獨立 session 的 xorg.conf 雙螢幕設定

跟垂直雙螢幕不同的地方是多一個 Device Section, 雙螢幕各自有一組 Device-> Monitor-> Screen, 並且兩個 Screen 的解析度是各自設定的 (modes), 沒有 Virtual Display 的設定, 依照 ServerLayout 可以讓 Input Device 在兩個螢幕間移動, 但視窗在雙螢幕間無法拖拉跨越, 是類似 KVM 的功能。

xorg.conf

Section "Monitor"
#DisplaySize 300 230 # mm
Identifier "VGA Monitor"
VendorName "SAM"
ModelName "SyncMaster"
HorizSync 30.0 - 60.0
VertRefresh 56.0 - 75.0
Option "PreferredMode" "1024x768"
Option "Position" "0 0"
Option "DPMS"
EndSection

Section "Monitor"
#DisplaySize 300 230 # mm
Identifier "DVI-0 Monitor"
VendorName "SAM"
ModelName "SyncMaster"
HorizSync 30.0 - 60.0
VertRefresh 56.0 - 75.0
Option "PreferredMode" "1280x1024"
Option "Position" "0 768"
Option "DPMS"
Option "below" "VGA-0"
EndSection

Section "Device"
Identifier "Card0"
Driver "radeon"
VendorName "ATI Technologies Inc"
BoardName "RV370 5B60 [Radeon X300 (PCIE)]"
BusID "PCI:5:0:0"
Screen 0
Option "monitor-VGA-0" "VGA Monitor"
Option "monitor-DVI-0" "DVI Monitor"
EndSection

Section "Device"
Identifier "Card1"
Driver "radeon"
VendorName "ATI Technologies Inc"
BoardName "RV370 5B60 [Radeon X300 (PCIE)]"
BusID "PCI:5:0:0"
Screen 1
Option "monitor-VGA-0" "VGA Monitor"
Option "monitor-DVI-0" "DVI Monitor"
EndSection

Section "Screen"
Identifier "Screen0"
Device "Card0"
Monitor "VGA Monitor"
SubSection "Display"
Depth 24
Modes "1024x768"
EndSubSection
EndSection

Section "Screen"
Identifier "Screen1"
Device "Card1"
Monitor "DVI Monitor"
SubSection "Display"
Depth 24
Modes "1280x1024"
EndSubSection
EndSection

Section "ServerLayout"
Identifier "X.org Configured"
Screen 0 "Screen0" 0 0
Screen 1 "Screen1" 0 768
InputDevice "Mouse0" "CorePointer"
InputDevice "Keyboard0" "CoreKeyboard"
EndSection