Exemple #1
0
/**
 * Print system and application info
 */
static void print_info(char *progname, appl_args_t *appl_args)
{
	int i;

	printf("\n"
		   "ODP system info\n"
		   "---------------\n"
		   "ODP API version: %s\n"
		   "CPU model:       %s\n"
		   "CPU freq (hz):   %"PRIu64"\n"
		   "Cache line size: %i\n"
		   "Core count:      %i\n"
		   "\n",
		   odp_version_api_str(), odp_cpu_model_str(),
		   odp_cpu_hz(), odp_sys_cache_line_size(),
		   odp_cpu_count());

	printf("Running ODP appl: \"%s\"\n"
		   "-----------------\n"
		   "IF-count:        %i\n"
		   "Using IFs:      ",
		   progname, appl_args->if_count);
	for (i = 0; i < appl_args->if_count; ++i)
		printf(" %s", appl_args->if_names[i]);
	printf("\n\n");
	fflush(NULL);
}
Exemple #2
0
/**
 * Print system information
 */
void odp_print_system_info(void)
{
	odp_cpumask_t cpumask;
	char str[ODP_CPUMASK_STR_SIZE];

	memset(str, 1, sizeof(str));

	odp_cpumask_zero(&cpumask);

	odp_cpumask_from_str(&cpumask, "0x1");
	(void)odp_cpumask_to_str(&cpumask, str, sizeof(str));

	printf("\n");
	printf("ODP system info\n");
	printf("---------------\n");
	printf("ODP API version: %s\n",        odp_version_api_str());
	printf("CPU model:       %s\n",        odp_cpu_model_str());
	printf("CPU freq (hz):   %"PRIu64"\n", odp_cpu_hz_max());
	printf("Cache line size: %i\n",        odp_sys_cache_line_size());
	printf("CPU count:       %i\n",        odp_cpu_count());
	printf("CPU mask:        %s\n",        str);

	printf("\n");
}
Exemple #3
0
/**
 * Test main function
 */
int main(int argc, char *argv[])
{
	odph_linux_pthread_t thread_tbl[MAX_WORKERS];
	int num_workers;
	odp_queue_t queue;
	uint64_t tick, ns;
	odp_queue_param_t param;
	odp_pool_param_t params;
	odp_timer_pool_param_t tparams;
	odp_timer_pool_info_t tpinfo;
	odp_cpumask_t cpumask;
	char cpumaskstr[ODP_CPUMASK_STR_SIZE];
	odp_shm_t shm = ODP_SHM_INVALID;
	test_globals_t *gbls = NULL;
	int err = 0;

	printf("\nODP timer example starts\n");

	if (odp_init_global(NULL, NULL)) {
		err = 1;
		printf("ODP global init failed.\n");
		goto err_global;
	}

	/* Init this thread. */
	if (odp_init_local(ODP_THREAD_CONTROL)) {
		err = 1;
		printf("ODP local init failed.\n");
		goto err_local;
	}

	printf("\n");
	printf("ODP system info\n");
	printf("---------------\n");
	printf("ODP API version: %s\n",        odp_version_api_str());
	printf("CPU model:       %s\n",        odp_cpu_model_str());
	printf("CPU freq (hz):   %"PRIu64"\n", odp_cpu_hz_max());
	printf("Cache line size: %i\n",        odp_sys_cache_line_size());
	printf("Max CPU count:   %i\n",        odp_cpu_count());

	printf("\n");

	/* Reserve memory for test_globals_t from shared mem */
	shm = odp_shm_reserve("shm_test_globals", sizeof(test_globals_t),
			      ODP_CACHE_LINE_SIZE, 0);
	if (ODP_SHM_INVALID == shm) {
		err = 1;
		EXAMPLE_ERR("Error: shared mem reserve failed.\n");
		goto err;
	}

	gbls = odp_shm_addr(shm);
	if (NULL == gbls) {
		err = 1;
		EXAMPLE_ERR("Error: shared mem alloc failed.\n");
		goto err;
	}
	memset(gbls, 0, sizeof(test_globals_t));
	gbls->pool = ODP_POOL_INVALID;
	gbls->tp = ODP_TIMER_POOL_INVALID;

	parse_args(argc, argv, &gbls->args);

	memset(thread_tbl, 0, sizeof(thread_tbl));

	/* Default to system CPU count unless user specified */
	num_workers = MAX_WORKERS;
	if (gbls->args.cpu_count)
		num_workers = gbls->args.cpu_count;

	/* Get default worker cpumask */
	num_workers = odp_cpumask_default_worker(&cpumask, num_workers);
	(void)odp_cpumask_to_str(&cpumask, cpumaskstr, sizeof(cpumaskstr));

	printf("num worker threads: %i\n", num_workers);
	printf("first CPU:          %i\n", odp_cpumask_first(&cpumask));
	printf("cpu mask:           %s\n", cpumaskstr);

	printf("resolution:         %i usec\n", gbls->args.resolution_us);
	printf("min timeout:        %i usec\n", gbls->args.min_us);
	printf("max timeout:        %i usec\n", gbls->args.max_us);
	printf("period:             %i usec\n", gbls->args.period_us);
	printf("timeouts:           %i\n", gbls->args.tmo_count);

