diff options
| -rw-r--r-- | MdePkg/Include/Uefi/UefiSpec.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/MdePkg/Include/Uefi/UefiSpec.h b/MdePkg/Include/Uefi/UefiSpec.h index 69c97bdb2a..fb464a405f 100644 --- a/MdePkg/Include/Uefi/UefiSpec.h +++ b/MdePkg/Include/Uefi/UefiSpec.h @@ -106,6 +106,16 @@ typedef enum { #define EFI_MEMORY_CPU_CRYPTO 0x0000000000080000ULL
//
+// If this flag is set, the memory region is present and capable of having
+// memory dynamically removed from the platform. This attribute serves as
+// a hint to the OS prior to its ACPI subsystem initialization to avoid
+// allocating this memory for core OS data or code that cannot be dynamically
+// relocated at runtime. If this flag is clear, the memory region is not
+// capable of being dynamically removed from the platform at runtime.
+//
+#define EFI_MEMORY_HOT_PLUGGABLE 0x0000000000100000
+
+//
// Runtime memory attribute
//
#define EFI_MEMORY_RUNTIME 0x8000000000000000ULL
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