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 * include/asm-sh/cpu-sh4/cacheflush.h
 * Copyright (C) 1999 Niibe Yutaka
 * Copyright (C) 2003 Paul Mundt
 * 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.

 *  Caches are broken on SH-4 (unless we use write-through
 *  caching; in which case they're only semi-broken),
 *  so we need them.
void flush_cache_all(void);
void flush_dcache_all(void);
void flush_cache_mm(struct mm_struct *mm);
#define flush_cache_dup_mm(mm) flush_cache_mm(mm)
void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
                   unsigned long end);
void flush_cache_page(struct vm_area_struct *vma, unsigned long addr,
                  unsigned long pfn);
void flush_dcache_page(struct page *pg);

#define flush_dcache_mmap_lock(mapping)         do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)

void flush_icache_range(unsigned long start, unsigned long end);
void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
                       unsigned long addr, int len);

#define flush_icache_page(vma,pg)         do { } while (0)

/* Initialization of P3 area for copy_user_page */
void p3_cache_init(void);

#define PG_mapped PG_arch_1

#endif /* __ASM_CPU_SH4_CACHEFLUSH_H */

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