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/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2026-present Eclipse ThreadX contributors
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** ThreadX Component */
/** */
/** Event Flags */
/** */
/**************************************************************************/
/**************************************************************************/
#define TX_SOURCE_CODE
/* Include necessary system files. */
#include "tx_api.h"
#include "tx_event_flags.h"
#ifdef TX_EVENT_FLAGS_ENABLE_PERFORMANCE_INFO
#include "tx_trace.h"
#endif
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_event_flags_performance_system_info_get PORTABLE C */
/* 6.1 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function retrieves system event flag performance information. */
/* */
/* INPUT */
/* */
/* sets Destination for total number of */
/* event flag sets */
/* gets Destination for total number of */
/* event flag gets */
/* suspensions Destination for total number of */
/* event flag suspensions */
/* timeouts Destination for total number of */
/* timeouts */
/* */
/* OUTPUT */
/* */
/* status Completion status */
/* */
/* CALLS */
/* */
/* None */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/**************************************************************************/
UINT _tx_event_flags_performance_system_info_get(ULONG *sets, ULONG *gets, ULONG *suspensions, ULONG *timeouts)
{
#ifdef TX_EVENT_FLAGS_ENABLE_PERFORMANCE_INFO
TX_INTERRUPT_SAVE_AREA
/* Disable interrupts. */
TX_DISABLE
/* If trace is enabled, insert this event into the trace buffer. */
TX_TRACE_IN_LINE_INSERT(TX_TRACE_EVENT_FLAGS__PERFORMANCE_SYSTEM_INFO_GET, 0, 0, 0, 0, TX_TRACE_EVENT_FLAGS_EVENTS)
/* Log this kernel call. */
TX_EL_EVENT_FLAGS__PERFORMANCE_SYSTEM_INFO_GET_INSERT
/* Retrieve all the pertinent information and return it in the supplied
destinations. */
/* Retrieve the total number of event flag set operations. */
if (sets != TX_NULL)
{
*sets = _tx_event_flags_performance_set_count;
}
/* Retrieve the total number of event flag get operations. */
if (gets != TX_NULL)
{
*gets = _tx_event_flags_performance_get_count;
}
/* Retrieve the total number of event flag thread suspensions. */
if (suspensions != TX_NULL)
{
*suspensions = _tx_event_flags_performance_suspension_count;
}
/* Retrieve the total number of event flag thread timeouts. */
if (timeouts != TX_NULL)
{
*timeouts = _tx_event_flags_performance_timeout_count;
}
/* Restore interrupts. */
TX_RESTORE
/* Return completion status. */
return(TX_SUCCESS);
#else
UINT status;
/* Access input arguments just for the sake of lint, MISRA, etc. */
if (sets != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else if (gets != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else if (suspensions != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else if (timeouts != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
/* Return completion status. */
return(status);
#endif
}
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