4 * Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * * Neither the name of Intel Corporation nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 * version: DPDK.L.1.2.3-3
43 #include <sys/types.h>
46 #include <sys/queue.h>
53 #include <rte_common.h>
54 #include <rte_byteorder.h>
56 #include <rte_debug.h>
57 #include <rte_cycles.h>
58 #include <rte_memory.h>
59 #include <rte_memcpy.h>
60 #include <rte_memzone.h>
61 #include <rte_launch.h>
62 #include <rte_tailq.h>
64 #include <rte_per_lcore.h>
65 #include <rte_lcore.h>
66 #include <rte_atomic.h>
67 #include <rte_branch_prediction.h>
69 #include <rte_mempool.h>
70 #include <rte_malloc.h>
72 #include <rte_interrupts.h>
74 #include <rte_ether.h>
75 #include <rte_ethdev.h>
76 #include <rte_string_fns.h>
80 uint16_t verbose_level = 0; /**< Silent by default. */
82 /* use master core for command line ? */
83 uint8_t interactive = 0;
86 * NUMA support configuration.
87 * When set, the NUMA support attempts to dispatch the allocation of the
88 * RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
89 * probed ports among the CPU sockets 0 and 1.
90 * Otherwise, all memory is allocated from CPU socket 0.
92 uint8_t numa_support = 0; /**< No numa support by default */
95 * Record the Ethernet address of peer target ports to which packets are
97 * Must be instanciated with the ethernet addresses of peer traffic generator
100 struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
101 portid_t nb_peer_eth_addrs = 0;
104 * Probed Target Environment.
106 struct rte_port *ports; /**< For all probed ethernet ports. */
107 portid_t nb_ports; /**< Number of probed ethernet ports. */
108 struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
109 lcoreid_t nb_lcores; /**< Number of probed logical cores. */
112 * Test Forwarding Configuration.
113 * nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
114 * nb_fwd_ports <= nb_cfg_ports <= nb_ports
116 lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
117 lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
118 portid_t nb_cfg_ports; /**< Number of configured ports. */
119 portid_t nb_fwd_ports; /**< Number of forwarding ports. */
121 unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
122 portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */
124 struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
125 streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */
128 * Forwarding engines.
130 struct fwd_engine * fwd_engines[] = {
136 #ifdef RTE_LIBRTE_IEEE1588
137 &ieee1588_fwd_engine,
142 struct fwd_config cur_fwd_config;
143 struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
145 uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */
148 * Configuration of packet segments used by the "txonly" processing engine.
150 uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
151 uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
152 TXONLY_DEF_PACKET_LEN,
154 uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
156 uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
157 uint16_t mb_mempool_cache = DEF_PKT_BURST; /**< Size of mbuf mempool cache. */
160 * Ethernet Ports Configuration.
162 int promiscuous_on = 1; /**< Ports set in promiscuous mode by default. */
165 * Configurable number of RX/TX queues.
167 queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
168 queueid_t nb_txq = 1; /**< Number of TX queues per port. */
171 * Configurable number of RX/TX ring descriptors.
173 #define RTE_TEST_RX_DESC_DEFAULT 128
174 #define RTE_TEST_TX_DESC_DEFAULT 512
175 uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
176 uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
179 * Configurable values of RX and TX ring threshold registers.
181 #define RX_PTHRESH 8 /**< Default value of RX prefetch threshold register. */
182 #define RX_HTHRESH 8 /**< Default value of RX host threshold register. */
183 #define RX_WTHRESH 4 /**< Default value of RX write-back threshold register. */
185 #define TX_PTHRESH 36 /**< Default value of TX prefetch threshold register. */
186 #define TX_HTHRESH 0 /**< Default value of TX host threshold register. */
187 #define TX_WTHRESH 0 /**< Default value of TX write-back threshold register. */
189 struct rte_eth_thresh rx_thresh = {
190 .pthresh = RX_PTHRESH,
191 .hthresh = RX_HTHRESH,
192 .wthresh = RX_WTHRESH,
195 struct rte_eth_thresh tx_thresh = {
196 .pthresh = TX_PTHRESH,
197 .hthresh = TX_HTHRESH,
198 .wthresh = TX_WTHRESH,
202 * Configurable value of RX free threshold.
