[Buildroot] mdev & usb problem

Steve Calfee nospamcalfee at yahoo.com
Tue Jan 5 22:47:14 UTC 2010



--- On Tue, 1/5/10, Julien Boibessot <julien.boibessot at free.fr> wrote:

> From: Julien Boibessot <julien.boibessot at free.fr>
> Subject: Re: [Buildroot] mdev & usb problem
> To: peter.stosz at mentat.hu
> Cc: buildroot at busybox.net
> Date: Tuesday, January 5, 2010, 12:43 PM
> peter.stosz at mentat.hu
> a écrit :
> >
> > > > open("/dev/bus/usb",
> O_RDONLY|O_NONBLOCK|O_DIRECTORY) = -1 ENOENT (No
> > > > such file or directory)
> > > seems to be the problem (compare it with "strace
> us" on your PC)
> > > Do you have a directory named /dev/bus/usb/ ??
> > No, but found /proc/bus/usb, isn't is enought?
> maybe not but I don't know libusb enough to give you more
> tips :-(
> 

The old mount point for usbfs was /proc/bus/usb, now it is /dev/bus/usb. Same filesystem. But someone has to mount it in either place. libusb uses this filesystem, but libusb is not required for usb device access.

Regards, Steve


      


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