> I also recommend "Linux Device Drivers" from O'Reilly. http://lwn.net/Kernel/LDD3/ http://lwn.net/Kernel/LDD3/ That book is a little out of date nowdays. Th

> I also recommend "Linux Device Drivers" from O'Reilly. http://lwn.net/Kernel/LDD3/ http://lwn.net/Kernel/LDD3/ That book is a little out of date nowdays. They're working on LDD4: http://www.amazon.com/Linux-Device-Drivers-Jessica-McKellar/dp/1449371612 http://www.amazon.com/Linux-Device-Drivers-Jessica-McKellar/... but oddly, it's based on kernel version 3.2, which by the time the book will be released is also going to be out of date.