MdePkg/include: Update DMAR definitions to Intel VT-d spec ver4.0

[mirror_edk2.git] / MdePkg / Include / IndustryStandard / DmaRemappingReportingTable.h

diff --git a/MdePkg/Include/IndustryStandard/DmaRemappingReportingTable.h b/MdePkg/Include/IndustryStandard/DmaRemappingReportingTable.h
index 193e4bced530148c1c4797513430abc785e0fe0a..00588ff2342f245c0be3eb94faff84b470ddb6cf 100644 (file)
--- a/MdePkg/Include/IndustryStandard/DmaRemappingReportingTable.h
+++ b/MdePkg/Include/IndustryStandard/DmaRemappingReportingTable.h
@@ -2,12 +2,12 @@
   DMA Remapping Reporting (DMAR) ACPI table definition from Intel(R)\r
   Virtualization Technology for Directed I/O (VT-D) Architecture Specification.\r
 \r
-  Copyright (c) 2016 - 2020, Intel Corporation. All rights reserved.<BR>\r
+  Copyright (c) 2016 - 2022, Intel Corporation. All rights reserved.<BR>\r
   SPDX-License-Identifier: BSD-2-Clause-Patent\r
 \r
   @par Revision Reference:\r
     - Intel(R) Virtualization Technology for Directed I/O (VT-D) Architecture\r
-      Specification v3.2, Dated October 2020.\r
+      Specification v4.0, Dated June 2022.\r
       https://software.intel.com/content/dam/develop/external/us/en/documents/vt-directed-io-spec.pdf\r
 \r
   @par Glossary:\r
@@ -41,6 +41,7 @@
 #define EFI_ACPI_DMAR_TYPE_RHSA  0x03\r
 #define EFI_ACPI_DMAR_TYPE_ANDD  0x04\r
 #define EFI_ACPI_DMAR_TYPE_SATC  0x05\r
+#define EFI_ACPI_DMAR_TYPE_SIDP  0x06\r
 ///@}\r
 \r
 ///\r
@@ -56,6 +57,12 @@
 #define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_IOAPIC                 0x03\r
 #define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_MSI_CAPABLE_HPET       0x04\r
 #define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_ACPI_NAMESPACE_DEVICE  0x05\r
+\r
+#define EFI_ACPI_DEVICE_SCOPE_REQ_WO_PASID_NESTED_NOTALLOWED  BIT0\r
+#define EFI_ACPI_DEVICE_SCOPE_REQ_WO_PASID_PWSNP_NOTALLOWED   BIT1\r
+#define EFI_ACPI_DEVICE_SCOPE_REQ_WO_PASID_PGSNP_NOTALLOWED   BIT2\r
+#define EFI_ACPI_DEVICE_SCOPE_REQ_WO_PASID_ATC_HARDENED       BIT3\r
+#define EFI_ACPI_DEVICE_SCOPE_REQ_WO_PASID_ATC_REQUIRED       BIT4\r
 ///@}\r
 \r
 ///\r
@@ -83,11 +90,12 @@ typedef struct {
 /// Device Scope Structure is defined in section 8.3.1\r
 ///\r
 typedef struct {\r
-  UINT8     Type;\r
-  UINT8     Length;\r
-  UINT16    Reserved2;\r
-  UINT8     EnumerationId;\r
-  UINT8     StartBusNumber;\r
+  UINT8    Type;\r
+  UINT8    Length;\r
+  UINT8    Flags;\r
+  UINT8    Reserved;\r
+  UINT8    EnumerationId;\r
+  UINT8    StartBusNumber;\r
 } EFI_ACPI_DMAR_DEVICE_SCOPE_STRUCTURE_HEADER;\r
 \r
 /**\r
@@ -111,7 +119,14 @@ typedef struct {
     - Bits[7:1] Reserved.\r
   **/\r
   UINT8     Flags;\r
-  UINT8     Reserved;\r
+\r
+  /**\r
+    - Bits[3:0]: Indicates the size of the remapping hardware register set for\r
+                 this remapping unit. If the value in this field is N, the size\r
+                 of the register set is 2^N 4 KB pages\r
+    - Bits[7:4]: Reserved.\r
+  **/\r
+  UINT8     Size;\r
   ///\r
   /// The PCI Segment associated with this unit.\r
   ///\r
@@ -249,6 +264,20 @@ typedef struct {
   UINT16    SegmentNumber;\r
 } EFI_ACPI_DMAR_SATC_HEADER;\r
 \r
+/**\r
+  SoC Integrated Device Property (SIDP) Reporting Structure is defined in\r
+  section 8.9.\r
+**/\r
+typedef struct {\r
+  EFI_ACPI_DMAR_STRUCTURE_HEADER    Header;\r
+\r
+  UINT16                            Reserved;\r
+  ///\r
+  /// The PCI Segment associated with this SIDP structure.\r
+  ///\r
+  UINT16                            SegmentNumber;\r
+} EFI_ACPI_DMAR_SIDP_HEADER;\r
+\r
 /**\r
   DMA Remapping Reporting Structure Header as defined in section 8.1\r
   This header will be followed by list of Remapping Structures listed below\r
@@ -258,6 +287,7 @@ typedef struct {
     - Remapping Hardware Static Affinity (RHSA)\r
     - ACPI Name-space Device Declaration (ANDD)\r
     - SoC Integrated Address Translation Cache reporting (SATC)\r
+    - SoC Integrated Device Property reporting (SIDP)\r
   These structure types must by reported in numerical order.\r
   i.e., All remapping structures of type 0 (DRHD) enumerated before remapping\r
   structures of type 1 (RMRR), and so forth.\r