内核开启配置
在此之前，保证USB主设备驱动已经开启了
Dvice Driver–» HID Support–»USB HID Support
设置成功后，接入鼠标，显示如下。
[Webee210]\# usb 1-1: USB disconnect, device number 2
usb 1-1: new low-speed USB device number 3 using s5p-ohci
usb 1-1: New USB device found, idVendor=093a, idProduct=2510
usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 1-1: Product: USB Optical Mouse
usb 1-1: Manufacturer: PixArt
input: PixArt USB Optical Mouse as /devices/platform/s5p-ohci/usb1/1-1/1-1:1.0/input/input2
hid-generic 0003:093A:2510.0002: input: USB HID v1.11 Mouse [PixArt USB Optical Mouse] on usb-s5p-ohci-1/input0
qt支持鼠标和触摸屏
在/ect/profile中配置这句话，其中，/dev/mouse0为插入的鼠标设备节点。
export QWS_MOUSE_PROTO=”intelliMouse:/dev/mouse0 tslib:/dev/event0”
注意：要使qt先支持鼠标，在开机之前，启动qt程序之前就需要把鼠标设备接入到开发板中