Re: [Xen-devel] [PATCH] arm: map DTB as outer- rather than inner-shareable.

[David Vrabel <david.vrabel@xxxxxxxxxx>]

On 15/03/12 12:13, Ian Campbell wrote:
> This is consistent with how we map Xen which is important if they happen to be
> in the same 2MB super page (which they generally are)

Not sure why I made this different.

Acked-by: David Vrabel <david.vrabel@xxxxxxxxxx>

> 
> Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
> ---
>  xen/arch/arm/head.S |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/xen/arch/arm/head.S b/xen/arch/arm/head.S
> index 606ae66..4b05bcd 100644
> --- a/xen/arch/arm/head.S
> +++ b/xen/arch/arm/head.S
> @@ -238,7 +238,7 @@ hyp:
>       mov   r3, #0x0
>       lsr   r2, r8, #21
>       lsl   r2, r2, #21            /* 2MB-aligned paddr of DTB */
> -     orr   r2, r2, #0xf00
> +     orr   r2, r2, #0xe00
>       orr   r2, r2, #0x07d         /* r2:r3 := 2MB RAM incl. DTB */
>       add   r4, r4, #8
>       strd  r2, r3, [r1, r4]       /* Map it in the early boot slot */


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel