mirror of
https://github.com/kelvinlawson/atomthreads.git
synced 2026-01-11 18:33:16 +01:00
af84aa9848
NOTE: The atomThreadCreate() and atmoOSInit() APIs have changed to take stack_bottom rather than stack_top and to allow optional stack-checking on a per-thread basis.
377 lines
11 KiB
C
377 lines
11 KiB
C
/*
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* Copyright (c) 2010, Kelvin Lawson. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. No personal names or organizations' names associated with the
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* Atomthreads project may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE ATOMTHREADS PROJECT AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "atom.h"
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#include "atomsem.h"
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#include "atomtests.h"
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/* Number of test threads */
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#define NUM_TEST_THREADS 2
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/* Test OS objects */
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static ATOM_SEM sem1, sem2;
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static ATOM_TCB tcb[NUM_TEST_THREADS];
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static uint8_t test_thread_stack[NUM_TEST_THREADS][TEST_THREAD_STACK_SIZE];
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/* Forward declarations */
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static void test1_thread_func (uint32_t param);
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static void test2_thread_func (uint32_t param);
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/**
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* \b test_start
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*
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* Start semaphore test.
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*
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* This test exercises the semaphore creation and deletion APIs, including
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* waking threads blocking on a semaphore if the semaphore is deleted.
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* Deletion wakeups are tested twice: once for a thread which is blocking
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* with a timeout and once for a thread which is blocking with no timeout.
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*
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* @retval Number of failures
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*/
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uint32_t test_start (void)
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{
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int failures;
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uint32_t i;
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uint8_t status;
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/* Default to zero failures */
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failures = 0;
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/* Test creation and deletion of semaphores: good values */
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for (i = 0; i < 1000; i++)
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{
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if (atomSemCreate (&sem1, 0) == ATOM_OK)
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{
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if (atomSemDelete (&sem1) == ATOM_OK)
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{
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/* Success */
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}
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else
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{
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/* Fail */
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ATOMLOG (_STR("Error deleting semaphore\n"));
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failures++;
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break;
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}
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}
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else
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{
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/* Fail */
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ATOMLOG (_STR("Error creating semaphore\n"));
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failures++;
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break;
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}
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}
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/* Test creation and deletion of semaphores: creation checks */
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if (atomSemCreate (NULL, 0) != ATOM_OK)
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{
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/* Success */
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}
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else
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{
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/* Fail */
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ATOMLOG (_STR("Bad semaphore creation checks\n"));
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failures++;
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}
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/* Test creation and deletion of semaphores: deletion checks */
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if (atomSemDelete (NULL) != ATOM_OK)
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{
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/* Success */
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}
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else
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{
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/* Fail */
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ATOMLOG (_STR("Bad semaphore deletion checks\n"));
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failures++;
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}
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/* Test wakeup of threads on semaphore deletion (thread blocking with no timeout) */
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if (atomSemCreate (&sem1, 0) != ATOM_OK)
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{
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ATOMLOG (_STR("Error creating test semaphore 1\n"));
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failures++;
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}
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else if (atomSemCreate (&sem2, 0) != ATOM_OK)
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{
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ATOMLOG (_STR("Error creating test semaphore 2\n"));
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failures++;
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}
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else if (atomThreadCreate(&tcb[0], TEST_THREAD_PRIO, test1_thread_func, 0,
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&test_thread_stack[0][0],
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TEST_THREAD_STACK_SIZE, TRUE) != ATOM_OK)
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{
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/* Fail */
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ATOMLOG (_STR("Error creating test thread 1\n"));
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failures++;
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}
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else
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{
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/*
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* We have created two semaphores. sem1 is for the other thread
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* to wait on, which we will delete from this thread. We want
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* to see that the other thread is woken up if its semaphore
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* is deleted. This is indicated through sem2 being posted
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* back to us.
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*/
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/* Wait for the other thread to start blocking on sem1 */
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if (atomTimerDelay(SYSTEM_TICKS_PER_SEC) != ATOM_OK)
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{
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ATOMLOG (_STR("Failed timer delay\n"));
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failures++;
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}
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else
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{
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/* The other thread will be blocking on sem1 now, delete sem1 */
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if (atomSemDelete(&sem1) != ATOM_OK)
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{
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ATOMLOG (_STR("Failed sem1 delete\n"));
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failures++;
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}
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else
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{
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/* Sem1 deleted. The thread should now wake up and post sem2. */
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if ((status = atomSemGet (&sem2, (5*SYSTEM_TICKS_PER_SEC))) != ATOM_OK)
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{
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ATOMLOG (_STR("Notify fail (%d)\n"), status);
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failures++;
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}
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else
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{
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/* Success */
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/* Clean up the last remaining semaphore */
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if (atomSemDelete (&sem2) != ATOM_OK)
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{
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ATOMLOG (_STR("Failed sem2 delete\n"));
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failures++;
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}
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}
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}
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}
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}
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/* Test wakeup of threads on semaphore deletion (thread blocking with timeout) */
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if (atomSemCreate (&sem1, 0) != ATOM_OK)
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{
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ATOMLOG (_STR("Error creating test semaphore 1\n"));
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failures++;
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}
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else if (atomSemCreate (&sem2, 0) != ATOM_OK)
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{
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ATOMLOG (_STR("Error creating test semaphore 2\n"));
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failures++;
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}
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else if (atomThreadCreate(&tcb[1], TEST_THREAD_PRIO, test2_thread_func, 0,
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&test_thread_stack[1][0],
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TEST_THREAD_STACK_SIZE, TRUE) != ATOM_OK)
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{
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/* Fail */
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ATOMLOG (_STR("Error creating test thread 2\n"));
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failures++;
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}
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else
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{
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/*
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* We have created two semaphores. sem1 is for the other thread
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* to wait on, which we will delete from this thread. We want
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* to see that the other thread is woken up if its semaphore
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* is deleted. This is indicated through sem2 being posted
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* back to us.
