Minimally you need a userland (use the latest available), a bootloader and the corresponding config. The latest userland for the Jornada 6xx series is Vargtass 5.0.
- Donkey 1.0.1 - November 1, 2006
- Shrek 1.0 - 2004
These keymaps are included in the Vargtass userland and are provided here for your convenience.
- UK Keymap (Jornada 620 only!)
- Extra Packages