Vlv2TbltDevicePkg/AcpiPlatform/AcpiPlatformHooks.h

   1 /*++
   2
   3   Copyright (c) 2004  - 2014, Intel Corporation. All rights reserved.<BR>
   4
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7
   8
   9 Module Name:
  10
  11   AcpiPlatformHooks.h
  12
  13 Abstract:
  14
  15   This is an implementation of the ACPI platform driver.  Requirements for
  16   this driver are defined in the Tiano ACPI External Product Specification,
  17   revision 0.3.6.
  18
  19 --*/
  20
  21 #ifndef _ACPI_PLATFORM_HOOKS_H_
  22 #define _ACPI_PLATFORM_HOOKS_H_
  23
  24 //
  25 // Statements that include other header files
  26 //
  27
  28 #include <IndustryStandard/Acpi.h>
  29 #include "Platform.h"
  30 #include <Protocol/EnhancedSpeedstep.h>
  31
  32 #define AML_NAME_OP           0x08
  33 #define AML_METHOD_OP         0x14
  34 #define AML_OPREGION_OP       0x80
  35 #define AML_PACKAGE_OP        0x12  // Package operator.
  36 #define AML_NAME_PREFIX_SIZE  0x06
  37 #define AML_NAME_DWORD_SIZE   0x0C
  38
  39 #pragma pack(1)
  40
  41 typedef struct {
  42   UINT8   AcpiProcessorId;
  43   UINT8   ApicId;
  44   UINT16  Flags;
  45 } EFI_CPU_ID_MAP;
  46
  47 typedef struct {
  48   UINT8   StartByte;
  49   UINT32  NameStr;
  50   UINT8   Size;
  51   UINT32  Value;
  52 } EFI_ACPI_NAMEPACK_DWORD;
  53
  54 typedef struct {
  55   UINT8   StartByte;
  56   UINT32  NameStr;
  57   UINT8   OpCode;
  58   UINT16  Size;                     // Hardcode to 16bit width because the table we use is fixed size
  59   UINT8   NumEntries;
  60 } EFI_ACPI_NAME_COMMAND;
  61
  62 typedef struct {
  63   UINT8   PackageOp;
  64   UINT8   PkgLeadByte;
  65   UINT8   NumEntries;
  66   UINT8   DwordPrefix0;
  67   UINT32  CoreFreq;
  68   UINT8   DwordPrefix1;
  69   UINT32  Power;
  70   UINT8   DwordPrefix2;
  71   UINT32  TransLatency;
  72   UINT8   DwordPrefix3;
  73   UINT32  BMLatency;
  74   UINT8   DwordPrefix4;
  75   UINT32  Control;
  76   UINT8   DwordPrefix5;
  77   UINT32  Status;
  78 } EFI_PSS_PACKAGE;
  79
  80 typedef struct {
  81   UINT8 PackageOp;
  82   UINT8 PkgLeadByte;
  83   UINT8 NumEntries;
  84   UINT8 BytePrefix0;
  85   UINT8 Entries;
  86   UINT8 BytePrefix1;
  87   UINT8 Revision;
  88   UINT8 BytePrefix2;
  89   UINT8 Domain;
  90   UINT8 BytePrefix3;
  91   UINT8 Coordinate;
  92   UINT8 BytePrefix4;
  93   UINT8 ProcNumber;
  94 } EFI_PSD_PACKAGE;
  95
  96 #pragma pack()
  97
  98 #define ACPI_NAME_COMMAND_FROM_NAME_STR(a)  BASE_CR (a, EFI_ACPI_NAME_COMMAND, NameStr)
  99 #define ACPI_NAME_COMMAND_FROM_NAMEPACK_STR(a)  BASE_CR (a, EFI_ACPI_NAMEPACK_DWORD, NameStr)
 100
 101 EFI_STATUS
 102 PlatformHookInit (
 103   VOID
 104   );
 105
 106
 107 EFI_STATUS
 108 PatchDsdtTable (
 109   IN OUT   EFI_ACPI_DESCRIPTION_HEADER  *TableHeader
 110   );
 111
 112 EFI_STATUS
 113 PatchGv3SsdtTable (
 114   IN OUT  EFI_ACPI_DESCRIPTION_HEADER *Table
 115   );
 116
 117 EFI_STATUS
 118 PatchErstTable (
 119   IN OUT  EFI_ACPI_DESCRIPTION_HEADER *Table
 120   );
 121
 122 EFI_STATUS
 123 AppendCpuMapTableEntry (
 124   IN EFI_ACPI_2_0_PROCESSOR_LOCAL_APIC_STRUCTURE   *AcpiLocalApic
 125   );
 126
 127 #endif