204 uint16_t rx_free_thresh = 0; /* Immediately free RX descriptors by default. */
207 * Configurable value of TX free threshold.
209 uint16_t tx_free_thresh = 0; /* Use default values. */
212 * Configurable value of TX RS bit threshold.
214 uint16_t tx_rs_thresh = 0; /* Use default values. */
217 * Receive Side Scaling (RSS) configuration.
219 uint16_t rss_hf = ETH_RSS_IPV4 | ETH_RSS_IPV6; /* RSS IP by default. */
222 * Port topology configuration
224 uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
227 * Ethernet device configuration.
229 struct rte_eth_rxmode rx_mode = {
230 .max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */
232 .header_split = 0, /**< Header Split disabled. */
233 .hw_ip_checksum = 0, /**< IP checksum offload disabled. */
234 .hw_vlan_filter = 1, /**< VLAN filtering enabled. */
235 .jumbo_frame = 0, /**< Jumbo Frame Support disabled. */
236 .hw_strip_crc = 0, /**< CRC stripping by hardware disabled. */
239 struct rte_fdir_conf fdir_conf = {
240 .mode = RTE_FDIR_MODE_NONE,
241 .pballoc = RTE_FDIR_PBALLOC_64K,
242 .status = RTE_FDIR_REPORT_STATUS,
243 .flexbytes_offset = 0x6,
247 static volatile int test_done = 1; /* stop packet forwarding when set to 1. */
250 * Setup default configuration.
253 set_default_fwd_lcores_config(void)
259 for (i = 0; i < RTE_MAX_LCORE; i++) {
260 if (! rte_lcore_is_enabled(i))
262 if (i == rte_get_master_lcore())
264 fwd_lcores_cpuids[nb_lc++] = i;
266 nb_lcores = (lcoreid_t) nb_lc;
267 nb_cfg_lcores = nb_lcores;
272 set_def_peer_eth_addrs(void)
276 for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
277 peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR;
278 peer_eth_addrs[i].addr_bytes[5] = i;
283 set_default_fwd_ports_config(void)
287 for (pt_id = 0; pt_id < nb_ports; pt_id++)
288 fwd_ports_ids[pt_id] = pt_id;
290 nb_cfg_ports = nb_ports;
291 nb_fwd_ports = nb_ports;
295 set_def_fwd_config(void)
297 set_default_fwd_lcores_config();
298 set_def_peer_eth_addrs();
299 set_default_fwd_ports_config();
303 * Configuration initialisation done once at init time.
305 struct mbuf_ctor_arg {
306 uint16_t seg_buf_offset; /**< offset of data in data segment of mbuf. */
307 uint16_t seg_buf_size; /**< size of data segment in mbuf. */
310 struct mbuf_pool_ctor_arg {
311 uint16_t seg_buf_size; /**< size of data segment in mbuf. */
315 testpmd_mbuf_ctor(struct rte_mempool *mp,
318 __attribute__((unused)) unsigned i)
320 struct mbuf_ctor_arg *mb_ctor_arg;
323 mb_ctor_arg = (struct mbuf_ctor_arg *) opaque_arg;
324 mb = (struct rte_mbuf *) raw_mbuf;
327 mb->buf_addr = (void *) ((char *)mb + mb_ctor_arg->seg_buf_offset);
328 mb->buf_physaddr = (uint64_t) (rte_mempool_virt2phy(mp, mb) +
329 mb_ctor_arg->seg_buf_offset);
330 mb->buf_len = mb_ctor_arg->seg_buf_size;
331 mb->type = RTE_MBUF_PKT;
333 mb->pkt.data = (char *) mb->buf_addr + RTE_PKTMBUF_HEADROOM;
337 mb->pkt.vlan_tci = 0;
338 mb->pkt.hash.rss = 0;
342 testpmd_mbuf_pool_ctor(struct rte_mempool *mp,
345 struct mbuf_pool_ctor_arg *mbp_ctor_arg;
346 struct rte_pktmbuf_pool_private *mbp_priv;
348 if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
349 printf("%s(%s) private_data_size %d < %d\n",
350 __func__, mp->name, (int) mp->private_data_size,
351 (int) sizeof(struct rte_pktmbuf_pool_private));
354 mbp_ctor_arg = (struct mbuf_pool_ctor_arg *) opaque_arg;
355 mbp_priv = (struct rte_pktmbuf_pool_private *)
356 ((char *)mp + sizeof(struct rte_mempool));
357 mbp_priv->mbuf_data_room_size = mbp_ctor_arg->seg_buf_size;
361 mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
362 unsigned int socket_id)
364 char pool_name[RTE_MEMPOOL_NAMESIZE];
365 struct rte_mempool *rte_mp;
366 struct mbuf_pool_ctor_arg mbp_ctor_arg;
367 struct mbuf_ctor_arg mb_ctor_arg;
