EdkCompatibilityPkg/Foundation/Include/IndustryStandard/DMARemappingReportingTable.h

   1 /*++
   2
   3 Copyright (c) 2007, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14   DMARemappingReportingTable.h
  15
  16 Abstract:
  17
  18   The definition for ACPI DMA-Remapping Reporting (DMAR) Table.
  19   It is defined in "Intel VT for Direct IO Architecture Specification".
  20
  21 --*/
  22
  23 #ifndef _EFI_DMA_REMAPPING_REPORTING_TABLE_H_
  24 #define _EFI_DMA_REMAPPING_REPORTING_TABLE_H_
  25
  26 #include "AcpiCommon.h"
  27
  28 //
  29 // "DMAR" DMAR Description Table Signature
  30 //
  31 #define EFI_ACPI_DMAR_DESCRIPTION_TABLE_SIGNATURE  0x52414d44
  32
  33 //
  34 // DMAR Revision
  35 //
  36 #define EFI_ACPI_DMAR_DESCRIPTION_TABLE_REVISION   0x01
  37
  38 //
  39 // Ensure proper structure formats
  40 //
  41 #pragma pack (1)
  42
  43 //
  44 // Definition for DMA Remapping Structure Types
  45 //
  46 #define EFI_ACPI_DMA_REMAPPING_STRUCTURE_TYPE_DRHD  0
  47 #define EFI_ACPI_DMA_REMAPPING_STRUCTURE_TYPE_RMRR  1
  48 #define EFI_ACPI_DMA_REMAPPING_STRUCTURE_TYPE_ATSR  2
  49 #define EFI_ACPI_DMA_REMAPPING_STRUCTURE_TYPE_RHSA  3
  50
  51 //
  52 // Definition for DMA Remapping Structure Header
  53 //
  54 typedef struct {
  55   UINT16                                      Type;
  56   UINT16                                      Length;
  57 } EFI_ACPI_DMAR_STRUCTURE_HEADER;
  58
  59 //
  60 // Definition for DMA-Remapping PCI Path
  61 //
  62 typedef struct {
  63   UINT8         Device;
  64   UINT8         Function;
  65 } EFI_ACPI_DMAR_PCI_PATH;
  66
  67 //
  68 // Definition for DMA-Remapping Device Scope Entry Structure
  69 //
  70 #define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_ENDPOINT                 0x01
  71 #define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_BRIDGE                   0x02
  72 #define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_IOAPIC                   0x03
  73 #define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_MSI_CAPABLE_HPET         0x04
  74 typedef struct {
  75   UINT8                   DeviceScopeEntryType;
  76   UINT8                   Length;
  77   UINT16                  Reserved_2;
  78   UINT8                   EnumerationID;
  79   UINT8                   StartingBusNumber;
  80 } EFI_ACPI_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE;
  81
  82 //
  83 // Definition for DMA-Remapping Hardware Definition (DRHD) Structure
  84 //
  85 #define EFI_ACPI_DMAR_DRHD_FLAGS_INCLUDE_ALL_SET     0x1
  86 #define EFI_ACPI_DMAR_DRHD_FLAGS_INCLUDE_ALL_CLEAR   0x0
  87 typedef struct {
  88   UINT16                                      Type;
  89   UINT16                                      Length;
  90   UINT8                                       Flags;
  91   UINT8                                       Reserved_5;
  92   UINT16                                      SegmentNumber;
  93   UINT64                                      RegisterBaseAddress;
  94 } EFI_ACPI_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE;
  95
  96 //
  97 // Definition for Reserved Memory Region Reporting (RMRR) Structure
  98 //
  99 typedef struct {
 100   UINT16                                      Type;
 101   UINT16                                      Length;
 102   UINT8                                       Reserved_4[2];
 103   UINT16                                      SegmentNumber;
 104   UINT64                                      ReservedMemoryRegionBaseAddress;
 105   UINT64                                      ReservedMemoryRegionLimitAddress;
 106 } EFI_ACPI_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE;
 107
 108 //
 109 // Definition for Root Port ATS Capability Reporting (ATSR) Structure
 110 //
 111 #define EFI_ACPI_DMAR_ATSR_FLAGS_ALL_PORTS_SET     0x1
 112 #define EFI_ACPI_DMAR_ATSR_FLAGS_ALL_PORTS_CLEAR   0x0
 113 typedef struct {
 114   UINT16                                      Type;
 115   UINT16                                      Length;
 116   UINT8                                       Flags;
 117   UINT8                                       Reserved_5;
 118   UINT16                                      SegmentNumber;
 119 } EFI_ACPI_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE;
 120
 121 //
 122 // Definition for Remapping Hardware Static Affinity(RHSA) Structure
 123 //
 124 typedef struct {
 125   UINT16                                      Type;
