Lmfao... I Love PSP homebrew.. Upgrade your PSP to 2.71 then use the Downdater, Very simple
Can be found on psp-hacks.com forums, qj.net, dax.lan.st Is a great site... You should go down to 1.5 then take it up to 3.02 OEB, (Fw 3 with homebrew capable).
irc.dax.lan.st something like that lol, go to www.dax.lan.st
I have TONNES of homebrew for PSP lol. If you need help PM me