/**
* ODP L2 forwarding main function
*/
int main(int argc, char *argv[])
{
odph_linux_pthread_t thread_tbl[MAX_WORKERS];
odp_pool_t pool;
int i;
int cpu;
int num_workers;
odp_shm_t shm;
odp_cpumask_t cpumask;
char cpumaskstr[ODP_CPUMASK_STR_SIZE];
odph_ethaddr_t new_addr;
odp_pktio_t pktio;
odp_pool_param_t params;
int ret;
stats_t *stats;
/* Init ODP before calling anything else */
if (odp_init_global(NULL, NULL)) {
LOG_ERR("Error: ODP global init failed.\n");
exit(EXIT_FAILURE);
}
/* Init this thread */
if (odp_init_local(ODP_THREAD_CONTROL)) {
LOG_ERR("Error: ODP local init failed.\n");
exit(EXIT_FAILURE);
}
/* Reserve memory for args from shared mem */
shm = odp_shm_reserve("shm_args", sizeof(args_t),
ODP_CACHE_LINE_SIZE, 0);
gbl_args = odp_shm_addr(shm);
if (gbl_args == NULL) {
LOG_ERR("Error: shared mem alloc failed.\n");
exit(EXIT_FAILURE);
}
memset(gbl_args, 0, sizeof(*gbl_args));
/* Parse and store the application arguments */
parse_args(argc, argv, &gbl_args->appl);
/* Print both system and application information */
print_info(NO_PATH(argv[0]), &gbl_args->appl);
/* Default to system CPU count unless user specified */
num_workers = MAX_WORKERS;
if (gbl_args->appl.cpu_count)
num_workers = gbl_args->appl.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);
if (num_workers < gbl_args->appl.if_count) {
LOG_ERR("Error: CPU count %d less than interface count\n",
num_workers);
exit(EXIT_FAILURE);
}
/* Create packet pool */
odp_pool_param_init(¶ms);
params.pkt.seg_len = SHM_PKT_POOL_BUF_SIZE;
params.pkt.len = SHM_PKT_POOL_BUF_SIZE;
params.pkt.num = SHM_PKT_POOL_SIZE/SHM_PKT_POOL_BUF_SIZE;
params.type = ODP_POOL_PACKET;
pool = odp_pool_create("packet pool", ¶ms);
if (pool == ODP_POOL_INVALID) {
LOG_ERR("Error: packet pool create failed.\n");
exit(EXIT_FAILURE);
}
odp_pool_print(pool);
for (i = 0; i < gbl_args->appl.if_count; ++i) {
pktio = create_pktio(gbl_args->appl.if_names[i], pool);
if (pktio == ODP_PKTIO_INVALID)
exit(EXIT_FAILURE);
gbl_args->pktios[i] = pktio;
/* Save interface ethernet address */
if (odp_pktio_mac_addr(pktio, gbl_args->port_eth_addr[i].addr,
ODPH_ETHADDR_LEN) != ODPH_ETHADDR_LEN) {
LOG_ERR("Error: interface ethernet address unknown\n");
exit(EXIT_FAILURE);
}
/* Save destination eth address */
if (gbl_args->appl.dst_change) {
/* 02:00:00:00:00:XX */
memset(&new_addr, 0, sizeof(odph_ethaddr_t));
new_addr.addr[0] = 0x02;
new_addr.addr[5] = i;
gbl_args->dst_eth_addr[i] = new_addr;
}
/* Save interface destination port */
gbl_args->dst_port[i] = find_dest_port(i);
}
gbl_args->pktios[i] = ODP_PKTIO_INVALID;
memset(thread_tbl, 0, sizeof(thread_tbl));
stats = gbl_args->stats;
odp_barrier_init(&barrier, num_workers + 1);
/* Create worker threads */
cpu = odp_cpumask_first(&cpumask);
for (i = 0; i < num_workers; ++i) {
odp_cpumask_t thd_mask;
void *(*thr_run_func) (void *);
