Thank you Clemens, that was the problem.
I didn't install alsa-lib with the Makefile, but copied directly the required libraries. The configuration files in /usr/share/alsa were missing.
Nicolas
Clemens Ladisch <cladisch@xxxxxxxxxxxx> a écrit :
Clemens Ladisch <cladisch@xxxxxxxxxxxx> a écrit :
nicolas ricard wrote:
> I'm trying to install and configure alsa support for an embedded device,
> from scratch (no distro).
> My config is as follow :
> - ALSA 1.0.13
> ...
> ~ # ls -al /dev/snd
> ...
> crw-rw-rw- 1 root root 116, 0 Jan 29 20:24 controlC0
> ...
> ~ # amixer
> ALSA lib control.c:910:(snd_ctl_open_noupdate) Invalid CTL default
When you installed alsa-lib, did it copy its configuration files
to /usr/share/alsa?
Regards,
Clemens
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