The FREAX Boot Sequence consists of 4 steps:
(OFBL stands for Open FREAX Boot Loader)

 1 - The boot sequence is initiated.
     OFBL is launched and APIs
     are loaded into the global environment.
     
 2 - The boot loader handles control to the
     preferred bootloader record that executes
     high-level routines (More: 'man custom-boot').
 
Assuming that the user prefers the default record:
 
 3 - Autorun files are handled, and all the code
     inside of them is executed.
 
 4 - The FREAX shell is launched.