diff options
Diffstat (limited to 'DuetPkg/DxeIpl/LegacyTable.c')
| -rw-r--r-- | DuetPkg/DxeIpl/LegacyTable.c | 357 |
1 files changed, 0 insertions, 357 deletions
diff --git a/DuetPkg/DxeIpl/LegacyTable.c b/DuetPkg/DxeIpl/LegacyTable.c deleted file mode 100644 index 1c822f867d..0000000000 --- a/DuetPkg/DxeIpl/LegacyTable.c +++ /dev/null @@ -1,357 +0,0 @@ -/** @file
-
-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.
-
-Module Name:
- LegacyTable.c
-
-Abstract:
-
-Revision History:
-
-**/
-
-#include "DxeIpl.h"
-#include "HobGeneration.h"
-#include "Debug.h"
-
-#define MPS_PTR SIGNATURE_32('_','M','P','_')
-#define SMBIOS_PTR SIGNATURE_32('_','S','M','_')
-
-#define EBDA_BASE_ADDRESS 0x40E
-
-VOID *
-FindAcpiRsdPtr (
- VOID
- )
-{
- UINTN Address;
- UINTN Index;
-
- //
- // First Seach 0x0e0000 - 0x0fffff for RSD Ptr
- //
- for (Address = 0xe0000; Address < 0xfffff; Address += 0x10) {
- if (*(UINT64 *)(Address) == EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE) {
- return (VOID *)Address;
- }
- }
-
- //
- // Search EBDA
- //
-
- Address = (*(UINT16 *)(UINTN)(EBDA_BASE_ADDRESS)) << 4;
- for (Index = 0; Index < 0x400 ; Index += 16) {
- if (*(UINT64 *)(Address + Index) == EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE) {
- return (VOID *)Address;
- }
- }
- return NULL;
-}
-
-VOID *
-FindSMBIOSPtr (
- VOID
- )
-{
- UINTN Address;
-
- //
- // First Seach 0x0f0000 - 0x0fffff for SMBIOS Ptr
- //
- for (Address = 0xf0000; Address < 0xfffff; Address += 0x10) {
- if (*(UINT32 *)(Address) == SMBIOS_PTR) {
- return (VOID *)Address;
- }
- }
- return NULL;
-}
-
-VOID *
-FindMPSPtr (
- VOID
- )
-{
- UINTN Address;
- UINTN Index;
-
- //
- // First Seach 0x0e0000 - 0x0fffff for MPS Ptr
- //
- for (Address = 0xe0000; Address < 0xfffff; Address += 0x10) {
- if (*(UINT32 *)(Address) == MPS_PTR) {
- return (VOID *)Address;
- }
- }
-
- //
- // Search EBDA
- //
-
- Address = (*(UINT16 *)(UINTN)(EBDA_BASE_ADDRESS)) << 4;
- for (Index = 0; Index < 0x400 ; Index += 16) {
- if (*(UINT32 *)(Address + Index) == MPS_PTR) {
- return (VOID *)Address;
- }
- }
- return NULL;
-}
-
-#pragma pack(1)
-
-typedef struct {
- EFI_ACPI_DESCRIPTION_HEADER Header;
- UINT32 Entry;
-} RSDT_TABLE;
-
-typedef struct {
- EFI_ACPI_DESCRIPTION_HEADER Header;
- UINT64 Entry;
-} XSDT_TABLE;
-
-#pragma pack()
-
-VOID
-ScanTableInRSDT (
- RSDT_TABLE *Rsdt,
- UINT32 Signature,
- EFI_ACPI_DESCRIPTION_HEADER **FoundTable
- )
-{
- UINTN Index;
- UINT32 EntryCount;
- UINT32 *EntryPtr;
- EFI_ACPI_DESCRIPTION_HEADER *Table;
-
- *FoundTable = NULL;
-
- EntryCount = (Rsdt->Header.Length - sizeof (EFI_ACPI_DESCRIPTION_HEADER)) / sizeof(UINT32);
-
- EntryPtr = &Rsdt->Entry;
- for (Index = 0; Index < EntryCount; Index ++, EntryPtr ++) {
- Table = (EFI_ACPI_DESCRIPTION_HEADER*)((UINTN)(*EntryPtr));
