［help］ 关于在FreeBSD8.1-amd64上用snd_da音频驱动左声道无声音。

本帖最后由 zp阿土 于 2010-08-06 18:06 编辑

我的Realtek ALC883声卡在FreeBSD8.1-amd64上加载了snd_hda驱动发现左声道无声音，编译到内核里还是一样。 我现在用的是GENERIC内核。 不知道哪位兄太碰到过这个问题没有？

我在/boot/loader.conf里加入snd_hda_load="YES" 起来后发现左声道无声音
$ cat /dev/sndstat
FreeBSD Audio Driver (newpcm: 64bit 2009061500/amd64)
Installed devices:
pcm0: <HDA> (play/rec) default
pcm1: <HDA> (play/rec)
pcm2: <HDA> (play)

$ mixer
Mixer vol is currently set to 25:25
Mixer pcm is currently set to 75:75
Mixer speaker is currently set to 75:75
Mixer line is currently set to 75:75
Mixer mic is currently set to 0:0
Mixer cd is currently set to 75:75
Mixer mix is currently set to 0:0
Mixer rec is currently set to 75:75
Mixer igain is currently set to 100:100
Recording source: mic

strange