Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

TESTS/mbedmicro-rtos-mbed/malloc/main.cpp@0:6c56fb4bc5f0, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:27:58 2016 +0000
Revision:
0:6c56fb4bc5f0
Moving to library for sharing updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 #include "mbed.h"
nexpaq 0:6c56fb4bc5f0 2 #include "test_env.h"
nexpaq 0:6c56fb4bc5f0 3 #include "rtos.h"
nexpaq 0:6c56fb4bc5f0 4
nexpaq 0:6c56fb4bc5f0 5 #if defined(MBED_RTOS_SINGLE_THREAD)
nexpaq 0:6c56fb4bc5f0 6 #error [NOT_SUPPORTED] test not supported
nexpaq 0:6c56fb4bc5f0 7 #endif
nexpaq 0:6c56fb4bc5f0 8
nexpaq 0:6c56fb4bc5f0 9 #define NUM_THREADS 5
nexpaq 0:6c56fb4bc5f0 10 #define THREAD_STACK_SIZE 256
nexpaq 0:6c56fb4bc5f0 11
nexpaq 0:6c56fb4bc5f0 12 DigitalOut led1(LED1);
nexpaq 0:6c56fb4bc5f0 13 volatile bool should_exit = false;
nexpaq 0:6c56fb4bc5f0 14 volatile bool allocation_failure = false;
nexpaq 0:6c56fb4bc5f0 15
nexpaq 0:6c56fb4bc5f0 16 void task_using_malloc(void)
nexpaq 0:6c56fb4bc5f0 17 {
nexpaq 0:6c56fb4bc5f0 18 void* data;
nexpaq 0:6c56fb4bc5f0 19 while (1) {
nexpaq 0:6c56fb4bc5f0 20 // Repeatedly allocate and free memory
nexpaq 0:6c56fb4bc5f0 21 data = malloc(100);
nexpaq 0:6c56fb4bc5f0 22 if (data != NULL) {
nexpaq 0:6c56fb4bc5f0 23 memset(data, 0, 100);
nexpaq 0:6c56fb4bc5f0 24 } else {
nexpaq 0:6c56fb4bc5f0 25 allocation_failure = true;
nexpaq 0:6c56fb4bc5f0 26 }
nexpaq 0:6c56fb4bc5f0 27 free(data);
nexpaq 0:6c56fb4bc5f0 28
nexpaq 0:6c56fb4bc5f0 29 if (should_exit) {
nexpaq 0:6c56fb4bc5f0 30 return;
nexpaq 0:6c56fb4bc5f0 31 }
nexpaq 0:6c56fb4bc5f0 32 }
nexpaq 0:6c56fb4bc5f0 33 }
nexpaq 0:6c56fb4bc5f0 34
nexpaq 0:6c56fb4bc5f0 35 int main()
nexpaq 0:6c56fb4bc5f0 36 {
nexpaq 0:6c56fb4bc5f0 37 Thread *thread_list[NUM_THREADS];
nexpaq 0:6c56fb4bc5f0 38 int test_time = 15;
nexpaq 0:6c56fb4bc5f0 39 GREENTEA_SETUP(20, "default_auto");
nexpaq 0:6c56fb4bc5f0 40
nexpaq 0:6c56fb4bc5f0 41 // Allocate threads for the test
nexpaq 0:6c56fb4bc5f0 42 for (int i = 0; i < NUM_THREADS; i++) {
nexpaq 0:6c56fb4bc5f0 43 thread_list[i] = new Thread(osPriorityNormal, THREAD_STACK_SIZE);
nexpaq 0:6c56fb4bc5f0 44 if (NULL == thread_list[i]) {
nexpaq 0:6c56fb4bc5f0 45 allocation_failure = true;
nexpaq 0:6c56fb4bc5f0 46 }
nexpaq 0:6c56fb4bc5f0 47 thread_list[i]->start(task_using_malloc);
nexpaq 0:6c56fb4bc5f0 48 }
nexpaq 0:6c56fb4bc5f0 49
nexpaq 0:6c56fb4bc5f0 50 // Give the test time to run
nexpaq 0:6c56fb4bc5f0 51 while (test_time) {
nexpaq 0:6c56fb4bc5f0 52 led1 = !led1;
nexpaq 0:6c56fb4bc5f0 53 Thread::wait(1000);
nexpaq 0:6c56fb4bc5f0 54 test_time--;
nexpaq 0:6c56fb4bc5f0 55 }
nexpaq 0:6c56fb4bc5f0 56
nexpaq 0:6c56fb4bc5f0 57 // Join and delete all threads
nexpaq 0:6c56fb4bc5f0 58 should_exit = 1;
nexpaq 0:6c56fb4bc5f0 59 for (int i = 0; i < NUM_THREADS; i++) {
nexpaq 0:6c56fb4bc5f0 60 if (NULL == thread_list[i]) {
nexpaq 0:6c56fb4bc5f0 61 continue;
nexpaq 0:6c56fb4bc5f0 62 }
nexpaq 0:6c56fb4bc5f0 63 thread_list[i]->join();
nexpaq 0:6c56fb4bc5f0 64 delete thread_list[i];
nexpaq 0:6c56fb4bc5f0 65 }
nexpaq 0:6c56fb4bc5f0 66
nexpaq 0:6c56fb4bc5f0 67 GREENTEA_TESTSUITE_RESULT(!allocation_failure);
nexpaq 0:6c56fb4bc5f0 68 }