From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Revell Subject: Re: Re: [Alsa-user] ALSA / emu10k1 / SPDIF / surround? Date: Wed, 31 Aug 2005 12:58:16 -0400 Message-ID: <1125507496.19563.55.camel@mindpipe> References: Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Clemens Ladisch Cc: Takashi Iwai , Thomas Zehetbauer , alsa-devel , ALSA user list List-Id: alsa-devel@alsa-project.org 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 ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf