summaryrefslogtreecommitdiff
path: root/arch/sh/mm/cache-sh2a.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/mm/cache-sh2a.c')
-rw-r--r--arch/sh/mm/cache-sh2a.c29
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;
}