xinput list
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ PS/2 Generic Mouse id=11 [slave pointer (2)]
⎜ ↳ Logitech M585/M590 id=12 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
↳ Power Button id=6 [slave keyboard (3)]
↳ Sleep Button id=7 [slave keyboard (3)]
↳ Integrated_Webcam_HD: Integrate id=8 [slave keyboard (3)]
↳ Dell WMI hotkeys id=9 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=10 [slave keyboard (3)]
11就是触摸板
xinput --set-prop 'PS/2 Generic Mouse' 'Device Enabled' 0 //关闭
xinput --set-prop 'PS/2 Generic Mouse' 'Device Enabled' 1 //打开