/dev/dsp disappeared after power outage

[Jeremie Le Hen]

Hi,

On Tue, Feb 05, 2008 at 05:25:46PM +0800, Ariff Abdullah wrote:
> On Mon, 4 Feb 2008 15:14:49 -0700
> Bert JW Regeer <xistence at 0x58.com> wrote:
> > I just booted up my desktop machine at home, I don't have sound  
> > enabled by default, so I loaded the module that is required. Before 
> > 
> > the module was loaded:
> > 
> > ls -lah /dev/dsp*
> > ls: No match.
> > 
> > After the module was loaded (I just load snd_driver). Nothing else
> > was   executed after the module was loaded.
> > 
> > ls -lah /dev/dsp*
> > crw-rw-rw-  1 root  wheel    0, 106 Jan 26 05:24 /dev/dsp0.0
> > crw-rw-rw-  1 root  wheel    0, 109 Jan 26 05:24 /dev/dsp0.1
> > crw-rw-rw-  1 root  wheel    0, 112 Jan 26 05:24 /dev/dsp0.2
> > crw-rw-rw-  1 root  wheel    0, 115 Jan 26 05:24 /dev/dsp0.3
> > crw-rw-rw-  1 root  wheel    0, 118 Jan 26 05:24 /dev/dsp0.4
> > crw-rw-rw-  1 root  wheel    0, 122 Jan 26 05:24 /dev/dsp0.5
> > crw-rw-rw-  1 root  wheel    0, 107 Jan 26 05:24 /dev/dspW0.0
> > crw-rw-rw-  1 root  wheel    0, 110 Jan 26 05:24 /dev/dspW0.1
> > crw-rw-rw-  1 root  wheel    0, 113 Jan 26 05:24 /dev/dspW0.2
> > crw-rw-rw-  1 root  wheel    0, 116 Jan 26 05:24 /dev/dspW0.3
> > crw-rw-rw-  1 root  wheel    0, 119 Jan 26 05:24 /dev/dspW0.4
> > crw-rw-rw-  1 root  wheel    0, 123 Jan 26 05:24 /dev/dspW0.5
> > crw-rw-rw-  1 root  wheel    0, 121 Jan 26 05:24 /dev/dspr0.4
>                                                    ^^^^^^^^^^^^
> Yours is obviously 6.x .
> 
> Beginning with 7.x and beyond, nothing will be created by default,
> just like what the original poster being experiencing. Refer to
> sound(4).

BTW, is it possible to tighten sound(4) permissions with devfs.conf(5)?

With something like:
% own pcm0 root:audio
% perm pcm0 0660

Regards,
-- 
Jeremie Le Hen
< jeremie at le-hen dot org >< ttz at chchile dot org >