if (gbl_args->appl.mode == DIRECT_RECV)
thr_run_func = pktio_direct_recv_thread;
else /* SCHED_NONE / SCHED_ATOMIC / SCHED_ORDERED */
thr_run_func = pktio_queue_thread;
gbl_args->thread[i].src_idx = i % gbl_args->appl.if_count;
gbl_args->thread[i].stats = &stats[i];
odp_cpumask_zero(&thd_mask);
odp_cpumask_set(&thd_mask, cpu);
odph_linux_pthread_create(&thread_tbl[i], &thd_mask,
thr_run_func,
&gbl_args->thread[i],
ODP_THREAD_WORKER);
cpu = odp_cpumask_next(&cpumask, cpu);
}
/* Start packet receive and transmit */
for (i = 0; i < gbl_args->appl.if_count; ++i) {
pktio = gbl_args->pktios[i];
ret = odp_pktio_start(pktio);
if (ret) {
LOG_ERR("Error: unable to start %s\n",
gbl_args->appl.if_names[i]);
exit(EXIT_FAILURE);
}
}
ret = print_speed_stats(num_workers, stats, gbl_args->appl.time,
gbl_args->appl.accuracy);
exit_threads = 1;
/* Master thread waits for other threads to exit */
odph_linux_pthread_join(thread_tbl, num_workers);
free(gbl_args->appl.if_names);
free(gbl_args->appl.if_str);
printf("Exit\n\n");
return ret;
}
/**
* ODP L2 forwarding main function
*/
int main(int argc, char *argv[])
{
odph_linux_pthread_t thread_tbl[MAX_WORKERS];
odp_pool_t pool;
int i;
int cpu;
int num_workers;
odp_shm_t shm;
odp_cpumask_t cpumask;
char cpumaskstr[ODP_CPUMASK_STR_SIZE];
odp_pool_param_t params;
/* Init ODP before calling anything else */
if (odp_init_global(NULL, NULL)) {
LOG_ERR("Error: ODP global init failed.\n");
exit(EXIT_FAILURE);
}
/* Init this thread */
if (odp_init_local(ODP_THREAD_CONTROL)) {
LOG_ERR("Error: ODP local init failed.\n");
exit(EXIT_FAILURE);
}
/* Reserve memory for args from shared mem */
shm = odp_shm_reserve("shm_args", sizeof(args_t),
ODP_CACHE_LINE_SIZE, 0);
gbl_args = odp_shm_addr(shm);
if (gbl_args == NULL) {
LOG_ERR("Error: shared mem alloc failed.\n");
exit(EXIT_FAILURE);
}
memset(gbl_args, 0, sizeof(*gbl_args));
/* Parse and store the application arguments */
parse_args(argc, argv, &gbl_args->appl);
/* Print both system and application information */
print_info(NO_PATH(argv[0]), &gbl_args->appl);
/* Default to system CPU count unless user specified */
num_workers = MAX_WORKERS;
if (gbl_args->appl.cpu_count)
num_workers = gbl_args->appl.cpu_count;
/* Get default worker cpumask */
num_workers = odp_cpumask_def_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);
if (num_workers < gbl_args->appl.if_count) {
LOG_ERR("Error: CPU count %d less than interface count\n",
num_workers);
exit(EXIT_FAILURE);
}
if (gbl_args->appl.if_count % 2 != 0) {
LOG_ERR("Error: interface count %d is odd in fwd appl.\n",
gbl_args->appl.if_count);
exit(EXIT_FAILURE);
}
/* Create packet pool */
memset(¶ms, 0, sizeof(params));
params.pkt.seg_len = SHM_PKT_POOL_BUF_SIZE;
params.pkt.len = SHM_PKT_POOL_BUF_SIZE;
params.pkt.num = SHM_PKT_POOL_SIZE/SHM_PKT_POOL_BUF_SIZE;
params.type = ODP_POOL_PACKET;
pool = odp_pool_create("packet pool", ¶ms);
if (pool == ODP_POOL_INVALID) {
LOG_ERR("Error: packet pool create failed.\n");
exit(EXIT_FAILURE);
}
odp_pool_print(pool);
for (i = 0; i < gbl_args->appl.if_count; ++i) {
gbl_args->pktios[i] = create_pktio(gbl_args->appl.if_names[i],
pool, gbl_args->appl.mode);
if (gbl_args->pktios[i] == ODP_PKTIO_INVALID)
exit(EXIT_FAILURE);
}
gbl_args->pktios[i] = ODP_PKTIO_INVALID;
memset(thread_tbl, 0, sizeof(thread_tbl));
stats_t **stats = calloc(1, sizeof(stats_t) * num_workers);
odp_barrier_init(&barrier, num_workers + 1);
/* Create worker threads */
cpu = odp_cpumask_first(&cpumask);
for (i = 0; i < num_workers; ++i) {
odp_cpumask_t thd_mask;
void *(*thr_run_func) (void *);
if (gbl_args->appl.mode == APPL_MODE_PKT_BURST)
thr_run_func = pktio_ifburst_thread;
else /* APPL_MODE_PKT_QUEUE */
thr_run_func = pktio_queue_thread;
gbl_args->thread[i].src_idx = i % gbl_args->appl.if_count;
gbl_args->thread[i].stats = &stats[i];
odp_cpumask_zero(&thd_mask);
odp_cpumask_set(&thd_mask, cpu);
odph_linux_pthread_create(&thread_tbl[i], &thd_mask,
thr_run_func,
&gbl_args->thread[i]);
cpu = odp_cpumask_next(&cpumask, cpu);
}
print_speed_stats(num_workers, stats, gbl_args->appl.time,
gbl_args->appl.accuracy);
free(stats);
exit_threads = 1;
/* Master thread waits for other threads to exit */
odph_linux_pthread_join(thread_tbl, num_workers);
free(gbl_args->appl.if_names);
free(gbl_args->appl.if_str);
printf("Exit\n\n");
return 0;
}
int main(int argc, char **argv)
{
odph_odpthread_t thread_tbl[MAX_WORKERS];
int i, j;
int cpu;
int num_workers;
odp_shm_t shm;
odp_cpumask_t cpumask;
char cpumaskstr[ODP_CPUMASK_STR_SIZE];
odp_pool_param_t params;
int ret;
stats_t (*stats)[MAX_PKTIOS];
int if_count;
odp_instance_t instance;
odph_odpthread_params_t thr_params;
/* Init ODP before calling anything else */
if (odp_init_global(&instance, NULL, NULL)) {
printf("Error: ODP global init failed.\n");
exit(EXIT_FAILURE);
}
/* Init this thread */
if (odp_init_local(instance, ODP_THREAD_CONTROL)) {
printf("Error: ODP local init failed.\n");
exit(EXIT_FAILURE);
}
/* Reserve memory for args from shared mem */
shm = odp_shm_reserve("shm_args", sizeof(args_t),
ODP_CACHE_LINE_SIZE, 0);
gbl_args = odp_shm_addr(shm);
if (gbl_args == NULL) {
printf("Error: shared mem alloc failed.\n");
exit(EXIT_FAILURE);
}
gbl_args_init(gbl_args);
for (i = 0; (unsigned)i < MAC_TBL_SIZE; i++)
odp_atomic_init_u64(&gbl_args->mac_tbl[i], 0);
/* Parse and store the application arguments */
parse_args(argc, argv, &gbl_args->appl);
/* Print both system and application information */
print_info(NO_PATH(argv[0]), &gbl_args->appl);
/* Default to system CPU count unless user specified */
num_workers = MAX_WORKERS;
if (gbl_args->appl.cpu_count)
num_workers = gbl_args->appl.cpu_count;
/* Get default worker cpumask */