370 mbp_ctor_arg.seg_buf_size = (uint16_t) (RTE_PKTMBUF_HEADROOM +
372 mb_ctor_arg.seg_buf_offset =
373 (uint16_t) CACHE_LINE_ROUNDUP(sizeof(struct rte_mbuf));
374 mb_ctor_arg.seg_buf_size = mbp_ctor_arg.seg_buf_size;
375 mb_size = mb_ctor_arg.seg_buf_offset + mb_ctor_arg.seg_buf_size;
376 mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name));
377 rte_mp = rte_mempool_create(pool_name, nb_mbuf, (unsigned) mb_size,
378 (unsigned) mb_mempool_cache,
379 sizeof(struct rte_pktmbuf_pool_private),
380 testpmd_mbuf_pool_ctor, &mbp_ctor_arg,
381 testpmd_mbuf_ctor, &mb_ctor_arg,
383 if (rte_mp == NULL) {
384 rte_exit(EXIT_FAILURE, "Creation of mbuf pool for socket %u failed\n",
392 struct rte_port *port;
393 struct rte_mempool *mbp;
394 unsigned int nb_mbuf_per_pool;
399 /* Configuration of logical cores. */
400 fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
401 sizeof(struct fwd_lcore *) * nb_lcores,
403 if (fwd_lcores == NULL) {
404 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) failed\n",
407 for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
408 fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
409 sizeof(struct fwd_lcore),
411 if (fwd_lcores[lc_id] == NULL) {
412 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) failed\n");
414 fwd_lcores[lc_id]->cpuid_idx = lc_id;
418 * Create pools of mbuf.
419 * If NUMA support is disabled, create a single pool of mbuf in
421 * Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
423 nb_mbuf_per_pool = nb_rxd + (nb_lcores * mb_mempool_cache) +
424 nb_txd + MAX_PKT_BURST;
426 nb_mbuf_per_pool = nb_mbuf_per_pool * (nb_ports >> 1);
427 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
428 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 1);
430 nb_mbuf_per_pool = (nb_mbuf_per_pool * nb_ports);
431 mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
435 * Records which Mbuf pool to use by each logical core, if needed.
437 for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
438 mbp = mbuf_pool_find(rte_lcore_to_socket_id(lc_id));
440 mbp = mbuf_pool_find(0);
441 fwd_lcores[lc_id]->mbp = mbp;
444 /* Configuration of Ethernet ports. */
445 ports = rte_zmalloc("testpmd: ports",
446 sizeof(struct rte_port) * nb_ports,
449 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d struct rte_port) failed\n",
453 for (pt_id = 0; pt_id < nb_ports; pt_id++, port++) {
454 rte_eth_dev_info_get(pt_id, &port->dev_info);
455 if (nb_rxq > port->dev_info.max_rx_queues) {
456 rte_exit(EXIT_FAILURE, "Port %d: max RX queues %d < nb_rxq %d\n",
458 (int) port->dev_info.max_rx_queues,
461 if (nb_txq > port->dev_info.max_tx_queues) {
462 rte_exit(EXIT_FAILURE, "Port %d: max TX queues %d < nb_txq %d\n",
464 (int) port->dev_info.max_tx_queues,
469 port->socket_id = (pt_id < (nb_ports >> 1)) ? 0 : 1;
474 /* Configuration of packet forwarding streams. */
475 nb_fwd_streams = (streamid_t) (nb_ports * nb_rxq);
476 fwd_streams = rte_zmalloc("testpmd: fwd_streams",
477 sizeof(struct fwd_stream *) * nb_fwd_streams,
479 if (fwd_streams == NULL) {
480 rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) failed\n",
483 for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
484 fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream",
485 sizeof(struct fwd_stream),
487 if (fwd_streams[sm_id] == NULL) {
488 rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream) failed\n");
493 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
495 pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
497 unsigned int total_burst;
498 unsigned int nb_burst;
499 unsigned int burst_stats[3];
500 uint16_t pktnb_stats[3];
502 int burst_percent[3];
505 * First compute the total number of packet bursts and the
506 * two highest numbers of bursts of the same number of packets.
