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by IvanKush
Mon Oct 03, 2016 1:44 pm
Forum: Site Comments, Suggestions, and Ideas
Topic: Chapter 9 Enabling A20
Replies: 0
Views: 16168

Chapter 9 Enabling A20

Maybe add the following information Intel no longer supports the A20 gate starting with Haswell. Page 271 of the Intel System Programmers Manual Vol. 3A from June 2013 states: "The functionality of A20M# is used primarily by older operating systems and not used by modern operating systems. On newer ...