-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Intel Corporation nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2016 Intel Corporation
*/
#include <stdio.h>
#include <stdint.h>
#include <inttypes.h>
#include <sys/types.h>
-#include <string.h>
#include <sys/queue.h>
-#include <netinet/in.h>
#include <setjmp.h>
#include <stdarg.h>
#include <ctype.h>
#include <rte_malloc.h>
#include <rte_memory.h>
#include <rte_memcpy.h>
-#include <rte_memzone.h>
#include <rte_eal.h>
-#include <rte_per_lcore.h>
#include <rte_launch.h>
-#include <rte_atomic.h>
#include <rte_cycles.h>
#include <rte_prefetch.h>
#include <rte_lcore.h>
#include <rte_per_lcore.h>
#include <rte_branch_prediction.h>
#include <rte_interrupts.h>
-#include <rte_pci.h>
#include <rte_random.h>
#include <rte_debug.h>
#include <rte_ether.h>
/*
* Configurable number of RX/TX ring descriptors
*/
-#define RTE_TEST_RX_DESC_DEFAULT 128
-#define RTE_TEST_TX_DESC_DEFAULT 512
+#define RTE_TEST_RX_DESC_DEFAULT 1024
+#define RTE_TEST_TX_DESC_DEFAULT 1024
static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
/* ethernet addresses of ports */
-static struct ether_addr lsi_ports_eth_addr[RTE_MAX_ETHPORTS];
+static struct rte_ether_addr lsi_ports_eth_addr[RTE_MAX_ETHPORTS];
/* mask of enabled ports */
static uint32_t lsi_enabled_port_mask = 0;
#define MAX_RX_QUEUE_PER_LCORE 16
#define MAX_TX_QUEUE_PER_PORT 16
+/* List of queues must be polled for a give lcore. 8< */
struct lcore_queue_conf {
unsigned n_rx_port;
unsigned rx_port_list[MAX_RX_QUEUE_PER_LCORE];
unsigned tx_queue_id;
} __rte_cache_aligned;
struct lcore_queue_conf lcore_queue_conf[RTE_MAX_LCORE];
+/* >8 End of list of queues to be polled. */
struct rte_eth_dev_tx_buffer *tx_buffer[RTE_MAX_ETHPORTS];
-static const struct rte_eth_conf port_conf = {
+/* Global configuration stored in a static structure. 8< */
+static struct rte_eth_conf port_conf = {
.rxmode = {
.split_hdr_size = 0,
- .header_split = 0, /**< Header Split disabled */
- .hw_ip_checksum = 0, /**< IP checksum offload disabled */
- .hw_vlan_filter = 0, /**< VLAN filtering disabled */
- .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
- .hw_strip_crc = 1, /**< CRC stripped by hardware */
},
.txmode = {
- .mq_mode = ETH_MQ_TX_NONE,
+ .mq_mode = RTE_ETH_MQ_TX_NONE,
},
.intr_conf = {
.lsc = 1, /**< lsc interrupt feature enabled */
},
};
+/* >8 End of global configuration stored in a static structure. */
struct rte_mempool * lsi_pktmbuf_pool = NULL;
{
struct rte_eth_link link;
uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
- unsigned portid;
+ uint16_t portid;
total_packets_dropped = 0;
total_packets_tx = 0;
const char clr[] = { 27, '[', '2', 'J', '\0' };
const char topLeft[] = { 27, '[', '1', ';', '1', 'H','\0' };
+ int link_get_err;
/* Clear screen and move to top left */
printf("%s%s", clr, topLeft);
continue;
memset(&link, 0, sizeof(link));
- rte_eth_link_get_nowait((uint8_t)portid, &link);
+ link_get_err = rte_eth_link_get_nowait(portid, &link);
printf("\nStatistics for port %u ------------------------------"
"\nLink status: %25s"
- "\nLink speed: %26u"
+ "\nLink speed: %26s"
"\nLink duplex: %25s"
"\nPackets sent: %24"PRIu64
"\nPackets received: %20"PRIu64
"\nPackets dropped: %21"PRIu64,
portid,
+ link_get_err < 0 ? "Link get failed" :
(link.link_status ? "Link up" : "Link down"),
- (unsigned)link.link_speed,
- (link.link_duplex == ETH_LINK_FULL_DUPLEX ? \
+ link_get_err < 0 ? "0" :
+ rte_eth_link_speed_to_str(link.link_speed),
+ link_get_err < 0 ? "Link get failed" :
+ (link.link_duplex == RTE_ETH_LINK_FULL_DUPLEX ?
