HI,
could you send the boot log of ALSA here?
after ALSA init,
it will print the sound card list.
Which kernel tree you are using?
---
Best regards,
Zhang Jiejing
Andrés Calderón wrote:I think it's in kernel. do you have this device "/dev/dsp"
> Hi,
>
> I'm starting to try the alsa-utils, I have the following error with aplay:
>
>
> root@xburst:/proc/asound# aplay -l
> aplay: device_list:223: no soundcards found...
>
> Is this a error in kernel or a setup error in the userspace?
>
Jiejing have enable the pavo sound driver in Ben, the info just like blow.
but the sound not work.
what rootfs you use?
_______________________________________________
> Any recommendations?
>
> thanks in advance,
>
> Some debug data:
>
> uname -a
> Linux xburst 2.6.24.3-gfa3de51a-dirty #49 PREEMPT Thu Oct 8 15:24:47 COT
> 2009 mips unknown
>
>
> in the kernel log:
>
> ALSA device list:
> #0: Pavo (JZCODEC)
>
> in the /proc file system
> root@xburst:/proc/asound# tree
> .
> |-- Pavo -> card0
> |-- card0
> | |-- id
> | |-- oss_mixer
> | |-- pcm0c
> | | |-- info
> | | |-- oss
> | | `-- sub0
> | | |-- hw_params
> | | |-- info
> | | |-- status
> | | `-- sw_params
> | `-- pcm0p
> | |-- info
> | |-- oss
> | `-- sub0
> | |-- hw_params
> | |-- info
> | |-- status
> | `-- sw_params
> |-- cards
> |-- devices
> |-- oss
> | |-- devices
> | `-- sndstat
> |-- pcm
> |-- timers
> `-- version
>
> root@xburst:/proc/asound# cat cards
> 0 [Pavo ]: JZCODEC - Pavo
> Pavo (JZCODEC)
>
> root@xburst:/proc/asound# cat devices
> 0: [ 0] : control
> 16: [ 0- 0]: digital audio playback
> 24: [ 0- 0]: digital audio capture
> 33: : timer
> root@xburst:/proc/asound#
> root@xburst:/proc/asound# cat pcm
> 00-00: JZCODEC JZCODEC-I2S-0 : : playback 1 : capture 1
>
> the .config
> #
> # Sound
> #
> CONFIG_SOUND=y
>
> #
> # Advanced Linux Sound Architecture
> #
> CONFIG_SND=y
> CONFIG_SND_TIMER=y
> CONFIG_SND_PCM=y
> # CONFIG_SND_SEQUENCER is not set
> CONFIG_SND_OSSEMUL=y
> CONFIG_SND_MIXER_OSS=y
> CONFIG_SND_PCM_OSS=y
> CONFIG_SND_PCM_OSS_PLUGINS=y
> # CONFIG_SND_DYNAMIC_MINORS is not set
> CONFIG_SND_SUPPORT_OLD_API=y
> # CONFIG_SND_VERBOSE_PROCFS is not set
> # CONFIG_SND_VERBOSE_PRINTK is not set
> # CONFIG_SND_DEBUG is not set
>
> #
> # Generic devices
> #
> # CONFIG_SND_DUMMY is not set
> # CONFIG_SND_MTPAV is not set
> # CONFIG_SND_SERIAL_U16550 is not set
> # CONFIG_SND_MPU401 is not set
>
> #
> # ALSA MIPS devices
> #
>
> #
> # System on Chip audio support
> #
> CONFIG_SND_SOC=y
>
> #
> # SoC Audio support for SuperH
> #
> CONFIG_SND_JZ4740_SOC=y
> CONFIG_SND_JZ4740_SOC_PAVO=y
> # CONFIG_SND_JZ4740_AC97 is not set
> CONFIG_SND_JZ4740_SOC_I2S=y
> CONFIG_SND_SOC_ICODEC=y
>
> #
> # Open Sound System
> #
> # CONFIG_SOUND_PRIME is not set
>
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