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efi: Add EFI_MEMORY_{NV, MORE_RELIABLE, RO} attributes

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With this update, the memory attributes are in sync with Linux
kernel v4.18-rc4. They also match page 190 of UEFI 2.7 spec [1].

[1] http://www.uefi.org/sites/default/files/resources/UEFI_Spec_2_7.pdf

Suggested-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Eugeniu Rosca 2018-07-14 22:53:31 +02:00 • committed by Alexander Graf
parent 9b89183b97
commit c3a40cce2a
2 changed files with 7 additions and 0 deletions
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3
cmd/efi.c
View file

@ -39,6 +39,9 @@ static struct attr_info {
{ EFI_MEMORY_WP, "write-protect" },
{ EFI_MEMORY_RP, "read-protect" },
{ EFI_MEMORY_XP, "execute-protect" },
{ EFI_MEMORY_NV, "non-volatile" },
{ EFI_MEMORY_MORE_RELIABLE, "higher reliability" },
{ EFI_MEMORY_RO, "read-only" },
{ EFI_MEMORY_RUNTIME, "needs runtime mapping" }
};

4
include/efi.h
View file

@ -178,6 +178,10 @@ enum efi_mem_type {
#define EFI_MEMORY_WP ((u64)0x0000000000001000ULL) /* write-protect */
#define EFI_MEMORY_RP ((u64)0x0000000000002000ULL) /* read-protect */
#define EFI_MEMORY_XP ((u64)0x0000000000004000ULL) /* execute-protect */
#define EFI_MEMORY_NV ((u64)0x0000000000008000ULL) /* non-volatile */
#define EFI_MEMORY_MORE_RELIABLE \
((u64)0x0000000000010000ULL) /* higher reliability */
#define EFI_MEMORY_RO ((u64)0x0000000000020000ULL) /* read-only */
#define EFI_MEMORY_RUNTIME ((u64)0x8000000000000000ULL) /* range requires runtime mapping */
#define EFI_MEM_DESC_VERSION 1