509 burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
510 pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
511 for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
512 nb_burst = pbs->pkt_burst_spread[nb_pkt];
515 total_burst += nb_burst;
516 if (nb_burst > burst_stats[0]) {
517 burst_stats[1] = burst_stats[0];
518 pktnb_stats[1] = pktnb_stats[0];
519 burst_stats[0] = nb_burst;
520 pktnb_stats[0] = nb_pkt;
523 if (total_burst == 0)
525 burst_percent[0] = (burst_stats[0] * 100) / total_burst;
526 printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
527 burst_percent[0], (int) pktnb_stats[0]);
528 if (burst_stats[0] == total_burst) {
532 if (burst_stats[0] + burst_stats[1] == total_burst) {
533 printf(" + %d%% of %d pkts]\n",
534 100 - burst_percent[0], pktnb_stats[1]);
537 burst_percent[1] = (burst_stats[1] * 100) / total_burst;
538 burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
539 if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
540 printf(" + %d%% of others]\n", 100 - burst_percent[0]);
543 printf(" + %d%% of %d pkts + %d%% of others]\n",
544 burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
546 #endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
549 fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
551 struct rte_port *port;
553 static const char *fwd_stats_border = "----------------------";
555 port = &ports[port_id];
556 printf("\n %s Forward statistics for port %-2d %s\n",
557 fwd_stats_border, port_id, fwd_stats_border);
558 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
560 stats->ipackets, stats->ierrors,
561 (uint64_t) (stats->ipackets + stats->ierrors));
563 if (cur_fwd_eng == &csum_fwd_engine)
564 printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n",
565 port->rx_bad_ip_csum, port->rx_bad_l4_csum);
567 printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
569 stats->opackets, port->tx_dropped,
570 (uint64_t) (stats->opackets + port->tx_dropped));
572 if (stats->rx_nombuf > 0)
573 printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
574 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
576 pkt_burst_stats_display("RX", &port->rx_stream->rx_burst_stats);
578 pkt_burst_stats_display("TX", &port->tx_stream->tx_burst_stats);
581 if (fdir_conf.mode != RTE_FDIR_MODE_NONE)
582 printf(" Fdirmiss: %-14"PRIu64" Fdirmatch: %-14"PRIu64"\n",
586 printf(" %s--------------------------------%s\n",
587 fwd_stats_border, fwd_stats_border);
591 fwd_stream_stats_display(streamid_t stream_id)
593 struct fwd_stream *fs;
594 static const char *fwd_top_stats_border = "-------";
596 fs = fwd_streams[stream_id];
597 if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
598 (fs->fwd_dropped == 0))
600 printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> "
601 "TX Port=%2d/Queue=%2d %s\n",
602 fwd_top_stats_border, fs->rx_port, fs->rx_queue,
603 fs->tx_port, fs->tx_queue, fwd_top_stats_border);
604 printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u",
605 fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
607 /* if checksum mode */
608 if (cur_fwd_eng == &csum_fwd_engine) {
609 printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: %-14u\n",
610 fs->rx_bad_ip_csum, fs->rx_bad_l4_csum);
613 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
614 pkt_burst_stats_display("RX", &fs->rx_burst_stats);
615 pkt_burst_stats_display("TX", &fs->tx_burst_stats);
620 flush_all_rx_queues(void)
622 struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
629 for (j = 0; j < 2; j++) {
630 for (rxp = 0; rxp < nb_ports; rxp++) {
631 for (rxq = 0; rxq < nb_rxq; rxq++) {
633 nb_rx = rte_eth_rx_burst(rxp, rxq,
636 for (i = 0; i < nb_rx; i++)
637 rte_pktmbuf_free(pkts_burst[i]);
641 rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
646 run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
648 struct fwd_stream **fsm;
652 fsm = &fwd_streams[fc->stream_idx];
653 nb_fs = fc->stream_nb;
655 for (sm_id = 0; sm_id < nb_fs; sm_id++)
656 (*pkt_fwd)(fsm[sm_id]);
657 } while (! fc->stopped);
661 start_pkt_forward_on_core(void *fwd_arg)
663 run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
664 cur_fwd_config.fwd_eng->packet_fwd);
669 * Run the TXONLY packet forwarding engine to send a single burst of packets.
