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2020-05-11 08:55:07 -06:00
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common/src/tx_mutex_performance_system_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 */
/** */
/** Mutex */
/** */
/**************************************************************************/
/**************************************************************************/
#define TX_SOURCE_CODE
/* Include necessary system files. */
#include "tx_api.h"
#include "tx_mutex.h"
#ifdef TX_MUTEX_ENABLE_PERFORMANCE_INFO
#include "tx_trace.h"
#endif
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _tx_mutex_performance_system_info_get PORTABLE C */
/* 6.0 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function retrieves system mutex performance information. */
/* */
/* INPUT */
/* */
/* puts Destination for total number of */
/* mutex puts */
/* gets Destination for total number of */
/* mutex gets */
/* suspensions Destination for total number of */
/* mutex suspensions */
/* timeouts Destination for total number of */
/* mutex timeouts */
/* inversions Destination for total number of */
/* mutex priority inversions */
/* inheritances Destination for total number of */
/* mutex priority inheritances */
/* */
/* 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_mutex_performance_system_info_get(ULONG *puts, ULONG *gets, ULONG *suspensions,
ULONG *timeouts, ULONG *inversions, ULONG *inheritances)
{
#ifdef TX_MUTEX_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_MUTEX_PERFORMANCE_SYSTEM_INFO_GET, 0, 0, 0, 0, TX_TRACE_MUTEX_EVENTS)
/* Log this kernel call. */
TX_EL_MUTEX_PERFORMANCE_SYSTEM_INFO_GET_INSERT
/* Retrieve all the pertinent information and return it in the supplied
destinations. */
/* Retrieve the total number of mutex puts. */
if (puts != TX_NULL)
{
*puts = _tx_mutex_performance_put_count;
}
/* Retrieve the total number of mutex gets. */
if (gets != TX_NULL)
{
*gets = _tx_mutex_performance_get_count;
}
/* Retrieve the total number of mutex suspensions. */
if (suspensions != TX_NULL)
{
*suspensions = _tx_mutex_performance_suspension_count;
}
/* Retrieve the total number of mutex timeouts. */
if (timeouts != TX_NULL)
{
*timeouts = _tx_mutex_performance_timeout_count;
}
/* Retrieve the total number of mutex priority inversions. */
if (inversions != TX_NULL)
{
*inversions = _tx_mutex_performance_priority_inversion_count;
}
/* Retrieve the total number of mutex priority inheritances. */
if (inheritances != TX_NULL)
{
*inheritances = _tx_mutex_performance__priority_inheritance_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 (puts != 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 if (inversions != TX_NULL)
{
/* Not enabled, return error. */
status = TX_FEATURE_NOT_ENABLED;
}
else if (inheritances != 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
}