This is debug tests to possible enable the buttons on the Logitech H820e headset.

xinput disable "Logitech Inc Logitech H820e"
xinput get-button-map "Logitech Inc Logitech H820e"
14 15 0 0 0 0 0 0 

xinput reattach "Logitech Inc Logitech H820e" "headset pointer"

xinput --create "master headset" sendCore=0

#!/bin/bash

xinput list | grep "main keyboard" -c > /dev/null

if [ $? -ne 0 ]; then
  echo "Splitting laptop leyboard and touchpad..."
  echo "Creating xinput main"
  xinput create-master "main"
  echo "Reattaching laptop touchpad and keyboard to main"
  xinput reattach "SynPS/2 Synaptics TouchPad" "main pointer"
  xinput reattach "AT Translated Set 2 keyboard" "main keyboard"
else
  echo "Merging laptop keyboard and touchpad..."
  echo "Reattaching laptop touchpad and keyboard to core"
  xinput reattach "SynPS/2 Synaptics TouchPad" "Virtual core pointer"
  xinput reattach "AT Translated Set 2 keyboard" "Virtual core keyboard"
  echo "Removing xinput main"
  xinput remove-master "main keyboard"
fi