UEFI Driver Writer's Guide - lzeng14/tianocore GitHub Wiki
Description
This document is provided to help developers prepare UEFI drivers using the EDK II development environment. UEFI driver standards are described in the Unified Extensible Firmware Interface (UEFI) Specification, at http://uefi.org/specifications. This document provides basic information for the most common categories of UEFI drivers; other driver designs are possible.
Versions
As of April 2018, the UEFI Driver Writer's Guide is available in gitbook format.
https://edk2-docs.gitbooks.io/edk-ii-uefi-driver-writer-s-guide/