[PATCH 1/2] MdePkg: Support for MPAM ACPI Table

[Name <username@nvidia.com>]

From: Swatisri Kantamsetti <swatisrik@nvidia.com>

Added MPAM table header, MSC and Resource Node
info structures

Signed-off-by: Swatisri Kantamsetti <swatisrik@nvidia.com>
---
 MdePkg/Include/IndustryStandard/Acpi64.h |  5 ++
 MdePkg/Include/IndustryStandard/Mpam.h   | 95 ++++++++++++++++++++++++
 2 files changed, 100 insertions(+)
 create mode 100644 MdePkg/Include/IndustryStandard/Mpam.h

diff --git a/MdePkg/Include/IndustryStandard/Acpi64.h b/MdePkg/Include/IndustryStandard/Acpi64.h
index fe5ebfac2b..e54f631186 100644
--- a/MdePkg/Include/IndustryStandard/Acpi64.h
+++ b/MdePkg/Include/IndustryStandard/Acpi64.h
@@ -2952,6 +2952,11 @@ typedef struct {
 ///
 #define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('P', 'P', 'T', 'T')
 
+///
+/// "MPAM" Memory System Resource Partitioning And Monitoring Table
+///
+#define EFI_ACPI_6_4_MEMORY_SYSTEM_RESOURCE_PARTITIONING_MONITORING_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('M', 'P', 'A', 'M')
+
 ///
 /// "PSDT" Persistent System Description Table
 ///
diff --git a/MdePkg/Include/IndustryStandard/Mpam.h b/MdePkg/Include/IndustryStandard/Mpam.h
new file mode 100644
index 0000000000..ca750a6e48
--- /dev/null
+++ b/MdePkg/Include/IndustryStandard/Mpam.h
@@ -0,0 +1,95 @@
+/** @file
+  ACPI Memory System Resource Partitioning And Monitoring (MPAM)
+  as specified in ARM spec DEN0065
+
+  Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
+  Copyright (c) 2022, ARM Limited. All rights reserved.
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#ifndef _MPAM_H_
+#define _MPAM_H_
+
+///
+/// Location Types
+///
+#define EFI_ACPI_MPAM_LOCATION_TYPE_PROCESSOR_CACHE  0x00
+#define EFI_ACPI_MPAM_LOCATION_TYPE_MEMORY           0x01
+#define EFI_ACPI_MPAM_LOCATION_TYPE_SMMU             0x02
+#define EFI_ACPI_MPAM_LOCATION_TYPE_MEMORY_CACHE     0x03
+#define EFI_ACPI_MPAM_LOCATION_TYPE_ACPI_DEVICE      0x04
+
+///
+/// Interrupt Flags
+///
+#define EFI_ACPI_MPAM_LEVEL_TRIG_INTERRUPT_MODE     0x0
+#define EFI_ACPI_MPAM_EDGE_TRIG_INTERRUPT_MODE      0x1
+#define EFI_ACPI_MPAM_WIRED_INTERRUPT_TYPE          0x0
+#define EFI_ACPI_MPAM_PROC_INTR_AFF_TYPE            0x0
+#define EFI_ACPI_MPAM_PROC_CONTAINER_INTR_AFF_TYPE  0x8
+#define EFI_ACPI_MPAM_AFFINITY_VALID                0x10
+
+#pragma pack(1)
+
+///
+/// Memory System Resource Partitioning and Monitoring Table (MPAM)
+///
+typedef struct {
+  EFI_ACPI_DESCRIPTION_HEADER    Header;
+} EFI_ACPI_6_4_MEMORY_SYSTEM_RESOURCE_PARTITIONING_MONITORING_TABLE_HEADER;
+
+///
+/// MPAM Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_MEMORY_SYSTEM_RESOURCE_PARTITIONING_MONITORING_TABLE_REVISION  0x01
+
+///
+/// Memory System Controller Node Structure
+///
+
+typedef struct {
+  UINT16    Length;
+  UINT16    Reserved;
+  UINT32    Identifier;
+  UINT64    BaseAddress;
+  UINT32    MmioSize;
+  UINT32    OverflowInterrupt;
+  UINT32    OverflowInterruptFlags;
+  UINT32    Reserved1;
+  UINT32    OverflowInterruptAff;
+  UINT32    ErrorInterrupt;
+  UINT32    ErrorInterruptFlags;
+  UINT32    Reserved2;
+  UINT32    ErrorInterruptAff;
+  UINT32    MaxNRdyUsec;
+  UINT64    LinkedDeviceHwId;
+  UINT32    LinkedDeviceInstanceHwId;
+  UINT32    NumResourceNodes;
+} EFI_ACPI_6_4_MPAM_MSC_NODE;
+
+///
+/// Resource Node Structure
+///
+
+typedef struct {
+  UINT32    Identifier;
+  UINT8     RisIndex;
+  UINT16    Reserved1;
+  UINT8     LocatorType;
+  UINT64    Locator1;
+  UINT32    Locator2;
+  UINT32    NumFuncDep;
+} EFI_ACPI_6_4_MPAM_RESOURCE_NODE;
+
+///
+/// Functional Dependency Structure
+///
+
+typedef struct {
+  UINT32    Producer;
+  UINT32    Reserved1;
+} EFI_ACPI_6_4_MPAM_FUNC_DEP_NODE;
+
+#pragma pack()
+
+#endif
-- 
2.17.1