lx,0x%Lx)/Scsi(0x%Lx,0x%Lx)",
- PciRoot,
- Bridges,
- PciDevFun[0],
- PciDevFun[1],
- TargetLun[0],
- TargetLun[1]
- );
- } else if (NumNodes >= FirstNonBridge + 2 &&
- SubstringEq (OfwNode[FirstNonBridge + 0].DriverName, "pci8086,5845") &&
- SubstringEq (OfwNode[FirstNonBridge + 1].DriverName, "namespace")
- ) {
- //
- // OpenFirmware device path (NVMe device):
- //
- // /pci@i0cf8/pci8086,5845@6[,1]/namespace@1,0
- // ^ ^ ^ ^ ^
- // | | | | Extended Unique Identifier
- // | | | | (EUI-64), big endian interp.
- // | | | namespace ID
- // | PCI slot & function holding NVMe controller
- // PCI root at system bus port, PIO
- //
- // UEFI device path:
- //
- // PciRoot(0x0)/Pci(0x6,0x1)/NVMe(0x1,00-00-00-00-00-00-00-00)
- // ^ ^
- // | octets of the EUI-64
- // | in address order
- // namespace ID
- //
- UINT64 Namespace[2];
- UINTN RequiredEntries;
- UINT8 *Eui64;
-
- RequiredEntries = ARRAY_SIZE (Namespace);
- NumEntries = RequiredEntries;
- if (ParseUnitAddressHexList (
- OfwNode[FirstNonBridge + 1].UnitAddress,
- Namespace,
- &NumEntries
- ) != RETURN_SUCCESS ||
- NumEntries != RequiredEntries ||
- Namespace[0] == 0 ||
- Namespace[0] >= MAX_UINT32
- ) {
- return RETURN_UNSUPPORTED;
- }
-
- Eui64 = (UINT8 *)&Namespace[1];
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "PciRoot(0x%x)%s/Pci(0x%Lx,0x%Lx)/"
- "NVMe(0x%Lx,%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x)",
- PciRoot,
- Bridges,
- PciDevFun[0],
- PciDevFun[1],
- Namespace[0],
- Eui64[7], Eui64[6], Eui64[5], Eui64[4],
- Eui64[3], Eui64[2], Eui64[1], Eui64[0]
- );
- } else {
- //
- // Generic OpenFirmware device path for PCI devices:
- //
- // /pci@i0cf8/ethernet@3[,2]
- // ^ ^
- // | PCI slot[, function] holding Ethernet card
- // PCI root at system bus port, PIO
- //
- // UEFI device path prefix (dependent on presence of nonzero PCI function):
- //
- // PciRoot(0x0)/Pci(0x3,0x0)
- // PciRoot(0x0)/Pci(0x3,0x2)
- //
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "PciRoot(0x%x)%s/Pci(0x%Lx,0x%Lx)",
- PciRoot,
- Bridges,
- PciDevFun[0],
- PciDevFun[1]
- );
- }
-
- //
- // There's no way to differentiate between "completely used up without
- // truncation" and "truncated", so treat the former as the latter, and return
- // success only for "some room left unused".
- //
- if (Written + 1 < *TranslatedSize) {
- *TranslatedSize = Written;
- return RETURN_SUCCESS;
- }
-
- return RETURN_BUFFER_TOO_SMALL;
-}
-
-
-//
-// A type providing easy raw access to the base address of a virtio-mmio
-// transport.
-//
-typedef union {
- UINT64 Uint64;
- UINT8 Raw[8];
-} VIRTIO_MMIO_BASE_ADDRESS;
-
-
-/**
-
- Translate an MMIO-like array of OpenFirmware device nodes to a UEFI device
- path fragment.
-
- @param[in] OfwNode Array of OpenFirmware device nodes to
- translate, constituting the beginning of an
- OpenFirmware device path.
-
- @param[in] NumNodes Number of elements in OfwNode.
-
- @param[out] Translated Destination array receiving the UEFI path
- fragment, allocated by the caller. If the
- return value differs from RETURN_SUCCESS, its
- contents is indeterminate.
-
- @param[in out] TranslatedSize On input, the number of CHAR16's in
- Translated. On RETURN_SUCCESS this parameter
- is assigned the number of non-NUL CHAR16's
- written to Translated. In case of other return
- values, TranslatedSize is indeterminate.
-
-
- @retval RETURN_SUCCESS Translation successful.
-
- @retval RETURN_BUFFER_TOO_SMALL The translation does not fit into the number
- of bytes provided.
-
- @retval RETURN_UNSUPPORTED The array of OpenFirmware device nodes can't
- be translated in the current implementation.
-
-**/
-STATIC
-RETURN_STATUS
-TranslateMmioOfwNodes (
- IN CONST OFW_NODE *OfwNode,
- IN UINTN NumNodes,
- OUT CHAR16 *Translated,
- IN OUT UINTN *TranslatedSize
- )
-{
- VIRTIO_MMIO_BASE_ADDRESS VirtioMmioBase;
- CHAR16 VenHwString[60 + 1];
- UINTN NumEntries;
- UINTN Written;
-
- //
- // Get the base address of the virtio-mmio transport.
- //
- if (NumNodes < REQUIRED_MMIO_OFW_NODES ||
- !SubstringEq (OfwNode[0].DriverName, "virtio-mmio")
- ) {
- return RETURN_UNSUPPORTED;
- }
- NumEntries = 1;
- if (ParseUnitAddressHexList (
- OfwNode[0].UnitAddress,
- &VirtioMmioBase.Uint64,
- &NumEntries
- ) != RETURN_SUCCESS
- ) {
- return RETURN_UNSUPPORTED;
- }
-
- UnicodeSPrintAsciiFormat (VenHwString, sizeof VenHwString,
- "VenHw(%g,%02X%02X%02X%02X%02X%02X%02X%02X)", &gVirtioMmioTransportGuid,
- VirtioMmioBase.Raw[0], VirtioMmioBase.Raw[1], VirtioMmioBase.Raw[2],
- VirtioMmioBase.Raw[3], VirtioMmioBase.Raw[4], VirtioMmioBase.Raw[5],
- VirtioMmioBase.Raw[6], VirtioMmioBase.Raw[7]);
-
- if (NumNodes >= 2 &&
- SubstringEq (OfwNode[1].DriverName, "disk")) {
- //
- // OpenFirmware device path (virtio-blk disk):
- //
- // /virtio-mmio@000000000a003c00/disk@0,0
- // ^ ^ ^
- // | fixed
- // base address of virtio-mmio register block
- //
- // UEFI device path prefix:
- //
- // <VenHwString>
- //
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "%s",
- VenHwString
- );
- } else if (NumNodes >= 3 &&
- SubstringEq (OfwNode[1].DriverName, "channel") &&
- SubstringEq (OfwNode[2].DriverName, "disk")) {
- //
- // OpenFirmware device path (virtio-scsi disk):
- //
- // /virtio-mmio@000000000a003a00/channel@0/disk@2,3
- // ^ ^ ^ ^
- // | | | LUN
- // | | target
- // | channel (unused, fixed 0)
- // base address of virtio-mmio register block
- //
- // UEFI device path prefix:
- //
- // <VenHwString>/Scsi(0x2,0x3)
- //
- UINT64 TargetLun[2];
-
- TargetLun[1] = 0;
- NumEntries = ARRAY_SIZE (TargetLun);
- if (ParseUnitAddressHexList (
- OfwNode[2].UnitAddress,
- TargetLun,
- &NumEntries
- ) != RETURN_SUCCESS
- ) {
- return RETURN_UNSUPPORTED;
- }
-
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "%s/Scsi(0x%Lx,0x%Lx)",
- VenHwString,
- TargetLun[0],
- TargetLun[1]
- );
- } else if (NumNodes >= 2 &&
- SubstringEq (OfwNode[1].DriverName, "ethernet-phy")) {
- //
- // OpenFirmware device path (virtio-net NIC):
- //
- // /virtio-mmio@000000000a003e00/ethernet-phy@0
- // ^ ^
- // | fixed
- // base address of virtio-mmio register block
- //
- // UEFI device path prefix (dependent on presence of nonzero PCI function):
- //
- // <VenHwString>/MAC(
- //
- Written = UnicodeSPrintAsciiFormat (
- Translated,
- *TranslatedSize * sizeof (*Translated), // BufferSize in bytes
- "%s/MAC(",
- VenHwString
- );
- } else {
- return RETURN_UNSUPPORTED;
- }
-
- //
- // There's no way to differentiate between "completely used up without
- // truncation" and "truncated", so treat the former as the latter, and return
- // success only for "some room left unused".
- //
- if (Written + 1 < *TranslatedSize) {
- *TranslatedSize = Written;
- return RETURN_SUCCESS;
- }
-
- return RETURN_BUFFER_TOO_SMALL;
-}
-
-
-/**
-
- Translate an array of OpenFirmware device nodes to a UEFI device path
- fragment.
-
- @param[in] OfwNode Array of OpenFirmware device nodes to
- translate, constituting the beginning of an
- OpenFirmware device path.
-
- @param[in] NumNodes Number of elements in OfwNode.
-
- @param[in] ExtraPciRoots An EXTRA_ROOT_BUS_MAP object created with
- CreateExtraRootBusMap(), to be used for
- translating positions of extra root buses to
- bus numbers.
-
- @param[out] Translated Destination array receiving the UEFI path
- fragment, allocated by the caller. If the
- return value differs from RETURN_SUCCESS, its
- contents is indeterminate.
-
- @param[in out] TranslatedSize On input, the number of CHAR16's in
- Translated. On RETURN_SUCCESS this parameter
- is assigned the number of non-NUL CHAR16's
- written to Translated. In case of other return
- values, TranslatedSize is indeterminate.
-
-
- @retval RETURN_SUCCESS Translation successful.
-
- @retval RETURN_BUFFER_TOO_SMALL The translation does not fit into the number
- of bytes provided.
-
- @retval RETURN_UNSUPPORTED The array of OpenFirmware device nodes can't
- be translated in the current implementation.
-
- @retval RETURN_PROTOCOL_ERROR The array of OpenFirmware device nodes has
- been (partially) recognized, but it contains
- a logic error / doesn't match system state.
-
-**/
-STATIC
-RETURN_STATUS
-TranslateOfwNodes (
- IN CONST OFW_NODE *OfwNode,
- IN UINTN NumNodes,
- IN CONST EXTRA_ROOT_BUS_MAP *ExtraPciRoots,
- OUT CHAR16 *Translated,
- IN OUT UINTN *TranslatedSize
- )
-{
- RETURN_STATUS Status;
-
- Status = RETURN_UNSUPPORTED;
-
- if (FeaturePcdGet (PcdQemuBootOrderPciTranslation)) {
- Status = TranslatePciOfwNodes (OfwNode, NumNodes, ExtraPciRoots,
- Translated, TranslatedSize);
- }
- if (Status == RETURN_UNSUPPORTED &&
- FeaturePcdGet (PcdQemuBootOrderMmioTranslation)) {
- Status = TranslateMmioOfwNodes (OfwNode, NumNodes, Translated,
- TranslatedSize);
- }
- return Status;
-}
-
-/**
-
- Translate an OpenFirmware device path fragment to a UEFI device path
- fragment, and advance in the input string.
-
- @param[in out] Ptr Address of the pointer pointing to the start
- of the path string. After successful
- translation (RETURN_SUCCESS) or at least
- successful parsing (RETURN_UNSUPPORTED,
- RETURN_BUFFER_TOO_SMALL), *Ptr is set to the
- byte immediately following the consumed
- characters. In other error cases, it points to
- the byte that caused the error.
-
- @param[in] ExtraPciRoots An EXTRA_ROOT_BUS_MAP object created with
- CreateExtraRootBusMap(), to be used for
- translating positions of extra root buses to
- bus numbers.
-
- @param[out] Translated Destination array receiving the UEFI path
- fragment, allocated by the caller. If the
- return value differs from RETURN_SUCCESS, its
- contents is indeterminate.
-
- @param[in out] TranslatedSize On input, the number of CHAR16's in
- Translated. On RETURN_SUCCESS this parameter
- is assigned the number of non-NUL CHAR16's
- written to Translated. In case of other return
- values, TranslatedSize is indeterminate.
-
-
- @retval RETURN_SUCCESS Translation successful.
-
- @retval RETURN_BUFFER_TOO_SMALL The OpenFirmware device path was parsed
- successfully, but its translation did not
- fit into the number of bytes provided.
- Further calls to this function are
- possible.
-
- @retval RETURN_UNSUPPORTED The OpenFirmware device path was parsed
- successfully, but it can't be translated in
- the current implementation. Further calls
- to this function are possible.
-
- @retval RETURN_PROTOCOL_ERROR The OpenFirmware device path has been
- (partially) recognized, but it contains a
- logic error / doesn't match system state.
- Further calls to this function are
- possible.
-
- @retval RETURN_NOT_FOUND Translation terminated. On input, *Ptr was
- pointing to the empty string or "HALT". On
- output, *Ptr points to the empty string
- (ie. "HALT" is consumed transparently when
- present).
-
- @retval RETURN_INVALID_PARAMETER Parse error. This is a permanent error.
-
-**/
-STATIC
-RETURN_STATUS
-TranslateOfwPath (
- IN OUT CONST CHAR8 **Ptr,
- IN CONST EXTRA_ROOT_BUS_MAP *ExtraPciRoots,
- OUT CHAR16 *Translated,
- IN OUT UINTN *TranslatedSize
- )
-{
- UINTN NumNodes;
- RETURN_STATUS Status;
- OFW_NODE Node[EXAMINED_OFW_NODES];
- BOOLEAN IsFinal;
- OFW_NODE Skip;
-
- IsFinal = FALSE;
- NumNodes = 0;
- if (AsciiStrCmp (*Ptr, "HALT") == 0) {
- *Ptr += 4;
- Status = RETURN_NOT_FOUND;
- } else {
- Status = ParseOfwNode (Ptr, &Node[NumNodes], &IsFinal);
- }
-
- if (Status == RETURN_NOT_FOUND) {
- DEBUG ((DEBUG_VERBOSE, "%a: no more nodes\n", __FUNCTION__));
- return RETURN_NOT_FOUND;
- }
-
- while (Status == RETURN_SUCCESS && !IsFinal) {
- ++NumNodes;
- Status = ParseOfwNode (
- Ptr,
- (NumNodes < EXAMINED_OFW_NODES) ? &Node[NumNodes] : &Skip,
- &IsFinal
- );
- }
-
- switch (Status) {
- case RETURN_SUCCESS:
- ++NumNodes;
- break;
-
- case RETURN_INVALID_PARAMETER:
- DEBUG ((DEBUG_VERBOSE, "%a: parse error\n", __FUNCTION__));
- return RETURN_INVALID_PARAMETER;
-
- default:
- ASSERT (0);
- }
-
- Status = TranslateOfwNodes (
- Node,
- NumNodes < EXAMINED_OFW_NODES ? NumNodes : EXAMINED_OFW_NODES,
- ExtraPciRoots,
- Translated,
- TranslatedSize);
- switch (Status) {
- case RETURN_SUCCESS:
- DEBUG ((DEBUG_VERBOSE, "%a: success: \"%s\"\n", __FUNCTION__, Translated));
- break;
-
- case RETURN_BUFFER_TOO_SMALL:
- DEBUG ((DEBUG_VERBOSE, "%a: buffer too small\n", __FUNCTION__));
- break;
-
- case RETURN_UNSUPPORTED:
- DEBUG ((DEBUG_VERBOSE, "%a: unsupported\n", __FUNCTION__));
- break;
-
- case RETURN_PROTOCOL_ERROR:
- DEBUG ((DEBUG_VERBOSE, "%a: logic error / system state mismatch\n",
- __FUNCTION__));
- break;
-
- default:
- ASSERT (0);
- }
- return Status;
-}
-
-
-/**
-
- Convert the UEFI DevicePath to full text representation with DevPathToText,
- then match the UEFI device path fragment in Translated against it.
-
- @param[in] Translated UEFI device path fragment, translated from
- OpenFirmware format, to search for.
-
- @param[in] TranslatedLength The length of Translated in CHAR16's.
-
- @param[in] DevicePath Boot option device path whose textual rendering
- to search in.
-
- @param[in] DevPathToText Binary-to-text conversion protocol for DevicePath.
-
-
- @retval TRUE If Translated was found at the beginning of DevicePath after
- converting the latter to text.
-
- @retval FALSE If DevicePath was NULL, or it could not be converted, or there
- was no match.
-
-**/
-STATIC
-BOOLEAN
-Match (
- IN CONST CHAR16 *Translated,
- IN UINTN TranslatedLength,
- IN EFI_DEVICE_PATH_PROTOCOL *DevicePath
- )
-{
- CHAR16 *Converted;
- BOOLEAN Result;
- VOID *FileBuffer;
- UINTN FileSize;
- EFI_DEVICE_PATH_PROTOCOL *AbsDevicePath;
- CHAR16 *AbsConverted;
- BOOLEAN Shortform;
- EFI_DEVICE_PATH_PROTOCOL *Node;
-
- Converted = ConvertDevicePathToText (
- DevicePath,
- FALSE, // DisplayOnly
- FALSE // AllowShortcuts
- );
- if (Converted == NULL) {
- return FALSE;
- }
-
- Result = FALSE;
- Shortform = FALSE;
- //
- // Expand the short-form device path to full device path
- //
- if ((DevicePathType (DevicePath) == MEDIA_DEVICE_PATH) &&
- (DevicePathSubType (DevicePath) == MEDIA_HARDDRIVE_DP)) {
- //
- // Harddrive shortform device path
- //
- Shortform = TRUE;
- } else if ((DevicePathType (DevicePath) == MEDIA_DEVICE_PATH) &&
- (DevicePathSubType (DevicePath) == MEDIA_FILEPATH_DP)) {
- //
- // File-path shortform device path
- //
- Shortform = TRUE;
- } else if ((DevicePathType (DevicePath) == MESSAGING_DEVICE_PATH) &&
- (DevicePathSubType (DevicePath) == MSG_URI_DP)) {
- //
- // URI shortform device path
- //
- Shortform = TRUE;
- } else {
- for ( Node = DevicePath
- ; !IsDevicePathEnd (Node)
- ; Node = NextDevicePathNode (Node)
- ) {
- if ((DevicePathType (Node) == MESSAGING_DEVICE_PATH) &&
- ((DevicePathSubType (Node) == MSG_USB_CLASS_DP) ||
- (DevicePathSubType (Node) == MSG_USB_WWID_DP))) {
- Shortform = TRUE;
- break;
- }
- }
- }
-
- //
- // Attempt to expand any relative UEFI device path to
- // an absolute device path first.
- //
- if (Shortform) {
- FileBuffer = EfiBootManagerGetLoadOptionBuffer (
- DevicePath, &AbsDevicePath, &FileSize
- );
- if (FileBuffer == NULL) {
- goto Exit;
- }
- FreePool (FileBuffer);
- AbsConverted = ConvertDevicePathToText (AbsDevicePath, FALSE, FALSE);
- FreePool (AbsDevicePath);
- if (AbsConverted == NULL) {
- goto Exit;
- }
- DEBUG ((DEBUG_VERBOSE,
- "%a: expanded relative device path \"%s\" for prefix matching\n",
- __FUNCTION__, Converted));
- FreePool (Converted);
- Converted = AbsConverted;
- }
-
- //
- // Is Translated a prefix of Converted?
- //
- Result = (BOOLEAN)(StrnCmp (Converted, Translated, TranslatedLength) == 0);
- DEBUG ((
- DEBUG_VERBOSE,
- "%a: against \"%s\": %a\n",
- __FUNCTION__,
- Converted,
- Result ? "match" : "no match"
- ));
-Exit:
- FreePool (Converted);
- return Result;
-}
-
-
-/**
- Append some of the unselected active boot options to the boot order.
-
- This function should accommodate any further policy changes in "boot option
- survival". Currently we're adding back everything that starts with neither
- PciRoot() nor HD() nor a virtio-mmio VenHw() node.
-
- @param[in,out] BootOrder The structure holding the boot order to
- complete. The caller is responsible for
- initializing (and potentially populating) it
- before calling this function.
-
- @param[in,out] ActiveOption The array of active boot options to scan.
- Entries marked as Appended will be skipped.
- Those of the rest that satisfy the survival
- policy will be added to BootOrder with
- BootOrderAppend().
-
- @param[in] ActiveCount Number of elements in ActiveOption.
-
-
- @retval RETURN_SUCCESS BootOrder has been extended with any eligible boot
- options.
-
- @return Error codes returned by BootOrderAppend().
-**/
-STATIC
-RETURN_STATUS
-BootOrderComplete (
- IN OUT BOOT_ORDER *BootOrder,
- IN OUT ACTIVE_OPTION *ActiveOption,
- IN UINTN ActiveCount
- )
-{
- RETURN_STATUS Status;
- UINTN Idx;
-
- Status = RETURN_SUCCESS;
- Idx = 0;
- while (!RETURN_ERROR (Status) && Idx < ActiveCount) {
- if (!ActiveOption[Idx].Appended) {
- CONST EFI_BOOT_MANAGER_LOAD_OPTION *Current;
- CONST EFI_DEVICE_PATH_PROTOCOL *FirstNode;
-
- Current = ActiveOption[Idx].BootOption;
- FirstNode = Current->FilePath;
- if (FirstNode != NULL) {
- CHAR16 *Converted;
- STATIC CHAR16 ConvFallBack[] = L"<unable to convert>";
- BOOLEAN Keep;
-
- Converted = ConvertDevicePathToText (FirstNode, FALSE, FALSE);
- if (Converted == NULL) {
- Converted = ConvFallBack;
- }
-
- Keep = TRUE;
- if (DevicePathType(FirstNode) == MEDIA_DEVICE_PATH &&
- DevicePathSubType(FirstNode) == MEDIA_HARDDRIVE_DP) {
- //
- // drop HD()
- //
- Keep = FALSE;
- } else if (DevicePathType(FirstNode) == ACPI_DEVICE_PATH &&
- DevicePathSubType(FirstNode) == ACPI_DP) {
- ACPI_HID_DEVICE_PATH *Acpi;
-
- Acpi = (ACPI_HID_DEVICE_PATH *) FirstNode;
- if ((Acpi->HID & PNP_EISA_ID_MASK) == PNP_EISA_ID_CONST &&
- EISA_ID_TO_NUM (Acpi->HID) == 0x0a03) {
- //
- // drop PciRoot() if we enabled the user to select PCI-like boot
- // options, by providing translation for such OFW device path
- // fragments
- //
- Keep = !FeaturePcdGet (PcdQemuBootOrderPciTranslation);
- }
- } else if (DevicePathType(FirstNode) == HARDWARE_DEVICE_PATH &&
- DevicePathSubType(FirstNode) == HW_VENDOR_DP) {
- VENDOR_DEVICE_PATH *VenHw;
-
- VenHw = (VENDOR_DEVICE_PATH *)FirstNode;
- if (CompareGuid (&VenHw->Guid, &gVirtioMmioTransportGuid)) {
- //
- // drop virtio-mmio if we enabled the user to select boot options
- // referencing such device paths
- //
- Keep = !FeaturePcdGet (PcdQemuBootOrderMmioTranslation);
- }
- }
-
- if (Keep) {
- Status = BootOrderAppend (BootOrder, &ActiveOption[Idx]);
- if (!RETURN_ERROR (Status)) {
- DEBUG ((DEBUG_VERBOSE, "%a: keeping \"%s\"\n", __FUNCTION__,
- Converted));
- }
- } else {
- DEBUG ((DEBUG_VERBOSE, "%a: dropping \"%s\"\n", __FUNCTION__,
- Converted));
- }
-
- if (Converted != ConvFallBack) {
- FreePool (Converted);
- }
- }
- }
- ++Idx;
- }
- return Status;
-}
-
-
-/**
- Delete Boot#### variables that stand for such active boot options that have
- been dropped (ie. have not been selected by either matching or "survival
- policy").
-
- @param[in] ActiveOption The array of active boot options to scan. Each
- entry not marked as appended will trigger the
- deletion of the matching Boot#### variable.
-
- @param[in] ActiveCount Number of elements in ActiveOption.
-**/
-STATIC
-VOID
-PruneBootVariables (
- IN CONST ACTIVE_OPTION *ActiveOption,
- IN UINTN ActiveCount
- )
-{
- UINTN Idx;
-
- for (Idx = 0; Idx < ActiveCount; ++Idx) {
- if (!ActiveOption[Idx].Appended) {
- CHAR16 VariableName[9];
-
- UnicodeSPrintAsciiFormat (VariableName, sizeof VariableName, "Boot%04x",
- ActiveOption[Idx].BootOption->OptionNumber);
-
- //
- // "The space consumed by the deleted variable may not be available until
- // the next power cycle", but that's good enough.
- //
- gRT->SetVariable (VariableName, &gEfiGlobalVariableGuid,
- 0, // Attributes, 0 means deletion
- 0, // DataSize, 0 means deletion
- NULL // Data
- );
- }
- }
-}
-
-
-/**
-
- Set the boot order based on configuration retrieved from QEMU.
-
- Attempt to retrieve the "bootorder" fw_cfg file from QEMU. Translate the
- OpenFirmware device paths therein to UEFI device path fragments. Match the
- translated fragments against the current list of boot options, and rewrite
- the BootOrder NvVar so that it corresponds to the order described in fw_cfg.
-
- Platform BDS should call this function after EfiBootManagerConnectAll () and
- EfiBootManagerRefreshAllBootOption () return.
-
- @retval RETURN_SUCCESS BootOrder NvVar rewritten.
-
- @retval RETURN_UNSUPPORTED QEMU's fw_cfg is not supported.
-
- @retval RETURN_NOT_FOUND Empty or nonexistent "bootorder" fw_cfg
- file, or no match found between the
- "bootorder" fw_cfg file and BootOptionList.
-
- @retval RETURN_INVALID_PARAMETER Parse error in the "bootorder" fw_cfg file.
-
- @retval RETURN_OUT_OF_RESOURCES Memory allocation failed.
-
- @return Values returned by gBS->LocateProtocol ()
- or gRT->SetVariable ().
-
-**/
-RETURN_STATUS
-SetBootOrderFromQemu (
- VOID
- )
-{
- RETURN_STATUS Status;
- FIRMWARE_CONFIG_ITEM FwCfgItem;
- UINTN FwCfgSize;
- CHAR8 *FwCfg;
- CONST CHAR8 *FwCfgPtr;
-
- BOOT_ORDER BootOrder;
- ACTIVE_OPTION *ActiveOption;
- UINTN ActiveCount;
-
- EXTRA_ROOT_BUS_MAP *ExtraPciRoots;
-
- UINTN TranslatedSize;
- CHAR16 Translated[TRANSLATION_OUTPUT_SIZE];
- EFI_BOOT_MANAGER_LOAD_OPTION *BootOptions;
- UINTN BootOptionCount;
-
- Status = QemuFwCfgFindFile ("bootorder", &FwCfgItem, &FwCfgSize);
- if (Status != RETURN_SUCCESS) {
- return Status;
- }
-
- if (FwCfgSize == 0) {
- return RETURN_NOT_FOUND;
- }
-
- FwCfg = AllocatePool (FwCfgSize);
- if (FwCfg == NULL) {
- return RETURN_OUT_OF_RESOURCES;
- }
-
- QemuFwCfgSelectItem (FwCfgItem);
- QemuFwCfgReadBytes (FwCfgSize, FwCfg);
- if (FwCfg[FwCfgSize - 1] != '\0') {
- Status = RETURN_INVALID_PARAMETER;
- goto ErrorFreeFwCfg;
- }
-
- DEBUG ((DEBUG_VERBOSE, "%a: FwCfg:\n", __FUNCTION__));
- DEBUG ((DEBUG_VERBOSE, "%a\n", FwCfg));
- DEBUG ((DEBUG_VERBOSE, "%a: FwCfg: <end>\n", __FUNCTION__));
- FwCfgPtr = FwCfg;
-
- BootOrder.Produced = 0;
- BootOrder.Allocated = 1;
- BootOrder.Data = AllocatePool (
- BootOrder.Allocated * sizeof (*BootOrder.Data)
- );
- if (BootOrder.Data == NULL) {
- Status = RETURN_OUT_OF_RESOURCES;
- goto ErrorFreeFwCfg;
- }
-
- BootOptions = EfiBootManagerGetLoadOptions (
- &BootOptionCount, LoadOptionTypeBoot
- );
- if (BootOptions == NULL) {
- Status = RETURN_NOT_FOUND;
- goto ErrorFreeBootOrder;
- }
-
- Status = CollectActiveOptions (
- BootOptions, BootOptionCount, &ActiveOption, &ActiveCount
- );
- if (RETURN_ERROR (Status)) {
- goto ErrorFreeBootOptions;
- }
-
- if (FeaturePcdGet (PcdQemuBootOrderPciTranslation)) {
- Status = CreateExtraRootBusMap (&ExtraPciRoots);
- if (EFI_ERROR (Status)) {
- goto ErrorFreeActiveOption;
- }
- } else {
- ExtraPciRoots = NULL;
- }
-
- //
- // translate each OpenFirmware path
- //
- TranslatedSize = ARRAY_SIZE (Translated);
- Status = TranslateOfwPath (&FwCfgPtr, ExtraPciRoots, Translated,
- &TranslatedSize);
- while (Status == RETURN_SUCCESS ||
- Status == RETURN_UNSUPPORTED ||
- Status == RETURN_PROTOCOL_ERROR ||
- Status == RETURN_BUFFER_TOO_SMALL) {
- if (Status == RETURN_SUCCESS) {
- UINTN Idx;
-
- //
- // match translated OpenFirmware path against all active boot options
- //
- for (Idx = 0; Idx < ActiveCount; ++Idx) {
- if (Match (
- Translated,
- TranslatedSize, // contains length, not size, in CHAR16's here
- ActiveOption[Idx].BootOption->FilePath
- )
- ) {
- //
- // match found, store ID and continue with next OpenFirmware path
- //
- Status = BootOrderAppend (&BootOrder, &ActiveOption[Idx]);
- if (Status != RETURN_SUCCESS) {
- goto ErrorFreeExtraPciRoots;
- }
- break;
- }
- } // scanned all active boot options
- } // translation successful
-
- TranslatedSize = ARRAY_SIZE (Translated);
- Status = TranslateOfwPath (&FwCfgPtr, ExtraPciRoots, Translated,
- &TranslatedSize);
- } // scanning of OpenFirmware paths done
-
- if (Status == RETURN_NOT_FOUND && BootOrder.Produced > 0) {
- //
- // No more OpenFirmware paths, some matches found: rewrite BootOrder NvVar.
