摘要
文中主要阐述了Linux驱动程序的基本概念以及字符设备、块设备和网络设备的特点。通过键盘驱动实例论述了如何设计和编写模块化的驱动程序,并解释键盘驱动程序的关键代码。最后归纳了开发嵌入式Linux设备驱动程序的核心思想。
This article mainly elaborates some basic concepts of the Linux driver procedure, as well as the characteristics of the character device, block device and network device. How to design and program the modularized device drivers under embedded Linux is discussed with an example of the keyboard driver and some pivotal codes are made clear. In the end, the core idea on the development of device drivers under embedded Linux is concluded.
出处
《电子科技》
2008年第12期57-60,共4页
Electronic Science and Technology
