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42 #include <sys/types.h>
45 #include <sys/queue.h>
52 #include <rte_common.h>
53 #include <rte_byteorder.h>
55 #include <rte_debug.h>
56 #include <rte_cycles.h>
57 #include <rte_memory.h>
58 #include <rte_memcpy.h>
59 #include <rte_memzone.h>
60 #include <rte_launch.h>
61 #include <rte_tailq.h>
63 #include <rte_per_lcore.h>
64 #include <rte_lcore.h>
65 #include <rte_atomic.h>
66 #include <rte_branch_prediction.h>
68 #include <rte_mempool.h>
69 #include <rte_malloc.h>
71 #include <rte_interrupts.h>
73 #include <rte_ether.h>
74 #include <rte_ethdev.h>
75 #include <rte_string_fns.h>
79 uint16_t verbose_level = 0; /**< Silent by default. */
81 /* use master core for command line ? */
82 uint8_t interactive = 0;
85 * NUMA support configuration.
86 * When set, the NUMA support attempts to dispatch the allocation of the
87 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
88 * probed ports among the CPU sockets 0 and 1.
89 * Otherwise, all memory is allocated from CPU socket 0.
91 uint8_t numa_support = 0; /**< No numa support by default */
94 * Record the Ethernet address of peer target ports to which packets are
96 * Must be instanciated with the ethernet addresses of peer traffic generator
99 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
100 portid_t nb_peer_eth_addrs = 0;
103 * Probed Target Environment.
105 struct rte_port *ports; /**< For all probed ethernet ports. */
106 portid_t nb_ports; /**< Number of probed ethernet ports. */
107 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
108 lcoreid_t nb_lcores; /**< Number of probed logical cores. */
111 * Test Forwarding Configuration.
112 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
113 * nb_fwd_ports <= nb_cfg_ports <= nb_ports
115 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
116 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
117 portid_t nb_cfg_ports; /**< Number of configured ports. */
118 portid_t nb_fwd_ports; /**< Number of forwarding ports. */
120 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
121 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */
123 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
124 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */
127 * Forwarding engines.
129 struct fwd_engine * fwd_engines[] = {
135 #ifdef RTE_LIBRTE_IEEE1588
136 &ieee1588_fwd_engine,
141 struct fwd_config cur_fwd_config;
142 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
144 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */
147 * Configuration of packet segments used by the "txonly" processing engine.
149 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
150 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
151 TXONLY_DEF_PACKET_LEN,
153 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
155 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
156 uint16_t mb_mempool_cache = DEF_PKT_BURST; /**< Size of mbuf mempool cache. */
159 * Ethernet Ports Configuration.
161 int promiscuous_on = 1; /**< Ports set in promiscuous mode by default. */
164 * Configurable number of RX/TX queues.
166 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
167 queueid_t nb_txq = 1; /**< Number of TX queues per port. */
170 * Configurable number of RX/TX ring descriptors.
172 #define RTE_TEST_RX_DESC_DEFAULT 128
173 #define RTE_TEST_TX_DESC_DEFAULT 512
174 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
175 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
178 * Configurable values of RX and TX ring threshold registers.
180 #define RX_PTHRESH 8 /**< Default value of RX prefetch threshold register. */
181 #define RX_HTHRESH 8 /**< Default value of RX host threshold register. */
182 #define RX_WTHRESH 4 /**< Default value of RX write-back threshold register. */
184 #define TX_PTHRESH 36 /**< Default value of TX prefetch threshold register. */
185 #define TX_HTHRESH 0 /**< Default value of TX host threshold register. */
186 #define TX_WTHRESH 0 /**< Default value of TX write-back threshold register. */
188 struct rte_eth_thresh rx_thresh = {
189 .pthresh = RX_PTHRESH,
190 .hthresh = RX_HTHRESH,
191 .wthresh = RX_WTHRESH,
194 struct rte_eth_thresh tx_thresh = {
195 .pthresh = TX_PTHRESH,
196 .hthresh = TX_HTHRESH,
197 .wthresh = TX_WTHRESH,
201 * Configurable value of RX free threshold.
