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EFI Driver Execution Environment Core Interface Spec v0.91OverviewThis specification defines the core code and services that are required for an
implementation of the Driver Execution Environment (DXE) phase of the Intel® Platform Innovation Framework for EFI (hereafter referred to as the "Framework").
This DXE Core Interface Specification (CIS) does the following:• Describes the basic components of the DXE phase• Provides code definitions for
services and functions that are architecturally required by the Intel® Platform Innovation Framework for EFI Architecture Specification• Presents a set of
backward-compatible extensions to the EFI 1.10 Specification• Describes the machine preparation that is required for subsequent phases of firmware execution
See Organization of the DXE CIS for more information.Target AudienceThis document is intended for the following readers:• IHVs and OEMs
who will be implementing DXE drivers that are stored in firmware volumes.• BIOS developers, either those who create general-purpose BIOS and other firmware
products or those who modify these products for use in Intel® architecture–based products.Read the full EFI Driver Execution Environment Core Interface Spec.