Re: [Alsa-devel] Re: [Alsa-user] ALSA / emu10k1 / SPDIF / surround?
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From: Lee R. <rlr...@jo...> - 2005-08-31 16:58:23
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On Wed, 2005-08-31 at 09:54 +0200, Clemens Ladisch wrote: > Lee Revell wrote: > > On Tue, 2005-08-30 at 11:53 +0200, Clemens Ladisch wrote: > > > Lee Revell wrote: > > > > So maybe the distortion problem here is just an app that's sending > > > > a clipped signal. > > > > > > It's a known problem with several cards that use the STAC9708 codec. > > > It seems the chip doesn't get initialized/configured correctly; > > > several registers aren't documented. > > > > Should be trivial to RE using the kX driver (the kxctrl utility lets you > > read and write AC97 registers). > > I already read the AC97 registers of my ymfpci card in Windows, but > didn't find anything useful. OK, then I guess someone just needs to fire up SoftICE and set some IO breakpoints to log all read/write to the AC97 codec. Lee |