摘要
描述了Linux系统设备驱动程序的概念、分类及关键技术,包括设备的设备号、设备的操作及设备的注册和卸载等。以LED设备驱动程序为例,分析了Linux系统下字符设备驱动程序的设计方法。该文列出的LED驱动程序已在Samsung ARM9 2410开发板上调试通过。
This paper describes the conceptions, classification and key technology of the drivers on Linux, including numbers, operations, register and uninstall of the devices. By taking LED drivers as the example, the design method of char drivers on Linux is discussed. The LED driving procedures are debugged on Samsung ARM9 2410 development board.
出处
《计算机工程》
CAS
CSCD
北大核心
2006年第23期278-280,共3页
Computer Engineering
