[linux-audio-user] help needed with RME MADI card

Ben ben at glw.com
Tue Aug 3 11:52:38 EDT 2004


I recently picked up an RME HDSP MADI card to test it as a playback 
source for a digital mixing console.  For testing purposes, I loaded it 
onto a VIA epia board (yes, you read that right, 600 MHz, baby!) and 
installed the recently released DeMuDi 1.2.  When DeMuDi loads, the 
first thing I do is modprobe snd-hdpsm.  Then I can start jackvia 
qjackqtl and it shows 64 record channels and 64 playback channels.  
Success!! kinda.... 

Now I'm stuck.  I can't figure out how to change the mixer settings.  
I've studied all the info at the ALSA site and on Winfried Ritsch's 
site but I'm too much of a noob to know what it means.

hdspmixer apparently does not support this card yet.  It says:
	Card 0 : RME HDSP MADI at 0xde000000, irq 10
	No Hammerfall DSP card found
alsamixer seems to have no effect (?) I think the playback channels are 
not routed to the outputs.
Winfried has some example apps that use the hwdep-interface to set 
mixer values but the .tgz file seems to be corrupt.  using tar -xvf or 
-xvf it reports the file is not in gzip format.

Questions:
How do I set up the card so that Jack can read/write all 64 inputs and 
outputs, with no attenuation in the card's mixer? 
Does anybody have a valid hwdep-interface example for this card?  (I am 
trying to contact Winfried but I'm not sure I have a valid email 
address for him)

Thanks for any help,
Ben Loftis



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