In the context of emulation, a GameShark ROM is a backup of the original cheat utility disc. It acts as a bridge: Boot the GameShark ISO : You start the emulator with the GameShark "game" running. Select Cheats
Many GameShark discs require a physical parallel port dongle. Verified ROMs have been to remove this dongle check, allowing the software to run on a standard PS2 (with FMCB) or an emulator. gameshark ps2 rom verified
4.4. Runtime Memory Mapping
While physical GameShark discs require a "Master Code" (usually starting with F or 9 ) to boot, these are typically not required when using the .pnach method in emulators. In the context of emulation, a GameShark ROM