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-   -   VIA8237 AC'97 Audio (http://infinitemac.com/showthread.php?t=2511)

cmdshft 04-04-2009 01:11 AM

VIA8237 AC'97 Audio
 
Curious to know if there is a newer/better driver sitting around for this thing. It's old, I know, and I would just get a Creative Live USB audio box, but I don't have the money for it right now.

The reason I am asking is because the driver I have for Leopard is OLD. 10.5 OLD. I cannot change the volume through software, as it's always at 50% volume. The only way I can change it is via my speakers' wired remote/headphone jack, and because it's at 50% volume, turning it loud distorts music. I also cannot change the balance via software at all, and the balance is still off a bit (not 50/50 as it should be, more like 55/60 for left/right respectively), although it's way better than the vanilla AC97 driver from Apple that's near 10/90 balance...

Can any one lend a helping hand?

00:11.5 Multimedia audio controller: VIA Technologies, Inc. VT8233/A/8235/8237 AC97 Audio Controller (rev 60)

cmdshft 04-13-2009 04:51 PM

Anyone got any info about this?

LawlessPPC 04-13-2009 05:46 PM

are you sure these are actually via. They usually tend to be realtek onboard with this chipset. Even tho they would be identified by anything that matches ids as via

cmdshft 04-17-2009 01:08 AM

After some research, it is a Realtek chip (CMI9761A), but lspci -nn identifies it as:

Code:

00:11.5 Multimedia audio controller [0401]: VIA Technologies, Inc. VT8233/A/8235/8237 AC97 Audio Controller [1106:3059] (rev 60)

cmdshft 04-22-2009 01:39 AM

Any ideas?

andyvand 04-27-2009 10:56 PM

Recompiling AC97 driver with added device ID would do the trick...
It is freely available from Apple's opensource site (http://developer.apple.com/opensource) under 10.4.3

cmdshft 05-06-2009 08:35 PM

The device "works" (I have sound). That's about all it would give, if anything. I'm looking for software controls to be working, I don't know what it would take to get that.