203 uint16_t rx_free_thresh = 0; /* Immediately free RX descriptors by default. */
206 * Configurable value of TX free threshold.
208 uint16_t tx_free_thresh = 0; /* Use default values. */
211 * Configurable value of TX RS bit threshold.
213 uint16_t tx_rs_thresh = 0; /* Use default values. */
216 * Receive Side Scaling (RSS) configuration.
218 uint16_t rss_hf = ETH_RSS_IPV4 | ETH_RSS_IPV6; /* RSS IP by default. */
221 * Port topology configuration
223 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
226 * Ethernet device configuration.
228 struct rte_eth_rxmode rx_mode = {
229 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */
231 .header_split = 0, /**< Header Split disabled. */
232 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */
233 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */
234 .hw_vlan_strip = 1, /**< VLAN strip enabled. */
235 .hw_vlan_extend = 0, /**< Extended VLAN disabled. */
236 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */
237 .hw_strip_crc = 0, /**< CRC stripping by hardware disabled. */
240 struct rte_fdir_conf fdir_conf = {
241 .mode = RTE_FDIR_MODE_NONE,
242 .pballoc = RTE_FDIR_PBALLOC_64K,
243 .status = RTE_FDIR_REPORT_STATUS,
244 .flexbytes_offset = 0x6,
248 static volatile int test_done = 1; /* stop packet forwarding when set to 1. */
250 struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS];
251 struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS];
253 struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array;
254 struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array;
256 uint16_t nb_tx_queue_stats_mappings = 0;
257 uint16_t nb_rx_queue_stats_mappings = 0;
259 /* Forward function declarations */
260 static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port);
263 * Setup default configuration.
266 set_default_fwd_lcores_config(void)
272 for (i = 0; i < RTE_MAX_LCORE; i++) {
273 if (! rte_lcore_is_enabled(i))
275 if (i == rte_get_master_lcore())
277 fwd_lcores_cpuids[nb_lc++] = i;
279 nb_lcores = (lcoreid_t) nb_lc;
280 nb_cfg_lcores = nb_lcores;
285 set_def_peer_eth_addrs(void)
289 for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
290 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR;
291 peer_eth_addrs[i].addr_bytes[5] = i;
296 set_default_fwd_ports_config(void)
300 for (pt_id = 0; pt_id < nb_ports; pt_id++)
301 fwd_ports_ids[pt_id] = pt_id;
303 nb_cfg_ports = nb_ports;
304 nb_fwd_ports = nb_ports;
308 set_def_fwd_config(void)
310 set_default_fwd_lcores_config();
311 set_def_peer_eth_addrs();
312 set_default_fwd_ports_config();
316 * Configuration initialisation done once at init time.
318 struct mbuf_ctor_arg {
319 uint16_t seg_buf_offset; /**< offset of data in data segment of mbuf. */
320 uint16_t seg_buf_size; /**< size of data segment in mbuf. */
323 struct mbuf_pool_ctor_arg {
324 uint16_t seg_buf_size; /**< size of data segment in mbuf. */
328 testpmd_mbuf_ctor(struct rte_mempool *mp,
331 __attribute__((unused)) unsigned i)
333 struct mbuf_ctor_arg *mb_ctor_arg;
336 mb_ctor_arg = (struct mbuf_ctor_arg *) opaque_arg;
337 mb = (struct rte_mbuf *) raw_mbuf;
340 mb->buf_addr = (void *) ((char *)mb + mb_ctor_arg->seg_buf_offset);
341 mb->buf_physaddr = (uint64_t) (rte_mempool_virt2phy(mp, mb) +
342 mb_ctor_arg->seg_buf_offset);
343 mb->buf_len = mb_ctor_arg->seg_buf_size;
344 mb->type = RTE_MBUF_PKT;
346 mb->pkt.data = (char *) mb->buf_addr + RTE_PKTMBUF_HEADROOM;
348 mb->pkt.vlan_macip.data = 0;
349 mb->pkt.hash.rss = 0;
353 testpmd_mbuf_pool_ctor(struct rte_mempool *mp,
356 struct mbuf_pool_ctor_arg *mbp_ctor_arg;
357 struct rte_pktmbuf_pool_private *mbp_priv;
359 if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
360 printf("%s(%s) private_data_size %d < %d\n",
361 __func__, mp->name, (int) mp->private_data_size,
362 (int) sizeof(struct rte_pktmbuf_pool_private));
365 mbp_ctor_arg = (struct mbuf_pool_ctor_arg *) opaque_arg;
366 mbp_priv = (struct rte_pktmbuf_pool_private *)
367 ((char *)mp + sizeof(struct rte_mempool));
368 mbp_priv->mbuf_data_room_size = mbp_ctor_arg->seg_buf_size;
372 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
373 unsigned int socket_id)
375 char pool_name[RTE_MEMPOOL_NAMESIZE];
376 struct rte_mempool *rte_mp;
377 struct mbuf_pool_ctor_arg mbp_ctor_arg;
378 struct mbuf_ctor_arg mb_ctor_arg;
381 mbp_ctor_arg.seg_buf_size = (uint16_t) (RTE_PKTMBUF_HEADROOM +
383 mb_ctor_arg.seg_buf_offset =
384 (uint16_t) CACHE_LINE_ROUNDUP(sizeof(struct rte_mbuf));
385 mb_ctor_arg.seg_buf_size = mbp_ctor_arg.seg_buf_size;
386 mb_size = mb_ctor_arg.seg_buf_offset + mb_ctor_arg.seg_buf_size;
387 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name));
388 rte_mp = rte_mempool_create(pool_name, nb_mbuf, (unsigned) mb_size,
389 (unsigned) mb_mempool_cache,
390 sizeof(struct rte_pktmbuf_pool_private),
391 testpmd_mbuf_pool_ctor, &mbp_ctor_arg,
392 testpmd_mbuf_ctor, &mb_ctor_arg,
394 if (rte_mp == NULL) {
395 rte_exit(EXIT_FAILURE, "Creation of mbuf pool for socket %u failed\n",
403 struct rte_port *port;
404 struct rte_mempool *mbp;
405 unsigned int nb_mbuf_per_pool;
410 /* Configuration of logical cores. */
411 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
412 sizeof(struct fwd_lcore *) * nb_lcores,
414 if (fwd_lcores == NULL) {
415 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) failed\n",
418 for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
419 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
420 sizeof(struct fwd_lcore),
422 if (fwd_lcores[lc_id] == NULL) {
423 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) failed\n");
425 fwd_lcores[lc_id]->cpuid_idx = lc_id;
429 * Create pools of mbuf.
430 * If NUMA support is disabled, create a single pool of mbuf in
432 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
434 nb_mbuf_per_pool = nb_rxd + (nb_lcores * mb_mempool_cache) +
435 nb_txd + MAX_PKT_BURST;
437 nb_mbuf_per_pool = nb_mbuf_per_pool * (nb_ports >> 1);
438 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
439 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1);
441 nb_mbuf_per_pool = (nb_mbuf_per_pool * nb_ports);
442 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
446 * Records which Mbuf pool to use by each logical core, if needed.
