UEFI Forum updates PI spec

System Management Mode (SMM), meet Trust Zone (TZ). And SMM + TZ = Management Mode (MM) in Volume 4 of PI 1.5 spec https://t.co/toxesJlLwv

— vincent zimmer (@vincentzimmer) October 4, 2016

Reading UEFI PI 1.5 right now. Management mode changes are huge, but I'll wait for first images to see how they will be implemented.

— Nikolaj Schlej (@NikolajSchlej) October 4, 2016