diff options
Diffstat (limited to 'arch/arm/mm')
| -rw-r--r-- | arch/arm/mm/cache-v6.S | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/mm/cache-v6.S b/arch/arm/mm/cache-v6.S index 85c10a71e7c6..72966d90e956 100644 --- a/arch/arm/mm/cache-v6.S +++ b/arch/arm/mm/cache-v6.S | |||
| @@ -18,6 +18,7 @@ | |||
| 18 | #define HARVARD_CACHE | 18 | #define HARVARD_CACHE |
| 19 | #define CACHE_LINE_SIZE 32 | 19 | #define CACHE_LINE_SIZE 32 |
| 20 | #define D_CACHE_LINE_SIZE 32 | 20 | #define D_CACHE_LINE_SIZE 32 |
| 21 | #define BTB_FLUSH_SIZE 8 | ||
| 21 | 22 | ||
| 22 | /* | 23 | /* |
| 23 | * v6_flush_cache_all() | 24 | * v6_flush_cache_all() |
| @@ -98,7 +99,13 @@ ENTRY(v6_coherent_user_range) | |||
| 98 | mcr p15, 0, r0, c7, c5, 1 @ invalidate I line | 99 | mcr p15, 0, r0, c7, c5, 1 @ invalidate I line |
| 99 | #endif | 100 | #endif |
| 100 | mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry | 101 | mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry |
| 101 | add r0, r0, #CACHE_LINE_SIZE | 102 | add r0, r0, #BTB_FLUSH_SIZE |
| 103 | mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry | ||
| 104 | add r0, r0, #BTB_FLUSH_SIZE | ||
| 105 | mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry | ||
| 106 | add r0, r0, #BTB_FLUSH_SIZE | ||
| 107 | mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry | ||
| 108 | add r0, r0, #BTB_FLUSH_SIZE | ||
| 102 | cmp r0, r1 | 109 | cmp r0, r1 |
| 103 | blo 1b | 110 | blo 1b |
| 104 | #ifdef HARVARD_CACHE | 111 | #ifdef HARVARD_CACHE |