New memory type as defined in UEFI standard v2.9.
Cc: Michael D Kinney <michael.d.kin...@intel.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang....@intel.com>
Cc: T V Krishnamoorthy <krishnamoorthy....@intel.com>
Signed-off-by: ManickamX Srinivasan <manickamx.sriniva...@intel.com>
---
MdePkg/Include/Uefi/UefiSpec.h | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/MdePkg/Include/Uefi/UefiSpec.h b/MdePkg/Include/Uefi/UefiSpec.h
index 08db17e674..d583ee17d0 100644
--- a/MdePkg/Include/Uefi/UefiSpec.h
+++ b/MdePkg/Include/Uefi/UefiSpec.h
@@ -110,6 +110,21 @@ typedef enum {
//
#define EFI_MEMORY_RUNTIME 0x8000000000000000ULL
+//
+// If this flag is set, the memory region is
+// described with additional ISA-specific memory attributes
+// as specified in EFI_MEMORY_ISA_MASK.
+//
+#define EFI_MEMORY_ISA_VALID 0x4000000000000000ULL
+
+//
+// Defines the bits reserved for describing optional ISA-specific cacheability
+// attributes that are not covered by the standard UEFI Memory Attributes
cacheability
+// bits (EFI_MEMORY_UC, EFI_MEMORY_WC, EFI_MEMORY_WT, EFI_MEMORY_WB and
EFI_MEMORY_UCE).
+// See Calling Conventions for further ISA-specific enumeration of these bits.
+//
+#define EFI_MEMORY_ISA_MASK 0x0FFFF00000000000ULL
+
--
2.30.2.windows.1
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