Re: [Xen-devel] Re: [PATCH 0/3] VT-d: support Intel IGD passthrough

[Sander Eikelenboom <linux@xxxxxxxxxxxxxx>]

Hello Weidong,

I was unable to open the mail you attachted to this post to the xen-devel 
mailinglist.
Could you give a pointer to the date you posted the original extra patches for 
secondary gfx passthrough ?

--

Sander



Monday, February 8, 2010, 4:27:14 AM, you wrote:

> Andrew Lyon wrote:
>> On Fri, Feb 5, 2010 at 2:11 AM, Han, Weidong <weidong.han@xxxxxxxxx> wrote:
>>   
>>> Current Xen only supports to pass-through primary gfx card. The secondary 
>>> gfx pass-through patch is not in Xen yet. I think it needs to think more 
>>> clearly about secondary gfx pass-through usage and implementation.
>>>
>>> Regards,
>>> Weidong
>>>     
>>
>> Do you have a patch for secondary passthru on Xen 4? I seem to recall
>>   
> No, we won't push this support in Xen 4, because it still needs more 
> thinking about secondary gfx passthru usage and implementation.
>> somebody had been successful with secondary passthru using an
>> additional patch but I cannot find it.
>>   
> You can search subject "graphics passthrough with VT-d" in xen-devel 
> mailing list. There are lots of discussion in the thread. I attached the 
> mail which contains the patches for secondary gfx passthrough with some 
> other hacks. You can have a try with them.

> Regards,
> Weidong

>> I'd like to give it a try, I have one system with 2 x radeon x1950's
>> and another with Quadro FX380 and GeForce 9500 GT, both currently
>> running X, xen 3.4.2 with 2.6.31.12 suse patched dom0.
>>
>> Andy
>>
>>   
>>> -----Original Message-----
>>> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx 
>>> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Christian 
>>> Tramnitz
>>> Sent: Thursday, February 04, 2010 8:15 PM
>>> To: xen-devel@xxxxxxxxxxxxxxxxxxx
>>> Subject: [Xen-devel] Re: [PATCH 0/3] VT-d: support Intel IGD passthrough
>>>
>>> Thanks for updating those patches to current xen.
>>>
>>> Is IGD pass-through also supposed to work when the IGD is not the
>>> primary gfx card?
>>>
>>>
>>> Best regards,
>>>    Christian
>>>
>>>
>>> _______________________________________________
>>> Xen-devel mailing list
>>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-devel
>>>
>>> _______________________________________________
>>> Xen-devel mailing list
>>> Xen-devel@xxxxxxxxxxxxxxxxxxx
>>> http://lists.xensource.com/xen-devel
>>>
>>>     




-- 
Best regards,
 Sander                            mailto:linux@xxxxxxxxxxxxxx


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