For each player, 2 new options are added:
- a reservation type (no reservation, preferred, reserved)
- a reserved device name
When handling port - player assignments, reserved devices
will be assigned to the respective player port. If reservation
type is "reserved", no other device can take that port
automatically.
Reservation config option and matching function lifted from:
PatrickStankard https://github.com/libretro/RetroArch/pull/16269
Test joypad driver was extended for more tests.
Co-authored-by: Patrick Stankard <me@patrickstankard.com>