This is a serial mouse driver, which is compliant with Plug and Play, supports dynamic detection (via serenum) and removal (either hotplug or via the device manager). The code serves as a sample for any serial-enumerable device. The behavior of the v

linux当usb设备插入的时候，你可以用hotplug做些事情，比如：自动copy移动硬盘的文件等等 -linux USB devices when inserted, you can use the hotplug do something, such as : automatic copy of the disk files, etc.

检测USB设备热插拔事件,并显示设备的信息。-Detect the USB device hotplug events and display devices.