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| author | Dave Kleikamp <shaggy@austin.ibm.com> | 2006-03-14 17:05:45 -0600 |
|---|---|---|
| committer | Dave Kleikamp <shaggy@austin.ibm.com> | 2006-03-14 17:05:45 -0600 |
| commit | c5111f504d2a9b0d258d7c4752b4093523315989 (patch) | |
| tree | 6a52864aff79691689aea21cb0cb928327d5de5b /arch/arm/mm/cache-v6.S | |
| parent | 69eb66d7da7dba2696281981347698e1693c2340 (diff) | |
| parent | a488edc914aa1d766a4e2c982b5ae03d5657ec1b (diff) | |
Merge with /home/shaggy/git/linus-clean/
Diffstat (limited to 'arch/arm/mm/cache-v6.S')
| -rw-r--r-- | arch/arm/mm/cache-v6.S | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/arch/arm/mm/cache-v6.S b/arch/arm/mm/cache-v6.S index 72966d90e95..2c6c2a7c05a 100644 --- a/arch/arm/mm/cache-v6.S +++ b/arch/arm/mm/cache-v6.S @@ -92,25 +92,20 @@ ENTRY(v6_coherent_kern_range) * - the Icache does not read data from the write buffer */ ENTRY(v6_coherent_user_range) - bic r0, r0, #CACHE_LINE_SIZE - 1 -1: + #ifdef HARVARD_CACHE - mcr p15, 0, r0, c7, c10, 1 @ clean D line - mcr p15, 0, r0, c7, c5, 1 @ invalidate I line -#endif - mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry - add r0, r0, #BTB_FLUSH_SIZE - mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry - add r0, r0, #BTB_FLUSH_SIZE - mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry - add r0, r0, #BTB_FLUSH_SIZE - mcr p15, 0, r0, c7, c5, 7 @ invalidate BTB entry - add r0, r0, #BTB_FLUSH_SIZE + bic r0, r0, #CACHE_LINE_SIZE - 1 +1: mcr p15, 0, r0, c7, c10, 1 @ clean D line + add r0, r0, #CACHE_LINE_SIZE cmp r0, r1 blo 1b -#ifdef HARVARD_CACHE +#endif mov r0, #0 +#ifdef HARVARD_CACHE mcr p15, 0, r0, c7, c10, 4 @ drain write buffer + mcr p15, 0, r0, c7, c5, 0 @ I+BTB cache invalidate +#else + mcr p15, 0, r0, c7, c5, 6 @ invalidate BTB #endif mov pc, lr |