/**
* Print system and application info
*/
static void print_info(char *progname, appl_args_t *appl_args)
{
unsigned i;
printf("\n"
"ODP system info\n"
"---------------\n"
"ODP API version: %s\n"
"ODP impl name: %s\n"
"CPU model: %s\n"
"CPU freq (hz): %" PRIu64 "\n"
"Cache line size: %i\n"
"CPU count: %i\n"
"\n",
odp_version_api_str(), odp_version_impl_name(),
odp_cpu_model_str(), odp_cpu_hz_max(),
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);
}
/**
* 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");
}
/**
* 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(¶ms);
params.tmo.num = NUM_TMOS;
params.type = ODP_POOL_TIMEOUT;
gbls->pool = odp_pool_create("msg_pool", ¶ms);
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(¶m);
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", ¶m);
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;
}
