psx eboots and key.bins are put inside a folder labled after the name of the game, then that folder is put in your GAME folder
PS - Mime, sorry to inform you, but that is not true lol, 3.02 oe-B had psx emulation, 3.02 oe-A did not..
http://psp3d.com/homepage-news/12791...-released.html