num_workers = odp_cpumask_default_worker(&cpumask, num_workers);
(void)odp_cpumask_to_str(&cpumask, cpumaskstr, sizeof(cpumaskstr));
gbl_args->appl.num_workers = num_workers;
if_count = gbl_args->appl.if_count;
printf("num worker threads: %i\n", num_workers);
printf("first CPU: %i\n", odp_cpumask_first(&cpumask));
printf("cpu mask: %s\n", cpumaskstr);
/* Create packet pool */
odp_pool_param_init(¶ms);
params.pkt.seg_len = SHM_PKT_POOL_BUF_SIZE;
params.pkt.len = SHM_PKT_POOL_BUF_SIZE;
params.pkt.num = SHM_PKT_POOL_SIZE;
params.type = ODP_POOL_PACKET;
gbl_args->pool = odp_pool_create("packet pool", ¶ms);
if (gbl_args->pool == ODP_POOL_INVALID) {
printf("Error: packet pool create failed.\n");
exit(EXIT_FAILURE);
}
odp_pool_print(gbl_args->pool);
bind_workers();
for (i = 0; i < if_count; ++i) {
const char *dev = gbl_args->appl.if_names[i];
int num_rx;
/* An RX queue per assigned worker and a private TX queue for
* each worker */
num_rx = gbl_args->pktios[i].num_rx_thr;
if (create_pktio(dev, i, num_rx, num_workers, gbl_args->pool))
exit(EXIT_FAILURE);
ret = odp_pktio_promisc_mode_set(gbl_args->pktios[i].pktio, 1);
if (ret != 0) {
printf("Error: failed to set port to promiscuous mode.\n");
exit(EXIT_FAILURE);
}
}
gbl_args->pktios[i].pktio = ODP_PKTIO_INVALID;
bind_queues();
print_port_mapping();
memset(thread_tbl, 0, sizeof(thread_tbl));
odp_barrier_init(&barrier, num_workers + 1);
stats = gbl_args->stats;
memset(&thr_params, 0, sizeof(thr_params));
thr_params.thr_type = ODP_THREAD_WORKER;
thr_params.instance = instance;
thr_params.start = run_worker;
/* Create worker threads */
cpu = odp_cpumask_first(&cpumask);
for (i = 0; i < num_workers; ++i) {
odp_cpumask_t thd_mask;
for (j = 0; j < MAX_PKTIOS; j++)
gbl_args->thread[i].stats[j] = &stats[i][j];
thr_params.arg = &gbl_args->thread[i];
odp_cpumask_zero(&thd_mask);
odp_cpumask_set(&thd_mask, cpu);
odph_odpthreads_create(&thread_tbl[i], &thd_mask, &thr_params);
cpu = odp_cpumask_next(&cpumask, cpu);
}
/* Start packet receive and transmit */
for (i = 0; i < if_count; ++i) {
odp_pktio_t pktio;
pktio = gbl_args->pktios[i].pktio;
ret = odp_pktio_start(pktio);
if (ret) {
printf("Error: unable to start %s\n",
gbl_args->appl.if_names[i]);
exit(EXIT_FAILURE);
}
}
ret = print_speed_stats(num_workers, gbl_args->stats,
gbl_args->appl.time, gbl_args->appl.accuracy);
exit_threads = 1;
/* Master thread waits for other threads to exit */
for (i = 0; i < num_workers; ++i)
odph_odpthreads_join(&thread_tbl[i]);
free(gbl_args->appl.if_names);
free(gbl_args->appl.if_str);
if (odp_pool_destroy(gbl_args->pool)) {
printf("Error: pool destroy\n");
exit(EXIT_FAILURE);
}
if (odp_term_local()) {
printf("Error: term local\n");
exit(EXIT_FAILURE);
}
if (odp_term_global(instance)) {
printf("Error: term global\n");
exit(EXIT_FAILURE);
}
printf("Exit: %d\n\n", ret);
return ret;
}
