Port AcpiResetDxe from EDK to EDKII to enable reset function on DUET above legacy free platform.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10034 6f19259b-4bc3-4df7-8a09-765794883524

4 files changed, 410 insertions, 0 deletions

diff --git a/DuetPkg/AcpiResetDxe/Reset.c b/DuetPkg/AcpiResetDxe/Reset.c
new file mode 100644
index 0000000000..fe2d0a8da8
--- /dev/null
+++ b/DuetPkg/AcpiResetDxe/Reset.c
@@ -0,0 +1,194 @@
+/*++ @file

+  Reset Architectural Protocol implementation.

+

+Copyright (c) 2006 - 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.             

+

+--*/

+

+#include "Reset.h"

+

+/**

+  Use ACPI method to reset the sytem. If fail, use legacy 8042 method to reset the system

+

+  @param[in] AcpiDescription   Global variable to record reset info

+

+**/

+VOID

+SystemReset (

+  IN EFI_ACPI_DESCRIPTION *AcpiDescription

+  )

+{

+  UINT8   Dev;

+  UINT8   Func;

+  UINT8   Register;

+

+  if ((AcpiDescription->RESET_REG.Address != 0) &&

+      ((AcpiDescription->RESET_REG.AddressSpaceId == EFI_ACPI_3_0_SYSTEM_IO) ||

+       (AcpiDescription->RESET_REG.AddressSpaceId == EFI_ACPI_3_0_SYSTEM_MEMORY) ||

+       (AcpiDescription->RESET_REG.AddressSpaceId == EFI_ACPI_3_0_PCI_CONFIGURATION_SPACE))) {

+    //

+    // Use ACPI System Reset

+    //

+    switch (AcpiDescription->RESET_REG.AddressSpaceId) {

+    case EFI_ACPI_3_0_SYSTEM_IO:

+      IoWrite8 ((UINTN) AcpiDescription->RESET_REG.Address, AcpiDescription->RESET_VALUE);

+      break;

+    case EFI_ACPI_3_0_SYSTEM_MEMORY:

+      MmioWrite8 ((UINTN) AcpiDescription->RESET_REG.Address, AcpiDescription->RESET_VALUE);

+      break;

+    case EFI_ACPI_3_0_PCI_CONFIGURATION_SPACE:

+      Register = (UINT8) AcpiDescription->RESET_REG.Address;

+      Func     = (UINT8) (RShiftU64 (AcpiDescription->RESET_REG.Address, 16) & 0x7);

+      Dev      = (UINT8) (RShiftU64 (AcpiDescription->RESET_REG.Address, 32) & 0x1F);

+      PciWrite8 (PCI_LIB_ADDRESS (0, Dev, Func, Register), AcpiDescription->RESET_VALUE);

+      break;

+    }

+  }

+

+  //

+  // If system comes here, means ACPI reset fail, do Legacy System Reset, assume 8042 available

+  //

+  Register = 0xfe;

+  IoWrite8 (0x64, Register);

+

+  //

+  // System should reset now

+  //

+

+  return ;

+}

+

+/**

+  Use ACPI method to shutdown the sytem

+

+  @param[in] AcpiDescription   Global variable to record reset info

+

+  @retval EFI_UNSUPPORTED      Shutdown fails

+

+**/

+EFI_STATUS

+SystemShutdown (

+  IN EFI_ACPI_DESCRIPTION *AcpiDescription

+  )

+{

+  UINT16  Value;

+

+  //

+  // 1. Write SLP_TYPa

+  //

+  if ((AcpiDescription->PM1a_CNT_BLK.Address != 0) && (AcpiDescription->SLP_TYPa != 0)) {

+    switch (AcpiDescription->PM1a_CNT_BLK.AddressSpaceId) {

+    case EFI_ACPI_3_0_SYSTEM_IO:

+      Value = IoRead16 ((UINTN) AcpiDescription->PM1a_CNT_BLK.Address);

+      Value = (Value & 0xc3ff) | 0x2000 | (AcpiDescription->SLP_TYPa << 10);

+      IoWrite16 ((UINTN) AcpiDescription->PM1a_CNT_BLK.Address, Value);

+      break;

+    case EFI_ACPI_3_0_SYSTEM_MEMORY:

+      Value = MmioRead16 ((UINTN) AcpiDescription->PM1a_CNT_BLK.Address);

+      Value = (Value & 0xc3ff) | 0x2000 | (AcpiDescription->SLP_TYPa << 10);

+      MmioWrite16 ((UINTN) AcpiDescription->PM1a_CNT_BLK.Address, Value);

+      break;

+    }

+  }

+

+  //

+  // 2. Write SLP_TYPb

+  //

+  if ((AcpiDescription->PM1b_CNT_BLK.Address != 0) && (AcpiDescription->SLP_TYPb != 0)) {

+    switch (AcpiDescription->PM1b_CNT_BLK.AddressSpaceId) {

+    case EFI_ACPI_3_0_SYSTEM_IO:

+      Value = IoRead16 ((UINTN) AcpiDescription->PM1b_CNT_BLK.Address);

