diff options
| -rw-r--r-- | DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c | 19 | ||||
| -rw-r--r-- | MdePkg/Include/IndustryStandard/IoRemappingTable.h | 86 |
2 files changed, 87 insertions, 18 deletions
diff --git a/DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c b/DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c index abef9e5a7f..63381441e2 100644 --- a/DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c +++ b/DynamicTablesPkg/Library/Acpi/Arm/AcpiIortLibArm/IortGenerator.c @@ -766,7 +766,7 @@ AddItsGroupNodes ( ItsGroupNode->Node.Type = EFI_ACPI_IORT_TYPE_ITS_GROUP;
ItsGroupNode->Node.Length = (UINT16)NodeLength;
ItsGroupNode->Node.Revision = 0;
- ItsGroupNode->Node.Reserved = EFI_ACPI_RESERVED_DWORD;
+ ItsGroupNode->Node.Identifier = EFI_ACPI_RESERVED_DWORD;
ItsGroupNode->Node.NumIdMappings = 0;
ItsGroupNode->Node.IdReference = 0;
@@ -872,7 +872,7 @@ AddNamedComponentNodes ( NcNode->Node.Type = EFI_ACPI_IORT_TYPE_NAMED_COMP;
NcNode->Node.Length = (UINT16)NodeLength;
NcNode->Node.Revision = 2;
- NcNode->Node.Reserved = EFI_ACPI_RESERVED_DWORD;
+ NcNode->Node.Identifier = EFI_ACPI_RESERVED_DWORD;
NcNode->Node.NumIdMappings = NodeList->IdMappingCount;
ObjectNameLength = AsciiStrLen (NodeList->ObjectName) + 1;
@@ -1005,7 +1005,7 @@ AddRootComplexNodes ( RcNode->Node.Type = EFI_ACPI_IORT_TYPE_ROOT_COMPLEX;
RcNode->Node.Length = (UINT16)NodeLength;
RcNode->Node.Revision = 1;
- RcNode->Node.Reserved = EFI_ACPI_RESERVED_DWORD;
+ RcNode->Node.Identifier = EFI_ACPI_RESERVED_DWORD;
RcNode->Node.NumIdMappings = NodeList->IdMappingCount;
RcNode->Node.IdReference = (NodeList->IdMappingCount == 0) ?
0 : sizeof (EFI_ACPI_6_0_IO_REMAPPING_RC_NODE);
@@ -1018,9 +1018,8 @@ AddRootComplexNodes ( RcNode->AtsAttribute = NodeList->AtsAttribute;
RcNode->PciSegmentNumber = NodeList->PciSegmentNumber;
RcNode->MemoryAddressSize = NodeList->MemoryAddressSize;
+ RcNode->PasidCapabilities = EFI_ACPI_RESERVED_WORD;
RcNode->Reserved1[0] = EFI_ACPI_RESERVED_BYTE;
- RcNode->Reserved1[1] = EFI_ACPI_RESERVED_BYTE;
- RcNode->Reserved1[2] = EFI_ACPI_RESERVED_BYTE;
if (NodeList->IdMappingCount > 0) {
if (NodeList->IdMappingToken == CM_NULL_TOKEN) {
@@ -1188,7 +1187,7 @@ AddSmmuV1V2Nodes ( SmmuNode->Node.Type = EFI_ACPI_IORT_TYPE_SMMUv1v2;
SmmuNode->Node.Length = (UINT16)NodeLength;
SmmuNode->Node.Revision = 0;
- SmmuNode->Node.Reserved = EFI_ACPI_RESERVED_DWORD;
+ SmmuNode->Node.Identifier = EFI_ACPI_RESERVED_DWORD;
SmmuNode->Node.NumIdMappings = NodeList->IdMappingCount;
SmmuNode->Node.IdReference = (NodeList->IdMappingCount == 0) ?
0 : (sizeof (EFI_ACPI_6_0_IO_REMAPPING_SMMU_NODE) +
@@ -1387,7 +1386,7 @@ AddSmmuV3Nodes ( SmmuV3Node->Node.Type = EFI_ACPI_IORT_TYPE_SMMUv3;
SmmuV3Node->Node.Length = (UINT16)NodeLength;
SmmuV3Node->Node.Revision = 2;
- SmmuV3Node->Node.Reserved = EFI_ACPI_RESERVED_DWORD;
+ SmmuV3Node->Node.Identifier = EFI_ACPI_RESERVED_DWORD;
SmmuV3Node->Node.NumIdMappings = NodeList->IdMappingCount;
SmmuV3Node->Node.IdReference = (NodeList->IdMappingCount == 0) ?
