I have a raspberry pi 3 recently started running retropie ...i figered out how to add som games to n64 but the roms for sony come with 2 files one is like a thumbnail pic and the other is a boot file ..i know i. Suposed to have a bios for sony but i dont know were to get one and if i get one will it work for all sony games for that console or do i need a bios for each game rom i use ...
I know this is a noob question but i have to start somewhere please can anyone explain how this works ... please
Thank you