手动产生xorg.conf
在/etc/X11下
# vi /etc/X11/xorg.conf
##Add the following codes:
Section "Monitor"
Identifier "Monitor0"
VendorName "Monitor Vendor"
ModelName "Monitor Model"
HorizSync 28.0 - 70.0
VertRefresh 56.0 - 75.0
EndSection
Section "Device"
Identifier "Card0"
Driver "vesa"
EndSection
Section "Screen"
Identifier "Screen0"
Device "Card0"
Monitor "Monitor0"
SubSection "Display"
Viewport 0 0
Depth 24
Modes "1280x1024" "1024x768" "800x600"
EndSubSection
EndSection
保存并重启,默认就会以xorg.conf中定义的最高分辨率显示了,display选项中可以修改