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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
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** Thread-Metric Component */
/** */
/** Synchronization Processing Test */
/** */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* tm_synchronization_processing_test PORTABLE C */
/* 6.1.7 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This file defines the Semaphore get/put processing test. */
/* */
/**************************************************************************/
#include "tm_api.h"
/* Define the counters used in the demo application... */
unsigned long tm_synchronization_processing_counter;
/* Define the test thread prototypes. */
void tm_synchronization_processing_thread_0_entry(void);
/* Define the reporting thread prototype. */
void tm_synchronization_processing_thread_report(void);
/* Define the initialization prototype. */
void tm_synchronization_processing_initialize(void);
/* Define main entry point. */
void tm_main()
{
/* Initialize the test. */
tm_initialize(tm_synchronization_processing_initialize);
}
/* Define the synchronization processing test initialization. */
void tm_synchronization_processing_initialize(void)
{
/* Create thread 0 at priority 10. */
tm_thread_create(0, 10, tm_synchronization_processing_thread_0_entry);
/* Resume thread 0. */
tm_thread_resume(0);
/* Create a semaphore for the test. */
tm_semaphore_create(0);
/* Create the reporting thread. It will preempt the other
threads and print out the test results. */
tm_thread_create(5, 2, tm_synchronization_processing_thread_report);
tm_thread_resume(5);
}
/* Define the synchronization processing thread. */
void tm_synchronization_processing_thread_0_entry(void)
{
int status;
while(1)
{
/* Get the semaphore. */
tm_semaphore_get(0);
/* Release the semaphore. */
status = tm_semaphore_put(0);
/* Check for semaphore put error. */
if (status != TM_SUCCESS)
break;
/* Increment the number of semaphore get/puts. */
tm_synchronization_processing_counter++;
}
}
/* Define the synchronization test reporting thread. */
void tm_synchronization_processing_thread_report(void)
{
unsigned long last_counter;
unsigned long relative_time;
/* Initialize the last counter. */
last_counter = 0;
/* Initialize the relative time. */
relative_time = 0;
while(1)
{
/* Sleep to allow the test to run. */
tm_thread_sleep(TM_TEST_DURATION);
/* Increment the relative time. */
relative_time = relative_time + TM_TEST_DURATION;
/* Print results to the stdio window. */
printf("**** Thread-Metric Synchronization Processing Test **** Relative Time: %lu\n", relative_time);
/* See if there are any errors. */
if (tm_synchronization_processing_counter == last_counter)
{
printf("ERROR: Invalid counter value(s). Error getting/putting semaphore!\n");
}
/* Show the time period total. */
printf("Time Period Total: %lu\n\n", tm_synchronization_processing_counter - last_counter);
/* Save the last counter. */
last_counter = tm_synchronization_processing_counter;
}
}
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