This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
Home Products Support Community News


Re: [Xen-devel] [PATCH][qemu]Fix hvm guest cirrus_vga hvm s3 resume fail

To: "Ke, Liping" <liping.ke@xxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH][qemu]Fix hvm guest cirrus_vga hvm s3 resume failure
From: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date: Tue, 21 Apr 2009 08:00:00 +0100
Cc: "Xen-Devel \(E-mail\)" <xen-devel@xxxxxxxxxxxxxxxxxxx>
Delivery-date: Tue, 21 Apr 2009 00:00:38 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <E2263E4A5B2284449EEBD0AAB751098401D1848BD4@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcnCTeekegFYInvkQQqUVDXWzfk46gAAOHSY
Thread-topic: [Xen-devel] [PATCH][qemu]Fix hvm guest cirrus_vga hvm s3 resume failure
User-agent: Microsoft-Entourage/
Thanks, Ian will have to check this one into the qemu repo.

 -- Keir

On 21/04/2009 07:53, "Ke, Liping" <liping.ke@xxxxxxxxx> wrote:

> Hi, Keir
> This patch is for fixing hvm guest cirrus_vga hvm s3 resume failure.
> We found latest Qemu (after Mar 3.10) will cause HVM guest vga fails to resume
> back from S3.
> It's because vga_bios_init is not only needed during init, but also needed
> after cirrus_vga
> reset (hvm s3 will do qemu_reset).
> Also, we found the outdated s->vram_ptr reset will  cause s3 resume screen
> black, 
> so we remove it. (win2000 boot up does not need it now)
> We verified the fix with the latest cs/qemu.
> Thanks a lot!
> Regards,
> Criping

Xen-devel mailing list

<Prev in Thread] Current Thread [Next in Thread>