mirror of https://github.com/acidanthera/audk.git
MdePkg: Add RO memory and resource HOB attribute definitions.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17396 6f19259b-4bc3-4df7-8a09-765794883524
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@ -255,6 +255,13 @@ typedef UINT32 EFI_RESOURCE_ATTRIBUTE_TYPE;
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#define EFI_RESOURCE_ATTRIBUTE_INITIALIZED 0x00000002
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#define EFI_RESOURCE_ATTRIBUTE_TESTED 0x00000004
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#define EFI_RESOURCE_ATTRIBUTE_READ_PROTECTED 0x00000080
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//
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// This is typically used as memory cacheability attribute today.
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// NOTE: Since PI spec 1.4, please use EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTED
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// as Physical write protected attribute, and EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTED
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// means Memory cacheability attribute: The memory supports being programmed with
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// a writeprotected cacheable attribute.
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//
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#define EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTED 0x00000100
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#define EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTED 0x00000200
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#define EFI_RESOURCE_ATTRIBUTE_PERSISTENT 0x00800000
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@ -274,10 +281,20 @@ typedef UINT32 EFI_RESOURCE_ATTRIBUTE_TYPE;
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#define EFI_RESOURCE_ATTRIBUTE_64_BIT_IO 0x00010000
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#define EFI_RESOURCE_ATTRIBUTE_UNCACHED_EXPORTED 0x00020000
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#define EFI_RESOURCE_ATTRIBUTE_READ_PROTECTABLE 0x00100000
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//
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// This is typically used as memory cacheability attribute today.
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// NOTE: Since PI spec 1.4, please use EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTABLE
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// as Memory capability attribute: The memory supports being protected from processor
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// writes, and EFI_RESOURCE_ATTRIBUTE_WRITE_PROTEC TABLE means Memory cacheability attribute:
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// The memory supports being programmed with a writeprotected cacheable attribute.
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//
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#define EFI_RESOURCE_ATTRIBUTE_WRITE_PROTECTABLE 0x00200000
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#define EFI_RESOURCE_ATTRIBUTE_EXECUTION_PROTECTABLE 0x00400000
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#define EFI_RESOURCE_ATTRIBUTE_PERSISTABLE 0x01000000
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#define EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTED 0x00040000
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#define EFI_RESOURCE_ATTRIBUTE_READ_ONLY_PROTECTABLE 0x00800000
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///
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/// Describes the resource properties of all fixed,
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/// nonrelocatable resource ranges found on the processor
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@ -71,9 +71,13 @@ typedef enum {
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//
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// Physical memory protection attributes
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//
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// Note: UEFI spec 2.5 and following: use EFI_MEMORY_RO as write-protected physical memory
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// protection attribute. Also, EFI_MEMORY_WP means cacheability attribute.
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//
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#define EFI_MEMORY_WP 0x0000000000001000ULL
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#define EFI_MEMORY_RP 0x0000000000002000ULL
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#define EFI_MEMORY_XP 0x0000000000004000ULL
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#define EFI_MEMORY_RO 0x0000000000020000ULL
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//
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// Physical memory persistence attribute.
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// The memory region supports byte-addressable non-volatility.
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