448 for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
449 mbp = mbuf_pool_find(rte_lcore_to_socket_id(lc_id));
451 mbp = mbuf_pool_find(0);
452 fwd_lcores[lc_id]->mbp = mbp;
455 /* Configuration of Ethernet ports. */
456 ports = rte_zmalloc("testpmd: ports",
457 sizeof(struct rte_port) * nb_ports,
460 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d struct rte_port) failed\n",
464 for (pt_id = 0; pt_id < nb_ports; pt_id++, port++) {
465 rte_eth_dev_info_get(pt_id, &port->dev_info);
466 if (nb_rxq > port->dev_info.max_rx_queues) {
467 rte_exit(EXIT_FAILURE, "Port %d: max RX queues %d < nb_rxq %d\n",
469 (int) port->dev_info.max_rx_queues,
472 if (nb_txq > port->dev_info.max_tx_queues) {
473 rte_exit(EXIT_FAILURE, "Port %d: max TX queues %d < nb_txq %d\n",
475 (int) port->dev_info.max_tx_queues,
480 port->socket_id = (pt_id < (nb_ports >> 1)) ? 0 : 1;
485 /* Configuration of packet forwarding streams. */
486 nb_fwd_streams = (streamid_t) (nb_ports * nb_rxq);
487 fwd_streams = rte_zmalloc("testpmd: fwd_streams",
488 sizeof(struct fwd_stream *) * nb_fwd_streams,
490 if (fwd_streams == NULL) {
491 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) failed\n",
494 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
495 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream",
496 sizeof(struct fwd_stream),
498 if (fwd_streams[sm_id] == NULL) {
499 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream) failed\n");
504 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
506 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
508 unsigned int total_burst;
509 unsigned int nb_burst;
510 unsigned int burst_stats[3];
511 uint16_t pktnb_stats[3];
513 int burst_percent[3];
516 * First compute the total number of packet bursts and the
517 * two highest numbers of bursts of the same number of packets.
520 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
521 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
522 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
523 nb_burst = pbs->pkt_burst_spread[nb_pkt];
526 total_burst += nb_burst;
527 if (nb_burst > burst_stats[0]) {
528 burst_stats[1] = burst_stats[0];
529 pktnb_stats[1] = pktnb_stats[0];
530 burst_stats[0] = nb_burst;
531 pktnb_stats[0] = nb_pkt;
534 if (total_burst == 0)
536 burst_percent[0] = (burst_stats[0] * 100) / total_burst;
537 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
538 burst_percent[0], (int) pktnb_stats[0]);
539 if (burst_stats[0] == total_burst) {
543 if (burst_stats[0] + burst_stats[1] == total_burst) {
544 printf(" + %d%% of %d pkts]\n",
545 100 - burst_percent[0], pktnb_stats[1]);
548 burst_percent[1] = (burst_stats[1] * 100) / total_burst;
549 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
550 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
551 printf(" + %d%% of others]\n", 100 - burst_percent[0]);
554 printf(" + %d%% of %d pkts + %d%% of others]\n",
555 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
557 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
560 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
562 struct rte_port *port;
564 static const char *fwd_stats_border = "----------------------";
566 port = &ports[port_id];
567 printf("\n %s Forward statistics for port %-2d %s\n",
568 fwd_stats_border, port_id, fwd_stats_border);
569 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
571 stats->ipackets, stats->ierrors,
572 (uint64_t) (stats->ipackets + stats->ierrors));
574 if (cur_fwd_eng == &csum_fwd_engine)
575 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n",
576 port->rx_bad_ip_csum, port->rx_bad_l4_csum);
578 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
580 stats->opackets, port->tx_dropped,
581 (uint64_t) (stats->opackets + port->tx_dropped));
583 if (stats->rx_nombuf > 0)
584 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
585 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
587 pkt_burst_stats_display("RX", &port->rx_stream->rx_burst_stats);
589 pkt_burst_stats_display("TX", &port->tx_stream->tx_burst_stats);
592 if (fdir_conf.mode != RTE_FDIR_MODE_NONE)
593 printf(" Fdirmiss: %-14"PRIu64" Fdirmatch: %-14"PRIu64"\n",
597 printf(" %s--------------------------------%s\n",
598 fwd_stats_border, fwd_stats_border);
602 fwd_stream_stats_display(streamid_t stream_id)
604 struct fwd_stream *fs;
605 static const char *fwd_top_stats_border = "-------";
607 fs = fwd_streams[stream_id];
608 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
609 (fs->fwd_dropped == 0))
611 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> "
612 "TX Port=%2d/Queue=%2d %s\n",
613 fwd_top_stats_border, fs->rx_port, fs->rx_queue,
614 fs->tx_port, fs->tx_queue, fwd_top_stats_border);
615 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u",
616 fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
618 /* if checksum mode */
619 if (cur_fwd_eng == &csum_fwd_engine) {
620 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: %-14u\n",
621 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum);
624 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
625 pkt_burst_stats_display("RX", &fs->rx_burst_stats);
626 pkt_burst_stats_display("TX", &fs->tx_burst_stats);
631 flush_all_rx_queues(void)
633 struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
640 for (j = 0; j < 2; j++) {
641 for (rxp = 0; rxp < nb_ports; rxp++) {
642 for (rxq = 0; rxq < nb_rxq; rxq++) {
644 nb_rx = rte_eth_rx_burst(rxp, rxq,
647 for (i = 0; i < nb_rx; i++)
648 rte_pktmbuf_free(pkts_burst[i]);
652 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
657 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
659 struct fwd_stream **fsm;
663 fsm = &fwd_streams[fc->stream_idx];
664 nb_fs = fc->stream_nb;
666 for (sm_id = 0; sm_id < nb_fs; sm_id++)
667 (*pkt_fwd)(fsm[sm_id]);
668 } while (! fc->stopped);
672 start_pkt_forward_on_core(void *fwd_arg)
674 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
675 cur_fwd_config.fwd_eng->packet_fwd);
680 * Run the TXONLY packet forwarding engine to send a single burst of packets.
