View source for Mouse/Touchpad Drivers and Settings


== Monitor Keyboard and Pointer Events ==

This command actively monitors input events. It requires the proper packages:
<source>
apt-get install xserver-xorg-input-libinput libinput-tools
</source>

<source>
libinput debug-events
</source>

<pre class="output">
event5   POINTER_MOTION    +3.08s	 -4.23/  6.11
 event5   POINTER_MOTION    +3.10s	 -3.76/  5.17
 event5   POINTER_MOTION    +3.11s	 -2.82/  4.70
 event5   POINTER_MOTION    +3.13s	 -2.35/  3.76
 event5   POINTER_MOTION    +3.14s	 -1.41/  2.82
 event5   POINTER_MOTION    +3.16s	 -1.41/  1.88
 event5   POINTER_MOTION    +3.17s	 -0.94/  1.41
 event5   POINTER_MOTION    +3.20s	  2.31/  0.46
-event4   KEYBOARD_KEY      +3.32s	*** (-1) pressed
 event4   KEYBOARD_KEY      +3.57s	*** (-1) pressed
</pre>

== Finding Device Information ==

=== /proc/bus/input/devices ===

Some device information:
<source>
cat /proc/bus/input/devices
</source>

<pre class="output">
...
I: Bus=0011 Vendor=0002 Product=000e Version=0000
N: Name="ETPS/2 Elantech Touchpad"
P: Phys=isa0060/serio1/input0
S: Sysfs=/devices/platform/i8042/serio1/input/input749
U: Uniq=
H: Handlers=mouse0 event5 
B: PROP=9
B: EV=b
B: KEY=e420 30000 0 0 0 0
B: ABS=260800011000003
</pre>

=== Xinput Info ===

Required package:
<source>
apt-get install xinput
</source>

Get list of devices:
<source>
xinput list
</source>

<pre class="output">
⎡ Virtual core pointer                    	id=2	[master pointer  (3)]
⎜   ↳ Virtual core XTEST pointer              	id=4	[slave  pointer  (2)]
⎜   ↳ ETPS/2 Elantech Touchpad                	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)]
    ↳ Video Bus                               	id=7	[slave  keyboard (3)]
    ↳ Power Button                            	id=8	[slave  keyboard (3)]
    ↳ Sleep Button                            	id=9	[slave  keyboard (3)]
    ↳ WebCam: WebCam                          	id=10	[slave  keyboard (3)]
    ↳ AT Translated Set 2 keyboard            	id=11	[slave  keyboard (3)]
    ↳ Acer WMI hotkeys                        	id=13	[slave  keyboard (3)]
</pre>

Refer to the device by ID:
<source>
xinput list 12
</source>

<pre class="output">
ETPS/2 Elantech Touchpad                	id=12	[slave  pointer  (2)]
	Reporting 7 classes:
		Class originated from: 12. Type: XIButtonClass
		Buttons supported: 12
		Button labels: "Button Left" "Button Middle" "Button Right" "Button Wheel Up" "Button Wheel Down" "Button Horiz Wheel Left" "Button Horiz Wheel Right" None None None None None
		Button state:
		Class originated from: 12. Type: XIValuatorClass
		Detail for Valuator 0:
		  Label: Rel X
		  Range: 0.000000 - 1408.000000
		  Resolution: 31000 units/m
		  Mode: relative
		Class originated from: 12. Type: XIValuatorClass
		Detail for Valuator 1:
		  Label: Rel Y
		  Range: 0.000000 - 640.000000
		  Resolution: 31000 units/m
		  Mode: relative
		Class originated from: 12. Type: XIValuatorClass
		Detail for Valuator 2:
		  Label: Rel Horiz Scroll
		  Range: 0.000000 - -1.000000
		  Resolution: 0 units/m
		  Mode: relative
		Class originated from: 12. Type: XIValuatorClass
		Detail for Valuator 3:
		  Label: Rel Vert Scroll
		  Range: 0.000000 - -1.000000
		  Resolution: 0 units/m
		  Mode: relative
		Class originated from: 12. Type: XIScrollClass
		Scroll info for Valuator 2
		  type: 2 (horizontal)
		  increment: 30.000000
		  flags: 0x0
		Class originated from: 12. Type: XIScrollClass
		Scroll info for Valuator 3
		  type: 1 (vertical)
		  increment: 30.000000
		  flags: 0x0
</pre>