From: Greg Ungerer <[email protected]> The cache push and clear code only need to flush the branch cache on the write-through cache setup of the ColdFire V4e with MMU enabled.
Signed-off-by: Greg Ungerer <[email protected]> --- arch/m68k/mm/memory.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c index 34c77ce..a5f51c8 100644 --- a/arch/m68k/mm/memory.c +++ b/arch/m68k/mm/memory.c @@ -203,6 +203,9 @@ static inline void pushcl040(unsigned long paddr) void cache_clear (unsigned long paddr, int len) { +#ifdef CONFIG_COLDFIRE + flush_cf_bcache(0, DCACHE_MAX_ADDR); +#else if (CPU_IS_040_OR_060) { int tmp; @@ -237,6 +240,7 @@ void cache_clear (unsigned long paddr, int len) if(mach_l2_flush) mach_l2_flush(0); #endif +#endif /* CONFIG_COLDFIRE */ } EXPORT_SYMBOL(cache_clear); @@ -250,6 +254,9 @@ EXPORT_SYMBOL(cache_clear); void cache_push (unsigned long paddr, int len) { +#ifdef CONFIG_COLDFIRE + flush_cf_bcache(0, DCACHE_MAX_ADDR); +#else if (CPU_IS_040_OR_060) { int tmp = PAGE_SIZE; @@ -290,6 +297,7 @@ void cache_push (unsigned long paddr, int len) if(mach_l2_flush) mach_l2_flush(1); #endif +#endif /* CONFIG_COLDFIRE */ } EXPORT_SYMBOL(cache_push); -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-m68k" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
