On Mon, Jul 14, 2003 at 01:14:48PM +0100, Philip Graham Willoughby wrote:
> Below my sig is the code I have currently, with the point-of-failure
> indicated (search for /*). I know how to write the code I want using
> direct access to the parallel port on the PC, but I wish to use the
> kernel parport stack so that it will work if I bung it on a sun too.
I think you need to take a closer look at the documentation.
> static void
> attach (struct parport *thing)
This is your 'attach' callback, called to ask your driver if it wants
to use this port or not. If it does, it should call
> if (thing->devices == NULL) /* It is. Why? */
Because you haven't registered one.
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