On Sun, Oct 29, 2006 at 11:18:28PM -0700, George Mihai IACOB wrote: > Jonathan Gray wrote: > >On Sun, Oct 29, 2006 at 08:24:16PM -0700, George Mihai IACOB wrote: > >>Hello! > >> > >>I am a not-so-experienced programmer and I started a personal project > >>which requires a deep understanding of the OpenBSD kernel - no, I am not > >>going to fork another BSD style operating system. I wonder if there is > >>documentation describing the kernel, other that the comments in the > >>source. For a start, I am reading Andrew Tanenbaum's "Modern Operating > >>Systems", 2nd edition and trying to follow the code in the kernel > >>source, starting with sys/kern/init_main.c > >>Is this a wrong approach? Do you have other suggestions? I know there's > >>no easy way and I am not looking for one, all I want is a starting point. > >>Regards, > >>George > > > >You don't mention what you had in mind so it is hard to point at anything. > >"The Design and Implementation of the 4.4 BSD Operating System" by > >McKusick and friends is likely to be more relevant for implementation > >details, Tanebaum's book is more high level theory. > > > > Well, I want to be able to write software which should run in kernel > mode and/or modify the kernel. Basically, I'm just like a college > student taking an operating systems course and using OpenBSD as an example.
"Operating System Concepts" by Silbershatz, Galvin and Gagne: http://codex.cs.yale.edu/avi/os-book/os7/ As a bonus, there are pretty dinosaur pictures at the start of each chapter. Also, get the BSD book mentioned above. -Damian
