diff options
Diffstat (limited to 'include/asm-parisc/cacheflush.h')
-rw-r--r-- | include/asm-parisc/cacheflush.h | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/include/asm-parisc/cacheflush.h b/include/asm-parisc/cacheflush.h deleted file mode 100644 index b7ca6dc7fddc..000000000000 --- a/include/asm-parisc/cacheflush.h +++ /dev/null | |||
@@ -1,121 +0,0 @@ | |||
1 | #ifndef _PARISC_CACHEFLUSH_H | ||
2 | #define _PARISC_CACHEFLUSH_H | ||
3 | |||
4 | #include <linux/mm.h> | ||
5 | |||
6 | /* The usual comment is "Caches aren't brain-dead on the <architecture>". | ||
7 | * Unfortunately, that doesn't apply to PA-RISC. */ | ||
8 | |||
9 | /* Internal implementation */ | ||
10 | void flush_data_cache_local(void *); /* flushes local data-cache only */ | ||
11 | void flush_instruction_cache_local(void *); /* flushes local code-cache only */ | ||
12 | #ifdef CONFIG_SMP | ||
13 | void flush_data_cache(void); /* flushes data-cache only (all processors) */ | ||
14 | void flush_instruction_cache(void); /* flushes i-cache only (all processors) */ | ||
15 | #else | ||
16 | #define flush_data_cache() flush_data_cache_local(NULL) | ||
17 | #define flush_instruction_cache() flush_instruction_cache_local(NULL) | ||
18 | #endif | ||
19 | |||
20 | #define flush_cache_dup_mm(mm) flush_cache_mm(mm) | ||
21 | |||
22 | void flush_user_icache_range_asm(unsigned long, unsigned long); | ||
23 | void flush_kernel_icache_range_asm(unsigned long, unsigned long); | ||
24 | void flush_user_dcache_range_asm(unsigned long, unsigned long); | ||
25 | void flush_kernel_dcache_range_asm(unsigned long, unsigned long); | ||
26 | void flush_kernel_dcache_page_asm(void *); | ||
27 | void flush_kernel_icache_page(void *); | ||
28 | void flush_user_dcache_page(unsigned long); | ||
29 | void flush_user_icache_page(unsigned long); | ||
30 | void flush_user_dcache_range(unsigned long, unsigned long); | ||
31 | void flush_user_icache_range(unsigned long, unsigned long); | ||
32 | |||
33 | /* Cache flush operations */ | ||
34 | |||
35 | void flush_cache_all_local(void); | ||
36 | void flush_cache_all(void); | ||
37 | void flush_cache_mm(struct mm_struct *mm); | ||
38 | |||
39 | #define flush_kernel_dcache_range(start,size) \ | ||
40 | flush_kernel_dcache_range_asm((start), (start)+(size)); | ||
41 | |||
42 | #define flush_cache_vmap(start, end) flush_cache_all() | ||
43 | #define flush_cache_vunmap(start, end) flush_cache_all() | ||
44 | |||
45 | extern void flush_dcache_page(struct page *page); | ||
46 | |||
47 | #define flush_dcache_mmap_lock(mapping) \ | ||
48 | spin_lock_irq(&(mapping)->tree_lock) | ||
49 | #define flush_dcache_mmap_unlock(mapping) \ | ||
50 | spin_unlock_irq(&(mapping)->tree_lock) | ||
51 | |||
52 | #define flush_icache_page(vma,page) do { \ | ||
53 | flush_kernel_dcache_page(page); \ | ||
54 | flush_kernel_icache_page(page_address(page)); \ | ||
55 | } while (0) | ||
56 | |||
57 | #define flush_icache_range(s,e) do { \ | ||
58 | flush_kernel_dcache_range_asm(s,e); \ | ||
59 | flush_kernel_icache_range_asm(s,e); \ | ||
60 | } while (0) | ||
61 | |||
62 | #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ | ||
63 | do { \ | ||
64 | flush_cache_page(vma, vaddr, page_to_pfn(page)); \ | ||
65 | memcpy(dst, src, len); \ | ||
66 | flush_kernel_dcache_range_asm((unsigned long)dst, (unsigned long)dst + len); \ | ||
67 | } while (0) | ||
68 | |||
69 | #define copy_from_user_page(vma, page, vaddr, dst, src, len) \ | ||
70 | do { \ | ||
71 | flush_cache_page(vma, vaddr, page_to_pfn(page)); \ | ||
72 | memcpy(dst, src, len); \ | ||
73 | } while (0) | ||
74 | |||
75 | void flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, unsigned long pfn); | ||
76 | void flush_cache_range(struct vm_area_struct *vma, | ||
77 | unsigned long start, unsigned long end); | ||
78 | |||
79 | #define ARCH_HAS_FLUSH_ANON_PAGE | ||
80 | static inline void | ||
81 | flush_anon_page(struct vm_area_struct *vma, struct page *page, unsigned long vmaddr) | ||
82 | { | ||
83 | if (PageAnon(page)) | ||
84 | flush_user_dcache_page(vmaddr); | ||
85 | } | ||
86 | |||
87 | #define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE | ||
88 | void flush_kernel_dcache_page_addr(void *addr); | ||
89 | static inline void flush_kernel_dcache_page(struct page *page) | ||
90 | { | ||
91 | flush_kernel_dcache_page_addr(page_address(page)); | ||
92 | } | ||
93 | |||
94 | #ifdef CONFIG_DEBUG_RODATA | ||
95 | void mark_rodata_ro(void); | ||
96 | #endif | ||
97 | |||
98 | #ifdef CONFIG_PA8X00 | ||
99 | /* Only pa8800, pa8900 needs this */ | ||
100 | #define ARCH_HAS_KMAP | ||
101 | |||
102 | void kunmap_parisc(void *addr); | ||
103 | |||
104 | static inline void *kmap(struct page *page) | ||
105 | { | ||
106 | might_sleep(); | ||
107 | return page_address(page); | ||
108 | } | ||
109 | |||
110 | #define kunmap(page) kunmap_parisc(page_address(page)) | ||
111 | |||
112 | #define kmap_atomic(page, idx) page_address(page) | ||
113 | |||
114 | #define kunmap_atomic(addr, idx) kunmap_parisc(addr) | ||
115 | |||
116 | #define kmap_atomic_pfn(pfn, idx) page_address(pfn_to_page(pfn)) | ||
117 | #define kmap_atomic_to_page(ptr) virt_to_page(ptr) | ||
118 | #endif | ||
119 | |||
120 | #endif /* _PARISC_CACHEFLUSH_H */ | ||
121 | |||