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2020-05-11 08:55:07 -06:00
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common/src/tx_event_flags_performance_info_get.c Normal file
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/**************************************************************************/
/* */
/* Copyright (c) Microsoft Corporation. All rights reserved. */
/* */
/* This software is licensed under the Microsoft Software License */
/* Terms for Microsoft Azure RTOS. Full text of the license can be */
/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
/* and in the root directory of this software. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** 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_info_get PORTABLE C */
/* 6.0 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function retrieves performance information from the specified */
/* event flag group. */
/* */
/* INPUT */
/* */
/* group_ptr Pointer to event flag group */
/* sets Destination for the number of */
/* event flag sets on this group */
/* gets Destination for the number of */
/* event flag gets on this group */
/* suspensions Destination for the number of */
/* event flag suspensions on this */
/* group */
/* timeouts Destination for number of timeouts*/
/* on this event flag group */
/* */
/* OUTPUT */
/* */
/* status Completion status */
/* */
/* CALLS */
/* */
/* None */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 05-19-2020 William E. Lamie Initial Version 6.0 */
/* */
/**************************************************************************/
UINT _tx_event_flags_performance_info_get(TX_EVENT_FLAGS_GROUP *group_ptr, ULONG *sets, ULONG *gets,
ULONG *suspensions, ULONG *timeouts)
{
#ifdef TX_EVENT_FLAGS_ENABLE_PERFORMANCE_INFO
TX_INTERRUPT_SAVE_AREA
UINT status;
/* Determine if this is a legal request. */
if (group_ptr == TX_NULL)
{
/* Event flags group pointer is illegal, return error. */
status = TX_PTR_ERROR;
}
/* Determine if the event group ID is invalid. */
else if (group_ptr -> tx_event_flags_group_id != TX_EVENT_FLAGS_ID)
{
/* Event flags group pointer is illegal, return error. */
status = TX_PTR_ERROR;
}
else
{
/* 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_INFO_GET, group_ptr, 0, 0, 0, TX_TRACE_EVENT_FLAGS_EVENTS)
/* Log this kernel call. */
TX_EL_EVENT_FLAGS_PERFORMANCE_INFO_GET_INSERT
/* Retrieve all the pertinent information and return it in the supplied
destinations. */
/* Retrieve the number of set operations on this event flag group. */
if (sets != TX_NULL)
{
*sets = group_ptr -> tx_event_flags_group_performance_set_count;
}
/* Retrieve the number of get operations on this event flag group. */
if (gets != TX_NULL)
{
*gets = group_ptr -> tx_event_flags_group__performance_get_count;
}
/* Retrieve the number of thread suspensions on this event flag group. */
if (suspensions != TX_NULL)
{
*suspensions = group_ptr -> tx_event_flags_group___performance_suspension_count;
}
/* Retrieve the number of thread timeouts on this event flag group. */
if (timeouts != TX_NULL)
{
*timeouts = group_ptr -> tx_event_flags_group____performance_timeout_count;
}
/* Restore interrupts. */
TX_RESTORE
/* Return successful completion. */
status = TX_SUCCESS;
}
#else
UINT status;
/* Access input arguments just for the sake of lint, MISRA, etc. */
if (group_ptr != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else 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;
}
#endif
/* Return completion status. */
return(status);
}