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authorMike Frysinger <vapier@gentoo.org>2009-06-13 11:39:55 -0400
committerMike Frysinger <vapier@gentoo.org>2009-06-18 21:42:30 -0400
commiteec511d75edd5139ea6de537f6908085b171e7a0 (patch)
treedef6f4eea6e25d4fd48a6b0a09d1738552a5ee71 /arch/blackfin/include/asm/page.h
parent0f652859571b3f750c01c9d7c27938d3159ca96d (diff)
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.h85
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 */