Download or read book Beyond BIOS written by Vincent Zimmer and published by Walter de Gruyter GmbH & Co KG. This book was released on 2017 with total page 324 pages. Available in PDF, EPUB and Kindle. Book excerpt: Chapter 4 - Protocols You Should Know ; EFI OS Loaders ; Device Path and Image Information of the OS Loader ; Accessing Files in the Device Path of the OS Loader ; Finding the OS Partition ; Getting the Current System Configuration ; Getting the Current Memory Map.