Re: [Xen-users] usb pass through + xen 4.0.1 + centos 5.5 + pvm

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Fri, Jan 21, 2011 at 10:37:51AM -0800, Brian Krusic wrote:
> Hi Pasi,
>
> So I would need the pvops kernel (2.6.32) on both dom0 and domU just to 
> pass a USB port?
>

Not necessarily. http://xenbits.xen.org/linux-2.6.18-xen.hg 
has pvusb drivers for 2.6.18 kernel.

You could compile those with the el5 kernel-xen. Shouldn't be that difficult.

> Seems like it would be easier to use KVM as passing a USB port seemed  
> alot easier according to a quick google.
>

Xen supports qemu USB passthru to Xen HVM guests without any additional drivers.
It's pretty much the same as what KVM has.

http://wiki.xensource.com/xenwiki/XenUSBPassthrough

-- Pasi

>
> - Brian
>
>
>
>
>
>
>
> On Jan 21, 2011, at 2:59 AM, Pasi Kärkkäinen wrote:
>
>> On Thu, Jan 20, 2011 at 11:02:26AM -0800, Brian Krusic wrote:
>>> Hi,
>>>
>>> Is there any definitive wether USB passthrough works on Xen 4.0.1 and
>>> Centos 5.5 on a PVM really works or not?
>>>
>>> Seems like by the many posts I've read, it doesn't.
>>>
>>> Any one mind enlightening me.
>>>
>>>
>>
>> For PV domUs you need to use pvusb.
>> pvusb requires *drivers* in both the dom0 kernel, and in the domU  
>> kernel!
>> (in addition to pvusb support in Xen).
>>
>> -- Pasi
>>
>>
>> _______________________________________________
>> Xen-users mailing list
>> Xen-users@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-users
>

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