670 * Used to start communication flows in network loopback test configurations.
673 run_one_txonly_burst_on_core(void *fwd_arg)
675 struct fwd_lcore *fwd_lc;
676 struct fwd_lcore tmp_lcore;
678 fwd_lc = (struct fwd_lcore *) fwd_arg;
680 tmp_lcore.stopped = 1;
681 run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
686 * Launch packet forwarding:
687 * - Setup per-port forwarding context.
688 * - launch logical cores with their forwarding configuration.
691 launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
693 port_fwd_begin_t port_fwd_begin;
698 port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
699 if (port_fwd_begin != NULL) {
700 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
701 (*port_fwd_begin)(fwd_ports_ids[i]);
703 for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
704 lc_id = fwd_lcores_cpuids[i];
705 if ((interactive == 0) || (lc_id != rte_lcore_id())) {
706 fwd_lcores[i]->stopped = 0;
707 diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
708 fwd_lcores[i], lc_id);
710 printf("launch lcore %u failed - diag=%d\n",
717 * Launch packet forwarding configuration.
720 start_packet_forwarding(int with_tx_first)
722 port_fwd_begin_t port_fwd_begin;
723 port_fwd_end_t port_fwd_end;
724 struct rte_port *port;
729 if (test_done == 0) {
730 printf("Packet forwarding already started\n");
734 flush_all_rx_queues();
736 rxtx_config_display();
738 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
739 pt_id = fwd_ports_ids[i];
740 port = &ports[pt_id];
741 rte_eth_stats_get(pt_id, &port->stats);
742 port->tx_dropped = 0;
744 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
745 fwd_streams[sm_id]->rx_packets = 0;
746 fwd_streams[sm_id]->tx_packets = 0;
747 fwd_streams[sm_id]->fwd_dropped = 0;
748 fwd_streams[sm_id]->rx_bad_ip_csum = 0;
749 fwd_streams[sm_id]->rx_bad_l4_csum = 0;
751 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
752 memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
753 sizeof(fwd_streams[sm_id]->rx_burst_stats));
754 memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
755 sizeof(fwd_streams[sm_id]->tx_burst_stats));
757 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
758 fwd_streams[sm_id]->core_cycles = 0;
762 port_fwd_begin = tx_only_engine.port_fwd_begin;
763 if (port_fwd_begin != NULL) {
764 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
765 (*port_fwd_begin)(fwd_ports_ids[i]);
767 launch_packet_forwarding(run_one_txonly_burst_on_core);
768 rte_eal_mp_wait_lcore();
769 port_fwd_end = tx_only_engine.port_fwd_end;
770 if (port_fwd_end != NULL) {
771 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
772 (*port_fwd_end)(fwd_ports_ids[i]);
775 launch_packet_forwarding(start_pkt_forward_on_core);
779 stop_packet_forwarding(void)
781 struct rte_eth_stats stats;
782 struct rte_port *port;
783 port_fwd_end_t port_fwd_end;
790 uint64_t total_rx_dropped;
791 uint64_t total_tx_dropped;
792 uint64_t total_rx_nombuf;
794 uint64_t rx_bad_ip_csum;
795 uint64_t rx_bad_l4_csum;
796 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
799 static const char *acc_stats_border = "+++++++++++++++";
802 printf("Packet forwarding not started\n");
805 printf("Telling cores to stop...");
806 for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
807 fwd_lcores[lc_id]->stopped = 1;
808 printf("\nWaiting for lcores to finish...\n");
809 rte_eal_mp_wait_lcore();
810 port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
811 if (port_fwd_end != NULL) {
