MAME 0.154 or more recent (for Bios)
Roms : Latest
see:
https://docs.libretro.com/library/flycast/
and (french)
https://recalbox.gitbook.io/documentation/v/francais/emulateurs/arcade/naomi/libretro-flycast
to know if GD-Rom (.chd file + .zip file ) or Cartridge (.7z or .zip only)
https://wiki.arcadeotaku.com/w/Sega_NAOMI#Game_List
(Naomi) Compatibility list
https://github.com/libretro/flycast/issues/136
To complete the machine setup with the infos above
emulators.cfg
lr-flycast = "/opt/retropie/emulators/retroarch/bin/retroarch -L /opt/retropie/libretrocores/lr-flycast/flycast_libretro.so </dev/null --config /opt/retropie/configs/naomi/retroarch.cfg %ROM%" default = "lr-flycast"retroarch.cfg
# Settings made here will only override settings in the global retroarch.cfg if placed above the #include line input_remapping_directory = "/opt/retropie/configs/naomi/" #include "/opt/retropie/configs/all/retroarch.cfg"