From mboxrd@z Thu Jan 1 00:00:00 1970 From: lersek@redhat.com (Laszlo Ersek) Date: Mon, 1 Sep 2014 02:53:36 +0200 Subject: [PATCH 1/5] efi: add macro for EFI_MEMORY_UCE memory attribute In-Reply-To: <1409532820-5027-1-git-send-email-lersek@redhat.com> References: <1409532820-5027-1-git-send-email-lersek@redhat.com> Message-ID: <1409532820-5027-2-git-send-email-lersek@redhat.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- 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