[PATCH 5/7] powerpc: Implement a default flush_dcache_all

Implement a weak default version of flush_dcache_all which is based on the ARM default, which is to flush the entire range via flush_dcache_range(...).

Signed-off-by: Tom Rini trini@konsulko.com --- arch/powerpc/lib/cache.c | 9 +++++++++ 1 file changed, 9 insertions(+)

diff --git a/arch/powerpc/lib/cache.c b/arch/powerpc/lib/cache.c index e480b2696494..130318d745aa 100644 --- a/arch/powerpc/lib/cache.c +++ b/arch/powerpc/lib/cache.c @@ -43,3 +43,12 @@ void flush_cache(ulong start_addr, ulong size) /* flush prefetch queue */ asm volatile("isync" : : : "memory"); } + +/* + * Default implementation: + * do a range flush for the entire range + */ +void flush_dcache_all(void) +{ + flush_dcache_range(0, ~0); +}