681 * Used to start communication flows in network loopback test configurations.
684 run_one_txonly_burst_on_core(void *fwd_arg)
686 struct fwd_lcore *fwd_lc;
687 struct fwd_lcore tmp_lcore;
689 fwd_lc = (struct fwd_lcore *) fwd_arg;
691 tmp_lcore.stopped = 1;
692 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
697 * Launch packet forwarding:
698 * - Setup per-port forwarding context.
699 * - launch logical cores with their forwarding configuration.
702 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
704 port_fwd_begin_t port_fwd_begin;
709 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
710 if (port_fwd_begin != NULL) {
711 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
712 (*port_fwd_begin)(fwd_ports_ids[i]);
714 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
715 lc_id = fwd_lcores_cpuids[i];
716 if ((interactive == 0) || (lc_id != rte_lcore_id())) {
717 fwd_lcores[i]->stopped = 0;
718 diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
719 fwd_lcores[i], lc_id);
721 printf("launch lcore %u failed - diag=%d\n",
728 * Launch packet forwarding configuration.
731 start_packet_forwarding(int with_tx_first)
733 port_fwd_begin_t port_fwd_begin;
734 port_fwd_end_t port_fwd_end;
735 struct rte_port *port;
740 if (test_done == 0) {
741 printf("Packet forwarding already started\n");
745 flush_all_rx_queues();
747 rxtx_config_display();
749 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
750 pt_id = fwd_ports_ids[i];
751 port = &ports[pt_id];
752 rte_eth_stats_get(pt_id, &port->stats);
753 port->tx_dropped = 0;
755 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
756 fwd_streams[sm_id]->rx_packets = 0;
757 fwd_streams[sm_id]->tx_packets = 0;
758 fwd_streams[sm_id]->fwd_dropped = 0;
759 fwd_streams[sm_id]->rx_bad_ip_csum = 0;
760 fwd_streams[sm_id]->rx_bad_l4_csum = 0;
762 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
763 memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
764 sizeof(fwd_streams[sm_id]->rx_burst_stats));
765 memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
766 sizeof(fwd_streams[sm_id]->tx_burst_stats));
768 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
769 fwd_streams[sm_id]->core_cycles = 0;
773 port_fwd_begin = tx_only_engine.port_fwd_begin;
774 if (port_fwd_begin != NULL) {
775 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
776 (*port_fwd_begin)(fwd_ports_ids[i]);
778 launch_packet_forwarding(run_one_txonly_burst_on_core);
779 rte_eal_mp_wait_lcore();
780 port_fwd_end = tx_only_engine.port_fwd_end;
781 if (port_fwd_end != NULL) {
782 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
783 (*port_fwd_end)(fwd_ports_ids[i]);
786 launch_packet_forwarding(start_pkt_forward_on_core);
790 stop_packet_forwarding(void)
792 struct rte_eth_stats stats;
793 struct rte_port *port;
794 port_fwd_end_t port_fwd_end;
801 uint64_t total_rx_dropped;
802 uint64_t total_tx_dropped;
803 uint64_t total_rx_nombuf;
805 uint64_t rx_bad_ip_csum;
806 uint64_t rx_bad_l4_csum;
807 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
810 static const char *acc_stats_border = "+++++++++++++++";
813 printf("Packet forwarding not started\n");
816 printf("Telling cores to stop...");
817 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
818 fwd_lcores[lc_id]->stopped = 1;
819 printf("\nWaiting for lcores to finish...\n");
820 rte_eal_mp_wait_lcore();
