Subject: Re: iBook problems and solutions
To: Marco Trillo <marcotrillo@gmail.com>
From: Michael Lorenz <macallan@netbsd.org>
List: port-macppc
Date: 08/26/2007 08:12:15
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Hello,

On Aug 26, 2007, at 06:35, Marco Trillo wrote:

> On 8/26/07, David H. Gutteridge <dhgutteridge@sympatico.ca> wrote:
>> Michael Lorenz wrote:
>>> ... and digging a little further it really shouldn't since daca is 
>>> not
>>> awacs compatible, the DMA backend is just similar enough to produce
>>> audible output sometimes.
>>> I'll hack the snapper driver to do the right thing here and change  
>>> awacs
>>> to attach only to chips that are really awacs.
>>
>> You probably already know this, but OpenBSD uses a different driver 
>> for
>> DACA.  (How well it works I can't comment on, since I've never used
>> OpenBSD on my iBook.)
>>
>> Interestingly, their man page says (under authors):  "The daca
>> driver was written by Tsubai Masanari and ported to OpenBSD by Joris
>> Vink."  So it may be that something was written for NetBSD a long
>> time ago but didn't make it into the tree?
>
> In fact, this [1] appears to be a "daca" driver for NetBSD, written by
> Tsubai Masanari. I can't test it too, though, since I don't have DACA
> hardware.
>
> [1] http://cvsweb.ki.nu/mef/macppc/sys/arch/macppc/dev/daca.c

It won't work as it is. But the DAC is simple enough, I think I can 
hack up something that works in the very near future.

have fun
Michael
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