diff options
Diffstat (limited to 'Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.c')
| -rw-r--r-- | Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.c | 498 |
1 files changed, 0 insertions, 498 deletions
diff --git a/Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.c b/Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.c deleted file mode 100644 index 2dc9657c57..0000000000 --- a/Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.c +++ /dev/null @@ -1,498 +0,0 @@ -/** @file
-
- 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 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.
-
-
-Module Name:
-
- AcpiPlatformHooks.c
-
-Abstract:
-
- ACPI Platform Driver Hooks
-
---*/
-
-//
-// Statements that include other files.
-//
-#include "AcpiPlatform.h"
-#include "AcpiPlatformHooks.h"
-#include "Platform.h"
-
-//
-// Prototypes of the various hook functions.
-//
-#include "AcpiPlatformHooksLib.h"
-
-extern SYSTEM_CONFIGURATION mSystemConfiguration;
-
-ENHANCED_SPEEDSTEP_PROTOCOL *mEistProtocol = NULL;
-
-EFI_CPU_ID_MAP mCpuApicIdAcpiIdMapTable[MAX_CPU_NUM];
-
-EFI_STATUS
-AppendCpuMapTableEntry (
- IN EFI_ACPI_2_0_PROCESSOR_LOCAL_APIC_STRUCTURE *AcpiLocalApic
- )
-{
- BOOLEAN Added;
- UINTN Index;
-
- for (Index = 0; Index < MAX_CPU_NUM; Index++) {
- if ((mCpuApicIdAcpiIdMapTable[Index].ApicId == AcpiLocalApic->ApicId) && mCpuApicIdAcpiIdMapTable[Index].Flags) {
- return EFI_SUCCESS;
- }
- }
-
- Added = FALSE;
- for (Index = 0; Index < MAX_CPU_NUM; Index++) {
- if (!mCpuApicIdAcpiIdMapTable[Index].Flags) {
- mCpuApicIdAcpiIdMapTable[Index].Flags = 1;
- mCpuApicIdAcpiIdMapTable[Index].ApicId = AcpiLocalApic->ApicId;
- mCpuApicIdAcpiIdMapTable[Index].AcpiProcessorId = AcpiLocalApic->AcpiProcessorId;
- Added = TRUE;
- break;
- }
- }
-
- ASSERT (Added);
- return EFI_SUCCESS;
-}
-
-UINT32
-ProcessorId2ApicId (
- UINT32 AcpiProcessorId
- )
-{
- UINTN Index;
-
- ASSERT (AcpiProcessorId < MAX_CPU_NUM);
- for (Index = 0; Index < MAX_CPU_NUM; Index++) {
- if (mCpuApicIdAcpiIdMapTable[Index].Flags && (mCpuApicIdAcpiIdMapTable[Index].AcpiProcessorId == AcpiProcessorId)) {
- return mCpuApicIdAcpiIdMapTable[Index].ApicId;
- }
- }
-
- return (UINT32) -1;
-}
-
-UINT8
-GetProcNumberInPackage (
- IN UINT8 Package
- )
-{
- UINTN Index;
- UINT8 Number;
-
- Number = 0;
- for (Index = 0; Index < MAX_CPU_NUM; Index++) {
- if (mCpuApicIdAcpiIdMapTable[Index].Flags && (((mCpuApicIdAcpiIdMapTable[Index].ApicId >> 0x04) & 0x01) == Package)) {
- Number++;
- }
- }
-
- return Number;
-}
-
-EFI_STATUS
-LocateCpuEistProtocol (
- IN UINT32 CpuIndex,
- OUT ENHANCED_SPEEDSTEP_PROTOCOL **EistProtocol
- )
-{
- UINTN HandleCount;
- EFI_HANDLE *HandleBuffer;
- ENHANCED_SPEEDSTEP_PROTOCOL *EistProt;
- UINTN Index;
- UINT32 ApicId;
- EFI_STATUS Status;
-
- HandleCount = 0;
- gBS->LocateHandleBuffer (
- ByProtocol,
- &gEnhancedSpeedstepProtocolGuid,
- NULL,
- &HandleCount,
- &HandleBuffer
- );
-
- Index = 0;
- EistProt = NULL;
- Status = EFI_NOT_FOUND;
- while (Index < HandleCount) {
- gBS->HandleProtocol (
- HandleBuffer[Index],
- &gEnhancedSpeedstepProtocolGuid,
- (VOID **) &EistProt
- );
- //
- // Adjust the CpuIndex by +1 due to the AcpiProcessorId is 1 based.
