Karl Fogel wrote:
> Anyway, I'm unable to find the right /dev device for the card.  FAQs
> (http://www.geocities.com/SiliconValley/Horizon/3991/lspaudio_alsa.html,
> for example) indicate that
>
>    /dev/snd/pcmC0D0
>
> should be my card.

This is wrong. You name is pcmC0D0p for playback and pcmC0D0c for
capture (in both cases card 0, device 0).

> I tried it with various other pcm* devices in that directory; this
> time they remained 0 bytes -- but still no sounds came out.

You cannot use these files directly, they need some magic IOCTLs to be
set up propertly. Try "aplay something.wav".

> I'm fairly ignorant of the voodoo that creates device files -- in fact
> (I'm belatedly ashamed to admit) I don't even know whether they get
> recreated every time the kernel boots, or if they're somehow "really
> there" in the filesystem, as directory entries or inodes with special
> meta bits.

Both. ;-)  It depends on whether you're using devfs.


HTH
Clemens




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