MdePkg/Include/IndustryStandard/IoRemappingTable.h

   1 /** @file
   2   ACPI IO Remapping Table (IORT) as specified in ARM spec DEN0049C
   3
   4   http://infocenter.arm.com/help/topic/com.arm.doc.den0049c/DEN0049C_IO_Remapping_Table.pdf
   5
   6   Copyright (c) 2017, Linaro Limited. All rights reserved.<BR>
   7   Copyright (c) 2018, ARM Limited. All rights reserved.<BR>
   8
   9   This program and the accompanying materials
  10   are licensed and made available under the terms and conditions of the BSD License
  11   which accompanies this distribution.  The full text of the license may be found at
  12   http://opensource.org/licenses/bsd-license.php
  13
  14   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  15   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  16 **/
  17
  18 #ifndef __IO_REMAPPING_TABLE_H__
  19 #define __IO_REMAPPING_TABLE_H__
  20
  21 #include <IndustryStandard/Acpi.h>
  22
  23 #define EFI_ACPI_IO_REMAPPING_TABLE_REVISION        0x0
  24
  25 #define EFI_ACPI_IORT_TYPE_ITS_GROUP                0x0
  26 #define EFI_ACPI_IORT_TYPE_NAMED_COMP               0x1
  27 #define EFI_ACPI_IORT_TYPE_ROOT_COMPLEX             0x2
  28 #define EFI_ACPI_IORT_TYPE_SMMUv1v2                 0x3
  29 #define EFI_ACPI_IORT_TYPE_SMMUv3                   0x4
  30 #define EFI_ACPI_IORT_TYPE_PMCG                     0x5
  31
  32 #define EFI_ACPI_IORT_MEM_ACCESS_PROP_CCA           BIT0
  33
  34 #define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_TR         BIT0
  35 #define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_WA         BIT1
  36 #define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_RA         BIT2
  37 #define EFI_ACPI_IORT_MEM_ACCESS_PROP_AH_AHO        BIT3
  38
  39 #define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_CPM          BIT0
  40 #define EFI_ACPI_IORT_MEM_ACCESS_FLAGS_DACS         BIT1
  41
  42 #define EFI_ACPI_IORT_SMMUv1v2_MODEL_v1             0x0
  43 #define EFI_ACPI_IORT_SMMUv1v2_MODEL_v2             0x1
  44 #define EFI_ACPI_IORT_SMMUv1v2_MODEL_MMU400         0x2
  45 #define EFI_ACPI_IORT_SMMUv1v2_MODEL_MMU500         0x3
  46 #define EFI_ACPI_IORT_SMMUv1v2_MODEL_MMU401         0x4
  47 #define EFI_ACPI_IORT_SMMUv1v2_MODEL_CAVIUM_THX_v2  0x5
  48
  49 #define EFI_ACPI_IORT_SMMUv1v2_FLAG_DVM             BIT0
  50 #define EFI_ACPI_IORT_SMMUv1v2_FLAG_COH_WALK        BIT1
  51
  52 #define EFI_ACPI_IORT_SMMUv1v2_INT_FLAG_LEVEL       0x0
  53 #define EFI_ACPI_IORT_SMMUv1v2_INT_FLAG_EDGE        0x1
  54
  55 #define EFI_ACPI_IORT_SMMUv3_FLAG_COHAC_OVERRIDE    BIT0
  56 #define EFI_ACPI_IORT_SMMUv3_FLAG_HTTU_OVERRIDE     BIT1
  57 #define EFI_ACPI_IORT_SMMUv3_FLAG_PROXIMITY_DOMAIN  BIT3
  58
  59 #define EFI_ACPI_IORT_SMMUv3_MODEL_GENERIC          0x0
  60 #define EFI_ACPI_IORT_SMMUv3_MODEL_HISILICON_HI161X 0x1
  61 #define EFI_ACPI_IORT_SMMUv3_MODEL_CAVIUM_CN99XX    0x2
  62
  63 #define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_UNSUPPORTED  0x0
  64 #define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_SUPPORTED    0x1
  65
  66 #define EFI_ACPI_IORT_ID_MAPPING_FLAGS_SINGLE       BIT0
  67
  68 #pragma pack(1)
  69
  70 ///
  71 /// Table header
  72 ///
  73 typedef struct {
  74   EFI_ACPI_DESCRIPTION_HEADER             Header;
  75   UINT32                                  NumNodes;
  76   UINT32                                  NodeOffset;
  77   UINT32                                  Reserved;
  78 } EFI_ACPI_6_0_IO_REMAPPING_TABLE;
  79
  80 ///
  81 /// Definition for ID mapping table shared by all node types
  82 ///
  83 typedef struct {
  84   UINT32                                  InputBase;
  85   UINT32                                  NumIds;
  86   UINT32                                  OutputBase;
  87   UINT32                                  OutputReference;
  88   UINT32                                  Flags;
  89 } EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE;
  90
  91 ///
  92 /// Node header definition shared by all node types
  93 ///
  94 typedef struct {
  95   UINT8                                   Type;
  96   UINT16                                  Length;
  97   UINT8                                   Revision;
  98   UINT32                                  Reserved;
  99   UINT32                                  NumIdMappings;
