KDE & /dev/dsp

Ernest L. Williams Jr. ernesto at ornl.gov
Sun Apr 11 20:54:35 UTC 2004


On Sat, 2004-04-10 at 12:17, Michael Schwendt wrote:
> On Sat, 10 Apr 2004 10:52:30 -0400, Ernest L. Williams Jr. wrote:
> 
> > > What results do you get when running redhat-config-soundcard?
> > Need to run system-config-soundcard with FC2T2, right?
> 
> Yes.
> 
> > [root at matrix root]# system-config-soundcard
> > sox: Can't open output file '/dev/dsp': No such device
> > amixer: Mixer attach default error: No such device
> > amixer: Mixer attach default error: No such device
> > -9
> > ================================================================
> > I have a similar problem can't get sound to work.
> 
> Well, what sound card/chipset is yours? Is your card listed
> as supported at http://www.alsa-project.org ?
Yes,  I have a sound blaster (Model SB Live! EMU10k1)

I tried system-config-soundcard.
I also tried modprobe snd-emu10k1

Ever since I switched from FC1 to FC2 I have had to add the ALSA
configuration manually to my modprobe.conf.  Should
system-config-soundcard do this for me?


I am using kernel (Linux matrix 2.6.5-1.315)

When I play the test sound it works and produces the following output:
=====================================================
[root at matrix root]# Simple mixer control 'PCM',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Front Left: Playback 23 [74%] [on]
  Front Right: Playback 23 [74%] [on]
-8

[2]+  Done                    system-config-soundcard
[root at matrix root]#
======================================================

Question is the ALSA sound drivers part of the kernel and no longer
needs a configuration in modprobe.conf?


Here is a snippet from lsmod on my system:
===========================================================================
[root at matrix root]# lsmod
Module                  Size  Used by
snd_emu10k1            88068  0
snd_rawmidi            21408  1 snd_emu10k1
snd_seq_device          6280  2 snd_emu10k1,snd_rawmidi
snd_ac97_codec         54404  1 snd_emu10k1
snd_util_mem            3328  1 snd_emu10k1
snd_hwdep               6532  1 snd_emu10k1
snd_pcm_oss            42532  0
snd_pcm                82568  2 snd_emu10k1,snd_pcm_oss
snd_page_alloc          8068  2 snd_emu10k1,snd_pcm
snd_timer              25092  1 snd_pcm
snd_mixer_oss          13952  1 snd_pcm_oss
snd                    43748  10
snd_emu10k1,snd_rawmidi,snd_seq_device,snd_ac97_codec,snd_util_mem,snd_hwdep,snd_pcm_oss,snd_pcm,snd_timer,snd_mixer_oss
soundcore               7520  1 snd
===================================================================


Looks like all of the goodies are there with this latest kernel.

However, when I try to play some *.ogg files, I hear no sound/music.

Any ideas here?






-- 
Ernest L. Williams Jr. <ernesto at ornl.gov>





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