[mythtv-users] magic btaudio incantation ;-)

[Gary Balliet]

Harondel J. Sibble wrote:

>Gary, thanks for the info, some questions follow inline with your responses.
>
>  
>
># cat /var/log/messages | grep btaudio
>
>Aug  3 22:04:01 marcus kernel: btaudio: driver version 0.7 loaded [digital]
>Aug  3 22:04:01 marcus kernel: btaudio: Bt878 (rev 2) at 00:0d.1, irq: 10, 
>latency: 32, mmio: 0xe3104000
>Aug  3 22:04:01 marcus kernel: btaudio: using card config "default"
>Aug  3 22:04:01 marcus kernel: btaudio: registered device dsp2 [digital]]
>
>What I find odd (and maybe this in one part of my problem) is that none of 
>the other dsp's being grabbed get logged to syslog
>
># cat /var/log/messages | grep dsp
>Aug  3 20:44:53 marcus kernel: btaudio: registered device dsp2 [digital]
>Aug  3 22:04:01 marcus kernel: btaudio: registered device dsp2 [digital]
>
>  
>
Here's what I've got Harondel


[root at linuxbox root]# cat /var/log/messages | grep btaudio
Aug  3 07:00:02 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 07:00:02 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 14:03:43 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 14:03:43 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 15:21:44 linuxbox kernel: btaudio: driver version 0.7 loaded 
[digital]
Aug  3 15:21:44 linuxbox kernel: btaudio: Bt878 (rev 17) at 01:08.1, 
irq: 11, latency: 32, mmio: 0xdc000000
Aug  3 15:21:44 linuxbox kernel: btaudio: using card config "default"
Aug  3 15:21:44 linuxbox kernel: btaudio: registered device dsp1 [digital]
Aug  3 15:30:33 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 15:30:33 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 16:00:02 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 16:30:02 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 16:50:01 linuxbox kernel:  <7>btaudio: SNDCTL_DSP_GETISPACE 
returns 8192/16/0/0
Aug  3 21:59:16 linuxbox kernel: btaudio: driver version 0.7 loaded 
[digital]
Aug  3 21:59:16 linuxbox kernel: btaudio: Bt878 (rev 17) at 01:08.1, 
irq: 11, latency: 32, mmio: 0xdc000000
Aug  3 21:59:16 linuxbox kernel: btaudio: using card config "default"
Aug  3 21:59:16 linuxbox kernel: btaudio: registered device dsp1 [digital]
Aug  3 23:25:17 linuxbox kernel: btaudio: open digital dsp [19]
Aug  3 23:28:04 linuxbox kernel: btaudio: open digital dsp [19]
Aug  4 00:00:02 linuxbox kernel: btaudio: open digital dsp [19]
Aug  4 07:34:11 linuxbox kernel: btaudio: driver version 0.7 loaded 
[digital]
Aug  4 07:34:11 linuxbox kernel: btaudio: Bt878 (rev 17) at 01:08.1, 
irq: 11, latency: 32, mmio: 0xdc000000
Aug  4 07:34:11 linuxbox kernel: btaudio: using card config "default"
Aug  4 07:34:11 linuxbox kernel: btaudio: registered device dsp1 [digital]

>  
>
>>alias sound-slot-2 btaudio
>>alias sound-service-1-0 btaudio
>>alias sound-slot-2 btaudio
>>alias sound-service-2-0 btaudio
>>    
>>
>
>Why do you have 2 _different_ sound-service aliases for btaudio? 
>

Hate to admit it but I don't know. Just works. Could be the setting of  
full duplex?

>
>  
>
>>post-install sound-slot-0 /bin/aumix-minimal -f /etc/.aumixrc -L 
>> >/dev/null 2>&1 || :
>>pre-remove sound-slot-0 /bin/aumix-minimal -f /etc/.aumixrc -S 
>> >/dev/null 2>&1 || :
>>    
>>
>What is the purpose of these 2 lines?
> 
>
 From the archives

http://www.gossamer-threads.com/archive/MythTV_C2/Users_F11/bttv_loading_problem_fixed,_but_wont_load_automatically_now._P65326/


The post install just means that after the via-snd is loaded, the next
step is to load the mixer settings from a file. The pre remove just
means, before the via-snd module is removed, the mixer settings are
saved to a file.



 
Hope this helps

./gary