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MdePkg-UefiSpec.h: Add UEFI 2.8 new memory attributes

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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>
This commit is contained in:
Huang, Qing
2019-10-30 12:54:34 +08:00
committed by Liming Gao
parent b10ef8a4e7
commit c18708d2f0
1 changed files with 20 additions and 0 deletions
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20
MdePkg/Include/Uefi/UefiSpec.h
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@ -82,6 +82,26 @@ typedef enum {
// If all memory has the same reliability, then this bit is not used. // If all memory has the same reliability, then this bit is not used.
// //
#define EFI_MEMORY_MORE_RELIABLE 0x0000000000010000ULL #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 // Runtime memory attribute
// //