po zadani
grep -i touch /var/log/Xorg.0.log[ 21.096] (II) config/udev: Adding input device SynPS/2 Synaptics TouchPad (/dev/input/event5)
[ 21.096] (**) SynPS/2 Synaptics TouchPad: Applying InputClass "evdev touchpad catchall"
[ 21.096] (II) Using input driver 'evdev' for 'SynPS/2 Synaptics TouchPad'
[ 21.096] (**) SynPS/2 Synaptics TouchPad: always reports core events
[ 21.096] (**) evdev: SynPS/2 Synaptics TouchPad: Device: "/dev/input/event5"
[ 21.096] (--) evdev: SynPS/2 Synaptics TouchPad: Vendor 0x2 Product 0x7
[ 21.096] (--) evdev: SynPS/2 Synaptics TouchPad: Found 3 mouse buttons
[ 21.096] (--) evdev: SynPS/2 Synaptics TouchPad: Found absolute axes
[ 21.096] (--) evdev: SynPS/2 Synaptics TouchPad: Found absolute multitouch axes
[ 21.096] (--) evdev: SynPS/2 Synaptics TouchPad: Found x and y absolute axes
[ 21.096] (--) evdev: SynPS/2 Synaptics TouchPad: Found absolute touchpad.
[ 21.096] (II) evdev: SynPS/2 Synaptics TouchPad: Configuring as touchpad
[ 21.096] (**) evdev: SynPS/2 Synaptics TouchPad: YAxisMapping: buttons 4 and 5
[ 21.096] (**) evdev: SynPS/2 Synaptics TouchPad: EmulateWheelButton: 4, EmulateWheelInertia: 10, EmulateWheelTimeout: 200
[ 21.097] (II) XINPUT: Adding extended input device "SynPS/2 Synaptics TouchPad" (type: TOUCHPAD, id 12)
[ 21.097] (II) evdev: SynPS/2 Synaptics TouchPad: initialized for absolute axes.
[ 21.097] (**) SynPS/2 Synaptics TouchPad: (accel) keeping acceleration scheme 1
[ 21.097] (**) SynPS/2 Synaptics TouchPad: (accel) acceleration profile 0
[ 21.097] (**) SynPS/2 Synaptics TouchPad: (accel) acceleration factor: 2.000
[ 21.097] (**) SynPS/2 Synaptics TouchPad: (accel) acceleration threshold: 4
[ 21.097] (II) config/udev: Adding input device SynPS/2 Synaptics TouchPad (/dev/input/mouse0)