- if (Table->Signature == Signature) {
- *FoundTable = Table;
- break;
- }
- }
-
- return;
-}
-
-VOID
-ScanTableInXSDT (
- XSDT_TABLE *Xsdt,
- UINT32 Signature,
- EFI_ACPI_DESCRIPTION_HEADER **FoundTable
- )
-{
- UINTN Index;
- UINT32 EntryCount;
- UINT64 EntryPtr;
- UINTN BasePtr;
- EFI_ACPI_DESCRIPTION_HEADER *Table;
-
- *FoundTable = NULL;
-
- EntryCount = (Xsdt->Header.Length - sizeof (EFI_ACPI_DESCRIPTION_HEADER)) / sizeof(UINT64);
-
- BasePtr = (UINTN)(&(Xsdt->Entry));
- for (Index = 0; Index < EntryCount; Index ++) {
- CopyMem (&EntryPtr, (VOID *)(BasePtr + Index * sizeof(UINT64)), sizeof(UINT64));
- Table = (EFI_ACPI_DESCRIPTION_HEADER*)((UINTN)(EntryPtr));
- if (Table->Signature == Signature) {
- *FoundTable = Table;
- break;
- }
- }
-
- return;
-}
-
-VOID *
-FindAcpiPtr (
- IN HOB_TEMPLATE *Hob,
- UINT32 Signature
- )
-{
- EFI_ACPI_DESCRIPTION_HEADER *AcpiTable;
- EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *Rsdp;
- RSDT_TABLE *Rsdt;
- XSDT_TABLE *Xsdt;
-
- AcpiTable = NULL;
-
- //
- // Check ACPI2.0 table
- //
- if ((int)Hob->Acpi20.Table != -1) {
- Rsdp = (EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *)(UINTN)Hob->Acpi20.Table;
- Rsdt = (RSDT_TABLE *)(UINTN)Rsdp->RsdtAddress;
- Xsdt = NULL;
- if ((Rsdp->Revision >= 2) && (Rsdp->XsdtAddress < (UINT64)(UINTN)-1)) {
- Xsdt = (XSDT_TABLE *)(UINTN)Rsdp->XsdtAddress;
- }
- //
- // Check Xsdt
- //
- if (Xsdt != NULL) {
- ScanTableInXSDT (Xsdt, Signature, &AcpiTable);
- }
- //
- // Check Rsdt
- //
- if ((AcpiTable == NULL) && (Rsdt != NULL)) {
- ScanTableInRSDT (Rsdt, Signature, &AcpiTable);
- }
- }
-
- //
- // Check ACPI1.0 table
- //
- if ((AcpiTable == NULL) && ((int)Hob->Acpi.Table != -1)) {
- Rsdp = (EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *)(UINTN)Hob->Acpi.Table;
- Rsdt = (RSDT_TABLE *)(UINTN)Rsdp->RsdtAddress;
- //
- // Check Rsdt
- //
- if (Rsdt != NULL) {
- ScanTableInRSDT (Rsdt, Signature, &AcpiTable);
- }
- }
-
- return AcpiTable;
-}
-
-#pragma pack(1)
-typedef struct {
- UINT64 BaseAddress;
- UINT16 PciSegmentGroupNumber;
- UINT8 StartBusNumber;
- UINT8 EndBusNumber;
- UINT32 Reserved;
-} MCFG_STRUCTURE;
-#pragma pack()
-
-VOID
-PrepareMcfgTable (
- IN HOB_TEMPLATE *Hob
- )
-{
- EFI_ACPI_DESCRIPTION_HEADER *McfgTable;
- MCFG_STRUCTURE *Mcfg;
- UINTN McfgCount;
- UINTN Index;
-
- McfgTable = FindAcpiPtr (Hob, EFI_ACPI_3_0_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE);
- if (McfgTable == NULL) {
- return ;
- }
-
- Mcfg = (MCFG_STRUCTURE *)((UINTN)McfgTable + sizeof(EFI_ACPI_DESCRIPTION_HEADER) + sizeof(UINT64));
- McfgCount = (McfgTable->Length - sizeof(EFI_ACPI_DESCRIPTION_HEADER) - sizeof(UINT64)) / sizeof(MCFG_STRUCTURE);
-
- //
- // Fill PciExpress info on Hob
- // Note: Only for 1st segment
- //
- for (Index = 0; Index < McfgCount; Index++) {
