[U-Boot] [PATCH 3/3] nios2: fix cached mode in clearing the BSS

Thomas Chou thomas at wytron.com.tw
Fri Nov 6 02:29:40 CET 2015



On 2015年11月03日 14:20, Thomas Chou wrote:
> As the generic board runs in cached mode, it should not use
> "stwio" which bypass the cache.
>
> Signed-off-by: Thomas Chou <thomas at wytron.com.tw>
> ---
>   arch/nios2/cpu/start.S | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>

Applied to u-boot-nios.

> diff --git a/arch/nios2/cpu/start.S b/arch/nios2/cpu/start.S
> index bb86bbf..54787c5 100644
> --- a/arch/nios2/cpu/start.S
> +++ b/arch/nios2/cpu/start.S
> @@ -158,7 +158,7 @@ relocate_code:
>   	ori	r6, r6, %lo(__bss_end)
>   	beq	r5, r6, 5f
>
> -4:	stwio	r0, 0(r5)
> +4:	stw	r0, 0(r5)
>   	addi	r5, r5, 4
>   	bne	r5, r6, 4b
>   5:
>


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