Re: [Xen-devel] Issues with Intel HD graphics 4000

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Mon, Jun 17, 2013 at 09:04:31AM +0200, Dietmar Hahn wrote:
> Am Freitag 14 Juni 2013, 20:30:25 schrieb Andrew Bobulsky:
> > On Fri, Jun 14, 2013 at 3:46 PM, Joshua Tuttle <jtuttle@xxxxxxxxx> wrote:
> 
> > > Are there any known issues with the Intelâs integrated HD graphics 4000? I
> > > just bought a new laptop and have tried everything I can think of to get 
> > > Xen
> > > to load. After choosing Xen in GRUB, it just boots to a black screen. 
> > > There
> > > is no error message , no dmesg output, nothing. I have no idea what is
> > > causing this problem. Iâve gotten Xen to install with no problems on 
> > > another
> > > machine that has an nvidia geforce 210. Iâve tried different boot 
> > > parameters
> > > as well to try and default to the linux vga driver instead of trying to 
> > > use
> > > the intel one. My linux debian distro, has no problem booting though.
> 
> Can you add the iommu=off on the Xen command line.
> Maybe it's a similar problem I had with newer linux kernels:
> http://lists.xenproject.org/archives/html/xen-devel/2013-05/msg01480.html

Hey Dietmar,

Did you ever test the extra change for the debug patch?

http://lists.xenproject.org/archives/html/xen-devel/2013-05/msg02051.html
"
I tried both but none helped. I think it couldn't be expected as the first
> patch handles an error case and the line with the second patch,
> the call of pci_dma_sync_single_for_device(), gets not reached.

OK, perhaps move the pci_dma_sync_single_for_device in the while loop?

" ?

> 
> > >
> > > Thanks for any help,
> > >
> > > Josh
> > 
> > Hello Josh,
> > 
> > I had the same problem with both my Radeon *and* my HD 4000.
> > Switching to kernel 3.4.44 worked, and I haven't dived back into the
> 
> Yes, kernel-xen-3.4.45 on openSuSE runs without any problems.
> Dietmar.
> 
> > problem since.  YMMV of course, but just a suggestion in case you
> > don't hear from anyone else; weekends are slow on mailing lists
> > sometimes :)
> > 
> > Cheers,
> > Andrew
> 
> -- 
> Company details: http://ts.fujitsu.com/imprint.html
> 
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