Re: [Xen-devel] Dear Tobias Geiger, I Need Help with Xen VGA Passthrough to Windows 8 Consumer Preview/ XP (Xen 4.2-unstable)

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

With ATI VGA cards, you still need to patch Xen 4.2-unstable? I thought Tobia 
Geiger said that patches are not required?

Thank you very much.

--
Yours sincerely,

Mr. Teo En Ming (Zhang Enming)
Singapore



On 28/03/2012 00:07, djmagee@xxxxxxxxxxxx wrote:
> > -----Original Message-----
> > From: xen-devel-bounces@xxxxxxxxxxxxx [mailto:xen-devel-
> > bounces@xxxxxxxxxxxxx] On Behalf Of Tobias Geiger
> > Sent: Tuesday, March 27, 2012 10:54 AM
> > To: Teo En Ming (Zhang Enming)
> > Cc: xen-users@xxxxxxxxxxxxx; Ren,Yongjie; David TECHER; Zhang,Xiantao;
> > xen-devel@xxxxxxxxxxxxx
> > Subject: Re: [Xen-devel] Dear Tobias Geiger,I Need Help with Xen VGA
> > Passthrough to Windows 8 Consumer Preview/ XP (Xen 4.2-unstable)
> >
> > i can only say for sure that it works with a "Radeon HD 6970" - thats
> > what i'm
> > using. stay away from dual-gpu cards, they have a more complex pci-bus
> > structure which may not work when passed-through.
> > The newer 7XXX may also work, i also think i read something about 5XXX
> > cards
> > working - but don't take any older ones.
> I've had a working configuration for a few months now with a 4770.
>
> > that said i can only tell for sure it works with the mentioned 6970 -
> > simply
> > because i haven't tested any other cards yet myself.
> >
> > regarding the patches - they should be the same, as he claims somewhere
> > that
> > he took mine and forward-ported them to a then recent xen version.
> >
> > With the ati card above you don't need any patches at all. none from
> > david
> > techer, none from ati. pure vanilla xen (4.X or unstable) is enough.
> However, this configuration lacks the VBIOS passthrough, so one needs to use 
> VNC to install the drivers.  There is an old patch floating around that does 
> ATI bios passthrough, but it  would need to be forward ported.  That being 
> said, I never cared too much, since I can't use my passthrough'd USB keyboard 
> to do anything in the guest until an OS loads with USB support.
>
> Hmmm, actually, I wonder if seabios supports USB keyboards...
>
> > Greetings
> > Tobias
> >
> >
> > Am Dienstag, 27. März 2012, 16:07:06 schrieb Teo En Ming (Zhang
> > Enming):
> > > Dear Tobias Geiger,
> > >
> > > One final request from me: Can you check whether the Xen VGA
> > Passthrough
> > > patches hosted at David TECHER's official blog are the same as yours?
> > >
> > > David Techer told me it's a NVIDIA driver issue, which I don't think
> > so.
> > > I seriously wonder what's wrong with the glitch. I am using NVIDIA
> > > driver version 296.17 for Windows 8 Consumer Preview.
> > >
> > > Xen VGA Passthrough to Windows 8 Consumer Preview: I can watch
> > Youtube
> > > videos with audio/sound and surf the internet as well. But I just
> > can't
> > > run 3d graphics benchmarks. Only 2d graphics benchmarks can be run.
> > >
> > > By the way, I have only recently bought this Palit NVIDIA Geforce
> > 8400
> > > GS at SGD$44. If I buy an ATI card, what would you recommend that is
> > > CHEAP? Must be PCI Express x16. Then do you think the Xen VGA
> > > Passthrough patches are necessary any more?
> > >
> > > Please refer to the computer hardware pricelist here
> > > http://www.fuwell.com.sg/uploads/misc/Fuwell240312.pdf and recommend
> > me
> > > a cheap ATI card. Preferably SGD$50.
> > >
> > > Finally, Xen VGA Passthrough to Windows XP Home Edition also has the
> > > yellow exclamation mark glitch with NVIDIA Geforce 8400 GS. With Xen
> > > 4.2-unstable.
> > >
> > > Thank you very much.
> > >
> > > > Hi Teo,
> > > >
> > > > sorry to hear that it didn't help.
> > > >
> > > > Unfortunatly thats all the hints i'm able to give you - from now on
> > > > you're out there alone so to speak :)
> > > >
> > > > Good luck - or (even on the danger of repeating myself:) just buy
> > an ATI
> > > > card...
> > > >
> > > > Greetings
> > > > Tobias
> > > >
> > > > Am Dienstag, 27. März 2012, 15:10:00 schrieb Teo En Ming (Zhang
> > Enming):
> > > > > On 27/03/2012 19:55, Teo En Ming (Zhang Enming) wrote:
> > > > > > Dear Tobias Geiger,
> > > > > >
> > > > > > Thank you for reading through my Xen VGA Passthrough Version 1.6
> > > > > > documentation.
> > > > > >
> > > > > > I am now trying out your suggestion, i.e. expose the 4th memory
> > range.
> > > > > > When I refer to David Techer's official blog and his emails, he
> > only
> > > > > > mention the first 3 memory ranges. When I asked David Techer what
> > > > > > about the 4th memory range, he said nothing.
> > > > > >
> > > > > > Let's hope I get lucky and get the yellow exclamation mark with
> > NVIDIA
> > > > > > Geforce 8400 GS (ie Xen VGA Passthrough to Windows 8 Consumer
> > Preview
> > > > > > *PARTIAL* success) FIXED.
> > > > > >
> > > > > > By the way, what is the problem with my Xen WIKI? Xen.org
> > > > > > administrator Mr. Lars Kurth edited my Xen Wiki pages for me.
> > > > > >
> > > > > > If it works, I will have Xen VGA Passthrough Version 1.7
> > documentation
> > > > > > and FINAL as well.
> > > > > >
> > > > > > Thank you very much for reading through my documentation and
> > giving me
> > > > > > suggestions. I hope it works now.
> > > > > Dear Tobias Geiger,
> > > > >
> > > > > I have just exposed the 4th memory region, patched dsdt.asl,
> > recompiled
> > > > > and reinstalled Xen 4.2-unstable but IT STILL DOESN'T WORK. There
> > is
> > > > > still a yellow exclamation mark besides NVIDIA Geforce 8400 GS in
> > Xen
> > > > > VGA Passthrough to Windows 8 Consumer Preview.
> > > > >
> > > > > I still cannot run 3d graphics benchmarks. Only 2d graphics
> > benchmarks
> > > > > can run.
> > > > >
> > > > > Please read through my Xen VGA Passthrough Version 1.6
> > documentation
> > > > > again to see if there are any mistakes. Please. Please. Please. I
> > want
> > > > > to fix that glitch. Any more ideas?
> > > > >
> > > > > I hope some expert engineers at Intel Corporation (Han Weidong,
> > Zhang
> > > > > Xiantao, and Ren Yongjie) can fix this glitch with Xen VGA
> > Passthrough
> > > > > to Windows 8 Consumer Preview. They are after all the original
> > > > > authors/developers who wrote the Xen VGA Passthrough patches. But
> > Han
> > > > > Weidong has left Intel Corp, I think. He was still at Intel 3
> > years ago.
> > > > > Thank you very much. Eagerly awaiting your reply.
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxx
> > http://lists.xen.org/xen-devel


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