Re: [Xen-devel] usbpassthrough of xen-4.1.2 update

[Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx>]

On Wed, Sep 26, 2012 at 04:39:22PM +0800, Qian Hu wrote:
> I am sorry what does the re-assign mean? By the way, where can I find the

Please do not top-post.

> ID C408 0040?

<sigh> That is my mouse. Yours would be different of course. It was
an example of what you need to do.
> 
> It seems not to be the message listed by "lsusb".
> 
> Below is my config file, similar with yours.
> 
> import os, re
> arch = os.uname()[4]
> if re.search('64', arch):
>    arch_libdir = 'lib64'
> else:
>   arch_libdir = 'lib'
> 
> name = "win7"
> builder = "hvm"
> memory = "1024"
> disk = [ 'file:/root/win7.img,hda,w',
> #         'file:/mnt/win7.iso,hdc:cdrom,r',
>         ]
> vif = [ 'type=ioemu, mac=00:16:3e:3f:74:01 , bridge=eth0  ,model=e1000', ]
> uuid = "11111111-2262-28d2-9b64-b11713adfb20"
> device_model = "/home/root1/xen/xen-4.1.2/tools/ioemu-dir/i386-dm/qemu-dm"
> kernel = "/usr/lib/xen/boot/hvmloader"
> vnc=1
> vnclisten="0.0.0.0"
> vncdisplay=0
> apic=1
> acpi=1
> pae=1
> boot="dc"
> vcpus=2
> serial = "pty"
> on_reboot='restart'
> on_crash='restart'
> dhcp='off'
> stdvga=0
> audio=1
> soundhw='es1370'
> videoram=16
> usb=1
> usb_add='host:0204:6025'
> usbdevice='tablet'
> 
> 
> 
> 2012/9/25 Konrad Rzeszutek Wilk <konrad@xxxxxxxxxx>
> 
> > On Tue, Sep 25, 2012 at 11:17:03AM +0800, Qian Hu wrote:
> > > Hi, everyone! The same question with updated message.
> > >
> > > I am working on the USB passthrough of Xen-4.1.2. My host OS  is Fedora
> > 14
> > > and the guest OS is win7.
> > >
> > > According to the wiki page(http://wiki.xen.org/wiki/Xen_USB_Passthrough
> > ),
> > >
> > > xen supports passthrough of usb device from dom0 to guests. I have tried
> > > the Xen HVM guest qemu-dm usb1.1 emulation,
> > >
> > > by specifying "usb = 1" and "usbdevice = host:xxxx:yyyy". I have also
> > tried
> > > the command usb_add host:xxxx:yyyy.
> >
> > Do you also re-assign the device from the Linux kernel? Like this:
> >
> > (the C408 0040 is my mouse).
> >
> >  cd /sys/bus/usb/drivers/usbhid
> >  for a in `ls -1 | grep :`
> >  do
> >    for DEV in C408 0040
> >    do
> >         grep $DEV $a/modalias
> >         if [ $? -eq 0 ]; then
> >                 echo "Unbinding $a for $DEV"
> >                 echo $a > unbind
> >         fi
> >    done
> >  done
> >
> > This is what the config file looks for me:
> > builder='hvm'
> > memory = 2048
> > name = "Windows7"
> > vcpus=3
> > disk = [ 'phy:/dev/vg_guest/Win7_Home,hda,w']
> > vnc=1
> > videoram=8
> > vnclisten="0.0.0.0"
> > vncpasswd=''
> > stdvga=0
> > serial='pty'
> > tsc_mode=0
> > usb=1
> > usb_add="host:045e:0040"
> > usbdevice='tablet'
> > xen_platform_pci=1
> > # Remember QEMU_AUDIO_DRV=pa
> > soundhw='es1370'
> > pci=['01:00.0','01:00.1','02:00.0']
> >

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