If you want to relax and watch how someone is codding, take a | Bortlog
If you want to relax and watch how someone is codding, take a look at this channel https://youtube.com/c/AndreasKling
This person has been writing his operating system for a couple of years, but the last video is quite simple to watch
To understand how TLB works and how exactly CPU and kernel agree on which pages are available for writing, or read-only, or execution, I advise https://open.spotify.com/episode/2jF3PrFnnyaeRYfteLTYeW?si=DyU6iHJDQ7aiYQ8rfq2jrA
Maybe Andreas himself has a video on the channel where he impements it