- //
- ApicId = ProcessorId2ApicId (CpuIndex+1);
- if (ApicId == (UINT32) -1) {
- break;
- }
-
- if (EistProt->ProcApicId == ApicId) {
- Status = EFI_SUCCESS;
- break;
- }
-
- Index++;
- }
-
- if (HandleBuffer != NULL) {
- gBS->FreePool (HandleBuffer);
- }
-
- if (!EFI_ERROR (Status)) {
- *EistProtocol = EistProt;
- } else {
- *EistProtocol = NULL;
- }
-
- return Status;
-}
-
-EFI_STATUS
-PlatformHookInit (
- VOID
- )
-{
- EFI_STATUS Status;
-
- Status = gBS->LocateProtocol (
- &gEnhancedSpeedstepProtocolGuid,
- NULL,
- (VOID **) &mEistProtocol
- );
-
- ASSERT_EFI_ERROR (Status);
-
- return Status;
-}
-
-/**
- Called for every ACPI table found in the BIOS flash.
- Returns whether a table is active or not. Inactive tables
- are not published in the ACPI table list.
-
- This hook can be used to implement optional SSDT tables or
- enabling/disabling specific functionality (e.g. SPCR table)
- based on a setup switch or platform preference. In case of
- optional SSDT tables,the platform flash will include all the
- SSDT tables but will return EFI_SUCCESS only for those tables
- that need to be published.
-
- @param[in] *Table Pointer to the active table.
-
- @retval EFI_SUCCESS if the table is active.
- @retval EFI_UNSUPPORTED if the table is not active.
-
-**/
-EFI_STATUS
-AcpiPlatformHooksIsActiveTable (
- IN OUT EFI_ACPI_COMMON_HEADER *Table
- )
-{
- EFI_ACPI_DESCRIPTION_HEADER *TableHeader;
-
- TableHeader = (EFI_ACPI_DESCRIPTION_HEADER *) Table;
-
- if (TableHeader->Signature == EFI_ACPI_2_0_STATIC_RESOURCE_AFFINITY_TABLE_SIGNATURE) {
-
- }
-
- if ((mSystemConfiguration.ENDBG2 == 0) && (CompareMem (&TableHeader->OemTableId, "INTLDBG2", 8) == 0)) {
- return EFI_UNSUPPORTED;
- }
- return EFI_SUCCESS;
-}
-
-/**
- Update the GV3 SSDT table.
-
- @param[in][out] *TableHeader The table to be set.
-
- @retval EFI_SUCCESS Returns Success.
-
-**/
-EFI_STATUS
-PatchGv3SsdtTable (
- IN OUT EFI_ACPI_DESCRIPTION_HEADER *TableHeader
- )
-{
- UINT8 *CurrPtr;
- UINT8 *SsdtPointer;
- UINT32 Signature;
- UINT32 CpuFixes;
- UINT32 NpssFixes;
- UINT32 SpssFixes;
- UINT32 CpuIndex;
- UINT32 PackageSize;
- UINT32 NewPackageSize;
- UINT32 AdjustSize;
- UINTN EntryIndex;
- UINTN TableIndex;
- EFI_ACPI_NAME_COMMAND *PssTable;
- EFI_PSS_PACKAGE *PssTableItemPtr;
- ENHANCED_SPEEDSTEP_PROTOCOL *EistProt;
- EIST_INFORMATION *EistInfo;
- EFI_ACPI_CPU_PSS_STATE *PssState;
- EFI_ACPI_NAMEPACK_DWORD *NamePtr;
- //
- // Loop through the ASL looking for values that we must fix up.