+      Value = (Value & 0xc3ff) | 0x2000 | (AcpiDescription->SLP_TYPb << 10);

+      IoWrite16 ((UINTN) AcpiDescription->PM1b_CNT_BLK.Address, Value);

+      break;

+    case EFI_ACPI_3_0_SYSTEM_MEMORY:

+      Value = MmioRead16 ((UINTN) AcpiDescription->PM1b_CNT_BLK.Address);

+      Value = (Value & 0xc3ff) | 0x2000 | (AcpiDescription->SLP_TYPb << 10);

+      MmioWrite16 ((UINTN) AcpiDescription->PM1b_CNT_BLK.Address, Value);

+      break;

+    }

+  }

+

+  //

+  // Done, if code runs here, mean not shutdown correctly

+  //

+  return EFI_UNSUPPORTED;

+}

+

+/**

+  Reset the system.

+

+  @param[in] ResetType       Warm or cold

+  @param[in] ResetStatus     Possible cause of reset

+  @param[in] DataSize        Size of ResetData in bytes

+  @param[in] ResetData       Optional Unicode string

+  @param[in] AcpiDescription Global variable to record reset info

+

+**/

+VOID

+EFIAPI

+AcpiResetSystem (

+  IN EFI_RESET_TYPE   ResetType,

+  IN EFI_STATUS       ResetStatus,

+  IN UINTN            DataSize,

+  IN CHAR16           *ResetData, OPTIONAL

+  IN EFI_ACPI_DESCRIPTION *AcpiDescription

+  )

+{

+  EFI_STATUS  Status;

+

+  switch (ResetType) {

+  case EfiResetWarm:

+  case EfiResetCold:

+    SystemReset (AcpiDescription);

+    break;

+

+  case EfiResetShutdown:

+    Status = SystemShutdown (AcpiDescription);

+    if (EFI_ERROR (Status)) {

+      SystemReset (AcpiDescription);

+    }

+    break;

+

+  default:

+    return ;

+  }

+

+  //

+  // Given we should have reset getting here would be bad

+  //

+  ASSERT (FALSE);

+}

+

+BOOLEAN

+GetAcpiDescription (

+  IN EFI_ACPI_DESCRIPTION *AcpiDescription

+  )

+{

+  EFI_HOB_GUID_TYPE       *HobAcpiDescription;

+  //

+  // Get AcpiDescription Hob

+  //

+  HobAcpiDescription = GetFirstGuidHob (&gEfiAcpiDescriptionGuid);

+  if (HobAcpiDescription == NULL) {

+    return FALSE;

+  }

+

+  //

+  // Copy it to Runtime Memory

+  //

+  ASSERT (sizeof (EFI_ACPI_DESCRIPTION) == GET_GUID_HOB_DATA_SIZE (HobAcpiDescription));

+  CopyMem (AcpiDescription, GET_GUID_HOB_DATA (HobAcpiDescription), sizeof (EFI_ACPI_DESCRIPTION));

+

+  DEBUG ((EFI_D_ERROR, "ACPI Reset Base - %lx\n", AcpiDescription->RESET_REG.Address));

+  DEBUG ((EFI_D_ERROR, "ACPI Reset Value - %02x\n", (UINTN)AcpiDescription->RESET_VALUE));

+  DEBUG ((EFI_D_ERROR, "IAPC support - %x\n", (UINTN)(AcpiDescription->IAPC_BOOT_ARCH)));

+  return TRUE;

+}

diff --git a/DuetPkg/AcpiResetDxe/Reset.h b/DuetPkg/AcpiResetDxe/Reset.h
new file mode 100644
index 0000000000..448c103b2b
--- /dev/null
+++ b/DuetPkg/AcpiResetDxe/Reset.h
@@ -0,0 +1,74 @@
+/*++ @file

+  Some definitions for reset.

+

+Copyright (c) 2006 - 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.             

+

+--*/

+

+#ifndef _ACPI_RESET_H

+#define _ACPI_RESET_H

+

+#include <PiDxe.h>

+

+#include <Library/BaseLib.h>

+#include <Library/IoLib.h>

+#include <Library/PciLib.h>

+#include <Library/HobLib.h>

+#include <Library/DebugLib.h>

+#include <Library/BaseMemoryLib.h>

+#include <Library/UefiBootServicesTableLib.h>

+

+#include <Protocol/Reset.h>

+#include <Guid/AcpiDescription.h>

+

+/**

+  Initialize the state information for the Reset Architectural Protocol.

+

+  @param[in] ImageHandle  Image handle of the loaded driver

+  @param[in] SystemTable  Pointer to the System Table

+

+  @retval EFI_SUCCESS           Thread can be successfully created

+  @retval EFI_UNSUPPORTED       Cannot find the info to reset system

+

+**/

+EFI_STATUS

+EFIAPI

+InitializeReset (

+  IN EFI_HANDLE        ImageHandle,

+  IN EFI_SYSTEM_TABLE  *SystemTable

+  )

+;

+

+/**

+  Reset the system.