- // Some of the active boot options that have not been selected over fw_cfg
- // should be preserved at the end of the boot order.
- //
- Status = BootOrderComplete (&BootOrder, ActiveOption, ActiveCount);
- if (RETURN_ERROR (Status)) {
- goto ErrorFreeExtraPciRoots;
- }
-
- //
- // See Table 10 in the UEFI Spec 2.3.1 with Errata C for the required
- // attributes.
- //
- Status = gRT->SetVariable (
- L"BootOrder",
- &gEfiGlobalVariableGuid,
- EFI_VARIABLE_NON_VOLATILE |
- EFI_VARIABLE_BOOTSERVICE_ACCESS |
- EFI_VARIABLE_RUNTIME_ACCESS,
- BootOrder.Produced * sizeof (*BootOrder.Data),
- BootOrder.Data
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: setting BootOrder: %r\n", __FUNCTION__, Status));
- goto ErrorFreeExtraPciRoots;
- }
-
- DEBUG ((DEBUG_INFO, "%a: setting BootOrder: success\n", __FUNCTION__));
- PruneBootVariables (ActiveOption, ActiveCount);
- }
-
-ErrorFreeExtraPciRoots:
- if (ExtraPciRoots != NULL) {
- DestroyExtraRootBusMap (ExtraPciRoots);
- }
-
-ErrorFreeActiveOption:
- FreePool (ActiveOption);
-
-ErrorFreeBootOptions:
- EfiBootManagerFreeLoadOptions (BootOptions, BootOptionCount);
-
-ErrorFreeBootOrder:
- FreePool (BootOrder.Data);
-
-ErrorFreeFwCfg:
- FreePool (FwCfg);
-
- return Status;
-}
-
-
-/**
- Calculate the number of seconds we should be showing the FrontPage progress
- bar for.
-
- @return The TimeoutDefault argument for PlatformBdsEnterFrontPage().
-**/
-UINT16
-GetFrontPageTimeoutFromQemu (
- VOID
- )
-{
- FIRMWARE_CONFIG_ITEM BootMenuWaitItem;
- UINTN BootMenuWaitSize;
-
- QemuFwCfgSelectItem (QemuFwCfgItemBootMenu);
- if (QemuFwCfgRead16 () == 0) {
- //
- // The user specified "-boot menu=off", or didn't specify "-boot
- // menu=(on|off)" at all. Return the platform default.
- //
- return PcdGet16 (PcdPlatformBootTimeOut);
- }
-
- if (RETURN_ERROR (QemuFwCfgFindFile ("etc/boot-menu-wait", &BootMenuWaitItem,
- &BootMenuWaitSize)) ||
- BootMenuWaitSize != sizeof (UINT16)) {
- //
- // "-boot menu=on" was specified without "splash-time=N". In this case,
- // return three seconds if the platform default would cause us to skip the
- // front page, and return the platform default otherwise.
- //
- UINT16 Timeout;
-
- Timeout = PcdGet16 (PcdPlatformBootTimeOut);
- if (Timeout == 0) {
- Timeout = 3;
- }
- return Timeout;
- }
-
- //
- // "-boot menu=on,splash-time=N" was specified, where N is in units of
- // milliseconds. The Intel BDS Front Page progress bar only supports whole
- // seconds, round N up.
- //
- QemuFwCfgSelectItem (BootMenuWaitItem);
- return (UINT16)((QemuFwCfgRead16 () + 999) / 1000);
-}
diff --git a/OvmfPkg/Library/QemuBootOrderLib/QemuBootOrderLib.inf b/OvmfPkg/Library/QemuBootOrderLib/QemuBootOrderLib.inf deleted file mode 100644 index eec938f198..0000000000 --- a/OvmfPkg/Library/QemuBootOrderLib/QemuBootOrderLib.inf +++ /dev/null @@ -1,68 +0,0 @@ -## @file
-# Rewrite the BootOrder NvVar based on QEMU's "bootorder" fw_cfg file.
-#
-# Copyright (C) 2012 - 2014, Red Hat, Inc.
-# Copyright (c) 2007 - 2016, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR
-# IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = QemuBootOrderLib
- FILE_GUID = 1D677A58-C753-4AF1-B552-EFE142DF8F57
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = QemuBootOrderLib|DXE_DRIVER
-
-#
-# The following information is for reference only and not required by the build
-# tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF EBC ARM AARCH64
-#
-
-[Sources]
- QemuBootOrderLib.c
- ExtraRootBusMap.c
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- QemuFwCfgLib
- DebugLib
- MemoryAllocationLib
- UefiBootManagerLib
- UefiBootServicesTableLib
- UefiRuntimeServicesTableLib
- BaseLib
- PrintLib
- DevicePathLib
- BaseMemoryLib
- OrderedCollectionLib
-
-[Guids]
- gEfiGlobalVariableGuid
- gVirtioMmioTransportGuid
-
-[FeaturePcd]
- gUefiOvmfPkgTokenSpaceGuid.PcdQemuBootOrderPciTranslation
- gUefiOvmfPkgTokenSpaceGuid.PcdQemuBootOrderMmioTranslation
-
-[Pcd]
- gEfiMdePkgTokenSpaceGuid.PcdPlatformBootTimeOut
-
-[Protocols]
- gEfiDevicePathProtocolGuid ## CONSUMES
- gEfiPciRootBridgeIoProtocolGuid ## CONSUMES
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c deleted file mode 100644 index 1bf725d8b7..0000000000 --- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c +++ /dev/null @@ -1,370 +0,0 @@ -/** @file
-
- Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>
- Copyright (C) 2013, Red Hat, Inc.
- Copyright (c) 2017, AMD Incorporated. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "Uefi.h"
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/IoLib.h>
-#include <Library/QemuFwCfgLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-
-#include "QemuFwCfgLibInternal.h"
-
-
-/**
- Selects a firmware configuration item for reading.
-
- Following this call, any data read from this item will start from
- the beginning of the configuration item's data.
-
- @param[in] QemuFwCfgItem - Firmware Configuration item to read
-
-**/
-VOID
-EFIAPI
-QemuFwCfgSelectItem (
- IN FIRMWARE_CONFIG_ITEM QemuFwCfgItem
- )
-{
- DEBUG ((EFI_D_INFO, "Select Item: 0x%x\n", (UINT16)(UINTN) QemuFwCfgItem));
- IoWrite16 (FW_CFG_IO_SELECTOR, (UINT16)(UINTN) QemuFwCfgItem);
-}
-
-
-/**
- Transfer an array of bytes, or skip a number of bytes, using the DMA
- interface.
-
- @param[in] Size Size in bytes to transfer or skip.
-
- @param[in,out] Buffer Buffer to read data into or write data from. Ignored,
- and may be NULL, if Size is zero, or Control is
- FW_CFG_DMA_CTL_SKIP.
-
- @param[in] Control One of the following:
- FW_CFG_DMA_CTL_WRITE - write to fw_cfg from Buffer.
- FW_CFG_DMA_CTL_READ - read from fw_cfg into Buffer.
- FW_CFG_DMA_CTL_SKIP - skip bytes in fw_cfg.
-**/
-VOID
-InternalQemuFwCfgDmaBytes (
- IN UINT32 Size,
- IN OUT VOID *Buffer OPTIONAL,
- IN UINT32 Control
- )
-{
- volatile FW_CFG_DMA_ACCESS Access;
- UINT32 AccessHigh, AccessLow;
- UINT32 Status;
-
- ASSERT (Control == FW_CFG_DMA_CTL_WRITE || Control == FW_CFG_DMA_CTL_READ ||
- Control == FW_CFG_DMA_CTL_SKIP);
-
- if (Size == 0) {
- return;
- }
-
- Access.Control = SwapBytes32 (Control);
- Access.Length = SwapBytes32 (Size);
- Access.Address = SwapBytes64 ((UINTN)Buffer);
-
- //
- // Delimit the transfer from (a) modifications to Access, (b) in case of a
- // write, from writes to Buffer by the caller.
- //
- MemoryFence ();
-
- //
- // Start the transfer.
- //
- AccessHigh = (UINT32)RShiftU64 ((UINTN)&Access, 32);
- AccessLow = (UINT32)(UINTN)&Access;
- IoWrite32 (FW_CFG_IO_DMA_ADDRESS, SwapBytes32 (AccessHigh));
- IoWrite32 (FW_CFG_IO_DMA_ADDRESS + 4, SwapBytes32 (AccessLow));
-
- //
- // Don't look at Access.Control before starting the transfer.
- //
- MemoryFence ();
-
- //
- // Wait for the transfer to complete.
- //
- do {
- Status = SwapBytes32 (Access.Control);
- ASSERT ((Status & FW_CFG_DMA_CTL_ERROR) == 0);
- } while (Status != 0);
-
- //
- // After a read, the caller will want to use Buffer.
- //
- MemoryFence ();
-}
-
-
-/**
- Reads firmware configuration bytes into a buffer
-
- @param[in] Size - Size in bytes to read
- @param[in] Buffer - Buffer to store data into (OPTIONAL if Size is 0)
-
-**/
-VOID
-EFIAPI
-InternalQemuFwCfgReadBytes (
- IN UINTN Size,
- IN VOID *Buffer OPTIONAL
- )
-{
- if (InternalQemuFwCfgDmaIsAvailable () && Size <= MAX_UINT32) {
- InternalQemuFwCfgDmaBytes ((UINT32)Size, Buffer, FW_CFG_DMA_CTL_READ);
- return;
- }
- IoReadFifo8 (FW_CFG_IO_DATA, Size, Buffer);
-}
-
-
-/**
- Reads firmware configuration bytes into a buffer
-
- If called multiple times, then the data read will
- continue at the offset of the firmware configuration
- item where the previous read ended.
-
- @param[in] Size - Size in bytes to read
- @param[in] Buffer - Buffer to store data into
-
-**/
-VOID
-EFIAPI
-QemuFwCfgReadBytes (
- IN UINTN Size,
- IN VOID *Buffer
- )
-{
- if (InternalQemuFwCfgIsAvailable ()) {
- InternalQemuFwCfgReadBytes (Size, Buffer);
- } else {
- ZeroMem (Buffer, Size);
- }
-}
-
-/**
- Write firmware configuration bytes from a buffer
-
- If called multiple times, then the data written will
- continue at the offset of the firmware configuration
- item where the previous write ended.
-
- @param[in] Size - Size in bytes to write
- @param[in] Buffer - Buffer to read data from
-
-**/
-VOID
-EFIAPI
-QemuFwCfgWriteBytes (
- IN UINTN Size,
- IN VOID *Buffer
- )
-{
- if (InternalQemuFwCfgIsAvailable ()) {
- if (InternalQemuFwCfgDmaIsAvailable () && Size <= MAX_UINT32) {
- InternalQemuFwCfgDmaBytes ((UINT32)Size, Buffer, FW_CFG_DMA_CTL_WRITE);
- return;
- }
- IoWriteFifo8 (FW_CFG_IO_DATA, Size, Buffer);
- }
-}
-
-
-/**
- Skip bytes in the firmware configuration item.
-
- Increase the offset of the firmware configuration item without transferring
- bytes between the item and a caller-provided buffer. Subsequent read, write
- or skip operations will commence at the increased offset.
-
- @param[in] Size Number of bytes to skip.
-**/
-VOID
-EFIAPI
-QemuFwCfgSkipBytes (
- IN UINTN Size
- )
-{
- UINTN ChunkSize;
- UINT8 SkipBuffer[256];
-
- if (!InternalQemuFwCfgIsAvailable ()) {
- return;
- }
-
- if (InternalQemuFwCfgDmaIsAvailable () && Size <= MAX_UINT32) {
- InternalQemuFwCfgDmaBytes ((UINT32)Size, NULL, FW_CFG_DMA_CTL_SKIP);
- return;
- }
-
- //
- // Emulate the skip by reading data in chunks, and throwing it away. The
- // implementation below is suitable even for phases where RAM or dynamic
- // allocation is not available or appropriate. It also doesn't affect the
- // static data footprint for client modules. Large skips are not expected,
- // therefore this fallback is not performance critical. The size of
- // SkipBuffer is thought not to exert a large pressure on the stack in any
- // phase.
- //
- while (Size > 0) {
- ChunkSize = MIN (Size, sizeof SkipBuffer);
- IoReadFifo8 (FW_CFG_IO_DATA, ChunkSize, SkipBuffer);
- Size -= ChunkSize;
- }
-}
-
-
-/**
- Reads a UINT8 firmware configuration value
-
- @return Value of Firmware Configuration item read
-
-**/
-UINT8
-EFIAPI
-QemuFwCfgRead8 (
- VOID
- )
-{
- UINT8 Result;
-
- QemuFwCfgReadBytes (sizeof (Result), &Result);
-
- return Result;
-}
-
-
-/**
- Reads a UINT16 firmware configuration value
-
- @return Value of Firmware Configuration item read
-
-**/
-UINT16
-EFIAPI
-QemuFwCfgRead16 (
- VOID
- )
-{
- UINT16 Result;
-
- QemuFwCfgReadBytes (sizeof (Result), &Result);
-
- return Result;
-}
-
-
-/**
- Reads a UINT32 firmware configuration value
-
- @return Value of Firmware Configuration item read
-
-**/
-UINT32
-EFIAPI
-QemuFwCfgRead32 (
- VOID
- )
-{
- UINT32 Result;
-
- QemuFwCfgReadBytes (sizeof (Result), &Result);
-
- return Result;
-}
-
-
-/**
- Reads a UINT64 firmware configuration value
-
- @return Value of Firmware Configuration item read
-
-**/
-UINT64
-EFIAPI
-QemuFwCfgRead64 (
- VOID
- )
-{
- UINT64 Result;
-
- QemuFwCfgReadBytes (sizeof (Result), &Result);
-
- return Result;
-}
-
-
-/**
- Find the configuration item corresponding to the firmware configuration file.
-
- @param[in] Name - Name of file to look up.
- @param[out] Item - Configuration item corresponding to the file, to be passed
- to QemuFwCfgSelectItem ().
- @param[out] Size - Number of bytes in the file.
-
- @return RETURN_SUCCESS If file is found.
- RETURN_NOT_FOUND If file is not found.
- RETURN_UNSUPPORTED If firmware configuration is unavailable.
-
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgFindFile (
- IN CONST CHAR8 *Name,
- OUT FIRMWARE_CONFIG_ITEM *Item,
- OUT UINTN *Size
- )
-{
- UINT32 Count;
- UINT32 Idx;
-
- if (!InternalQemuFwCfgIsAvailable ()) {
- return RETURN_UNSUPPORTED;
- }
-
- QemuFwCfgSelectItem (QemuFwCfgItemFileDir);
- Count = SwapBytes32 (QemuFwCfgRead32 ());
-
- for (Idx = 0; Idx < Count; ++Idx) {
- UINT32 FileSize;
- UINT16 FileSelect;
- UINT16 FileReserved;
- CHAR8 FName[QEMU_FW_CFG_FNAME_SIZE];
-
- FileSize = QemuFwCfgRead32 ();
- FileSelect = QemuFwCfgRead16 ();
- FileReserved = QemuFwCfgRead16 ();
- (VOID) FileReserved; /* Force a do-nothing reference. */
- InternalQemuFwCfgReadBytes (sizeof (FName), FName);
-
- if (AsciiStrCmp (Name, FName) == 0) {
- *Item = SwapBytes16 (FileSelect);
- *Size = SwapBytes32 (FileSize);
- return RETURN_SUCCESS;
- }
- }
-
- return RETURN_NOT_FOUND;
-}
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf deleted file mode 100644 index 689476032d..0000000000 --- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf +++ /dev/null @@ -1,50 +0,0 @@ -## @file
-#
-# Stateful, implicitly initialized fw_cfg library.
-#
-# Copyright (C) 2013, Red Hat, Inc.
-# Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
-# Copyright (c) 2017, AMD Incorporated. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = QemuFwCfgLib
- FILE_GUID = fdd53716-31e1-4acc-9007-8bd5d877c96f
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = QemuFwCfgLib|PEIM DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SMM_DRIVER
-
- CONSTRUCTOR = QemuFwCfgInitialize
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64
-#
-
-[Sources]
- QemuFwCfgLibInternal.h
- QemuFwCfgLib.c
- QemuFwCfgPeiDxe.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- BaseMemoryLib
- DebugLib
- IoLib
- MemoryAllocationLib
-
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibInternal.h b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibInternal.h deleted file mode 100644 index 6e87c62510..0000000000 --- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgLibInternal.h +++ /dev/null @@ -1,46 +0,0 @@ -/** @file
- Internal interfaces specific to the QemuFwCfgLib instances in OvmfPkg.
-
- Copyright (C) 2016, Red Hat, Inc.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#ifndef __QEMU_FW_CFG_LIB_INTERNAL_H__
-#define __QEMU_FW_CFG_LIB_INTERNAL_H__
-
-/**
- Returns a boolean indicating if the firmware configuration interface is
- available for library-internal purposes.
-
- This function never changes fw_cfg state.
-
- @retval TRUE The interface is available internally.
- @retval FALSE The interface is not available internally.
-**/
-BOOLEAN
-InternalQemuFwCfgIsAvailable (
- VOID
- );
-
-
-/**
- Returns a boolean indicating whether QEMU provides the DMA-like access method
- for fw_cfg.
-
- @retval TRUE The DMA-like access method is available.
- @retval FALSE The DMA-like access method is unavailable.
-**/
-BOOLEAN
-InternalQemuFwCfgDmaIsAvailable (
- VOID
- );
-
-#endif
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgPeiDxe.c b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgPeiDxe.c deleted file mode 100644 index ac05f4c347..0000000000 --- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgPeiDxe.c +++ /dev/null @@ -1,116 +0,0 @@ -/** @file
-
- Stateful and implicitly initialized fw_cfg library implementation.
-
- Copyright (C) 2013, Red Hat, Inc.
- Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/QemuFwCfgLib.h>
-
-#include "QemuFwCfgLibInternal.h"
-
-STATIC BOOLEAN mQemuFwCfgSupported = FALSE;
-STATIC BOOLEAN mQemuFwCfgDmaSupported;
-
-
-/**
- Returns a boolean indicating if the firmware configuration interface
- is available or not.
-
- This function may change fw_cfg state.
-
- @retval TRUE The interface is available
- @retval FALSE The interface is not available
-
-**/
-BOOLEAN
-EFIAPI
-QemuFwCfgIsAvailable (
- VOID
- )
-{
- return InternalQemuFwCfgIsAvailable ();
-}
-
-
-RETURN_STATUS
-EFIAPI
-QemuFwCfgInitialize (
- VOID
- )
-{
- UINT32 Signature;
- UINT32 Revision;
-
- //
- // Enable the access routines while probing to see if it is supported.
- // For probing we always use the IO Port (IoReadFifo8()) access method.
- //
- mQemuFwCfgSupported = TRUE;
- mQemuFwCfgDmaSupported = FALSE;
-
- QemuFwCfgSelectItem (QemuFwCfgItemSignature);
- Signature = QemuFwCfgRead32 ();
- DEBUG ((EFI_D_INFO, "FW CFG Signature: 0x%x\n", Signature));
- QemuFwCfgSelectItem (QemuFwCfgItemInterfaceVersion);
- Revision = QemuFwCfgRead32 ();
- DEBUG ((EFI_D_INFO, "FW CFG Revision: 0x%x\n", Revision));
- if ((Signature != SIGNATURE_32 ('Q', 'E', 'M', 'U')) ||
- (Revision < 1)
- ) {
- DEBUG ((EFI_D_INFO, "QemuFwCfg interface not supported.\n"));
- mQemuFwCfgSupported = FALSE;
- return RETURN_SUCCESS;
- }
-
- if ((Revision & FW_CFG_F_DMA) == 0) {
- DEBUG ((DEBUG_INFO, "QemuFwCfg interface (IO Port) is supported.\n"));
- } else {
- mQemuFwCfgDmaSupported = TRUE;
- DEBUG ((DEBUG_INFO, "QemuFwCfg interface (DMA) is supported.\n"));
- }
- return RETURN_SUCCESS;
-}
-
-
-/**
- Returns a boolean indicating if the firmware configuration interface is
- available for library-internal purposes.
-
- This function never changes fw_cfg state.
-
- @retval TRUE The interface is available internally.
- @retval FALSE The interface is not available internally.
-**/
-BOOLEAN
-InternalQemuFwCfgIsAvailable (
- VOID
- )
-{
- return mQemuFwCfgSupported;
-}
-
-/**
- Returns a boolean indicating whether QEMU provides the DMA-like access method
- for fw_cfg.
-
- @retval TRUE The DMA-like access method is available.
- @retval FALSE The DMA-like access method is unavailable.
-**/
-BOOLEAN
-InternalQemuFwCfgDmaIsAvailable (
- VOID
- )
-{
- return mQemuFwCfgDmaSupported;
-}
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgSec.c b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgSec.c deleted file mode 100644 index 465ccbe90d..0000000000 --- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgSec.c +++ /dev/null @@ -1,96 +0,0 @@ -/** @file
-
- Stateless fw_cfg library implementation.
-
- Clients must call QemuFwCfgIsAvailable() first.
-
- Copyright (C) 2013, Red Hat, Inc.
- Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/QemuFwCfgLib.h>
-
-#include "QemuFwCfgLibInternal.h"
-
-/**
- Returns a boolean indicating if the firmware configuration interface
- is available or not.
-
- This function may change fw_cfg state.
-
- @retval TRUE The interface is available
- @retval FALSE The interface is not available
-
-**/
-BOOLEAN
-EFIAPI
-QemuFwCfgIsAvailable (
- VOID
- )
-{
- UINT32 Signature;
- UINT32 Revision;
-
- QemuFwCfgSelectItem (QemuFwCfgItemSignature);
- Signature = QemuFwCfgRead32 ();
- DEBUG ((EFI_D_INFO, "FW CFG Signature: 0x%x\n", Signature));
- QemuFwCfgSelectItem (QemuFwCfgItemInterfaceVersion);
- Revision = QemuFwCfgRead32 ();
- DEBUG ((EFI_D_INFO, "FW CFG Revision: 0x%x\n", Revision));
- if ((Signature != SIGNATURE_32 ('Q', 'E', 'M', 'U')) ||
- (Revision < 1)
- ) {
- DEBUG ((EFI_D_INFO, "QemuFwCfg interface not supported.\n"));
- return FALSE;
- }
-
- DEBUG ((EFI_D_INFO, "QemuFwCfg interface is supported.\n"));
- return TRUE;
-}
-
-
-/**
- Returns a boolean indicating if the firmware configuration interface is
- available for library-internal purposes.
-
- This function never changes fw_cfg state.
-
- @retval TRUE The interface is available internally.
- @retval FALSE The interface is not available internally.
-**/
-BOOLEAN
-InternalQemuFwCfgIsAvailable (
- VOID
- )
-{
- //
- // We always return TRUE, because the consumer of this library ought to have
- // called QemuFwCfgIsAvailable before making other calls which would hit this
- // path.
- //
- return TRUE;
-}
-
-/**
- Returns a boolean indicating whether QEMU provides the DMA-like access method
- for fw_cfg.
-
- @retval TRUE The DMA-like access method is available.
- @retval FALSE The DMA-like access method is unavailable.
-**/
-BOOLEAN
-InternalQemuFwCfgDmaIsAvailable (
- VOID
- )
-{
- return FALSE;
-}
diff --git a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgSecLib.inf b/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgSecLib.inf deleted file mode 100644 index 7a96575d18..0000000000 --- a/OvmfPkg/Library/QemuFwCfgLib/QemuFwCfgSecLib.inf +++ /dev/null @@ -1,48 +0,0 @@ -## @file
-#
-# Stateless fw_cfg library that must be queried before use.
-#
-# Copyright (C) 2013, Red Hat, Inc.
-# Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
-# Copyright (c) 2017, AMD Incorporated. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = QemuFwCfgSecLib
- FILE_GUID = 60a910e5-7443-413d-9a30-97e57497cd1b
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = QemuFwCfgLib|SEC
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64
-#
-
-[Sources]
- QemuFwCfgLibInternal.h
- QemuFwCfgLib.c
- QemuFwCfgSec.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- BaseMemoryLib
- DebugLib
- IoLib
- MemoryAllocationLib
-
diff --git a/OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf b/OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf deleted file mode 100644 index 837fd70db6..0000000000 --- a/OvmfPkg/Library/QemuFwCfgS3Lib/BaseQemuFwCfgS3LibNull.inf +++ /dev/null @@ -1,43 +0,0 @@ -## @file
-# Base Null library instance of the QemuFwCfgS3Lib class.
-#
-# This library instance returns constant FALSE from QemuFwCfgS3Enabled(), and
-# all other library functions trigger assertion failures. It is suitable for
-# QEMU targets and machine types that never enable S3.
-#
-# Copyright (C) 2017, Red Hat, Inc.
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
-# WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-##
-
-[Defines]
- INF_VERSION = 1.25
- BASE_NAME = BaseQemuFwCfgS3LibNull
- FILE_GUID = EA7D2B69-D221-4950-9C2C-C38A65BCC96E
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = QemuFwCfgS3Lib
-
-#
-# The following information is for reference only and not required by the build
-# tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64 IPF EBC
-#
-
-[Sources]
- QemuFwCfgS3Base.c
- QemuFwCfgS3BasePei.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- DebugLib
diff --git a/OvmfPkg/Library/QemuFwCfgS3Lib/DxeQemuFwCfgS3LibFwCfg.inf b/OvmfPkg/Library/QemuFwCfgS3Lib/DxeQemuFwCfgS3LibFwCfg.inf deleted file mode 100644 index a0e4275cb8..0000000000 --- a/OvmfPkg/Library/QemuFwCfgS3Lib/DxeQemuFwCfgS3LibFwCfg.inf +++ /dev/null @@ -1,46 +0,0 @@ -## @file
-# Full functionality QemuFwCfgS3Lib instance, for DXE phase modules.
-#
-# Copyright (C) 2017, Red Hat, Inc.
