Xorg, Nvidia nx6200tc and dualhead

[Russell Shaw]

Trevor Rhodes wrote:
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> Hash: SHA1
> 
> Hello All,
> 
> I'm trying to get dualhead working under Gentoo on AMD64 mobo with an
> nx6200tc graphics card.  I've tried till my head hurts when I even think
> about looking at xorg.conf.  Is there some kind person who can help me
> get this working?  Someone who knows this setup?

To get the basic card working, do as root: Xorg -configure. Paste the video
parts of the generated file into /etc/X11/xorg.conf. I'm using a dual-head
ATI Radeon card and have the one desktop across both monitors using xinerama.

 From my xorg.conf:


Section "ServerLayout"
     Identifier      "dualhead"
#   Screen numbers must be consequtive
     Screen          0   "ScreenDell"
     Screen          1   "Screen_HP" RightOf "ScreenDell"
     InputDevice     "MS Wheel Mouse" "CorePointer"
     InputDevice     "Keyboard_101" "CoreKeyboard"
     Option          "Xinerama"          "on"
EndSection

...

Section "Monitor"
         Identifier   "Dell_1600HS"
         VendorName   "Dell"
         ModelName    "1600HS"
         HorizSync       30.0 - 117
         VertRefresh     50.0 - 180
         DisplaySize     400 300
         Option          "DPMS"
         Gamma           2.6
EndSection

Section "Monitor"
         Identifier   "Dell_1600HS"
         VendorName   "Dell"
         ModelName    "1600HS"
         HorizSync       30.0 - 117
         VertRefresh     50.0 - 180
         DisplaySize     400 300
         Option          "DPMS"
         Gamma           2.6
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     "NoAccel"                   # [<bool>]
         #Option     "SWcursor"                  # [<bool>]
         #Option     "Dac6Bit"                   # [<bool>]
         #Option     "Dac8Bit"                   # [<bool>]
         #Option     "ForcePCIMode"              # [<bool>]
         #Option     "BusType"                   # [<str>]
         #Option     "CPPIOMode"                 # [<bool>]
         #Option     "CPusecTimeout"             # <i>
         Option     "AGPMode"                    "4"
         Option     "AGPFastWrite"               "yes"
         #Option     "AGPSize"                   # <i>
         #Option     "GARTSize"                  # <i>
         #Option     "RingSize"                  # <i>
         #Option     "BufferSize"                # <i>
         #Option     "EnableDepthMoves"          # [<bool>]
         #Option     "EnablePageFlip"            # [<bool>]
         #Option     "NoBackBuffer"              # [<bool>]
         #Option     "PanelOff"                  # [<bool>]
         #Option     "DDCMode"                   # [<bool>]
         # man radeon
         # DVI connector is screen0
         Option     "MonitorLayout"              "CRT, CRT"
         #Option     "IgnoreEDID"                # [<bool>]
         #Option     "OverlayOnCRTC2"            # [<bool>]
         #Option     "CloneMode"                 # [<str>]
         #Option     "CloneHSync"                # [<str>]
         #Option     "CloneVRefresh"             # [<str>]
         #Option     "UseFBDev"                  # [<bool>]
         #Option     "VideoKey"                  # <i>
         #Option     "DisplayPriority"           # [<str>]
         #Option     "PanelSize"                 # [<str>]
         #Option     "ForceMinDotClock"          # <freq>
         Identifier  "Card_ati_0"
         Driver      "ati"
         VendorName  "ATI Technologies Inc"
         BoardName   "Unknown Board"
         BusID       "PCI:1:0:0"

         Screen      0
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     "NoAccel"                   # [<bool>]
         #Option     "SWcursor"                  # [<bool>]
         #Option     "Dac6Bit"                   # [<bool>]
         #Option     "Dac8Bit"                   # [<bool>]
         #Option     "ForcePCIMode"              # [<bool>]
         #Option     "BusType"                   # [<str>]
         #Option     "CPPIOMode"                 # [<bool>]
         #Option     "CPusecTimeout"             # <i>
         Option     "AGPMode"                    "4"
         Option     "AGPFastWrite"               "true"
         #Option     "AGPSize"                   # <i>
         #Option     "GARTSize"                  # <i>
         #Option     "RingSize"                  # <i>
         #Option     "BufferSize"                # <i>
         #Option     "EnableDepthMoves"          # [<bool>]
         #Option     "EnablePageFlip"            # [<bool>]
         #Option     "NoBackBuffer"              # [<bool>]
         #Option     "PanelOff"                  # [<bool>]
         #Option     "DDCMode"                   # [<bool>]
         # man radeon
         # DVI connector is screen0
         Option     "MonitorLayout"              "CRT, CRT"
         #Option     "IgnoreEDID"                # [<bool>]
         #Option     "OverlayOnCRTC2"            # [<bool>]
         #Option     "CloneMode"                 # [<str>]
         #Option     "CloneHSync"                # [<str>]
         #Option     "CloneVRefresh"             # [<str>]
         #Option     "UseFBDev"                  # [<bool>]
         #Option     "VideoKey"                  # <i>
         #Option     "DisplayPriority"           # [<str>]
         #Option     "PanelSize"                 # [<str>]
         #Option     "ForceMinDotClock"          # <freq>
         Identifier  "Card_ati_1"
         Driver      "ati"
         VendorName  "ATI Technologies Inc"
         BoardName   "Unknown Board"
         BusID       "PCI:1:0:0"

         Screen      1
EndSection

Section "Screen"
         Identifier "ScreenDell"
#       Driver      "FBDev"
         Device     "Card_ati_0"
         Monitor    "Dell_1600HS"
         DefaultDepth    24
         SubSection "Display"
                 Depth     1
         EndSubSection
         SubSection "Display"
                 Depth     4
         EndSubSection
         SubSection "Display"
                 Depth     8
         EndSubSection
         SubSection "Display"
                 Depth     15
         EndSubSection
         SubSection "Display"
                 Depth     16
                 Modes           "1280x1024" "1024x768" "800x600"
         EndSubSection
         SubSection "Display"
                 Depth     24
                 Modes           "1280x1024" "1024x768" "800x600"
         EndSubSection
         SubSection "Display"
                 Depth     32
                 Modes           "1280x1024" "1024x768" "800x600"
         EndSubSection
EndSection

Section "Screen"
         Identifier "Screen_HP"
         Device     "Card_ati_1"
         Monitor    "HP"
         DefaultDepth    24
         SubSection "Display"
                 Depth     1
         EndSubSection
         SubSection "Display"
                 Depth     4
         EndSubSection
         SubSection "Display"
                 Depth     8
         EndSubSection
         SubSection "Display"
                 Depth     15
         EndSubSection
         SubSection "Display"
                 Depth     16
                 Modes           "1024x768" "800x600"
         EndSubSection
         SubSection "Display"
                 Depth     24
                 Modes           "1024x768" "800x600"
         EndSubSection
         SubSection "Display"
                 Depth     32
                 Modes           "1024x768" "800x600"
         EndSubSection
EndSection

Section "DRI"
         Mode 0666
EndSection