812 for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
813 pt_id = fwd_ports_ids[i];
814 (*port_fwd_end)(pt_id);
817 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
820 for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
821 if (cur_fwd_config.nb_fwd_streams >
822 cur_fwd_config.nb_fwd_ports) {
823 fwd_stream_stats_display(sm_id);
824 ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
825 ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
827 ports[fwd_streams[sm_id]->tx_port].tx_stream =
829 ports[fwd_streams[sm_id]->rx_port].rx_stream =
832 tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
833 tx_dropped = (uint64_t) (tx_dropped +
834 fwd_streams[sm_id]->fwd_dropped);
835 ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
837 rx_bad_ip_csum = ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
838 rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
839 fwd_streams[sm_id]->rx_bad_ip_csum);
840 ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum = rx_bad_ip_csum;
842 rx_bad_l4_csum = ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
843 rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
844 fwd_streams[sm_id]->rx_bad_l4_csum);
845 ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum = rx_bad_l4_csum;
847 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
848 fwd_cycles = (uint64_t) (fwd_cycles +
849 fwd_streams[sm_id]->core_cycles);
854 total_rx_dropped = 0;
855 total_tx_dropped = 0;
857 for (i = 0; i < ((cur_fwd_config.nb_fwd_ports + 1) & ~0x1); i++) {
858 pt_id = fwd_ports_ids[i];
860 port = &ports[pt_id];
861 rte_eth_stats_get(pt_id, &stats);
862 stats.ipackets -= port->stats.ipackets;
863 port->stats.ipackets = 0;
864 stats.opackets -= port->stats.opackets;
865 port->stats.opackets = 0;
866 stats.ibytes -= port->stats.ibytes;
867 port->stats.ibytes = 0;
868 stats.obytes -= port->stats.obytes;
869 port->stats.obytes = 0;
870 stats.ierrors -= port->stats.ierrors;
871 port->stats.ierrors = 0;
872 stats.oerrors -= port->stats.oerrors;
873 port->stats.oerrors = 0;
874 stats.rx_nombuf -= port->stats.rx_nombuf;
875 port->stats.rx_nombuf = 0;
876 stats.fdirmatch -= port->stats.fdirmatch;
877 port->stats.rx_nombuf = 0;
878 stats.fdirmiss -= port->stats.fdirmiss;
879 port->stats.rx_nombuf = 0;
881 total_recv += stats.ipackets;
882 total_xmit += stats.opackets;
883 total_rx_dropped += stats.ierrors;
884 total_tx_dropped += port->tx_dropped;
885 total_rx_nombuf += stats.rx_nombuf;
887 fwd_port_stats_display(pt_id, &stats);
889 printf("\n %s Accumulated forward statistics for all ports"
891 acc_stats_border, acc_stats_border);
892 printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
894 " TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
896 total_recv, total_rx_dropped, total_recv + total_rx_dropped,
897 total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
898 if (total_rx_nombuf > 0)
899 printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
900 printf(" %s++++++++++++++++++++++++++++++++++++++++++++++"
902 acc_stats_border, acc_stats_border);
903 #ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
905 printf("\n CPU cycles/packet=%u (total cycles="
906 "%"PRIu64" / total RX packets=%"PRIu64")\n",
907 (unsigned int)(fwd_cycles / total_recv),
908 fwd_cycles, total_recv);
919 for (pt_id = 0; pt_id < nb_ports; pt_id++) {
920 printf("Stopping port %d...", pt_id);
922 rte_eth_dev_close(pt_id);
928 typedef void (*cmd_func_t)(void);
