Re: .asoundrc file

[Patrick Shirkey <pshirkey@boosthardware.com>]

Paul Davis wrote:
>>>What is the purpose of the ctl.rme9652 declaration? My plugin devices
>>>seem to work without it.
>>>
>>
>>It is a configuration for the onboard mixer. Very little is known about 
>>why we use it. Some programs (JACK) won't work without it.
> 
> 
> not really.
> 
> the control device for a card is the way that programs modify various,
> suprise, "controls" on the card. for many cards, this includes the
> mixer, though in the example above, the rme9652 has no mixer. it does
> still have a number of controls, however, and JACK needs to be able to
> access them. Examples include the digital i/o sync indicators, sample
> clock source switch and so on.
> 

Great that's a nice simple explanation. I have added it to the asoundrc 
page.

> as for why the name itself is required: JACK was written to open both
> the PCM and control devices using a single name. I felt this was nicer
> and less confusing than asking the user to specify two different
> names.
> 

Someone might want to submit this as a note too.


-- 
Patrick Shirkey - Boost Hardware Ltd.
For the discerning hardware connoisseur
Http://www.boosthardware.com
Http://www.boosthardware.com/LAU/guide/
========================================



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