#include <rte_memcpy.h>
#include <rte_eal.h>
#include <rte_launch.h>
-#include <rte_atomic.h>
#include <rte_cycles.h>
#include <rte_prefetch.h>
#include <rte_lcore.h>
#define RTE_LOGTYPE_L2FWD RTE_LOGTYPE_USER1
-#define NB_MBUF 8192
+#define NB_MBUF_PER_PORT 3000
#define MAX_PKT_BURST 32
#define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
/*
* 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 l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
+static struct rte_ether_addr l2fwd_ports_eth_addr[RTE_MAX_ETHPORTS];
/* mask of enabled ports */
static uint32_t l2fwd_enabled_port_mask;
static struct rte_eth_conf port_conf = {
.rxmode = {
.split_hdr_size = 0,
- .ignore_offload_bitfield = 1,
- .offloads = DEV_RX_OFFLOAD_CRC_STRIP,
},
.txmode = {
.mq_mode = ETH_MQ_TX_NONE,
/* Print out statistics on packets dropped */
static void
-print_stats(__attribute__((unused)) struct rte_timer *ptr_timer,
- __attribute__((unused)) void *ptr_data)
+print_stats(__rte_unused struct rte_timer *ptr_timer,
+ __rte_unused void *ptr_data)
{
uint64_t total_packets_dropped, total_packets_tx, total_packets_rx;
uint16_t portid;
total_packets_rx,
total_packets_dropped);
printf("\n====================================================\n");
+
+ fflush(stdout);
}
static void
l2fwd_simple_forward(struct rte_mbuf *m, unsigned portid)
{
- struct ether_hdr *eth;
+ struct rte_ether_hdr *eth;
void *tmp;
int sent;
unsigned dst_port;
struct rte_eth_dev_tx_buffer *buffer;
dst_port = l2fwd_dst_ports[portid];
- 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(&l2fwd_ports_eth_addr[dst_port], ð->s_addr);
+ rte_ether_addr_copy(&l2fwd_ports_eth_addr[dst_port], ð->src_addr);
buffer = tx_buffer[dst_port];
sent = rte_eth_tx_buffer(dst_port, 0, buffer, m);
uint64_t tsc_lifetime = (rand()&0x07) * rte_get_tsc_hz();
while (!terminate_signal_received) {
- /* Keepalive heartbeat */
+ /* Keepalive heartbeat. 8< */
rte_keepalive_mark_alive(rte_global_keepalive_info);
cur_tsc = rte_rdtsc();
*/
if (check_period > 0 && cur_tsc - tsc_initial > tsc_lifetime)
break;
+ /* >8 End of keepalive heartbeat. */
/*
* TX burst queue drain
}
static int
-l2fwd_launch_one_lcore(__attribute__((unused)) void *dummy)
+l2fwd_launch_one_lcore(__rte_unused void *dummy)
{
l2fwd_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;
}
/* Check the link status of all ports in up to 9s, and print them finally */
static void
-check_all_ports_link_status(uint16_t port_num, uint32_t port_mask)
+check_all_ports_link_status(uint32_t port_mask)
{
#define CHECK_INTERVAL 100 /* 100ms */
#define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
uint16_t portid;
uint8_t count, all_ports_up, print_flag = 0;
struct rte_eth_link link;
+ int ret;
+ char link_status_text[RTE_ETH_LINK_MAX_STR_LEN];
printf("\nChecking link status");
fflush(stdout);
for (count = 0; count <= MAX_CHECK_TIME; count++) {
all_ports_up = 1;
- for (portid = 0; portid < port_num; portid++) {
+ RTE_ETH_FOREACH_DEV(portid) {
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",
- portid, link.link_speed,
- (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
- ("full-duplex") : ("half-duplex\n"));
- else
- printf("Port %d Link Down\n", portid);
+ rte_eth_link_to_str(link_status_text,
+ sizeof(link_status_text), &link);
+ printf("Port %d %s\n", portid,
+ link_status_text);
continue;
}
/* clear all_ports_up flag if any link down */
struct lcore_queue_conf *qconf;
int ret;
uint16_t nb_ports;
- uint16_t nb_ports_available;
+ uint16_t nb_ports_available = 0;
uint16_t portid, last_port;
unsigned lcore_id, rx_lcore_id;
unsigned nb_ports_in_mask = 0;
+ unsigned int total_nb_mbufs;
struct sigaction signal_handler;
struct rte_keepalive_shm *ka_shm;
if (ret < 0)
rte_exit(EXIT_FAILURE, "Invalid L2FWD arguments\n");
+ nb_ports = rte_eth_dev_count_avail();
+ if (nb_ports == 0)
+ rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n");
+
/* create the mbuf pool */
- l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool", NB_MBUF, 32,
- 0, RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
+ total_nb_mbufs = NB_MBUF_PER_PORT * nb_ports;
+
+ l2fwd_pktmbuf_pool = rte_pktmbuf_pool_create("mbuf_pool",
+ total_nb_mbufs, 32, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
+ rte_socket_id());
if (l2fwd_pktmbuf_pool == NULL)
rte_exit(EXIT_FAILURE, "Cannot init mbuf pool\n");
- nb_ports = rte_eth_dev_count();
- if (nb_ports == 0)
- rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n");
-
/* reset l2fwd_dst_ports */
for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++)
l2fwd_dst_ports[portid] = 0;
/*
* Each logical core is assigned a dedicated TX queue on each port.
