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Re: [Xen-users] usb passthrough
| To: | Pasi Kärkkäinen <pasik@xxxxxx>, xen-users@xxxxxxxxxxxxxxxxxxx, tknchris@xxxxxxxxx |
|---|---|
| Subject: | Re: [Xen-users] usb passthrough |
| From: | "Sergio Charpinel Jr." <sergiocharpinel@xxxxxxxxx> |
| Date: | Fri, 26 Feb 2010 12:02:18 -0300 |
| Cc: | |
| Delivery-date: | Fri, 26 Feb 2010 07:06:55 -0800 |
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Pasi, Chris, Thanks for helping. When I use the usb and usbdevice options, I see this in my domU: domU:~# lsusb Bus 001 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub It's a webcam, so I can't use it.. it do not create the /dev/video0 since i cant assing the driver to it. Is it possible? Thanks. 2010/2/26 Pasi Kärkkäinen <pasik@xxxxxx>: > On Fri, Feb 26, 2010 at 09:49:38AM -0300, Sergio Charpinel Jr. wrote: >> Hi, >> >> I want to use a webcam in a HVM guest, but my dom0 doesnt support VT-d >> (just VT). >> > > USB passthrough doesn't require VT-d, it's only required for PCI device > passthrough to HVM guests. > >> I tried passing the parameters usb=1 and usbdevice = [ '..' ] and I >> could see an usb device in domU. But it does not know which device is. >> >> Which are the possibilites to do that? I prefer to use hvm machines, >> but if it is not possible, with PV machines it can work? >> > > With PV guest you could passthrough the whole USB controller (the PCI > device).. > > -- Pasi > > -- Sergio Roberto Charpinel Jr. _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users |
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