Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #ifndef _CRIS_CACHEFLUSH_H |
2 | #define _CRIS_CACHEFLUSH_H | |
3 | ||
4 | /* Keep includes the same across arches. */ | |
5 | #include <linux/mm.h> | |
6 | ||
7 | /* The cache doesn't need to be flushed when TLB entries change because | |
8 | * the cache is mapped to physical memory, not virtual memory | |
9 | */ | |
10 | #define flush_cache_all() do { } while (0) | |
11 | #define flush_cache_mm(mm) do { } while (0) | |
12 | #define flush_cache_range(vma, start, end) do { } while (0) | |
13 | #define flush_cache_page(vma, vmaddr, pfn) do { } while (0) | |
14 | #define flush_dcache_page(page) do { } while (0) | |
15 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | |
16 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | |
17 | #define flush_icache_range(start, end) do { } while (0) | |
18 | #define flush_icache_page(vma,pg) do { } while (0) | |
19 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) | |
20 | #define flush_cache_vmap(start, end) do { } while (0) | |
21 | #define flush_cache_vunmap(start, end) do { } while (0) | |
22 | ||
23 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ | |
24 | memcpy(dst, src, len) | |
25 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ | |
26 | memcpy(dst, src, len) | |
27 | ||
28 | void global_flush_tlb(void); | |
29 | int change_page_attr(struct page *page, int numpages, pgprot_t prot); | |
30 | ||
31 | #endif /* _CRIS_CACHEFLUSH_H */ |