Re: [Xen-users] VT-d passthrough strangeness

[Tony Lill <ajlill@xxxxxxxxxxxxxxxxxxx>]

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On 05/01/2013 04:15 PM, Paul Stimpson wrote:
> 
> 
> Tony Lill <ajlill@xxxxxxxxxxxxxxxxxxx> wrote:
> 
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>> 
>> On 05/01/2013 11:34 AM, Gordan Bobic wrote:
>>> On Wed, 01 May 2013 10:32:55 -0400, Tony Lill 
>>> <ajlill@xxxxxxxxxxxxxxxxxxx> wrote:
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>>>> In order to successfully pass through a USB controller to a
>>>> linux PVM, I also had to add 'xen-pciback.permissive 
>>>> pci=resource_alignment=00:13.2' to the dom0 linux command
>>>> line, though you can do this through /sys as well.
>>> 
>>> Any particular reason why specifically 00:13.2 in 
>>> pci=resource_alignment=00:13.2? And what exactly does it do?
>> 
>> Sorry, replace 00:13.2 with  the pci id of your usb controller
>> 
>> 
> 
> Thanks. What do I do if I have more than one device I'm passing
> please?

semi-colon separated list

- -- 
Tony Lill, OCT,                    Tony.Lill@xxxxxxxxxxxxxxxxxxx
President, A. J. Lill Consultants                 (519) 650 0660
539 Grand Valley Dr., Cambridge, Ont. N3H 2S2     (519) 241 2461
- --------------- http://www.ajlc.waterloo.on.ca/ ----------------


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