| 1 | #ifndef __ASM_SH_CACHEFLUSH_H
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| 2 | #define __ASM_SH_CACHEFLUSH_H
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| 3 | #ifdef __KERNEL__
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| 4 |
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| 5 | #include <linux/mm.h>
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| 6 | #include <asm/cpu/cacheflush.h>
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| 7 |
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| 8 |
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| 9 | extern void __flush_wback_region(void *start, int size);
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| 10 |
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| 11 | extern void __flush_purge_region(void *start, int size);
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| 12 |
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| 13 | extern void __flush_invalidate_region(void *start, int size);
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| 14 |
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| 15 | #define flush_cache_vmap(start, end) flush_cache_all()
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| 16 | #define flush_cache_vunmap(start, end) flush_cache_all()
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| 17 |
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| 18 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \
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| 19 | do { \
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| 20 | flush_cache_page(vma, vaddr, page_to_pfn(page));\
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| 21 | memcpy(dst, src, len); \
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| 22 | flush_icache_user_range(vma, page, vaddr, len); \
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| 23 | } while (0)
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| 24 |
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| 25 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \
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| 26 | do { \
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| 27 | flush_cache_page(vma, vaddr, page_to_pfn(page));\
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| 28 | memcpy(dst, src, len); \
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| 29 | } while (0)
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| 30 |
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| 31 | #define HAVE_ARCH_UNMAPPED_AREA
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| 32 |
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| 33 | #endif
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| 34 | #endif
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