/*++
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Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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Module Name:
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AcpiPlatformHooks.h
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Abstract:
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This is an implementation of the ACPI platform driver. Requirements for
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this driver are defined in the Tiano ACPI External Product Specification,
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revision 0.3.6.
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--*/
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#ifndef _ACPI_PLATFORM_HOOKS_H_
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#define _ACPI_PLATFORM_HOOKS_H_
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//
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// Statements that include other header files
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//
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#include <IndustryStandard/Acpi.h>
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#include "Platform.h"
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#include <Protocol/EnhancedSpeedstep.h>
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#define AML_NAME_OP 0x08
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#define AML_METHOD_OP 0x14
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#define AML_OPREGION_OP 0x80
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#define AML_PACKAGE_OP 0x12 // Package operator.
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#define AML_NAME_PREFIX_SIZE 0x06
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#define AML_NAME_DWORD_SIZE 0x0C
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#pragma pack(1)
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typedef struct {
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UINT8 AcpiProcessorId;
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UINT8 ApicId;
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UINT16 Flags;
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} EFI_CPU_ID_MAP;
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typedef struct {
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UINT8 StartByte;
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UINT32 NameStr;
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UINT8 Size;
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UINT32 Value;
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} EFI_ACPI_NAMEPACK_DWORD;
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typedef struct {
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UINT8 StartByte;
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UINT32 NameStr;
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UINT8 OpCode;
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UINT16 Size; // Hardcode to 16bit width because the table we use is fixed size
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UINT8 NumEntries;
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} EFI_ACPI_NAME_COMMAND;
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typedef struct {
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UINT8 PackageOp;
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UINT8 PkgLeadByte;
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UINT8 NumEntries;
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UINT8 DwordPrefix0;
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UINT32 CoreFreq;
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UINT8 DwordPrefix1;
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UINT32 Power;
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UINT8 DwordPrefix2;
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UINT32 TransLatency;
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UINT8 DwordPrefix3;
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UINT32 BMLatency;
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UINT8 DwordPrefix4;
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UINT32 Control;
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UINT8 DwordPrefix5;
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UINT32 Status;
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} EFI_PSS_PACKAGE;
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typedef struct {
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UINT8 PackageOp;
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UINT8 PkgLeadByte;
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UINT8 NumEntries;
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UINT8 BytePrefix0;
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UINT8 Entries;
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UINT8 BytePrefix1;
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UINT8 Revision;
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UINT8 BytePrefix2;
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UINT8 Domain;
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UINT8 BytePrefix3;
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UINT8 Coordinate;
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UINT8 BytePrefix4;
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UINT8 ProcNumber;
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} EFI_PSD_PACKAGE;
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#pragma pack()
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#define ACPI_NAME_COMMAND_FROM_NAME_STR(a) BASE_CR (a, EFI_ACPI_NAME_COMMAND, NameStr)
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#define ACPI_NAME_COMMAND_FROM_NAMEPACK_STR(a) BASE_CR (a, EFI_ACPI_NAMEPACK_DWORD, NameStr)
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EFI_STATUS
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PlatformHookInit (
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VOID
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);
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EFI_STATUS
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PatchDsdtTable (
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IN OUT EFI_ACPI_DESCRIPTION_HEADER *TableHeader
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);
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EFI_STATUS
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PatchGv3SsdtTable (
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IN OUT EFI_ACPI_DESCRIPTION_HEADER *Table
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);
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EFI_STATUS
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PatchErstTable (
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IN OUT EFI_ACPI_DESCRIPTION_HEADER *Table
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);
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EFI_STATUS
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AppendCpuMapTableEntry (
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IN EFI_ACPI_2_0_PROCESSOR_LOCAL_APIC_STRUCTURE *AcpiLocalApic
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);
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#endif
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