diff options
Diffstat (limited to 'include/asm-arm/memory.h')
| -rw-r--r-- | include/asm-arm/memory.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h index 3e572364ee7..3d7f08bd903 100644 --- a/include/asm-arm/memory.h +++ b/include/asm-arm/memory.h @@ -58,6 +58,12 @@ #endif /* + * Convert a physical address to a Page Frame Number and back + */ +#define __phys_to_pfn(paddr) ((paddr) >> PAGE_SHIFT) +#define __pfn_to_phys(pfn) ((pfn) << PAGE_SHIFT) + +/* * The module space lives between the addresses given by TASK_SIZE * and PAGE_OFFSET - it must be within 32MB of the kernel text. */ |