ubuntu nvidia - ati two graphic card setting

1. driver verify
use in terminal:
lspci -nn | grep VGA

2. /etc/X11/xorg.conf setting
ex)
pci-e - gforce9800gt - patstellDVi
pci - radeon7000 - cmvMonitor

# nvidia-settings: X configuration file generated by nvidia-settings
# nvidia-settings:  version 260.19.06  (buildd@yellow)  Mon Oct  4 15:59:51 UTC 2010

Section "ServerLayout"
    Identifier     "Layout0"
    Screen      0  "Screen0" 0 0
    Screen      1  "Screen1" RightOf "Screen0"
    InputDevice    "Keyboard0" "CoreKeyboard"
    InputDevice    "Mouse0" "CorePointer"
    Option         "Xinerama" "1"
EndSection

Section "Files"
EndSection

Section "InputDevice"
    # generated from default
    Identifier     "Mouse0"
    Driver         "mouse"
    Option         "Protocol" "auto"
    Option         "Device" "/dev/psaux"
    Option         "Emulate3Buttons" "no"
    Option         "ZAxisMapping" "4 5"
EndSection

Section "InputDevice"
    # generated from default
    Identifier     "Keyboard0"
    Driver         "kbd"
EndSection

Section "Monitor"
    # HorizSync source: edid, VertRefresh source: edid
    Identifier     "Monitor0"
    VendorName     "Unknown"
    ModelName      "PAT DVI"
    HorizSync       31.5 - 80.0
    VertRefresh     56.0 - 75.0
    Option         "DPMS"
EndSection

Section "Device"
    Identifier     "Device0"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce 9800 GT"
    BusID           "PCI:1:0:0"
EndSection

Section "Screen"
    Identifier     "Screen0"
    Device         "Device0"
    Monitor        "Monitor0"
    DefaultDepth    24
    Option         "TwinView" "1"
    Option         "metamodes" "nvidia-auto-select +0+0"
    SubSection     "Display"
        Depth       24
    EndSubSection
EndSection

#ati set

Section "Device"
        Identifier      "ATI"
        Driver          "radeon"
        # accelration
        Option          "AGPMode" "4"
        Option          "EnablePageFlip" "on"
        Option          "RenderAccel" "on"
        # use bios hot keys on thinkpad (aka fn+f7)
        Option          "BIOSHotkeys" "on"
        # enable radeon specific xinerama
        Option         "TwinView" "1"
        Option          "MergedFB" "true"
        Option          "MetaModes" "1024x768-1280x1024"
        BusID           "PCI:4:1:0"
EndSection
Section "Monitor"
        Identifier "InternalLCD"
        Option "DPMS"
EndSection
Section "Screen"
        Identifier "Screen1"
        Device "ATI"
        Monitor "InternalLCD"
        DefaultDepth 24
        SubSection "Display"
                Depth 24
                Modes "1280x1024"
        EndSubSection
EndSection

계층구조
Device - Monitor - Screen - ServerLayout

ex2)
pci-e - gforce9800gt - patstellDVi, LG TV
pci - radeon7000 - cmvMonitor

# nvidia-settings: X configuration file generated by nvidia-settings
# nvidia-settings:  version 260.19.06  (buildd@yellow)  Mon Oct  4 15:59:51 UTC 2010

Section "ServerLayout"
    Identifier     "Layout0"
    Screen      0  "Screen0" 1360 0
    Screen      1  "Screen1" LeftOf "Screen0"
    Screen      2  "Screen2" RightOf "Screen0"
    InputDevice    "Keyboard0" "CoreKeyboard"
    InputDevice    "Mouse0" "CorePointer"
    Option         "Clone" "off"
    Option         "Xinerama" "1"
EndSection

# Enabling the Xinerama caused problems every time -
# but it sounds like getting that working is the last step
# in having true interacting monitors.

#Section "ServerFlags"
# Option "Xinerama" "true"
# Option "DefaultServerLayout" "DualHead"
#EndSection

Section "Files"
EndSection

Section "InputDevice"
    # generated from default
    Identifier     "Mouse0"
    Driver         "mouse"
    Option         "Protocol" "auto"
    Option         "Device" "/dev/psaux"
    Option         "Emulate3Buttons" "no"
    Option         "ZAxisMapping" "4 5"
EndSection

Section "InputDevice"
    # generated from default
    Identifier     "Keyboard0"
    Driver         "kbd"
EndSection

Section "Monitor"
    # HorizSync source: edid, VertRefresh source: edid
    Identifier     "Monitor1"
    VendorName     "Unknown"
    ModelName      "LG Electronics LG TV"
    HorizSync       31.0 - 100.0
    VertRefresh     48.0 - 88.0
    Option         "DPMS"
EndSection

Section "Monitor"
    # HorizSync source: edid, VertRefresh source: edid
    Identifier     "Monitor0"
    VendorName     "Unknown"
    ModelName      "PAT DVI"
    HorizSync       31.5 - 80.0
    VertRefresh     56.0 - 75.0
    Option         "DPMS"
EndSection

Section "Device"
    Identifier     "Device1"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce 9800 GT"
    BusID          "PCI:1:0:0"
    Screen          1
EndSection

Section "Device"
    Identifier     "Device0"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce 9800 GT"
    BusID          "PCI:1:0:0"
    Screen          0
EndSection

Section "Screen"
    Identifier     "Screen1"
    Device         "Device1"
    Monitor        "Monitor1"
    DefaultDepth    24
    Option         "TwinView" "0"
    Option         "metamodes" "DFP-1: nvidia-auto-select +0+0"
    SubSection     "Display"
        Depth       24
    EndSubSection
EndSection

Section "Screen"
    Identifier     "Screen0"
    Device         "Device0"
    Monitor        "Monitor0"
    DefaultDepth    24
    Option         "TwinView" "0"
    Option         "TwinViewXineramaInfoOrder" "DFP-0"
    Option         "metamodes" "DFP-0: nvidia-auto-select +0+0"
    SubSection     "Display"
        Depth       24
    EndSubSection
EndSection

#------------------------------------------------------------------------------------------------------------------------------------
#ATI RADEON SET

Section "Device"
        Identifier      "ATI"
        Driver          "radeon"
        # accelration
        Option          "AGPMode" "4"
        Option          "EnablePageFlip" "on"
        Option          "RenderAccel" "on"
        BusID           "PCI:4:1:0"
EndSection

Section "Monitor"
        Identifier "cmvMonitor"
        Option "DPMS"
EndSection
Section "Screen"
        Identifier "Screen2"
        Device "ATI"
        Monitor "cmvMonitor"
        DefaultDepth 24
    Option         "metamodes" "1280x1024_60"
        SubSection "Display"
                Depth 24
        EndSubSection
EndSection

info from:
http://superuser.com/questions/81981/dual-nvidia-graphics-cards-in-ubuntu-xorg-conf-mania
http://www.thinkwiki.org/wiki/Additional_options_for_the_radeon_driver
https://help.ubuntu.com/community/RadeonDriver

xorg wacom set
http://www.linuxforums.org/forum/ubuntu-linux/76471-nvidia-xorg-conf.html

Xlib: extension "RANDR" missing on display ":0.0"
http://ubuntuforums.org/showthread.php?t=963878

이 문제는 Xinerama 를 enabled 하면 발생한다고 하는데

모니터를 확장해서 사용(듀얼뷰형태)하려면 Xinerama가 꼭 있어야하는듯하다.

ati dual head set
http://hobbylobby.wordpress.com/2007/09/08/dual-monitors-in-ubuntu-xorgconf-driver-ati-card/