EDK II Module Writer's Guide - Intel

3.7.3 Configure PCDs.......................................................................363.7.4 Customize Build Options...........................................................393.7.5 Build module image .................................................................413.7.6 Build EFI Option Rom image .....................................................433.7.7 Common build module breaks ...................................................443.8 Debugging a Module .............................................................................454 UEFI Applications ............................................................................................474.1 Begin with INF file ................................................................................474.2 Write UEFI Application Entry Point ..........................................................474.3 Get Service Tables................................................................................484.4 Communicating with a UEFI driver ..........................................................494.4.1 Protocol .................................................................................494.4.2 Variable .................................................................................495 UEFI Drivers ..................................................................................................505.1 Begin With INF File ...............................................................................505.2 Write the UEFI Driver entry point............................................................505.3 Get Service Tables................................................................................525.4 Communication between UEFI Drivers .....................................................535.4.1 Protocol .................................................................................535.4.2 Variable .................................................................................536 SEC Module....................................................................................................566.1 Beginning to Write the INF File...............................................................566.2 Setup Pre-Memory Environment .............................................................566.3 Prepare for Data PEI Foundation.............................................................576.3.1 EFI_SEC_PEI_HAND_OFF * SecCoreData ....................................576.3.2 EFI_PEI_PPI_DESCRIPTOR *PpiList ............................................587 Pre-EFI Initialization Modules............................................................................607.1 Introduction ........................................................................................607.2 Beginning to Write a PEIM INF File..........................................................607.3 Defining a PEIM’s entry point .................................................................607.4 Get Pei Services ...................................................................................617.5 Communicate between PEIM Modules ......................................................617.5.1 PPI........................................................................................617.5.2 HOB ......................................................................................627.5.3 PCD ......................................................................................637.6 Communicate with DXE Modules.............................................................637.6.1 HOB ......................................................................................637.6.2 Variable .................................................................................637.6.3 PCD ......................................................................................647.7 Boot Mode...........................................................................................647.8 Execution in Place PEIMs .......................................................................657.9 Dependency for PEIMs ..........................................................................658 DXE Drivers ...................................................................................................678.1 Beginning with INF File .........................................................................678.2 Write DXE Driver Entry Point..................................................................678.3 Obtaining Services Tables......................................................................68iv