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
-# WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-##
-
-[Defines]
- INF_VERSION = 1.25
- BASE_NAME = DxeQemuFwCfgS3LibFwCfg
- FILE_GUID = C5DE76EB-E8DE-4057-A487-C5A09AB039AB
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = QemuFwCfgS3Lib|DXE_DRIVER DXE_RUNTIME_DRIVER
-
-#
-# The following information is for reference only and not required by the build
-# tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64 IPF EBC
-#
-
-[Sources]
- QemuFwCfgS3Dxe.c
- QemuFwCfgS3PeiDxe.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- DebugLib
- MemoryAllocationLib
- QemuFwCfgLib
- UefiBootServicesTableLib
-
-[Protocols]
- gEfiS3SaveStateProtocolGuid ## SOMETIMES_CONSUMES
diff --git a/OvmfPkg/Library/QemuFwCfgS3Lib/PeiQemuFwCfgS3LibFwCfg.inf b/OvmfPkg/Library/QemuFwCfgS3Lib/PeiQemuFwCfgS3LibFwCfg.inf deleted file mode 100644 index 890862076e..0000000000 --- a/OvmfPkg/Library/QemuFwCfgS3Lib/PeiQemuFwCfgS3LibFwCfg.inf +++ /dev/null @@ -1,44 +0,0 @@ -## @file
-# Limited functionality QemuFwCfgS3Lib instance, for PEI phase modules.
-#
-# QemuFwCfgS3Enabled() queries S3 enablement via fw_cfg. Other library APIs
-# will report lack of support.
-#
-# Copyright (C) 2017, Red Hat, Inc.
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
-# WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-##
-
-[Defines]
- INF_VERSION = 1.25
- BASE_NAME = PeiQemuFwCfgS3LibFwCfg
- FILE_GUID = DD8D28B4-C1DC-4CAF-BB93-074BE80DAE6D
- MODULE_TYPE = PEIM
- VERSION_STRING = 1.0
- LIBRARY_CLASS = QemuFwCfgS3Lib|PEIM
-
-#
-# The following information is for reference only and not required by the build
-# tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64 IPF EBC
-#
-
-[Sources]
- QemuFwCfgS3BasePei.c
- QemuFwCfgS3Pei.c
- QemuFwCfgS3PeiDxe.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- DebugLib
- QemuFwCfgLib
diff --git a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Base.c b/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Base.c deleted file mode 100644 index 7fa1200ee3..0000000000 --- a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Base.c +++ /dev/null @@ -1,111 +0,0 @@ -/** @file
- Base Null library instance of the QemuFwCfgS3Lib class.
-
- This library instance returns constant FALSE from QemuFwCfgS3Enabled(), and
- all other library functions trigger assertion failures. It is suitable for
- QEMU targets and machine types that never enable S3.
-
- Copyright (C) 2017, Red Hat, Inc.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/QemuFwCfgS3Lib.h>
-
-/**
- Determine if S3 support is explicitly enabled.
-
- @retval TRUE If S3 support is explicitly enabled. Other functions in this
- library may be called (subject to their individual
- restrictions).
-
- FALSE Otherwise. This includes unavailability of the firmware
- configuration interface. No other function in this library
- must be called.
-**/
-BOOLEAN
-EFIAPI
-QemuFwCfgS3Enabled (
- VOID
- )
-{
- return FALSE;
-}
-
-
-/**
- Install the client module's FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION callback for
- when the production of ACPI S3 Boot Script opcodes becomes possible.
-
- Take ownership of the client-provided Context, and pass it to the callback
- function, when the latter is invoked.
-
- Allocate scratch space for those ACPI S3 Boot Script opcodes to work upon
- that the client will produce in the callback function.
-
- @param[in] Callback FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION to invoke
- when the production of ACPI S3 Boot Script
- opcodes becomes possible. Callback() may be
- called immediately from
- QemuFwCfgS3CallWhenBootScriptReady().
-
- @param[in,out] Context Client-provided data structure for the
- Callback() callback function to consume.
-
- If Context points to dynamically allocated
- memory, then Callback() must release it.
-
- If Context points to dynamically allocated
- memory, and
- QemuFwCfgS3CallWhenBootScriptReady() returns
- successfully, then the caller of
- QemuFwCfgS3CallWhenBootScriptReady() must
- neither dereference nor even evaluate Context
- any longer, as ownership of the referenced area
- has been transferred to Callback().
-
- @param[in] ScratchBufferSize The size of the scratch buffer that will hold,
- in reserved memory, all client data read,
- written, and checked by the ACPI S3 Boot Script
- opcodes produced by Callback().
-
- @retval RETURN_UNSUPPORTED The library instance does not support this
- function.
-
- @retval RETURN_NOT_FOUND The fw_cfg DMA interface to QEMU is
- unavailable.
-
- @retval RETURN_BAD_BUFFER_SIZE ScratchBufferSize is too large.
-
- @retval RETURN_OUT_OF_RESOURCES Memory allocation failed.
-
- @retval RETURN_SUCCESS Callback() has been installed, and the
- ownership of Context has been transferred.
- Reserved memory has been allocated for the
- scratch buffer.
-
- A successful invocation of
- QemuFwCfgS3CallWhenBootScriptReady() cannot
- be rolled back.
-
- @return Error codes from underlying functions.
-**/
-
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3CallWhenBootScriptReady (
- IN FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION *Callback,
- IN OUT VOID *Context, OPTIONAL
- IN UINTN ScratchBufferSize
- )
-{
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
-}
diff --git a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3BasePei.c b/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3BasePei.c deleted file mode 100644 index bdad448016..0000000000 --- a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3BasePei.c +++ /dev/null @@ -1,227 +0,0 @@ -/** @file
- Shared code for the Base Null and PEI fw_cfg instances of the QemuFwCfgS3Lib
- class.
-
- Copyright (C) 2017, Red Hat, Inc.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/DebugLib.h>
-#include <Library/QemuFwCfgS3Lib.h>
-
-/**
- Produce ACPI S3 Boot Script opcodes that (optionally) select an fw_cfg item,
- and transfer data to it.
-
- The opcodes produced by QemuFwCfgS3ScriptWriteBytes() will first restore
- NumberOfBytes bytes in ScratchBuffer in-place, in reserved memory, then write
- them to fw_cfg using DMA.
-
- If the operation fails during S3 resume, the boot script will hang.
-
- This function may only be called from the client module's
- FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady() as Callback.
-
- @param[in] FirmwareConfigItem The UINT16 selector key of the firmware config
- item to write, expressed as INT32. If
- FirmwareConfigItem is -1, no selection is
- made, the write will occur to the currently
- selected item, at its currently selected
- offset. Otherwise, the specified item will be
- selected, and the write will occur at offset
- 0.
-
- @param[in] NumberOfBytes Size of the data to restore in ScratchBuffer,
- and to write from ScratchBuffer, during S3
- resume. NumberOfBytes must not exceed
- ScratchBufferSize, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady().
-
- @retval RETURN_SUCCESS The opcodes were appended to the ACPI S3
- Boot Script successfully. There is no way
- to undo this action.
-
- @retval RETURN_INVALID_PARAMETER FirmwareConfigItem is invalid.
-
- @retval RETURN_BAD_BUFFER_SIZE NumberOfBytes is larger than
- ScratchBufferSize.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3ScriptWriteBytes (
- IN INT32 FirmwareConfigItem,
- IN UINTN NumberOfBytes
- )
-{
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
-}
-
-
-/**
- Produce ACPI S3 Boot Script opcodes that (optionally) select an fw_cfg item,
- and transfer data from it.
-
- The opcodes produced by QemuFwCfgS3ScriptReadBytes() will read NumberOfBytes
- bytes from fw_cfg using DMA, storing the result in ScratchBuffer, in reserved
- memory.
-
- If the operation fails during S3 resume, the boot script will hang.
-
- This function may only be called from the client module's
- FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady() as Callback.
-
- @param[in] FirmwareConfigItem The UINT16 selector key of the firmware config
- item to read, expressed as INT32. If
- FirmwareConfigItem is -1, no selection is
- made, the read will occur from the currently
- selected item, from its currently selected
- offset. Otherwise, the specified item will be
- selected, and the read will occur from offset
- 0.
-
- @param[in] NumberOfBytes Size of the data to read during S3 resume.
- NumberOfBytes must not exceed
- ScratchBufferSize, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady().
-
- @retval RETURN_SUCCESS The opcodes were appended to the ACPI S3
- Boot Script successfully. There is no way
- to undo this action.
-
- @retval RETURN_INVALID_PARAMETER FirmwareConfigItem is invalid.
-
- @retval RETURN_BAD_BUFFER_SIZE NumberOfBytes is larger than
- ScratchBufferSize.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3ScriptReadBytes (
- IN INT32 FirmwareConfigItem,
- IN UINTN NumberOfBytes
- )
-{
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
-}
-
-
-/**
- Produce ACPI S3 Boot Script opcodes that (optionally) select an fw_cfg item,
- and increase its offset.
-
- If the operation fails during S3 resume, the boot script will hang.
-
- This function may only be called from the client module's
- FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady() as Callback.
-
- @param[in] FirmwareConfigItem The UINT16 selector key of the firmware config
- item to advance the offset of, expressed as
- INT32. If FirmwareConfigItem is -1, no
- selection is made, and the offset for the
- currently selected item is increased.
- Otherwise, the specified item will be
- selected, and the offset increment will occur
- from offset 0.
-
- @param[in] NumberOfBytes The number of bytes to skip in the subject
- fw_cfg item.
-
- @retval RETURN_SUCCESS The opcodes were appended to the ACPI S3
- Boot Script successfully. There is no way
- to undo this action.
-
- @retval RETURN_INVALID_PARAMETER FirmwareConfigItem is invalid.
-
- @retval RETURN_BAD_BUFFER_SIZE NumberOfBytes is too large.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3ScriptSkipBytes (
- IN INT32 FirmwareConfigItem,
- IN UINTN NumberOfBytes
- )
-{
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
-}
-
-
-/**
- Produce ACPI S3 Boot Script opcodes that check a value in ScratchBuffer.
-
- If the check fails during S3 resume, the boot script will hang.
-
- This function may only be called from the client module's
- FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady() as Callback.
-
- @param[in] ScratchData Pointer to the UINT8, UINT16, UINT32 or UINT64 field
- in ScratchBuffer that should be checked. The caller
- is responsible for populating the field during S3
- resume, by calling QemuFwCfgS3ScriptReadBytes() ahead
- of QemuFwCfgS3ScriptCheckValue().
-
- ScratchData must point into ScratchBuffer, which was
- allocated, and passed to Callback(), by
- QemuFwCfgS3CallWhenBootScriptReady().
-
- ScratchData must be aligned at ValueSize bytes.
-
- @param[in] ValueSize One of 1, 2, 4 or 8, specifying the size of the field
- to check.
-
- @param[in] ValueMask The value read from ScratchData is binarily AND-ed
- with ValueMask, and the result is compared against
- Value. If the masked data equals Value, the check
- passes, and the boot script can proceed. Otherwise,
- the check fails, and the boot script hangs.
-
- @param[in] Value Refer to ValueMask.
-
- @retval RETURN_SUCCESS The opcodes were appended to the ACPI S3
- Boot Script successfully. There is no way
- to undo this action.
-
- @retval RETURN_INVALID_PARAMETER ValueSize is invalid.
-
- @retval RETURN_INVALID_PARAMETER ValueMask or Value cannot be represented in
- ValueSize bytes.
-
- @retval RETURN_INVALID_PARAMETER ScratchData is not aligned at ValueSize
- bytes.
-
- @retval RETURN_BAD_BUFFER_SIZE The ValueSize bytes at ScratchData aren't
- wholly contained in the ScratchBufferSize
- bytes at ScratchBuffer.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3ScriptCheckValue (
- IN VOID *ScratchData,
- IN UINT8 ValueSize,
- IN UINT64 ValueMask,
- IN UINT64 Value
- )
-{
- ASSERT (FALSE);
- return RETURN_UNSUPPORTED;
-}
diff --git a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Dxe.c b/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Dxe.c deleted file mode 100644 index 3fef2e3017..0000000000 --- a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Dxe.c +++ /dev/null @@ -1,792 +0,0 @@ -/** @file
- Full functionality QemuFwCfgS3Lib instance, for DXE phase modules.
-
- Copyright (C) 2017, Red Hat, Inc.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/BaseLib.h>
-#include <Library/DebugLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/QemuFwCfgLib.h>
-#include <Library/QemuFwCfgS3Lib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Protocol/S3SaveState.h>
-
-
-//
-// Event to signal when the S3SaveState protocol interface is installed.
-//
-STATIC EFI_EVENT mS3SaveStateInstalledEvent;
-
-//
-// Reference to the S3SaveState protocol interface, after it is installed.
-//
-STATIC EFI_S3_SAVE_STATE_PROTOCOL *mS3SaveState;
-
-//
-// The control structure is allocated in reserved memory, aligned at 8 bytes.
-// The client-requested ScratchBuffer will be allocated adjacently, also
-// aligned at 8 bytes.
-//
-#define RESERVED_MEM_ALIGNMENT 8
-
-STATIC FW_CFG_DMA_ACCESS *mDmaAccess;
-STATIC VOID *mScratchBuffer;
-STATIC UINTN mScratchBufferSize;
-
-//
-// Callback provided by the client, for appending ACPI S3 Boot Script opcodes.
-// To be called from S3SaveStateInstalledNotify().
-//
-STATIC FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION *mCallback;
-
-
-/**
- Event notification function for mS3SaveStateInstalledEvent.
-**/
-STATIC
-VOID
-EFIAPI
-S3SaveStateInstalledNotify (
- IN EFI_EVENT Event,
- IN VOID *Context
- )
-{
- EFI_STATUS Status;
-
- ASSERT (Event == mS3SaveStateInstalledEvent);
-
- Status = gBS->LocateProtocol (&gEfiS3SaveStateProtocolGuid,
- NULL /* Registration */, (VOID **)&mS3SaveState);
- if (EFI_ERROR (Status)) {
- return;
- }
-
- ASSERT (mCallback != NULL);
-
- DEBUG ((DEBUG_INFO, "%a: %a: DmaAccess@0x%Lx ScratchBuffer@[0x%Lx+0x%Lx]\n",
- gEfiCallerBaseName, __FUNCTION__, (UINT64)(UINTN)mDmaAccess,
- (UINT64)(UINTN)mScratchBuffer, (UINT64)mScratchBufferSize));
- mCallback (Context, mScratchBuffer);
-
- gBS->CloseEvent (mS3SaveStateInstalledEvent);
- mS3SaveStateInstalledEvent = NULL;
-}
-
-
-/**
- Install the client module's FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION callback for
- when the production of ACPI S3 Boot Script opcodes becomes possible.
-
- Take ownership of the client-provided Context, and pass it to the callback
- function, when the latter is invoked.
-
- Allocate scratch space for those ACPI S3 Boot Script opcodes to work upon
- that the client will produce in the callback function.
-
- @param[in] Callback FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION to invoke
- when the production of ACPI S3 Boot Script
- opcodes becomes possible. Callback() may be
- called immediately from
- QemuFwCfgS3CallWhenBootScriptReady().
-
- @param[in,out] Context Client-provided data structure for the
- Callback() callback function to consume.
-
- If Context points to dynamically allocated
- memory, then Callback() must release it.
-
- If Context points to dynamically allocated
- memory, and
- QemuFwCfgS3CallWhenBootScriptReady() returns
- successfully, then the caller of
- QemuFwCfgS3CallWhenBootScriptReady() must
- neither dereference nor even evaluate Context
- any longer, as ownership of the referenced area
- has been transferred to Callback().
-
- @param[in] ScratchBufferSize The size of the scratch buffer that will hold,
- in reserved memory, all client data read,
- written, and checked by the ACPI S3 Boot Script
- opcodes produced by Callback().
-
- @retval RETURN_UNSUPPORTED The library instance does not support this
- function.
-
- @retval RETURN_NOT_FOUND The fw_cfg DMA interface to QEMU is
- unavailable.
-
- @retval RETURN_BAD_BUFFER_SIZE ScratchBufferSize is too large.
-
- @retval RETURN_OUT_OF_RESOURCES Memory allocation failed.
-
- @retval RETURN_SUCCESS Callback() has been installed, and the
- ownership of Context has been transferred.
- Reserved memory has been allocated for the
- scratch buffer.
-
- A successful invocation of
- QemuFwCfgS3CallWhenBootScriptReady() cannot
- be rolled back.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3CallWhenBootScriptReady (
- IN FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION *Callback,
- IN OUT VOID *Context, OPTIONAL
- IN UINTN ScratchBufferSize
- )
-{
- EFI_STATUS Status;
- VOID *Registration;
-
- //
- // Basic fw_cfg is certainly available, as we can only be here after a
- // successful call to QemuFwCfgS3Enabled(). Check fw_cfg DMA availability.
- //
- ASSERT (QemuFwCfgIsAvailable ());
- QemuFwCfgSelectItem (QemuFwCfgItemInterfaceVersion);
- if ((QemuFwCfgRead32 () & FW_CFG_F_DMA) == 0) {
- DEBUG ((DEBUG_ERROR, "%a: %a: fw_cfg DMA unavailable\n",
- gEfiCallerBaseName, __FUNCTION__));
- return RETURN_NOT_FOUND;
- }
-
- //
- // Allocate a reserved buffer for the DMA access control structure and the
- // client data together.
- //
- if (ScratchBufferSize >
- MAX_UINT32 - (RESERVED_MEM_ALIGNMENT - 1) - sizeof *mDmaAccess) {
- DEBUG ((DEBUG_ERROR, "%a: %a: ScratchBufferSize too big: %Lu\n",
- gEfiCallerBaseName, __FUNCTION__, (UINT64)ScratchBufferSize));
- return RETURN_BAD_BUFFER_SIZE;
- }
- mDmaAccess = AllocateReservedPool ((RESERVED_MEM_ALIGNMENT - 1) +
- sizeof *mDmaAccess + ScratchBufferSize);
- if (mDmaAccess == NULL) {
- DEBUG ((DEBUG_ERROR, "%a: %a: AllocateReservedPool(): out of resources\n",
- gEfiCallerBaseName, __FUNCTION__));
- return RETURN_OUT_OF_RESOURCES;
- }
- mDmaAccess = ALIGN_POINTER (mDmaAccess, RESERVED_MEM_ALIGNMENT);
-
- //
- // Set up a protocol notify for EFI_S3_SAVE_STATE_PROTOCOL. Forward the
- // client's Context to the callback.
- //
- Status = gBS->CreateEvent (EVT_NOTIFY_SIGNAL, TPL_CALLBACK,
- S3SaveStateInstalledNotify, Context,
- &mS3SaveStateInstalledEvent);
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: CreateEvent(): %r\n", gEfiCallerBaseName,
- __FUNCTION__, Status));
- goto FreeDmaAccess;
- }
- Status = gBS->RegisterProtocolNotify (&gEfiS3SaveStateProtocolGuid,
- mS3SaveStateInstalledEvent, &Registration);
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: RegisterProtocolNotify(): %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- goto CloseEvent;
- }
-
- //
- // Set the remaining global variables. For the alignment guarantee on
- // mScratchBuffer, we rely on the fact that *mDmaAccess has a size that is an
- // integral multiple of RESERVED_MEM_ALIGNMENT.
- //
- ASSERT (sizeof *mDmaAccess % RESERVED_MEM_ALIGNMENT == 0);
- mScratchBuffer = mDmaAccess + 1;
- mScratchBufferSize = ScratchBufferSize;
- mCallback = Callback;
-
- //
- // Kick the event; EFI_S3_SAVE_STATE_PROTOCOL could be available already.
- //
- Status = gBS->SignalEvent (mS3SaveStateInstalledEvent);
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: SignalEvent(): %r\n", gEfiCallerBaseName,
- __FUNCTION__, Status));
- goto NullGlobals;
- }
-
- return RETURN_SUCCESS;
-
-NullGlobals:
- mScratchBuffer = NULL;
- mScratchBufferSize = 0;
- mCallback = NULL;
-
-CloseEvent:
- gBS->CloseEvent (mS3SaveStateInstalledEvent);
- mS3SaveStateInstalledEvent = NULL;
-
-FreeDmaAccess:
- FreePool (mDmaAccess);
- mDmaAccess = NULL;
-
- return (RETURN_STATUS)Status;
-}
-
-
-/**
- Produce ACPI S3 Boot Script opcodes that (optionally) select an fw_cfg item,
- and transfer data to it.
-
- The opcodes produced by QemuFwCfgS3ScriptWriteBytes() will first restore
- NumberOfBytes bytes in ScratchBuffer in-place, in reserved memory, then write
- them to fw_cfg using DMA.
-
- If the operation fails during S3 resume, the boot script will hang.
-
- This function may only be called from the client module's
- FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady() as Callback.
-
- @param[in] FirmwareConfigItem The UINT16 selector key of the firmware config
- item to write, expressed as INT32. If
- FirmwareConfigItem is -1, no selection is
- made, the write will occur to the currently
- selected item, at its currently selected
- offset. Otherwise, the specified item will be
- selected, and the write will occur at offset
- 0.
-
- @param[in] NumberOfBytes Size of the data to restore in ScratchBuffer,
- and to write from ScratchBuffer, during S3
- resume. NumberOfBytes must not exceed
- ScratchBufferSize, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady().
-
- @retval RETURN_SUCCESS The opcodes were appended to the ACPI S3
- Boot Script successfully. There is no way
- to undo this action.
-
- @retval RETURN_INVALID_PARAMETER FirmwareConfigItem is invalid.
-
- @retval RETURN_BAD_BUFFER_SIZE NumberOfBytes is larger than
- ScratchBufferSize.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3ScriptWriteBytes (
- IN INT32 FirmwareConfigItem,
- IN UINTN NumberOfBytes
- )
-{
- UINTN Count;
- EFI_STATUS Status;
- UINT64 AccessAddress;
- UINT32 ControlPollData;
- UINT32 ControlPollMask;
-
- ASSERT (mDmaAccess != NULL);
- ASSERT (mS3SaveState != NULL);
-
- if (FirmwareConfigItem < -1 || FirmwareConfigItem > MAX_UINT16) {
- return RETURN_INVALID_PARAMETER;
- }
- if (NumberOfBytes > mScratchBufferSize) {
- return RETURN_BAD_BUFFER_SIZE;
- }
-
- //
- // Set up a write[+select] fw_cfg DMA command.
- //
- mDmaAccess->Control = FW_CFG_DMA_CTL_WRITE;
- if (FirmwareConfigItem != -1) {
- mDmaAccess->Control |= FW_CFG_DMA_CTL_SELECT;
- mDmaAccess->Control |= (UINT32)FirmwareConfigItem << 16;
- }
- mDmaAccess->Control = SwapBytes32 (mDmaAccess->Control);
-
- //
- // We ensured the following constraint via mScratchBufferSize in
- // QemuFwCfgS3CallWhenBootScriptReady().
- //
- ASSERT (NumberOfBytes <= MAX_UINT32);
- mDmaAccess->Length = SwapBytes32 ((UINT32)NumberOfBytes);
-
- mDmaAccess->Address = SwapBytes64 ((UINTN)mScratchBuffer);
-
- //
- // Copy mDmaAccess and NumberOfBytes bytes from mScratchBuffer into the boot
- // script. When executed at S3 resume, this opcode will restore all of them
- // in-place.
- //
- Count = (UINTN)mScratchBuffer + NumberOfBytes - (UINTN)mDmaAccess;
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE, // OpCode
- EfiBootScriptWidthUint8, // Width
- (UINT64)(UINTN)mDmaAccess, // Address
- Count, // Count
- (VOID *)mDmaAccess // Buffer
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- //
- // Append an opcode that will write the address of the fw_cfg DMA command to
- // the fw_cfg DMA address register, which consists of two 32-bit IO ports.
- // The second (highest address, least significant) write will start the
- // transfer.
- //
- AccessAddress = SwapBytes64 ((UINTN)mDmaAccess);
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_IO_WRITE_OPCODE, // OpCode
- EfiBootScriptWidthUint32, // Width
- (UINT64)FW_CFG_IO_DMA_ADDRESS, // Address
- (UINTN)2, // Count
- (VOID *)&AccessAddress // Buffer
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_IO_WRITE_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- //
- // The following opcode will wait until the Control word reads as zero
- // (transfer complete). As timeout we use MAX_UINT64 * 100ns, which is
- // approximately 58494 years.
- //
- ControlPollData = 0;
- ControlPollMask = MAX_UINT32;
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_MEM_POLL_OPCODE, // OpCode
- EfiBootScriptWidthUint32, // Width
- (UINT64)(UINTN)&mDmaAccess->Control, // Address
- (VOID *)&ControlPollData, // Data
- (VOID *)&ControlPollMask, // DataMask
- MAX_UINT64 // Delay
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_MEM_POLL_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- Produce ACPI S3 Boot Script opcodes that (optionally) select an fw_cfg item,
- and transfer data from it.
-
- The opcodes produced by QemuFwCfgS3ScriptReadBytes() will read NumberOfBytes
- bytes from fw_cfg using DMA, storing the result in ScratchBuffer, in reserved
- memory.
-
- If the operation fails during S3 resume, the boot script will hang.
-
- This function may only be called from the client module's
- FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady() as Callback.
-
- @param[in] FirmwareConfigItem The UINT16 selector key of the firmware config
- item to read, expressed as INT32. If
- FirmwareConfigItem is -1, no selection is
- made, the read will occur from the currently
- selected item, from its currently selected
- offset. Otherwise, the specified item will be
- selected, and the read will occur from offset
- 0.
-
- @param[in] NumberOfBytes Size of the data to read during S3 resume.
- NumberOfBytes must not exceed
- ScratchBufferSize, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady().
-
- @retval RETURN_SUCCESS The opcodes were appended to the ACPI S3
- Boot Script successfully. There is no way
- to undo this action.
-
- @retval RETURN_INVALID_PARAMETER FirmwareConfigItem is invalid.
-
- @retval RETURN_BAD_BUFFER_SIZE NumberOfBytes is larger than
- ScratchBufferSize.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3ScriptReadBytes (
- IN INT32 FirmwareConfigItem,
- IN UINTN NumberOfBytes
- )
-{
- EFI_STATUS Status;
- UINT64 AccessAddress;
- UINT32 ControlPollData;
- UINT32 ControlPollMask;
-
- ASSERT (mDmaAccess != NULL);
- ASSERT (mS3SaveState != NULL);
-
- if (FirmwareConfigItem < -1 || FirmwareConfigItem > MAX_UINT16) {
- return RETURN_INVALID_PARAMETER;
- }
- if (NumberOfBytes > mScratchBufferSize) {
- return RETURN_BAD_BUFFER_SIZE;
- }
-
- //
- // Set up a read[+select] fw_cfg DMA command.
- //
- mDmaAccess->Control = FW_CFG_DMA_CTL_READ;
- if (FirmwareConfigItem != -1) {
- mDmaAccess->Control |= FW_CFG_DMA_CTL_SELECT;
- mDmaAccess->Control |= (UINT32)FirmwareConfigItem << 16;
- }
- mDmaAccess->Control = SwapBytes32 (mDmaAccess->Control);
-
- //
- // We ensured the following constraint via mScratchBufferSize in
- // QemuFwCfgS3CallWhenBootScriptReady().
- //
- ASSERT (NumberOfBytes <= MAX_UINT32);
- mDmaAccess->Length = SwapBytes32 ((UINT32)NumberOfBytes);
-
- mDmaAccess->Address = SwapBytes64 ((UINTN)mScratchBuffer);
-
- //
- // Copy mDmaAccess into the boot script. When executed at S3 resume, this
- // opcode will restore it in-place.
- //
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE, // OpCode
- EfiBootScriptWidthUint8, // Width
- (UINT64)(UINTN)mDmaAccess, // Address
- sizeof *mDmaAccess, // Count
- (VOID *)mDmaAccess // Buffer
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- //
- // Append an opcode that will write the address of the fw_cfg DMA command to
- // the fw_cfg DMA address register, which consists of two 32-bit IO ports.
- // The second (highest address, least significant) write will start the
- // transfer.
- //
- AccessAddress = SwapBytes64 ((UINTN)mDmaAccess);
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_IO_WRITE_OPCODE, // OpCode
- EfiBootScriptWidthUint32, // Width
- (UINT64)FW_CFG_IO_DMA_ADDRESS, // Address
- (UINTN)2, // Count
- (VOID *)&AccessAddress // Buffer
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_IO_WRITE_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- //
- // The following opcode will wait until the Control word reads as zero
- // (transfer complete). As timeout we use MAX_UINT64 * 100ns, which is
- // approximately 58494 years.
- //
- ControlPollData = 0;
- ControlPollMask = MAX_UINT32;
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_MEM_POLL_OPCODE, // OpCode
- EfiBootScriptWidthUint32, // Width
- (UINT64)(UINTN)&mDmaAccess->Control, // Address
- (VOID *)&ControlPollData, // Data
- (VOID *)&ControlPollMask, // DataMask
- MAX_UINT64 // Delay
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_MEM_POLL_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- Produce ACPI S3 Boot Script opcodes that (optionally) select an fw_cfg item,
- and increase its offset.
