134 lines
6.0 KiB
C
134 lines
6.0 KiB
C
/***************************************************************************
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* Copyright (c) 2024 Microsoft Corporation
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*
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* This program and the accompanying materials are made available under the
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* terms of the MIT License which is available at
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* https://opensource.org/licenses/MIT.
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*
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* SPDX-License-Identifier: MIT
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**************************************************************************/
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/**************************************************************************/
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/**************************************************************************/
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/** */
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/** ThreadX Component */
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/** */
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/** Event Flags */
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/** */
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/**************************************************************************/
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/**************************************************************************/
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#define TX_SOURCE_CODE
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/* Include necessary system files. */
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#include "tx_api.h"
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#include "tx_event_flags.h"
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#ifndef TX_INLINE_INITIALIZATION
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/* Locate event flags component data in this file. */
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/* Define the head pointer of the created event flags list. */
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TX_EVENT_FLAGS_GROUP * _tx_event_flags_created_ptr;
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/* Define the variable that holds the number of created event flag groups. */
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ULONG _tx_event_flags_created_count;
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#ifdef TX_EVENT_FLAGS_ENABLE_PERFORMANCE_INFO
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/* Define the total number of event flag sets. */
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ULONG _tx_event_flags_performance_set_count;
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/* Define the total number of event flag gets. */
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ULONG _tx_event_flags_performance_get_count;
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/* Define the total number of event flag suspensions. */
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ULONG _tx_event_flags_performance_suspension_count;
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/* Define the total number of event flag timeouts. */
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ULONG _tx_event_flags_performance_timeout_count;
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#endif
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/**************************************************************************/
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/* */
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/* FUNCTION RELEASE */
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/* */
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/* _tx_event_flags_initialize PORTABLE C */
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/* 6.1 */
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/* AUTHOR */
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/* */
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/* William E. Lamie, Microsoft Corporation */
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/* */
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/* DESCRIPTION */
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/* */
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/* This function initializes the various control data structures for */
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/* the event flags component. */
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/* */
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/* INPUT */
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/* */
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/* None */
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/* */
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/* OUTPUT */
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/* */
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/* None */
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/* */
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/* CALLS */
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/* */
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/* None */
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/* */
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/* CALLED BY */
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/* */
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/* _tx_initialize_high_level High level initialization */
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/* */
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/* RELEASE HISTORY */
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/* */
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/* DATE NAME DESCRIPTION */
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/* */
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/* 05-19-2020 William E. Lamie Initial Version 6.0 */
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/* 09-30-2020 Yuxin Zhou Modified comment(s), */
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/* opt out of function when */
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/* TX_INLINE_INITIALIZATION is */
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/* defined, */
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/* resulting in version 6.1 */
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/* */
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/**************************************************************************/
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VOID _tx_event_flags_initialize(VOID)
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{
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#ifndef TX_DISABLE_REDUNDANT_CLEARING
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/* Initialize the head pointer of the created event flags list and the
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number of event flags created. */
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_tx_event_flags_created_ptr = TX_NULL;
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_tx_event_flags_created_count = TX_EMPTY;
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#ifdef TX_EVENT_FLAGS_ENABLE_PERFORMANCE_INFO
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/* Initialize event flags performance counters. */
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_tx_event_flags_performance_set_count = ((ULONG) 0);
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_tx_event_flags_performance_get_count = ((ULONG) 0);
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_tx_event_flags_performance_suspension_count = ((ULONG) 0);
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_tx_event_flags_performance_timeout_count = ((ULONG) 0);
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#endif
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#endif
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}
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#endif
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