Re: pcmaudio(4), for fun and games.

[Antti Kantee <pooka%cs.hut.fi@localhost>]

On Fri Sep 19 2008 at 16:09:49 +0530, Cherry G. Mathew wrote:
> Hi,
> 
> Announcing the pcmaudio(4) driver, for all geeks with lots of PWM,
> lots of time, lots of boredome and nothing else to do.
> 
> ftp://ftp.netbsd.org/pub/NetBSD/misc/cherry/pcmaudio
> 
> Its basically been an exercise in writing a device driver for NetBSD,
> and has only been tested with mplayer and xine.
> 
> BUGS
> plaympeg (libSDL) doesn't seem to work for some reason.
> PWM translation seems to have some sort of bug, when the volume drops,
> sound gets scratchy. I'm sure I'm missing something obvious in clock.c
> 
> I've tried to organise the code to be as little intrusive as possible,
> however, it does touch x86/isa/clock.c, pcppi(4) and attimer(4), so
> here's what I'm asking anyone with the inclination to try:
> 
> Could you run it on a slower machine (i386/486 etc) and see if it
> works at all ? Also, if you disabled it, does it affect anything else
> ?
> 
> I don't expect to commit this anytime soon, unless someone absolutely
> needs this in the tree :-)

If it a) works b) doesn't break anything c) could be remotely useful
for someone, why not develop it in the tree?

  - antti