blob: 01af2de27c5bcf59eceaf758e27253fc303937f4 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#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)
Ralf Baechleec8c0442006-12-12 17:14:57 +000012#define flush_cache_dup_mm(mm) do { } while (0)
Linus Torvalds1da177e2005-04-16 15:20:36 -070013#define flush_cache_range(vma, start, end) do { } while (0)
14#define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
15#define flush_dcache_page(page) do { } while (0)
16#define flush_dcache_mmap_lock(mapping) do { } while (0)
17#define flush_dcache_mmap_unlock(mapping) do { } while (0)
18#define flush_icache_range(start, end) do { } while (0)
19#define flush_icache_page(vma,pg) do { } while (0)
20#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
21#define flush_cache_vmap(start, end) do { } while (0)
22#define flush_cache_vunmap(start, end) do { } while (0)
23
24#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
25 memcpy(dst, src, len)
26#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
27 memcpy(dst, src, len)
28
29void global_flush_tlb(void);
30int change_page_attr(struct page *page, int numpages, pgprot_t prot);
31
32#endif /* _CRIS_CACHEFLUSH_H */