Setting audio input source for Darkice using mixer: can't set vol??

Kaya Saman SamanKaya at
Wed Jun 9 10:56:14 UTC 2010

Hi guys,

just want to bump this as it's been a few days!!

Am too new on FreeBSD to diagnose the issue myself or have the 
experience to know where this problem is coming from so I hope someone 
can help??



On 06/06/2010 11:05, Kaya Saman wrote:
> Hi,
> am trying to set pcm or vol as the input source for my mixer in order 
> to be used in conjunction with Darkice.
> For Darkice I have already set input as /dev/dsp which should be ok as 
> /dev/dsp0.0 comes up when using ls /dev..... however, I had this 
> config working on another box so from what I can tell the 0.0 just 
> gives the amount of simultaneous channels if I'm not mistaken.
> The major difficulty however is coming from the fact that I can't set 
> the rec input to be pcm or vol :-(
> pciconf -lv shows this:
> hdac0 at pci0:0:27:0:    class=0x040300 card=0x50038086 chip=0x3a3e8086 
> rev=0x00 hdr=0x00
>     vendor     = 'Intel Corporation'
>     device     = 'HD Audio Controller'
>     class      = multimedia
>     subclass   = HDA
> and as both Andrew Thompson and Frank Shute helped me last time getting:
> snd_hda_load="YES"
> into /boot/loader.conf audio works without any problem too as have 
> tested playback!!
> If I try to set:
> # mixer =rec vol
> mixer: unknown recording device: vol
> usage: mixer [-f device] [-s | -S] [dev [+|-][voll[:[+|-]volr]] ...
>        mixer [-f device] [-s | -S] recsrc ...
>        mixer [-f device] [-s | -S] {^|+|-|=}rec rdev ...
>  devices: vol, pcm, speaker, mic, mix, rec
>  rec devices: mic, mix
> I just get that the rec interfaces are mic or mix?? This is not the 
> same as my other box using a different and much older integral sound 
> chip.
> I also attempted to comment the snd_hda_load out of /boot/loader.conf 
> and include this instead:
> snd_driver_load="YES"
> which basically did the same thing as the above with (so also a small 
> question here about which line is better?) so yeah am stuck with both 
> kernel module loaders providing the same output :-(
> Is there a way other then feeding a cable from the output into the 
> input to rectify this issue??
> Thanks,
> Kaya
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