0 : sizeof (EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE);
@@ -1518,7 +1517,7 @@ AddPmcgNodes ( PmcgNode->Node.Type = EFI_ACPI_IORT_TYPE_PMCG;
PmcgNode->Node.Length = (UINT16)NodeLength;
PmcgNode->Node.Revision = 1;
- PmcgNode->Node.Reserved = EFI_ACPI_RESERVED_DWORD;
+ PmcgNode->Node.Identifier = EFI_ACPI_RESERVED_DWORD;
PmcgNode->Node.NumIdMappings = NodeList->IdMappingCount;
PmcgNode->Node.IdReference = (NodeList->IdMappingCount == 0) ?
0 : sizeof (EFI_ACPI_6_0_IO_REMAPPING_PMCG_NODE);
@@ -2258,9 +2257,9 @@ ACPI_IORT_GENERATOR IortGenerator = { // ACPI Table Signature
EFI_ACPI_6_2_IO_REMAPPING_TABLE_SIGNATURE,
// ACPI Table Revision supported by this Generator
- EFI_ACPI_IO_REMAPPING_TABLE_REVISION,
+ EFI_ACPI_IO_REMAPPING_TABLE_REVISION_00,
// Minimum supported ACPI Table Revision
- EFI_ACPI_IO_REMAPPING_TABLE_REVISION,
+ EFI_ACPI_IO_REMAPPING_TABLE_REVISION_00,
// Creator ID
TABLE_GENERATOR_CREATOR_ID_ARM,
// Creator Revision
diff --git a/MdePkg/Include/IndustryStandard/IoRemappingTable.h b/MdePkg/Include/IndustryStandard/IoRemappingTable.h index 79a3467868..f48a4a95cd 100644 --- a/MdePkg/Include/IndustryStandard/IoRemappingTable.h +++ b/MdePkg/Include/IndustryStandard/IoRemappingTable.h @@ -1,12 +1,19 @@ /** @file
- ACPI IO Remapping Table (IORT) as specified in ARM spec DEN0049D
-
- http://infocenter.arm.com/help/topic/com.arm.doc.den0049d/DEN0049D_IO_Remapping_Table.pdf
+ ACPI IO Remapping Table (IORT) definitions.
Copyright (c) 2017, Linaro Limited. All rights reserved.<BR>
- Copyright (c) 2018, ARM Limited. All rights reserved.<BR>
+ Copyright (c) 2018 - 2022, Arm Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
+
+ @par Reference(s):
+ - IO Remapping Table, Platform Design Document, Revision E.d, Feb 2022
+ (https://developer.arm.com/documentation/den0049/)
+
+ @par Glossary:
+ - Ref : Reference
+ - Mem : Memory
+ - Desc : Descriptor
**/
#ifndef __IO_REMAPPING_TABLE_H__
@@ -14,7 +21,9 @@ #include <IndustryStandard/Acpi.h>
-#define EFI_ACPI_IO_REMAPPING_TABLE_REVISION 0x0
+#define EFI_ACPI_IO_REMAPPING_TABLE_REVISION_00 0x0
+#define EFI_ACPI_IO_REMAPPING_TABLE_REVISION_04 0x4 // Deprecated
+#define EFI_ACPI_IO_REMAPPING_TABLE_REVISION_05 0x5
#define EFI_ACPI_IORT_TYPE_ITS_GROUP 0x0
#define EFI_ACPI_IORT_TYPE_NAMED_COMP 0x1
@@ -22,6 +31,7 @@ #define EFI_ACPI_IORT_TYPE_SMMUv1v2 0x3
#define EFI_ACPI_IORT_TYPE_SMMUv3 0x4
#define EFI_ACPI_IORT_TYPE_PMCG 0x5
+#define EFI_ACPI_IORT_TYPE_RMR 0x6
#define EFI_ACPI_IORT_MEM_ACCESS_PROP_CCA BIT0
@@ -55,10 +65,34 @@ #define EFI_ACPI_IORT_SMMUv3_MODEL_CAVIUM_CN99XX 0x2
#define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_UNSUPPORTED 0x0
