Linux SRV-16 6.18.44-paas #1 SMP PREEMPT_DYNAMIC Thu Aug 13 10:08:12 UTC 2026 x86_64

//usr/share/X11/xkb/keycodes/jolla

 default
xkb_keycodes "jolla" {

   // These keycodes are beyond the X11 255 limit value so it would
   // only be valid for the use with SW which supports extended keycodes,
   // like xkbcommon.

   <I264> = 264;	// Jolla phone has the wired headset button sending this keycode

};