Messages in this thread Patch in this message | | | From | Laszlo Ersek <> | Subject | [PATCH v2 1/5] efi: add macro for EFI_MEMORY_UCE memory attribute | Date | Wed, 3 Sep 2014 13:32:19 +0200 |
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Add the following macro from the UEFI spec, for completeness:
EFI_MEMORY_UCE Memory cacheability attribute: The memory region supports being configured as not cacheable, exported, and supports the "fetch and add" semaphore mechanism.
Signed-off-by: Laszlo Ersek <lersek@redhat.com> --- include/linux/efi.h | 1 + 1 file changed, 1 insertion(+)
diff --git a/include/linux/efi.h b/include/linux/efi.h index 45cb4ff..b4b1d8d 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -92,6 +92,7 @@ typedef struct { #define EFI_MEMORY_WC ((u64)0x0000000000000002ULL) /* write-coalescing */ #define EFI_MEMORY_WT ((u64)0x0000000000000004ULL) /* write-through */ #define EFI_MEMORY_WB ((u64)0x0000000000000008ULL) /* write-back */ +#define EFI_MEMORY_UCE ((u64)0x0000000000000010ULL) /* uncached, exported */ #define EFI_MEMORY_WP ((u64)0x0000000000001000ULL) /* write-protect */ #define EFI_MEMORY_RP ((u64)0x0000000000002000ULL) /* read-protect */ #define EFI_MEMORY_XP ((u64)0x0000000000004000ULL) /* execute-protect */ -- 1.8.3.1
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