-#define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_SUPPORTED 0x1
+#define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_SUPPORTED BIT0
+
+#define EFI_ACPI_IORT_ROOT_COMPLEX_PRI_UNSUPPORTED 0x0
+#define EFI_ACPI_IORT_ROOT_COMPLEX_PRI_SUPPORTED BIT1
+
+#define EFI_ACPI_IORT_ROOT_COMPLEX_PASID_FWD_UNSUPPORTED 0x0
+#define EFI_ACPI_IORT_ROOT_COMPLEX_PASID_FWD_SUPPORTED BIT2
+
+#define EFI_ACPI_IORT_ROOT_COMPLEX_PASID_UNSUPPORTED 0x0
+#define EFI_ACPI_IORT_ROOT_COMPLEX_PASID_SUPPORTED BIT1
+
+#define EFI_ACPI_IORT_RMR_REMAP_NOT_PERMITTED 0x0
+#define EFI_ACPI_IORT_RMR_REMAP_PERMITTED BIT0
+
+#define EFI_ACPI_IORT_RMR_ACCESS_REQ_NOT_PRIVILEGED 0x0
+#define EFI_ACPI_IORT_RMR_ACCESS_REQ_PRIVILEGED BIT1
+
+#define EFI_ACPI_IORT_RMR_ACCESS_ATTRIB_DEV_NGNRNE 0x0
+#define EFI_ACPI_IORT_RMR_ACCESS_ATTRIB_DEV_NGNRE 0x1
+#define EFI_ACPI_IORT_RMR_ACCESS_ATTRIB_DEV_NGRE 0x2
+#define EFI_ACPI_IORT_RMR_ACCESS_ATTRIB_DEV_GRE 0x3
+#define EFI_ACPI_IORT_RMR_ACCESS_ATTRIB_NORM_IN_NC_OUT_NC 0x4
+#define EFI_ACPI_IORT_RMR_ACCESS_ATTRIB_NORM_IN_WB_OUT_WB_ISH 0x5
#define EFI_ACPI_IORT_ID_MAPPING_FLAGS_SINGLE BIT0
+#define EFI_ACPI_IORT_RMR_NODE_REVISION_02 0x2 // Deprecated
+
#pragma pack(1)
///
@@ -89,7 +123,7 @@ typedef struct { UINT8 Type;
UINT16 Length;
UINT8 Revision;
- UINT32 Reserved;
+ UINT32 Identifier;
UINT32 NumIdMappings;
UINT32 IdReference;
} EFI_ACPI_6_0_IO_REMAPPING_NODE;
@@ -118,7 +152,9 @@ typedef struct { UINT32 AtsAttribute;
UINT32 PciSegmentNumber;
UINT8 MemoryAddressSize;
- UINT8 Reserved1[3];
+ UINT16 PasidCapabilities;
+ UINT8 Reserved1[1];
+ UINT32 Flags;
} EFI_ACPI_6_0_IO_REMAPPING_RC_NODE;
///
@@ -198,6 +234,40 @@ typedef struct { // EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE OverflowInterruptMsiMapping[1];
} EFI_ACPI_6_0_IO_REMAPPING_PMCG_NODE;
+///
+/// Memory Range Descriptor.
+///
+typedef struct {
+ /// Base address of Reserved Memory Range,
+ /// aligned to a page size of 64K.
+ UINT64 Base;
+
+ /// Length of the Reserved Memory range.
+ /// Must be a multiple of the page size of 64K.
+ UINT64 Length;
+
+ /// Reserved, must be zero.
+ UINT32 Reserved;
+} EFI_ACPI_6_0_IO_REMAPPING_MEM_RANGE_DESC;
+
+///
+/// Node type 6: Reserved Memory Range (RMR) node
+///
+typedef struct {
+ EFI_ACPI_6_0_IO_REMAPPING_NODE Node;
+
+ /// RMR flags
+ UINT32 Flags;
+
+ /// Memory range descriptor count.
+ UINT32 NumMemRangeDesc;
+
+ /// Offset of the memory range descriptor array.
+ UINT32 MemRangeDescRef;
+ // EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE IdMapping[1];
+ // EFI_ACPI_6_0_IO_REMAPPING_MEM_RANGE_DESC MemRangeDesc[1];
+} EFI_ACPI_6_0_IO_REMAPPING_RMR_NODE;
+
#pragma pack()
#endif
|