- if (Mcfg[Index].PciSegmentGroupNumber == 0) {
- Hob->PciExpress.PciExpressBaseAddressInfo.PciExpressBaseAddress = Mcfg[Index].BaseAddress;
- break;
- }
- }
-
- return ;
-}
-
-VOID
-PrepareFadtTable (
- IN HOB_TEMPLATE *Hob
- )
-{
- EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE *Fadt;
- EFI_ACPI_DESCRIPTION *AcpiDescription;
-
- Fadt = FindAcpiPtr (Hob, EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE);
- if (Fadt == NULL) {
- return ;
- }
-
- AcpiDescription = &Hob->AcpiInfo.AcpiDescription;
- //
- // Fill AcpiDescription according to FADT
- // Currently, only for PM_TMR
- //
- AcpiDescription->PM_TMR_LEN = Fadt->PmTmrLen;
- AcpiDescription->TMR_VAL_EXT = (UINT8)((Fadt->Flags & 0x100) != 0);
-
- //
- // For fields not included in ACPI 1.0 spec, we get the value based on table length
- //
- if (Fadt->Header.Length >= OFFSET_OF (EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE, XPmTmrBlk) + sizeof (Fadt->XPmTmrBlk)) {
- CopyMem (
- &AcpiDescription->PM_TMR_BLK,
- &Fadt->XPmTmrBlk,
- sizeof(EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE)
- );
- }
- if (Fadt->Header.Length >= OFFSET_OF (EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE, ResetValue) + sizeof (Fadt->ResetValue)) {
- CopyMem (
- &AcpiDescription->RESET_REG,
- &Fadt->ResetReg,
- sizeof(EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE)
- );
- AcpiDescription->RESET_VALUE = Fadt->ResetValue;
- }
-
- if (AcpiDescription->PM_TMR_BLK.Address == 0) {
- AcpiDescription->PM_TMR_BLK.Address = Fadt->PmTmrBlk;
- AcpiDescription->PM_TMR_BLK.AddressSpaceId = EFI_ACPI_3_0_SYSTEM_IO;
- }
-
- //
- // It's possible that the PM_TMR_BLK.RegisterBitWidth is always 32,
- // we need to set the correct RegisterBitWidth value according to the TMR_VAL_EXT
- // A zero indicates TMR_VAL is implemented as a 24-bit value.
- // A one indicates TMR_VAL is implemented as a 32-bit value
- //
- AcpiDescription->PM_TMR_BLK.RegisterBitWidth = (UINT8) ((AcpiDescription->TMR_VAL_EXT == 0) ? 24 : 32);
-
-
- return ;
-}
-
-VOID
-PrepareHobLegacyTable (
- IN HOB_TEMPLATE *Hob
- )
-{
- CHAR8 PrintBuffer[256];
-
- Hob->Acpi.Table = (EFI_PHYSICAL_ADDRESS)(UINTN)FindAcpiRsdPtr ();
- AsciiSPrint (PrintBuffer, 256, "\nAcpiTable=0x%x ", (UINT32)(UINTN)Hob->Acpi.Table);
- PrintString (PrintBuffer);
- Hob->Acpi20.Table = (EFI_PHYSICAL_ADDRESS)(UINTN)FindAcpiRsdPtr ();
- Hob->Smbios.Table = (EFI_PHYSICAL_ADDRESS)(UINTN)FindSMBIOSPtr ();
- AsciiSPrint (PrintBuffer, 256, "SMBIOS Table=0x%x ", (UINT32)(UINTN)Hob->Smbios.Table);
- PrintString (PrintBuffer);
- Hob->Mps.Table = (EFI_PHYSICAL_ADDRESS)(UINTN)FindMPSPtr ();
- AsciiSPrint (PrintBuffer, 256, "MPS Table=0x%x\n", (UINT32)(UINTN)Hob->Mps.Table);
- PrintString (PrintBuffer);
-
- PrepareMcfgTable (Hob);
-
- PrepareFadtTable (Hob);
-
- return ;
-}
-
|