UefiDriverEntryPointFwCfgOverrideLib.c File Reference

#include <Uefi.h>
#include <Protocol/LoadedImage.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/QemuFwCfgSimpleParserLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiDriverEntryPoint.h>

Go to the source code of this file.

Functions
STATIC EFI_STATUS EFIAPI	_DriverUnloadHandler (EFI_HANDLE ImageHandle)
EFI_STATUS EFIAPI	_ModuleEntryPoint (IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)

Detailed Description

Entry point to a EFI/DXE driver. This version is specific to QEMU, and ties dispatch of the driver in question on the value of a QEMU fw_cfg boolean variable which is referenced by name via a fixed pointer PCD.

Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.
Copyright (c) 2022, Google LLC. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file UefiDriverEntryPointFwCfgOverrideLib.c.

Function Documentation

_DriverUnloadHandler()

STATIC EFI_STATUS EFIAPI _DriverUnloadHandler

(

EFI_HANDLE

ImageHandle

)

Unloads an image from memory.

This function is a callback that a driver registers to do cleanup when the UnloadImage boot service function is called.

Parameters

ImageHandle

The handle to the image to unload.

Returns

Status returned by all unload().

Definition at line 36 of file UefiDriverEntryPointFwCfgOverrideLib.c.

_ModuleEntryPoint()

EFI_STATUS EFIAPI _ModuleEntryPoint	(	IN EFI_HANDLE	ImageHandle,
		IN EFI_SYSTEM_TABLE *	SystemTable
	)

The entry point of PE/COFF Image for a DXE Driver, DXE Runtime Driver, or UEFI Driver.

Parameters

ImageHandle	The image handle of the DXE Driver, DXE Runtime Driver, or UEFI Driver.
SystemTable	A pointer to the EFI System Table.

Return values

EFI_SUCCESS	The DXE Driver, DXE Runtime Driver, or UEFI Driver exited normally.
EFI_INCOMPATIBLE_VERSION	_gUefiDriverRevision is greater than SystemTable->Hdr.Revision.
Other	Return value from ProcessModuleEntryPointList().

Definition at line 81 of file UefiDriverEntryPointFwCfgOverrideLib.c.