[TriLUG] Uni-dual monitor linux display...

Randy Barlow rpbarlow at eos.ncsu.edu
Wed May 4 22:08:00 EDT 2005


Add:

Option "Xinerama" "true"

under section "ServerFlags"

That should do the trick...

Randy

dsandif at email.unc.edu wrote:

>Hi all,
>
>I am trying to setup a uni-dual monitor display. What I want to be able to do
>is to have two monitors act as one, I want to be able to move my mouse arrow
>from one monitor and have it show up in the other monitor as if it were
>moving across one screen. My system OS is Redhat Enterprise linux 4
>Workstation, kernel 2.4.21-27 and I have a nvidia Quadro Fx 1400 PCI dual
>head, DVI port video card installed. Currently, I have two monitors
>plugged into the card but theyare acting as two separate displays (twins) and
>not as one.
>
>Below is my current XFree86 config file. Thanks.
>
>D-
>
>
>
>
>
># XFree86 4 configuration created by pyxf86config
>
>Section "ServerLayout"
>	Identifier     "Default Layout"
>	Screen      0  "Screen0" 0 0
>	InputDevice    "Mouse0" "CorePointer"
>	InputDevice    "Keyboard0" "CoreKeyboard"
>	InputDevice    "DevInputMice" "AlwaysCore"
>EndSection
>
>Section "Files"
># RgbPath is the location of the RGB database.  Note, this is the name of the
># file minus the extension (like ".txt" or ".db").  There is normally
># no need to change the default.
>
># Multiple FontPath entries are allowed (they are concatenated together)
># By default, Red Hat 6.0 and later now use a font server independent of
># the X server to render fonts.
>
>	RgbPath      "/usr/X11R6/lib/X11/rgb"
>	FontPath     "unix/:7100"
>EndSection
>
>Section "Module"
>	Load  "dbe"
>	Load  "extmod"
>	Load  "fbdevhw"
>	Load  "glx"
>	Load  "record"
>	Load  "freetype"
>	Load  "type1"
>	Load  "dri"
>EndSection
>
>Section "InputDevice"
># Specify which keyboard LEDs can be user-controlled (eg, with xset(1))
>#	Option	"Xleds"		"1 2 3"
>
># To disable the XKEYBOARD extension, uncomment XkbDisable.
>#	Option	"XkbDisable"
>
># To customise the XKB settings to suit your keyboard, modify the
># lines below (which are the defaults).  For example, for a non-U.S.
># keyboard, you will probably want to use:
>#	Option	"XkbModel"	"pc102"
># If you have a US Microsoft Natural keyboard, you can use:
>#	Option	"XkbModel"	"microsoft"
>#
># Then to change the language, change the Layout setting.
># For example, a german layout can be obtained with:
>#	Option	"XkbLayout"	"de"
># or:
>#	Option	"XkbLayout"	"de"
>#	Option	"XkbVariant"	"nodeadkeys"
>#
># If you'd like to switch the positions of your capslock and
># control keys, use:
>#	Option	"XkbOptions"	"ctrl:swapcaps"
># Or if you just want both to be control, use:
>#	Option	"XkbOptions"	"ctrl:nocaps"
>#
>	Identifier  "Keyboard0"
>	Driver      "keyboard"
>	Option	    "XkbRules" "xfree86"
>	Option	    "XkbModel" "pc105"
>	Option	    "XkbLayout" "us"
>EndSection
>
>Section "InputDevice"
>	Identifier  "Mouse0"
>	Driver      "mouse"
>	Option	    "Protocol" "IMPS/2"
>	Option	    "Device" "/dev/psaux"
>	Option	    "ZAxisMapping" "4 5"
>	Option	    "Emulate3Buttons" "no"
>EndSection
>
>Section "InputDevice"
># If the normal CorePointer mouse is not a USB mouse then
># this input device can be used in AlwaysCore mode to let you
># also use USB mice at the same time.
>	Identifier  "DevInputMice"
>	Driver      "mouse"
>	Option	    "Protocol" "IMPS/2"
>	Option	    "Device" "/dev/input/mice"
>	Option	    "ZAxisMapping" "4 5"
>	Option	    "Emulate3Buttons" "no"
>EndSection
>
>Section "Monitor"
>	Identifier   "Monitor0"
>	VendorName   "Monitor Vendor"
>	ModelName    "ViewSonic P220f-3"
>	HorizSync    30.0 - 110.0
>	VertRefresh  50.0 - 160.0
>	Option	    "dpms"
>EndSection
>
>Section "Device"
>	Identifier  "Videocard0"
>	Driver      "vesa"
>	VendorName  "Videocard vendor"
>	BoardName   "VESA driver (generic)"
>EndSection
>
>Section "Screen"
>	Identifier "Screen0"
>	Device     "Videocard0"
>	Monitor    "Monitor0"
>	DefaultDepth     24
>	SubSection "Display"
>		Depth     24
>		Modes    "1280x1024" "1280x960" "1152x864" "1024x768" "800x600" "640x480"
>	EndSubSection
>EndSection
>
>Section "DRI"
>	Group        0
>	Mode         0666
>EndSection
>  
>






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