[U-Boot] [PATCH 1/8] arm: make default implementation of cache_flush() weakly linked

Aneesh V
2010-12-22T11:54:51Z

make default implementation of cache_flush() weakly linked so that
sub-architectures can override it

Signed-off-by: Aneesh V <aneesh@ti.com>
---
arch/arm/lib/cache.c | 9 +++------
1 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/arm/lib/cache.c b/arch/arm/lib/cache.c
index 30686fe..275b6e1 100644
--- a/arch/arm/lib/cache.c
+++ b/arch/arm/lib/cache.c
@@ -25,7 +25,7 @@

#include <common.h>

-void flush_cache (unsigned long dummy1, unsigned long dummy2)
+void __flush_cache(unsigned long dummy1, unsigned long dummy2)
{
#if defined(CONFIG_OMAP2420) || defined(CONFIG_ARM1136)
void arm1136_cache_flush(void);
@@ -38,10 +38,7 @@ void flush_cache (unsigned long dummy1, unsigned long dummy2)
/* disable write buffer as well (page 2-22) */
asm("mcr p15, 0, %0, c7, c10, 4" : : "r" (0));
#endif
-#ifdef CONFIG_OMAP34XX
- void v7_flush_cache_all(void);
-
- v7_flush_cache_all();
-#endif
return;
}
+void flush_cache(unsigned long dummy1, unsigned long dummy2)
+ __attribute__((weak, alias("__flush_cache")));
--
1.7.0.4