Programming Tutorial: How To Write a FreeBSD Kernel Module ( Driver )

Nice short guide for writing a kernel module for FreeBSD operating system. From the article:

FreeBSD 7.0 has already been released. If you are a real hacker, the best way to jump in and learn it is hacking together an introductory kernel module. In this article I’ll implement a very basic module that prints a message when it is loaded, and another when it is unloaded. I’ll also cover the mechanics of compiling our module using standard tools and rebuilding the stock FreeBSD kernel.

=> Writing a kernel module for FreeBSD

Related: How To Compile a Linux Kernel Modules

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