45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/** @file
|
|
Provides functions to save and restore NV variables in a file.
|
|
|
|
Copyright (c) 2009, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#ifndef __NV_VARS_FILE_LIB__
|
|
#define __NV_VARS_FILE_LIB__
|
|
|
|
/**
|
|
Attempts to connect the NvVarsFileLib to the specified file system.
|
|
|
|
@param[in] FsHandle - Handle for a gEfiSimpleFileSystemProtocolGuid instance
|
|
|
|
@return The EFI_STATUS while attempting to connect the NvVarsFileLib
|
|
to the file system instance.
|
|
@retval EFI_SUCCESS - The given file system was connected successfully
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
ConnectNvVarsToFileSystem (
|
|
IN EFI_HANDLE FsHandle
|
|
);
|
|
|
|
|
|
/**
|
|
Update non-volatile variables stored on the file system.
|
|
|
|
@return The EFI_STATUS while attempting to update the variable on
|
|
the connected file system.
|
|
@retval EFI_SUCCESS - The non-volatile variables were saved to the disk
|
|
@retval EFI_NOT_STARTED - A file system has not been connected
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
UpdateNvVarsOnFileSystem (
|
|
);
|
|
|
|
|
|
#endif
|
|
|