Hacking Discussion Mapping dpad buttons on joycon l4t ubuntu

[Eggman54]

Trying to map joycons dpad buttons to arrows on keyboard just need help locating button index in this file
Section "InputClass"
Identifier "joystick catchall"
MatchIsJoystick "on"
MatchDevicePath "/dev/input/event*"
Driver "joystick"
Option "MapButton1" ""
Option "MapButton2" ""
Option "MapButton3" "button=2"
Option "MapButton4" ""
Option "MapButton5" "button=1"
Option "MapButton6" "button=3"
Option "MapButton7" ""
Option "MapButton8" ""
Option "MapButton9" "disable-all"
Option "MapButton10" "key=122"
Option "MapButton11" "key=123"
Option "MapButton12" "key=232"
Option "MapButton13" "key=233"
Option "MapButton14" "key=22"
Option "MapButton15" "key=36"
Option "MapButton16" "key=9"
Option "MapButton17" ""
Option "MapButton18" ""
EndSection

 

[Draxzelex]

Isn't there a dedicated Ubuntu thread?