No sound on Macmini with FreeBSD 10
jerry at seibercom.net
Mon Jan 27 21:10:10 UTC 2014
On Mon, 27 Jan 2014 21:56:34 +0100 (CET), Volker Nebel stated:
> Since a few days my Macmini 6.1 is running on FreeBSD 10.0 (yeah, and
> FreeBSD alone)! Unfortunately, it does not (yet) produce any sound,
> and I really need help on this. I followed the handbook and it looks
> like, driver snd_hda is used. [CMD=" "]dmesg | grep hda[/CMD] gives
> the output shown below. Soundcard seems to be Cirrus Logic CS4206.
> I tried the following steps:
> - Find a specific driver for this sound card: Nothing.
> - Turn volume up with [CMD=" "]mixer pcm 100 vol 100[/CMD]. Still
> nothing to hear.
> - Change the value of hw.snd.default_unit to 0,1,2. No effect.
> Has anybody a good idea how to proceed?
> Don't know, whether the following is relevant: [CMD=" "]kldload
> snd_driver[/CMD] gives 6 times "ppc0: cannot reserve I/O port range".
> When booting, I get this message once.
Dumb question perhaps, but did you ever have sound working on the unit?
I had a similar situation on a PC running MS Windows. One day there was
just no sound. It turned out the sound card had burnt out.
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