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From: Porpoise Power <porpoisepower@gmail.com>
Cc: 
Subject: Re: enabling audio cd sound in emu10kx driver
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On stardate Mon, 28 Nov 2005, the wise Lowell Gilbert entered:

>> 
>  
>
>>> > Unfortunately, there is more than one chipset in different cards that
>>> > are called by that name.
>>    
>>
>> 
>> My dmesg says:
>> 
>> pcm0: <Creative Audigy 2 (EMU10K2)> port 0xee80-0xeebf irq 21 at device 4.0 on pci6
>> pcm0: <SigmaTel STAC9721/23 AC97 Codec>
>> 
>> Does this mean it has a "SigmaTel" chip? The user manual only speaks of an 
>> audigy2 chip.
>I don't understand.  Those messages certainly seem to be *recognizing*
>the device.
>
>
>  
>

SigmaTel's STA97xx's chips are designed to implement their AC97 codecs,
likely your card is using the chip for this purpose.  The EMU10Kx chips 
are mostly for wav processing.  AC97 is an analog  codecs, and wav 
processing is digital.

hope this helps

Jimi