sh: Convert SH-2A to new cacheflush interface.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
git-mirror · Aug 15, 2009 · a58e1a2 · a58e1a2
1 parent 109b44a
commit a58e1a2
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Showing 3 changed files with 19 additions and 34 deletions.
diff --git a/arch/sh/include/cpu-sh2a/cpu/cacheflush.h b/arch/sh/include/cpu-sh2a/cpu/cacheflush.h
diff --git 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;
@@ -97,7 +97,7 @@ 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(unsigned long start, unsigned long end)
 {
 	unsigned long v;
 	unsigned long flags;
@@ -127,3 +127,12 @@ void flush_icache_range(unsigned long start, unsigned long end)
 	back_to_cached();
 	local_irq_restore(flags);
 }
+
+void __init sh2a_cache_init(void)
+{
+	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;
+}
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
@@ -250,6 +250,12 @@ void __init cpu_cache_init(void)
 		sh2_cache_init();
 	}
 
+	if (boot_cpu_data.family == CPU_FAMILY_SH2A) {
+		extern void __weak sh2a_cache_init(void);
+
+		sh2a_cache_init();
+	}
+
 	if ((boot_cpu_data.family == CPU_FAMILY_SH4) ||
 	    (boot_cpu_data.family == CPU_FAMILY_SH4A) ||
 	    (boot_cpu_data.family == CPU_FAMILY_SH4AL_DSP)) {