Add helper macros to create Memory Proximity Domain, System Locality
Latency and Bandwidth Information, Memory Side Cache Information
structures in the HMAT table.
Signed-off-by: Vijayenthiran Subramaniam <vijayenthiran.subramaniam at arm.com>
---
Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h | 110 ++++++++++++++++++++
1 file changed, 110 insertions(+)
diff --git a/Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h b/Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h
index 8d715de173c9..181d9d771d1e 100644
--- a/Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h
+++ b/Platform/ARM/SgiPkg/Include/SgiAcpiHeader.h
@@ -119,4 +119,114 @@
ACPIProcessorUID, Flags, ClockDomain \
}
+//
+// HMAT related structures
+//
+// Memory Proximity Domain Attributes Structure
+// Refer Section 5.2.27.3 in ACPI Specification, Version 6.3
+#define EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_INIT( \
+ Flags, ProximityDomainForAttachedIntiator, ProximityDomainForMemory) \
+ { \
+ 0, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ }, \
+ sizeof (EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES), \
+ { \
+ Flags, \
+ 0 \
+ }, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ }, \
+ ProximityDomainForAttachedIntiator, \
+ ProximityDomainForMemory, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ } \
+ }
+
+// System Locality Latency and Bandwidth Information Structure
+// Refer Section 5.2.27.4 in ACPI Specification, Version 6.3
+#define EFI_ACPI_6_3_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_INIT( \
+ Flags, DataType, NumInitiatorProximityDomains, \
+ NumTargetProximityDomains, EntryBaseUnit) \
+ { \
+ 1, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ }, \
+ sizeof (EFI_ACPI_6_3_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO) + \
+ (4 * NumInitiatorProximityDomains) + (4 * NumTargetProximityDomains) + \
+ (2 * NumInitiatorProximityDomains * NumTargetProximityDomains), \
+ { \
+ Flags, 0 \
+ }, \
+ DataType, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ }, \
+ NumInitiatorProximityDomains, \
+ NumTargetProximityDomains, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ }, \
+ EntryBaseUnit \
+ }
+
+// Memory Side Cache Information Structure
+// Refer Section 5.2.27.5 in ACPI Specification, Version 6.3
+#define EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_INIT( \
+ MemoryProximityDomain, MemorySideCacheSize, CacheAttributes, \
+ NumberOfSmbiosHandles) \
+ { \
+ 2, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ }, \
+ sizeof (EFI_ACPI_6_3_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO) + \
+ (NumberOfSmbiosHandles * 2), \
+ MemoryProximityDomain, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ }, \
+ MemorySideCacheSize, \
+ CacheAttributes, \
+ { \
+ EFI_ACPI_RESERVED_BYTE, \
+ EFI_ACPI_RESERVED_BYTE \
+ }, \
+ NumberOfSmbiosHandles \
+ }
+
#endif /* __SGI_ACPI_HEADER__ */
--
2.17.1
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