On Saturday 23 July 2011 17:44:11 Peer Stritzinger wrote:
> Hi,
> 
> On Sat, Jul 23, 2011 at 5:17 PM, Hans Petter Selasky <hsela...@c2i.net> 
wrote:
> > On Saturday 23 July 2011 17:18:34 Peer Stritzinger wrote:
> >>  $ sudo usbconfig -u 3 -a 1 reset
> >> usbconfig: could not reset device: Device not configured
> >> 
> >> and after this all devices hat are on this bus are no longer visible
> >> to usbconfig until the next reboot.
> > 
> > This is a known issue which was fixed in stable.
> 
> Great.
> 
> Since power-cycling needs to reset the HUB I now have the problem to
> find out on which HUB in the system my device hangs.
> 
> There are two HUB's on the same root HUB and I don't want to
> power-cycle all devices.  Is there a way to learn the physical
> structure of a USB bus?

devinfo

Address 1 is always the root HUB.

--HPS
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