alsa udev device creation

Georgina Joyce gena at genaj.plus.com
Thu May 18 09:12:57 PDT 2006


On Wed, May 17, 2006 at 11:35:48PM +0100, Ken Moffat wrote:
> On Wed, May 17, 2006 at 11:06:44PM +0100, Georgina Joyce wrote:
> > On Wed, May 17, 2006 at 09:24:56AM +0200, Andrei A. Voropaev wrote:
> > > 
> > > Are you sure that kernel recognizes your hardware? Do you see messages
> > > reporting that alsa module was loaded correctly, do you see the module
> > > in lsmod?
> > I can't state it clearer, I don't have the /dev/audio /dev/dsp etc devices.  The cards are being seen and configured.  I can adjust volume etc.  I just can't use them because they don't have the virtual devices in /dev.
> > 
> > Gena
> 
>  Your .config showed that at least some of these drivers are
> modules.  Section 7.4.4 may have some bearing (hope I've transcribed
> this correctly, I'm stuck with a one-button mouse on this box) :
Yes, I'd seen that but fallen at the first herdle in that I don't have a modules.conf.  However, by stating them in the /etc/sysconfig/modules file it has fixex it.

Thanks.

Gena
> 
>  in /etc/modprobe.conf
> 
>  install snd-pcm modprobe -i snd-pcm ; modprobe \
> 	snd-pcm-oss ; true
> 
>  Most of my boxes are either running CLFS, or weighed down with
> custom rules, but I think this was the important part for getting
> oss sound emulation working.
> 
>  However, my experience is slightly different - if /dev/dsp etc does
> not exist, alsamixer bails out and I eventually remember that the
> devices are probably missing.
> 
>  If that doesn't help, you maybe need to look at the BLFS book and
> ask on blfs-support.
> 
> Ken
> -- 
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