tinkeros

Lots of stuff is undocumented, Terry wrote it, this isn't a Shrine issue. This page has the answer to your question: https://wiki.osdev.org/APIC

Major manufacturers are not open source friendly and do not release documentation on their hardware necessary to write drivers. It might be possible someone else has already written code in...

I was just going to mention that if somebody is going to dig into this code, a related nice to have feature would be the ability to not have to...