821 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
822 if (port_fwd_end != NULL) {
823 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
824 pt_id = fwd_ports_ids[i];
825 (*port_fwd_end)(pt_id);
828 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
831 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
832 if (cur_fwd_config.nb_fwd_streams >
833 cur_fwd_config.nb_fwd_ports) {
834 fwd_stream_stats_display(sm_id);
835 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
836 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
838 ports[fwd_streams[sm_id]->tx_port].tx_stream =
840 ports[fwd_streams[sm_id]->rx_port].rx_stream =
843 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
844 tx_dropped = (uint64_t) (tx_dropped +
845 fwd_streams[sm_id]->fwd_dropped);
846 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
848 rx_bad_ip_csum = ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
849 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
850 fwd_streams[sm_id]->rx_bad_ip_csum);
851 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = rx_bad_ip_csum;
853 rx_bad_l4_csum = ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
854 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
855 fwd_streams[sm_id]->rx_bad_l4_csum);
856 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = rx_bad_l4_csum;
858 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
859 fwd_cycles = (uint64_t) (fwd_cycles +
860 fwd_streams[sm_id]->core_cycles);
865 total_rx_dropped = 0;
866 total_tx_dropped = 0;
868 for (i = 0; i < ((cur_fwd_config.nb_fwd_ports + 1) & ~0x1); i++) {
869 pt_id = fwd_ports_ids[i];
871 port = &ports[pt_id];
872 rte_eth_stats_get(pt_id, &stats);
873 stats.ipackets -= port->stats.ipackets;
874 port->stats.ipackets = 0;
875 stats.opackets -= port->stats.opackets;
876 port->stats.opackets = 0;
877 stats.ibytes -= port->stats.ibytes;
878 port->stats.ibytes = 0;
879 stats.obytes -= port->stats.obytes;
880 port->stats.obytes = 0;
881 stats.ierrors -= port->stats.ierrors;
882 port->stats.ierrors = 0;
883 stats.oerrors -= port->stats.oerrors;
884 port->stats.oerrors = 0;
885 stats.rx_nombuf -= port->stats.rx_nombuf;
886 port->stats.rx_nombuf = 0;
887 stats.fdirmatch -= port->stats.fdirmatch;
888 port->stats.rx_nombuf = 0;
889 stats.fdirmiss -= port->stats.fdirmiss;
890 port->stats.rx_nombuf = 0;
892 total_recv += stats.ipackets;
893 total_xmit += stats.opackets;
894 total_rx_dropped += stats.ierrors;
895 total_tx_dropped += port->tx_dropped;
896 total_rx_nombuf += stats.rx_nombuf;
898 fwd_port_stats_display(pt_id, &stats);
900 printf("\n %s Accumulated forward statistics for all ports"
902 acc_stats_border, acc_stats_border);
903 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
905 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
907 total_recv, total_rx_dropped, total_recv + total_rx_dropped,
908 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
909 if (total_rx_nombuf > 0)
910 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
911 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++"
913 acc_stats_border, acc_stats_border);
914 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
916 printf("\n CPU cycles/packet=%u (total cycles="
917 "%"PRIu64" / total RX packets=%"PRIu64")\n",
918 (unsigned int)(fwd_cycles / total_recv),
919 fwd_cycles, total_recv);
930 for (pt_id = 0; pt_id < nb_ports; pt_id++) {
