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author | Mike Frysinger <vapier@gentoo.org> | 2009-06-13 11:39:55 -0400 |
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committer | Mike Frysinger <vapier@gentoo.org> | 2009-06-18 21:42:30 -0400 |
commit | eec511d75edd5139ea6de537f6908085b171e7a0 (patch) | |
tree | def6f4eea6e25d4fd48a6b0a09d1738552a5ee71 /arch/blackfin/include/asm/page.h | |
parent | 0f652859571b3f750c01c9d7c27938d3159ca96d (diff) | |
download | linux-eec511d75edd5139ea6de537f6908085b171e7a0.tar.bz2 |
Blackfin: convert page/tlb to asm-generic
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/include/asm/page.h')
-rw-r--r-- | arch/blackfin/include/asm/page.h | 85 |
1 files changed, 2 insertions, 83 deletions
diff --git a/arch/blackfin/include/asm/page.h b/arch/blackfin/include/asm/page.h index 3ea2016a1d4a..29dcf75c6112 100644 --- a/arch/blackfin/include/asm/page.h +++ b/arch/blackfin/include/asm/page.h @@ -1,88 +1,7 @@ #ifndef _BLACKFIN_PAGE_H #define _BLACKFIN_PAGE_H -/* PAGE_SHIFT determines the page size */ +#include <asm-generic/page.h> +#define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT) -#define PAGE_SHIFT 12 -#ifdef __ASSEMBLY__ -#define PAGE_SIZE (1 << PAGE_SHIFT) -#else -#define PAGE_SIZE (1UL << PAGE_SHIFT) #endif -#define PAGE_MASK (~(PAGE_SIZE-1)) - -#include <asm/setup.h> - -#ifndef __ASSEMBLY__ - -#define get_user_page(vaddr) __get_free_page(GFP_KERNEL) -#define free_user_page(page, addr) free_page(addr) - -#define clear_page(page) memset((page), 0, PAGE_SIZE) -#define copy_page(to,from) memcpy((to), (from), PAGE_SIZE) - -#define clear_user_page(page, vaddr,pg) clear_page(page) -#define copy_user_page(to, from, vaddr,pg) copy_page(to, from) - -/* - * These are used to make use of C type-checking.. - */ -typedef struct { - unsigned long pte; -} pte_t; -typedef struct { - unsigned long pmd[16]; -} pmd_t; -typedef struct { - unsigned long pgd; -} pgd_t; -typedef struct { - unsigned long pgprot; -} pgprot_t; -typedef struct page *pgtable_t; - -#define pte_val(x) ((x).pte) -#define pmd_val(x) ((&x)->pmd[0]) -#define pgd_val(x) ((x).pgd) -#define pgprot_val(x) ((x).pgprot) - -#define __pte(x) ((pte_t) { (x) } ) -#define __pmd(x) ((pmd_t) { (x) } ) -#define __pgd(x) ((pgd_t) { (x) } ) -#define __pgprot(x) ((pgprot_t) { (x) } ) - -extern unsigned long memory_start; -extern unsigned long memory_end; - -#endif /* !__ASSEMBLY__ */ - -#include <asm/page_offset.h> -#include <asm/io.h> - -#define PAGE_OFFSET (PAGE_OFFSET_RAW) - -#ifndef __ASSEMBLY__ - -#define __pa(vaddr) virt_to_phys((void *)(vaddr)) -#define __va(paddr) phys_to_virt((unsigned long)(paddr)) - -#define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT) - -#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) -#define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT) -#define virt_to_page(addr) (mem_map + (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)) -#define page_to_virt(page) ((((page) - mem_map) << PAGE_SHIFT) + PAGE_OFFSET) -#define VALID_PAGE(page) ((page - mem_map) < max_mapnr) - -#define pfn_to_page(pfn) virt_to_page(pfn_to_virt(pfn)) -#define page_to_pfn(page) virt_to_pfn(page_to_virt(page)) -#define pfn_valid(pfn) ((pfn) < max_mapnr) - -#define virt_addr_valid(kaddr) (((void *)(kaddr) >= (void *)PAGE_OFFSET) && \ - ((void *)(kaddr) < (void *)memory_end)) - -#include <asm-generic/getorder.h> - -#endif /* __ASSEMBLY__ */ - -#endif /* _BLACKFIN_PAGE_H */ |