static READ8_DEVICE_HANDLER( amspdwy_sound_r ) { return (ym2151_status_port_r(device, 0) & ~ 0x30) | input_port_read(device->machine, "IN0"); }
static READ8_DEVICE_HANDLER( amspdwy_sound_r ) { return (ym2151_status_port_r(device, 0) & ~ 0x30) | device->machine().root_device().ioport("IN0")->read(); }