From: Weidong Han <weidong.han@intel.com>
To: Andrew Lyon <andrew.lyon@gmail.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: Re: [PATCH 0/3] VT-d: support Intel IGD passthrough
Date: Mon, 08 Feb 2010 11:27:14 +0800 [thread overview]
Message-ID: <4B6F8492.6000300@intel.com> (raw)
In-Reply-To: <f4527be1002060451o699c4b95xa5ead06fd4888370@mail.gmail.com>
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Andrew Lyon wrote:
> On Fri, Feb 5, 2010 at 2:11 AM, Han, Weidong <weidong.han@intel.com> 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@lists.xensource.com [mailto:xen-devel-bounces@lists.xensource.com] On Behalf Of Christian Tramnitz
>> Sent: Thursday, February 04, 2010 8:15 PM
>> To: xen-devel@lists.xensource.com
>> 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@lists.xensource.com
>> http://lists.xensource.com/xen-devel
>>
>> _______________________________________________
>> Xen-devel mailing list
>> Xen-devel@lists.xensource.com
>> http://lists.xensource.com/xen-devel
>>
>>
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next prev parent reply other threads:[~2010-02-08 3:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-04 8:12 [PATCH 0/3] VT-d: support Intel IGD passthrough Han, Weidong
2010-02-04 8:24 ` Keir Fraser
2010-02-04 8:29 ` Han, Weidong
2010-02-04 12:15 ` Christian Tramnitz
2010-02-05 2:11 ` Han, Weidong
2010-02-06 12:51 ` Andrew Lyon
2010-02-08 3:27 ` Weidong Han [this message]
2010-02-13 12:52 ` Sander Eikelenboom
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