Re: Beginner question - getting started with ALSA on a Fedora Core 6

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Much progress!

I went back to /etc/modprobe.conf and edited the last line to read:

# remove snd-cs4236.....

I tried modprobe snd-cs4236, and then I found better results with lsmod | 
grep snd:

# lsmod | grep snd
snd_cs4236             23145  0
snd_opl3_lib           14913  1 snd_cs4236
snd_hwdep              13637  1 snd_opl3_lib
snd_cs4236_lib         20161  1 snd_cs4236
snd_mpu401_uart        13249  1 snd_cs4236
snd_rawmidi            28737  1 snd_mpu401_uart
snd_cs4231_lib         29765  2 snd_cs4236,snd_cs4236_lib
snd_seq_dummy           8133  0
snd_seq_oss            37057  0
snd_seq_midi_event     11841  1 snd_seq_oss
snd_seq                57137  5 snd_seq_dummy,snd_seq_oss,snd_seq_midi_event
snd_seq_device         12621  5 
snd_opl3_lib,snd_rawmidi,snd_seq_dummy,snd_seq_o
ss,snd_seq
snd_pcm_oss            46561  0
snd_mixer_oss          20673  1 snd_pcm_oss
snd_pcm                80453  3 snd_cs4236_lib,snd_cs4231_lib,snd_pcm_oss
snd_timer              27077  4 snd_opl3_lib,snd_cs4231_lib,snd_seq,snd_pcm
snd                    57029  14 
snd_cs4236,snd_opl3_lib,snd_hwdep,snd_cs4236_li
b,snd_mpu401_uart,snd_rawmidi,snd_cs4231_lib,snd_seq_oss,snd_seq,snd_seq_device,
snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer
soundcore              14113  1 snd
snd_page_alloc         14281  2 snd_cs4231_lib,snd_pcm

Now the commands aplay, arecord, and so on appear to function.

arecord -d 5 >file.wav produces a file, however, the file plays back as 
silence.

I think my remaining problem is around setting amixer properly.

I looked at amixer trying to figure out how to enable input from the 
microphone jack of the sound device (on this machine, it's routed to a 
connector on the front panel with a microphone icon, and when I plug a sound 
source in, I can hear the sound on the machine's internal speaker.) This is 
going to take more reading, because there are so many individual 
parameters...

Thanks,

Dave




>From: Bill Unruh <unruh@xxxxxxxxxxxxxx>
>To: david feldman <wb0gaz@xxxxxxxxxxx>
>CC: alsa-user@xxxxxxxxxxxxxxxxxxxxx, steshenko_sergei@xxxxxxx
>Subject: Re:  Beginner question - getting started with ALSA on a 
>Fedora Core 6
>Date: Mon, 8 Jan 2007 15:31:55 -0800 (PST)
>
>On Mon, 8 Jan 2007, david feldman wrote:
>
>>Thanks Bill and Sergei!
>>
>>Here is the new information:
>>
>>>lsmod|grep snd
>>>What does this list?
>>
>>Empty - no module with "snd" in it!
>
>OK, that means that you have no sound card driver loaded. It is not
>surprising then that you have no sound.
>
>If what is below is your /etc/modprobe.conf, then just do modprobe 
>snd-card-0
>Now, do lsmod|grep snd again. If still nothing shows up do
>dmesg|tail -20
>and look for error messages from the attempt to load the sound card driver.
>
>Maybe you do not have a CS4236 sound card?
>
>If you now have snd- modules loaded, try alsamixer to turn on the volume
>(it is always off by default) and then use aplay and arecord.
>
>
>
>
>
>
>>
>>>ls /proc/asound
>>
>>asound does not exist in /proc.
>>
>>###
>>
>>Here is /etc/modprobe.conf.
>>
>>The first three entires are due to my existing hardware, two Ethernet and
>>one SCSI port.
>>
>>I do not understand the last line "remove snd-cs4236.....":
>>
>>alias eth0 8139too
>>alias eth1 e100
>>alias scsi_hostadapter aic7xxx
>>alias snd-card-0 snd-cs4236
>>options snd-card-0 index=0
>>options snd-cs4236 index=0
>>remove snd-cs4236 { /usr/sbin/alsactl store 0 >/dev/null 2>&1 || : ; };
>>/sbin/modprobe -r --ignore-remove snd-cs4236
>>
>>_________________________________________________________________
>>>From photos to predictions, The MSN Entertainment Guide to Golden Globes 
>>>has
>>it all. http://tv.msn.com/tv/globes2007/?icid=nctagline1
>>
>>
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>--
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