diff options
Diffstat (limited to 'include/asm-sh/cpu-sh3/cacheflush.h')
-rw-r--r-- | include/asm-sh/cpu-sh3/cacheflush.h | 52 |
1 files changed, 16 insertions, 36 deletions
diff --git a/include/asm-sh/cpu-sh3/cacheflush.h b/include/asm-sh/cpu-sh3/cacheflush.h index f51aed00c68f..03fde97a7fd0 100644 --- a/include/asm-sh/cpu-sh3/cacheflush.h +++ b/include/asm-sh/cpu-sh3/cacheflush.h | |||
@@ -10,7 +10,7 @@ | |||
10 | #ifndef __ASM_CPU_SH3_CACHEFLUSH_H | 10 | #ifndef __ASM_CPU_SH3_CACHEFLUSH_H |
11 | #define __ASM_CPU_SH3_CACHEFLUSH_H | 11 | #define __ASM_CPU_SH3_CACHEFLUSH_H |
12 | 12 | ||
13 | /* | 13 | /* |
14 | * Cache flushing: | 14 | * Cache flushing: |
15 | * | 15 | * |
16 | * - flush_cache_all() flushes entire cache | 16 | * - flush_cache_all() flushes entire cache |
@@ -35,53 +35,33 @@ | |||
35 | /* 32KB cache, 4kb PAGE sizes need to check bit 12 */ | 35 | /* 32KB cache, 4kb PAGE sizes need to check bit 12 */ |
36 | #define CACHE_ALIAS 0x00001000 | 36 | #define CACHE_ALIAS 0x00001000 |
37 | 37 | ||
38 | struct page; | ||
39 | struct mm_struct; | ||
40 | struct vm_area_struct; | ||
41 | |||
42 | extern void flush_cache_all(void); | ||
43 | extern void flush_cache_mm(struct mm_struct *mm); | ||
44 | extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start, | ||
45 | unsigned long end); | ||
46 | extern void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn); | ||
47 | extern void flush_dcache_page(struct page *pg); | ||
48 | extern void flush_icache_range(unsigned long start, unsigned long end); | ||
49 | extern void flush_icache_page(struct vm_area_struct *vma, struct page *page); | ||
50 | |||
51 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | ||
52 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | ||
53 | |||
54 | /* SH3 has unified cache so no special action needed here */ | ||
55 | #define flush_cache_sigtramp(vaddr) do { } while (0) | ||
56 | #define flush_page_to_ram(page) do { } while (0) | ||
57 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) | ||
58 | |||
59 | #define p3_cache_init() do { } while (0) | ||
60 | |||
61 | #define PG_mapped PG_arch_1 | 38 | #define PG_mapped PG_arch_1 |
62 | 39 | ||
63 | /* We provide our own get_unmapped_area to avoid cache alias issue */ | 40 | void flush_cache_all(void); |
64 | #define HAVE_ARCH_UNMAPPED_AREA | 41 | void flush_cache_mm(struct mm_struct *mm); |
65 | 42 | void flush_cache_range(struct vm_area_struct *vma, unsigned long start, | |
43 | unsigned long end); | ||
44 | void flush_cache_page(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn); | ||
45 | void flush_dcache_page(struct page *pg); | ||
46 | void flush_icache_range(unsigned long start, unsigned long end); | ||
47 | void flush_icache_page(struct vm_area_struct *vma, struct page *page); | ||
66 | #else | 48 | #else |
67 | |||
68 | #define flush_cache_all() do { } while (0) | 49 | #define flush_cache_all() do { } while (0) |
69 | #define flush_cache_mm(mm) do { } while (0) | 50 | #define flush_cache_mm(mm) do { } while (0) |
70 | #define flush_cache_range(vma, start, end) do { } while (0) | 51 | #define flush_cache_range(vma, start, end) do { } while (0) |
71 | #define flush_cache_page(vma, vmaddr, pfn) do { } while (0) | 52 | #define flush_cache_page(vma, vmaddr, pfn) do { } while (0) |
72 | #define flush_dcache_page(page) do { } while (0) | 53 | #define flush_dcache_page(page) do { } while (0) |
73 | #define flush_dcache_mmap_lock(mapping) do { } while (0) | ||
74 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | ||
75 | #define flush_icache_range(start, end) do { } while (0) | 54 | #define flush_icache_range(start, end) do { } while (0) |
76 | #define flush_icache_page(vma,pg) do { } while (0) | 55 | #define flush_icache_page(vma,pg) do { } while (0) |
77 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) | 56 | #endif |
78 | #define flush_cache_sigtramp(vaddr) do { } while (0) | ||
79 | 57 | ||
80 | #define p3_cache_init() do { } while (0) | 58 | #define flush_dcache_mmap_lock(mapping) do { } while (0) |
59 | #define flush_dcache_mmap_unlock(mapping) do { } while (0) | ||
81 | 60 | ||
82 | #define HAVE_ARCH_UNMAPPED_AREA | 61 | /* SH3 has unified cache so no special action needed here */ |
62 | #define flush_cache_sigtramp(vaddr) do { } while (0) | ||
63 | #define flush_icache_user_range(vma,pg,adr,len) do { } while (0) | ||
83 | 64 | ||
84 | #endif | 65 | #define p3_cache_init() do { } while (0) |
85 | 66 | ||
86 | #endif /* __ASM_CPU_SH3_CACHEFLUSH_H */ | 67 | #endif /* __ASM_CPU_SH3_CACHEFLUSH_H */ |
87 | |||