An introduction to device drivers - Ch. 1 of Linux Device Drivers, 3rd Edition
Linux Device Drivers
teaches you how to write your own drivers, the distinct "black boxes" that make a particular piece of hardware respond to a well-defined internal programming interface and how to hack around in
related parts of the kernel.
One of the many advantages of free operating systems, as typified by Linux, is that
their internals are open for all to view. The operating system, once a dark and mysterious
area whose code was restricted to a small number of programmers, can now be
readily examined, understood, and modified by anybody with the requisite skills...
Read the rest of the tip in this PDF.
Excerpted from Linux Device Drivers, Third Edition
by Jonathan Corbet, Alessandro Rubini, and Greg Kroah-Hartman (ISBN: 0-596-00590-3). Copyright 2005, O'Reilly Media, Inc.
All rights reserved.
This was first published in June 2005
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