931 printf("Stopping port %d...", pt_id);
933 rte_eth_dev_close(pt_id);
939 typedef void (*cmd_func_t)(void);
940 struct pmd_test_command {
941 const char *cmd_name;
945 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
948 fatal_init_error(const char *func_name, uint8_t port_id, int diag)
950 rte_panic("%s(port_id=%d) failed - diag=%d\n",
951 func_name, port_id, diag);
957 struct rte_eth_link link;
958 struct rte_eth_conf port_conf = {
963 struct rte_eth_rxconf rx_conf;
964 struct rte_eth_txconf tx_conf;
965 struct rte_port *port;
966 unsigned int sock_id;
971 port_conf.rxmode = rx_mode;
972 port_conf.fdir_conf = fdir_conf;
974 if (nb_rxq > 0) { /* configure RSS */
975 port_conf.rx_adv_conf.rss_conf.rss_key = NULL;
976 /* use default hash key */
977 port_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
979 port_conf.rx_adv_conf.rss_conf.rss_hf = 0;
980 rx_conf.rx_thresh = rx_thresh;
981 rx_conf.rx_free_thresh = rx_free_thresh;
982 tx_conf.tx_thresh = tx_thresh;
983 tx_conf.tx_rs_thresh = tx_rs_thresh;
984 tx_conf.tx_free_thresh = tx_free_thresh;
986 for (pi = 0; pi < nb_ports; pi++) {
988 memcpy(&port->dev_conf, &port_conf, sizeof(port_conf));
989 sock_id = port->socket_id;
990 printf("Initializing port %d... ", pi);
992 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, &port_conf);
994 fatal_init_error("rte_eth_dev_configure", pi, diag);
997 rte_eth_macaddr_get(pi, &port->eth_addr);
998 for (qi = 0; qi < nb_txq; qi++) {
999 diag = rte_eth_tx_queue_setup(pi, qi, nb_txd,
1003 fatal_init_error("rte_eth_tx_queue_setup",
1008 for (qi = 0; qi < nb_rxq; qi++) {
1009 diag = rte_eth_rx_queue_setup(pi, qi, nb_rxd, sock_id,
1011 mbuf_pool_find(sock_id));
1013 fatal_init_error("rte_eth_rx_queue_setup",
1020 diag = rte_eth_dev_start(pi);
1022 fatal_init_error("rte_eth_dev_start", pi, diag);
1026 rte_eth_link_get(pi, &link);
1027 if (link.link_status) {
1028 printf(" Link Up - speed %u Mbps - %s\n",
1029 (unsigned) link.link_speed,
1030 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1031 ("full-duplex") : ("half-duplex\n"));
1033 printf(" Link Down\n");
1037 * If enabled, put device in promiscuous mode.
1038 * This allows the PMD test in IO forwarding mode to forward
1039 * packets to itself through 2 cross-connected ports of the
1043 rte_eth_promiscuous_enable(pi);
1047 #ifdef RTE_EXEC_ENV_BAREMETAL
1052 main(int argc, char** argv)
1056 diag = rte_eal_init(argc, argv);
1058 rte_panic("Cannot init EAL\n");
1060 if (rte_pmd_init_all())
1061 rte_panic("Cannot init PMD\n");
1063 if (rte_eal_pci_probe())
1064 rte_panic("Cannot probe PCI\n");
1066 nb_ports = (portid_t) rte_eth_dev_count();
1068 rte_exit(EXIT_FAILURE, "No probed ethernet devices - check that "
1069 "CONFIG_RTE_LIBRTE_IGB_PMD=y and that "
1070 "CONFIG_RTE_LIBRTE_EM_PMD=y and that "
1071 "CONFIG_RTE_LIBRTE_IXGBE_PMD=y in your "
1072 "configuration file\n");
1074 set_def_fwd_config();
1076 rte_panic("Empty set of forwarding logical cores - check the "
1077 "core mask supplied in the command parameters\n");
1082 launch_args_parse(argc, argv);
1084 if (nb_rxq > nb_txq)
1085 printf("Warning: nb_rxq=%d enables RSS configuration, "
1086 "but nb_txq=%d will prevent to fully test it.\n",
1093 if (interactive == 1)
1099 printf("No commandline core given, start packet forwarding\n");
1100 start_packet_forwarding(0);
1101 printf("Press enter to exit\n");
1102 rc = read(0, &c, 1);