When a PS3 application launches, the system checks various parameters to ensure the software is authorized and structured correctly. The ps3logo.dat file acts as a configuration asset that dictates how the system handles the initial display and error checking during this handover from the XMB to the game engine. It is technically associated with the "Boot Logo" display—the iconic white ribbon animation that plays before a game loads—but it also serves as a structural placeholder in the file hierarchy of many ISOs and PKG packages.
: While PS3LOGO.DAT is per-game, the system-wide boot logo is typically handled by coldboot.raf located in the system flash ( dev_blind/vsh/resource/ ). ps3logo.dat