Lee Kai Xuan / mbed-os

mbed-os

Fork of mbed-os by erkin yucel

TESTS/mbedmicro-rtos-mbed/queue/main.cpp@1:3deb71413561, 2017-07-20 (annotated)

Committer:
xuaner
Date:
Thu Jul 20 14:26:57 2017 +0000
Revision:
1:3deb71413561
Parent:
0:f269e3021894 
mbed_os

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:f269e3021894 1 #include "mbed.h"
elessair 0:f269e3021894 2 #include "greentea-client/test_env.h"
elessair 0:f269e3021894 3 #include "rtos.h"
elessair 0:f269e3021894 4
elessair 0:f269e3021894 5 #if defined(MBED_RTOS_SINGLE_THREAD)
elessair 0:f269e3021894 6 #error [NOT_SUPPORTED] test not supported
elessair 0:f269e3021894 7 #endif
elessair 0:f269e3021894 8
elessair 0:f269e3021894 9 typedef struct {
elessair 0:f269e3021894 10 float voltage; /* AD result of measured voltage */
elessair 0:f269e3021894 11 float current; /* AD result of measured current */
elessair 0:f269e3021894 12 uint32_t counter; /* A counter value */
elessair 0:f269e3021894 13 } message_t;
elessair 0:f269e3021894 14
elessair 0:f269e3021894 15 #define CREATE_VOLTAGE(COUNTER) (COUNTER * 0.1) * 33
elessair 0:f269e3021894 16 #define CREATE_CURRENT(COUNTER) (COUNTER * 0.1) * 11
elessair 0:f269e3021894 17 #define QUEUE_SIZE 16
elessair 0:f269e3021894 18 #define QUEUE_PUT_DELAY 100
elessair 0:f269e3021894 19
elessair 0:f269e3021894 20 /*
elessair 0:f269e3021894 21 * The stack size is defined in cmsis_os.h mainly dependent on the underlying toolchain and
elessair 0:f269e3021894 22 * the C standard library. For GCC, ARM_STD and IAR it is defined with a size of 2048 bytes
elessair 0:f269e3021894 23 * and for ARM_MICRO 512. Because of reduce RAM size some targets need a reduced stacksize.
elessair 0:f269e3021894 24 */
elessair 0:f269e3021894 25 #if (defined(TARGET_EFM32HG_STK3400)) && !defined(TOOLCHAIN_ARM_MICRO)
elessair 0:f269e3021894 26 #define STACK_SIZE 512
elessair 0:f269e3021894 27 #elif (defined(TARGET_EFM32LG_STK3600) || defined(TARGET_EFM32WG_STK3800) || defined(TARGET_EFM32PG_STK3401)) && !defined(TOOLCHAIN_ARM_MICRO)
elessair 0:f269e3021894 28 #define STACK_SIZE 768
elessair 0:f269e3021894 29 #elif (defined(TARGET_EFM32GG_STK3700)) && !defined(TOOLCHAIN_ARM_MICRO)
elessair 0:f269e3021894 30 #define STACK_SIZE 1536
elessair 0:f269e3021894 31 #elif defined(TARGET_MCU_NRF51822) || defined(TARGET_MCU_NRF52832)
elessair 0:f269e3021894 32 #define STACK_SIZE 768
elessair 0:f269e3021894 33 #elif defined(TARGET_XDOT_L151CC)
elessair 0:f269e3021894 34 #define STACK_SIZE 1024
elessair 0:f269e3021894 35 #else
elessair 0:f269e3021894 36 #define STACK_SIZE DEFAULT_STACK_SIZE
elessair 0:f269e3021894 37 #endif
elessair 0:f269e3021894 38
elessair 0:f269e3021894 39 MemoryPool<message_t, QUEUE_SIZE> mpool;
elessair 0:f269e3021894 40 Queue<message_t, QUEUE_SIZE> queue;
elessair 0:f269e3021894 41
elessair 0:f269e3021894 42 /* Send Thread */
elessair 0:f269e3021894 43 void send_thread (void const *argument) {
elessair 0:f269e3021894 44 static uint32_t i = 10;
elessair 0:f269e3021894 45 while (true) {
elessair 0:f269e3021894 46 i++; // Fake data update
elessair 0:f269e3021894 47 message_t *message = mpool.alloc();
elessair 0:f269e3021894 48 message->voltage = CREATE_VOLTAGE(i);
elessair 0:f269e3021894 49 message->current = CREATE_CURRENT(i);
elessair 0:f269e3021894 50 message->counter = i;
elessair 0:f269e3021894 51 queue.put(message);
elessair 0:f269e3021894 52 Thread::wait(QUEUE_PUT_DELAY);
elessair 0:f269e3021894 53 }
elessair 0:f269e3021894 54 }
elessair 0:f269e3021894 55
elessair 0:f269e3021894 56 int main (void) {
elessair 0:f269e3021894 57 GREENTEA_SETUP(20, "default_auto");
elessair 0:f269e3021894 58
elessair 0:f269e3021894 59 Thread thread(send_thread, NULL, osPriorityNormal, STACK_SIZE);
elessair 0:f269e3021894 60 bool result = true;
elessair 0:f269e3021894 61 int result_counter = 0;
elessair 0:f269e3021894 62
elessair 0:f269e3021894 63 while (true) {
elessair 0:f269e3021894 64 osEvent evt = queue.get();
elessair 0:f269e3021894 65 if (evt.status == osEventMessage) {
elessair 0:f269e3021894 66 message_t *message = (message_t*)evt.value.p;
elessair 0:f269e3021894 67 const float expected_voltage = CREATE_VOLTAGE(message->counter);
elessair 0:f269e3021894 68 const float expected_current = CREATE_CURRENT(message->counter);
elessair 0:f269e3021894 69 // Check using macros if received values correspond to values sent via queue
elessair 0:f269e3021894 70 bool expected_values = (expected_voltage == message->voltage) &&
elessair 0:f269e3021894 71 (expected_current == message->current);
elessair 0:f269e3021894 72 result = result && expected_values;
elessair 0:f269e3021894 73 const char *result_msg = expected_values ? "OK" : "FAIL";
elessair 0:f269e3021894 74 printf("%3d %.2fV %.2fA ... [%s]\r\n", message->counter,
elessair 0:f269e3021894 75 message->voltage,
elessair 0:f269e3021894 76 message->current,
elessair 0:f269e3021894 77 result_msg);
elessair 0:f269e3021894 78 mpool.free(message);
elessair 0:f269e3021894 79 if (result == false || ++result_counter == QUEUE_SIZE) {
elessair 0:f269e3021894 80 break;
elessair 0:f269e3021894 81 }
elessair 0:f269e3021894 82 }
elessair 0:f269e3021894 83 }
elessair 0:f269e3021894 84 GREENTEA_TESTSUITE_RESULT(result);
elessair 0:f269e3021894 85 return 0;
elessair 0:f269e3021894 86 }