Hi jasperdog
You will have to choose first what do you want to do.
1) Run OS/2 on a Virtual Machine
You can visit the wiki page "OS/2 running as guest" to give you an idea.
http://www.os2world.com/wiki/index.php?title=Virtual_Machines2) Run OS/2 on Dual Boot.
You can read this article also to give you an idea:
http://www.edm2.com/index.php/Dual_Bootregards