Re: USB printer in /proc/bus/usb/devices, but not in /sys/bus/usb/...

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, 29 May 2009, Philipp Marek wrote:

> Hello everybody,
> 
> I recently upgraded to debian 2.6.29-2-amd64 (which might be the cause).
> 
> I don't get a device node for my printer anymore; while dmesg shows some
> messages about it being plugged in (or out) and it's listed in
> /proc/bus/usb/devices, there's no information for it below /sys/bus/usb/.
> 
> usblp is loaded.
> 
> I couldn't get the bind files to work:
>   echo 2.8 > /sys/bus/usb/drivers/usblp/bind
>   /bin/echo: write error: No such device
> Neither with 2-8.

You need the -n flag for echo.  Also, 2.8 is not a valid device name.

> What can I do to diagnose that a bit further, or possibly just get that to work
> again?

Post the contents of /proc/bus/usb/devices and /sys/bus/usb/devices.  
Also post the dmesg log showing what happens when you plug in the 
printer.

Alan Stern

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux