我运行xrandr,最高只能设置1280*800
Screen 0: minimum 16 x 16, current 1280 x 800, maximum 32767 x 32767
eDP-1 connected 1280x800+0+0 (normal left inverted right x axis y axis) 300mm x 190mm
1280x800 59.81*+
1024x768 59.92
800x600 59.86
640x480 59.38
320x240 59.52
1152x720 59.97
960x600 59.63
928x580 59.88
800x500 59.50
768x480 59.90
720x480 59.71
640x400 59.95
320x200 58.96
1280x720 59.86
1024x576 59.90
864x486 59.92
720x400 59.55
640x350 59.77
通过cvt增加模式加不了
cvt 2560 1600 60
# 2560x1600 59.99 Hz (CVT 4.10MA) hsync: 99.46 kHz; pclk: 348.50 MHz
Modeline "2560x1600_60.00" 348.50 2560 2760 3032 3504 1600 1603 1609 1658 -hsync +vsync
xrandr --newmode "2560x1600_60.00" 348.50 2560 2760 3032 3504 1600 1603 1609 1658 -hsync +vsync
xrandr --addmode eDP-1 "2560x1600_60.00"
xrandr: cannot find mode "2560x1600_60.00"