diff options
Diffstat (limited to 'arch/sh/mm/cache-sh2a.c')
-rw-r--r-- | arch/sh/mm/cache-sh2a.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/arch/sh/mm/cache-sh2a.c b/arch/sh/mm/cache-sh2a.c index 24d86a794065..d783361e3f0a 100644 --- a/arch/sh/mm/cache-sh2a.c +++ b/arch/sh/mm/cache-sh2a.c @@ -15,7 +15,7 @@ #include <asm/cacheflush.h> #include <asm/io.h> -void __flush_wback_region(void *start, int size) +static void sh2a__flush_wback_region(void *start, int size) { unsigned long v; unsigned long begin, end; @@ -44,7 +44,7 @@ void __flush_wback_region(void *start, int size) local_irq_restore(flags); } -void __flush_purge_region(void *start, int size) +static void sh2a__flush_purge_region(void *start, int size) { unsigned long v; unsigned long begin, end; @@ -65,7 +65,7 @@ void __flush_purge_region(void *start, int size) local_irq_restore(flags); } -void __flush_invalidate_region(void *start, int size) +static void sh2a__flush_invalidate_region(void *start, int size) { unsigned long v; unsigned long begin, end; @@ -97,15 +97,15 @@ void __flush_invalidate_region(void *start, int size) } /* WBack O-Cache and flush I-Cache */ -void flush_icache_range(unsigned long start, unsigned long end) +static void sh2a_flush_icache_range(void *args) { + struct flusher_data *data = args; + unsigned long start, end; unsigned long v; - unsigned long flags; - start = start & ~(L1_CACHE_BYTES-1); - end = (end + L1_CACHE_BYTES-1) & ~(L1_CACHE_BYTES-1); + start = data->addr1 & ~(L1_CACHE_BYTES-1); + end = (data->addr2 + L1_CACHE_BYTES-1) & ~(L1_CACHE_BYTES-1); - local_irq_save(flags); jump_to_uncached(); for (v = start; v < end; v+=L1_CACHE_BYTES) { @@ -120,10 +120,17 @@ void flush_icache_range(unsigned long start, unsigned long end) } } /* I-Cache invalidate */ - ctrl_outl(addr, - CACHE_IC_ADDRESS_ARRAY | addr | 0x00000008); + ctrl_outl(addr, CACHE_IC_ADDRESS_ARRAY | addr | 0x00000008); } back_to_cached(); - local_irq_restore(flags); +} + +void __init sh2a_cache_init(void) +{ + local_flush_icache_range = sh2a_flush_icache_range; + + __flush_wback_region = sh2a__flush_wback_region; + __flush_purge_region = sh2a__flush_purge_region; + __flush_invalidate_region = sh2a__flush_invalidate_region; } |