一个启用和禁用设备的例子，该代码展示了禁用和启用USB设备的功能。如果需要禁用软驱和光驱，需要修改相应的参数。-Enable and disable a device example, the code to display the disable and enable USB devices. If you need to disable the floppy drive and optical disk drive, a need to amend the corresponding par