[PC-BSD Support] Sound settings aren't saved after reboot.

Johann Hugo jhugo at meraka.csir.co.za
Mon Feb 18 01:21:15 PST 2013


Mmm, I see I've changed this as well. 
hw.snd.default_auto=0

Johann

On Monday 18 February 2013 02:32:18 Ted Hatfield wrote:
> 
> After some advice from another forum member I've gotten closer to 
> diagnosing the problem as well as creating a work-around.
> 
> First of all the sound configuration utility in the PCBSD control panel 
> sets the hw.snd.default_unit=0 value in /etc/sysctl.conf.
> 
> Unfortunately this setting does not stick.  When I reboot the machine and 
> login to the desktop the sysctl value is changed back to 
> hw.snd.default_unit=3.
> 
> This means one of two things.  The value is never changed when sysctl is 
> run during the RC, or the value is changed somtime after sysctl is loaded.
> 
> If you can tell me how to stop pcbsd from calling startx, I'll see if the 
> sysctl variable is changed before or after x loads.
> 
> 
> My workaround was to create a script that calls 
> sudo /sbin/sysctl hw.snd.default_unit=0
> and then add the script in my .xprofile.
> 
> Can someone verify that I need to use sudo to change the sysctl variable 
> or can you change that variable with user privileges.  I couldn't find the 
> privilege level required to change particular sysctl kernel variables 
> anywhere in the documentation.
> 
> Thanks,
> 
> Ted Hatfield
> 
> 
> 
> 
> On Mon, 18 Feb 2013, Johann Hugo wrote:
> 
> > 
> > Mine also defaults to the last pcm device it detects.
> > 
> >  
> > 
> > You can try to add this in /etc/sysctl.conf
> > 
> > hw.snd.default_unit=0
> > 
> >  
> > 
> > Johann
> > 
> >  
> > 
> > On Friday 15 February 2013 23:40:30 Ted Hatfield wrote:
> > 
> > >
> > 
> > > I've just recenetly installed PC-BSD on my home machine and I am very
> > 
> > > impressed with the Isotope Edition.
> > 
> > >
> > 
> > > I've run into a problem that I hope someone can help me with.
> > 
> > >
> > 
> > > FreeBSD detects 4 different pcm devices.
> > 
> > >
> > 
> > > pcm0: <Realtek ALC888 (Analog 7.1/2.0)> at nid 20,22,21,23 and 25,26,24 
on hdaa0
> > 
> > > pcm1: <Realtek ALC888 (Front Analog Headphones)> at nid 27 on hdaa0
> > 
> > > pcm2: <Realtek ALC888 (Rear Digital)> at nid 30 and 31 on hdaa0
> > 
> > > pcm3: <NVIDIA MCP78 (Digital)> at nid 5 on hdaa1
> > 
> > >
> > 
> > > Once the machine is booted into kde, the default is pcm3. I load the
> > 
> > > sound configuration in the control panel and change the default to use
> > 
> > > pcm0.
> > 
> > >
> > 
> > > However if I shutdown the machine and reboot it changes the default back
> > 
> > > to pcm3.
> > 
> > >
> > 
> > > Can someone enlighten me as to the specifics of where it's setting this 
at
> > 
> > > and how to track down what's resetting that parameter.
> > 
> > >
> > 
> > > Thanks,
> > 
> > >
> > 
> > > Ted Hatfield
> > 
> > >
> > 
> > > _______________________________________________
> > 
> > > Support mailing list
> > 
> > > Support at lists.pcbsd.org
> > 
> > > http://lists.pcbsd.org/mailman/listinfo/support
> > 
> > 
> >
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