Awesome experiment, thanks for the fun story. Which nVidia driver are you using?
I've got an old Dell Vostro with an on-board Intel that refuses to work when my nVidia card is in the box. Pat ---- On Wed, Jan 26, 2011 at 1:46 AM, Mihai Draghicioiu <mihai.draghici...@gmail.com> wrote: > Hi guys. It took me a few days to get it right, but i finally got it > to work. I have a PCI-Express (Gigabyte?) nVidia 8400GS with a vga > output and a DVI output. The way to get it and the on-board intel to > work together was to set the on-board intel as primary graphics board > from the BIOS Setup. I had also tried using a PCI nVidia board but I > got some PCI/IRQ conflicts. I'm not sure what it was but i was unable > to get that one to work. The next issue I had was getting the monitor > connected to the DVI port to work. I tried a number of things, even > switching it with the other monitor connected to the nVidia board, but > no matter what I did, the DVI port wouldn't make the monitor turn on. > It did detect that there is a monitor, and probably even its > resolution and such, but the monitor wouldn't turn on. There was a DVI > to VGA converter on that port, so I tried changing that, but it didn't > fix it. So I fiddled with xorg.conf and just when I was about to give > up, I placed these two lines in the Device section: > > Option "ConnectedMonitor" "CRT-0, CRT-1" > Option "UseDisplayDevice" "CRT-0, CRT-1" > > And lo! The second monitor had started working. > > My next issue was with maximizing windows. Since I used TwinView on > the two screens connected to the nVidia board, windows would maximize > on both monitors, and since one of the monitors was smaller, there was > a dead area, invisible to me, only visible in screenshots. So I > decided to set it up as two separate screens. After some more > miscellaneous issues (I need to mention that each of these steps took > a few hours of fudging around), such as the cursor not showing up and > others, I got the nVidia device to act as if there were two screens > (This is explained in the nVidia README). > > My final issue was alignment. The screens are as such: two small LCD's > with 1024x768 native resolution, and another LCD with 1280x1024 native > resolution. The small monitors are placed to the left and right of the > large monitor. The small monitors do not align at the top or bottom, > rather their top edge is about two inches below the large monitor's > top edge, and the lower edge is almost an inch above the large > monitor's bottom edge. The grunt solution would have been placing the > small monitors on stands, but I wanted to make the config work for me > before I tried that. > > So now I had three X screens that I could configure any way I wanted > in terms of position relative to each other. In order to have the > correct position, the leftmost monitor needed to be offset from the > top 192 pixels (origin at 0, 192). The large center monitor needed to > be placed at 1024, 0, and the rightmost monitor needed to be at > 1024+1280=2304, 192. I tried using "LeftOf", "RightOf" and "Relative" > positioning, and the best I got this way was that the rightmost screen > was aligned properly relative to the middle large monitor, but the > leftmost monitor was still at the top edge: > > # Screen1 is leftmost screen > # Screen0 is middle large screen > # Screen2 is rightmost screen > Section "ServerLayout" > Identifier "X.org Configured" > Screen 0 "Screen0" 0 0 > Screen 1 "Screen1" LeftOf "Screen0" > Screen 2 "Screen2" Relative "Screen0" 2304 192 > InputDevice "Mouse0" "CorePointer" > InputDevice "Keyboard0" "CoreKeyboard" > EndSection > > I asked on the xorg irc channel and someone suggested: > > <Triskelios> vampi-the-frog: what if you make all of the positions absolute? > > So I tried that and sure nuff it worked great! I even noticed that > glxgears can be held between the two nVidia monitors and still run > well. If