Will Resnick,
Give the details of which device will use?
Yes. We can use either internal or external memory in the project through command linker file or cfg.
Refer the below wiki page,
http://processors.wiki.ti.com/index.php/SYS/BIOS_Getting_Started_Guide
Refer the below user guide,
TI SYS/BIOS Real-time Operating System User's Guide