929 struct pmd_test_command {
930 const char *cmd_name;
934 #define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
937 fatal_init_error(const char *func_name, uint8_t port_id, int diag)
939 rte_panic("%s(port_id=%d) failed - diag=%d\n",
940 func_name, port_id, diag);
946 struct rte_eth_link link;
947 struct rte_eth_conf port_conf = {
952 struct rte_eth_rxconf rx_conf;
953 struct rte_eth_txconf tx_conf;
954 struct rte_port *port;
955 unsigned int sock_id;
960 port_conf.rxmode = rx_mode;
961 port_conf.fdir_conf = fdir_conf;
963 if (nb_rxq > 0) { /* configure RSS */
964 port_conf.rx_adv_conf.rss_conf.rss_key = NULL;
965 /* use default hash key */
966 port_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
968 port_conf.rx_adv_conf.rss_conf.rss_hf = 0;
969 rx_conf.rx_thresh = rx_thresh;
970 rx_conf.rx_free_thresh = rx_free_thresh;
971 tx_conf.tx_thresh = tx_thresh;
972 tx_conf.tx_rs_thresh = tx_rs_thresh;
973 tx_conf.tx_free_thresh = tx_free_thresh;
975 for (pi = 0; pi < nb_ports; pi++) {
977 memcpy(&port->dev_conf, &port_conf, sizeof(port_conf));
978 sock_id = port->socket_id;
979 printf("Initializing port %d... ", pi);
981 diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq, &port_conf);
983 fatal_init_error("rte_eth_dev_configure", pi, diag);
986 rte_eth_macaddr_get(pi, &port->eth_addr);
987 for (qi = 0; qi < nb_txq; qi++) {
988 diag = rte_eth_tx_queue_setup(pi, qi, nb_txd,
992 fatal_init_error("rte_eth_tx_queue_setup",
997 for (qi = 0; qi < nb_rxq; qi++) {
998 diag = rte_eth_rx_queue_setup(pi, qi, nb_rxd, sock_id,
1000 mbuf_pool_find(sock_id));
1002 fatal_init_error("rte_eth_rx_queue_setup",
1009 diag = rte_eth_dev_start(pi);
1011 fatal_init_error("rte_eth_dev_start", pi, diag);
1015 rte_eth_link_get(pi, &link);
1016 if (link.link_status) {
1017 printf(" Link Up - speed %u Mbps - %s\n",
1018 (unsigned) link.link_speed,
1019 (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
1020 ("full-duplex") : ("half-duplex\n"));
1022 printf(" Link Down\n");
1026 * If enabled, put device in promiscuous mode.
1027 * This allows the PMD test in IO forwarding mode to forward
1028 * packets to itself through 2 cross-connected ports of the
1032 rte_eth_promiscuous_enable(pi);
1036 #ifdef RTE_EXEC_ENV_BAREMETAL
1041 main(int argc, char** argv)
1045 diag = rte_eal_init(argc, argv);
1047 rte_panic("Cannot init EAL\n");
1049 #ifdef RTE_LIBRTE_IGB_PMD
1050 if (rte_igb_pmd_init())
1051 rte_panic("Cannot init igb PMD\n");
1053 #ifdef RTE_LIBRTE_IXGBE_PMD
1054 if (rte_ixgbe_pmd_init())
1055 rte_panic("Cannot init ixgbe PMD\n");
1057 if (rte_ixgbevf_pmd_init())
1058 rte_panic("Cannot init ixgbevf PMD\n");
1061 if (rte_eal_pci_probe())
1062 rte_panic("Cannot probe PCI\n");
1064 nb_ports = (portid_t) rte_eth_dev_count();
1066 rte_exit(EXIT_FAILURE, "No probed ethernet devices - check that "
1067 "CONFIG_RTE_LIBRTE_IGB_PMD=y and that "
1068 "CONFIG_RTE_LIBRTE_IXGBE_PMD=y in your "
1069 "configuration file\n");
1071 set_def_fwd_config();
1073 rte_panic("Empty set of forwarding logical cores - check the "
1074 "core mask supplied in the command parameters\n");
1079 launch_args_parse(argc, argv);
1081 if (nb_rxq > nb_txq)
1082 printf("Warning: nb_rxq=%d enables RSS configuration, "
1083 "but nb_txq=%d will prevent to fully test it.\n",
1090 if (interactive == 1)
1096 printf("No commandline core given, start packet forwarding\n");
1097 start_packet_forwarding(0);
1098 printf("Press enter to exit\n");
1099 rc = read(0, &c, 1);