Libusb-/proc/bus/usb setup

Ag Hatzim zkom.xl at gmail.com
Mon Apr 3 01:04:34 PDT 2006


Randy McMurchy(randy at linuxfromscratch.org)@Sun, Apr 02, 2006 at 10:01:38AM -0500:
> Hi all,
> 
> There is a bug in the BLFS Trac system titled /proc/bus/usb is obsolete.
> http://wiki.linuxfromscratch.org/blfs/ticket/1680
> 
> I'm updating libusb to version 0.1.12 and would like to know if anyone
> can help me understand the above-referenced bug. The bug says that the
> /proc/bus/usb setup is obsolete, but it works with kernels up to and
> including 2.6.14.x. Current LFS SVN is using a 2.6.12.x kernel.
> 

Just for your information,it doesn't work with a recent kernel (2.6.16.1 in my case).

Using the rules that mentioned from Alexander in the bug,sane finds the
scanner,under /dev/bus/usb and with the proper permitions.
This is from a recent build of the udev branch.

[414](~)sane-find-scanner 
#-------------------------------# 
found USB scanner (vendor=0x04a9 [Canon], product=0x220e [CanoScan],
chip=LM9832/3) at libusb:2:3.
#-------------------------------#



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