 126   UINT16                                      Length;
 127   UINT32                                      Reserved;
 128   UINT64                                      RegisterBaseAddress;
 129   UINT32                                      ProximityDomain;
 130 } EFI_ACPI_DMAR_REMAPPING_HARDWARE_STATIC_AFFINITY_STRUCTURE;
 131
 132 //
 133 // Definition for DMA Remapping Structure
 134 //
 135 typedef union {
 136   EFI_ACPI_DMAR_STRUCTURE_HEADER                               DMARStructureHeader;
 137   EFI_ACPI_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE             DMARHardwareUnitDefinition;
 138   EFI_ACPI_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE     DMARReservedMemoryRegionReporting;
 139   EFI_ACPI_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE   DMARRootPortATSCapabilityReporting;
 140 } EFI_ACPI_DMA_REMAPPING_STRUCTURE;
 141
 142 //
 143 // Definition for DMA-Remapping Reporting ACPI Table
 144 //
 145 #define EFI_ACPI_DMAR_TABLE_FLAGS_INTR_REMAP_CLEAR          0x00
 146 #define EFI_ACPI_DMAR_TABLE_FLAGS_INTR_REMAP_SET            0x01
 147 typedef struct {
 148   EFI_ACPI_DESCRIPTION_HEADER                               Header;
 149   UINT8                                                     HostAddressWidth;
 150   UINT8                                                     Flags;
 151   UINT8                                                     Reserved_38[10];
 152 } EFI_ACPI_DMAR_DESCRIPTION_TABLE;
 153
 154 //
 155 // The Platform specific definition can be as follows:
 156 //   NOTE: we use /**/ as comment for user convenience to copy it.
 157 //
 158
 159 /*
 160
 161 //
 162 // Dmar.h
 163 //
 164
 165 #define EFI_ACPI_MAX_NUM_PCI_PATH_ENTRIES                  0x01  // user need to update
 166 typedef struct {
 167   EFI_ACPI_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE               Header;
 168   EFI_ACPI_DMAR_PCI_PATH                                   PciPath[EFI_ACPI_MAX_NUM_PCI_PATH_ENTRIES];
 169 } EFI_ACPI_3_0_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE;
 170
 171 #define EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_DHRD_ENTRY    0x01  // user need to update
 172 typedef struct {
 173   EFI_ACPI_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE           Header;
 174   EFI_ACPI_3_0_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE             DeviceScopeEntry[EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_DHRD_ENTRY];
 175 } EFI_ACPI_3_0_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE;
 176
 177 #define EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_RMRR_ENTRY    0x01  // user need to update
 178 typedef struct {
 179   EFI_ACPI_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE   Header;
 180   EFI_ACPI_3_0_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE             DeviceScopeEntry[EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_RMRR_ENTRY];
 181 } EFI_ACPI_3_0_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE;
 182
 183 #define EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_ATSR_ENTRY    0x01  // user need to update
 184 typedef struct {
 185   EFI_ACPI_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE   Header;
 186   EFI_ACPI_3_0_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE               DeviceScopeEntry[EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_ATSR_ENTRY];
 187 } EFI_ACPI_3_0_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE;
 188
 189 #define EFI_ACPI_DMAR_DHRD_ENTRY_COUNT                     0x1   // user need to update
 190 #define EFI_ACPI_DMAR_RMRR_ENTRY_COUNT                     0x1   // user need to update
 191 #define EFI_ACPI_DMAR_ATSR_ENTRY_COUNT                     0x1   // user need to update
 192
 193 typedef struct {
 194   EFI_ACPI_DMAR_DESCRIPTION_TABLE                                  Header;
 195
 196 #if EFI_ACPI_3_0_DMAR_DHRD_ENTRY_COUNT > 0
 197   EFI_ACPI_3_0_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE             Dhrd[EFI_ACPI_DMAR_DHRD_ENTRY_COUNT];
 198 #endif
 199
 200 #if EFI_ACPI_3_0_DMAR_RMRR_ENTRY_COUNT > 0
 201   EFI_ACPI_3_0_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE     Rmrr[EFI_ACPI_DMAR_RMRR_ENTRY_COUNT];
 202 #endif
 203
 204 #if EFI_ACPI_3_0_DMAR_ATSR_ENTRY_COUNT > 0
 205   EFI_ACPI_3_0_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE   Atsr[EFI_ACPI_DMAR_ATSR_ENTRY_COUNT];
 206 #endif
 207
 208 } EFI_ACPI_3_0_DMA_REMAPPING_REPORTING_TABLE;
 209
 210 */
 211
 212 #pragma pack()
 213
 214 #endif
 215