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authorLinus Torvalds <torvalds@linux-foundation.org>2015-11-04 02:05:52 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-11-04 02:05:52 +0300
commitf5a8160c1e055c0fd8d16a5b3ac97c638365b0db (patch)
treeca713af0131da5424cd46d25e47127bc648a9259 /arch/arm64/mm/proc.S
parent7eeef2abe87dc0d8c276f97ccfdb1f42d9d1e4d8 (diff)
parent78b9bc947b18ed16b6c2c573d774e6d54ad9452d (diff)
downloadlinux-f5a8160c1e055c0fd8d16a5b3ac97c638365b0db.tar.xz
Merge branch 'core-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull EFI changes from Ingo Molnar: "The main changes in this cycle were: - further EFI code generalization to make it more workable for ARM64 - various extensions, such as 64-bit framebuffer address support, UEFI v2.5 EFI_PROPERTIES_TABLE support - code modularization simplifications and cleanups - new debugging parameters - various fixes and smaller additions" * 'core-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (23 commits) efi: Fix warning of int-to-pointer-cast on x86 32-bit builds efi: Use correct type for struct efi_memory_map::phys_map x86/efi: Fix kernel panic when CONFIG_DEBUG_VIRTUAL is enabled efi: Add "efi_fake_mem" boot option x86/efi: Rename print_efi_memmap() to efi_print_memmap() efi: Auto-load the efi-pstore module efi: Introduce EFI_NX_PE_DATA bit and set it from properties table efi: Add support for UEFIv2.5 Properties table efi: Add EFI_MEMORY_MORE_RELIABLE support to efi_md_typeattr_format() efifb: Add support for 64-bit frame buffer addresses efi/arm64: Clean up efi_get_fdt_params() interface arm64: Use core efi=debug instead of uefi_debug command line parameter efi/x86: Move efi=debug option parsing to core drivers/firmware: Make efi/esrt.c driver explicitly non-modular efi: Use the generic efi.memmap instead of 'memmap' acpi/apei: Use appropriate pgprot_t to map GHES memory arm64, acpi/apei: Implement arch_apei_get_mem_attributes() arm64/mm: Add PROT_DEVICE_nGnRnE and PROT_NORMAL_WT acpi, x86: Implement arch_apei_get_mem_attributes() efi, x86: Rearrange efi_mem_attributes() ...
Diffstat (limited to 'arch/arm64/mm/proc.S')
-rw-r--r--arch/arm64/mm/proc.S4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
index e4ee7bd8830a..7783ff05f74c 100644
--- a/arch/arm64/mm/proc.S
+++ b/arch/arm64/mm/proc.S
@@ -163,12 +163,14 @@ ENTRY(__cpu_setup)
* DEVICE_GRE 010 00001100
* NORMAL_NC 011 01000100
* NORMAL 100 11111111
+ * NORMAL_WT 101 10111011
*/
ldr x5, =MAIR(0x00, MT_DEVICE_nGnRnE) | \
MAIR(0x04, MT_DEVICE_nGnRE) | \
MAIR(0x0c, MT_DEVICE_GRE) | \
MAIR(0x44, MT_NORMAL_NC) | \
- MAIR(0xff, MT_NORMAL)
+ MAIR(0xff, MT_NORMAL) | \
+ MAIR(0xbb, MT_NORMAL_WT)
msr mair_el1, x5
/*
* Prepare SCTLR