-
- If the operation fails during S3 resume, the boot script will hang.
-
- This function may only be called from the client module's
- FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady() as Callback.
-
- @param[in] FirmwareConfigItem The UINT16 selector key of the firmware config
- item to advance the offset of, expressed as
- INT32. If FirmwareConfigItem is -1, no
- selection is made, and the offset for the
- currently selected item is increased.
- Otherwise, the specified item will be
- selected, and the offset increment will occur
- from offset 0.
-
- @param[in] NumberOfBytes The number of bytes to skip in the subject
- fw_cfg item.
-
- @retval RETURN_SUCCESS The opcodes were appended to the ACPI S3
- Boot Script successfully. There is no way
- to undo this action.
-
- @retval RETURN_INVALID_PARAMETER FirmwareConfigItem is invalid.
-
- @retval RETURN_BAD_BUFFER_SIZE NumberOfBytes is too large.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3ScriptSkipBytes (
- IN INT32 FirmwareConfigItem,
- IN UINTN NumberOfBytes
- )
-{
- EFI_STATUS Status;
- UINT64 AccessAddress;
- UINT32 ControlPollData;
- UINT32 ControlPollMask;
-
- ASSERT (mDmaAccess != NULL);
- ASSERT (mS3SaveState != NULL);
-
- if (FirmwareConfigItem < -1 || FirmwareConfigItem > MAX_UINT16) {
- return RETURN_INVALID_PARAMETER;
- }
- if (NumberOfBytes > MAX_UINT32) {
- return RETURN_BAD_BUFFER_SIZE;
- }
-
- //
- // Set up a skip[+select] fw_cfg DMA command.
- //
- mDmaAccess->Control = FW_CFG_DMA_CTL_SKIP;
- if (FirmwareConfigItem != -1) {
- mDmaAccess->Control |= FW_CFG_DMA_CTL_SELECT;
- mDmaAccess->Control |= (UINT32)FirmwareConfigItem << 16;
- }
- mDmaAccess->Control = SwapBytes32 (mDmaAccess->Control);
-
- mDmaAccess->Length = SwapBytes32 ((UINT32)NumberOfBytes);
- mDmaAccess->Address = 0;
-
- //
- // Copy mDmaAccess into the boot script. When executed at S3 resume, this
- // opcode will restore it in-place.
- //
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE, // OpCode
- EfiBootScriptWidthUint8, // Width
- (UINT64)(UINTN)mDmaAccess, // Address
- sizeof *mDmaAccess, // Count
- (VOID *)mDmaAccess // Buffer
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- //
- // Append an opcode that will write the address of the fw_cfg DMA command to
- // the fw_cfg DMA address register, which consists of two 32-bit IO ports.
- // The second (highest address, least significant) write will start the
- // transfer.
- //
- AccessAddress = SwapBytes64 ((UINTN)mDmaAccess);
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_IO_WRITE_OPCODE, // OpCode
- EfiBootScriptWidthUint32, // Width
- (UINT64)FW_CFG_IO_DMA_ADDRESS, // Address
- (UINTN)2, // Count
- (VOID *)&AccessAddress // Buffer
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_IO_WRITE_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- //
- // The following opcode will wait until the Control word reads as zero
- // (transfer complete). As timeout we use MAX_UINT64 * 100ns, which is
- // approximately 58494 years.
- //
- ControlPollData = 0;
- ControlPollMask = MAX_UINT32;
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_MEM_POLL_OPCODE, // OpCode
- EfiBootScriptWidthUint32, // Width
- (UINT64)(UINTN)&mDmaAccess->Control, // Address
- (VOID *)&ControlPollData, // Data
- (VOID *)&ControlPollMask, // DataMask
- MAX_UINT64 // Delay
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_MEM_POLL_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- Produce ACPI S3 Boot Script opcodes that check a value in ScratchBuffer.
-
- If the check fails during S3 resume, the boot script will hang.
-
- This function may only be called from the client module's
- FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION, which was passed to
- QemuFwCfgS3CallWhenBootScriptReady() as Callback.
-
- @param[in] ScratchData Pointer to the UINT8, UINT16, UINT32 or UINT64 field
- in ScratchBuffer that should be checked. The caller
- is responsible for populating the field during S3
- resume, by calling QemuFwCfgS3ScriptReadBytes() ahead
- of QemuFwCfgS3ScriptCheckValue().
-
- ScratchData must point into ScratchBuffer, which was
- allocated, and passed to Callback(), by
- QemuFwCfgS3CallWhenBootScriptReady().
-
- ScratchData must be aligned at ValueSize bytes.
-
- @param[in] ValueSize One of 1, 2, 4 or 8, specifying the size of the field
- to check.
-
- @param[in] ValueMask The value read from ScratchData is binarily AND-ed
- with ValueMask, and the result is compared against
- Value. If the masked data equals Value, the check
- passes, and the boot script can proceed. Otherwise,
- the check fails, and the boot script hangs.
-
- @param[in] Value Refer to ValueMask.
-
- @retval RETURN_SUCCESS The opcodes were appended to the ACPI S3
- Boot Script successfully. There is no way
- to undo this action.
-
- @retval RETURN_INVALID_PARAMETER ValueSize is invalid.
-
- @retval RETURN_INVALID_PARAMETER ValueMask or Value cannot be represented in
- ValueSize bytes.
-
- @retval RETURN_INVALID_PARAMETER ScratchData is not aligned at ValueSize
- bytes.
-
- @retval RETURN_BAD_BUFFER_SIZE The ValueSize bytes at ScratchData aren't
- wholly contained in the ScratchBufferSize
- bytes at ScratchBuffer.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3ScriptCheckValue (
- IN VOID *ScratchData,
- IN UINT8 ValueSize,
- IN UINT64 ValueMask,
- IN UINT64 Value
- )
-{
- EFI_BOOT_SCRIPT_WIDTH Width;
- EFI_STATUS Status;
-
- ASSERT (mS3SaveState != NULL);
-
- switch (ValueSize) {
- case 1:
- Width = EfiBootScriptWidthUint8;
- break;
-
- case 2:
- Width = EfiBootScriptWidthUint16;
- break;
-
- case 4:
- Width = EfiBootScriptWidthUint32;
- break;
-
- case 8:
- Width = EfiBootScriptWidthUint64;
- break;
-
- default:
- return RETURN_INVALID_PARAMETER;
- }
-
- if (ValueSize < 8 &&
- (RShiftU64 (ValueMask, ValueSize * 8) > 0 ||
- RShiftU64 (Value, ValueSize * 8) > 0)) {
- return RETURN_INVALID_PARAMETER;
- }
-
- if ((UINTN)ScratchData % ValueSize > 0) {
- return RETURN_INVALID_PARAMETER;
- }
-
- if (((UINTN)ScratchData < (UINTN)mScratchBuffer) ||
- ((UINTN)ScratchData > MAX_UINTN - ValueSize) ||
- ((UINTN)ScratchData + ValueSize >
- (UINTN)mScratchBuffer + mScratchBufferSize)) {
- return RETURN_BAD_BUFFER_SIZE;
- }
-
- //
- // The following opcode will wait "until" (*ScratchData & ValueMask) reads as
- // Value, considering the least significant ValueSize bytes. As timeout we
- // use MAX_UINT64 * 100ns, which is approximately 58494 years.
- //
- Status = mS3SaveState->Write (
- mS3SaveState, // This
- EFI_BOOT_SCRIPT_MEM_POLL_OPCODE, // OpCode
- Width, // Width
- (UINT64)(UINTN)ScratchData, // Address
- (VOID *)&Value, // Data
- (VOID *)&ValueMask, // DataMask
- MAX_UINT64 // Delay
- );
- if (EFI_ERROR (Status)) {
- DEBUG ((DEBUG_ERROR, "%a: %a: EFI_BOOT_SCRIPT_MEM_POLL_OPCODE: %r\n",
- gEfiCallerBaseName, __FUNCTION__, Status));
- return (RETURN_STATUS)Status;
- }
-
- return RETURN_SUCCESS;
-}
diff --git a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Pei.c b/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Pei.c deleted file mode 100644 index 031e9f2f70..0000000000 --- a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3Pei.c +++ /dev/null @@ -1,86 +0,0 @@ -/** @file
- Limited functionality QemuFwCfgS3Lib instance, for PEI phase modules.
-
- QemuFwCfgS3Enabled() queries S3 enablement via fw_cfg. Other library APIs
- will report lack of support.
-
- Copyright (C) 2017, Red Hat, Inc.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/QemuFwCfgS3Lib.h>
-
-/**
- Install the client module's FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION callback for
- when the production of ACPI S3 Boot Script opcodes becomes possible.
-
- Take ownership of the client-provided Context, and pass it to the callback
- function, when the latter is invoked.
-
- Allocate scratch space for those ACPI S3 Boot Script opcodes to work upon
- that the client will produce in the callback function.
-
- @param[in] Callback FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION to invoke
- when the production of ACPI S3 Boot Script
- opcodes becomes possible. Callback() may be
- called immediately from
- QemuFwCfgS3CallWhenBootScriptReady().
-
- @param[in,out] Context Client-provided data structure for the
- Callback() callback function to consume.
-
- If Context points to dynamically allocated
- memory, then Callback() must release it.
-
- If Context points to dynamically allocated
- memory, and
- QemuFwCfgS3CallWhenBootScriptReady() returns
- successfully, then the caller of
- QemuFwCfgS3CallWhenBootScriptReady() must
- neither dereference nor even evaluate Context
- any longer, as ownership of the referenced area
- has been transferred to Callback().
-
- @param[in] ScratchBufferSize The size of the scratch buffer that will hold,
- in reserved memory, all client data read,
- written, and checked by the ACPI S3 Boot Script
- opcodes produced by Callback().
-
- @retval RETURN_UNSUPPORTED The library instance does not support this
- function.
-
- @retval RETURN_NOT_FOUND The fw_cfg DMA interface to QEMU is
- unavailable.
-
- @retval RETURN_BAD_BUFFER_SIZE ScratchBufferSize is too large.
-
- @retval RETURN_OUT_OF_RESOURCES Memory allocation failed.
-
- @retval RETURN_SUCCESS Callback() has been installed, and the
- ownership of Context has been transferred.
- Reserved memory has been allocated for the
- scratch buffer.
-
- A successful invocation of
- QemuFwCfgS3CallWhenBootScriptReady() cannot
- be rolled back.
-
- @return Error codes from underlying functions.
-**/
-RETURN_STATUS
-EFIAPI
-QemuFwCfgS3CallWhenBootScriptReady (
- IN FW_CFG_BOOT_SCRIPT_CALLBACK_FUNCTION *Callback,
- IN OUT VOID *Context, OPTIONAL
- IN UINTN ScratchBufferSize
- )
-{
- return RETURN_UNSUPPORTED;
-}
diff --git a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3PeiDxe.c b/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3PeiDxe.c deleted file mode 100644 index f87d6b8227..0000000000 --- a/OvmfPkg/Library/QemuFwCfgS3Lib/QemuFwCfgS3PeiDxe.c +++ /dev/null @@ -1,48 +0,0 @@ -/** @file
- Shared code for the PEI fw_cfg and DXE fw_cfg instances of the QemuFwCfgS3Lib
- class.
-
- Copyright (C) 2017, Red Hat, Inc.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Library/QemuFwCfgLib.h>
-#include <Library/QemuFwCfgS3Lib.h>
-
-/**
- Determine if S3 support is explicitly enabled.
-
- @retval TRUE If S3 support is explicitly enabled. Other functions in this
- library may be called (subject to their individual
- restrictions).
-
- FALSE Otherwise. This includes unavailability of the firmware
- configuration interface. No other function in this library
- must be called.
-**/
-BOOLEAN
-EFIAPI
-QemuFwCfgS3Enabled (
- VOID
- )
-{
- RETURN_STATUS Status;
- FIRMWARE_CONFIG_ITEM FwCfgItem;
- UINTN FwCfgSize;
- UINT8 SystemStates[6];
-
- Status = QemuFwCfgFindFile ("etc/system-states", &FwCfgItem, &FwCfgSize);
- if (Status != RETURN_SUCCESS || FwCfgSize != sizeof SystemStates) {
- return FALSE;
- }
- QemuFwCfgSelectItem (FwCfgItem);
- QemuFwCfgReadBytes (sizeof SystemStates, SystemStates);
- return (BOOLEAN) (SystemStates[3] & BIT7);
-}
diff --git a/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.c b/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.c deleted file mode 100644 index cc75d046a8..0000000000 --- a/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.c +++ /dev/null @@ -1,148 +0,0 @@ -/** @file
- Reset System Library functions for OVMF
-
- Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Base.h>
-
-#include <Library/BaseLib.h>
-#include <Library/DebugLib.h>
-#include <Library/IoLib.h>
-#include <Library/TimerLib.h>
-#include <OvmfPlatforms.h>
-
-#include <OvmfPlatforms.h>
-
-VOID
-AcpiPmControl (
- UINTN SuspendType
- )
-{
- UINT16 AcpiPmBaseAddress;
- UINT16 HostBridgeDevId;
-
- ASSERT (SuspendType < 6);
-
- AcpiPmBaseAddress = 0;
- HostBridgeDevId = PciRead16 (OVMF_HOSTBRIDGE_DID);
- switch (HostBridgeDevId) {
- case INTEL_82441_DEVICE_ID:
- AcpiPmBaseAddress = PIIX4_PMBA_VALUE;
- break;
- case INTEL_Q35_MCH_DEVICE_ID:
- AcpiPmBaseAddress = ICH9_PMBASE_VALUE;
- break;
- default:
- ASSERT (FALSE);
- CpuDeadLoop ();
- }
-
- IoBitFieldWrite16 (AcpiPmBaseAddress + 4, 10, 13, (UINT16) SuspendType);
- IoOr16 (AcpiPmBaseAddress + 4, BIT13);
- CpuDeadLoop ();
-}
-
-/**
- Calling this function causes a system-wide reset. This sets
- all circuitry within the system to its initial state. This type of reset
- is asynchronous to system operation and operates without regard to
- cycle boundaries.
-
- System reset should not return, if it returns, it means the system does
- not support cold reset.
-**/
-VOID
-EFIAPI
-ResetCold (
- VOID
- )
-{
- IoWrite8 (0xCF9, BIT2 | BIT1); // 1st choice: PIIX3 RCR, RCPU|SRST
- MicroSecondDelay (50);
-
- IoWrite8 (0x64, 0xfe); // 2nd choice: keyboard controller
- CpuDeadLoop ();
-}
-
-/**
- Calling this function causes a system-wide initialization. The processors
- are set to their initial state, and pending cycles are not corrupted.
-
- System reset should not return, if it returns, it means the system does
- not support warm reset.
-**/
-VOID
-EFIAPI
-ResetWarm (
- VOID
- )
-{
- IoWrite8 (0x64, 0xfe);
- CpuDeadLoop ();
-}
-
-/**
- Calling this function causes the system to enter a power state equivalent
- to the ACPI G2/S5 or G3 states.
-
- System shutdown should not return, if it returns, it means the system does
- not support shut down reset.
-**/
-VOID
-EFIAPI
-ResetShutdown (
- VOID
- )
-{
- AcpiPmControl (0);
- ASSERT (FALSE);
-}
-
-
-/**
- Calling this function causes the system to enter a power state for capsule
- update.
-
- Reset update should not return, if it returns, it means the system does
- not support capsule update.
-
-**/
-VOID
-EFIAPI
-EnterS3WithImmediateWake (
- VOID
- )
-{
- AcpiPmControl (1);
- ASSERT (FALSE);
-}
-
-/**
- This function causes a systemwide reset. The exact type of the reset is
- defined by the EFI_GUID that follows the Null-terminated Unicode string passed
- into ResetData. If the platform does not recognize the EFI_GUID in ResetData
- the platform must pick a supported reset type to perform.The platform may
- optionally log the parameters from any non-normal reset that occurs.
-
- @param[in] DataSize The size, in bytes, of ResetData.
- @param[in] ResetData The data buffer starts with a Null-terminated string,
- followed by the EFI_GUID.
-**/
-VOID
-EFIAPI
-ResetPlatformSpecific (
- IN UINTN DataSize,
- IN VOID *ResetData
- )
-{
- ResetCold ();
-}
diff --git a/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf b/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf deleted file mode 100644 index ecd462ba7d..0000000000 --- a/OvmfPkg/Library/ResetSystemLib/ResetSystemLib.inf +++ /dev/null @@ -1,39 +0,0 @@ -## @file
-# Library instance for ResetSystem library class for OVMF
-#
-# Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = ResetSystemLib
- FILE_GUID = 66564872-21d4-4d2a-a68b-1e844f980820
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = ResetSystemLib
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 IPF
-#
-
-[Sources]
- ResetSystemLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- DebugLib
- IoLib
- TimerLib
diff --git a/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.c b/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.c deleted file mode 100644 index a1a3d188f2..0000000000 --- a/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.c +++ /dev/null @@ -1,875 +0,0 @@ -/** @file
- Serialize Variables Library implementation
-
- Copyright (c) 2004 - 2011, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "SerializeVariablesLib.h"
-
-/**
- Serialization format:
-
- The SerializeVariablesLib interface does not specify a format
- for the serialization of the variable data. This library uses
- a packed array of a non-uniformly sized data structure elements.
-
- Each variable is stored (packed) as:
- UINT32 VendorNameSize; // Name size in bytes
- CHAR16 VendorName[?]; // The variable unicode name including the
- // null terminating character.
- EFI_GUID VendorGuid; // The variable GUID
- UINT32 DataSize; // The size of variable data in bytes
- UINT8 Data[?]; // The variable data
-
-**/
-
-
-/**
- Unpacks the next variable from the buffer
-
- @param[in] Buffer - Buffer pointing to the next variable instance
- On subsequent calls, the pointer should be incremented
- by the returned SizeUsed value.
- @param[in] MaxSize - Max allowable size for the variable data
- On subsequent calls, this should be decremented
- by the returned SizeUsed value.
- @param[out] Name - Variable name string (address in Buffer)
- @param[out] NameSize - Size of Name in bytes
- @param[out] Guid - GUID of variable (address in Buffer)
- @param[out] Attributes - Attributes of variable
- @param[out] Data - Buffer containing Data for variable (address in Buffer)
- @param[out] DataSize - Size of Data in bytes
- @param[out] SizeUsed - Total size used for this variable instance in Buffer
-
- @return EFI_STATUS based on the success or failure of the operation
-
-**/
-STATIC
-EFI_STATUS
-UnpackVariableFromBuffer (
- IN VOID *Buffer,
- IN UINTN MaxSize,
- OUT CHAR16 **Name,
- OUT UINT32 *NameSize,
- OUT EFI_GUID **Guid,
- OUT UINT32 *Attributes,
- OUT UINT32 *DataSize,
- OUT VOID **Data,
- OUT UINTN *SizeUsed
- )
-{
- UINT8 *BytePtr;
- UINTN Offset;
-
- BytePtr = (UINT8*)Buffer;
- Offset = 0;
-
- *NameSize = *(UINT32*) (BytePtr + Offset);
- Offset = Offset + sizeof (UINT32);
-
- if (Offset > MaxSize) {
- return EFI_INVALID_PARAMETER;
- }
-
- *Name = (CHAR16*) (BytePtr + Offset);
- Offset = Offset + *(UINT32*)BytePtr;
- if (Offset > MaxSize) {
- return EFI_INVALID_PARAMETER;
- }
-
- *Guid = (EFI_GUID*) (BytePtr + Offset);
- Offset = Offset + sizeof (EFI_GUID);
- if (Offset > MaxSize) {
- return EFI_INVALID_PARAMETER;
- }
-
- *Attributes = *(UINT32*) (BytePtr + Offset);
- Offset = Offset + sizeof (UINT32);
- if (Offset > MaxSize) {
- return EFI_INVALID_PARAMETER;
- }
-
- *DataSize = *(UINT32*) (BytePtr + Offset);
- Offset = Offset + sizeof (UINT32);
- if (Offset > MaxSize) {
- return EFI_INVALID_PARAMETER;
- }
-
- *Data = (VOID*) (BytePtr + Offset);
- Offset = Offset + *DataSize;
- if (Offset > MaxSize) {
- return EFI_INVALID_PARAMETER;
- }
-
- *SizeUsed = Offset;
-
- return EFI_SUCCESS;
-}
-
-
-/**
- Iterates through the variables in the buffer, and calls a callback
- function for each variable found.
-
- @param[in] CallbackFunction - Function called for each variable instance
- @param[in] Context - Passed to each call of CallbackFunction
- @param[in] Buffer - Buffer containing serialized variables
- @param[in] MaxSize - Size of Buffer in bytes
-
- @return EFI_STATUS based on the success or failure of the operation
-
-**/
-STATIC
-EFI_STATUS
-IterateVariablesInBuffer (
- IN VARIABLE_SERIALIZATION_ITERATION_CALLBACK CallbackFunction,
- IN VOID *CallbackContext,
- IN VOID *Buffer,
- IN UINTN MaxSize
- )
-{
- RETURN_STATUS Status;
- UINTN TotalSizeUsed;
- UINTN SizeUsed;
-
- CHAR16 *Name;
- UINT32 NameSize;
- CHAR16 *AlignedName;
- UINT32 AlignedNameMaxSize;
- EFI_GUID *Guid;
- UINT32 Attributes;
- UINT32 DataSize;
- VOID *Data;
-
- SizeUsed = 0;
- AlignedName = NULL;
- AlignedNameMaxSize = 0;
- Name = NULL;
- Guid = NULL;
- Attributes = 0;
- DataSize = 0;
- Data = NULL;
-
- for (
- Status = EFI_SUCCESS, TotalSizeUsed = 0;
- !EFI_ERROR (Status) && (TotalSizeUsed < MaxSize);
- ) {
- Status = UnpackVariableFromBuffer (
- (VOID*) ((UINT8*) Buffer + TotalSizeUsed),
- (MaxSize - TotalSizeUsed),
- &Name,
- &NameSize,
- &Guid,
- &Attributes,
- &DataSize,
- &Data,
- &SizeUsed
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // We copy the name to a separately allocated buffer,
- // to be sure it is 16-bit aligned.
- //
- if (NameSize > AlignedNameMaxSize) {
- if (AlignedName != NULL) {
- FreePool (AlignedName);
- }
- AlignedName = AllocatePool (NameSize);
- }
- if (AlignedName == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
- CopyMem (AlignedName, Name, NameSize);
-
- TotalSizeUsed = TotalSizeUsed + SizeUsed;
-
- //
- // Run the callback function
- //
- Status = (*CallbackFunction) (
- CallbackContext,
- AlignedName,
- Guid,
- Attributes,
- DataSize,
- Data
- );
-
- }
-
- if (AlignedName != NULL) {
- FreePool (AlignedName);
- }
-
- //
- // Make sure the entire buffer was used, or else return an error
- //
- if (TotalSizeUsed != MaxSize) {
- DEBUG ((
- EFI_D_ERROR,
- "Deserialize variables error: TotalSizeUsed(%Lu) != MaxSize(%Lu)\n",
- (UINT64)TotalSizeUsed,
- (UINT64)MaxSize
- ));
- return EFI_INVALID_PARAMETER;
- }
-
- return EFI_SUCCESS;
-}
-
-
-STATIC
-RETURN_STATUS
-EFIAPI
-IterateVariablesCallbackNop (
- IN VOID *Context,
- IN CHAR16 *VariableName,
- IN EFI_GUID *VendorGuid,
- IN UINT32 Attributes,
- IN UINTN DataSize,
- IN VOID *Data
- )
-{
- return RETURN_SUCCESS;
-}
-
-
-STATIC
-RETURN_STATUS
-EFIAPI
-IterateVariablesCallbackSetInInstance (
- IN VOID *Context,
- IN CHAR16 *VariableName,
- IN EFI_GUID *VendorGuid,
- IN UINT32 Attributes,
- IN UINTN DataSize,
- IN VOID *Data
- )
-{
- EFI_HANDLE Instance;
-
- Instance = (EFI_HANDLE) Context;
-
- return SerializeVariablesAddVariable (
- Instance,
- VariableName,
- VendorGuid,
- Attributes,
- DataSize,
- Data
- );
-}
-
-
-STATIC
-RETURN_STATUS
-EFIAPI
-IterateVariablesCallbackSetSystemVariable (
- IN VOID *Context,
- IN CHAR16 *VariableName,
- IN EFI_GUID *VendorGuid,
- IN UINT32 Attributes,
- IN UINTN DataSize,
- IN VOID *Data
- )
-{
- EFI_STATUS Status;
- STATIC CONST UINT32 AuthMask =
- EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS |
- EFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS;
-
- Status = gRT->SetVariable (
- VariableName,
- VendorGuid,
- Attributes,
- DataSize,
- Data
- );
-
- if (Status == EFI_SECURITY_VIOLATION && (Attributes & AuthMask) != 0) {
- DEBUG ((DEBUG_WARN, "%a: setting authenticated variable \"%s\" "
- "failed with EFI_SECURITY_VIOLATION, ignoring\n", __FUNCTION__,
- VariableName));
- Status = EFI_SUCCESS;
- } else if (Status == EFI_WRITE_PROTECTED) {
- DEBUG ((DEBUG_WARN, "%a: setting ReadOnly variable \"%s\" "
- "failed with EFI_WRITE_PROTECTED, ignoring\n", __FUNCTION__,
- VariableName));
- Status = EFI_SUCCESS;
- }
- return Status;
-}
-
-
-STATIC
-RETURN_STATUS
-EnsureExtraBufferSpace (
- IN SV_INSTANCE *Instance,
- IN UINTN Size
- )
-{
- VOID *NewBuffer;
- UINTN NewSize;
-
- NewSize = Instance->DataSize + Size;
- if (NewSize <= Instance->BufferSize) {
- return RETURN_SUCCESS;
- }
-
- //
- // Double the required size to lessen the need to re-allocate in the future
- //
- NewSize = 2 * NewSize;
-
- NewBuffer = AllocatePool (NewSize);
- if (NewBuffer == NULL) {
- return RETURN_OUT_OF_RESOURCES;
- }
-
- if (Instance->BufferPtr != NULL) {
- CopyMem (NewBuffer, Instance->BufferPtr, Instance->DataSize);
- FreePool (Instance->BufferPtr);
- }
-
- Instance->BufferPtr = NewBuffer;
- Instance->BufferSize = NewSize;
-
- return RETURN_SUCCESS;
-}
-
-
-STATIC
-VOID
-AppendToBuffer (
- IN SV_INSTANCE *Instance,
- IN VOID *Data,
- IN UINTN Size
- )
-{
- UINTN NewSize;
-
- ASSERT (Instance != NULL);
- ASSERT (Data != NULL);
-
- NewSize = Instance->DataSize + Size;
- ASSERT ((Instance->DataSize + Size) <= Instance->BufferSize);
-
- CopyMem (
- (VOID*) (((UINT8*) (Instance->BufferPtr)) + Instance->DataSize),
- Data,
- Size
- );
-
- Instance->DataSize = NewSize;
-}
-
-
-/**
- Creates a new variable serialization instance
-
- @param[out] Handle - Handle for a variable serialization instance
-
- @retval RETURN_SUCCESS - The variable serialization instance was
- successfully created.
- @retval RETURN_OUT_OF_RESOURCES - There we not enough resources to
- create the variable serialization instance.
-
-**/
-RETURN_STATUS
-EFIAPI
-SerializeVariablesNewInstance (
- OUT EFI_HANDLE *Handle
- )
-{
- SV_INSTANCE *New;
-
- New = AllocateZeroPool (sizeof (*New));
- if (New == NULL) {
- return RETURN_OUT_OF_RESOURCES;
- }
-
- New->Signature = SV_SIGNATURE;
-
- *Handle = (EFI_HANDLE) New;
- return RETURN_SUCCESS;
-}
-
-
-/**
- Free memory associated with a variable serialization instance
-
- @param[in] Handle - Handle for a variable serialization instance
-
- @retval RETURN_SUCCESS - The variable serialization instance was
- successfully freed.
- @retval RETURN_INVALID_PARAMETER - Handle was not a valid
- variable serialization instance.
