Re: Dreamcast AICA driver

[Lee Revell <rlrevell@joe-job.com>]

On Sun, 2006-03-12 at 01:20 +0000, Adrian McMenamin wrote:
> On Sat, 2006-03-11 at 20:11 -0500, Lee Revell wrote:
> > On Sun, 2006-03-12 at 00:52 +0000, Adrian McMenamin wrote:
> > > After a mere three years in development I now have a working (mono only
> > > for now) ALSA driver for the Dreamcast driver to test.
> > > 
> > > Sources are available for browsing at:
> > > 
> > > http://newgolddream.dyndns.info/cgi-bin/cvsweb
> > > 
> > > 
> > > If there are any testers out there please let me know!
> > 
> > Cool, what did you have to do to get it working?
> 
> 
> Key point was to switch to timer polling. It turned out there were
> issues with the ARM7 firmware and interrupts that meant it behaved in
> odd ways and essentially didn't work :)
> 
> So I still use DMA to transfer the samples, but I use timer polling to
> test how much has been played
> 

Great!!!  I am really glad you finally got this to work - your plight
reminded me of trying to develop the emu10k1 multichannel support, when
I knew nothing about ALSA drivers, and only had existing driver and
reverse engineered hardware docs...

You should submit this to ALSA now, as a patch against CVS...

Lee



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