after I compiled alsa-lib and alsa-utils, I use aplay on real hard board and it shows: aplay ALSA lib external/alsa-lib/src/confmisc.c:670:(snd_func_card_driver) cannot find card '0' ALSA lib external/alsa-lib/src/conf.c:3500:(_snd_config_evaluate) function snd_func_card_driver returned error: No such devie ALSA lib external/alsa-lib/src/confmisc.c:391:(snd_func_concat) error evaluating strings ALSA lib external/alsa-lib/src/conf.c:3500:(_snd_config_evaluate) function snd_func_concat returned error: No such device ALSA lib external/alsa-lib/src/confmisc.c:1070:(snd_func_refer) error evaluating name ALSA lib external/alsa-lib/src/conf.c:3500:(_snd_config_evaluate) function snd_func_refer returned error: No such device ALSA lib external/alsa-lib/src/conf.c:3968:(snd_config_expand) Evaluate error: No such device ALSA lib external/alsa-lib/src/pcm/pcm.c:2143:(snd_pcm_open_noupdate) Unknown PCM default aplay: main:555: audio open error: No such device
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