-
-**/
-RETURN_STATUS
-EFIAPI
-SerializeVariablesFreeInstance (
- IN EFI_HANDLE Handle
- )
-{
- SV_INSTANCE *Instance;
-
- Instance = SV_FROM_HANDLE (Handle);
-
- if (Instance->Signature != SV_SIGNATURE) {
- return RETURN_INVALID_PARAMETER;
- }
-
- Instance->Signature = 0;
-
- if (Instance->BufferPtr != NULL) {
- FreePool (Instance->BufferPtr);
- }
-
- FreePool (Instance);
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- Creates a new variable serialization instance using the given
- binary representation of the variables to fill the new instance
-
- @param[out] Handle - Handle for a variable serialization instance
- @param[in] Buffer - A buffer with the serialized representation
- of the variables. Must be the same format as produced
- by SerializeVariablesToBuffer.
- @param[in] Size - This is the size of the binary representation
- of the variables.
-
- @retval RETURN_SUCCESS - The binary representation was successfully
- imported into a new variable serialization instance
- @retval RETURN_OUT_OF_RESOURCES - There we not enough resources to
- create the new variable serialization instance
-
-**/
-RETURN_STATUS
-EFIAPI
-SerializeVariablesNewInstanceFromBuffer (
- OUT EFI_HANDLE *Handle,
- IN VOID *Buffer,
- IN UINTN Size
- )
-{
- RETURN_STATUS Status;
-
- Status = SerializeVariablesNewInstance (Handle);
- if (RETURN_ERROR (Status)) {
- return Status;
- }
-
- Status = IterateVariablesInBuffer (
- IterateVariablesCallbackNop,
- NULL,
- Buffer,
- Size
- );
- if (RETURN_ERROR (Status)) {
- SerializeVariablesFreeInstance (*Handle);
- return Status;
- }
-
- Status = IterateVariablesInBuffer (
- IterateVariablesCallbackSetInInstance,
- (VOID*) *Handle,
- Buffer,
- Size
- );
- if (RETURN_ERROR (Status)) {
- SerializeVariablesFreeInstance (*Handle);
- return Status;
- }
-
- return Status;
-}
-
-
-/**
- Iterates all variables found with RuntimeServices GetNextVariableName
-
- @param[in] CallbackFunction - Function called for each variable instance
- @param[in] Context - Passed to each call of CallbackFunction
-
- @retval RETURN_SUCCESS - All variables were iterated without the
- CallbackFunction returning an error
- @retval RETURN_OUT_OF_RESOURCES - There we not enough resources to
- iterate through the variables
- @return Any of RETURN_ERROR indicates an error reading the variable
- or an error was returned from CallbackFunction
-
-**/
-RETURN_STATUS
-EFIAPI
-SerializeVariablesIterateSystemVariables (
- IN VARIABLE_SERIALIZATION_ITERATION_CALLBACK CallbackFunction,
- IN VOID *Context
- )
-{
- RETURN_STATUS Status;
- UINTN VariableNameBufferSize;
- UINTN VariableNameSize;
- CHAR16 *VariableName;
- EFI_GUID VendorGuid;
- UINTN VariableDataBufferSize;
- UINTN VariableDataSize;
- VOID *VariableData;
- UINT32 VariableAttributes;
- VOID *NewBuffer;
-
- //
- // Initialize the variable name and data buffer variables.
- //
- VariableNameBufferSize = sizeof (CHAR16);
- VariableName = AllocateZeroPool (VariableNameBufferSize);
-
- VariableDataBufferSize = 0;
- VariableData = NULL;
-
- for (;;) {
- //
- // Get the next variable name and guid
- //
- VariableNameSize = VariableNameBufferSize;
- Status = gRT->GetNextVariableName (
- &VariableNameSize,
- VariableName,
- &VendorGuid
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- //
- // The currently allocated VariableName buffer is too small,
- // so we allocate a larger buffer, and copy the old buffer
- // to it.
- //
- NewBuffer = AllocatePool (VariableNameSize);
- if (NewBuffer == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- break;
- }
- CopyMem (NewBuffer, VariableName, VariableNameBufferSize);
- if (VariableName != NULL) {
- FreePool (VariableName);
- }
- VariableName = NewBuffer;
- VariableNameBufferSize = VariableNameSize;
-
- //
- // Try to get the next variable name again with the larger buffer.
- //
- Status = gRT->GetNextVariableName (
- &VariableNameSize,
- VariableName,
- &VendorGuid
- );
- }
-
- if (EFI_ERROR (Status)) {
- if (Status == EFI_NOT_FOUND) {
- Status = EFI_SUCCESS;
- }
- break;
- }
-
- //
- // Get the variable data and attributes
- //
- VariableDataSize = VariableDataBufferSize;
- Status = gRT->GetVariable (
- VariableName,
- &VendorGuid,
- &VariableAttributes,
- &VariableDataSize,
- VariableData
- );
- if (Status == EFI_BUFFER_TOO_SMALL) {
- //
- // The currently allocated VariableData buffer is too small,
- // so we allocate a larger buffer.
- //
- if (VariableDataBufferSize != 0) {
- FreePool (VariableData);
- VariableData = NULL;
- VariableDataBufferSize = 0;
- }
- VariableData = AllocatePool (VariableDataSize);
- if (VariableData == NULL) {
- Status = EFI_OUT_OF_RESOURCES;
- break;
- }
- VariableDataBufferSize = VariableDataSize;
-
- //
- // Try to read the variable again with the larger buffer.
- //
- Status = gRT->GetVariable (
- VariableName,
- &VendorGuid,
- &VariableAttributes,
- &VariableDataSize,
- VariableData
- );
- }
- if (EFI_ERROR (Status)) {
- break;
- }
-
- //
- // Run the callback function
- //
- Status = (*CallbackFunction) (
- Context,
- VariableName,
- &VendorGuid,
- VariableAttributes,
- VariableDataSize,
- VariableData
- );
- if (EFI_ERROR (Status)) {
- break;
- }
-
- }
-
- if (VariableName != NULL) {
- FreePool (VariableName);
- }
-
- if (VariableData != NULL) {
- FreePool (VariableData);
- }
-
- return Status;
-}
-
-
-/**
- Iterates all variables found in the variable serialization instance
-
- @param[in] Handle - Handle for a variable serialization instance
- @param[in] CallbackFunction - Function called for each variable instance
- @param[in] Context - Passed to each call of CallbackFunction
-
- @retval RETURN_SUCCESS - All variables were iterated without the
- CallbackFunction returning an error
- @retval RETURN_OUT_OF_RESOURCES - There we not enough resources to
- iterate through the variables
- @return Any of RETURN_ERROR indicates an error reading the variable
- or an error was returned from CallbackFunction
-
-**/
-RETURN_STATUS
-EFIAPI
-SerializeVariablesIterateInstanceVariables (
- IN EFI_HANDLE Handle,
- IN VARIABLE_SERIALIZATION_ITERATION_CALLBACK CallbackFunction,
- IN VOID *Context
- )
-{
- SV_INSTANCE *Instance;
-
- Instance = SV_FROM_HANDLE (Handle);
-
- if ((Instance->BufferPtr != NULL) && (Instance->DataSize != 0)) {
- return IterateVariablesInBuffer (
- CallbackFunction,
- Context,
- Instance->BufferPtr,
- Instance->DataSize
- );
- } else {
- return RETURN_SUCCESS;
- }
-}
-
-
-/**
- Sets all variables found in the variable serialization instance
-
- @param[in] Handle - Handle for a variable serialization instance
-
- @retval RETURN_SUCCESS - All variables were set successfully
- @retval RETURN_OUT_OF_RESOURCES - There we not enough resources to
- set all the variables
- @return Any of RETURN_ERROR indicates an error reading the variables
- or in attempting to set a variable
-
-**/
-RETURN_STATUS
-EFIAPI
-SerializeVariablesSetSerializedVariables (
- IN EFI_HANDLE Handle
- )
-{
- return SerializeVariablesIterateInstanceVariables (
- Handle,
- IterateVariablesCallbackSetSystemVariable,
- NULL
- );
-}
-
-
-/**
- Adds a variable to the variable serialization instance
-
- @param[in] Handle - Handle for a variable serialization instance
- @param[in] VariableName - Refer to RuntimeServices GetVariable
- @param[in] VendorGuid - Refer to RuntimeServices GetVariable
- @param[in] Attributes - Refer to RuntimeServices GetVariable
- @param[in] DataSize - Refer to RuntimeServices GetVariable
- @param[in] Data - Refer to RuntimeServices GetVariable
-
- @retval RETURN_SUCCESS - All variables were set successfully
- @retval RETURN_OUT_OF_RESOURCES - There we not enough resources to
- add the variable
- @retval RETURN_INVALID_PARAMETER - Handle was not a valid
- variable serialization instance or
- VariableName, VariableGuid or Data are NULL.
-
-**/
-RETURN_STATUS
-EFIAPI
-SerializeVariablesAddVariable (
- IN EFI_HANDLE Handle,
- IN CHAR16 *VariableName,
- IN EFI_GUID *VendorGuid,
- IN UINT32 Attributes,
- IN UINTN DataSize,
- IN VOID *Data
- )
-{
- RETURN_STATUS Status;
- SV_INSTANCE *Instance;
- UINT32 SerializedNameSize;
- UINT32 SerializedDataSize;
- UINTN SerializedSize;
-
- Instance = SV_FROM_HANDLE (Handle);
-
- if ((Instance->Signature != SV_SIGNATURE) ||
- (VariableName == NULL) || (VendorGuid == NULL) || (Data == NULL)) {
- }
-
- SerializedNameSize = (UINT32) StrSize (VariableName);
-
- SerializedSize =
- sizeof (SerializedNameSize) +
- SerializedNameSize +
- sizeof (*VendorGuid) +
- sizeof (Attributes) +
- sizeof (SerializedDataSize) +
- DataSize;
-
- Status = EnsureExtraBufferSpace (
- Instance,
- SerializedSize
- );
- if (RETURN_ERROR (Status)) {
- return Status;
- }
-
- //
- // Add name size (UINT32)
- //
- AppendToBuffer (Instance, (VOID*) &SerializedNameSize, sizeof (SerializedNameSize));
-
- //
- // Add variable unicode name string
- //
- AppendToBuffer (Instance, (VOID*) VariableName, SerializedNameSize);
-
- //
- // Add variable GUID
- //
- AppendToBuffer (Instance, (VOID*) VendorGuid, sizeof (*VendorGuid));
-
- //
- // Add variable attributes
- //
- AppendToBuffer (Instance, (VOID*) &Attributes, sizeof (Attributes));
-
- //
- // Add variable data size (UINT32)
- //
- SerializedDataSize = (UINT32) DataSize;
- AppendToBuffer (Instance, (VOID*) &SerializedDataSize, sizeof (SerializedDataSize));
-
- //
- // Add variable data
- //
- AppendToBuffer (Instance, Data, DataSize);
-
- return RETURN_SUCCESS;
-}
-
-
-/**
- Serializes the variables known to this instance into the
- provided buffer.
-
- @param[in] Handle - Handle for a variable serialization instance
- @param[out] Buffer - A buffer to store the binary representation
- of the variables.
- @param[in,out] Size - On input this is the size of the buffer.
- On output this is the size of the binary representation
- of the variables.
-
- @retval RETURN_SUCCESS - The binary representation was successfully
- completed and returned in the buffer.
- @retval RETURN_OUT_OF_RESOURCES - There we not enough resources to
- save the variables to the buffer.
- @retval RETURN_INVALID_PARAMETER - Handle was not a valid
- variable serialization instance or
- Size or Buffer were NULL.
- @retval RETURN_BUFFER_TOO_SMALL - The Buffer size as indicated by
- the Size parameter was too small for the serialized
- variable data. Size is returned with the required size.
-
-**/
-RETURN_STATUS
-EFIAPI
-SerializeVariablesToBuffer (
- IN EFI_HANDLE Handle,
- OUT VOID *Buffer,
- IN OUT UINTN *Size
- )
-{
- SV_INSTANCE *Instance;
-
- Instance = SV_FROM_HANDLE (Handle);
-
- if (Size == NULL) {
- return RETURN_INVALID_PARAMETER;
- }
-
- if (*Size < Instance->DataSize) {
- *Size = Instance->DataSize;
- return RETURN_BUFFER_TOO_SMALL;
- }
-
- if (Buffer == NULL) {
- return RETURN_INVALID_PARAMETER;
- }
-
- *Size = Instance->DataSize;
- CopyMem (Buffer, Instance->BufferPtr, Instance->DataSize);
-
- return RETURN_SUCCESS;
-}
-
diff --git a/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.h b/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.h deleted file mode 100644 index 86aed03418..0000000000 --- a/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.h +++ /dev/null @@ -1,39 +0,0 @@ -/** @file
- Serialize Variables Library implementation
-
- Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#ifndef __SERIALIZE_VARIABLES_LIB_INSTANCE__
-#define __SERIALIZE_VARIABLES_LIB_INSTANCE__
-
-#include <Uefi.h>
-
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/SerializeVariablesLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/UefiRuntimeServicesTableLib.h>
-
-#define SV_FROM_HANDLE(a) CR (a, SV_INSTANCE, Signature, SV_SIGNATURE)
-#define SV_SIGNATURE SIGNATURE_32 ('S', 'V', 'A', 'R')
-
-typedef struct {
- UINT32 Signature;
- VOID *BufferPtr;
- UINTN BufferSize;
- UINTN DataSize;
-} SV_INSTANCE;
-
-#endif
-
diff --git a/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.inf b/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.inf deleted file mode 100644 index b0c12b0ef6..0000000000 --- a/OvmfPkg/Library/SerializeVariablesLib/SerializeVariablesLib.inf +++ /dev/null @@ -1,41 +0,0 @@ -## @file
-# Serialize Variables Library implementation
-#
-# This library serializes and deserializes UEFI variables
-#
-# Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = DxeSerializeVariablesLib
- FILE_GUID = 9515f92a-83ae-45fd-9d2e-e3dc15df52d0
- MODULE_TYPE = UEFI_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = SerializeVariablesLib|DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SAL_DRIVER UEFI_DRIVER
-
-[Sources]
- SerializeVariablesLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- OvmfPkg/OvmfPkg.dec
- ShellPkg/ShellPkg.dec
-
-[LibraryClasses]
- BaseLib
- BaseMemoryLib
- DebugLib
- MemoryAllocationLib
- UefiBootServicesTableLib
- UefiRuntimeServicesTableLib
-
diff --git a/OvmfPkg/Library/SmbiosVersionLib/DetectSmbiosVersionLib.c b/OvmfPkg/Library/SmbiosVersionLib/DetectSmbiosVersionLib.c deleted file mode 100644 index 58180412bd..0000000000 --- a/OvmfPkg/Library/SmbiosVersionLib/DetectSmbiosVersionLib.c +++ /dev/null @@ -1,111 +0,0 @@ -/** @file
-
- A hook-in library for MdeModulePkg/Universal/SmbiosDxe, in order to set
- gEfiMdeModulePkgTokenSpaceGuid.PcdSmbiosVersion (and possibly other PCDs)
- just before SmbiosDxe consumes them.
-
- Copyright (C) 2013, 2015, Red Hat, Inc.
- Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <IndustryStandard/SmBios.h>
-
-#include <Base.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/PcdLib.h>
-#include <Library/QemuFwCfgLib.h>
-
-typedef union {
- SMBIOS_TABLE_ENTRY_POINT V2;
- SMBIOS_TABLE_3_0_ENTRY_POINT V3;
-} QEMU_SMBIOS_ANCHOR;
-
-RETURN_STATUS
-EFIAPI
-DetectSmbiosVersion (
- VOID
- )
-{
- FIRMWARE_CONFIG_ITEM Anchor, Tables;
- UINTN AnchorSize, TablesSize;
- QEMU_SMBIOS_ANCHOR QemuAnchor;
- UINT16 SmbiosVersion;
- RETURN_STATUS PcdStatus;
-
- if (PcdGetBool (PcdQemuSmbiosValidated)) {
- //
- // Some other module, linked against this library, has already performed
- // the task at hand. This should never happen, but it's easy to handle;
- // just exit early.
- //
- return RETURN_SUCCESS;
- }
-
- if (RETURN_ERROR (QemuFwCfgFindFile (
- "etc/smbios/smbios-anchor", &Anchor, &AnchorSize)) ||
- RETURN_ERROR (QemuFwCfgFindFile (
- "etc/smbios/smbios-tables", &Tables, &TablesSize)) ||
- TablesSize == 0) {
- return RETURN_SUCCESS;
- }
-
- QemuFwCfgSelectItem (Anchor);
-
- switch (AnchorSize) {
- case sizeof QemuAnchor.V2:
- QemuFwCfgReadBytes (AnchorSize, &QemuAnchor);
-
- if (QemuAnchor.V2.MajorVersion != 2 ||
- QemuAnchor.V2.TableLength != TablesSize ||
- CompareMem (QemuAnchor.V2.AnchorString, "_SM_", 4) != 0 ||
- CompareMem (QemuAnchor.V2.IntermediateAnchorString, "_DMI_", 5) != 0) {
- return RETURN_SUCCESS;
- }
- SmbiosVersion = (UINT16)(QemuAnchor.V2.MajorVersion << 8 |
- QemuAnchor.V2.MinorVersion);
- break;
-
- case sizeof QemuAnchor.V3:
- QemuFwCfgReadBytes (AnchorSize, &QemuAnchor);
-
- if (QemuAnchor.V3.MajorVersion != 3 ||
- QemuAnchor.V3.TableMaximumSize != TablesSize ||
- CompareMem (QemuAnchor.V3.AnchorString, "_SM3_", 5) != 0) {
- return RETURN_SUCCESS;
- }
- SmbiosVersion = (UINT16)(QemuAnchor.V3.MajorVersion << 8 |
- QemuAnchor.V3.MinorVersion);
-
- DEBUG ((EFI_D_INFO, "%a: SMBIOS 3.x DocRev from QEMU: 0x%02x\n",
- __FUNCTION__, QemuAnchor.V3.DocRev));
- PcdStatus = PcdSet8S (PcdSmbiosDocRev, QemuAnchor.V3.DocRev);
- ASSERT_RETURN_ERROR (PcdStatus);
- break;
-
- default:
- return RETURN_SUCCESS;
- }
-
- DEBUG ((EFI_D_INFO, "%a: SMBIOS version from QEMU: 0x%04x\n", __FUNCTION__,
- SmbiosVersion));
- PcdStatus = PcdSet16S (PcdSmbiosVersion, SmbiosVersion);
- ASSERT_RETURN_ERROR (PcdStatus);
-
- //
- // SMBIOS platform drivers can now fetch and install
- // "etc/smbios/smbios-tables" from QEMU.
- //
- PcdStatus = PcdSetBoolS (PcdQemuSmbiosValidated, TRUE);
- ASSERT_RETURN_ERROR (PcdStatus);
- return RETURN_SUCCESS;
-}
diff --git a/OvmfPkg/Library/SmbiosVersionLib/DetectSmbiosVersionLib.inf b/OvmfPkg/Library/SmbiosVersionLib/DetectSmbiosVersionLib.inf deleted file mode 100644 index 45d953a015..0000000000 --- a/OvmfPkg/Library/SmbiosVersionLib/DetectSmbiosVersionLib.inf +++ /dev/null @@ -1,53 +0,0 @@ -## @file
-#
-# A hook-in library for MdeModulePkg/Universal/SmbiosDxe, in order to set
-# gEfiMdeModulePkgTokenSpaceGuid.PcdSmbiosVersion (and possibly other PCDs)
-# just before SmbiosDxe consumes them.
-#
-# Copyright (C) 2013, 2015, Red Hat, Inc.
-# Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
-# WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = DetectSmbiosVersionLib
- FILE_GUID = 6c633bb2-ae33-49ae-9f89-b5aa999fe3ae
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = SmbiosVersionLib|DXE_DRIVER
- CONSTRUCTOR = DetectSmbiosVersion
-
-#
-# The following information is for reference only and not required by the build
-# tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64
-#
-
-[Sources]
- DetectSmbiosVersionLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- MdeModulePkg/MdeModulePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseMemoryLib
- DebugLib
- PcdLib
- QemuFwCfgLib
-
-[Pcd]
- gEfiMdeModulePkgTokenSpaceGuid.PcdSmbiosVersion
- gEfiMdeModulePkgTokenSpaceGuid.PcdSmbiosDocRev
- gUefiOvmfPkgTokenSpaceGuid.PcdQemuSmbiosValidated
diff --git a/OvmfPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.c b/OvmfPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.c deleted file mode 100644 index a307f64c9c..0000000000 --- a/OvmfPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.c +++ /dev/null @@ -1,834 +0,0 @@ -/** @file
-The CPU specific programming for PiSmmCpuDxeSmm module.
-
-Copyright (c) 2010 - 2015, Intel Corporation. All rights reserved.<BR>
-This program and the accompanying materials
-are licensed and made available under the terms and conditions of the BSD License
-which accompanies this distribution. The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <PiSmm.h>
-#include <Library/SmmCpuFeaturesLib.h>
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/PcdLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/SmmServicesTableLib.h>
-#include <Library/DebugLib.h>
-#include <Register/QemuSmramSaveStateMap.h>
-
-//
-// EFER register LMA bit
-//
-#define LMA BIT10
-
-/**
- The constructor function
-
- @param[in] ImageHandle The firmware allocated handle for the EFI image.
- @param[in] SystemTable A pointer to the EFI System Table.
-
- @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
-
-**/
-EFI_STATUS
-EFIAPI
-SmmCpuFeaturesLibConstructor (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- //
- // No need to program SMRRs on our virtual platform.
- //
- return EFI_SUCCESS;
-}
-
-/**
- Called during the very first SMI into System Management Mode to initialize
- CPU features, including SMBASE, for the currently executing CPU. Since this
- is the first SMI, the SMRAM Save State Map is at the default address of
- SMM_DEFAULT_SMBASE + SMRAM_SAVE_STATE_MAP_OFFSET. The currently executing
- CPU is specified by CpuIndex and CpuIndex can be used to access information
- about the currently executing CPU in the ProcessorInfo array and the
- HotPlugCpuData data structure.
-
- @param[in] CpuIndex The index of the CPU to initialize. The value
- must be between 0 and the NumberOfCpus field in
- the System Management System Table (SMST).
- @param[in] IsMonarch TRUE if the CpuIndex is the index of the CPU that
- was elected as monarch during System Management
- Mode initialization.
- FALSE if the CpuIndex is not the index of the CPU
- that was elected as monarch during System
- Management Mode initialization.
- @param[in] ProcessorInfo Pointer to an array of EFI_PROCESSOR_INFORMATION
- structures. ProcessorInfo[CpuIndex] contains the
- information for the currently executing CPU.
- @param[in] CpuHotPlugData Pointer to the CPU_HOT_PLUG_DATA structure that
- contains the ApidId and SmBase arrays.
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesInitializeProcessor (
- IN UINTN CpuIndex,
- IN BOOLEAN IsMonarch,
- IN EFI_PROCESSOR_INFORMATION *ProcessorInfo,
- IN CPU_HOT_PLUG_DATA *CpuHotPlugData
- )
-{
- QEMU_SMRAM_SAVE_STATE_MAP *CpuState;
-
- //
- // Configure SMBASE.
- //
- CpuState = (QEMU_SMRAM_SAVE_STATE_MAP *)(UINTN)(SMM_DEFAULT_SMBASE + SMRAM_SAVE_STATE_MAP_OFFSET);
- if ((CpuState->x86.SMMRevId & 0xFFFF) == 0) {
- CpuState->x86.SMBASE = (UINT32)CpuHotPlugData->SmBase[CpuIndex];
- } else {
- CpuState->x64.SMBASE = (UINT32)CpuHotPlugData->SmBase[CpuIndex];
- }
-
- //
- // No need to program SMRRs on our virtual platform.
- //
-}
-
-/**
- This function updates the SMRAM save state on the currently executing CPU
- to resume execution at a specific address after an RSM instruction. This
- function must evaluate the SMRAM save state to determine the execution mode
- the RSM instruction resumes and update the resume execution address with
- either NewInstructionPointer32 or NewInstructionPoint. The auto HALT restart
- flag in the SMRAM save state must always be cleared. This function returns
- the value of the instruction pointer from the SMRAM save state that was
- replaced. If this function returns 0, then the SMRAM save state was not
- modified.
-
- This function is called during the very first SMI on each CPU after
- SmmCpuFeaturesInitializeProcessor() to set a flag in normal execution mode
- to signal that the SMBASE of each CPU has been updated before the default
- SMBASE address is used for the first SMI to the next CPU.
-
- @param[in] CpuIndex The index of the CPU to hook. The value
- must be between 0 and the NumberOfCpus
- field in the System Management System Table
- (SMST).
- @param[in] CpuState Pointer to SMRAM Save State Map for the
- currently executing CPU.
- @param[in] NewInstructionPointer32 Instruction pointer to use if resuming to
- 32-bit execution mode from 64-bit SMM.
- @param[in] NewInstructionPointer Instruction pointer to use if resuming to
- same execution mode as SMM.
-
- @retval 0 This function did modify the SMRAM save state.
- @retval > 0 The original instruction pointer value from the SMRAM save state
- before it was replaced.
-**/
-UINT64
-EFIAPI
-SmmCpuFeaturesHookReturnFromSmm (
- IN UINTN CpuIndex,
- IN SMRAM_SAVE_STATE_MAP *CpuState,
- IN UINT64 NewInstructionPointer32,
- IN UINT64 NewInstructionPointer
- )
-{
- UINT64 OriginalInstructionPointer;
- QEMU_SMRAM_SAVE_STATE_MAP *CpuSaveState = (QEMU_SMRAM_SAVE_STATE_MAP *)CpuState;
-
- if ((CpuSaveState->x86.SMMRevId & 0xFFFF) == 0) {
- OriginalInstructionPointer = (UINT64)CpuSaveState->x86._EIP;
- CpuSaveState->x86._EIP = (UINT32)NewInstructionPointer;
- //
- // Clear the auto HALT restart flag so the RSM instruction returns
- // program control to the instruction following the HLT instruction.
- //
- if ((CpuSaveState->x86.AutoHALTRestart & BIT0) != 0) {
- CpuSaveState->x86.AutoHALTRestart &= ~BIT0;
- }
- } else {
- OriginalInstructionPointer = CpuSaveState->x64._RIP;
- if ((CpuSaveState->x64.IA32_EFER & LMA) == 0) {
- CpuSaveState->x64._RIP = (UINT32)NewInstructionPointer32;
- } else {
- CpuSaveState->x64._RIP = (UINT32)NewInstructionPointer;
- }
- //
- // Clear the auto HALT restart flag so the RSM instruction returns
- // program control to the instruction following the HLT instruction.
- //
- if ((CpuSaveState->x64.AutoHALTRestart & BIT0) != 0) {
- CpuSaveState->x64.AutoHALTRestart &= ~BIT0;
- }
- }
- return OriginalInstructionPointer;
-}
-
-/**
- Hook point in normal execution mode that allows the one CPU that was elected
- as monarch during System Management Mode initialization to perform additional
- initialization actions immediately after all of the CPUs have processed their
- first SMI and called SmmCpuFeaturesInitializeProcessor() relocating SMBASE
- into a buffer in SMRAM and called SmmCpuFeaturesHookReturnFromSmm().
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesSmmRelocationComplete (
- VOID
- )
-{
-}
-
-/**
- Return the size, in bytes, of a custom SMI Handler in bytes. If 0 is
- returned, then a custom SMI handler is not provided by this library,
- and the default SMI handler must be used.
-
- @retval 0 Use the default SMI handler.
- @retval > 0 Use the SMI handler installed by SmmCpuFeaturesInstallSmiHandler()
- The caller is required to allocate enough SMRAM for each CPU to
- support the size of the custom SMI handler.
-**/
-UINTN
-EFIAPI
-SmmCpuFeaturesGetSmiHandlerSize (
- VOID
- )
-{
- return 0;
-}
-
-/**
- Install a custom SMI handler for the CPU specified by CpuIndex. This function
- is only called if SmmCpuFeaturesGetSmiHandlerSize() returns a size is greater
- than zero and is called by the CPU that was elected as monarch during System
- Management Mode initialization.
-
- @param[in] CpuIndex The index of the CPU to install the custom SMI handler.
- The value must be between 0 and the NumberOfCpus field
- in the System Management System Table (SMST).
- @param[in] SmBase The SMBASE address for the CPU specified by CpuIndex.
- @param[in] SmiStack The stack to use when an SMI is processed by the
- the CPU specified by CpuIndex.
- @param[in] StackSize The size, in bytes, if the stack used when an SMI is
- processed by the CPU specified by CpuIndex.
- @param[in] GdtBase The base address of the GDT to use when an SMI is
- processed by the CPU specified by CpuIndex.
- @param[in] GdtSize The size, in bytes, of the GDT used when an SMI is
- processed by the CPU specified by CpuIndex.
