Introduction - If you have any usage issues, please Google them yourself
Author: HuaQing vision embedded institute. The Linux device driver development "(08 and 09 sep TOP50) annual list of best-selling chapter 13, Linux piece of device drivers. Piece of equipment is the concept of equipment and characters are, these two types of equipment in the structure of the drive in Linux have bigger difference, overall, piece of equipment than character device drivers drive is much more complex, in the I/O operation borrows great different, buffer, I/O operation, request queuing is of the device driver related concepts. This chapter will be explained Linux piece of equipment of the driver programming. Section 13.1 explain piece of equipment I/O operation, the characteristics of the character device and piece of equipment analysis in the I/O operation differences. Section 13.2 from the whole description of Linux device drivers, analysis of the main structure of the data structure, function and its relationship. 13.3 ~ 13.5 respectively of asher. Explain