Placas

cat/proc/asound/cards
 0 [pcsp           ]: PC-Speaker - pcsp
                      Internal PC-Speaker at port 0x61
 1 [Intel          ]: HDA-Intel - HDA Intel
                      HDA Intel at 0x98340000 irq 16

Dispositivos

controlC0: 1er dispositivo de control
controlC1: 2do dispositivo de control
hwC1D0: dispositivo dependiente del hardware que se usa depuración para la
segunda placa, slot 1
pcmC0D0p: Primer Dispositivo de reproducción digital correspondiente a la primer placa.
pcmC1D0c: Primer Dispositivo de reproducción digital correspondiente a la segunda placa.
pcmC1D0p: Primer dispositivo de captura digital correspondiente a la segunda placa.
seq: Dispositvo sequencer.
timer: Dispositivo cronómetro.

Información de dispositivos del directorio /sys

ls -l /sys/module/snd/holders
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_hda_codec -> ../../snd_hda_codec/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_hda_codec_realtek -> ../../snd_hda_codec_realtek/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_hda_intel -> ../../snd_hda_intel/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_hwdep -> ../../snd_hwdep/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_mixer_oss -> ../../snd_mixer_oss/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_pcm -> ../../snd_pcm/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_pcm_oss -> ../../snd_pcm_oss/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_pcsp -> ../../snd_pcsp/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_seq -> ../../snd_seq/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_seq_device -> ../../snd_seq_device/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_seq_dummy -> ../../snd_seq_dummy/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_seq_oss -> ../../snd_seq_oss/
lrwxrwxrwx 1 root root 0 2009-07-27 20:28 snd_timer -> ../../snd_timer/