On Wed, Jul 27, 2011 at 8:07 PM, Nacho Alegre Alvarez <nacho@xxxxxxxxx> wrote:
> Good Evenight
>
> I try to do working usb's into domU xen guest, SO of xen server is Debian
> Squenze 6.0, into HVM guest usb works and can make use but with
> ParaVirtual guest PV can find this devices with lsusb or into /dev/
> directory.
>
> Kernel load into xend and guest is the same and is the kernel provided by
> this package:
>
> ii linux-image-2.6.32-5-xen-amd64 2.6.32-35
> Linux 2.6.32 for 64-bit PCs, Xen dom0 support
> ii linux-image-xen-amd64 2.6.32+29
> Linux for 64-bit PCs (meta-package), Xen dom0 support
>
> this is the version of kernel:
>
> Linux version 2.6.32-5-xen-amd64 (Debian 2.6.32-35) (dannf@xxxxxxxxxx)
> (gcc version 4.3.5 (Debian 4.3.5-4) ) #1 SMP Tue Jun 14 12:46:30 UTC 2011
>
>
> Configuration of PV guest domain is:
>
> bootloader = '/usr/lib/xen-default/bin/pygrub'
> vcpus = '2'
> memory = '512'
> root = '/dev/xvda2 ro'
> disk = [
>
> 'file:/disco/xen/maquinas/domains/debian-prueba/disk.img,xvda2,w',
>
> 'file:/disco/xen/maquinas/domains/debian-prueba/swap.img,xvda1,w',
> ]
> name = 'debian-prueba'
> vif = [ 'ip=192.168.0.200,mac=00:16:3E:D2:D7:46' ]
> on_poweroff = 'destroy'
> on_reboot = 'restart'
> on_crash = 'restart'
> usb=1
> vusb = ['usbver=2, numports=10,port_1=1-3,port_2=1-2'
>
> oput get in XEN whi xm about usb is the next info:
>
> root@xen-servidor:/etc/grub.d# xm usb-list debian-prueba
> Idx BE state usb-ver BE-path
> 0 0 1 USB2.0 /local/domain/0/backend/vusb/17/0
> port 1: 1-3
> port 2: 1-2 [ID 0402:5661 ALi Corp. Audio Player]
> port 3:
> port 4:
> port 5:
> port 6:
> port 7:
> port 8:
> port 9:
> port 10:
>
> available devices are this:
>
> root@xen-servidor:/etc/grub.d# xm usb-list-assignable-devices
> 1-2 : ID 0402:5661 ALi Corp. Audio Player
> root@xen-servidor:/etc/grub.d#
>
>
> kernel of this PV domain "debian-prueba" is next:
>
> root@debian-prueba:~# cat /proc/version
> Linux version 2.6.32-5-xen-amd64 (Debian 2.6.32-35) (dannf@xxxxxxxxxx)
> (gcc version 4.3.5 (Debian 4.3.5-4) ) #1 SMP Tue Jun 14 12:46:30 UTC 2011
> root@debian-prueba:~#
>
> but into this guest domain "debian-prueba" when exec lsusb command get
> nothing, see below:
>
> root@debian-prueba:~# lsusb
> root@debian-prueba:~#
>
> at dmesg of this PV domain, can watch only this info about usb and xen:
>
> [ 0.316730] XENBUS: Device with no driver: device/vbd/51714
> [ 0.316740] XENBUS: Device with no driver: device/vbd/51713
> [ 0.316749] XENBUS: Device with no driver: device/vif/0
> [ 0.316757] XENBUS: Device with no driver: device/vusb/0
> [ 0.316766] XENBUS: Device with no driver: device/console/0
> [ 0.316796]
> /build/buildd-linux-2.6_2.6.32-35-amd64-aZSlKL/linux-2.6-2.6.32/debian/build/source_amd64_xen/drivers/rtc/hctosys.c:
> unable to open rtc device (rtc0)
> [ 0.316837] Initalizing network drop monitor service
>
> Anyone have the same situation with PV guest domain working with usb throw
> PVUSB techonology, can anyone guide me to make run usb at this domain,
> need connect four devices 2.0 (printer, disc, scanner and modem with
> serial port throw usb-serial converter)
>
> If any one can help me, because i read something about PVUSB but can't
> make work usb at PV domains or not know steps to do this devices work.
>
Does this help:
http://wiki.xensource.com/xenwiki/XenUSBPassthrough
Thanks,
Todd
--
Todd Deshane
http://www.linkedin.com/in/deshantm
http://www.xen.org/products/cloudxen.html
http://runningxen.com/
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