在Linux环境下设计驱动程序，思想简洁，操作方便，功能也很强大，但是支持函数少，本文介绍了如何在linux环境下进行内核模块和驱动的编写-the Linux environment design driver, thinking simple, easy to operate and function are very powerful, but less support function, the paper described how the environment for linux kernel modules and drivers prepared