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f5e706ad SR |
1 | #ifndef _SPARC_CACHEFLUSH_H |
2 | #define _SPARC_CACHEFLUSH_H | |
3 | ||
5d83d666 DM |
4 | #include <asm/cachetlb_32.h> |
5 | ||
6 | #define flush_cache_all() \ | |
7 | sparc32_cachetlb_ops->cache_all() | |
8 | #define flush_cache_mm(mm) \ | |
9 | sparc32_cachetlb_ops->cache_mm(mm) | |
10 | #define flush_cache_dup_mm(mm) \ | |
11 | sparc32_cachetlb_ops->cache_mm(mm) | |
12 | #define flush_cache_range(vma,start,end) \ | |
13 | sparc32_cachetlb_ops->cache_range(vma, start, end) | |
14 | #define flush_cache_page(vma,addr,pfn) \ | |
15 | sparc32_cachetlb_ops->cache_page(vma, addr) | |
f5e706ad SR |
16 | #define flush_icache_range(start, end) do { } while (0) |
17 | #define flush_icache_page(vma, pg) do { } while (0) | |
18 | ||
19 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) | |
20 | ||
21 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ | |
22 | do { \ | |
23 | flush_cache_page(vma, vaddr, page_to_pfn(page));\ | |
24 | memcpy(dst, src, len); \ | |
25 | } while (0) | |
26 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ | |
27 | do { \ | |
28 | flush_cache_page(vma, vaddr, page_to_pfn(page));\ | |
29 | memcpy(dst, src, len); \ | |
30 | } while (0) | |
31 | ||
5d83d666 DM |
32 | #define __flush_page_to_ram(addr) \ |
33 | sparc32_cachetlb_ops->page_to_ram(addr) | |
34 | #define flush_sig_insns(mm,insn_addr) \ | |
35 | sparc32_cachetlb_ops->sig_insns(mm, insn_addr) | |
36 | #define flush_page_for_dma(addr) \ | |
37 | sparc32_cachetlb_ops->page_for_dma(addr) | |
f5e706ad | 38 | |
f05a6865 | 39 | void sparc_flush_page_to_ram(struct page *page); |
f5e706ad | 40 | |
2d4dc890 | 41 | #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 |
f5e706ad SR |
42 | #define flush_dcache_page(page) sparc_flush_page_to_ram(page) |
43 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | |
44 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | |
45 | ||
46 | #define flush_cache_vmap(start, end) flush_cache_all() | |
47 | #define flush_cache_vunmap(start, end) flush_cache_all() | |
48 | ||
d550bbd4 DH |
49 | /* When a context switch happens we must flush all user windows so that |
50 | * the windows of the current process are flushed onto its stack. This | |
51 | * way the windows are all clean for the next process and the stack | |
52 | * frames are up to date. | |
53 | */ | |
f05a6865 SR |
54 | void flush_user_windows(void); |
55 | void kill_user_windows(void); | |
56 | void flushw_all(void); | |
d550bbd4 | 57 | |
f5e706ad | 58 | #endif /* _SPARC_CACHEFLUSH_H */ |