QemuFwCfgMmioPei.c File Reference

#include <Uefi.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/IoLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/QemuFwCfgLib.h>
#include <libfdt.h>
#include "QemuFwCfgLibMmioInternal.h"

Go to the source code of this file.

Functions
UINTN EFIAPI	QemuGetFwCfgSelectorAddress (VOID)
UINTN EFIAPI	QemuGetFwCfgDataAddress (VOID)
UINTN EFIAPI	QemuGetFwCfgDmaAddress (VOID)
RETURN_STATUS EFIAPI	QemuFwCfgInitialize (VOID)

Detailed Description

Stateful and implicitly initialized fw_cfg library implementation.

Copyright (C) 2013 - 2014, Red Hat, Inc. Copyright (c) 2011 - 2013, Intel Corporation. All rights reserved.
(C) Copyright 2021 Hewlett Packard Enterprise Development LP
Copyright (c) 2024 Loongson Technology Corporation Limited. All rights reserved.

SPDX-License-Identifier: BSD-2-Clause-Patent

Definition in file QemuFwCfgMmioPei.c.

Function Documentation

QemuFwCfgInitialize()

RETURN_STATUS EFIAPI QemuFwCfgInitialize

(

VOID

)

Definition at line 90 of file QemuFwCfgMmioPei.c.

QemuGetFwCfgDataAddress()

UINTN EFIAPI QemuGetFwCfgDataAddress

(

VOID

)

To get firmware configure Data address.

Parameters

VOID

Return values

firmware

configure data address

Definition at line 55 of file QemuFwCfgMmioPei.c.

QemuGetFwCfgDmaAddress()

UINTN EFIAPI QemuGetFwCfgDmaAddress

(

VOID

)

To get firmware DMA address.

Parameters

VOID

Return values

firmware

DMA address

Definition at line 76 of file QemuFwCfgMmioPei.c.

QemuGetFwCfgSelectorAddress()

UINTN EFIAPI QemuGetFwCfgSelectorAddress

(

VOID

)

To get firmware configure selector address.

Parameters

VOID

Return values

firmware

configure selector address

Definition at line 34 of file QemuFwCfgMmioPei.c.