/dev/snd/pcmC0D0p failed: No such file or directory

нет звука. 
дебиан, ядро 2.6.22
мплеер ругается,
[AO OSS] audio_setup: Can't open audio device /dev/dsp: No such file or directory
[AO_ALSA] alsa-lib: pcm_hw.c:1242:(snd_pcm_hw_open) open /dev/snd/pcmC0D0p failed: No such file or directory
[AO_ALSA] Playback open error: No such file or directory

запускал alsaconf, он загрузил необходимые модули, но это не помогло - устройство /dev/snd/pcmC0D0p не появилось Нет также и /dev/dsp

lsmod | grep alsa
cx88_alsa              12744  0
cx88xx                 63176  4 cx88_dvb,cx8800,cx8802,cx88_alsa
snd_pcm                72324  3 snd_intel8x0,snd_ac97_codec,cx88_alsa
btcx_risc               4712  4 cx8800,cx8802,cx88_alsa,cx88xx
videobuf_dma_sg        12996  6 cx88_dvb,videobuf_dvb,cx8800,cx8802,cx88_alsa,cx88xx
snd                    48324  5 snd_intel8x0,snd_ac97_codec,cx88_alsa,snd_pcm,snd_timer

lsmod | grep snd
snd_intel8x0           32124  0
snd_ac97_codec         92836  1 snd_intel8x0
ac97_bus                2272  1 snd_ac97_codec
snd_pcm                72324  3 snd_intel8x0,snd_ac97_codec,cx88_alsa
snd_timer              21028  1 snd_pcm
snd                    48324  5 snd_intel8x0,snd_ac97_codec,cx88_alsa,snd_pcm,snd_timer
snd_page_alloc          9512  2 snd_intel8x0,snd_pcm
soundcore               7520  1 snd

/dev/snd$ ls -l
���0
crw-rw---- 1 root audio 116,  0 2007-12-09 02:12 controlC0
crw-rw---- 1 root audio 116, 32 2007-12-08 23:35 controlC1
crw-rw---- 1 root audio 116, 24 2007-12-09 02:12 pcmC0D0c
crw-rw---- 1 root audio 116, 56 2007-12-08 23:35 pcmC1D0c
crw-rw---- 1 root audio 116, 48 2007-12-08 23:35 pcmC1D0p
crw-rw---- 1 root audio 116, 57 2007-12-08 23:35 pcmC1D1c
crw-rw---- 1 root audio 116, 58 2007-12-08 23:35 pcmC1D2c
crw-rw---- 1 root audio 116, 59 2007-12-08 23:35 pcmC1D3c
crw-rw---- 1 root audio 116, 52 2007-12-08 23:35 pcmC1D4p
crw-rw---- 1 root audio 116, 33 2007-12-09 02:12 timer