it's held between the nVidia and intel screen, the intel half > is black. That's alright, I don't use 3D apps too much. Also I > adjusted from 192 to 196 to get more precision in the alignment > (though still not perfect). > > So here's my config: > > Pastebin: http://pastebin.com/Zd87UK9b > Pastemail: > > Section "ServerLayout" > Identifier "X.org Configured" > Screen 0 "Screen0" 1024 0 > Screen 1 "Screen1" 0 196 > Screen 2 "Screen2" 2304 196 > InputDevice "Mouse0" "CorePointer" > InputDevice "Keyboard0" "CoreKeyboard" > EndSection > > Section "ServerFlags" > Option "Xinerama" "True" > EndSection > > Section "Files" > ModulePath "/usr/lib/xorg/modules" > FontPath "/usr/share/fonts/X11/misc" > FontPath "/usr/share/fonts/X11/cyrillic" > FontPath "/usr/share/fonts/X11/100dpi/:unscaled" > FontPath "/usr/share/fonts/X11/75dpi/:unscaled" > FontPath "/usr/share/fonts/X11/Type1" > FontPath "/usr/share/fonts/X11/100dpi" > FontPath "/usr/share/fonts/X11/75dpi" > FontPath "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType" > FontPath "built-ins" > EndSection > > Section "Module" > Load "glx" > Load "extmod" > Load "record" > Load "dri2" > Load "dbe" > Load "dri" > EndSection > > Section "InputDevice" > Identifier "Keyboard0" > Driver "kbd" > EndSection > > Section "InputDevice" > Identifier "Mouse0" > Driver "mouse" > Option "Protocol" "auto" > Option "Device" "/dev/input/mice" > Option "ZAxisMapping" "4 5 6 7" > EndSection > > Section "Monitor" > Identifier "Monitor0" > VendorName "Monitor Vendor" > ModelName "Monitor Model" > EndSection > > Section "Monitor" > Identifier "Monitor1" > VendorName "Monitor Vendor" > ModelName "Monitor Model" > EndSection > > Section "Monitor" > Identifier "Monitor2" > VendorName "Monitor Vendor" > ModelName "Monitor Model" > EndSection > > Section "Device" > Identifier "Card0" > Driver "nvidia" > VendorName "nVidia Corporation" > BoardName "G86 [GeForce 8400 GS]" > BusID "PCI:1:0:0" > Screen 0 > Option "ConnectedMonitor" "CRT-0, CRT-1" > Option "UseDisplayDevice" "CRT-0" > EndSection > > Section "Device" > Identifier "Card1" > Driver "nvidia" > VendorName "nVidia Corporation" > BoardName "G86 [GeForce 8400 GS]" > BusID "PCI:1:0:0" > Screen 1 > Option "ConnectedMonitor" "CRT-0, CRT-1" > Option "UseDisplayDevice" "CRT-1" > EndSection > > Section "Device" > ### Available Driver options are:- > ### Values: <i>: integer, <f>: float, <bool>: "True"/"False", > ### <string>: "String", <freq>: "<f> Hz/kHz/MHz" > ### [arg]: arg optional > #Option "AccelMethod" # [<str>] > #Option "DRI" # [<bool>] > #Option "ColorKey" # <i> > #Option "VideoKey" # <i> > #Option "FallbackDebug" # [<bool>] > #Option "Tiling" # [<bool>] > #Option "Shadow" # [<bool>] > #Option "SwapbuffersWait" # [<bool>] > #Option "XvMC" # [<bool>] > #Option "XvPreferOverlay" # [<bool>] > #Option "DebugFlushBatches" # [<bool>] > #Option "DebugFlushCaches" # [<bool>] > #Option "DebugWait" # [<bool>] > Identifier "Card2" > Driver "intel" > VendorName "Intel Corporation" > BoardName "4 Series Chipset Integrated Graphics Controller" > BusID "PCI:0:2:0" > EndSection > > Section "Screen" > Identifier "Screen0" > Device "Card0" > Monitor "Monitor0" > EndSection > > Section "Screen" > Identifier "Screen1" > Device "Card1" > Monitor "Monitor1" > EndSection > > Section "Screen" > Identifier "Screen2" > Device "Card2" > Monitor "Monitor2" > EndSection > > Hope this helps someone. Cheers! > _______________________________________________ > xorg@lists.freedesktop.org: X.Org support > Archives: http://lists.freedesktop.org/archives/xorg > Info: http://lists.freedesktop.org/mailman/listinfo/xorg > Your subscription address: pekan...@gmail.com > _______________________________________________ xorg@lists.freedesktop.org: X.Org support Archives: http://lists.freedesktop.org/archives/xorg Info: http://lists.freedesktop.org/mailman/listinfo/xorg Your subscription address: arch...@mail-archive.com