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-   -   alsa "can't find" onboard audio (https://www.linuxquestions.org/questions/linux-hardware-18/alsa-cant-find-onboard-audio-693079/)

mk27 12-26-2008 09:25 AM

alsa "can't find" onboard audio
 
I'm trying to get realtek ALC850 onboard HD audio to work on Fedora 10/64. I downloaded and built the latest alsa driver, apparently including intel-hda support and the realtek codec. However, I cannot test the module (or the card) because alsa keeps saying things like this:

Code:

[root] modprobe snd-hda-intel index=0 id=sndcard
[root] aplay this.wav

ALSA lib confmisc.c:768:(parse_card) cannot find card '0'
ALSA lib conf.c:3513:(_snd_config_evaluate) function snd_func_card_driver returned error: No such file or directory
ALSA lib confmisc.c:392:(snd_func_concat) error evaluating strings
ALSA lib conf.c:3513:(_snd_config_evaluate) function snd_func_concat returned error: No such file or directory
ALSA lib confmisc.c:1251:(snd_func_refer) error evaluating name
ALSA lib conf.c:3513:(_snd_config_evaluate) function snd_func_refer returned error: No such file or directory
ALSA lib conf.c:3985:(snd_config_expand) Evaluate error: No such file or directory
ALSA lib pcm.c:2202:(snd_pcm_open_noupdate) Unknown PCM default
aplay: main:583: audio open error: No such file or directory
Press any key to continue...

[root]alsactl init sndcard

alsactl: init:1725: Cannot find soundcard 'sndcard'...

[root]alsactl init 0

alsactl: init:1725: Cannot find soundcard '0'...

All the modules do load. It could be because of some configuration file somewhere, but the alsa documetation I have found is very poor and fails to explain the software in detail (unless you really need to know how to move a mixer slider with your mouse). I'm also presuming that alsactl was intended to replace alsaconf, but again, the alsa-project seems to have determined that end users do not need real documentation.

Does anyone understand how this is supposed to function?

amani 12-26-2008 09:55 AM

See the Fedora wiki for more info on pulseaudio.

or http://pulseaudio.org/wiki

mk27 12-26-2008 10:17 AM

Quote:

Originally Posted by amani (Post 3387689)
See the Fedora wiki for more info on pulseaudio.

It seems to me that pulseaudio is just going to use alsa anyway -- and b/t/w, I searched the Fedora wiki for pulseaudio and got nothing.

But it looks like none of this is going to matter: I just noticed there are no soundcards listed in /proc/asound and lspci actually does not show this device at all. Am I just wasting my time with this and need to get a legit PCI card?


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