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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-12-05 23:27:54 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-12-05 23:27:59 +0000 |
| commit | 73829af71fdb8655e7ba4b5a2a6612ad34a75a11 (patch) | |
| tree | 4277605ab142a4f02ff4efad9a7fe522054b7a7f /arch/arm/mm/mm.h | |
| parent | 742eaa6a6e356a16788ce6530271de89bc4f8fb5 (diff) | |
| parent | 0af362f8440a78b970d5f215e234420fa87d0f3f (diff) | |
Merge branch 'vmalloc' of git://git.linaro.org/people/nico/linux into devel-stable
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 ad7cce3bc43..70f6d3ea483 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 |