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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 17:24:33 +0400 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 17:24:33 +0400 |
| commit | 2e0e943436912ffe0848ece58167edfe754edb96 (patch) | |
| tree | b91919095c74742fa06e2105db6d859bee39b2b4 /arch/arm/mm/mm.h | |
| parent | a32737e1ca650504f172292dd344eb64c02311f3 (diff) | |
| parent | ef3a0bf5bfadbace156fa2a3b9c753df2de41df2 (diff) | |
| download | linux-2e0e943436912ffe0848ece58167edfe754edb96.tar.xz | |
Merge branch 'devel-stable' into for-linus
Conflicts:
arch/arm/kernel/setup.c
arch/arm/mach-shmobile/board-kota2.c
Diffstat (limited to 'arch/arm/mm/mm.h')
| -rw-r--r-- | arch/arm/mm/mm.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h index ad7cce3bc431..70f6d3ea4834 100644 --- a/arch/arm/mm/mm.h +++ b/arch/arm/mm/mm.h @@ -21,6 +21,20 @@ const struct mem_type *get_mem_type(unsigned int type); extern void __flush_dcache_page(struct address_space *mapping, struct page *page); +/* + * ARM specific vm_struct->flags bits. + */ + +/* (super)section-mapped I/O regions used by ioremap()/iounmap() */ +#define VM_ARM_SECTION_MAPPING 0x80000000 + +/* permanent static mappings from iotable_init() */ +#define VM_ARM_STATIC_MAPPING 0x40000000 + +/* mapping type (attributes) for permanent static mappings */ +#define VM_ARM_MTYPE(mt) ((mt) << 20) +#define VM_ARM_MTYPE_MASK (0x1f << 20) + #endif #ifdef CONFIG_ZONE_DMA |