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| author | Huang, Qing <qing.huang@intel.com> | 2019-10-30 12:54:34 +0800 |
|---|---|---|
| committer | Liming Gao <liming.gao@intel.com> | 2019-11-04 08:53:53 +0800 |
| commit | c18708d2f002a6ea43ed65d6c76dc4020687005c (patch) | |
| tree | 4d8c9f411cdca5423b892a94fe243d14addf4323 /MdePkg | |
| parent | b10ef8a4e75899cfad421dc60d0bbf93c53d37f4 (diff) | |
| download | edk2-c18708d2f002a6ea43ed65d6c76dc4020687005c.zip edk2-c18708d2f002a6ea43ed65d6c76dc4020687005c.tar.gz edk2-c18708d2f002a6ea43ed65d6c76dc4020687005c.tar.bz2 | |
MdePkg-UefiSpec.h: Add UEFI 2.8 new memory attributes
BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=2309
Add EFI_MEMORY_SP and EFI_MEMORY_CPU_CRYPTO definition
into UEFI specification header file.
Signed-off-by: Qing Huang <qing.huang@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Include/Uefi/UefiSpec.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/MdePkg/Include/Uefi/UefiSpec.h b/MdePkg/Include/Uefi/UefiSpec.h index 44a0a6a..444aa35 100644 --- a/MdePkg/Include/Uefi/UefiSpec.h +++ b/MdePkg/Include/Uefi/UefiSpec.h @@ -82,6 +82,26 @@ typedef enum { // If all memory has the same reliability, then this bit is not used.
//
#define EFI_MEMORY_MORE_RELIABLE 0x0000000000010000ULL
+
+//
+// Note: UEFI spec 2.8 and following:
+//
+// Specific-purpose memory (SPM). The memory is earmarked for
+// specific purposes such as for specific device drivers or applications.
+// The SPM attribute serves as a hint to the OS to avoid allocating this
+// memory for core OS data or code that can not be relocated.
+//
+#define EFI_MEMORY_SP 0x0000000000040000ULL
+//
+// If this flag is set, the memory region is capable of being
+// protected with the CPU?s memory cryptographic
+// capabilities. If this flag is clear, the memory region is not
+// capable of being protected with the CPU?s memory
+// cryptographic capabilities or the CPU does not support CPU
+// memory cryptographic capabilities.
+//
+#define EFI_MEMORY_CPU_CRYPTO 0x0000000000080000ULL
+
//
// Runtime memory attribute
//
|