Re: [Xen-devel] [Qemu-devel] Cirrus VGA slow screen update, show blank screen last 13s or so for windows XP guest

["Gonglei (Arei)" <arei.gonglei@xxxxxxxxxx>]

> -----Original Message-----
> From: Pasi KÃrkkÃinen [mailto:pasik@xxxxxx]
> Sent: Saturday, July 27, 2013 7:51 PM
> To: Gerd Hoffmann
> Cc: Andreas FÃrber; Hanweidong; Luonengjun; qemu-devel@xxxxxxxxxx;
> xen-devel@xxxxxxxxxxxxx; Gonglei (Arei); Anthony Liguori; Huangweidong
> (Hardware)
> Subject: Re: [Xen-devel] [Qemu-devel] Cirrus VGA slow screen update, show
> blank screen last 13s or so for windows XP guest
> 
> On Fri, Jul 26, 2013 at 12:19:16PM +0200, Gerd Hoffmann wrote:
> >
> > Maybe the xen guys did some optimizations in qemu-dm which where not
> > merged upstream.  Try asking @ xen-devel.
> >
> 
> Yeah, xen qemu-dm must have some optimization for cirrus that isn't in
> upstream qemu.

Hi, Pasi. Would you give me some more details? Thanks!

-Gonglei

> > Beside that the standard vga usually is the better choice anyway as it
> > supports more video memory and higher resolutions than cirrus.
> >
> 
> One of the reasons to use emulated Cirrus is that there's a KMS driver for it.
> Is there one for the emulated stdvga adapter?
> 
> -- Pasi

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