1. 使用gtf命令生成Mode_Line
~$ gtf 1600 1200 60
# 1600x1200 @ 60.00 Hz (GTF) hsync: 74.52 kHz; pclk: 160.96 MHz
Modeline "1600x1200_60.00" 160.96 1600 1704 1880 2160 1200 1201 1204 1242 -HSync +Vsync
2. 创建/etc/X11/xorg.conf
3. 添加内容
注意: Horizsync 和 Vertrefresh的值一定要查到自己显示器的实际参数,否则有可能导致显示器损坏!
Section "Device"
Identifier "Configured Video Device"
EndSection
Section "Monitor"
Identifier "Configured Monitor"
Horizsync 30-81
Vertrefresh 56-76
Modeline "1600x1200_60.00" 160.96 1600 1704 1880 2160 1200 1201 1204 1242 -HSync +Vsync
Modeline "1024x768_60.00" 64.11 1024 1080 1184 1344 768 769 772 795 -HSync +Vsync
Modeline "800x600_60.00" 38.22 800 832 912 1024 600 601 604 622 -HSync +Vsync
Option "dpms"
Option "PreferredMode" "1600x1200_60.00"
EndSection
Section "Screen"
Identifier "Default Screen"
Monitor "Configured Monitor"
Device "Configured Video Device"
SubSection "Display"
Modes "1600x1200" "1024x768" "800x600"
EndSubSection
EndSection
5. 重启,搞定