Re: [Xen-devel] X-server problem using sdl with nvidia graphics

[Juergen Gross <juergen.gross@xxxxxxxxxxxxxx>]

On 03/14/11 12:58, Stefano Stabellini wrote:
> On Mon, 14 Mar 2011, Juergen Gross wrote:
> > Hi,
> >
> > sorry for late reply, I was at home for 1 week :-)
> >
> > On 03/07/11 16:59, Stefano Stabellini wrote:
> > > On Fri, 4 Mar 2011, Juergen Gross wrote:
> > > > Hi,
> > > >
> > > > I'm playing a little bit with Windows domU on Xen. My machine is a Notebook
> > > > with a nvidia card:
> > > >
> > > > 01:00.0 VGA compatible controller: nVidia Corporation G96M [Quadro FX 770M]
> > > > (rev a1)
> > > >
> > > > Xen is Xen 4.0.1 from SLES 11 SP1, Xserver is xorg 7.4-27.19.19.
> > > > When I use vnc as console for the domU, everything is okay. Using sdl will
> > > > blank my screen as soon as the domain is started and the sdl window should
> > > > appear. I can get the X screen again via switching to text console and back,
> > > > but the sdl window isn't there.
> > > > Starting the domain with sdl using an external DISPLAY works okay.
> > > >
> > > > Has anybody seen this problem?
> > > > Any ideas how to solve it?
> > > >
> > > > I tried with nv driver from SLES and nvidia driver from nvidia.com. Both
> > > > failed.
> > > >
> > > > Guest configuration:
> > > >
> > > > import os, re
> > > > arch = os.uname()[4]
> > > > if re.search('64', arch):
> > > >        arch_libdir = 'lib64'
> > > > else:
> > > >        arch_libdir = 'lib'
> > > > kernel = "/usr/lib/xen/boot/hvmloader"
> > > > device_model = '/usr/lib' + '/xen/bin/qemu-dm'
> > > > builder='hvm'
> > > > memory = 4096
> > > > shadow_memory = 32
> > > > name = "Win"
> > > > vif = [ 'type=ioemu, bridge=extbr1', 'type=ioemu, bridge=intbr1' ]
> > > > disk = [ 'phy:/dev/sda,ioemu:hda,w' ]
> > > > boot="c"
> > > > vcpus=1
> > > > acpi=1
> > > > apic=1
> > > > sdl=1
> > > > vnc=0
> > > > vncconsole=0
> > > > vncviewer=0
> > > > vncpasswd=''
> > > > vnclisten="0.0.0.0"
> > > > stdvga=0
> > > try adding opengl=0
> > Doesn't help.
> Considering that it looks like an xorg issue or a dom0 kernel issue,
> could you try executing any other sdl based programs?
> For example 'mplayer -vo sdl<your video>'?
> If you can repro the issue with another application we can rule out that
> is a qemu-xen bug.
The "Color Mouse Demo" from http://www.libsdl.org/projects/cmouse/ works
fine.


Juergen

--
Juergen Gross                 Principal Developer Operating Systems
TSP ES&S SWE OS6                       Telephone: +49 (0) 89 3222 2967
Fujitsu Technology Solutions              e-mail: juergen.gross@xxxxxxxxxxxxxx
Domagkstr. 28                           Internet: ts.fujitsu.com
D-80807 Muenchen                 Company details: ts.fujitsu.com/imprint.html

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