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From: David Vrabel <david.vrabel@citrix.com>
To: Ian Campbell <ian.campbell@citrix.com>
Cc: "xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: [PATCH] arm: map DTB as outer- rather than inner-shareable.
Date: Thu, 15 Mar 2012 12:21:09 +0000	[thread overview]
Message-ID: <4F61DEB5.1090008@citrix.com> (raw)
In-Reply-To: <1331813584-23339-1-git-send-email-ian.campbell@citrix.com>

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@citrix.com>

> 
> Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
> ---
>  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 */

  reply	other threads:[~2012-03-15 12:21 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-15 12:13 [PATCH] arm: map DTB as outer- rather than inner-shareable Ian Campbell
2012-03-15 12:21 ` David Vrabel [this message]
2012-03-15 15:22   ` Ian Campbell

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