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