- //
- NpssFixes = 0;
- SpssFixes = 0;
- CpuFixes = 0;
- CpuIndex = 0;
- CurrPtr = (UINT8 *) TableHeader;
-
- EistProt = NULL;
- for (SsdtPointer = CurrPtr; SsdtPointer <= (CurrPtr + ((EFI_ACPI_COMMON_HEADER *) CurrPtr)->Length); SsdtPointer++) {
- Signature = *(UINT32 *) SsdtPointer;
- switch (Signature) {
-
- case SIGNATURE_32 ('_', 'P', 'R', '_'):
- //
- // _CPUX ('0' to '0xF')
- //
- CpuIndex = *(SsdtPointer + 7);
- if (CpuIndex >= '0' && CpuIndex <= '9') {
- CpuIndex -= '0';
- } else {
- if (CpuIndex > '9') {
- CpuIndex -= '7';
- }
- }
-
- CpuFixes++;
- LocateCpuEistProtocol (CpuIndex, &EistProt);
- break;
-
- case SIGNATURE_32 ('D', 'O', 'M', 'N'):
-
- NamePtr = ACPI_NAME_COMMAND_FROM_NAMEPACK_STR (SsdtPointer);
- if (NamePtr->StartByte != AML_NAME_OP) {
- continue;
- }
-
- if (NamePtr->Size != AML_NAME_DWORD_SIZE) {
- continue;
- }
-
- NamePtr->Value = 0;
-
- if (mCpuApicIdAcpiIdMapTable[CpuIndex].Flags) {
- NamePtr->Value = (mCpuApicIdAcpiIdMapTable[CpuIndex].ApicId >> 0x04) & 0x01;
- }
- break;
-
- case SIGNATURE_32 ('N', 'C', 'P', 'U'):
-
- NamePtr = ACPI_NAME_COMMAND_FROM_NAMEPACK_STR (SsdtPointer);
- if (NamePtr->StartByte != AML_NAME_OP) {
- continue;
- }
-
- if (NamePtr->Size != AML_NAME_DWORD_SIZE) {
- continue;
- }
-
- NamePtr->Value = 0;
- if (mCpuApicIdAcpiIdMapTable[CpuIndex].Flags) {
- NamePtr->Value = GetProcNumberInPackage ((mCpuApicIdAcpiIdMapTable[CpuIndex].ApicId >> 0x04) & 0x01);
- }
- break;
-
- case SIGNATURE_32 ('N', 'P', 'S', 'S'):
- case SIGNATURE_32 ('S', 'P', 'S', 'S'):
- if (EistProt == NULL) {
- continue;
- }
-
- PssTable = ACPI_NAME_COMMAND_FROM_NAME_STR (SsdtPointer);
- if (PssTable->StartByte != AML_NAME_OP) {
- continue;
- }
-
- EistProt->GetEistTable (EistProt, &EistInfo, (VOID **) &PssState);
-
- AdjustSize = PssTable->NumEntries * sizeof (EFI_PSS_PACKAGE);
- AdjustSize -= EistInfo->NumStates * sizeof (EFI_PSS_PACKAGE);
- PackageSize = (PssTable->Size & 0xF) + ((PssTable->Size & 0xFF00) >> 4);
- NewPackageSize = PackageSize - AdjustSize;
- PssTable->Size = (UINT16) ((NewPackageSize & 0xF) + ((NewPackageSize & 0x0FF0) << 4));
-
- //
- // Set most significant two bits of byte zero to 01, meaning two bytes used.
- //
- PssTable->Size |= 0x40;
-
- //
- // Set unused table to Noop Code.
- //
- SetMem( (UINT8 *) PssTable + NewPackageSize + AML_NAME_PREFIX_SIZE, AdjustSize, AML_NOOP_OP);
- PssTable->NumEntries = (UINT8) EistInfo->NumStates;
- PssTableItemPtr = (EFI_PSS_PACKAGE *) ((UINT8 *) PssTable + sizeof (EFI_ACPI_NAME_COMMAND));
-
- //
- // Update the size.
- //
- for (TableIndex = 0; TableIndex < EistInfo->NumStates; TableIndex++) {
- EntryIndex = EistInfo->NumStates - TableIndex - 1;
- PssTableItemPtr->CoreFreq = PssState[EntryIndex].CoreFrequency * PssState[EntryIndex].Control;
- PssTableItemPtr->Power = PssState[EntryIndex].Power * 1000;
- if (PssTable->NameStr == SIGNATURE_32 ('N', 'P', 'S', 'S')) {
- PssTableItemPtr->BMLatency = PssState[EntryIndex].BusMasterLatency;
- PssTableItemPtr->TransLatency = PssState[EntryIndex].TransitionLatency;
- } else {
- //
- // This method should be supported by SMM PPM Handler.
- //
- PssTableItemPtr->BMLatency = PssState[EntryIndex].BusMasterLatency * 2;
- PssTableItemPtr->TransLatency = PssState[EntryIndex].TransitionLatency * 10;
- }
-
- PssTableItemPtr->Control = PssState[EntryIndex].Control;
- PssTableItemPtr->Status = PssState[EntryIndex].Status;
- PssTableItemPtr++;
- }
-
- if (PssTable->NameStr == SIGNATURE_32 ('N', 'P', 'S', 'S')) {
- NpssFixes++;
- } else {
- SpssFixes++;
- }
-
- SsdtPointer = (UINT8 *) PssTable + PackageSize;
- break;
- }
- }
-
- //
- // N fixes together currently.
