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FreeBSD General Other questions regarding FreeBSD which do not fit in any of the categories below. |
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No sound on my FreeBSD box
Code:
$uname -a FreeBSD mybsd.zsoft.com 9.0-RELEASE FreeBSD 9.0-RELEASE #0: Tue Jan 3 07:15:25 UTC 2012 root@obrian.cse.buffalo.edu:/usr/obj/usr/src/sys/GENERIC i386 $mixer Mixer vol is currently set to 75:75 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 rec is currently set to 75:75 Mixer igain is currently set to 0:0 Mixer line1 is currently set to 75:75 Mixer phin is currently set to 0:0 $pciconf -lv | grep -i audio device = '82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller' subclass = audio subclass = audio $dmesg | grep -i audio pci1: <multimedia, audio> at device 0.0 (no driver attached) $dmesg -a | grep -i pcm0 pcm0: <Intel ICH4 (82801DB)> port 0xe000-0xe0ff,0xe400-0xe43f mem 0xde081000-0xde0811ff,0xde082000-0xde0820ff irq 17 at device 31.5 on pci0 pcm0: <Avance Logic ALC101 AC97 Codec> $cat /dev/sndstat FreeBSD Audio Driver (newpcm: 32bit 2009061500/i386) Installed devices: pcm0: <Intel ICH4 (82801DB)> (play/rec) default FYI: Code:
when i playing mp3 using mpc, the irq 17 indeed occurs: [COvmstat -i interrupt total rate irq1: atkbd0 2740 3 irq12: psm0 26212 30 irq14: ata0 4831 5 irq15: ata1 24 0 irq16: uhci0+ 909 1 irq17: pcm0 23239 26 irq21: rl0 905 1 cpu0:timer 155696 178 Total 214556 246DE] |
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Do you have snd_ich_load="YES" in /boot/loader.conf?
Did you kldload(8) snd_ich? Also this Handbook chapter may help with other settings.
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May the source be with you! |
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Quote:
Code:
$ cat /usr/src/sys/i386/conf/GENERIC | grep -i snd_ich device snd_ich # Intel, NVidia and other ICH AC'97 Audio |
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It works now after using audio/oss instead of snd_ich ! Of course, you need to customize the kernel to remove sound drivers.
$uname -a FreeBSD mybsd.zsoft.com 9.0-RELEASE-p3 FreeBSD 9.0-RELEASE-p3 #0: Fri Jul 6 23:01:34 CST 2012 sw2wolf@mybsd.zsoft.com:/usr/obj/usr/src/sys/MYKERNEL i386 $cat MYKERNEL | grep snd_ #device snd_es137x # Ensoniq AudioPCI ES137x #device snd_hda # Intel High Definition Audio #device snd_ich # Intel, NVidia and other ICH AC'97 Audio #device snd_uaudio # USB Audio #device snd_via8233 # VIA VT8233x Audio $kldstat Id Refs Address Size Name 1 13 0xc0400000 be759c kernel 2 3 0xc318a000 7a000 osscore.ko 3 1 0xc320c000 6000 oss_cmpci.ko 4 1 0xc32ab000 6000 oss_ich.ko 5 1 0xc3392000 9000 i915.ko 6 1 0xc33aa000 16000 drm.ko Regards! Last edited by sw2wolf; 6th July 2012 at 10:43 AM. |
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