You might like a book by Charles Petzold. Here is one [1]. Your better option is to follow an open courseware program on Operating System by a reputable instit

You might like a book by Charles Petzold. Here is one [1]. Your better option is to follow an open courseware program on Operating System by a reputable institution with a track record such as MIT or CMU. Maybe IBM has online selfstudy resources. I don't know if it is too late in the boot process for you looking at the results from a search on the terms "arm nxp device tree boot" [1] https://www.charlespetzold.com/blog/2022/06/Announcing-Code-2nd-Edition.html https://www.charlespetzold.com/blog/2022/06/Announcing-Code-...