Simon's blog Posts

– continued from part 1.

Using the Linux High-Resolution timer API, I created my first implementation of a 100 Hz real-time loop in a Linux kernel module. It looked like this:

At work I recently had to create a set of real-time Linux drivers for our custom hardware board. I’ve found it to be an interesting experience that I’d like to share – especially since it took some help from the PREEMPT_RT community to get the real-time stuff working correctly.

I’ll divide the story into a few parts, starting with a quick description of the setup.