[mythtv-users] btaudio problems

[m0j0.j0j0]

I had this same problem (as probably shown in the archives). I fixed it
by loading snd-pcm-oss prior to btaudio, which grabbed dsp0 and forced
btaudio to start at dsp1.

<modules.conf>
pre-install btaudio modprobe snd-pcm-oss



Joe



On Tue, 2003-03-25 at 18:18, Chris wrote:
> I had a similar problem when I tried to get btaudio working. It tried to
> grab the first dsp device (dsp or dsp0).  The way I fixed it is I
> launced esd & first to lock the dsp device and then modprobe btaudio so
> that it will grab /dev/dsp1 and /dev/dsp2. And then i killall esd to
> free up /dev/dsp for mythtv.  Apparently, the ordering of the modules in
> modules.conf does not affect which devices gets first access on which
> dsp devices. Its which devices are called by which program first which
> determines the assignment of the dsp devies.   Using this technique I
> was able to assign sblive /dev/dsp0 , btaudio /dev/dsp1 and /dev/dsp2,
> btaudio (for second tuner) /dev/dsp3 and /dev/dsp4, and then em300 for
> /dev/dsp5.   I run these in rc.local.  Hope this helps.
> 
> 
> 
> On Tue, 2003-03-25 at 10:03, Unit3 wrote:
> > I was going to send my dmesg and other output concerning working btaudio 
> > setups, when I discovered mine no longer works! :(
> > 
> > I'd reinstalled my alsa modules, and now I only have one mixer device 
> > (when once I had two), and I only have two dsp devices (when once I had 
> > 3). Something is messed up here, and I can't track it down.
> > 
> > dmesg shows the following interesting tidbits:
> > btaudio: driver version 0.7 loaded [digital+analog]
> > btaudio: Bt878 (rev 17) at 00:0d.1, irq: 10, latency: 32, mmio: 0xdf001000
> > btaudio: using card config "default"
> > btaudio: registered device dsp0 [digital]
> > btaudio: registered device dsp1 [analog]
> > btaudio: registered device mixer0
> > 
> > however, in /dev/sound I have:
> > crw-------    1 unit3    audio     14,   9 Dec 31  1969 dmmidi
> > crw-------    1 unit3    audio     14,   3 Dec 31  1969 dsp
> > crw-------    1 unit3    audio     14,  19 Dec 31  1969 dsp1
> > crw-------    1 unit3    audio     14,   2 Dec 31  1969 midi00
> > crw-------    1 unit3    audio     14,   0 Dec 31  1969 mixer
> > 
> > (unit3 is my currently logged in username)
> > 
> > Sound directed to "dsp" comes out my soundcard, so evidently "dsp0" has 
> > disappeared into thin air. However, "mixer" belongs to btaudio 
> > (according to the kmix display), and not to my soundblaster live!
> > 
> > In my /lib/modules/kernel/sound/oss, I have ALSA's snd-mixer-oss and 
> > snd-pcm-oss, but for some reason these aren't getting loaded as the 
> > /dev/mixer device, when they were before by Gentoo's /etc/modules.d/alsa 
> > script.
> > 
> > Any ideas as to the cause of this problem would be *greatly* appreciated.
> > 
> > Graeme
> > 
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