- @param[in] IdtBase The base address of the IDT to use when an SMI is
- processed by the CPU specified by CpuIndex.
- @param[in] IdtSize The size, in bytes, of the IDT used when an SMI is
- processed by the CPU specified by CpuIndex.
- @param[in] Cr3 The base address of the page tables to use when an SMI
- is processed by the CPU specified by CpuIndex.
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesInstallSmiHandler (
- IN UINTN CpuIndex,
- IN UINT32 SmBase,
- IN VOID *SmiStack,
- IN UINTN StackSize,
- IN UINTN GdtBase,
- IN UINTN GdtSize,
- IN UINTN IdtBase,
- IN UINTN IdtSize,
- IN UINT32 Cr3
- )
-{
-}
-
-/**
- Determines if MTRR registers must be configured to set SMRAM cache-ability
- when executing in System Management Mode.
-
- @retval TRUE MTRR registers must be configured to set SMRAM cache-ability.
- @retval FALSE MTRR registers do not need to be configured to set SMRAM
- cache-ability.
-**/
-BOOLEAN
-EFIAPI
-SmmCpuFeaturesNeedConfigureMtrrs (
- VOID
- )
-{
- return FALSE;
-}
-
-/**
- Disable SMRR register if SMRR is supported and SmmCpuFeaturesNeedConfigureMtrrs()
- returns TRUE.
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesDisableSmrr (
- VOID
- )
-{
- //
- // No SMRR support, nothing to do
- //
-}
-
-/**
- Enable SMRR register if SMRR is supported and SmmCpuFeaturesNeedConfigureMtrrs()
- returns TRUE.
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesReenableSmrr (
- VOID
- )
-{
- //
- // No SMRR support, nothing to do
- //
-}
-
-/**
- Processor specific hook point each time a CPU enters System Management Mode.
-
- @param[in] CpuIndex The index of the CPU that has entered SMM. The value
- must be between 0 and the NumberOfCpus field in the
- System Management System Table (SMST).
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesRendezvousEntry (
- IN UINTN CpuIndex
- )
-{
- //
- // No SMRR support, nothing to do
- //
-}
-
-/**
- Processor specific hook point each time a CPU exits System Management Mode.
-
- @param[in] CpuIndex The index of the CPU that is exiting SMM. The value must
- be between 0 and the NumberOfCpus field in the System
- Management System Table (SMST).
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesRendezvousExit (
- IN UINTN CpuIndex
- )
-{
-}
-
-/**
- Check to see if an SMM register is supported by a specified CPU.
-
- @param[in] CpuIndex The index of the CPU to check for SMM register support.
- The value must be between 0 and the NumberOfCpus field
- in the System Management System Table (SMST).
- @param[in] RegName Identifies the SMM register to check for support.
-
- @retval TRUE The SMM register specified by RegName is supported by the CPU
- specified by CpuIndex.
- @retval FALSE The SMM register specified by RegName is not supported by the
- CPU specified by CpuIndex.
-**/
-BOOLEAN
-EFIAPI
-SmmCpuFeaturesIsSmmRegisterSupported (
- IN UINTN CpuIndex,
- IN SMM_REG_NAME RegName
- )
-{
- ASSERT (RegName == SmmRegFeatureControl);
- return FALSE;
-}
-
-/**
- Returns the current value of the SMM register for the specified CPU.
- If the SMM register is not supported, then 0 is returned.
-
- @param[in] CpuIndex The index of the CPU to read the SMM register. The
- value must be between 0 and the NumberOfCpus field in
- the System Management System Table (SMST).
- @param[in] RegName Identifies the SMM register to read.
-
- @return The value of the SMM register specified by RegName from the CPU
- specified by CpuIndex.
-**/
-UINT64
-EFIAPI
-SmmCpuFeaturesGetSmmRegister (
- IN UINTN CpuIndex,
- IN SMM_REG_NAME RegName
- )
-{
- //
- // This is called for SmmRegSmmDelayed, SmmRegSmmBlocked, SmmRegSmmEnable.
- // The last of these should actually be SmmRegSmmDisable, so we can just
- // return FALSE.
- //
- return 0;
-}
-
-/**
- Sets the value of an SMM register on a specified CPU.
- If the SMM register is not supported, then no action is performed.
-
- @param[in] CpuIndex The index of the CPU to write the SMM register. The
- value must be between 0 and the NumberOfCpus field in
- the System Management System Table (SMST).
- @param[in] RegName Identifies the SMM register to write.
- registers are read-only.
- @param[in] Value The value to write to the SMM register.
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesSetSmmRegister (
- IN UINTN CpuIndex,
- IN SMM_REG_NAME RegName,
- IN UINT64 Value
- )
-{
- ASSERT (FALSE);
-}
-
-///
-/// Macro used to simplify the lookup table entries of type CPU_SMM_SAVE_STATE_LOOKUP_ENTRY
-///
-#define SMM_CPU_OFFSET(Field) OFFSET_OF (QEMU_SMRAM_SAVE_STATE_MAP, Field)
-
-///
-/// Macro used to simplify the lookup table entries of type CPU_SMM_SAVE_STATE_REGISTER_RANGE
-///
-#define SMM_REGISTER_RANGE(Start, End) { Start, End, End - Start + 1 }
-
-///
-/// Structure used to describe a range of registers
-///
-typedef struct {
- EFI_SMM_SAVE_STATE_REGISTER Start;
- EFI_SMM_SAVE_STATE_REGISTER End;
- UINTN Length;
-} CPU_SMM_SAVE_STATE_REGISTER_RANGE;
-
-///
-/// Structure used to build a lookup table to retrieve the widths and offsets
-/// associated with each supported EFI_SMM_SAVE_STATE_REGISTER value
-///
-
-#define SMM_SAVE_STATE_REGISTER_FIRST_INDEX 1
-
-typedef struct {
- UINT8 Width32;
- UINT8 Width64;
- UINT16 Offset32;
- UINT16 Offset64Lo;
- UINT16 Offset64Hi;
- BOOLEAN Writeable;
-} CPU_SMM_SAVE_STATE_LOOKUP_ENTRY;
-
-///
-/// Table used by GetRegisterIndex() to convert an EFI_SMM_SAVE_STATE_REGISTER
-/// value to an index into a table of type CPU_SMM_SAVE_STATE_LOOKUP_ENTRY
-///
-static CONST CPU_SMM_SAVE_STATE_REGISTER_RANGE mSmmCpuRegisterRanges[] = {
- SMM_REGISTER_RANGE (EFI_SMM_SAVE_STATE_REGISTER_GDTBASE, EFI_SMM_SAVE_STATE_REGISTER_LDTINFO),
- SMM_REGISTER_RANGE (EFI_SMM_SAVE_STATE_REGISTER_ES, EFI_SMM_SAVE_STATE_REGISTER_RIP),
- SMM_REGISTER_RANGE (EFI_SMM_SAVE_STATE_REGISTER_RFLAGS, EFI_SMM_SAVE_STATE_REGISTER_CR4),
- { (EFI_SMM_SAVE_STATE_REGISTER)0, (EFI_SMM_SAVE_STATE_REGISTER)0, 0 }
-};
-
-///
-/// Lookup table used to retrieve the widths and offsets associated with each
-/// supported EFI_SMM_SAVE_STATE_REGISTER value
-///
-static CONST CPU_SMM_SAVE_STATE_LOOKUP_ENTRY mSmmCpuWidthOffset[] = {
- {0, 0, 0, 0, 0, FALSE}, // Reserved
-
- //
- // CPU Save State registers defined in PI SMM CPU Protocol.
- //
- {0, 8, 0 , SMM_CPU_OFFSET (x64._GDTRBase) , SMM_CPU_OFFSET (x64._GDTRBase) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_GDTBASE = 4
- {0, 8, 0 , SMM_CPU_OFFSET (x64._IDTRBase) , SMM_CPU_OFFSET (x64._IDTRBase) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_IDTBASE = 5
- {0, 8, 0 , SMM_CPU_OFFSET (x64._LDTRBase) , SMM_CPU_OFFSET (x64._LDTRBase) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_LDTBASE = 6
- {0, 0, 0 , SMM_CPU_OFFSET (x64._GDTRLimit), SMM_CPU_OFFSET (x64._GDTRLimit) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_GDTLIMIT = 7
- {0, 0, 0 , SMM_CPU_OFFSET (x64._IDTRLimit), SMM_CPU_OFFSET (x64._IDTRLimit) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_IDTLIMIT = 8
- {0, 0, 0 , SMM_CPU_OFFSET (x64._LDTRLimit), SMM_CPU_OFFSET (x64._LDTRLimit) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_LDTLIMIT = 9
- {0, 0, 0 , 0 , 0 + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_LDTINFO = 10
-
- {4, 4, SMM_CPU_OFFSET (x86._ES) , SMM_CPU_OFFSET (x64._ES) , 0 , FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_ES = 20
- {4, 4, SMM_CPU_OFFSET (x86._CS) , SMM_CPU_OFFSET (x64._CS) , 0 , FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_CS = 21
- {4, 4, SMM_CPU_OFFSET (x86._SS) , SMM_CPU_OFFSET (x64._SS) , 0 , FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_SS = 22
- {4, 4, SMM_CPU_OFFSET (x86._DS) , SMM_CPU_OFFSET (x64._DS) , 0 , FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_DS = 23
- {4, 4, SMM_CPU_OFFSET (x86._FS) , SMM_CPU_OFFSET (x64._FS) , 0 , FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_FS = 24
- {4, 4, SMM_CPU_OFFSET (x86._GS) , SMM_CPU_OFFSET (x64._GS) , 0 , FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_GS = 25
- {0, 4, 0 , SMM_CPU_OFFSET (x64._LDTR) , 0 , FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_LDTR_SEL = 26
- {4, 4, SMM_CPU_OFFSET (x86._TR) , SMM_CPU_OFFSET (x64._TR) , 0 , FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_TR_SEL = 27
- {4, 8, SMM_CPU_OFFSET (x86._DR7) , SMM_CPU_OFFSET (x64._DR7) , SMM_CPU_OFFSET (x64._DR7) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_DR7 = 28
- {4, 8, SMM_CPU_OFFSET (x86._DR6) , SMM_CPU_OFFSET (x64._DR6) , SMM_CPU_OFFSET (x64._DR6) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_DR6 = 29
- {0, 8, 0 , SMM_CPU_OFFSET (x64._R8) , SMM_CPU_OFFSET (x64._R8) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_R8 = 30
- {0, 8, 0 , SMM_CPU_OFFSET (x64._R9) , SMM_CPU_OFFSET (x64._R9) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_R9 = 31
- {0, 8, 0 , SMM_CPU_OFFSET (x64._R10) , SMM_CPU_OFFSET (x64._R10) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_R10 = 32
- {0, 8, 0 , SMM_CPU_OFFSET (x64._R11) , SMM_CPU_OFFSET (x64._R11) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_R11 = 33
- {0, 8, 0 , SMM_CPU_OFFSET (x64._R12) , SMM_CPU_OFFSET (x64._R12) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_R12 = 34
- {0, 8, 0 , SMM_CPU_OFFSET (x64._R13) , SMM_CPU_OFFSET (x64._R13) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_R13 = 35
- {0, 8, 0 , SMM_CPU_OFFSET (x64._R14) , SMM_CPU_OFFSET (x64._R14) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_R14 = 36
- {0, 8, 0 , SMM_CPU_OFFSET (x64._R15) , SMM_CPU_OFFSET (x64._R15) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_R15 = 37
- {4, 8, SMM_CPU_OFFSET (x86._EAX) , SMM_CPU_OFFSET (x64._RAX) , SMM_CPU_OFFSET (x64._RAX) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RAX = 38
- {4, 8, SMM_CPU_OFFSET (x86._EBX) , SMM_CPU_OFFSET (x64._RBX) , SMM_CPU_OFFSET (x64._RBX) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RBX = 39
- {4, 8, SMM_CPU_OFFSET (x86._ECX) , SMM_CPU_OFFSET (x64._RCX) , SMM_CPU_OFFSET (x64._RCX) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RCX = 40
- {4, 8, SMM_CPU_OFFSET (x86._EDX) , SMM_CPU_OFFSET (x64._RDX) , SMM_CPU_OFFSET (x64._RDX) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RDX = 41
- {4, 8, SMM_CPU_OFFSET (x86._ESP) , SMM_CPU_OFFSET (x64._RSP) , SMM_CPU_OFFSET (x64._RSP) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RSP = 42
- {4, 8, SMM_CPU_OFFSET (x86._EBP) , SMM_CPU_OFFSET (x64._RBP) , SMM_CPU_OFFSET (x64._RBP) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RBP = 43
- {4, 8, SMM_CPU_OFFSET (x86._ESI) , SMM_CPU_OFFSET (x64._RSI) , SMM_CPU_OFFSET (x64._RSI) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RSI = 44
- {4, 8, SMM_CPU_OFFSET (x86._EDI) , SMM_CPU_OFFSET (x64._RDI) , SMM_CPU_OFFSET (x64._RDI) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RDI = 45
- {4, 8, SMM_CPU_OFFSET (x86._EIP) , SMM_CPU_OFFSET (x64._RIP) , SMM_CPU_OFFSET (x64._RIP) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RIP = 46
-
- {4, 8, SMM_CPU_OFFSET (x86._EFLAGS) , SMM_CPU_OFFSET (x64._RFLAGS) , SMM_CPU_OFFSET (x64._RFLAGS) + 4, TRUE }, // EFI_SMM_SAVE_STATE_REGISTER_RFLAGS = 51
- {4, 8, SMM_CPU_OFFSET (x86._CR0) , SMM_CPU_OFFSET (x64._CR0) , SMM_CPU_OFFSET (x64._CR0) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_CR0 = 52
- {4, 8, SMM_CPU_OFFSET (x86._CR3) , SMM_CPU_OFFSET (x64._CR3) , SMM_CPU_OFFSET (x64._CR3) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_CR3 = 53
- {0, 4, 0 , SMM_CPU_OFFSET (x64._CR4) , SMM_CPU_OFFSET (x64._CR4) + 4, FALSE}, // EFI_SMM_SAVE_STATE_REGISTER_CR4 = 54
-};
-
-//
-// No support for I/O restart
-//
-
-/**
- Read information from the CPU save state.
-
- @param Register Specifies the CPU register to read form the save state.
-
- @retval 0 Register is not valid
- @retval >0 Index into mSmmCpuWidthOffset[] associated with Register
-
-**/
-static UINTN
-GetRegisterIndex (
- IN EFI_SMM_SAVE_STATE_REGISTER Register
- )
-{
- UINTN Index;
- UINTN Offset;
-
- for (Index = 0, Offset = SMM_SAVE_STATE_REGISTER_FIRST_INDEX; mSmmCpuRegisterRanges[Index].Length != 0; Index++) {
- if (Register >= mSmmCpuRegisterRanges[Index].Start && Register <= mSmmCpuRegisterRanges[Index].End) {
- return Register - mSmmCpuRegisterRanges[Index].Start + Offset;
- }
- Offset += mSmmCpuRegisterRanges[Index].Length;
- }
- return 0;
-}
-
-/**
- Read a CPU Save State register on the target processor.
-
- This function abstracts the differences that whether the CPU Save State register is in the
- IA32 CPU Save State Map or X64 CPU Save State Map.
-
- This function supports reading a CPU Save State register in SMBase relocation handler.
-
- @param[in] CpuIndex Specifies the zero-based index of the CPU save state.
- @param[in] RegisterIndex Index into mSmmCpuWidthOffset[] look up table.
- @param[in] Width The number of bytes to read from the CPU save state.
- @param[out] Buffer Upon return, this holds the CPU register value read from the save state.
-
- @retval EFI_SUCCESS The register was read from Save State.
- @retval EFI_NOT_FOUND The register is not defined for the Save State of Processor.
- @retval EFI_INVALID_PARAMTER This or Buffer is NULL.
-
-**/
-static EFI_STATUS
-ReadSaveStateRegisterByIndex (
- IN UINTN CpuIndex,
- IN UINTN RegisterIndex,
- IN UINTN Width,
- OUT VOID *Buffer
- )
-{
- QEMU_SMRAM_SAVE_STATE_MAP *CpuSaveState;
-
- CpuSaveState = (QEMU_SMRAM_SAVE_STATE_MAP *)gSmst->CpuSaveState[CpuIndex];
-
- if ((CpuSaveState->x86.SMMRevId & 0xFFFF) == 0) {
- //
- // If 32-bit mode width is zero, then the specified register can not be accessed
- //
- if (mSmmCpuWidthOffset[RegisterIndex].Width32 == 0) {
- return EFI_NOT_FOUND;
- }
-
- //
- // If Width is bigger than the 32-bit mode width, then the specified register can not be accessed
- //
- if (Width > mSmmCpuWidthOffset[RegisterIndex].Width32) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Write return buffer
- //
- ASSERT(CpuSaveState != NULL);
- CopyMem(Buffer, (UINT8 *)CpuSaveState + mSmmCpuWidthOffset[RegisterIndex].Offset32, Width);
- } else {
- //
- // If 64-bit mode width is zero, then the specified register can not be accessed
- //
- if (mSmmCpuWidthOffset[RegisterIndex].Width64 == 0) {
- return EFI_NOT_FOUND;
- }
-
- //
- // If Width is bigger than the 64-bit mode width, then the specified register can not be accessed
- //
- if (Width > mSmmCpuWidthOffset[RegisterIndex].Width64) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Write lower 32-bits of return buffer
- //
- CopyMem(Buffer, (UINT8 *)CpuSaveState + mSmmCpuWidthOffset[RegisterIndex].Offset64Lo, MIN(4, Width));
- if (Width >= 4) {
- //
- // Write upper 32-bits of return buffer
- //
- CopyMem((UINT8 *)Buffer + 4, (UINT8 *)CpuSaveState + mSmmCpuWidthOffset[RegisterIndex].Offset64Hi, Width - 4);
- }
- }
- return EFI_SUCCESS;
-}
-
-/**
- Read an SMM Save State register on the target processor. If this function
- returns EFI_UNSUPPORTED, then the caller is responsible for reading the
- SMM Save Sate register.
-
- @param[in] CpuIndex The index of the CPU to read the SMM Save State. The
- value must be between 0 and the NumberOfCpus field in
- the System Management System Table (SMST).
- @param[in] Register The SMM Save State register to read.
- @param[in] Width The number of bytes to read from the CPU save state.
- @param[out] Buffer Upon return, this holds the CPU register value read
- from the save state.
-
- @retval EFI_SUCCESS The register was read from Save State.
- @retval EFI_INVALID_PARAMTER Buffer is NULL.
- @retval EFI_UNSUPPORTED This function does not support reading Register.
-
-**/
-EFI_STATUS
-EFIAPI
-SmmCpuFeaturesReadSaveStateRegister (
- IN UINTN CpuIndex,
- IN EFI_SMM_SAVE_STATE_REGISTER Register,
- IN UINTN Width,
- OUT VOID *Buffer
- )
-{
- UINTN RegisterIndex;
- QEMU_SMRAM_SAVE_STATE_MAP *CpuSaveState;
-
- //
- // Check for special EFI_SMM_SAVE_STATE_REGISTER_LMA
- //
- if (Register == EFI_SMM_SAVE_STATE_REGISTER_LMA) {
- //
- // Only byte access is supported for this register
- //
- if (Width != 1) {
- return EFI_INVALID_PARAMETER;
- }
-
- CpuSaveState = (QEMU_SMRAM_SAVE_STATE_MAP *)gSmst->CpuSaveState[CpuIndex];
-
- //
- // Check CPU mode
- //
- if ((CpuSaveState->x86.SMMRevId & 0xFFFF) == 0) {
- *(UINT8 *)Buffer = 32;
- } else {
- *(UINT8 *)Buffer = 64;
- }
-
- return EFI_SUCCESS;
- }
-
- //
- // Check for special EFI_SMM_SAVE_STATE_REGISTER_IO
- //
- if (Register == EFI_SMM_SAVE_STATE_REGISTER_IO) {
- return EFI_NOT_FOUND;
- }
-
- //
- // Convert Register to a register lookup table index. Let
- // PiSmmCpuDxeSmm implement other special registers (currently
- // there is only EFI_SMM_SAVE_STATE_REGISTER_PROCESSOR_ID).
- //
- RegisterIndex = GetRegisterIndex (Register);
- if (RegisterIndex == 0) {
- return Register < EFI_SMM_SAVE_STATE_REGISTER_IO ? EFI_NOT_FOUND : EFI_UNSUPPORTED;
- }
-
- return ReadSaveStateRegisterByIndex (CpuIndex, RegisterIndex, Width, Buffer);
-}
-
-/**
- Writes an SMM Save State register on the target processor. If this function
- returns EFI_UNSUPPORTED, then the caller is responsible for writing the
- SMM Save Sate register.
-
- @param[in] CpuIndex The index of the CPU to write the SMM Save State. The
- value must be between 0 and the NumberOfCpus field in
- the System Management System Table (SMST).
- @param[in] Register The SMM Save State register to write.
- @param[in] Width The number of bytes to write to the CPU save state.
- @param[in] Buffer Upon entry, this holds the new CPU register value.
-
- @retval EFI_SUCCESS The register was written to Save State.
- @retval EFI_INVALID_PARAMTER Buffer is NULL.
- @retval EFI_UNSUPPORTED This function does not support writing Register.
-**/
-EFI_STATUS
-EFIAPI
-SmmCpuFeaturesWriteSaveStateRegister (
- IN UINTN CpuIndex,
- IN EFI_SMM_SAVE_STATE_REGISTER Register,
- IN UINTN Width,
- IN CONST VOID *Buffer
- )
-{
- UINTN RegisterIndex;
- QEMU_SMRAM_SAVE_STATE_MAP *CpuSaveState;
-
- //
- // Writes to EFI_SMM_SAVE_STATE_REGISTER_LMA are ignored
- //
- if (Register == EFI_SMM_SAVE_STATE_REGISTER_LMA) {
- return EFI_SUCCESS;
- }
-
- //
- // Writes to EFI_SMM_SAVE_STATE_REGISTER_IO are not supported
- //
- if (Register == EFI_SMM_SAVE_STATE_REGISTER_IO) {
- return EFI_NOT_FOUND;
- }
-
- //
- // Convert Register to a register lookup table index. Let
- // PiSmmCpuDxeSmm implement other special registers (currently
- // there is only EFI_SMM_SAVE_STATE_REGISTER_PROCESSOR_ID).
- //
- RegisterIndex = GetRegisterIndex (Register);
- if (RegisterIndex == 0) {
- return Register < EFI_SMM_SAVE_STATE_REGISTER_IO ? EFI_NOT_FOUND : EFI_UNSUPPORTED;
- }
-
- CpuSaveState = (QEMU_SMRAM_SAVE_STATE_MAP *)gSmst->CpuSaveState[CpuIndex];
-
- //
- // Do not write non-writable SaveState, because it will cause exception.
- //
- if (!mSmmCpuWidthOffset[RegisterIndex].Writeable) {
- return EFI_UNSUPPORTED;
- }
-
- //
- // Check CPU mode
- //
- if ((CpuSaveState->x86.SMMRevId & 0xFFFF) == 0) {
- //
- // If 32-bit mode width is zero, then the specified register can not be accessed
- //
- if (mSmmCpuWidthOffset[RegisterIndex].Width32 == 0) {
- return EFI_NOT_FOUND;
- }
-
- //
- // If Width is bigger than the 32-bit mode width, then the specified register can not be accessed
- //
- if (Width > mSmmCpuWidthOffset[RegisterIndex].Width32) {
- return EFI_INVALID_PARAMETER;
- }
- //
- // Write SMM State register
- //
- ASSERT (CpuSaveState != NULL);
- CopyMem((UINT8 *)CpuSaveState + mSmmCpuWidthOffset[RegisterIndex].Offset32, Buffer, Width);
- } else {
- //
- // If 64-bit mode width is zero, then the specified register can not be accessed
- //
- if (mSmmCpuWidthOffset[RegisterIndex].Width64 == 0) {
- return EFI_NOT_FOUND;
- }
-
- //
- // If Width is bigger than the 64-bit mode width, then the specified register can not be accessed
- //
- if (Width > mSmmCpuWidthOffset[RegisterIndex].Width64) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Write lower 32-bits of SMM State register
- //
- CopyMem((UINT8 *)CpuSaveState + mSmmCpuWidthOffset[RegisterIndex].Offset64Lo, Buffer, MIN (4, Width));
- if (Width >= 4) {
- //
- // Write upper 32-bits of SMM State register
- //
- CopyMem((UINT8 *)CpuSaveState + mSmmCpuWidthOffset[RegisterIndex].Offset64Hi, (UINT8 *)Buffer + 4, Width - 4);
- }
- }
- return EFI_SUCCESS;
-}
-
-/**
- This function is hook point called after the gEfiSmmReadyToLockProtocolGuid
- notification is completely processed.
-**/
-VOID
-EFIAPI
-SmmCpuFeaturesCompleteSmmReadyToLock (
- VOID
- )
-{
-}
-
-/**
- This API provides a method for a CPU to allocate a specific region for storing page tables.
-
- This API can be called more once to allocate memory for page tables.
-
- Allocates the number of 4KB pages of type EfiRuntimeServicesData and returns a pointer to the
- allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL
- is returned. If there is not enough memory remaining to satisfy the request, then NULL is
- returned.
-
- This function can also return NULL if there is no preference on where the page tables are allocated in SMRAM.
-
- @param Pages The number of 4 KB pages to allocate.
-
- @return A pointer to the allocated buffer for page tables.
- @retval NULL Fail to allocate a specific region for storing page tables,
- Or there is no preference on where the page tables are allocated in SMRAM.
-
-**/
-VOID *
-EFIAPI
-SmmCpuFeaturesAllocatePageTableMemory (
- IN UINTN Pages
- )
-{
- return NULL;
-}
-
diff --git a/OvmfPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.inf b/OvmfPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.inf deleted file mode 100644 index 31edf3a9c1..0000000000 --- a/OvmfPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.inf +++ /dev/null @@ -1,38 +0,0 @@ -## @file
-# The CPU specific programming for PiSmmCpuDxeSmm module.
-#
-# Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = SmmCpuFeaturesLib
- MODULE_UNI_FILE = SmmCpuFeaturesLib.uni
- FILE_GUID = AC9991BE-D77A-464C-A8DE-A873DB8A4836
- MODULE_TYPE = DXE_SMM_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = SmmCpuFeaturesLib
- CONSTRUCTOR = SmmCpuFeaturesLibConstructor
-
-[Sources]
- SmmCpuFeaturesLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
- UefiCpuPkg/UefiCpuPkg.dec
-
-[LibraryClasses]
- BaseLib
- BaseMemoryLib
- PcdLib
- DebugLib
- SmmServicesTableLib
diff --git a/OvmfPkg/Library/VirtioLib/VirtioLib.c b/OvmfPkg/Library/VirtioLib/VirtioLib.c deleted file mode 100644 index 845f206369..0000000000 --- a/OvmfPkg/Library/VirtioLib/VirtioLib.c +++ /dev/null @@ -1,416 +0,0 @@ -/** @file
-
- Utility functions used by virtio device drivers.
-
- Copyright (C) 2012-2016, Red Hat, Inc.
- Portion of Copyright (C) 2013, ARM Ltd.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Library/BaseLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/DebugLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-
-#include <Library/VirtioLib.h>
-
-
-/**
-
- Configure a virtio ring.
-
- This function sets up internal storage (the guest-host communication area)
- and lays out several "navigation" (ie. no-ownership) pointers to parts of
- that storage.
-
- Relevant sections from the virtio-0.9.5 spec:
- - 1.1 Virtqueues,
- - 2.3 Virtqueue Configuration.
-
- @param[in] The number of descriptors to allocate for the
- virtio ring, as requested by the host.
-
- @param[out] Ring The virtio ring to set up.
-
- @retval EFI_OUT_OF_RESOURCES AllocatePages() failed to allocate contiguous
- pages for the requested QueueSize. Fields of
- Ring have indeterminate value.
-
- @retval EFI_SUCCESS Allocation and setup successful. Ring->Base
- (and nothing else) is responsible for
- deallocation.
