10-libinput.conf ---------------- Section "InputClass" Identifier "libinput touchpad catchall" MatchIsTouchpad "on" Option "Tapping" "on" Option "ClickMethod" "clickfinger" EndSection Section "InputClass" Identifier "Marble Mouse" MatchProduct "Logitech USB Trackball" Driver "libinput" Option "ScrollMethod" "button" Option "ScrollButton" "8" Option "MiddleEmulation" "true" EndSection 20-evdev-kbd.conf ----------------- Section "InputClass" Identifier "Evdev keyboard" MatchDevicePath "/dev/input/event*" MatchIsKeyboard "on" Option "XkbRules" "evdev" Option "XkbVariant" "dvp" EndSection