Re: [Discuss-gnuradio] failed to find usrp[0]

[Lee Patton]

The mailing list archive has a lot on this. e.g.,
http://lists.gnu.org/archive/html/discuss-gnuradio/2005-02/msg00285.html

On Wed, 2006-01-25 at 05:16 +0100, Pacho V wrote:
> On Wednesday 25 January 2006 04.22, Eric Blossom wrote:
> > On Wed, Jan 25, 2006 at 03:56:25AM +0100, Pacho V wrote:
> > > hi LRK, Eric, and other USRP users:
> > >
> > > thank you for your answer. unfortunately i was not able to solve my
> > > problem :(
> > >
> > >
> > > moreover, i noticed the directory /proc/bus/usb/ is empty and it has the
> > > following permissions:
> > >
> > > dr-xr-xr-x  2 root root 0 Jan 25 03:51 usb/
> >
> > Sounds like you don't have usbfs mounted.
> >
> > Eric
> 
> Thank you Eric! you were right :-)
> I mounted usbfs as root: mount -t usbfs none /proc/bus/usb
> usbview works now and most importantly the gnu radio scripts too (but only if 
> i am root). the permissions of /proc/bus/usb/* are the following:
> 
> /proc/bus/usb:
> total 0
> dr-xr-xr-x  2 root root 0 Jan 19 17:04 001/
> dr-xr-xr-x  2 root root 0 Jan 19 17:04 002/
> dr-xr-xr-x  2 root root 0 Jan 19 17:04 003/
> -r--r--r--  1 root root 0 Jan 25 04:47 devices
> 
> /proc/bus/usb/001:
> total 0
> -rw-r--r--  1 root root 43 Jan 19 17:04 001
> 
> /proc/bus/usb/002:
> total 0
> -rw-r--r--  1 root root 43 Jan 19 17:04 001
> 
> /proc/bus/usb/003:
> total 0
> -rw-r--r--  1 root root 43 Jan 19 17:04 001
> -rw-r--r--  1 root root 43 Jan 25 04:30 044
> -rw-r--r--  1 root root 77 Jan 25 04:30 045
> -rw-r--r--  1 root root 52 Jan 25 04:30 046
> -rw-r--r--  1 root root 68 Jan 25 05:00 048
> 
> my id is the following:
> uid=500(renato) gid=500(renato) groups=4(adm),10(wheel),43(usb),500(renato)
> 
> is there any possibility to run the gnu radio scripts without being root?
> thank you again!
> r.
> 
> 
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