An appendix covers how to write your own operating system for RISC-V in about 1,000 lines of code. Don’t speak Japanese? An English version is available free on the Web and on GitHub.

Building a complete operating system in so few lines of code is an impressive feat, and making it comprehensive enough to teach students with goes well beyond that accomplishment as well.

Today’s lecture isn’t really a “newbie” topic, but it’s one that I wanted to cover because in the past three weeks I’ve gone through it half a dozen times and that is Reloading the Operating System on ...