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

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2012-03-15 at 12:21 +0000, David Vrabel wrote:
> 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>

Thanks, committed.

> 
> > 
> > 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 */
> 



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