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| author | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-01-28 19:52:40 +0000 |
|---|---|---|
| committer | Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-01-28 19:52:40 +0000 |
| commit | b20f86625de738658c74f2ecfe4050416d2252cc (patch) | |
| tree | b84216b70bd923409217834a953f983700e39eda /arch/arm/mm/mm.h | |
| parent | 9f1065032ceb7e86c7c9f16bb86518857e88a172 (diff) | |
| parent | dcd6c92267155e70a94b3927bce681ce74b80d1f (diff) | |
Merge commit 'v3.3-rc1' into fbdev-next
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 |