-
-**/
-EFI_STATUS
-EFIAPI
-VirtioRingInit (
- IN UINT16 QueueSize,
- OUT VRING *Ring
- )
-{
- UINTN RingSize;
- volatile UINT8 *RingPagesPtr;
-
- RingSize = ALIGN_VALUE (
- sizeof *Ring->Desc * QueueSize +
- sizeof *Ring->Avail.Flags +
- sizeof *Ring->Avail.Idx +
- sizeof *Ring->Avail.Ring * QueueSize +
- sizeof *Ring->Avail.UsedEvent,
- EFI_PAGE_SIZE);
-
- RingSize += ALIGN_VALUE (
- sizeof *Ring->Used.Flags +
- sizeof *Ring->Used.Idx +
- sizeof *Ring->Used.UsedElem * QueueSize +
- sizeof *Ring->Used.AvailEvent,
- EFI_PAGE_SIZE);
-
- Ring->NumPages = EFI_SIZE_TO_PAGES (RingSize);
- Ring->Base = AllocatePages (Ring->NumPages);
- if (Ring->Base == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
- SetMem (Ring->Base, RingSize, 0x00);
- RingPagesPtr = Ring->Base;
-
- Ring->Desc = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Desc * QueueSize;
-
- Ring->Avail.Flags = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Avail.Flags;
-
- Ring->Avail.Idx = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Avail.Idx;
-
- Ring->Avail.Ring = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Avail.Ring * QueueSize;
-
- Ring->Avail.UsedEvent = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Avail.UsedEvent;
-
- RingPagesPtr = (volatile UINT8 *) Ring->Base +
- ALIGN_VALUE (RingPagesPtr - (volatile UINT8 *) Ring->Base,
- EFI_PAGE_SIZE);
-
- Ring->Used.Flags = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Used.Flags;
-
- Ring->Used.Idx = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Used.Idx;
-
- Ring->Used.UsedElem = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Used.UsedElem * QueueSize;
-
- Ring->Used.AvailEvent = (volatile VOID *) RingPagesPtr;
- RingPagesPtr += sizeof *Ring->Used.AvailEvent;
-
- Ring->QueueSize = QueueSize;
- return EFI_SUCCESS;
-}
-
-
-/**
-
- Tear down the internal resources of a configured virtio ring.
-
- The caller is responsible to stop the host from using this ring before
- invoking this function: the VSTAT_DRIVER_OK bit must be clear in
- VhdrDeviceStatus.
-
- @param[out] Ring The virtio ring to clean up.
-
-**/
-VOID
-EFIAPI
-VirtioRingUninit (
- IN OUT VRING *Ring
- )
-{
- FreePages (Ring->Base, Ring->NumPages);
- SetMem (Ring, sizeof *Ring, 0x00);
-}
-
-
-/**
-
- Turn off interrupt notifications from the host, and prepare for appending
- multiple descriptors to the virtio ring.
-
- The calling driver must be in VSTAT_DRIVER_OK state.
-
- @param[in,out] Ring The virtio ring we intend to append descriptors to.
-
- @param[out] Indices The DESC_INDICES structure to initialize.
-
-**/
-VOID
-EFIAPI
-VirtioPrepare (
- IN OUT VRING *Ring,
- OUT DESC_INDICES *Indices
- )
-{
- //
- // Prepare for virtio-0.9.5, 2.4.2 Receiving Used Buffers From the Device.
- // We're going to poll the answer, the host should not send an interrupt.
- //
- *Ring->Avail.Flags = (UINT16) VRING_AVAIL_F_NO_INTERRUPT;
-
- //
- // Prepare for virtio-0.9.5, 2.4.1 Supplying Buffers to the Device.
- //
- // Since we support only one in-flight descriptor chain, we can always build
- // that chain starting at entry #0 of the descriptor table.
- //
- Indices->HeadDescIdx = 0;
- Indices->NextDescIdx = Indices->HeadDescIdx;
-}
-
-
-/**
-
- Append a contiguous buffer for transmission / reception via the virtio ring.
-
- This function implements the following section from virtio-0.9.5:
- - 2.4.1.1 Placing Buffers into the Descriptor Table
-
- Free space is taken as granted, since the individual drivers support only
- synchronous requests and host side status is processed in lock-step with
- request submission. It is the calling driver's responsibility to verify the
- ring size in advance.
-
- The caller is responsible for initializing *Indices with VirtioPrepare()
- first.
-
- @param[in,out] Ring The virtio ring to append the buffer to, as a
- descriptor.
-
- @param[in] BufferPhysAddr (Guest pseudo-physical) start address of the
- transmit / receive buffer.
-
- @param[in] BufferSize Number of bytes to transmit or receive.
-
- @param[in] Flags A bitmask of VRING_DESC_F_* flags. The caller
- computes this mask dependent on further buffers to
- append and transfer direction.
- VRING_DESC_F_INDIRECT is unsupported. The
- VRING_DESC.Next field is always set, but the host
- only interprets it dependent on VRING_DESC_F_NEXT.
-
- @param[in,out] Indices Indices->HeadDescIdx is not accessed.
- On input, Indices->NextDescIdx identifies the next
- descriptor to carry the buffer. On output,
- Indices->NextDescIdx is incremented by one, modulo
- 2^16.
-
-**/
-VOID
-EFIAPI
-VirtioAppendDesc (
- IN OUT VRING *Ring,
- IN UINTN BufferPhysAddr,
- IN UINT32 BufferSize,
- IN UINT16 Flags,
- IN OUT DESC_INDICES *Indices
- )
-{
- volatile VRING_DESC *Desc;
-
- Desc = &Ring->Desc[Indices->NextDescIdx++ % Ring->QueueSize];
- Desc->Addr = BufferPhysAddr;
- Desc->Len = BufferSize;
- Desc->Flags = Flags;
- Desc->Next = Indices->NextDescIdx % Ring->QueueSize;
-}
-
-
-/**
-
- Notify the host about the descriptor chain just built, and wait until the
- host processes it.
-
- @param[in] VirtIo The target virtio device to notify.
-
- @param[in] VirtQueueId Identifies the queue for the target device.
-
- @param[in,out] Ring The virtio ring with descriptors to submit.
-
- @param[in] Indices Indices->NextDescIdx is not accessed.
- Indices->HeadDescIdx identifies the head descriptor
- of the descriptor chain.
-
- @param[out] UsedLen On success, the total number of bytes, consecutively
- across the buffers linked by the descriptor chain,
- that the host wrote. May be NULL if the caller
- doesn't care, or can compute the same information
- from device-specific request structures linked by the
- descriptor chain.
-
- @return Error code from VirtIo->SetQueueNotify() if it fails.
-
- @retval EFI_SUCCESS Otherwise, the host processed all descriptors.
-
-**/
-EFI_STATUS
-EFIAPI
-VirtioFlush (
- IN VIRTIO_DEVICE_PROTOCOL *VirtIo,
- IN UINT16 VirtQueueId,
- IN OUT VRING *Ring,
- IN DESC_INDICES *Indices,
- OUT UINT32 *UsedLen OPTIONAL
- )
-{
- UINT16 NextAvailIdx;
- UINT16 LastUsedIdx;
- EFI_STATUS Status;
- UINTN PollPeriodUsecs;
-
- //
- // virtio-0.9.5, 2.4.1.2 Updating the Available Ring
- //
- // It is not exactly clear from the wording of the virtio-0.9.5
- // specification, but each entry in the Available Ring references only the
- // head descriptor of any given descriptor chain.
- //
- NextAvailIdx = *Ring->Avail.Idx;
- //
- // (Due to our lock-step progress, this is where the host will produce the
- // used element with the head descriptor's index in it.)
- //
- LastUsedIdx = NextAvailIdx;
- Ring->Avail.Ring[NextAvailIdx++ % Ring->QueueSize] =
- Indices->HeadDescIdx % Ring->QueueSize;
-
- //
- // virtio-0.9.5, 2.4.1.3 Updating the Index Field
- //
- MemoryFence();
- *Ring->Avail.Idx = NextAvailIdx;
-
- //
- // virtio-0.9.5, 2.4.1.4 Notifying the Device -- gratuitous notifications are
- // OK.
- //
- MemoryFence();
- Status = VirtIo->SetQueueNotify (VirtIo, VirtQueueId);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // virtio-0.9.5, 2.4.2 Receiving Used Buffers From the Device
- // Wait until the host processes and acknowledges our descriptor chain. The
- // condition we use for polling is greatly simplified and relies on the
- // synchronous, lock-step progress.
- //
- // Keep slowing down until we reach a poll period of slightly above 1 ms.
- //
- PollPeriodUsecs = 1;
- MemoryFence();
- while (*Ring->Used.Idx != NextAvailIdx) {
- gBS->Stall (PollPeriodUsecs); // calls AcpiTimerLib::MicroSecondDelay
-
- if (PollPeriodUsecs < 1024) {
- PollPeriodUsecs *= 2;
- }
- MemoryFence();
- }
-
- MemoryFence();
-
- if (UsedLen != NULL) {
- volatile CONST VRING_USED_ELEM *UsedElem;
-
- UsedElem = &Ring->Used.UsedElem[LastUsedIdx % Ring->QueueSize];
- ASSERT (UsedElem->Id == Indices->HeadDescIdx);
- *UsedLen = UsedElem->Len;
- }
-
- return EFI_SUCCESS;
-}
-
-
-/**
-
- Report the feature bits to the VirtIo 1.0 device that the VirtIo 1.0 driver
- understands.
-
- In VirtIo 1.0, a device can reject a self-inconsistent feature bitmap through
- the new VSTAT_FEATURES_OK status bit. (For example if the driver requests a
- higher level feature but clears a prerequisite feature.) This function is a
- small wrapper around VIRTIO_DEVICE_PROTOCOL.SetGuestFeatures() that also
- verifies if the VirtIo 1.0 device accepts the feature bitmap.
-
- @param[in] VirtIo Report feature bits to this device.
-
- @param[in] Features The set of feature bits that the driver wishes
- to report. The caller is responsible to perform
- any masking before calling this function; the
- value is directly written with
- VIRTIO_DEVICE_PROTOCOL.SetGuestFeatures().
-
- @param[in,out] DeviceStatus On input, the status byte most recently written
- to the device's status register. On output (even
- on error), DeviceStatus will be updated so that
- it is suitable for further status bit
- manipulation and writing to the device's status
- register.
-
- @retval EFI_SUCCESS The device accepted the configuration in Features.
-
- @return EFI_UNSUPPORTED The device rejected the configuration in Features.
-
- @retval EFI_UNSUPPORTED VirtIo->Revision is smaller than 1.0.0.
-
- @return Error codes from the SetGuestFeatures(),
- SetDeviceStatus(), GetDeviceStatus() member
- functions.
-
-**/
-EFI_STATUS
-EFIAPI
-Virtio10WriteFeatures (
- IN VIRTIO_DEVICE_PROTOCOL *VirtIo,
- IN UINT64 Features,
- IN OUT UINT8 *DeviceStatus
- )
-{
- EFI_STATUS Status;
-
- if (VirtIo->Revision < VIRTIO_SPEC_REVISION (1, 0, 0)) {
- return EFI_UNSUPPORTED;
- }
-
- Status = VirtIo->SetGuestFeatures (VirtIo, Features);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- *DeviceStatus |= VSTAT_FEATURES_OK;
- Status = VirtIo->SetDeviceStatus (VirtIo, *DeviceStatus);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- Status = VirtIo->GetDeviceStatus (VirtIo, DeviceStatus);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- if ((*DeviceStatus & VSTAT_FEATURES_OK) == 0) {
- Status = EFI_UNSUPPORTED;
- }
-
- return Status;
-}
diff --git a/OvmfPkg/Library/VirtioLib/VirtioLib.inf b/OvmfPkg/Library/VirtioLib/VirtioLib.inf deleted file mode 100644 index fb5897a88e..0000000000 --- a/OvmfPkg/Library/VirtioLib/VirtioLib.inf +++ /dev/null @@ -1,36 +0,0 @@ -## @file
-# Library of virtio utility functions.
-#
-# Copyright (C) 2012, Red Hat, Inc.
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
-# WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = VirtioLib
- FILE_GUID = 90CED1D9-18F2-47CC-BF24-41EC29406637
- MODULE_TYPE = UEFI_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = VirtioLib
-
-[Sources]
- VirtioLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseLib
- BaseMemoryLib
- DebugLib
- MemoryAllocationLib
- UefiBootServicesTableLib
diff --git a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDevice.c b/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDevice.c deleted file mode 100644 index b1d443ea70..0000000000 --- a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDevice.c +++ /dev/null @@ -1,223 +0,0 @@ -/** @file
-
- This driver produces Virtio Device Protocol instances for Virtio Mmio devices.
-
- Copyright (C) 2013, ARM Ltd.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Library/BaseMemoryLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-
-#include "VirtioMmioDevice.h"
-
-static VIRTIO_DEVICE_PROTOCOL mMmioDeviceProtocolTemplate = {
- 0, // Revision
- 0, // SubSystemDeviceId
- VirtioMmioGetDeviceFeatures, // GetDeviceFeatures
- VirtioMmioSetGuestFeatures, // SetGuestFeatures
- VirtioMmioSetQueueAddress, // SetQueueAddress
- VirtioMmioSetQueueSel, // SetQueueSel
- VirtioMmioSetQueueNotify, // SetQueueNotify
- VirtioMmioSetQueueAlignment, // SetQueueAlign
- VirtioMmioSetPageSize, // SetPageSize
- VirtioMmioGetQueueSize, // GetQueueNumMax
- VirtioMmioSetQueueSize, // SetQueueNum
- VirtioMmioGetDeviceStatus, // GetDeviceStatus
- VirtioMmioSetDeviceStatus, // SetDeviceStatus
- VirtioMmioDeviceWrite, // WriteDevice
- VirtioMmioDeviceRead // ReadDevice
-};
-
-/**
-
- Initialize the VirtIo MMIO Device
-
- @param[in] BaseAddress Base Address of the VirtIo MMIO Device
-
- @param[in, out] Device The driver instance to configure.
-
- @retval EFI_SUCCESS Setup complete.
-
- @retval EFI_UNSUPPORTED The driver is not a VirtIo MMIO device.
-
-**/
-STATIC
-EFI_STATUS
-EFIAPI
-VirtioMmioInit (
- IN PHYSICAL_ADDRESS BaseAddress,
- IN OUT VIRTIO_MMIO_DEVICE *Device
- )
-{
- UINT32 MagicValue;
- UINT32 VendorId;
- UINT32 Version;
-
- //
- // Initialize VirtIo Mmio Device
- //
- CopyMem (&Device->VirtioDevice, &mMmioDeviceProtocolTemplate,
- sizeof (VIRTIO_DEVICE_PROTOCOL));
- Device->BaseAddress = BaseAddress;
- Device->VirtioDevice.Revision = VIRTIO_SPEC_REVISION (0, 9, 5);
- Device->VirtioDevice.SubSystemDeviceId =
- MmioRead32 (BaseAddress + VIRTIO_MMIO_OFFSET_DEVICE_ID);
-
- //
- // Double-check MMIO-specific values
- //
- MagicValue = VIRTIO_CFG_READ (Device, VIRTIO_MMIO_OFFSET_MAGIC);
- if (MagicValue != VIRTIO_MMIO_MAGIC) {
- return EFI_UNSUPPORTED;
- }
-
- Version = VIRTIO_CFG_READ (Device, VIRTIO_MMIO_OFFSET_VERSION);
- if (Version != 1) {
- return EFI_UNSUPPORTED;
- }
-
- //
- // Double-check MMIO-specific values
- //
- VendorId = VIRTIO_CFG_READ (Device, VIRTIO_MMIO_OFFSET_VENDOR_ID);
- if (VendorId != VIRTIO_VENDOR_ID) {
- //
- // The ARM Base and Foundation Models do not report a valid VirtIo VendorId.
- // They return a value of 0x0 for the VendorId.
- //
- DEBUG((EFI_D_WARN, "VirtioMmioInit: Warning: The VendorId (0x%X) does not "
- "match the VirtIo VendorId (0x%X).\n",
- VendorId, VIRTIO_VENDOR_ID));
- }
-
- return EFI_SUCCESS;
-}
-
-
-/**
-
- Uninitialize the internals of a virtio-mmio device that has been successfully
- set up with VirtioMmioInit().
-
- @param[in, out] Device The device to clean up.
-
-**/
-
-STATIC
-VOID
-EFIAPI
-VirtioMmioUninit (
- IN VIRTIO_MMIO_DEVICE *Device
- )
-{
- //
- // Note: This function mirrors VirtioMmioInit() that does not allocate any
- // resources - there's nothing to free here.
- //
-}
-
-EFI_STATUS
-VirtioMmioInstallDevice (
- IN PHYSICAL_ADDRESS BaseAddress,
- IN EFI_HANDLE Handle
- )
-{
- EFI_STATUS Status;
- VIRTIO_MMIO_DEVICE *VirtIo;
-
- if (!BaseAddress) {
- return EFI_INVALID_PARAMETER;
- }
- if (Handle == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Allocate VIRTIO_MMIO_DEVICE
- //
- VirtIo = AllocateZeroPool (sizeof (VIRTIO_MMIO_DEVICE));
- if (VirtIo == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- VirtIo->Signature = VIRTIO_MMIO_DEVICE_SIGNATURE;
-
- Status = VirtioMmioInit (BaseAddress, VirtIo);
- if (EFI_ERROR (Status)) {
- goto FreeVirtioMem;
- }
-
- //
- // Install VIRTIO_DEVICE_PROTOCOL to Handle
- //
- Status = gBS->InstallProtocolInterface (&Handle,
- &gVirtioDeviceProtocolGuid, EFI_NATIVE_INTERFACE,
- &VirtIo->VirtioDevice);
- if (EFI_ERROR (Status)) {
- goto UninitVirtio;
- }
-
- return EFI_SUCCESS;
-
-UninitVirtio:
- VirtioMmioUninit (VirtIo);
-
-FreeVirtioMem:
- FreePool (VirtIo);
- return Status;
-}
-
-EFI_STATUS
-VirtioMmioUninstallDevice (
- IN EFI_HANDLE DeviceHandle
- )
-{
- VIRTIO_DEVICE_PROTOCOL *VirtioDevice;
- VIRTIO_MMIO_DEVICE *MmioDevice;
- EFI_STATUS Status;
-
- Status = gBS->OpenProtocol (
- DeviceHandle, // candidate device
- &gVirtioDeviceProtocolGuid, // retrieve the VirtIo iface
- (VOID **)&VirtioDevice, // target pointer
- DeviceHandle, // requestor driver identity
- DeviceHandle, // requesting lookup for dev.
- EFI_OPEN_PROTOCOL_GET_PROTOCOL // lookup only, no ref. added
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Get the MMIO device from the VirtIo Device instance
- //
- MmioDevice = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (VirtioDevice);
-
- //
- // Uninstall the protocol interface
- //
- Status = gBS->UninstallProtocolInterface (DeviceHandle,
- &gVirtioDeviceProtocolGuid, &MmioDevice->VirtioDevice
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Uninitialize the VirtIo Device
- //
- VirtioMmioUninit (MmioDevice);
- FreePool (MmioDevice);
-
- return EFI_SUCCESS;
-}
diff --git a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDevice.h b/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDevice.h deleted file mode 100644 index 4130dbc043..0000000000 --- a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDevice.h +++ /dev/null @@ -1,140 +0,0 @@ -/** @file
-
- Internal definitions for the VirtIo MMIO Device driver
-
- Copyright (C) 2013, ARM Ltd
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#ifndef _VIRTIO_MMIO_DEVICE_INTERNAL_H_
-#define _VIRTIO_MMIO_DEVICE_INTERNAL_H_
-
-#include <Protocol/VirtioDevice.h>
-
-#include <IndustryStandard/Virtio.h>
-
-#include <Library/DebugLib.h>
-#include <Library/IoLib.h>
-#include <Library/UefiLib.h>
-#include <Library/VirtioMmioDeviceLib.h>
-
-#define VIRTIO_MMIO_DEVICE_SIGNATURE SIGNATURE_32 ('V', 'M', 'I', 'O')
-
-typedef struct {
- UINT32 Signature;
- VIRTIO_DEVICE_PROTOCOL VirtioDevice;
- PHYSICAL_ADDRESS BaseAddress;
-} VIRTIO_MMIO_DEVICE;
-
-#define VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE(Device) \
- CR (Device, VIRTIO_MMIO_DEVICE, VirtioDevice, VIRTIO_MMIO_DEVICE_SIGNATURE)
-
-#define VIRTIO_CFG_WRITE(Device, Offset, Val) \
- (MmioWrite32 (Device->BaseAddress + (Offset), Val))
-#define VIRTIO_CFG_READ(Device, Offset) \
- (MmioRead32 (Device->BaseAddress + (Offset)))
-
-EFI_STATUS
-EFIAPI
-VirtioMmioDeviceRead (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- IN UINTN FieldOFfset,
- IN UINTN FieldSize,
- IN UINTN BufferSize,
- OUT VOID* Buffer
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioDeviceWrite (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- IN UINTN FieldOffset,
- IN UINTN FieldSize,
- IN UINT64 Value
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioGetDeviceFeatures (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- OUT UINT64 *DeviceFeatures
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioGetQueueSize (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- OUT UINT16 *QueueNumMax
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioGetDeviceStatus (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- OUT UINT8 *DeviceStatus
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetQueueSize (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT16 QueueSize
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetDeviceStatus (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT8 DeviceStatus
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetQueueNotify (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT16 QueueNotify
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetQueueSel (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT16 Sel
- );
-
-EFI_STATUS
-VirtioMmioSetQueueAddress (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- IN VRING *Ring
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetQueueAlignment (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT32 Alignment
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetPageSize (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT32 PageSize
- );
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetGuestFeatures (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT64 Features
- );
-
-#endif // _VIRTIO_MMIO_DEVICE_INTERNAL_H_
diff --git a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceFunctions.c b/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceFunctions.c deleted file mode 100644 index 53c734f6b1..0000000000 --- a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceFunctions.c +++ /dev/null @@ -1,295 +0,0 @@ -/** @file
-
- This driver produces Virtio Device Protocol instances for Virtio MMIO devices.
-
- Copyright (C) 2012, Red Hat, Inc.
- Copyright (c) 2012, Intel Corporation. All rights reserved.<BR>
- Copyright (C) 2013, ARM Ltd.
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License which accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include "VirtioMmioDevice.h"
-
-EFI_STATUS
-EFIAPI
-VirtioMmioGetDeviceFeatures (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- OUT UINT64 *DeviceFeatures
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- if (DeviceFeatures == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- *DeviceFeatures = VIRTIO_CFG_READ (Device, VIRTIO_MMIO_OFFSET_HOST_FEATURES);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioGetQueueSize (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- OUT UINT16 *QueueNumMax
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- if (QueueNumMax == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- *QueueNumMax = VIRTIO_CFG_READ (Device, VIRTIO_MMIO_OFFSET_QUEUE_NUM_MAX) & 0xFFFF;
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioGetDeviceStatus (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- OUT UINT8 *DeviceStatus
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- if (DeviceStatus == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- *DeviceStatus = VIRTIO_CFG_READ (Device, VIRTIO_MMIO_OFFSET_STATUS) & 0xFF;
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetQueueSize (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT16 QueueSize
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_QUEUE_NUM, QueueSize);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetDeviceStatus (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT8 DeviceStatus
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_STATUS, DeviceStatus);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetQueueNotify (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT16 QueueNotify
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_QUEUE_NOTIFY, QueueNotify);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetQueueAlignment (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT32 Alignment
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_QUEUE_ALIGN, Alignment);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetPageSize (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT32 PageSize
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- if (PageSize != EFI_PAGE_SIZE) {
- return EFI_UNSUPPORTED;
- }
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_GUEST_PAGE_SIZE, PageSize);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetQueueSel (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT16 Sel
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_QUEUE_SEL, Sel);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-VirtioMmioSetQueueAddress (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- IN VRING *Ring
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_QUEUE_PFN,
- (UINT32)((UINTN)Ring->Base >> EFI_PAGE_SHIFT));
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioSetGuestFeatures (
- VIRTIO_DEVICE_PROTOCOL *This,
- UINT64 Features
- )
-{
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- if (Features > MAX_UINT32) {
- return EFI_UNSUPPORTED;
- }
- VIRTIO_CFG_WRITE (Device, VIRTIO_MMIO_OFFSET_GUEST_FEATURES,
- (UINT32)Features);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioDeviceWrite (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- IN UINTN FieldOffset,
- IN UINTN FieldSize,
- IN UINT64 Value
- )
-{
- UINTN DstBaseAddress;
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- //
- // Double-check fieldsize
- //
- if ((FieldSize != 1) && (FieldSize != 2) &&
- (FieldSize != 4) && (FieldSize != 8)) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Compute base address
- //
- DstBaseAddress = Device->BaseAddress +
- VIRTIO_DEVICE_SPECIFIC_CONFIGURATION_OFFSET_MMIO + FieldOffset;
-
- //
- // The device-specific memory area of Virtio-MMIO can only be written in
- // byte accesses. This is not currently in the Virtio spec.
- //
- MmioWriteBuffer8 (DstBaseAddress, FieldSize, (UINT8*)&Value);
-
- return EFI_SUCCESS;
-}
-
-EFI_STATUS
-EFIAPI
-VirtioMmioDeviceRead (
- IN VIRTIO_DEVICE_PROTOCOL *This,
- IN UINTN FieldOffset,
- IN UINTN FieldSize,
- IN UINTN BufferSize,
- OUT VOID *Buffer
- )
-{
- UINTN SrcBaseAddress;
- VIRTIO_MMIO_DEVICE *Device;
-
- Device = VIRTIO_MMIO_DEVICE_FROM_VIRTIO_DEVICE (This);
-
- //
- // Parameter validation
- //
- ASSERT (FieldSize == BufferSize);
-
- //
- // Double-check fieldsize
- //
- if ((FieldSize != 1) && (FieldSize != 2) &&
- (FieldSize != 4) && (FieldSize != 8)) {
- return EFI_INVALID_PARAMETER;
- }
-
- //
- // Compute base address
- //
- SrcBaseAddress = Device->BaseAddress +
- VIRTIO_DEVICE_SPECIFIC_CONFIGURATION_OFFSET_MMIO + FieldOffset;
-
- //
- // The device-specific memory area of Virtio-MMIO can only be read in
- // byte reads. This is not currently in the Virtio spec.
- //
- MmioReadBuffer8 (SrcBaseAddress, BufferSize, Buffer);
-
- return EFI_SUCCESS;
-}
diff --git a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf b/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf deleted file mode 100644 index 2e266a9d45..0000000000 --- a/OvmfPkg/Library/VirtioMmioDeviceLib/VirtioMmioDeviceLib.inf +++ /dev/null @@ -1,42 +0,0 @@ -## @file
-# This driver produces the VirtIo Device Protocol instances for VirtIo Mmio
-# Device
-#
-# Copyright (C) 2013, ARM Ltd
-#
-# This program and the accompanying materials are licensed and made available
-# under the terms and conditions of the BSD License which accompanies this
-# distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
-# WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010006
- BASE_NAME = VirtioMmioDeviceLib
- FILE_GUID = 3b6ed966-b5d1-46a8-965b-867ff22d9c89
- MODULE_TYPE = UEFI_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = VirtioMmioDeviceLib
-
-[Sources]
- VirtioMmioDevice.c
- VirtioMmioDeviceFunctions.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseMemoryLib
- DebugLib
- IoLib
- MemoryAllocationLib
- UefiBootServicesTableLib
- UefiLib
-
-[Protocols]
- gVirtioDeviceProtocolGuid ## PRODUCES
diff --git a/OvmfPkg/Library/XenConsoleSerialPortLib/XenConsoleSerialPortLib.c b/OvmfPkg/Library/XenConsoleSerialPortLib/XenConsoleSerialPortLib.c deleted file mode 100644 index 4a63b86047..0000000000 --- a/OvmfPkg/Library/XenConsoleSerialPortLib/XenConsoleSerialPortLib.c +++ /dev/null @@ -1,301 +0,0 @@ -/** @file
- Xen console SerialPortLib instance
-
- Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
- Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <Base.h>
-
-#include <Library/BaseLib.h>
-#include <Library/SerialPortLib.h>
-#include <Library/XenHypercallLib.h>
-
-#include <IndustryStandard/Xen/io/console.h>
-#include <IndustryStandard/Xen/hvm/params.h>
-#include <IndustryStandard/Xen/event_channel.h>
-
-//
-// We can't use DebugLib due to a constructor dependency cycle between DebugLib
-// and ourselves.
-//
-#define ASSERT(Expression) \
- do { \
- if (!(Expression)) { \
- CpuDeadLoop (); \
- } \
- } while (FALSE)
-
-//
-// The code below expects these global variables to be mutable, even in the case
-// that we have been incorporated into SEC or PEIM phase modules (which is
-// allowed by our INF description). While this is a dangerous assumption to make
-// in general, it is actually fine for the Xen domU (guest) environment that
-// this module is intended for, as UEFI always executes from DRAM in that case.
