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Linux input子系统详解
linux系统输入设备繁多,例如按键、键盘、触摸屏、鼠标。这些输入设备都属于字符设备。不过这些输入设备不同类型,不同原理,不同的输入输出信息。那么是如何统一这些输入设备的呢? 答案:linux中将所有的输入设备抽象出input子系统这套软件体系,提供了 ...
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