Subject: Re: No sound on Mac mini
To: None <joel@carnat.net>
From: Michael Lorenz <macallan@netbsd.org>
List: port-macppc
Date: 05/06/2007 18:21:46
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Hello,

On May 6, 2007, at 16:50, Joel CARNAT wrote:

> On Sun, May 06 2007 - 15:02, Michael Lorenz wrote:
>>  On May 6, 2007, at 14:48, Joel CARNAT wrote:
>>
>>> I seem to not have any mixer/audio abilities on my mini:
>>> # dmesg | egrep 'audio|snapper'
>>> snapper0: software codec
>>> audio0 at snapper0: full duplex
>>> # audioctl
>>> audioctl: /dev/audioctl0: Device not configured
>>> # mixerctl
>>> mixerctl: /dev/mixer0: Device not configured
>>>
>>> I'm using "NetBSD 4.0_BETA2 (GENERIC)".
>>> Full dmesg are:
>>> http://www.tumfatig.net/dmesg/Mac%20Mini/NetBSD%204.0_BETA2/dmesg.txt
>>> http://www.tumfatig.net/dmesg/Mac%20Mini/NetBSD%204.99.19/dmesg.txt
>>
>>  The audio chip used in the Mini is actually little more than a DMA 
>> engine
>>  and a DAC - no mixer at all. Should work in -current using software 
>> volume
>>  control ( I think Jared requested pullup to 4.0 but I'm not sure )
>>
>
> Booting the 4.99.19 makes audioctl and mixerctl output things.
> Mixer.app and aumix now also work too.
> And I get output from mpg321.

I dug up the relevant changes to radeonfb and snapper, they should show 
up in the 4.0 branch pretty soon. Anything else that's broken ( or 
semi-broken ) in 4.0 but works in -current?

have fun
Michael
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