"full-duplex" : "half-duplex"),
port_statistics[portid].tx,
port_statistics[portid].rx,
total_packets_rx,
total_packets_dropped);
printf("\n====================================================\n");
+
+ fflush(stdout);
}
+/* Replacing the source and destination MAC addresses. 8< */
static void
lsi_simple_forward(struct rte_mbuf *m, unsigned portid)
{
- struct ether_hdr *eth;
+ struct rte_ether_hdr *eth;
void *tmp;
unsigned dst_port = lsi_dst_ports[portid];
int sent;
struct rte_eth_dev_tx_buffer *buffer;
- eth = rte_pktmbuf_mtod(m, struct ether_hdr *);
+ eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
/* 02:00:00:00:00:xx */
- tmp = ð->d_addr.addr_bytes[0];
+ tmp = ð->dst_addr.addr_bytes[0];
*((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dst_port << 40);
/* src addr */
- ether_addr_copy(&lsi_ports_eth_addr[dst_port], ð->s_addr);
+ rte_ether_addr_copy(&lsi_ports_eth_addr[dst_port], ð->src_addr);
buffer = tx_buffer[dst_port];
sent = rte_eth_tx_buffer(dst_port, 0, buffer, m);
if (sent)
port_statistics[dst_port].tx += sent;
}
+/* >8 End of replacing the source and destination MAC addresses. */
/* main processing loop */
static void
while (1) {
+ /* Draining TX queue in its main loop. 8< */
cur_tsc = rte_rdtsc();
/*
/* if timer has reached its timeout */
if (unlikely(timer_tsc >= (uint64_t) timer_period)) {
- /* do this only on master core */
- if (lcore_id == rte_get_master_lcore()) {
+ /* do this only on main core */
+ if (lcore_id == rte_get_main_lcore()) {
print_stats();
/* reset the timer */
timer_tsc = 0;
prev_tsc = cur_tsc;
}
+ /* >8 End of draining TX queue in its main loop. */
- /*
- * Read packet from RX queues
- */
+ /* Read packet from RX queues. 8< */
for (i = 0; i < qconf->n_rx_port; i++) {
portid = qconf->rx_port_list[i];
lsi_simple_forward(m, portid);
}
}
+ /* >8 End of reading packet from RX queues. */
}
}
static int
-lsi_launch_one_lcore(__attribute__((unused)) void *dummy)
+lsi_launch_one_lcore(__rte_unused void *dummy)
{
lsi_main_loop();
return 0;
/* parse hexadecimal string */
pm = strtoul(portmask, &end, 16);
if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
- return -1;
-
- if (pm == 0)
- return -1;
+ return 0;
return pm;
}
* @return
* int.
