Something

gentoorza ~ # cat /etc/X11/xorg.conf
Section "ServerLayout"
        Identifier     "Simple Layout"
        Screen      0  "aticonfig-Screen[0]" 0 0
        InputDevice    "Mouse1" "CorePointer"
        InputDevice    "Keyboard1" "CoreKeyboard"
EndSection

Section "Files"
        RgbPath      "/usr/share/X11/rgb"
        ModulePath   "/usr/lib/xorg/modules"
        FontPath     "/usr/share/fonts/local"
        FontPath     "/usr/share/fonts/misc"
        FontPath     "/usr/share/fonts/Type1"
        FontPath     "/usr/share/fonts/TTF"
        FontPath     "/usr/share/fonts/CID"
        FontPath     "/usr/share/fonts/75dpi"
        FontPath     "/usr/share/fonts/100dpi"
EndSection

Section "Module"

        Load  "dri"
        Load  "dbe"     # Double buffer extension
        SubSection "extmod"
                Option      "omit xfree86-dga"   # don't initialise the DGA extension
        EndSubSection
        Load  "type1"
        Load  "freetype"
#    Load        "xtt"
        Load  "glx"
EndSection

Section "ServerFlags"
        Option      "AIGLX" "off"
EndSection

Section "InputDevice"
        Identifier  "Keyboard1"
        Driver      "kbd"
        Option      "AutoRepeat" "500 30"
# Specify which keyboard LEDs can be user-controlled (eg, with xset(1))
        Option      "XkbRules" "xorg"
        Option      "XkbModel" "pc104"
        Option      "XkbLayout" "us"
EndSection

Section "InputDevice"
        Identifier  "Mouse1"
        Driver      "mouse"
        Option      "Protocol" "Auto"   # Auto detect
        Option      "Device" "/dev/input/mice"
# When using XQUEUE, comment out the above two lines, and uncomment
        Option      "ZAxisMapping" "4 5 6 7"
# Emulate3Buttons is an option for 2-button mice
        Option      "Emulate3Buttons"
#    Option "Emulate3Timeout"    "50"
# ChordMiddle is an option for some 3-button Logitech mice
#    Option "ChordMiddle"
EndSection

Section "Monitor"
        Identifier   "My Monitor"
        HorizSync    30.0 - 82.0
        VertRefresh  56.0 - 76.0
EndSection

Section "Monitor"
        Identifier   "aticonfig-Monitor[0]"
        Option      "VendorName" "ATI Proprietary Driver"
        Option      "ModelName" "Generic Autodetecting Monitor"
        Option      "DPMS" "true"
EndSection

Section "Device"
        Identifier  "Standard VGA"
        Driver      "vga"
        VendorName  "Unknown"
        BoardName   "Unknown"
EndSection

Section "Device"

   # unsupported card
    #VideoRam    262144
    # Insert Clocks lines here if appropriate
        Identifier  "My Video Card"
        Driver      "vga"
EndSection

Section "Device"
        Identifier  "aticonfig-Device[0]"
        Driver      "fglrx"
        Option      "AGPMode" "8"
        Option      "AGPFastWrite" "True"
        Option      "EnablePageFlip" "True"
EndSection

Section "Screen"
        Identifier "Screen 1"
        Device     "My Video Card"
        Monitor    "My Monitor"
        DefaultDepth     24
        Option      "AddARGBGLXVisuals" "True"
        SubSection "Display"
                Viewport   0 0
                Depth     8
                Modes    "1280x1024" "1024x768" "800x600" "640x480"
        EndSubSection
        SubSection "Display"
                Viewport   0 0
                Depth     16
                Modes    "1280x1024" "1024x768" "800x600" "640x480"
        EndSubSection
        SubSection "Display"
                Viewport   0 0
                Depth     24
                Modes    "1440x1050" "1280x1024" "1024x768" "800x600" "640x480"
        EndSubSection
EndSection

Section "Screen"
        Identifier "aticonfig-Screen[0]"
        Device     "aticonfig-Device[0]"
        Monitor    "aticonfig-Monitor[0]"
        DefaultDepth     24
        Option      "AddARGBGLXVisuals" "True"
        SubSection "Display"
                Viewport   0 0
                Depth     24
        EndSubSection
EndSection

Section "DRI"
        Mode         0666
EndSection

Section "Extensions"
        Option      "Composite" "false"
EndSection