-//
-STATIC evtchn_send_t mXenConsoleEventChain;
-STATIC struct xencons_interface *mXenConsoleInterface;
-
-/**
- Initialize the serial device hardware.
-
- If no initialization is required, then return RETURN_SUCCESS.
- If the serial device was successfully initialized, then return RETURN_SUCCESS.
- If the serial device could not be initialized, then return RETURN_DEVICE_ERROR.
-
- @retval RETURN_SUCCESS The serial device was initialized.
- @retval RETURN_DEVICE_ERROR The serial device could not be initialized.
-
-**/
-RETURN_STATUS
-EFIAPI
-SerialPortInitialize (
- VOID
- )
-{
- if (! XenHypercallIsAvailable ()) {
- return RETURN_DEVICE_ERROR;
- }
-
- if (!mXenConsoleInterface) {
- mXenConsoleEventChain.port = (UINT32)XenHypercallHvmGetParam (HVM_PARAM_CONSOLE_EVTCHN);
- mXenConsoleInterface = (struct xencons_interface *)(UINTN)
- (XenHypercallHvmGetParam (HVM_PARAM_CONSOLE_PFN) << EFI_PAGE_SHIFT);
-
- //
- // No point in ASSERT'ing here as we won't be seeing the output
- //
- }
- return RETURN_SUCCESS;
-}
-
-/**
- Write data from buffer to serial device.
-
- Writes NumberOfBytes data bytes from Buffer to the serial device.
- The number of bytes actually written to the serial device is returned.
- If the return value is less than NumberOfBytes, then the write operation failed.
- If Buffer is NULL, then ASSERT().
- If NumberOfBytes is zero, then return 0.
-
- @param Buffer Pointer to the data buffer to be written.
- @param NumberOfBytes Number of bytes to written to the serial device.
-
- @retval 0 NumberOfBytes is 0.
- @retval >0 The number of bytes written to the serial device.
- If this value is less than NumberOfBytes, then the write operation failed.
-
-**/
-UINTN
-EFIAPI
-SerialPortWrite (
- IN UINT8 *Buffer,
- IN UINTN NumberOfBytes
- )
-{
- XENCONS_RING_IDX Consumer, Producer;
- UINTN Sent;
-
- ASSERT (Buffer != NULL);
-
- if (NumberOfBytes == 0) {
- return 0;
- }
-
- if (!mXenConsoleInterface) {
- return 0;
- }
-
- Sent = 0;
- do {
- Consumer = mXenConsoleInterface->out_cons;
- Producer = mXenConsoleInterface->out_prod;
-
- MemoryFence ();
-
- while (Sent < NumberOfBytes && ((Producer - Consumer) < sizeof (mXenConsoleInterface->out)))
- mXenConsoleInterface->out[MASK_XENCONS_IDX(Producer++, mXenConsoleInterface->out)] = Buffer[Sent++];
-
- MemoryFence ();
-
- mXenConsoleInterface->out_prod = Producer;
-
- XenHypercallEventChannelOp (EVTCHNOP_send, &mXenConsoleEventChain);
-
- } while (Sent < NumberOfBytes);
-
- return Sent;
-}
-
-/**
- Read data from serial device and save the datas in buffer.
-
- Reads NumberOfBytes data bytes from a serial device into the buffer
- specified by Buffer. The number of bytes actually read is returned.
- If Buffer is NULL, then ASSERT().
- If NumberOfBytes is zero, then return 0.
-
- @param Buffer Pointer to the data buffer to store the data read from the serial device.
- @param NumberOfBytes Number of bytes which will be read.
-
- @retval 0 Read data failed, no data is to be read.
- @retval >0 Actual number of bytes read from serial device.
-
-**/
-UINTN
-EFIAPI
-SerialPortRead (
- OUT UINT8 *Buffer,
- IN UINTN NumberOfBytes
-)
-{
- XENCONS_RING_IDX Consumer, Producer;
- UINTN Received;
-
- ASSERT (Buffer != NULL);
-
- if (NumberOfBytes == 0) {
- return 0;
- }
-
- if (!mXenConsoleInterface) {
- return 0;
- }
-
- Consumer = mXenConsoleInterface->in_cons;
- Producer = mXenConsoleInterface->in_prod;
-
- MemoryFence ();
-
- Received = 0;
- while (Received < NumberOfBytes && Consumer < Producer)
- Buffer[Received++] = mXenConsoleInterface->in[MASK_XENCONS_IDX(Consumer++, mXenConsoleInterface->in)];
-
- MemoryFence ();
-
- mXenConsoleInterface->in_cons = Consumer;
-
- XenHypercallEventChannelOp (EVTCHNOP_send, &mXenConsoleEventChain);
-
- return Received;
-}
-
-/**
- Polls a serial device to see if there is any data waiting to be read.
-
- @retval TRUE Data is waiting to be read from the serial device.
- @retval FALSE There is no data waiting to be read from the serial device.
-
-**/
-BOOLEAN
-EFIAPI
-SerialPortPoll (
- VOID
- )
-{
- return mXenConsoleInterface &&
- mXenConsoleInterface->in_cons != mXenConsoleInterface->in_prod;
-}
-
-/**
- Sets the control bits on a serial device.
-
- @param Control Sets the bits of Control that are settable.
-
- @retval RETURN_SUCCESS The new control bits were set on the serial device.
- @retval RETURN_UNSUPPORTED The serial device does not support this operation.
- @retval RETURN_DEVICE_ERROR The serial device is not functioning correctly.
-
-**/
-RETURN_STATUS
-EFIAPI
-SerialPortSetControl (
- IN UINT32 Control
- )
-{
- return RETURN_UNSUPPORTED;
-}
-
-/**
- Retrieve the status of the control bits on a serial device.
-
- @param Control A pointer to return the current control signals from the serial device.
-
- @retval RETURN_SUCCESS The control bits were read from the serial device.
- @retval RETURN_UNSUPPORTED The serial device does not support this operation.
- @retval RETURN_DEVICE_ERROR The serial device is not functioning correctly.
-
-**/
-RETURN_STATUS
-EFIAPI
-SerialPortGetControl (
- OUT UINT32 *Control
- )
-{
- if (!mXenConsoleInterface) {
- return RETURN_UNSUPPORTED;
- }
-
- *Control = 0;
- if (!SerialPortPoll ()) {
- *Control = EFI_SERIAL_INPUT_BUFFER_EMPTY;
- }
- return RETURN_SUCCESS;
-}
-
-/**
- Sets the baud rate, receive FIFO depth, transmit/receice time out, parity,
- data bits, and stop bits on a serial device.
-
- @param BaudRate The requested baud rate. A BaudRate value of 0 will use the
- device's default interface speed.
- On output, the value actually set.
- @param ReveiveFifoDepth The requested depth of the FIFO on the receive side of the
- serial interface. A ReceiveFifoDepth value of 0 will use
- the device's default FIFO depth.
- On output, the value actually set.
- @param Timeout The requested time out for a single character in microseconds.
- This timeout applies to both the transmit and receive side of the
- interface. A Timeout value of 0 will use the device's default time
- out value.
- On output, the value actually set.
- @param Parity The type of parity to use on this serial device. A Parity value of
- DefaultParity will use the device's default parity value.
- On output, the value actually set.
- @param DataBits The number of data bits to use on the serial device. A DataBits
- vaule of 0 will use the device's default data bit setting.
- On output, the value actually set.
- @param StopBits The number of stop bits to use on this serial device. A StopBits
- value of DefaultStopBits will use the device's default number of
- stop bits.
- On output, the value actually set.
-
- @retval RETURN_SUCCESS The new attributes were set on the serial device.
- @retval RETURN_UNSUPPORTED The serial device does not support this operation.
- @retval RETURN_INVALID_PARAMETER One or more of the attributes has an unsupported value.
- @retval RETURN_DEVICE_ERROR The serial device is not functioning correctly.
-
-**/
-RETURN_STATUS
-EFIAPI
-SerialPortSetAttributes (
- IN OUT UINT64 *BaudRate,
- IN OUT UINT32 *ReceiveFifoDepth,
- IN OUT UINT32 *Timeout,
- IN OUT EFI_PARITY_TYPE *Parity,
- IN OUT UINT8 *DataBits,
- IN OUT EFI_STOP_BITS_TYPE *StopBits
- )
-{
- return RETURN_UNSUPPORTED;
-}
-
diff --git a/OvmfPkg/Library/XenConsoleSerialPortLib/XenConsoleSerialPortLib.inf b/OvmfPkg/Library/XenConsoleSerialPortLib/XenConsoleSerialPortLib.inf deleted file mode 100644 index 8a7411558f..0000000000 --- a/OvmfPkg/Library/XenConsoleSerialPortLib/XenConsoleSerialPortLib.inf +++ /dev/null @@ -1,35 +0,0 @@ -#/** @file
-#
-# Component description file for XenConsoleSerialPortLib module
-#
-# Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#**/
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = XenConsoleSerialPortLib
- FILE_GUID = 401406DD-BCAC-4B91-9F4E-72A7FEBE4762
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = SerialPortLib
- CONSTRUCTOR = SerialPortInitialize
-
-[Sources.common]
- XenConsoleSerialPortLib.c
-
-[LibraryClasses]
- BaseLib
- XenHypercallLib
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
diff --git a/OvmfPkg/Library/XenHypercallLib/Aarch64/Hypercall.S b/OvmfPkg/Library/XenHypercallLib/Aarch64/Hypercall.S deleted file mode 100644 index b1b5d4cc3f..0000000000 --- a/OvmfPkg/Library/XenHypercallLib/Aarch64/Hypercall.S +++ /dev/null @@ -1,26 +0,0 @@ -
-/** @file
- AArch64 implementation of XenHypercall2
-
- Copyright (C) 2014, Linaro Ltd.
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <IndustryStandard/Xen/arch-arm/xen.h>
-
- .text
- .global ASM_PFX(XenHypercall2)
-ASM_PFX(XenHypercall2):
- mov x16, x0
- mov x0, x1
- mov x1, x2
- hvc #XEN_HYPERCALL_TAG
- ret
diff --git a/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S b/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S deleted file mode 100644 index c12c8658b7..0000000000 --- a/OvmfPkg/Library/XenHypercallLib/Arm/Hypercall.S +++ /dev/null @@ -1,26 +0,0 @@ -/** @file
- ARM (AArch32) implementation of XenHypercall2
-
- Copyright (C) 2014, Linaro Ltd.
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <IndustryStandard/Xen/arch-arm/xen.h>
-
- .text
-GCC_ASM_EXPORT(XenHypercall2)
-
-ASM_PFX(XenHypercall2):
- mov r12, r0
- mov r0, r1
- mov r1, r2
- hvc #XEN_HYPERCALL_TAG
- bx lr
diff --git a/OvmfPkg/Library/XenHypercallLib/ArmXenHypercall.c b/OvmfPkg/Library/XenHypercallLib/ArmXenHypercall.c deleted file mode 100644 index 58cd3ec76b..0000000000 --- a/OvmfPkg/Library/XenHypercallLib/ArmXenHypercall.c +++ /dev/null @@ -1,44 +0,0 @@ -/** @file
- Xen Hypercall Library implementation for ARM architecture
-
- Copyright (C) 2015, Red Hat, Inc.
- Copyright (c) 2014, Linaro Ltd. All rights reserved.<BR>
-
- This program and the accompanying materials are licensed and made available
- under the terms and conditions of the BSD License that accompanies this
- distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php.
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT
- WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-**/
-
-#include <Base.h>
-
-/**
- Check if the Xen Hypercall library is able to make calls to the Xen
- hypervisor.
-
- Client code should call further functions in this library only if, and after,
- this function returns TRUE.
-
- @retval TRUE Hypercalls are available.
- @retval FALSE Hypercalls are not available.
-**/
-BOOLEAN
-EFIAPI
-XenHypercallIsAvailable (
- VOID
- )
-{
- return TRUE;
-}
-
-RETURN_STATUS
-EFIAPI
-XenHypercallLibInit (
- VOID
- )
-{
- return RETURN_SUCCESS;
-}
diff --git a/OvmfPkg/Library/XenHypercallLib/Ia32/hypercall.nasm b/OvmfPkg/Library/XenHypercallLib/Ia32/hypercall.nasm deleted file mode 100644 index e0fa71bb5b..0000000000 --- a/OvmfPkg/Library/XenHypercallLib/Ia32/hypercall.nasm +++ /dev/null @@ -1,25 +0,0 @@ -SECTION .text
-
-; INTN
-; EFIAPI
-; __XenHypercall2 (
-; IN VOID *HypercallAddr,
-; IN OUT INTN Arg1,
-; IN OUT INTN Arg2
-; );
-global ASM_PFX(__XenHypercall2)
-ASM_PFX(__XenHypercall2):
- ; Save only ebx, ecx is supposed to be a scratch register and needs to be
- ; saved by the caller
- push ebx
- ; Copy HypercallAddr to eax
- mov eax, [esp + 8]
- ; Copy Arg1 to the register expected by Xen
- mov ebx, [esp + 12]
- ; Copy Arg2 to the register expected by Xen
- mov ecx, [esp + 16]
- ; Call HypercallAddr
- call eax
- pop ebx
- ret
-
diff --git a/OvmfPkg/Library/XenHypercallLib/X64/hypercall.nasm b/OvmfPkg/Library/XenHypercallLib/X64/hypercall.nasm deleted file mode 100644 index 5e6a0c05c5..0000000000 --- a/OvmfPkg/Library/XenHypercallLib/X64/hypercall.nasm +++ /dev/null @@ -1,26 +0,0 @@ -DEFAULT REL
-SECTION .text
-
-; INTN
-; EFIAPI
-; __XenHypercall2 (
-; IN VOID *HypercallAddr,
-; IN OUT INTN Arg1,
-; IN OUT INTN Arg2
-; );
-global ASM_PFX(__XenHypercall2)
-ASM_PFX(__XenHypercall2):
- push rdi
- push rsi
- ; Copy HypercallAddr to rax
- mov rax, rcx
- ; Copy Arg1 to the register expected by Xen
- mov rdi, rdx
- ; Copy Arg2 to the register expected by Xen
- mov rsi, r8
- ; Call HypercallAddr
- call rax
- pop rsi
- pop rdi
- ret
-
diff --git a/OvmfPkg/Library/XenHypercallLib/X86XenHypercall.c b/OvmfPkg/Library/XenHypercallLib/X86XenHypercall.c deleted file mode 100644 index 7cb7f46c9b..0000000000 --- a/OvmfPkg/Library/XenHypercallLib/X86XenHypercall.c +++ /dev/null @@ -1,102 +0,0 @@ -/** @file
- Xen Hypercall Library implementation for Intel architecture
-
-Copyright (c) 2014, Linaro Ltd. All rights reserved.<BR>
-This program and the accompanying materials are licensed and made available under
-the terms and conditions of the BSD License that accompanies this distribution.
-The full text of the license may be found at
-http://opensource.org/licenses/bsd-license.php.
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <PiDxe.h>
-#include <Library/HobLib.h>
-#include <Library/DebugLib.h>
-#include <Guid/XenInfo.h>
-
-STATIC VOID *HyperPage;
-
-/**
- Check if the Xen Hypercall library is able to make calls to the Xen
- hypervisor.
-
- Client code should call further functions in this library only if, and after,
- this function returns TRUE.
-
- @retval TRUE Hypercalls are available.
- @retval FALSE Hypercalls are not available.
-**/
-BOOLEAN
-EFIAPI
-XenHypercallIsAvailable (
- VOID
- )
-{
- return HyperPage != NULL;
-}
-
-//
-// Interface exposed by the ASM implementation of the core hypercall
-//
-INTN
-EFIAPI
-__XenHypercall2 (
- IN VOID *HypercallAddr,
- IN OUT INTN Arg1,
- IN OUT INTN Arg2
- );
-
-/**
- Library constructor: retrieves the Hyperpage address
- from the gEfiXenInfoGuid HOB
-**/
-
-RETURN_STATUS
-EFIAPI
-XenHypercallLibInit (
- VOID
- )
-{
- EFI_HOB_GUID_TYPE *GuidHob;
- EFI_XEN_INFO *XenInfo;
-
- GuidHob = GetFirstGuidHob (&gEfiXenInfoGuid);
- if (GuidHob == NULL) {
- //
- // We don't fail library construction, since that has catastrophic
- // consequences for client modules (whereas those modules may easily be
- // running on a non-Xen platform). Instead, XenHypercallIsAvailable() above
- // will return FALSE.
- //
- return RETURN_SUCCESS;
- }
- XenInfo = (EFI_XEN_INFO *) GET_GUID_HOB_DATA (GuidHob);
- HyperPage = XenInfo->HyperPages;
- return RETURN_SUCCESS;
-}
-
-/**
- This function will put the two arguments in the right place (registers) and
- invoke the hypercall identified by HypercallID.
-
- @param HypercallID The symbolic ID of the hypercall to be invoked
- @param Arg1 First argument.
- @param Arg2 Second argument.
-
- @return Return 0 if success otherwise it return an errno.
-**/
-INTN
-EFIAPI
-XenHypercall2 (
- IN UINTN HypercallID,
- IN OUT INTN Arg1,
- IN OUT INTN Arg2
- )
-{
- ASSERT (HyperPage != NULL);
-
- return __XenHypercall2 ((UINT8*)HyperPage + HypercallID * 32, Arg1, Arg2);
-}
diff --git a/OvmfPkg/Library/XenHypercallLib/XenHypercall.c b/OvmfPkg/Library/XenHypercallLib/XenHypercall.c deleted file mode 100644 index 5ea5c45818..0000000000 --- a/OvmfPkg/Library/XenHypercallLib/XenHypercall.c +++ /dev/null @@ -1,66 +0,0 @@ -/** @file
- Functions to make Xen hypercalls.
-
- Copyright (C) 2014, Citrix Ltd.
-
- This program and the accompanying materials
- are licensed and made available under the terms and conditions of the BSD License
- which accompanies this distribution. The full text of the license may be found at
- http://opensource.org/licenses/bsd-license.php
-
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-**/
-
-#include <PiDxe.h>
-
-#include <IndustryStandard/Xen/hvm/params.h>
-#include <IndustryStandard/Xen/memory.h>
-
-#include <Library/DebugLib.h>
-#include <Library/XenHypercallLib.h>
-
-UINT64
-EFIAPI
-XenHypercallHvmGetParam (
- IN UINT32 Index
- )
-{
- xen_hvm_param_t Parameter;
- INTN Error;
-
- Parameter.domid = DOMID_SELF;
- Parameter.index = Index;
- Error = XenHypercall2 (__HYPERVISOR_hvm_op,
- HVMOP_get_param, (INTN) &Parameter);
- if (Error != 0) {
- DEBUG ((EFI_D_ERROR,
- "XenHypercall: Error %Ld trying to get HVM parameter %d\n",
- (INT64)Error, Index));
- return 0;
- }
- return Parameter.value;
-}
-
-INTN
-EFIAPI
-XenHypercallMemoryOp (
- IN UINTN Operation,
- IN OUT VOID *Arguments
- )
-{
- return XenHypercall2 (__HYPERVISOR_memory_op,
- Operation, (INTN) Arguments);
-}
-
-INTN
-EFIAPI
-XenHypercallEventChannelOp (
- IN INTN Operation,
- IN OUT VOID *Arguments
- )
-{
- return XenHypercall2 (__HYPERVISOR_event_channel_op,
- Operation, (INTN) Arguments);
-}
diff --git a/OvmfPkg/Library/XenHypercallLib/XenHypercallLib.inf b/OvmfPkg/Library/XenHypercallLib/XenHypercallLib.inf deleted file mode 100644 index f4503a4b01..0000000000 --- a/OvmfPkg/Library/XenHypercallLib/XenHypercallLib.inf +++ /dev/null @@ -1,66 +0,0 @@ -## @file
-# Xen Hypercall abstraction lib for Intel and ARM architectures
-#
-# Copyright (c) 2014, Linaro Ltd. All rights reserved.<BR>
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php
-#
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = XenHypercallLib
- FILE_GUID = B5EE9A32-CA5A-49A8-82E3-ADA4CCB77C7C
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- CONSTRUCTOR = XenHypercallLibInit
-
-[Defines.IA32, Defines.X64]
- LIBRARY_CLASS = XenHypercallLib|DXE_DRIVER UEFI_DRIVER
-
-[Defines.ARM, Defines.AARCH64]
- LIBRARY_CLASS = XenHypercallLib
-
-#
-# The following information is for reference only and not required by the build tools.
-#
-# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64
-#
-
-[Sources.IA32, Sources.X64]
- X86XenHypercall.c
-
-[Sources.IA32]
- Ia32/hypercall.nasm
-
-[Sources.X64]
- X64/hypercall.nasm
-
-[Sources.ARM, Sources.AARCH64]
- ArmXenHypercall.c
-
-[Sources.ARM]
- Arm/Hypercall.S
-
-[Sources.AARCH64]
- Aarch64/Hypercall.S
-
-[Sources]
- XenHypercall.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses.IA32, LibraryClasses.X64]
- BaseLib
- HobLib
- DebugLib
-
-[Guids.IA32, Guids.X64]
- gEfiXenInfoGuid
diff --git a/OvmfPkg/Library/XenIoMmioLib/XenIoMmioLib.c b/OvmfPkg/Library/XenIoMmioLib/XenIoMmioLib.c deleted file mode 100644 index c710e85865..0000000000 --- a/OvmfPkg/Library/XenIoMmioLib/XenIoMmioLib.c +++ /dev/null @@ -1,166 +0,0 @@ -/** @file
-* Manage XenBus device path and I/O handles
-*
-* Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
-*
-* This program and the accompanying materials are
-* licensed and made available under the terms and conditions of the BSD License
-* which accompanies this distribution. The full text of the license may be found at
-* http://opensource.org/licenses/bsd-license.php
-*
-* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-*
-**/
-
-#include <Library/BaseLib.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/DebugLib.h>
-#include <Library/UefiLib.h>
-#include <Library/BaseMemoryLib.h>
-#include <Library/MemoryAllocationLib.h>
-#include <Library/DevicePathLib.h>
-#include <Library/XenIoMmioLib.h>
-
-#include <Protocol/XenIo.h>
-#include <Guid/XenBusRootDevice.h>
-
-#pragma pack (1)
-typedef struct {
- VENDOR_DEVICE_PATH Vendor;
- EFI_PHYSICAL_ADDRESS GrantTableAddress;
- EFI_DEVICE_PATH_PROTOCOL End;
-} XENBUS_ROOT_DEVICE_PATH;
-#pragma pack ()
-
-STATIC CONST XENBUS_ROOT_DEVICE_PATH mXenBusRootDevicePathTemplate = {
- {
- {
- HARDWARE_DEVICE_PATH,
- HW_VENDOR_DP,
- { sizeof (VENDOR_DEVICE_PATH) + sizeof (EFI_PHYSICAL_ADDRESS), 0 }
- },
- XENBUS_ROOT_DEVICE_GUID,
- },
- 0,
- {
- END_DEVICE_PATH_TYPE,
- END_ENTIRE_DEVICE_PATH_SUBTYPE,
- { sizeof (EFI_DEVICE_PATH_PROTOCOL), 0 }
- }
-};
-
-/**
-
- Install the XENBUS_ROOT_DEVICE_PATH and XENIO_PROTOCOL protocols on
- the handle pointed to by @Handle, or on a new handle if it points to
- NULL
-
- @param Handle Pointer to the handle to install the protocols
- on, may point to a NULL handle.
-
- @param GrantTableAddress The address of the Xen grant table
-
- @retval EFI_SUCCESS Protocols were installed successfully
-
- @retval EFI_OUT_OF_RESOURCES The function failed to allocate memory required
- by the XenIo MMIO and device path protocols
-
- @return Status code returned by the boot service
- InstallMultipleProtocolInterfaces ()
-
-**/
-EFI_STATUS
-XenIoMmioInstall (
- IN OUT EFI_HANDLE *Handle,
- IN EFI_PHYSICAL_ADDRESS GrantTableAddress
- )
-{
- EFI_STATUS Status;
- XENIO_PROTOCOL *XenIo;
- XENBUS_ROOT_DEVICE_PATH *XenBusDevicePath;
- EFI_HANDLE OutHandle;
-
- ASSERT (Handle != NULL);
-
- OutHandle = *Handle;
-
- XenIo = AllocateZeroPool (sizeof *XenIo);
- if (!XenIo) {
- return EFI_OUT_OF_RESOURCES;
- }
- XenIo->GrantTableAddress = GrantTableAddress;
-
- XenBusDevicePath = AllocateCopyPool (sizeof *XenBusDevicePath,
- &mXenBusRootDevicePathTemplate);
- if (!XenBusDevicePath) {
- DEBUG ((EFI_D_ERROR, "%a: Out of memory\n", __FUNCTION__));
- Status = EFI_OUT_OF_RESOURCES;
- goto FreeXenIo;
- }
- XenBusDevicePath->GrantTableAddress = GrantTableAddress;
-
- Status = gBS->InstallMultipleProtocolInterfaces (&OutHandle,
- &gEfiDevicePathProtocolGuid, XenBusDevicePath,
- &gXenIoProtocolGuid, XenIo,
- NULL);
- if (!EFI_ERROR (Status)) {
- *Handle = OutHandle;
- return EFI_SUCCESS;
- }
-
- DEBUG ((EFI_D_ERROR, "%a: Failed to install the EFI_DEVICE_PATH and "
- "XENIO_PROTOCOL protocols on handle %p (Status == %r)\n",
- __FUNCTION__, OutHandle, Status));
-
- FreePool (XenBusDevicePath);
-
-FreeXenIo:
- FreePool (XenIo);
- return Status;
-}
-
-/**
-
- Uninstall the XENBUS_ROOT_DEVICE_PATH and XENIO_PROTOCOL protocols
-
- @param Handle Handle onto which the protocols have been installed
- earlier by XenIoMmioInstall ()
-
- @retval EFI_SUCCESS Protocols were uninstalled successfully
-
- @return Status code returned by the boot service
- UninstallMultipleProtocolInterfaces ()
-
-**/
-EFI_STATUS
-XenIoMmioUninstall (
- IN EFI_HANDLE Handle
- )
-{
- EFI_STATUS Status;
- VOID *XenIo;
- VOID *XenBusDevicePath;
-
- XenBusDevicePath = NULL;
- gBS->OpenProtocol (Handle, &gEfiDevicePathProtocolGuid, &XenBusDevicePath,
- NULL, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
-
- XenIo = NULL;
- gBS->OpenProtocol (Handle, &gXenIoProtocolGuid, &XenIo,
- NULL, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL);
-
- Status = gBS->UninstallMultipleProtocolInterfaces (Handle,
- &gEfiDevicePathProtocolGuid, XenBusDevicePath,
- &gXenIoProtocolGuid, XenIo,
- NULL);
-
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- FreePool (XenBusDevicePath);
- FreePool (XenIo);
-
- return EFI_SUCCESS;
-}
diff --git a/OvmfPkg/Library/XenIoMmioLib/XenIoMmioLib.inf b/OvmfPkg/Library/XenIoMmioLib/XenIoMmioLib.inf deleted file mode 100644 index d02588f281..0000000000 --- a/OvmfPkg/Library/XenIoMmioLib/XenIoMmioLib.inf +++ /dev/null @@ -1,40 +0,0 @@ -## @file
-# Manage XenBus device path and I/O handles
-#
-# Copyright (c) 2015, Linaro Ltd. All rights reserved.<BR>
-#
-# This program and the accompanying materials
-# are licensed and made available under the terms and conditions of the BSD License
-# which accompanies this distribution. The full text of the license may be found at
-# http://opensource.org/licenses/bsd-license.php.
-# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-#
-#
-##
-
-[Defines]
- INF_VERSION = 0x00010005
- BASE_NAME = XenIoMmioLib
- FILE_GUID = de9bdc19-8434-47bb-be3c-7f28f2101fd0
- MODULE_TYPE = DXE_DRIVER
- VERSION_STRING = 1.0
- LIBRARY_CLASS = XenIoMmioLib
-
-[Sources]
- XenIoMmioLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- OvmfPkg/OvmfPkg.dec
-
-[LibraryClasses]
- BaseMemoryLib
- MemoryAllocationLib
-
-[Guids]
- gXenBusRootDeviceGuid
-
-[Protocols]
- gEfiDevicePathProtocolGuid
- gXenIoProtocolGuid
|