Real mode to protected mode inside the timer ISR

This rocks: It’s the insane little trampoline I wrote last year in order to make real-mode BIOS calls from my toy protected mode OS, Metalkit. It’s full of all kinds of awesome and scary things. So today, I just had occasion to try making a BIOS call from inside the timer interrupt, and it works! (Both in a VMware VM and on the physical laptop I tried it on.) Woohoo! So now I have this... Read More