- //
- ASSERT (CpuFixes == (UINT32) MAX_CPU_NUM);
- ASSERT (SpssFixes == NpssFixes);
- ASSERT (CpuFixes >= SpssFixes);
-
- return EFI_SUCCESS;
-}
-
-/**
- Update the DSDT table.
-
- @param[in][out] *TableHeader The table to be set.
-
- @retval EFI_SUCCESS Returns EFI_SUCCESS.
-
-**/
-EFI_STATUS
-PatchDsdtTable (
- IN OUT EFI_ACPI_DESCRIPTION_HEADER *TableHeader
- )
-{
-
- UINT8 *CurrPtr;
- UINT8 *DsdtPointer;
- UINT32 *Signature;
- UINT8 *EndPtr;
- UINT8 *Operation;
- UINT32 *Address;
- UINT16 *Size;
-
- //
- // Fix PCI32 resource "FIX0" -- PSYS system status area
- //
- CurrPtr = (UINT8*) &((EFI_ACPI_DESCRIPTION_HEADER*) TableHeader)[0];
- EndPtr = (UINT8*) TableHeader;
- EndPtr = EndPtr + TableHeader->Length;
- while (CurrPtr < (EndPtr-2)) {
- //
- // Removed the _S3 tag to indicate that we do not support S3. The 4th byte is blank space
- // since there are only 3 char "_S3".
- //
- if (mSystemConfiguration.AcpiSuspendState == 0) {
- //
- // For iasl compiler version 20061109.
- //
- if ((CurrPtr[0] == '_') && (CurrPtr[1] == 'S') && (CurrPtr[2] == '3') && (CurrPtr[3] == '_')) {
- break;
- }
- //
- // For iasl compiler version 20040527.
- //
- if ((CurrPtr[0] == '\\') && (CurrPtr[1] == '_') && (CurrPtr[2] == 'S') && (CurrPtr[3] == '3')) {
- break;
- }
- }
- CurrPtr++;
- }
- CurrPtr = (UINT8*) &((EFI_ACPI_DESCRIPTION_HEADER*) TableHeader)[0];
- EndPtr = (UINT8*) TableHeader;
- EndPtr = EndPtr + TableHeader->Length;
- while (CurrPtr < (EndPtr-2)) {
- //
- // For mipi dsi port select _DEP.
- //
- if (mSystemConfiguration.MipiDsi== 1) {
- //
- // For iasl compiler version 20061109.
- //
- if ((CurrPtr[0] == 'N') && (CurrPtr[1] == 'D') && (CurrPtr[2] == 'E') && (CurrPtr[3] == 'P')) {
- CurrPtr[0] = '_';
- break;
- }
-
- } else {
- if ((CurrPtr[0] == 'P') && (CurrPtr[1] == 'D') && (CurrPtr[2] == 'E') && (CurrPtr[3] == 'P')) {
- CurrPtr[0] = '_';
- break;
- }
-
- }
- CurrPtr++;
- }
- //
- // Loop through the ASL looking for values that we must fix up.
- //
- CurrPtr = (UINT8 *) TableHeader;
- for (DsdtPointer = CurrPtr; DsdtPointer <= (CurrPtr + ((EFI_ACPI_COMMON_HEADER *) CurrPtr)->Length); DsdtPointer++) {
- Signature = (UINT32 *) DsdtPointer;
-
- switch (*Signature) {
- //
- // GNVS operation region.
- //
- case (SIGNATURE_32 ('G', 'N', 'V', 'S')):
- //
- // Conditional match. For Region Objects, the Operator will always be the
- // byte immediately before the specific name. Therefore, subtract 1 to check
- // the Operator.
- //
- Operation = DsdtPointer - 1;
- if (*Operation == AML_OPREGION_OP) {
- Address = (UINT32 *) (DsdtPointer + 6);
- *Address = (UINT32) (UINTN) mGlobalNvsArea.Area;
- Size = (UINT16 *) (DsdtPointer + 11);
- *Size = sizeof (EFI_GLOBAL_NVS_AREA);
- }
- break;
- default:
- break;
- }
- }
- return EFI_SUCCESS;
-}
-
|