该代码适用于嵌入式开发，内存映射的驱动程序-The code applies to the development of embedded memory mapping Driver

为Linux虚拟内存驱动程序，模拟了内核空间和用户空间之间的数据交流，是学习Linux内存管理的易用源码-Linux virtual memory for the driver to simulate the kernel space and user space data between the exchanges, is to learn Linux the easy-to-use memory management source