#include <Uefi.h>
#include <Protocol/OcVariableRuntime.h>
#include <Protocol/OcFirmwareRuntime.h>
#include <Library/OcDirectResetLib.h>
#include <Library/OcVariableLib.h>
#include <Library/UefiBootServicesTableLib.h>

Functions
STATIC EFI_STATUS	InternalLocateVariableRuntimeProtocol (OC_VARIABLE_RUNTIME_PROTOCOL **OcVariableRuntimeProtocol)

VOID	OcLoadLegacyNvram (IN OC_STORAGE_CONTEXT Storage, IN OC_NVRAM_LEGACY_MAP LegacyMap, IN BOOLEAN LegacyOverwrite, IN BOOLEAN RequestBootVarRouting)

VOID EFIAPI	OcSaveLegacyNvram (VOID)

VOID EFIAPI	OcResetLegacyNvram (VOID)

VOID EFIAPI	OcSwitchToFallbackLegacyNvram (VOID)

Detailed Description

Methods wrapping calls to legacy NVRAM protocol from OpenCore.

Copyright (C) 2022, mikebeaton. All rights reserved.
SPDX-License-Identifier: BSD-3-Clause

Definition in file LegacyNvramWrapper.c.

Function Documentation

◆ InternalLocateVariableRuntimeProtocol()

STATIC EFI_STATUS InternalLocateVariableRuntimeProtocol ( OC_VARIABLE_RUNTIME_PROTOCOL ** OcVariableRuntimeProtocol )

Definition at line 17 of file LegacyNvramWrapper.c.

◆ OcLoadLegacyNvram()

VOID OcLoadLegacyNvram	(	IN OC_STORAGE_CONTEXT *	Storage,
		IN OC_NVRAM_LEGACY_MAP *	LegacyMap,
		IN BOOLEAN	LegacyOverwrite,
		IN BOOLEAN	RequestBootVarRouting )

Load emulated NVRAM using installed protocol when present.

Parameters

[in]	Storage	OpenCore storage.
[in]	LegacyMap	OpenCore legacy NVRAM map, stating which variables are allowed to be read/written.
[in]	LegacyOverwrite	Whether to overwrite any pre-existing variables found in emulated NVRAM.
[in]	RequestBootVarRouting	Whether OpenCore boot variable routing is enabled.

Definition at line 54 of file LegacyNvramWrapper.c.

◆ OcResetLegacyNvram()

VOID EFIAPI OcResetLegacyNvram ( VOID )

Reset emulated NVRAM using installed protocol when present. If protocol is present, does not return and restarts system.

Definition at line 147 of file LegacyNvramWrapper.c.

◆ OcSaveLegacyNvram()

VOID EFIAPI OcSaveLegacyNvram ( VOID )

Save to emulated NVRAM using installed protocol when present.

Definition at line 124 of file LegacyNvramWrapper.c.

◆ OcSwitchToFallbackLegacyNvram()

VOID EFIAPI OcSwitchToFallbackLegacyNvram ( VOID )

Switch to fallback emulated NVRAM using installed protocol when present.

Definition at line 172 of file LegacyNvramWrapper.c.