Re: [Minios-devel] [UNIKRAFT PATCHv7 07/23] plat/common: Use correct dsb operation flag for Arm64

[Sharan Santhanam <sharan.santhanam@xxxxxxxxx>]

Hello Jia He,

This patch seems fine.

Thanks & Regards
Sharan

On 3/1/19 3:54 PM, Jia He wrote:
> From: Wei Chen <wei.chen@xxxxxxx>
> Before MMU turn on, the DSB operation only need to apply out
> to the point of unification.
>
> Signed-off-by: Wei Chen <wei.chen@xxxxxxx>
> Signed-off-by: Jia He <justin.he@xxxxxxx>
> Reviewed-by: Sharan Santhanam <sharan.santhanam@xxxxxxxxx>
> ---
>   plat/common/arm/cache64.S | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/plat/common/arm/cache64.S b/plat/common/arm/cache64.S
> index 9962d71..bada417 100644
> --- a/plat/common/arm/cache64.S
> +++ b/plat/common/arm/cache64.S
> @@ -58,7 +58,7 @@ ENTRY(clean_and_invalidate_dcache_range)
>   1:
>         /* clean and invalidate D cache by D cache line size */
>         dc      civac, x0
> -       dsb     ish
> +       dsb     nsh
>   
>   	/* Move to next line and reduce the size */
>         add     x0, x0, x3
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