Re: [Xen-devel] Re: Nvidia 9500GT Xen VGA passthru

[Anish Patel <anish.mailing.list@gmail.com>]

Hi All,
     Have any of you guys run any 3d benchmarks on your systems?
I have a ~7605 in 3dmark 2k6 with my ATI 5770 (eng sample), 3GB RAM, and 
2 cores of my AMD x6 2.8 1055T assigned to the XP vm.

Thanks
Anish

On 02/05/11 07:44, Tobias Geiger wrote:
> Hi,
>
> its running here with
>
> (XEN) Xen version 4.1-unstable
> (XEN) Latest ChangeSet: Fri May 07 19:22:28 2010 +0100 21331:bbf009817ffb
>
> rather old, but xen4 .
> http://lists.xensource.com/archives/html/xen-devel/2010-05/msg00441.html
> contains all i applied to get it working (03_dsdt contains the vBAR/pBAR 1:1
> Mapping)
>
> Hardware is
> Corei7 CPU on Intel DX58SO
>
> Passed-through-GFX is
> 03:00.0 VGA compatible controller: nVidia Corporation GT200 [GeForce GTX 260]
> (rev a1)
>
> GFX for Dom0 is:
> 02:00.0 VGA compatible controller: nVidia Corporation G96 [GeForce 9500 GT]
> (rev a1)
> Dom0 Kernel: 2.6.34.7 from http://code.google.com/p/gentoo-xen-kernel/
>
> its working flawless with winxp (but i can only boot the domU once, shuting it
> down and recreating it, makes domu AND dom0 hang... i can live with that
> limitation for now)
> whats not working is windows7 or vista; can't figure out why
>
> Greetings
> Tobias
>
>
> On Monday 31 January 2011 12:50:21 Pasi Kärkkäinen wrote:
>> On Sun, Jan 30, 2011 at 12:42:56AM -0500, Peter van der Maas wrote:
>>> I really have not played with too much after the proof of concept.  I do
>>> recall something eventually breaking the config, perhaps a Xen update.
>>> I've since put the hardware to better use, although I am still intrigued
>>> by Xen.  At the time, I was working with a team that was giving serious
>>> consideration to virtualizing their platform, and what better way to
>>> learn than dig in and get my hands dirty.
>>>
>>> I tried to include as much detail at the time, with the plethora of
>>> different Xen builds, BIOS's updates, etc.
>>>
>>> If someone has something specific I can try to help, but doubtful I will
>>> be of any use.  For example, I did not realize Xen 4.x was even
>>> released.  Recent projects I've been working on do not lend themselves
>>> well to virtualization; however, I might have to give Xen 4.0 shot -
>>> just to play, of course.  There were some serious changes happening with
>>> Xen, the Linux kernel, and KVM when I stopped playing.
>> Ok.
>>
>> I mainly meant if you remember what custom patches did you have to
>> use/create? Most probably you had to do some vBar=pBar hacking, right?
>>
>> I guess I'll have to try this myself one day and document the process
>> with current Xen versions..
>>
>> -- Pasi
>>
>>> Sorry I could not be of more help.
>>>
>>> Peter van der Maas
>>> peter&pjv-c.com
>>>
>>> -----Original Message-----
>>> From: Pasi Kärkkäinen [mailto:pasik@iki.fi]
>>> Sent: Saturday, January 29, 2011 2:04 PM
>>> To: Peter van der Maas
>>> Cc: xen-users@lists.xensource.com; anish.mailing.list@gmail.com;
>>> xen-devel@lists.xensource.com Subject: Nvidia 9500GT Xen VGA passthru
>>>
>>>
>>> Hello Peter,
>>>
>>> Some people have been asking for tips about Nvidia Xen VGA passthru,
>>> so maybe you could help?
>>>
>>> Could you post the exact steps you did?
>>>
>>> Have you tried with Xen 4.0.x after your initial experiments in 2009?
>>>
>>> Thanks!
>>>
>>> -- Pasi
>>>
>>> On Mon, Jan 26, 2009 at 02:16:32PM -0500, Peter J. van der Maas wrote:
>>>>     I am happy to announce that I have successfully (and finally!) been
>>>>     able to pass a PCIe graphics card via VT-d to a Windows XP HVM
>>>>     DomU.
>>>>
>>>>
>>>>
>>>>     About time!
>>>>
>>>>
>>>>
>>>>     Config:
>>>>
>>>>     -Intel Q6600 Core 2 Quad-Core, G0 stepping (I think)
>>>>
>>>>     -Intel DQ35JO Motherboard, Q35 Chipset, BIOS v.991 (1/9/09), VT and
>>>>     VT-d enabled
>>>>
>>>>     -nVidia 9500GT (for VT-d passthrough - DomU)
>>>>
>>>>     -nVidia GeForce2 MX200 (Dom0 console)
>>>>
>>>>     -Xen (build: xen-unstable, recent as of ~ 1/25/09 1:00AM-EST)
>>>>
>>>>     -Dom0: Linux-2.6.18.8-xen (via xen-unstable.hg)
>>>>
>>>>     -DomU: Windows XP (pro, sp3, 32-bit)
>>>>
>>>>
>>>>
>>>>     Once the VT-d bugs were recently corrected (thank you, xen-devel!),
>>>>     everything went fairly smoothly.  Still very buggy yet (its
>>>>     xen-unstable!), but overall it works.
>>>>
>>>>
>>>>
>>>>     Make sure support for the PCI-backend is compiled into the kernel
>>>>     (not just a module) and that you have your pciback.hide options in
>>>>     grub (late-binding may work, but I haven't tried).
>>>>
>>>>
>>>>
>>>>     Good luck!
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>     -Peter van der Maas
>>>>
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