Re: [Xen-users] Result of Applying IGD VGA Passthrough Patches to Xen 4.4-unstable Changeset 27238

["Singapore Citizen Mr. Teo En Ming (Zhang Enming)" <singapore.mr.teo.en.ming@xxxxxxxxx>]

On 16/07/2013 16:51, Pasi KÃrkkÃinen wrote:
> On Tue, Jul 16, 2013 at 04:00:34PM +0800, Singapore Citizen Mr. Teo En Ming 
> (Zhang Enming) wrote:
> > On 16/07/2013 15:24, Pasi KÃrkkÃinen wrote:
> > > On Tue, Jul 16, 2013 at 12:31:28PM +0800, Singapore Citizen Mr. Teo En Ming 
> > > (Zhang Enming) wrote:
> > > > Hi,
> > > >
> > > > I have just applied IGD VGA Passthrough patches to Xen 4.4-unstable
> > > > changeset 27238. Please refer to the 2 attached patches.
> > > >
> > > > 1. [Xen-devel] [PATCH 2/3] V4 qemu-xen-trad: Correctly expose PCH
> > > > ISA bridge for IGD passthrough
> > > > Link:http://lists.xenproject.org/archives/html/xen-devel/2013-06/msg01720.html
> > > >
> > > > 2. [Xen-devel] [PATCH 3/3] qemu-xen-trad: IGD passthrough: Expose
> > > > vendor specific pci cap on host bridge.
> > > > Link:http://lists.xenproject.org/archives/html/xen-devel/2013-02/msg00538.html
> > > >
> > > > These are the steps I took to patch, compile and install Xen
> > > > 4.4-unstable changeset 27238.
> > > >
> > > > cd
> > > > hg clone -r 27238http://xenbits.xensource.com/xen-unstable.hg
> > > > xen-unstable.hg-cs27238
> > > > cd xen-unstable.hg-cs27238
> > > > sudo -s
> > > > ./configure
> > > > make world
> > > > make clean
> > > > cd tools/qemu-xen-traditional-dir-remote
> > > > patch -p1 < patch2of3.txt
> > > > patch -p1 < patch3of3.txt
> > > > cd ../..
> > > > make world
> > > > make install
> > > >
> > > > However, I still encountered problems installing Intel HD Graphics
> > > > display drivers. The driver installation would auto detect the
> > > > display adapter, causing the LCD monitor to blink 1-2 times. But
> > > > after that, the LCD monitor goes into Power Saving mode (blank
> > > > screen) forever again. I tried to destroy the Windows 8 HVM domU and
> > > > restart it. Windows 8 HVM domU would start up for a few seconds,
> > > > then falls back to blank LCD monitor screen forever again.
> > > Did you try installing the driver *before* enabling IGD passthru? (if that's 
> > > possible)
> > >
> > > -- Pasi
> > It's not possible. The Intel HD Graphics display driver does not
> > allow me to install the graphics driver without the existence of
> > Intel HD Graphics 4600 IGD.
> >
> > Is there any other workaround?
> - Are you using qemu-traditional for sure?
Yes, please refer to the attached Windows 8 HVM domU configuration file.
>   
> - Are there any cmdline options for the Intel driver installer to install without the device present?
I have read through the installation instructions. There doesn't appear 
to be any cmdline options for the Intel HD graphics driver installer to 
install without the device present. Anyway, I have attached the 
installation instructions for you to read through.
> - Any errors in the Xen dmesg? How about qemu logs? dom0 dmesg?
Attached xl-dmesg.txt, qemu-dm-Windows8.log and dmesg.txt.

> -- Pasi
Please advise on how to overcome the problem of installing Intel HD 
Graphics drivers.
Thank you very much.

--
Yours sincerely,

Singapore Citizen Mr. Teo En Ming (Zhang Enming)

Attachment: windows8
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Attachment: Installation_Readme.txt
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Attachment: xl-dmesg.txt
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Attachment: qemu-dm-Windows8.log
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Attachment: dmesg.txt
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