Date: Thu, 05 Nov 2009 08:13:22 +0100 From: Torfinn Ingolfsen <torfinn.ingolfsen@broadpark.no> To: freebsd-multimedia@freebsd.org Subject: Re: x11/nvidia-driver cannot obtain EDID under 8.0-BETA3/i386 Message-ID: <20091105081322.82cd27f7.torfinn.ingolfsen@broadpark.no> In-Reply-To: <4AF26B7F.2020401@rdtc.ru> References: <20090828135029.GA21544@svzserv.kemerovo.su> <200909021559.31093.fbsd.multimedia@rachie.is-a-geek.net> <4AF26B7F.2020401@rdtc.ru>
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On Thu, 05 Nov 2009 13:06:55 +0700 Eugene Grosbein <egrosbein@rdtc.ru> wrote: > Just for archives: Samsung 959NF has two inputs, D-Sub and BNC. > For D-Sub, it presents EDID and it does not for BNC that I used. > So, the problem was with monitor connection, not with FreeBSD nor > nvidia-driver. Figures. EDID[1] uses DDC2B[2] which is an I2C bus, implemented on two specific pins of the VGA[3] connector, or the DVI[4] connector. References: 1) http://en.wikipedia.org/wiki/EDID 2) http://en.wikipedia.org/wiki/Display_Data_Channel#DDC2B 3) http://en.wikipedia.org/wiki/VGA_connector 4) http://en.wikipedia.org/wiki/Digital_Visual_Interface HTH -- Regards, Torfinn Ingolfsen
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