mirror of
https://github.com/azure-rtos/threadx
synced 2025-01-30 08:02:57 +08:00
335 lines
8.7 KiB
C
335 lines
8.7 KiB
C
/* This test is designed to test the semaphore ceiling 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 unsigned long thread_2_counter = 0;
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static TX_THREAD thread_2;
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static TX_SEMAPHORE semaphore_0;
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static TX_SEMAPHORE semaphore_1;
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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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static void thread_2_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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static void put_notify(TX_SEMAPHORE *semaphore_ptr)
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{
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/* Don't need to do anything in here... */
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}
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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_semaphore_ceiling_put_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 Semaphore Ceiling Put 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 Semaphore Ceiling Put Test.................................. ERROR #2\n");
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test_control_return(1);
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}
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status = tx_thread_create(&thread_2, "thread 2", thread_2_entry, 2,
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pointer, TEST_STACK_SIZE_PRINTF,
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16, 16, 100, TX_DONT_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 Semaphore Ceiling Put Test.................................. ERROR #3\n");
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test_control_return(1);
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}
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/* Create a semaphore with an initial count of 0. */
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status = tx_semaphore_create(&semaphore_0, "semaphore 0", 0);
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status += tx_semaphore_create(&semaphore_1, "semaphore 1", 0);
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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 Semaphore Ceiling Put Test.................................. ERROR #4\n");
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test_control_return(1);
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}
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/* Setup the semaphore notify callback. */
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status = tx_semaphore_put_notify(&semaphore_0, put_notify);
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#ifndef TX_DISABLE_NOTIFY_CALLBACKS
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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 Semaphore Ceiling Put Test.................................. ERROR #5\n");
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test_control_return(1);
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}
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#else
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/* Check for status. */
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if (status != TX_FEATURE_NOT_ENABLED)
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{
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printf("Running Semaphore Ceiling Put Test.................................. ERROR #6\n");
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test_control_return(1);
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}
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#endif
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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 Semaphore Ceiling Put Test.................................. ");
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/* Increment thread 0 counter. */
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thread_0_counter++;
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/* Perform semaphore puts in order to exercise the ceiling put logic. */
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status = tx_semaphore_ceiling_put(&semaphore_0, 2);
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status += tx_semaphore_ceiling_put(&semaphore_0, 2);
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status += tx_semaphore_ceiling_put(&semaphore_0, 2);
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status += tx_semaphore_get(&semaphore_0, TX_NO_WAIT);
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status += tx_semaphore_get(&semaphore_0, TX_NO_WAIT);
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/* Check status. */
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if (status != TX_CEILING_EXCEEDED)
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{
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/* Semaphore 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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/* Relinquish to make the other thread suspend on the semaphore. */
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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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/* Semaphore error. */
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printf("ERROR #8\n");
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test_control_return(1);
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}
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/* Place an instance on the semaphore, this should resume the other thread
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but not preempt this thread. */
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status = tx_semaphore_ceiling_put(&semaphore_0, 2);
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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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/* Semaphore error. */
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printf("ERROR #9\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 != 3)
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{
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/* Semaphore error. */
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printf("ERROR #10\n");
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test_control_return(1);
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}
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/* At this point, we need to resume thread 2 and relinquish in order to get that thread suspended on the
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semaphore as well. */
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tx_thread_resume(&thread_2);
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tx_thread_relinquish();
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/* Perform 2 semaphore put operations to resume both threads. */
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status = tx_semaphore_ceiling_put(&semaphore_0, 2);
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status += tx_semaphore_ceiling_put(&semaphore_0, 2);
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/* Let both threads run again. */
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tx_thread_relinquish();
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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 != 5) || (thread_2_counter != 3))
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{
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/* Semaphore error. */
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printf("ERROR #11\n");
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test_control_return(1);
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}
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/* Now turn off the semaphore notification. */
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status = tx_semaphore_put_notify(&semaphore_0, TX_NULL);
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#ifdef TX_DISABLE_NOTIFY_CALLBACKS
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/* Clear the status since we know this feature is disabled and will return an error. */
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status = TX_SUCCESS;
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#endif
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/* Put a semaphore on a semaphore that does not have suspension. */
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status += tx_semaphore_ceiling_put(&semaphore_1, 2);
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/* Repeat the semaphore ceiling put without notification process! */
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/* Place an instance on the semaphore, this should resume the other thread
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but not preempt this thread. */
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status += tx_semaphore_ceiling_put(&semaphore_0, 2);
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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 != 5))
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{
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/* Semaphore error. */
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printf("ERROR #9a\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 != 7)
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{
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/* Semaphore error. */
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printf("ERROR #10a\n");
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test_control_return(1);
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}
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/* At this point, we need to resume thread 2 and relinquish in order to get that thread suspended on the
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semaphore as well. */
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tx_thread_resume(&thread_2);
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tx_thread_relinquish();
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/* Perform 2 semaphore put operations to resume both threads. */
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status = tx_semaphore_ceiling_put(&semaphore_0, 2);
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status += tx_semaphore_ceiling_put(&semaphore_0, 2);
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/* Let both threads run again. */
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tx_thread_relinquish();
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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 != 9) || (thread_2_counter != 5))
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{
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/* Semaphore error. */
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printf("ERROR #11a\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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while(1)
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{
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/* Increment thread run counter. */
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thread_1_counter++;
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/* Suspend on the semaphore. */
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status = tx_semaphore_get(&semaphore_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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}
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static void thread_2_entry(ULONG thread_input)
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{
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UINT status;
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while(1)
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{
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/* Increment thread run counter. */
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thread_2_counter++;
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/* Suspend on the semaphore. */
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status = tx_semaphore_get(&semaphore_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_2_counter++;
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}
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}
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