This is an implmentation of a basic shell that may be used over uart from within the microcontroller. The basic purpose is to be able to controll a shell via micro controller.
Only implementation of a simple shell skeleton that may be used to add custom commands and execute them is present. Example, on launching ./shell you shall see a prompt #. Type print and you shall see the string This is dummy function printed.
# print
This is dummy function
Please see the definition of cmd_print and the usage of table for more details on how to add commands.