*/
+
+/* lsi_event_callback 8< */
static int
-lsi_event_callback(uint8_t port_id, enum rte_eth_event_type type, void *param,
+lsi_event_callback(uint16_t port_id, enum rte_eth_event_type type, void *param,
void *ret_param)
{
struct rte_eth_link link;
+ int ret;
+ char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
RTE_SET_USED(param);
RTE_SET_USED(ret_param);
printf("\n\nIn registered callback...\n");
printf("Event type: %s\n", type == RTE_ETH_EVENT_INTR_LSC ? "LSC interrupt" : "unknown event");
- rte_eth_link_get_nowait(port_id, &link);
- if (link.link_status) {
- printf("Port %d Link Up - speed %u Mbps - %s\n\n",
- port_id, (unsigned)link.link_speed,
- (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
- ("full-duplex") : ("half-duplex"));
- } else
- printf("Port %d Link Down\n\n", port_id);
+ ret = rte_eth_link_get_nowait(port_id, &link);
+ if (ret < 0) {
+ printf("Failed link get on port %d: %s\n",
+ port_id, rte_strerror(-ret));
+ return ret;
+ }
+ rte_eth_link_to_str(link_status_text, sizeof(link_status_text), &link);
+ printf("Port %d %s\n\n", port_id, link_status_text);
return 0;
}
+/* >8 End of registering one or more callbacks. */
/* Check the link status of all ports in up to 9s, and print them finally */
static void
-check_all_ports_link_status(uint8_t port_num, uint32_t port_mask)
+check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
{
#define CHECK_INTERVAL 100 /* 100ms */
#define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
- uint8_t portid, count, all_ports_up, print_flag = 0;
+ uint8_t count, all_ports_up, print_flag = 0;
+ uint16_t portid;
struct rte_eth_link link;
+ int ret;
+ char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
printf("\nChecking link status");
fflush(stdout);
if ((port_mask & (1 << portid)) == 0)
continue;
memset(&link, 0, sizeof(link));
- rte_eth_link_get_nowait(portid, &link);
+ ret = rte_eth_link_get_nowait(portid, &link);
+ if (ret < 0) {
+ all_ports_up = 0;
+ if (print_flag == 1)
+ printf("Port %u link get failed: %s\n",
+ portid, rte_strerror(-ret));
+ continue;
+ }
/* print link status if flag set */
if (print_flag == 1) {
- if (link.link_status)
- printf("Port %d Link Up - speed %u "
- "Mbps - %s\n", (uint8_t)portid,
- (unsigned)link.link_speed,
- (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
- ("full-duplex") : ("half-duplex\n"));
- else
- printf("Port %d Link Down\n",
- (uint8_t)portid);
+ rte_eth_link_to_str(link_status_text,
+ sizeof(link_status_text), &link);
+ printf("Port %d %s", portid,
+ link_status_text);
continue;
}
/* clear all_ports_up flag if any link down */
- if (link.link_status == ETH_LINK_DOWN) {
+ if (link.link_status == RTE_ETH_LINK_DOWN) {
all_ports_up = 0;
break;
}
main(int argc, char **argv)
{
struct lcore_queue_conf *qconf;
- struct rte_eth_dev_info dev_info;
int ret;
- uint8_t nb_ports;
- uint8_t portid, portid_last = 0;
+ uint16_t nb_ports;
+ uint16_t portid, portid_last = 0;
unsigned lcore_id, rx_lcore_id;
unsigned nb_ports_in_mask = 0;
if (lsi_pktmbuf_pool == NULL)
rte_panic("Cannot init mbuf pool\n");
- nb_ports = rte_eth_dev_count();
+ nb_ports = rte_eth_dev_count_avail();
if (nb_ports == 0)
rte_panic("No Ethernet port - bye\n");
- /*
- * Each logical core is assigned a dedicated TX queue on each port.
- */
+ /* Each logical core is assigned a dedicated TX queue on each port. 8< */
for (portid = 0; portid < nb_ports; portid++) {
/* skip ports that are not enabled */
if ((lsi_enabled_port_mask & (1 << portid)) == 0)
portid_last = portid;
nb_ports_in_mask++;
-
- rte_eth_dev_info_get(portid, &dev_info);
}
+ /* >8 End of assigning logical core. */
if (nb_ports_in_mask < 2 || nb_ports_in_mask % 2)
rte_exit(EXIT_FAILURE, "Current enabled port number is %u, "
"but it should be even and at least 2\n",
/* Initialise each port */
for (portid = 0; portid < nb_ports; portid++) {
+ struct rte_eth_rxconf rxq_conf;
+ struct rte_eth_txconf txq_conf;
+ struct rte_eth_conf local_port_conf = port_conf;
+ struct rte_eth_dev_info dev_info;
+
/* skip ports that are not enabled */
if ((lsi_enabled_port_mask & (1 << portid)) == 0) {
printf("Skipping disabled port %u\n", (unsigned) portid);
/* init port */
printf("Initializing port %u... ", (unsigned) portid);
fflush(stdout);
- ret = rte_eth_dev_configure(portid, 1, 1, &port_conf);
+
+ ret = rte_eth_dev_info_get(portid, &dev_info);
+ if (ret != 0)
+ rte_exit(EXIT_FAILURE,
+ "Error during getting device (port %u) info: %s\n",
+ portid, strerror(-ret));
+
+ if (dev_info.tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE)
+ local_port_conf.txmode.offloads |=
+ RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
+ /* Configure RX and TX queues. 8< */
+ ret = rte_eth_dev_configure(portid, 1, 1, &local_port_conf);
if (ret < 0)
rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%u\n",
ret, (unsigned) portid);
+ /* >8 End of configure RX and TX queues. */
+
+ ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
+ &nb_txd);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "rte_eth_dev_adjust_nb_rx_tx_desc: err=%d, port=%u\n",
+ ret, (unsigned) portid);
/* register lsi interrupt callback, need to be after
* rte_eth_dev_configure(). if (intr_conf.lsc == 0), no
* lsc interrupt will be present, and below callback to
* be registered will never be called.