	/*
	 * Create pool for timeouts
	 */
	odp_pool_param_init(&params);
	params.tmo.num   = NUM_TMOS;
	params.type      = ODP_POOL_TIMEOUT;

	gbls->pool = odp_pool_create("msg_pool", &params);

	if (gbls->pool == ODP_POOL_INVALID) {
		err = 1;
		EXAMPLE_ERR("Pool create failed.\n");
		goto err;
	}

	tparams.res_ns = gbls->args.resolution_us * ODP_TIME_USEC_IN_NS;
	tparams.min_tmo = gbls->args.min_us * ODP_TIME_USEC_IN_NS;
	tparams.max_tmo = gbls->args.max_us * ODP_TIME_USEC_IN_NS;
	tparams.num_timers = num_workers; /* One timer per worker */
	tparams.priv = 0; /* Shared */
	tparams.clk_src = ODP_CLOCK_CPU;
	gbls->tp = odp_timer_pool_create("timer_pool", &tparams);
	if (gbls->tp == ODP_TIMER_POOL_INVALID) {
		err = 1;
		EXAMPLE_ERR("Timer pool create failed.\n");
		goto err;
	}
	odp_timer_pool_start();

	odp_shm_print_all();
	(void)odp_timer_pool_info(gbls->tp, &tpinfo);
	printf("Timer pool\n");
	printf("----------\n");
	printf("  name: %s\n", tpinfo.name);
	printf("  resolution: %"PRIu64" ns\n", tpinfo.param.res_ns);
	printf("  min tmo: %"PRIu64" ticks\n", tpinfo.param.min_tmo);
	printf("  max tmo: %"PRIu64" ticks\n", tpinfo.param.max_tmo);
	printf("\n");

	/*
	 * Create a queue for timer test
	 */
	odp_queue_param_init(&param);
	param.type        = ODP_QUEUE_TYPE_SCHED;
	param.sched.prio  = ODP_SCHED_PRIO_DEFAULT;
	param.sched.sync  = ODP_SCHED_SYNC_PARALLEL;
	param.sched.group = ODP_SCHED_GROUP_ALL;

	queue = odp_queue_create("timer_queue", &param);

	if (queue == ODP_QUEUE_INVALID) {
		err = 1;
		EXAMPLE_ERR("Timer queue create failed.\n");
		goto err;
	}

	printf("CPU freq %"PRIu64" Hz\n", odp_cpu_hz_max());
	printf("Timer ticks vs nanoseconds:\n");
	ns = 0;
	tick = odp_timer_ns_to_tick(gbls->tp, ns);

	printf("  %12" PRIu64 " ns      ->  %12" PRIu64 " ticks\n", ns, tick);
	printf("  %12" PRIu64 " ticks   ->  %12" PRIu64 " ns\n", tick,
	       odp_timer_tick_to_ns(gbls->tp, tick));

	for (ns = 1; ns <= 100 * ODP_TIME_SEC_IN_NS; ns *= 10) {
		tick = odp_timer_ns_to_tick(gbls->tp, ns);

		printf("  %12" PRIu64 " ns      ->  %12" PRIu64 " ticks\n", ns,
		       tick);
		printf("  %12" PRIu64 " ticks   ->  %12" PRIu64 " ns\n", tick,
		       odp_timer_tick_to_ns(gbls->tp, tick));
	}

	printf("\n");

	gbls->num_workers = num_workers;

	/* Initialize number of timeouts to receive */
	odp_atomic_init_u32(&gbls->remain, gbls->args.tmo_count * num_workers);

	/* Barrier to sync test case execution */
	odp_barrier_init(&gbls->test_barrier, num_workers);

	/* Create and launch worker threads */
	odph_linux_pthread_create(thread_tbl, &cpumask,
				  run_thread, gbls, ODP_THREAD_WORKER);

	/* Wait for worker threads to exit */
	odph_linux_pthread_join(thread_tbl, num_workers);

	/* free resources */
	if (odp_queue_destroy(queue))
		err = 1;

err:

	if (gbls != NULL && gbls->tp != ODP_TIMER_POOL_INVALID)
		odp_timer_pool_destroy(gbls->tp);

	if (gbls != NULL && gbls->pool != ODP_TIMER_POOL_INVALID)
		if (odp_pool_destroy(gbls->pool))
			err = 1;

	if (shm != ODP_SHM_INVALID)
		if (odp_shm_free(shm))
			err = 1;

	if (odp_term_local())
		err = 1;
err_local:
	if (odp_term_global())
		err = 1;
err_global:
	if (err) {
		printf("Err: ODP timer test failed\n\n");
		return -1;
	}

	printf("ODP timer test complete\n\n");
	return 0;
}