/* This test is designed to test event flag suspension and resumption of two threads waiting on the same event flag set with the consumption. */ #include #include "tx_api.h" static unsigned long thread_0_counter = 0; static TX_THREAD thread_0; static unsigned long thread_1_counter = 0; static TX_THREAD thread_1; static unsigned long thread_2_counter = 0; static TX_THREAD thread_2; static unsigned long thread_3_counter = 0; static TX_THREAD thread_3; static TX_EVENT_FLAGS_GROUP group_0; /* Define thread prototypes. */ static void thread_0_entry(ULONG thread_input); static void thread_1_entry(ULONG thread_input); static void thread_2_entry(ULONG thread_input); static void thread_3_entry(ULONG thread_input); /* Prototype for test control return. */ void test_control_return(UINT status); static void event_set_notify(TX_EVENT_FLAGS_GROUP *group) { /* Not necessary to do anything in this function. */ } /* Define what the initial system looks like. */ #ifdef CTEST void test_application_define(void *first_unused_memory) #else void threadx_event_flag_suspension_consume_application_define(void *first_unused_memory) #endif { UINT status; CHAR *pointer; /* Put first available memory address into a character pointer. */ pointer = (CHAR *) first_unused_memory; /* Put system definition stuff in here, e.g. thread creates and other assorted create information. */ status = tx_thread_create(&thread_0, "thread 0", thread_0_entry, 1, pointer, TEST_STACK_SIZE_PRINTF, 17, 17, 100, TX_AUTO_START); pointer = pointer + TEST_STACK_SIZE_PRINTF; /* Check status. */ if (status != TX_SUCCESS) { printf("Running Event Flag Suspension/Consumption Test...................... ERROR #1\n"); test_control_return(1); } status = tx_thread_create(&thread_1, "thread 1", thread_1_entry, 1, pointer, TEST_STACK_SIZE_PRINTF, 16, 16, 100, TX_AUTO_START); pointer = pointer + TEST_STACK_SIZE_PRINTF; /* Check status. */ if (status != TX_SUCCESS) { printf("Running Event Flag Suspension/Consumption Test...................... ERROR #2\n"); test_control_return(1); } status = tx_thread_create(&thread_2, "thread 2", thread_2_entry, 1, pointer, TEST_STACK_SIZE_PRINTF, 16, 16, 100, TX_AUTO_START); pointer = pointer + TEST_STACK_SIZE_PRINTF; /* Check status. */ if (status != TX_SUCCESS) { printf("Running Event Flag Suspension/Consumption Test...................... ERROR #3\n"); test_control_return(1); } status = tx_thread_create(&thread_3, "thread 3", thread_3_entry, 1, pointer, TEST_STACK_SIZE_PRINTF, 16, 16, 100, TX_AUTO_START); pointer = pointer + TEST_STACK_SIZE_PRINTF; /* Check status. */ if (status != TX_SUCCESS) { printf("Running Event Flag Suspension/Consumption Test...................... ERROR #4\n"); test_control_return(1); } /* Create event flag group 0. */ status = tx_event_flags_create(&group_0, "group 0"); /* Check status. */ if (status != TX_SUCCESS) { printf("Running Event Flag Suspension/Consumption Test...................... ERROR #5\n"); test_control_return(1); } /* Register the event set notify function. */ status = tx_event_flags_set_notify(&group_0, event_set_notify); #ifndef TX_DISABLE_NOTIFY_CALLBACKS /* Check status. */ if (status != TX_SUCCESS) { printf("Running Event Flag Suspension/Consumption Test...................... ERROR #6\n"); test_control_return(1); } #else /* Check status. */ if (status != TX_FEATURE_NOT_ENABLED) { printf("Running Event Flag Suspension/Consumption Test...................... ERROR #7\n"); test_control_return(1); } #endif } /* Define the test threads. */ static void thread_0_entry(ULONG thread_input) { UINT status; ULONG event_flag = 1; int i; /* Inform user. */ printf("Running Event Flag Suspension/Consumption Test...................... "); /* Set all event flags. */ for (i = 0; i < 32; i++) { /* Increment run counter. */ thread_0_counter++; /* Set event flag. */ status = tx_event_flags_set(&group_0, event_flag, TX_OR); /* Check status. */ if (status != TX_SUCCESS) { /* Event flag error. */ printf("ERROR #8\n"); test_control_return(1); } /* Check the thread counters... */ if ((i < 31) && ((thread_1_counter != 1) || (thread_2_counter != 1) || (thread_3_counter != 1))) { /* Event flag error. */ printf("ERROR #9\n"); test_control_return(1); } if ((i == 31) && ((thread_1_counter != 2) || (thread_2_counter != 2) || (thread_3_counter != 2))) { /* Event flag error. */ printf("ERROR #10\n"); test_control_return(1); } /* Shift event flag up one bit. */ event_flag = event_flag << 1; /* Check for 0. */ if (event_flag == 0) event_flag = 1; } /* Successful test. */ printf("SUCCESS!\n"); test_control_return(0); } static void thread_1_entry(ULONG thread_input) { UINT status; //ULONG event_flag = 1; ULONG actual_events; /* Wait for event flags. */ while(1) { /* Increment run counter. */ thread_1_counter++; /* Attempt to get events from event flag group. AND option. */ status = tx_event_flags_get(&group_0, 0x80008000, TX_AND_CLEAR, &actual_events, TX_WAIT_FOREVER); /* Check status. */ if ((status != TX_SUCCESS) || (actual_events != 0xFFFFFFFFUL)) return; } } static void thread_2_entry(ULONG thread_input) { UINT status; //ULONG event_flag = 1; ULONG actual_events; /* Wait for event flags. */ while(1) { /* Increment run counter. */ thread_2_counter++; /* Attempt to get events from event flag group. AND option. */ status = tx_event_flags_get(&group_0, 0x80008000, TX_AND, &actual_events, TX_WAIT_FOREVER); /* Check status. */ if ((status != TX_SUCCESS) || (actual_events != 0xFFFFFFFFUL)) return; } } static void thread_3_entry(ULONG thread_input) { UINT status; //ULONG event_flag = 1; ULONG actual_events; /* Wait for event flags. */ while(1) { /* Increment run counter. */ thread_3_counter++; /* Attempt to get events from event flag group. AND option. */ status = tx_event_flags_get(&group_0, 0x80008000, TX_AND, &actual_events, TX_WAIT_FOREVER); /* Check status. */ if ((status != TX_SUCCESS) || (actual_events != 0xFFFFFFFFUL)) return; } }