"Piece" may refer to an "all-in-one" release of a major franchise, where multiple discs or sequels are bundled into single, easy-to-install files. Common examples include:

Enter the world of PSX EBOOTs. Originally designed by Sony to allow PlayStation Portable (PSP) users to enjoy retro titles on the go, the EBOOT format has evolved into the definitive way to experience the PSX library on modern custom firmware (CFW) devices.

Each game must reside in its own uniquely named subfolder inside the "GAME" directory. If multiple EBOOT files are placed loosely in the same folder, the console console will mirror them incorrectly or fail to boot. How to Create Custom EBOOTs

Ensure the Game ID matches the official Sony release code (e.g., SLUS-00158 for Resident Evil ). This ensures your save states transfer correctly and memory cards function seamlessly.

To utilize a PSX EBOOT collection, you generally need a device with Custom Firmware (CFW).

While the PSP’s POPS emulator is remarkably robust, not every PS1 game runs flawlessly. Certain titles require specific configurations, plugins, or compatibility modes to function correctly. The homebrew community developed —a plugin that allows users to load different versions of the POPS emulator on a per-game basis. Some games run best with the original POPS version from the early PSP firmware (3.02 OE-B), while others require newer revisions.

Open PSX2PSP (version 1.4.2 is widely considered the most stable release).