> > o Centralized parallel port interface for plip, lp, zip, etc, much like
> > what 8390.c does now. Reduces code duplication.
>
> In addition, having a way of multiple things trying to use the hardware at
> once or being able to read that the port is in use by some other thing.
> This would fix some of the need to run modules (Although I love them) to
> use both lp.c and plip.c
There's not much shareable code in there. The actual routines to talk to
the port are trivial, just a couple of outb() calls. The 8390 code can
do a lot more.
People are working on a way to coordinate access to ports like that.
P.