Ps Vita Bios Top ~upd~ -
This is where things get tricky. SEGA CD games are notorious for not booting without the right "brain." bios_CD_U.bin , bios_CD_E.bin , bios_CD_J.bin .
If you own a PS Vita (even a broken one), you can dump your own BIOS: ps vita bios top
For most RetroArch users, the "system" folder is located at: ux0:data/retroarch/system . This is where things get tricky
Most emulator BIOS files are stored in ux0:data/ under the respective emulator's folder. ps vita bios top
Syscon has its own flashable firmware (updated via system updates), but it does store user settings like a BIOS CMOS. All user settings (date/time, language, etc.) are stored in the main OS’s file system on eMMC.
If you are looking to emulate the PS Vita or run retro emulators