[ECOS] How i will get documentation

[sreenivas y.p.s.s]

Hi,
I am working on RedBoot on MPC860T controller.
Is there any code documentation on RedBoot Flashmanager 'fconfig'
implementation in RedBoot.
problem:
when i press 'fconfig -l' in the minicom, shell promts with RedBoot>.
and it is not displaying options.
How will i debug the code.
regards,
Sreenivas