+

+  @param[in] ResetType       Warm or cold

+  @param[in] ResetStatus     Possible cause of reset

+  @param[in] DataSize        Size of ResetData in bytes

+  @param[in] ResetData       Optional Unicode string

+

+**/

+VOID

+EFIAPI

+AcpiResetSystem (

+  IN EFI_RESET_TYPE   ResetType,

+  IN EFI_STATUS       ResetStatus,

+  IN UINTN            DataSize,

+  IN CHAR16           *ResetData, OPTIONAL

+  IN EFI_ACPI_DESCRIPTION *AcpiDescription

+  )

+;

+

+BOOLEAN

+GetAcpiDescription (

+  IN EFI_ACPI_DESCRIPTION *AcpiDescription

+  );

+

+#endif

diff --git a/DuetPkg/AcpiResetDxe/Reset.inf b/DuetPkg/AcpiResetDxe/Reset.inf
new file mode 100644
index 0000000000..3af6becbe3
--- /dev/null
+++ b/DuetPkg/AcpiResetDxe/Reset.inf
@@ -0,0 +1,54 @@
+#/** @file

+#  Component description file for AcpiResetDxe module.

+#

+# Copyright (c) 2006 - 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                      = AcpiReset

+  FILE_GUID                      = 6F0198AA-1F1D-426D-AE3E-39AB633FCC28

+  MODULE_TYPE                    = DXE_RUNTIME_DRIVER

+  VERSION_STRING                 = 1.0

+  ENTRY_POINT                    = InitializeReset

+

+[Packages]

+  MdePkg/MdePkg.dec

+  DuetPkg/DuetPkg.dec

+

+[LibraryClasses]

+  DebugLib

+  UefiBootServicesTableLib

+  UefiDriverEntryPoint

+  IoLib

+  PciLib

+  HobLib

+  BaseLib

+  BaseMemoryLib

+

+[Sources]

+  Reset.c

+  Reset.h

+  ResetEntry.c

+

+[Protocols]

+  gEfiResetArchProtocolGuid

+

+[Guids]

+  gEfiAcpiDescriptionGuid

+

+[Depex]

+  TRUE

+

+[BuildOptions]

+  MSFT:*_*_IA32_CC_FLAGS  = /Od

+

+

diff --git a/DuetPkg/AcpiResetDxe/ResetEntry.c b/DuetPkg/AcpiResetDxe/ResetEntry.c
new file mode 100644
index 0000000000..3da08a10d2
--- /dev/null
+++ b/DuetPkg/AcpiResetDxe/ResetEntry.c
@@ -0,0 +1,88 @@
+/*++ @file

+  Entrypoint of AcpiResetDxe driver.

+

+Copyright (c) 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.             

+--*/

+

+#include "Reset.h"

+

+EFI_ACPI_DESCRIPTION  mAcpiDescription;

+

+/**

+  Reset the system.

+

+  @param[in] ResetType       Warm or cold

+  @param[in] ResetStatus     Possible cause of reset

+  @param[in] DataSize        Size of ResetData in bytes

+  @param[in] ResetData       Optional Unicode string

+

+**/

+VOID

+EFIAPI

+EfiAcpiResetSystem (

+  IN EFI_RESET_TYPE   ResetType,

+  IN EFI_STATUS       ResetStatus,

+  IN UINTN            DataSize,

+  IN CHAR16           *ResetData OPTIONAL

+  )

+{

+  AcpiResetSystem (ResetType, ResetStatus, DataSize, ResetData, &mAcpiDescription);

+}

+

+/**

+  Initialize the state information for the Reset Architectural Protocol.

+

+  @param[in] ImageHandle  Image handle of the loaded driver

+  @param[in] SystemTable  Pointer to the System Table

+

+  @retval EFI_SUCCESS           Thread can be successfully created

+  @retval EFI_UNSUPPORTED       Cannot find the info to reset system

+

+**/

+EFI_STATUS

+EFIAPI

+InitializeReset (

+  IN EFI_HANDLE        ImageHandle,

+  IN EFI_SYSTEM_TABLE  *SystemTable

+  )

+{

+  EFI_STATUS            Status;

+  EFI_HANDLE            Handle;

+  //

+  // Initialize AcpiDescription

+  //

+  if (!GetAcpiDescription (&mAcpiDescription)) {

+    return EFI_UNSUPPORTED;

+  }

+

+  //

+  // Make sure the Reset Architectural Protocol is not already installed in the system

+  //

+  ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiResetArchProtocolGuid);

+

+  //

+  // Hook the runtime service table

+  //

+  SystemTable->RuntimeServices->ResetSystem = EfiAcpiResetSystem;

+

+  //

+  // Now install the Reset RT AP on a new handle

+  //

+  Handle = NULL;

+  Status = gBS->InstallMultipleProtocolInterfaces (

+                  &Handle,

+                  &gEfiResetArchProtocolGuid,

+                  NULL,

+                  NULL

+                  );

+  ASSERT_EFI_ERROR (Status);

+

+  return Status;

+}