[U-Boot] [PATCH] MIPS: Implement ethernet halt for au1x00
Shinya Kuribayashi
skuribay at pobox.com
Sun May 3 03:20:53 CEST 2009
Thomas Lange wrote:
> Implement ethernet halt() by putting MAC0 in reset.
> If we do not do this, we will get memory corruption
> when ethernet frames are received during early OS boot.
>
> Signed-off-by: Thomas Lange <thomas at corelatus.se>
> ---
> cpu/mips/au1x00_eth.c | 4 ++++
> 1 files changed, 4 insertions(+), 0 deletions(-)
>
> diff --git a/cpu/mips/au1x00_eth.c b/cpu/mips/au1x00_eth.c
> index 6272a3a..5074997 100644
> --- a/cpu/mips/au1x00_eth.c
> +++ b/cpu/mips/au1x00_eth.c
> @@ -276,6 +276,10 @@ static int au1x00_init(struct eth_device* dev, bd_t * bd){
> }
>
> static void au1x00_halt(struct eth_device* dev){
> + volatile u32 *macen = (volatile u32*)MAC0_ENABLE;
> +
> + /* Put MAC0 in reset */
> + *macen = 0;
> }
>
> int au1x00_enet_initialize(bd_t *bis){
Acked-by: Shinya Kuribayashi <skuribay at pobox.com>
Wolfgang-san,
could you please pick up this patch directly? Thanks,
Shinya
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