diff options
author | merge <null@invalid> | 2009-01-22 13:55:32 +0000 |
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committer | Andy Green <agreen@octopus.localdomain> | 2009-01-22 13:55:32 +0000 |
commit | aa6f5ffbdba45aa8e19e5048648fc6c7b25376d3 (patch) | |
tree | fbb786d0ac6f8a774fd834e9ce951197e60fbffa /include/asm-xtensa/cacheflush.h | |
parent | f2d78193eae5dccd3d588d2c8ea0866efc368332 (diff) |
MERGE-via-pending-tracking-hist-MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141
pending-tracking-hist top was MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040-1232632141 / fdf777a63bcb59e0dfd78bfe2c6242e01f6d4eb9 ... parent commitmessage:
From: merge <null@invalid>
MERGE-via-stable-tracking-hist-MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040
stable-tracking-hist top was MERGE-via-mokopatches-tracking-fix-stray-endmenu-patch-1232632040 / 90463bfd2d5a3c8b52f6e6d71024a00e052b0ced ... parent commitmessage:
From: merge <null@invalid>
MERGE-via-mokopatches-tracking-hist-fix-stray-endmenu-patch
mokopatches-tracking-hist top was fix-stray-endmenu-patch / 3630e0be570de8057e7f8d2fe501ed353cdf34e6 ... parent commitmessage:
From: Andy Green <andy@openmoko.com>
fix-stray-endmenu.patch
Signed-off-by: Andy Green <andy@openmoko.com>
Diffstat (limited to 'include/asm-xtensa/cacheflush.h')
-rw-r--r-- | include/asm-xtensa/cacheflush.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/include/asm-xtensa/cacheflush.h b/include/asm-xtensa/cacheflush.h deleted file mode 100644 index 94c4c53a099..00000000000 --- a/include/asm-xtensa/cacheflush.h +++ /dev/null @@ -1,155 +0,0 @@ -/* - * include/asm-xtensa/cacheflush.h - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * (C) 2001 - 2007 Tensilica Inc. - */ - -#ifndef _XTENSA_CACHEFLUSH_H -#define _XTENSA_CACHEFLUSH_H - -#ifdef __KERNEL__ - -#include <linux/mm.h> -#include <asm/processor.h> -#include <asm/page.h> - -/* - * Lo-level routines for cache flushing. - * - * invalidate data or instruction cache: - * - * __invalidate_icache_all() - * __invalidate_icache_page(adr) - * __invalidate_dcache_page(adr) - * __invalidate_icache_range(from,size) - * __invalidate_dcache_range(from,size) - * - * flush data cache: - * - * __flush_dcache_page(adr) - * - * flush and invalidate data cache: - * - * __flush_invalidate_dcache_all() - * __flush_invalidate_dcache_page(adr) - * __flush_invalidate_dcache_range(from,size) - * - * specials for cache aliasing: - * - * __flush_invalidate_dcache_page_alias(vaddr,paddr) - * __invalidate_icache_page_alias(vaddr,paddr) - */ - -extern void __invalidate_dcache_all(void); -extern void __invalidate_icache_all(void); -extern void __invalidate_dcache_page(unsigned long); -extern void __invalidate_icache_page(unsigned long); -extern void __invalidate_icache_range(unsigned long, unsigned long); -extern void __invalidate_dcache_range(unsigned long, unsigned long); - - -#if XCHAL_DCACHE_IS_WRITEBACK -extern void __flush_invalidate_dcache_all(void); -extern void __flush_dcache_page(unsigned long); -extern void __flush_dcache_range(unsigned long, unsigned long); -extern void __flush_invalidate_dcache_page(unsigned long); -extern void __flush_invalidate_dcache_range(unsigned long, unsigned long); -#else -# define __flush_dcache_range(p,s) do { } while(0) -# define __flush_dcache_page(p) do { } while(0) -# define __flush_invalidate_dcache_page(p) __invalidate_dcache_page(p) -# define __flush_invalidate_dcache_range(p,s) __invalidate_dcache_range(p,s) -#endif - -#if (DCACHE_WAY_SIZE > PAGE_SIZE) -extern void __flush_invalidate_dcache_page_alias(unsigned long, unsigned long); -#endif -#if (ICACHE_WAY_SIZE > PAGE_SIZE) -extern void __invalidate_icache_page_alias(unsigned long, unsigned long); -#else -# define __invalidate_icache_page_alias(v,p) do { } while(0) -#endif - -/* - * We have physically tagged caches - nothing to do here - - * unless we have cache aliasing. - * - * Pages can get remapped. Because this might change the 'color' of that page, - * we have to flush the cache before the PTE is changed. - * (see also Documentation/cachetlb.txt) - */ - -#if (DCACHE_WAY_SIZE > PAGE_SIZE) - -#define flush_cache_all() \ - do { \ - __flush_invalidate_dcache_all(); \ - __invalidate_icache_all(); \ - } while (0) - -#define flush_cache_mm(mm) flush_cache_all() -#define flush_cache_dup_mm(mm) flush_cache_mm(mm) - -#define flush_cache_vmap(start,end) flush_cache_all() -#define flush_cache_vunmap(start,end) flush_cache_all() - -extern void flush_dcache_page(struct page*); -extern void flush_cache_range(struct vm_area_struct*, ulong, ulong); -extern void flush_cache_page(struct vm_area_struct*, unsigned long, unsigned long); - -#else - -#define flush_cache_all() do { } while (0) -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_dup_mm(mm) do { } while (0) - -#define flush_cache_vmap(start,end) do { } while (0) -#define flush_cache_vunmap(start,end) do { } while (0) - -#define flush_dcache_page(page) do { } while (0) - -#define flush_cache_page(vma,addr,pfn) do { } while (0) -#define flush_cache_range(vma,start,end) do { } while (0) - -#endif - -/* Ensure consistency between data and instruction cache. */ -#define flush_icache_range(start,end) \ - do { \ - __flush_dcache_range(start, (end) - (start)); \ - __invalidate_icache_range(start,(end) - (start)); \ - } while (0) - -/* This is not required, see Documentation/cachetlb.txt */ -#define flush_icache_page(vma,page) do { } while (0) - -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) - -#if (DCACHE_WAY_SIZE > PAGE_SIZE) - -extern void copy_to_user_page(struct vm_area_struct*, struct page*, - unsigned long, void*, const void*, unsigned long); -extern void copy_from_user_page(struct vm_area_struct*, struct page*, - unsigned long, void*, const void*, unsigned long); - -#else - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ - do { \ - memcpy(dst, src, len); \ - __flush_dcache_range((unsigned long) dst, len); \ - __invalidate_icache_range((unsigned long) dst, len); \ - } while (0) - -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) - -#endif - -#endif /* __KERNEL__ */ -#endif /* _XTENSA_CACHEFLUSH_H */ |