psn games on cfw

i just updated my psp 3000 to 5.03 gen b and i cant play my psn games(madden and grand turismo) because it says i need to update i know gen b has built in game decrpter but that is only for umds so how can i play my games? and is there a way to get on psn with cfw???

you can't play psn games on cfw, but you can play umd's.