Re: [U-Boot] [PATCH 1/2] net: sh_eth: add cache handling

Dear Yoshihiro Shimoda,

In message 4D33C0DA.4000701@renesas.com you wrote:

Some CPU needs cache handling. So this patch add the config of CONFIG_SH_ETHER_CACHE_WRITEBACK, and it calls wback function.

Signed-off-by: Yoshihiro Shimoda yoshihiro.shimoda.uh@renesas.com

drivers/net/sh_eth.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index 86cc324..53d918d 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -36,6 +36,12 @@ #ifndef CONFIG_SH_ETHER_PHY_ADDR # error "Please define CONFIG_SH_ETHER_PHY_ADDR" #endif +#ifdef CONFIG_SH_ETHER_CACHE_WRITEBACK +#define flush_cache_wback(addr, len) \

• 	dcache_wback_range((u32)addr, (u32)(addr + len - 1))
  

+#else +#define flush_cache_wback(...) +#endif

New config options must be documented in the README.

Best regards,

Wolfgang Denk