/**
*
* @brief Memory pool get/free test
*
* @return N/A
*/
void mempool_test(void)
{
u32_t et; /* elapsed time */
int i;
s32_t return_value = 0;
struct k_mem_block block;
PRINT_STRING(dashline, output_file);
et = BENCH_START();
for (i = 0; i < NR_OF_POOL_RUNS; i++) {
return_value |= k_mem_pool_alloc(&DEMOPOOL,
&block,
16,
K_FOREVER);
k_mem_pool_free(&block);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
if (return_value != 0) {
k_panic();
}
PRINT_F(output_file, FORMAT,
"average alloc and dealloc memory pool block",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, (2 * NR_OF_POOL_RUNS)));
}
/**
*
* @brief Checks number of tests and calculate average time
*
* @return 1 if success and 0 on failure
*
* @param i Number of tests.
* @param t Time in ticks for the whole test.
*/
int check_result(int i, uint32_t t)
{
/*
* bench_test_end checks tCheck static variable.
* bench_test_start modifies it
*/
if (bench_test_end() != 0) {
fprintf(output_file, sz_case_result_fmt, sz_fail);
fprintf(output_file, sz_case_details_fmt,
"timer tick happened. Results are inaccurate");
fprintf(output_file, sz_case_end_fmt);
return 0;
}
if (i != NUMBER_OF_LOOPS) {
fprintf(output_file, sz_case_result_fmt, sz_fail);
fprintf(output_file, sz_case_details_fmt, "loop counter = ");
fprintf(output_file, "%i !!!", i);
fprintf(output_file, sz_case_end_fmt);
return 0;
}
fprintf(output_file, sz_case_result_fmt, sz_success);
fprintf(output_file, sz_case_details_fmt,
"Average time for 1 iteration: ");
fprintf(output_file, sz_case_timing_fmt,
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(t, NUMBER_OF_LOOPS));
fprintf(output_file, sz_case_end_fmt);
return 1;
}
int pipeget(kpipe_t pipe, K_PIPE_OPTION option, int size, int count,
unsigned int* time)
{
int i;
unsigned int t;
int sizexferd_total = 0;
int size2xfer_total = size * count;
/* sync with the sender */
task_sem_take_wait(SEM0);
t = BENCH_START();
for (i = 0; _1_TO_N == option || (i < count); i++) {
int sizexferd = 0;
int size2xfer = min(size, size2xfer_total - sizexferd_total);
int ret;
ret = task_pipe_get_wait(pipe, data_recv, size2xfer,
&sizexferd, option);
if (RC_OK != ret) {
return 1;
}
if (_ALL_N == option && sizexferd != size2xfer) {
return 1;
}
sizexferd_total += sizexferd;
if (size2xfer_total == sizexferd_total) {
break;
}
if (size2xfer_total < sizexferd_total) {
return 1;
}
}
t = TIME_STAMP_DELTA_GET(t);
*time = SYS_CLOCK_HW_CYCLES_TO_NS_AVG(t, count);
if (bench_test_end() < 0) {
if (high_timer_overflow()) {
PRINT_STRING("| Timer overflow. Results are invalid ",
output_file);
} else {
PRINT_STRING("| Tick occured. Results may be inaccurate ",
output_file);
}
PRINT_STRING(" |\n",
output_file);
}
return 0;
}
/**
*
* @brief Mutex lock/unlock test
*
* @return N/A
*/
void mutex_test(void)
{
u32_t et; /* elapsed time */
int i;
PRINT_STRING(dashline, output_file);
et = BENCH_START();
for (i = 0; i < NR_OF_MUTEX_RUNS; i++) {
k_mutex_lock(&DEMO_MUTEX, K_FOREVER);
k_mutex_unlock(&DEMO_MUTEX);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "average lock and unlock mutex",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, (2 * NR_OF_MUTEX_RUNS)));
}
/**
*
* @brief Write the number of data chunks into the mailbox
*
* @param size The size of the data chunk.
* @param count Number of data chunks.
* @param time The total time.
*
* @return N/A
*/
void mailbox_put(u32_t size, int count, u32_t *time)
{
int i;
unsigned int t;
Message.rx_source_thread = K_ANY;
Message.tx_target_thread = K_ANY;
/* first sync with the receiver */
k_sem_give(&SEM0);
t = BENCH_START();
for (i = 0; i < count; i++) {
k_mbox_put(&MAILB1, &Message, K_FOREVER);
}
t = TIME_STAMP_DELTA_GET(t);
*time = SYS_CLOCK_HW_CYCLES_TO_NS_AVG(t, count);
check_result();
}
/**
*
* @brief The test main function
*
* @return 0 on success
*/
int nanoIntLockUnlock(void)
{
int i;
unsigned int mask;
PRINT_FORMAT(" 5- Measure average time to lock then unlock interrupts");
bench_test_start();
timestamp = TIME_STAMP_DELTA_GET(0);
for (i = 0; i < NTESTS; i++) {
mask = irq_lock();
irq_unlock(mask);
}
timestamp = TIME_STAMP_DELTA_GET(timestamp);
if (bench_test_end() == 0) {
PRINT_FORMAT(" Average time for lock then unlock "
"is %lu tcs = %lu nsec",
timestamp / NTESTS, SYS_CLOCK_HW_CYCLES_TO_NS_AVG(timestamp, NTESTS));
} else {
errorCount++;
PRINT_OVERFLOW_ERROR();
}
return 0;
}
/**
*
* @brief Semaphore signal speed test
*
* @return N/A
*/
void sema_test(void)
{
uint32_t et; /* elapsed Time */
int i;
PRINT_STRING(dashline, output_file);
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM0);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "signal semaphore",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
task_sem_reset(SEM1);
task_sem_give(STARTRCV);
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM1);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "signal to waiting high pri task",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM1);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT,
"signal to waiting high pri task, with timeout",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM2);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "signal to waitm (2)",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM2);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "signal to waitm (2), with timeout",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM3);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "signal to waitm (3)",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM3);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "signal to waitm (3), with timeout",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM4);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "signal to waitm (4)",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
et = BENCH_START();
for (i = 0; i < NR_OF_SEMA_RUNS; i++) {
task_sem_give(SEM4);
}
et = TIME_STAMP_DELTA_GET(et);
check_result();
PRINT_F(output_file, FORMAT, "signal to waitm (4), with timeout",
SYS_CLOCK_HW_CYCLES_TO_NS_AVG(et, NR_OF_SEMA_RUNS));
}
