Controller Emulator Tutorial - HOW TO USE PS3 CONTROLLER ON PC - YouTube
RPCS3 Forums - My Twin Usb Gamepad only detected 1 Controller joystick not 2
Reconnect controller in: The Godfather: Don's Edition : r/rpcs3
Emulation Round-up: RetroArch 1.7.7 released with experimental XBOX ONE build, Improved Desktop UI and Bluetooth Keyboard/Mouse Support on the PSVita and a look at the RPCS3 Progress Report For March 2019! -