[edk2-devel] [edk2-platforms] [PATCH v1 3/3] Platform/ARM/SgiPkg: Add HMAT ACPI table for RD-V1-MC
Vijayenthiran Subramaniam
vijayenthiran.subramaniam at arm.com
Thu Jan 28 13:42:31 UTC 2021
Add HMAT ACPI tables that is specific for RD-V1-MC quad-chip platform.
Signed-off-by: Vijayenthiran Subramaniam <vijayenthiran.subramaniam at arm.com>
---
Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf | 1 +
Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Hmat.aslc | 138 ++++++++++++++++++++
2 files changed, 139 insertions(+)
diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf b/Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf
index 051825993af0..f3552bc49003 100644
--- a/Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf
+++ b/Platform/ARM/SgiPkg/AcpiTables/RdV1McAcpiTables.inf
@@ -22,6 +22,7 @@ [Sources]
Iort.aslc
Mcfg.aslc
RdV1Mc/Dsdt.asl
+ RdV1Mc/Hmat.aslc
RdV1Mc/Madt.aslc
RdV1Mc/Srat.aslc
Spcr.aslc
diff --git a/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Hmat.aslc b/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Hmat.aslc
new file mode 100644
index 000000000000..a3218b9e2f0d
--- /dev/null
+++ b/Platform/ARM/SgiPkg/AcpiTables/RdV1Mc/Hmat.aslc
@@ -0,0 +1,138 @@
+/** @file
+* Heterogeneous Memory Attribute Table (HMAT)
+*
+* Copyright (c) 2020, ARM Limited. All rights reserved.
+*
+* SPDX-License-Identifier: BSD-2-Clause-Patent
+*
+**/
+
+#include "SgiAcpiHeader.h"
+#include "SgiPlatform.h"
+#include <IndustryStandard/Acpi.h>
+#include <Library/AcpiLib.h>
+#include <Library/ArmLib.h>
+
+#define CHIP_CNT FixedPcdGet32 (PcdChipCount)
+#define INITATOR_PROXIMITY_DOMAIN_CNT 4
+#define TARGET_PROXIMITY_DOMIAIN_CNT 4
+
+//
+// HMAT Table
+//
+#pragma pack (1)
+
+typedef struct {
+ UINT32 InitatorProximityDomain[INITATOR_PROXIMITY_DOMAIN_CNT];
+ UINT32 TargetProximityDomiain[TARGET_PROXIMITY_DOMIAIN_CNT];
+ UINT16 MatrixEntry[INITATOR_PROXIMITY_DOMAIN_CNT * TARGET_PROXIMITY_DOMIAIN_CNT];
+} InitiatorTargetProximityMatrix;
+
+typedef struct {
+ EFI_ACPI_6_3_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_HEADER Header;
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES Proximity[CHIP_CNT];
+ EFI_ACPI_6_3_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO LatencyInfo;
+ InitiatorTargetProximityMatrix Matrix;
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO MemSideCache0;
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO MemSideCache1;
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO MemSideCache2;
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO MemSideCache3;
+} EFI_ACPI_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE;
+
+#pragma pack ()
+
+#define HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES_INIT( \
+ TotalCacheLevels, CacheLevel, CacheAssociativity, WritePolicy, CacheLineSize \
+ ) \
+{ \
+ TotalCacheLevels, CacheLevel, CacheAssociativity, WritePolicy, CacheLineSize \
+}
+
+EFI_ACPI_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE Hmat = {
+ // Header
+ {
+ ARM_ACPI_HEADER (
+ EFI_ACPI_6_3_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_SIGNATURE,
+ EFI_ACPI_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE,
+ EFI_ACPI_6_3_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_REVISION
+ ),
+ {
+ EFI_ACPI_RESERVED_BYTE,
+ EFI_ACPI_RESERVED_BYTE,
+ EFI_ACPI_RESERVED_BYTE,
+ EFI_ACPI_RESERVED_BYTE
+ },
+ },
+
+ // Memory Proximity Domain
+ {
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_INIT (
+ 1, 0x0, 0x0),
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_INIT (
+ 1, 0x1, 0x1),
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_INIT (
+ 1, 0x2, 0x2),
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_INIT (
+ 1, 0x3, 0x3),
+ },
+
+ // Latency Info
+ EFI_ACPI_6_3_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_INIT (
+ 0, 0, INITATOR_PROXIMITY_DOMAIN_CNT, TARGET_PROXIMITY_DOMIAIN_CNT, 100),
+ {
+ {0, 1, 2, 3}, {0, 1, 2, 3},
+ {
+ 10, 20, 20, 20,
+ 20, 10, 20, 20,
+ 20, 20, 10, 20,
+ 20, 20, 20, 10,
+ }
+ },
+
+ // Memory Side Cache
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_INIT (
+ 0x0, SIZE_1GB,
+ HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES_INIT (
+ 1,
+ 1,
+ 2,
+ 2,
+ 64 // 64 bytes cache line length
+ ),
+ 0),
+
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_INIT (
+ 0x1, SIZE_1GB,
+ HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES_INIT (
+ 1,
+ 1,
+ 2,
+ 2,
+ 64 // 64 bytes cache line length
+ ),
+ 0),
+
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_INIT (
+ 0x2, SIZE_1GB,
+ HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES_INIT (
+ 1,
+ 1,
+ 2,
+ 2,
+ 64 // 64 bytes cache line length
+ ),
+ 0),
+
+ EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_INIT (
+ 0x3, SIZE_1GB,
+ HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES_INIT (
+ 1,
+ 1,
+ 2,
+ 2,
+ 64 // 64 bytes cache line length
+ ),
+ 0),
+};
+
+VOID* CONST ReferenceAcpiTable = &Hmat;
--
2.17.1
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