Viewing file:  cacheflush.h (1.54 KB) -rw-r--r--
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#ifndef __ASM_SH64_CACHEFLUSH_H
#define __ASM_SH64_CACHEFLUSH_H
#ifndef __ASSEMBLY__
#include <asm/page.h>
struct vm_area_struct;
struct page;
struct mm_struct;
extern void flush_cache_all(void);
extern void flush_cache_mm(struct mm_struct *mm);
extern void flush_cache_sigtramp(unsigned long start, unsigned long end);
extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start,
unsigned long end);
extern void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn);
extern void flush_dcache_page(struct page *pg);
extern void flush_icache_range(unsigned long start, unsigned long end);
extern void flush_icache_user_range(struct vm_area_struct *vma,
struct page *page, unsigned long addr,
int len);
#define flush_cache_dup_mm(mm) flush_cache_mm(mm)
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
#define flush_cache_vmap(start, end) flush_cache_all()
#define flush_cache_vunmap(start, end) flush_cache_all()
#define flush_icache_page(vma, page) do { } while (0)
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
do { \
flush_cache_page(vma, vaddr, page_to_pfn(page));\
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) \
do { \
flush_cache_page(vma, vaddr, page_to_pfn(page));\
memcpy(dst, src, len); \
} while (0)
#endif /* __ASSEMBLY__ */
#endif /* __ASM_SH64_CACHEFLUSH_H */
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