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*/
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/* Wait for the other thread to start blocking on sem1 */
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if (atomTimerDelay(SYSTEM_TICKS_PER_SEC) != ATOM_OK)
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{
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ATOMLOG (_STR("Failed timer delay\n"));
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failures++;
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}
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else
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{
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/* The other thread will be blocking on sem1 now, delete sem1 */
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if (atomSemDelete(&sem1) != ATOM_OK)
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{
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ATOMLOG (_STR("Failed sem1 delete\n"));
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failures++;
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}
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else
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{
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/* Sem1 deleted. The thread should now wake up and post sem2. */
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if ((status = atomSemGet (&sem2, (5*SYSTEM_TICKS_PER_SEC))) != ATOM_OK)
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{
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ATOMLOG (_STR("Notify fail (%d)\n"), status);
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failures++;
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}
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else
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{
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/* Success */
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/* Clean up the last remaining semaphore */
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if (atomSemDelete (&sem2) != ATOM_OK)
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{
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ATOMLOG (_STR("Failed sem2 delete\n"));
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failures++;
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}
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}
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}
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}
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}
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/* Check thread stack usage (if enabled) */
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#ifdef ATOM_STACK_CHECKING
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{
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uint32_t used_bytes, free_bytes;
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int thread;
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/* Check all threads */
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for (thread = 0; thread < NUM_TEST_THREADS; thread++)
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{
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/* Check thread stack usage */
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if (atomThreadStackCheck (&tcb[thread], &used_bytes, &free_bytes) != ATOM_OK)
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{
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ATOMLOG (_STR("StackCheck\n"));
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failures++;
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}
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else
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{
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/* Check the thread did not use up to the end of stack */
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if (free_bytes == 0)
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{
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ATOMLOG (_STR("StackOverflow %d\n"), thread);
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failures++;
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}
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/* Log the stack usage */
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#ifdef TESTS_LOG_STACK_USAGE
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ATOMLOG (_STR("StackUse:%d\n"), (int)used_bytes);
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#endif
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}
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}
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}
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#endif
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/* Quit */
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return failures;
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}
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/**
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* \b test1_thread_func
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*
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* Entry point for test thread 1.
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*
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* @param[in] param Unused (optional thread entry parameter)
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*
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* @return None
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*/
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static void test1_thread_func (uint32_t param)
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{
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uint8_t status;
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/* Compiler warnings */
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param = param;
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/*
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* Wait on sem1 with no timeout. We are expecting to be woken up
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* by the main thread while blocking.
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*/
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status = atomSemGet(&sem1, 0);
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if (status != ATOM_ERR_DELETED)
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{
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ATOMLOG (_STR("Test1 thread woke without deletion (%d)\n"), status);
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}
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else
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{
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/* We were woken due to deletion as expected, post sem2 to notify success */
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if ((status = atomSemPut(&sem2)) != ATOM_OK)
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{
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ATOMLOG (_STR("Error posting sem2 on wakeup (%d)\n"), status);
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}
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}
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/* Wait forever */
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while (1)
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{
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atomTimerDelay (SYSTEM_TICKS_PER_SEC);
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}
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}
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/**
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* \b test2_thread_func
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*
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* Entry point for test thread 2.
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*
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* @param[in] param Unused (optional thread entry parameter)
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*
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* @return None
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*/
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static void test2_thread_func (uint32_t param)
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{
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uint8_t status;
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/* Compiler warnings */
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param = param;
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/*
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* Wait on sem1 with timeout. We are expecting to be woken up
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* by the main thread while blocking.
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*/
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status = atomSemGet(&sem1, (5 * SYSTEM_TICKS_PER_SEC));
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if (status != ATOM_ERR_DELETED)
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{
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ATOMLOG (_STR("Test2 thread woke without deletion (%d)\n"), status);
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}
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else
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{
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/* We were woken due to deletion as expected, post sem2 to notify success */
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if ((status = atomSemPut(&sem2)) != ATOM_OK)
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{
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ATOMLOG (_STR("Error posting sem2 on wakeup\n"));
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}
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}
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/* Wait forever */
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while (1)
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{
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atomTimerDelay (SYSTEM_TICKS_PER_SEC);
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}
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}
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