...@codemonkey.ws]
Sent: Friday, July 26, 2013 11:21 AM
To: Gonglei (Arei)
Cc: qemu-devel@nongnu.org; xen-de...@lists.xen.org; Hanweidong;
Luonengjun; Huangweidong (Hardware)
Subject: Re: [Qemu-devel] Cirrus VGA slow screen update, show blank
screen
last 13s or so for windows XP guest
On Thu, Jul
-devel@nongnu.org; xen-de...@lists.xen.org; Hanweidong;
Luonengjun; Huangweidong (Hardware)
Subject: Re: [Qemu-devel] Cirrus VGA slow screen update, show blank
screen
last 13s or so for windows XP guest
Windows XP uses VGA planar mode during boot up. This means that to
set a pixel
-devel@nongnu.org; xen-de...@lists.xen.org; Hanweidong;
Luonengjun; Huangweidong (Hardware)
Subject: RE: [Qemu-devel] Cirrus VGA slow screen update, show blank screen
last 13s or so for windows XP guest
-Original Message-
From: Anthony Liguori [mailto:anth...@codemonkey.ws]
Sent
: Re: [Qemu-devel] Cirrus VGA slow screen update, show blank screen
last 13s or so for windows XP guest
On Thu, Jul 25, 2013 at 10:08 PM, Gonglei (Arei)
arei.gong...@huawei.com wrote:
3. Why does the traditional qemu has no blank screen problem on cirrus VGA
emulation ?
This is one of the few
;
Luonengjun; Huangweidong (Hardware)
Subject: Re: [Qemu-devel] Cirrus VGA slow screen update, show blank screen
last 13s or so for windows XP guest
On Thu, Jul 25, 2013 at 10:08 PM, Gonglei (Arei)
arei.gong...@huawei.com wrote:
3. Why does the traditional qemu has no blank screen problem on cirrus
; xen-de...@lists.xen.org; Hanweidong;
Luonengjun; Huangweidong (Hardware)
Subject: Re: [Qemu-devel] Cirrus VGA slow screen update, show blank screen
last 13s or so for windows XP guest
On Thu, Jul 25, 2013 at 10:08 PM, Gonglei (Arei)
arei.gong...@huawei.com wrote:
3. Why does
Hi,
I found a problem: For windows XP guest booting by qemu upstream,
using the RDP(Remote Desktop Protocol) and VNC protocol to connect the windows
XP guest
which booting by Qemu upstream respectively. the VNC client will become blank
screen last
13 seconds or so on XEN platform, and last
Windows XP uses VGA planar mode during boot up. This means that to
set a pixel requires 3 MMIO operations (one for the red pixel, one for
the green pixel, one for the blue pixel). KVM has an optimization
called MMIO coalescing which avoids a heavy weight exit for planar
mode exits. I guess Xen
, show blank screen
last 13s or so for windows XP guest
Windows XP uses VGA planar mode during boot up. This means that to
set a pixel requires 3 MMIO operations (one for the red pixel, one for
the green pixel, one for the blue pixel). KVM has an optimization
called MMIO coalescing which
; Huangweidong (Hardware)
Subject: Re: [Qemu-devel] Cirrus VGA slow screen update, show blank screen
last 13s or so for windows XP guest
Windows XP uses VGA planar mode during boot up. This means that to
set a pixel requires 3 MMIO operations (one for the red pixel, one for
the green pixel
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