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Re: [Qemu-devel] About the VT-d features that q35 chipset supports


From: Jan Kiszka
Subject: Re: [Qemu-devel] About the VT-d features that q35 chipset supports
Date: Tue, 05 Aug 2014 19:08:31 +0200
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On 2014-08-05 14:55, Le Tan wrote:
> Hi,
> I am now adding features to the VT-d emulation for q35 chipset. I
> think it is good to know what features q35 chipset supports exactly.
> However I can't find materials about this. Does anyone know this? Or
> it will be fine if someone can tell me the value of the Capability
> Register and Extended Capability Register of the VT-d on q35.

The kernel reports those registers during boot-up, so we would just need
"dmesg | grep dmar" from a real 82Q35 box (Intel 3 Series).

Jan

> Any help is appreciated!
> Thanks very much!
> 
> Regards,
> Le
> 


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