mirror of
https://github.com/azure-rtos/threadx
synced 2025-02-06 08:08:27 +08:00
174 lines
4.0 KiB
C
174 lines
4.0 KiB
C
/* This test is designed to test the mutex suspension and another thread resuming the
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same priority thread by doing a mutex put. */
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#include <stdio.h>
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#include "tx_api.h"
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static unsigned long thread_0_counter = 0;
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static TX_THREAD thread_0;
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static unsigned long thread_1_counter = 0;
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static TX_THREAD thread_1;
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static TX_MUTEX mutex_0;
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/* Define thread prototypes. */
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static void thread_0_entry(ULONG thread_input);
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static void thread_1_entry(ULONG thread_input);
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/* Prototype for test control return. */
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void test_control_return(UINT status);
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/* Define what the initial system looks like. */
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#ifdef CTEST
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void test_application_define(void *first_unused_memory)
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#else
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void threadx_mutext_no_preemption_application_define(void *first_unused_memory)
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#endif
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{
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UINT status;
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CHAR *pointer;
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/* Put first available memory address into a character pointer. */
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pointer = (CHAR *) first_unused_memory;
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/* Put system definition stuff in here, e.g. thread creates and other assorted
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create information. */
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status = tx_thread_create(&thread_0, "thread 0", thread_0_entry, 1,
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pointer, TEST_STACK_SIZE_PRINTF,
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16, 16, 100, TX_AUTO_START);
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pointer = pointer + TEST_STACK_SIZE_PRINTF;
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/* Check for status. */
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if (status != TX_SUCCESS)
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{
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printf("Running Mutex Put with No Preemption Test........................... ERROR #1\n");
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test_control_return(1);
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}
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status = tx_thread_create(&thread_1, "thread 1", thread_1_entry, 1,
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pointer, TEST_STACK_SIZE_PRINTF,
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16, 16, 100, TX_AUTO_START);
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pointer = pointer + TEST_STACK_SIZE_PRINTF;
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/* Check for status. */
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if (status != TX_SUCCESS)
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{
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printf("Running Mutex Put with No Preemption Test........................... ERROR #2\n");
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test_control_return(1);
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}
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/* Create a mutex. */
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status = tx_mutex_create(&mutex_0, "mutex 0", TX_NO_INHERIT);
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/* Check for status. */
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if (status != TX_SUCCESS)
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{
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printf("Running Mutex Put with No Preemption Test........................... ERROR #3\n");
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test_control_return(1);
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}
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}
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/* Define the test threads. */
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static void thread_0_entry(ULONG thread_input)
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{
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UINT status;
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/* Inform user. */
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printf("Running Mutex Put with No Preemption Test........................... ");
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/* Increment thread 0 counter. */
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thread_0_counter++;
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/* Get the mutex. */
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status = tx_mutex_get(&mutex_0, TX_NO_WAIT);
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/* Should be successful. */
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if (status != TX_SUCCESS)
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{
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/* Mutex error. */
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printf("ERROR #4\n");
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test_control_return(1);
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}
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/* Relinquish to make the other thread suspend on the mutex. */
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tx_thread_relinquish();
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/* Make sure the other thread has run. */
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if (thread_1_counter != 1)
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{
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/* Mutex error. */
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printf("ERROR #5\n");
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test_control_return(1);
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}
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/* Put the mutex, this should resume the other thread
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but not preempt this thread. */
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status = tx_mutex_put(&mutex_0);
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/* Check the status and the run counter of the other thread. */
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if ((status != TX_SUCCESS) || (thread_1_counter != 1))
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{
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/* Mutex error. */
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printf("ERROR #6\n");
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test_control_return(1);
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}
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/* Relinquish to allow the other thread to run. */
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tx_thread_relinquish();
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/* Make sure the other thread has run. */
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if (thread_1_counter != 2)
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{
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/* Mutex error. */
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printf("ERROR #7\n");
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test_control_return(1);
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}
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else
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{
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/* Successful test. */
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printf("SUCCESS!\n");
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test_control_return(0);
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}
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}
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static void thread_1_entry(ULONG thread_input)
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{
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UINT status;
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/* Increment thread run counter. */
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thread_1_counter++;
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/* Suspend on the mutex. */
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status = tx_mutex_get(&mutex_0, TX_WAIT_FOREVER);
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/* Did we get the right status? */
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if (status == TX_SUCCESS)
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thread_1_counter++;
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}
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