Subject: Re: Dual Head Display Card Question
From: [email-masked]
To: [a mailing list]
Date: Wed, 5 Mar 2003 16:22:42 -0700

Thereby hangs a tale...

The important step is finding the proper PCI number for the two cards
and specifying them appropriately in two different `Device' sections.
I've attached my XF86Config file for reference.  Note that I use 2
Matrox cards, a G400 and a G200.

On Wed, Mar 05, 2003 at 02:58:19PM -0800, Robert [zardoz] wrote:
> Quick question: for PCI bus, what's the "hot ticket" for doing dual
> head display for linux?
> 
> Thanks!
> 
> /robert/
> 
> -- 
> 
> 	Beware of leaders, heros, oranisers.
> 	Watch that stuff. Beware of structure freaks.
> 	They do not understand. We know the system
> 	doesn't work because we are living in the ruins.
> 
> 		     -- Chester Anderson
> _______________________________________________
> Evals mailing list
> [email-masked]
> http://www.tux.org/mailman/listinfo/evals

-- 
Don Dugger
"Censeo Toto nos in Kansa esse decisse." - D. Gale
[email-masked]
Ph: 303/447-2201

Section "ServerLayout"
        Identifier     "Dualhead"
	Screen     "Screen 0"
	Screen     "Screen 1" RightOf "Screen 0"
        InputDevice    "Mouse0" "CorePointer"
        InputDevice    "Keyboard0" "CoreKeyboard"
EndSection

Section "ServerLayout"
   Identifier "Head 1"
   Screen     "Screen 0"
EndSection

Section "ServerLayout"
   Identifier "Head 2"
   Screen     "Screen 1"
EndSection

Section "Files"

# 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.

    RgbPath	"/usr/X11R6/lib/X11/rgb"

# 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.

    FontPath   "unix/:7100"

EndSection

Section "Module"
        Load  "dbe"
        Load  "extmod"
	Load  "fbdevhw"
	Load  "dri"
        Load  "glx"
        Load  "record"
        Load  "freetype"
        Load  "type1"
EndSection

Section "InputDevice"
        Identifier  "Keyboard0"
        Driver      "keyboard"

#	Option	"AutoRepeat"	"500 5"

# when using XQUEUE, comment out the above line, and uncomment the
# following line
#	Option	"Protocol"	"Xqueue"

# 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"
	Option	"XkbRules"	"xfree86"
	Option	"XkbModel"	"pc105"
	Option	"XkbLayout"	"us"
	#Option	"XkbVariant"	""
	#Option	"XkbOptions"	""
EndSection

Section "InputDevice"
        Identifier  "Mouse0"
        Driver      "mouse"
        Option      "Protocol" "PS/2"
        Option      "Device" "/dev/psaux"
        Option      "ZAxisMapping" "4 5"
        Option      "Emulate3Buttons" "yes"
EndSection

Section "Monitor"
        Identifier   "Monitor0"
        VendorName   "Monitor Vendor"
        ModelName    "Monitor Model"
        HorizSync   30.0-95.0
        VertRefresh 50.0-180.0
        Option "dpms"
EndSection

Section "Monitor"
        Identifier   "Monitor1"
        VendorName   "Monitor Vendor"
        ModelName    "Monitor Model"
        HorizSync   30.0-95.0
        VertRefresh 50.0-180.0
        Option "dpms"
EndSection

Section "Device"
	# no known options
	Identifier   "Matrox(0)"
        Driver       "mga"
        VendorName   "Matrox Millennium G400"
        BoardName     "Matrox Millennium G400"
        
        BusID		"PCI:1:0:0"
EndSection

Section "Device"
	# no known options
	Identifier   "Matrox(1)"
        Driver       "mga"
        VendorName   "Matrox Millennium G200"
        BoardName     "Matrox Millennium G200"
        
        BusID		"PCI:0:14:0"
EndSection

Section "Screen"
	Identifier   "Screen 0"
        Device       "Matrox(0)"
        Monitor      "Monitor0"
	DefaultDepth	16

	Subsection "Display"
        	Depth       16
                Modes       "1600x1200" "1400x1050" "1280x1024" "1280x960" "1152x864" "1024x768" "800x600" "640x480" 
	EndSubsection

EndSection

Section "Screen"
	Identifier   "Screen 1"
        Device       "Matrox(1)"
        Monitor      "Monitor1"
	DefaultDepth	16

	Subsection "Display"
        	Depth       16
                Modes       "1600x1200" "1400x1050" "1280x1024" "1280x960" "1152x864" "1024x768" "800x600" "640x480" 
	EndSubsection

EndSection

Section "DRI"
	Mode 0666
EndSection