Date: Tue, 22 Mar 2005 14:32:43 -0500 (EST) From: "David E. Cross" <crossd@cs.rpi.edu> To: soralx@cydem.org Cc: mat@cnd.mcgill.ca Subject: Re: AD1888 AC97 codec Message-ID: <20050322143125.M49104@monica.cs.rpi.edu> In-Reply-To: <200503221134.09403.soralx@cydem.org> References: <1111475165.1908.3.camel@kagome> <20050322154639.GB8808@cnd.mcgill.ca> <200503221134.09403.soralx@cydem.org>
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On Tue, 22 Mar 2005 soralx@cydem.org wrote: > It appears that this card has additional output channels (for [4,5,6,7].1 > sound) on microphone and/or line-in connector[s] with autodetect. So, as > far as I understand, what happens is this: > 0. Line-out is disabled by default (windoze driver enables it at init). > 1. FreeBSD driver loads, attaches&inits the card, doesn't enable line-out. > 2. You insert the headphones/speakers/etc connector into mic (or already > have it inserted). The card's chipset detects that, so it tells the > mux to direct output signal (shifted 20 ms in time?) to mic connector. Most of that makes sense... except that I believe if I boot with the speaker into the 'line out' jack it won't work. it "always" sends to the mic, no matter what, I can test tonight though. -- David E. Cross
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