 100   UINT32                                  IdReference;
 101 } EFI_ACPI_6_0_IO_REMAPPING_NODE;
 102
 103 ///
 104 /// Node type 0: ITS node
 105 ///
 106 typedef struct {
 107   EFI_ACPI_6_0_IO_REMAPPING_NODE          Node;
 108
 109   UINT32                                  NumItsIdentifiers;
 110 //UINT32                                  ItsIdentifiers[NumItsIdentifiers];
 111 } EFI_ACPI_6_0_IO_REMAPPING_ITS_NODE;
 112
 113 ///
 114 /// Node type 1: root complex node
 115 ///
 116 typedef struct {
 117   EFI_ACPI_6_0_IO_REMAPPING_NODE          Node;
 118
 119   UINT32                                  CacheCoherent;
 120   UINT8                                   AllocationHints;
 121   UINT16                                  Reserved;
 122   UINT8                                   MemoryAccessFlags;
 123
 124   UINT32                                  AtsAttribute;
 125   UINT32                                  PciSegmentNumber;
 126 } EFI_ACPI_6_0_IO_REMAPPING_RC_NODE;
 127
 128 ///
 129 /// Node type 2: named component node
 130 ///
 131 typedef struct {
 132   EFI_ACPI_6_0_IO_REMAPPING_NODE          Node;
 133
 134   UINT32                                  Flags;
 135   UINT32                                  CacheCoherent;
 136   UINT8                                   AllocationHints;
 137   UINT16                                  Reserved;
 138   UINT8                                   MemoryAccessFlags;
 139   UINT8                                   AddressSizeLimit;
 140 //UINT8                                   ObjectName[];
 141 } EFI_ACPI_6_0_IO_REMAPPING_NAMED_COMP_NODE;
 142
 143 ///
 144 /// Node type 3: SMMUv1 or SMMUv2 node
 145 ///
 146 typedef struct {
 147   UINT32                                  Interrupt;
 148   UINT32                                  InterruptFlags;
 149 } EFI_ACPI_6_0_IO_REMAPPING_SMMU_INT;
 150
 151 typedef struct {
 152   EFI_ACPI_6_0_IO_REMAPPING_NODE          Node;
 153
 154   UINT64                                  Base;
 155   UINT64                                  Span;
 156   UINT32                                  Model;
 157   UINT32                                  Flags;
 158   UINT32                                  GlobalInterruptArrayRef;
 159   UINT32                                  NumContextInterrupts;
 160   UINT32                                  ContextInterruptArrayRef;
 161   UINT32                                  NumPmuInterrupts;
 162   UINT32                                  PmuInterruptArrayRef;
 163
 164   UINT32                                  SMMU_NSgIrpt;
 165   UINT32                                  SMMU_NSgIrptFlags;
 166   UINT32                                  SMMU_NSgCfgIrpt;
 167   UINT32                                  SMMU_NSgCfgIrptFlags;
 168
 169 //EFI_ACPI_6_0_IO_REMAPPING_SMMU_CTX_INT  ContextInterrupt[NumContextInterrupts];
 170 //EFI_ACPI_6_0_IO_REMAPPING_SMMU_CTX_INT  PmuInterrupt[NumPmuInterrupts];
 171 } EFI_ACPI_6_0_IO_REMAPPING_SMMU_NODE;
 172
 173 ///
 174 /// Node type 4: SMMUv3 node
 175 ///
 176 typedef struct {
 177   EFI_ACPI_6_0_IO_REMAPPING_NODE          Node;
 178
 179   UINT64                                  Base;
 180   UINT32                                  Flags;
 181   UINT32                                  Reserved;
 182   UINT64                                  VatosAddress;
 183   UINT32                                  Model;
 184   UINT32                                  Event;
 185   UINT32                                  Pri;
 186   UINT32                                  Gerr;
 187   UINT32                                  Sync;
 188   UINT8                                   ProximityDomain;
 189   UINT8                                   Reserved1[3];
 190   UINT32                                  DeviceIdMappingIndex;
 191 } EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE;
 192
 193 ///
 194 /// Node type 5: PMCG node
 195 ///
 196 typedef struct {
 197   EFI_ACPI_6_0_IO_REMAPPING_NODE          Node;
 198
 199   UINT64                                  Base;
 200   UINT32                                  OverflowInterruptGsiv;
 201   UINT32                                  NodeReference;
 202 //EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE      OverflowInterruptMsiMapping[1];
 203 } EFI_ACPI_6_0_IO_REMAPPING_PMCG_NODE;
 204
 205 #pragma pack()
 206
 207 #endif