1436aea4d5
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the MdeModulePkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Liming Gao <gaoliming@byosoft.com.cn>
52 lines
1.9 KiB
C
52 lines
1.9 KiB
C
/** @file
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The common variable volatile store routines shared by the DXE_RUNTIME variable
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module and the DXE_SMM variable module.
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Copyright (c) 2019, 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 _VARIABLE_RUNTIME_CACHE_H_
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#define _VARIABLE_RUNTIME_CACHE_H_
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#include "Variable.h"
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/**
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Copies any pending updates to runtime variable caches.
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@retval EFI_UNSUPPORTED The volatile store to be updated is not initialized properly.
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@retval EFI_SUCCESS The volatile store was updated successfully.
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**/
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EFI_STATUS
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FlushPendingRuntimeVariableCacheUpdates (
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VOID
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);
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/**
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Synchronizes the runtime variable caches with all pending updates outside runtime.
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Ensures all conditions are met to maintain coherency for runtime cache updates. This function will attempt
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to write the given update (and any other pending updates) if the ReadLock is available. Otherwise, the
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update is added as a pending update for the given variable store and it will be flushed to the runtime cache
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at the next opportunity the ReadLock is available.
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@param[in] VariableRuntimeCache Variable runtime cache structure for the runtime cache being synchronized.
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@param[in] Offset Offset in bytes to apply the update.
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@param[in] Length Length of data in bytes of the update.
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@retval EFI_SUCCESS The update was added as a pending update successfully. If the variable runtime
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cache ReadLock was available, the runtime cache was updated successfully.
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@retval EFI_UNSUPPORTED The volatile store to be updated is not initialized properly.
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**/
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EFI_STATUS
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SynchronizeRuntimeVariableCache (
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IN VARIABLE_RUNTIME_CACHE *VariableRuntimeCache,
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IN UINTN Offset,
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IN UINTN Length
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);
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#endif
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