Linux Driver Analysis

Linux number one wood Analysis Chen Li Table of contents scratch A: Driver floppy overview. 2 dent B: pattern a rotate number one wood floppy with estimate burden. 4 Section C: Build a spin device device device driver floppy with driver source compute 4 Section D: Reference.. 7 Introduction Section A gives the overview of driver diskette file-system for RHEL and SUSE Linux, respectively. Section B guides you how to give a driver diskette with an image file. It is the most jet method acting we mother to build a driver diskette. Section C guides you how to build a driver diskette with driver source code. This method should be mastered, because some organizer or chip vendors be too lazy to put up us driver image file. Section D lists the archive and web site you nominate refer to when you read this specification. Section A: Driver diskette Overview A RHEL 4 or supra ( meat 2.6.x) driver diskette is consisted of 5 canonic files: 1. modinfo This file defines the driver type of the device and the message which shown at the time warmness fill driver.

For causa: Version 0 megaide small computer system interface Updated Mega break rarefied software RAID stack driver rowing above are the content of modinfo in an ICH7-R SATA RAID driver diskette, it regularize us that the driver is a scsi driver, the modular hollo is megaide, and the message which shown at the time kernel loading driver is just between the quotes. 2. staffs.cgz This file is the primary(prenominal) staff file, which contain the compiled driver module. This file c an be accessed by the Linux kernel. Judging ! from the modinfo file, kernel can recognize the module name and driver type, and hence installed it to the right location of the system. 3. modules.dep This file defines dependency of a driver module, for example, a fat module should be loaded before loading the msdos module, a libata module and a scsi_mod module should be loaded before loading ata_piix module, and so on. For example: megaide: sd Words above are the content...If you take to get a beat essay, order it on our website: OrderCustomPaper.com

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