fib_task

fib_task.c

void core1_task(void *ptr)
{
    int i = ((thread_args *) ptr)->input;
    ((thread_args *) ptr)->output = fib(i);
    xSemaphoreGive(xSemaphore);
    vTaskDelete(NULL);
}

 int test_dual_core(int num)
{
    thread_args args;
    int start, end, f;

    start = xTaskGetTickCount();

    args.input = num - 1;
    xTaskCreatePinnedToCore(core1_task, "core1", 10*1024, &args, 10, NULL, 1);
    f = fib(num - 2);
    xSemaphoreTake(xSemaphore, portMAX_DELAY);
    f += args.output;
    end = xTaskGetTickCount();
    return end - start;
}