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From: Darren Reed <avalon@coombs.anu.edu.au>
Subject: Re: FreeBSD 3.0-current port
To: julian@current1.whistle.com (Julian Elischer)
Date: Tue, 21 Jan 1997 21:07:03 +1100 (EDT)
Cc: avalon@coombs.anu.edu.au, proff@suburbia.net, julian@freebsd.org,
        kuku@gilberto.physik.rwth-aachen.de, hackers@freebsd.org
In-Reply-To: <Pine.BSF.3.95.970121004256.9650A-100000@current1.whistle.com> from "Julian Elischer" at Jan 21, 97 00:51:29 am
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In some mail from Julian Elischer, sie said:
[...]
> the major number is written into the cdevsw structure when it is 
> assigned by the function, and it also has a spot for the driver name
> e.g. "fd".
> 
> there is also a spot for a link to an associated bdevsw entry.
> 
> sorry if that all looks too differnt to other OS's but I wanted
> to clean up a lot of cruft in teh kernel.. we have a way to go
> but this was the distance we could easily do without
> TOTALLY breaking too much..
> the functions are:
> cdevsw_add() and bdevsw_add()
> and they are in (I think) kern/kern_conf.c
> 
> (they can probably do with some cleanups by now :)

hmmm, well, the code I got passed replace some VOP_* calls and the
cdevsw hackery with:

                dev = makedev(ipl_major, 0);
                cdevsw_add(&dev, &iplcdevsw, NULL);

Darren