libifp and the new udev (was: Re: PCMCIA & udev changes)

[Ignacio Vazquez-Abrams]

On Fri, 2005-07-15 at 17:05 -0400, Bill Nottingham wrote:
> Ignacio Vazquez-Abrams (ivazquez at ivazquez.net) said: 
> > Apparently udev can't see them.
> > 
> > "The first thing you need to do is find a directory somewhere in /sys
> > that corresponds to your hardware, and includes a file named "dev", as
> > udevinfo can only work on directories of this type. These directories
> > are all found under either /sys/block or /sys/class - there is no point
> > looking anywhere else!"
> > 
> > User-mode drivers don't give the device a block or class designator, and
> > so udev won't handle them.
> 
> Sure it will.
> 
> At the end of udev.rules:
> 
> ACTION=="add", SUBSYSTEM=="usb", MODALIAS=="*", \
>         RUN+="/sbin/modprobe $modalias"
> 
> This gets run for all usb devices to *try* and load a driver. It's running
> before the kernel could know whether or not a driver is kenrel or
> userspace.

Aha! That got it.

> Perhaps the udev docs need some help.

Indeed. The range of actions possible would also be useful.

-- 
Ignacio Vazquez-Abrams <ivazquez at ivazquez.net>
http://fedora.ivazquez.net/

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