[NZLUG] qemu/kvm frustration

philip philipc at copyleft.co.nz
Tue Mar 29 22:31:11 NZDT 2016


On Thu, 2016-03-24 at 09:13 +1300, steve wrote:
> 
> On 03/23/2016 01:41 PM, philip wrote:
> > 
> > Hi folks,
> >                  I have googled, read documentation and nothing
> > seems to
> > work.  I must be missing something obvious.
> > 
> > I am trying to get a usb 2 port working as a storage unit on a
> > virtual
> > machine.  It would also be nice to to be able to specify the 'raw'
> > option.
> > 
> > I have qemu-kvm 1:2.5+dfsg-5 installed.
> > 
> > The blank image is created by    qemu-img create  MAXI 8G
> > 
> > The client system is installed using  (the media is a flash drive)
> > kvm -hda MAXI -boot d -cdrom /dev/sdc -m 1024
> > 
> > The client is run using   kvm ./MAXI -m 1024
> > 
> > All works nicely, but not usb 2 or specifying 'raw'
> > 
> > HELP!
> > 
> > Phil.
> This should work:
> 
> kvm ./MAXI -m 1024 -usb -device usb-host,hostbux=x,hostaddr=y
> 
> get x and y from lspci with the device plugged in
> 
> 

Thanks, it got me on the right track.

kvm -m 1024 ./MAXI -usbdevice host:ABCD:1234

Where ABCD is the vendorid and 1234 is the productid of the plugged in
stick.
Found with lsusb  1234:ABCD

Phil.

> -- 
  Philip Charles; 39a Paterson Street, Abbotsford, Dunedin, New Zealand
    +64 3 488 2818      Mobile 027 663 4453    philipc at copyleft.co.nz



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