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Diffstat (limited to 'include/asm-ppc/cacheflush.h')
-rw-r--r-- | include/asm-ppc/cacheflush.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/include/asm-ppc/cacheflush.h b/include/asm-ppc/cacheflush.h deleted file mode 100644 index 6a243efb3317..000000000000 --- a/include/asm-ppc/cacheflush.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * include/asm-ppc/cacheflush.h - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ -#ifdef __KERNEL__ -#ifndef _PPC_CACHEFLUSH_H -#define _PPC_CACHEFLUSH_H - -#include <linux/mm.h> - -/* - * No cache flushing is required when address mappings are - * changed, because the caches on PowerPCs are physically - * addressed. -- paulus - * Also, when SMP we use the coherency (M) bit of the - * BATs and PTEs. -- Cort - */ -#define flush_cache_all() do { } while (0) -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_range(vma, a, b) do { } while (0) -#define flush_cache_page(vma, p, pfn) do { } while (0) -#define flush_icache_page(vma, page) do { } while (0) -#define flush_cache_vmap(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) do { } while (0) - -extern void flush_dcache_page(struct page *page); -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) - -extern void flush_icache_range(unsigned long, unsigned long); -extern void flush_icache_user_range(struct vm_area_struct *vma, - struct page *page, unsigned long addr, int len); - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ -do { memcpy(dst, src, len); \ - flush_icache_user_range(vma, page, vaddr, len); \ -} while (0) -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) - -extern void __flush_dcache_icache(void *page_va); -extern void __flush_dcache_icache_phys(unsigned long physaddr); -extern void flush_dcache_icache_page(struct page *page); -#endif /* _PPC_CACHEFLUSH_H */ -#endif /* __KERNEL__ */ |