GUS_MIDI_CONTROL 2086 dev/isa/gus.c  	bus_space_write_1(iot, ioh4, GUS_MIDI_CONTROL, MIDI_RESET);
GUS_MIDI_CONTROL 2090 dev/isa/gus.c  	bus_space_write_1(iot, ioh4, GUS_MIDI_CONTROL, 0x00);