*/
+
+ /* RTE callback register. 8< */
rte_eth_dev_callback_register(portid,
RTE_ETH_EVENT_INTR_LSC, lsi_event_callback, NULL);
+ /* >8 End of registering lsi interrupt callback. */
- rte_eth_macaddr_get(portid,
+ ret = rte_eth_macaddr_get(portid,
&lsi_ports_eth_addr[portid]);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "rte_eth_macaddr_get: err=%d, port=%u\n",
+ ret, (unsigned int)portid);
/* init one RX queue */
fflush(stdout);
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = local_port_conf.rxmode.offloads;
+ /* RX queue initialization. 8< */
ret = rte_eth_rx_queue_setup(portid, 0, nb_rxd,
rte_eth_dev_socket_id(portid),
- NULL,
+ &rxq_conf,
lsi_pktmbuf_pool);
if (ret < 0)
rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d, port=%u\n",
ret, (unsigned) portid);
+ /* >8 End of RX queue initialization. */
- /* init one TX queue logical core on each port */
+ /* init one TX queue logical core on each port. 8< */
fflush(stdout);
+ txq_conf = dev_info.default_txconf;
+ txq_conf.offloads = local_port_conf.txmode.offloads;
ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
rte_eth_dev_socket_id(portid),
- NULL);
+ &txq_conf);
if (ret < 0)
rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: err=%d,port=%u\n",
ret, (unsigned) portid);
+ /* >8 End of init one TX queue. */
/* Initialize TX buffers */
tx_buffer[portid] = rte_zmalloc_socket("tx_buffer",
ret, (unsigned) portid);
printf("done:\n");
- rte_eth_promiscuous_enable(portid);
+ ret = rte_eth_promiscuous_enable(portid);
+ if (ret != 0)
+ rte_exit(EXIT_FAILURE,
+ "rte_eth_promiscuous_enable: err=%s, port=%u\n",
+ rte_strerror(-ret), portid);
- printf("Port %u, MAC address: %02X:%02X:%02X:%02X:%02X:%02X\n\n",
+ printf("Port %u, MAC address: " RTE_ETHER_ADDR_PRT_FMT "\n\n",
(unsigned) portid,
- lsi_ports_eth_addr[portid].addr_bytes[0],
- lsi_ports_eth_addr[portid].addr_bytes[1],
- lsi_ports_eth_addr[portid].addr_bytes[2],
- lsi_ports_eth_addr[portid].addr_bytes[3],
- lsi_ports_eth_addr[portid].addr_bytes[4],
- lsi_ports_eth_addr[portid].addr_bytes[5]);
+ RTE_ETHER_ADDR_BYTES(&lsi_ports_eth_addr[portid]));
/* initialize port stats */
memset(&port_statistics, 0, sizeof(port_statistics));
check_all_ports_link_status(nb_ports, lsi_enabled_port_mask);
/* launch per-lcore init on every lcore */
- rte_eal_mp_remote_launch(lsi_launch_one_lcore, NULL, CALL_MASTER);
- RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ rte_eal_mp_remote_launch(lsi_launch_one_lcore, NULL, CALL_MAIN);
+ RTE_LCORE_FOREACH_WORKER(lcore_id) {
if (rte_eal_wait_lcore(lcore_id) < 0)
return -1;
}
+ /* clean up the EAL */
+ rte_eal_cleanup();
+
return 0;
}