[Buildroot] mdev & usb problem

Julien Boibessot julien.boibessot at free.fr
Tue Jan 5 12:37:04 UTC 2010


peter.stosz at mentat.hu a écrit :
> /opt # find / -name usb.ids*
> /usr/share/usb.ids.gz
and what gives "strace lsusb" on your board ??
> /opt #
> /opt # strace ./us
> ......
> ioctl(0, SNDCTL_TMR_TIMEBASE or TCGETS, {B115200 opost isig icanon
> echo ...}) = 0
> ioctl(1, SNDCTL_TMR_TIMEBASE or TCGETS, {B115200 opost isig icanon
> echo ...}) = 0
> 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/ ??

Julien



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