*/
- for (portid = 0; portid < nb_ports; portid++) {
+ RTE_ETH_FOREACH_DEV(portid) {
/* skip ports that are not enabled */
if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
continue;
qconf = NULL;
/* Initialize the port/queue configuration of each logical core */
- for (portid = 0; portid < nb_ports; portid++) {
+ RTE_ETH_FOREACH_DEV(portid) {
/* skip ports that are not enabled */
if ((l2fwd_enabled_port_mask & (1 << portid)) == 0)
continue;
rx_lcore_id, portid);
}
- nb_ports_available = nb_ports;
-
/* Initialise each port */
- for (portid = 0; portid < nb_ports; portid++) {
+ RTE_ETH_FOREACH_DEV(portid) {
struct rte_eth_dev_info dev_info;
struct rte_eth_rxconf rxq_conf;
struct rte_eth_txconf txq_conf;
/* skip ports that are not enabled */
if ((l2fwd_enabled_port_mask & (1 << portid)) == 0) {
printf("Skipping disabled port %u\n", portid);
- nb_ports_available--;
continue;
}
+ nb_ports_available++;
+
/* init port */
printf("Initializing port %u... ", portid);
fflush(stdout);
- rte_eth_dev_info_get(portid, &dev_info);
+
+ 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 & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
local_port_conf.txmode.offloads |=
DEV_TX_OFFLOAD_MBUF_FAST_FREE;
"Cannot adjust number of descriptors: err=%d, port=%u\n",
ret, portid);
- rte_eth_macaddr_get(portid, &l2fwd_ports_eth_addr[portid]);
+ ret = rte_eth_macaddr_get(portid,
+ &l2fwd_ports_eth_addr[portid]);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Cannot mac address: err=%d, port=%u\n",
+ ret, portid);
/* init one RX queue */
fflush(stdout);
/* init one TX queue on each port */
fflush(stdout);
txq_conf = dev_info.default_txconf;
- txq_conf.txq_flags = ETH_TXQ_FLAGS_IGNORE;
txq_conf.offloads = local_port_conf.txmode.offloads;
ret = rte_eth_tx_queue_setup(portid, 0, nb_txd,
rte_eth_dev_socket_id(portid),
"rte_eth_dev_start:err=%d, port=%u\n",
ret, portid);
- 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",
+ RTE_ETHER_ADDR_PRT_FMT "\n\n",
portid,
- l2fwd_ports_eth_addr[portid].addr_bytes[0],
- l2fwd_ports_eth_addr[portid].addr_bytes[1],
- l2fwd_ports_eth_addr[portid].addr_bytes[2],
- l2fwd_ports_eth_addr[portid].addr_bytes[3],
- l2fwd_ports_eth_addr[portid].addr_bytes[4],
- l2fwd_ports_eth_addr[portid].addr_bytes[5]);
+ RTE_ETHER_ADDR_BYTES(&l2fwd_ports_eth_addr[portid]));
/* initialize port stats */
memset(&port_statistics, 0, sizeof(port_statistics));
"All available ports are disabled. Please set portmask.\n");
}
- check_all_ports_link_status(nb_ports, l2fwd_enabled_port_mask);
+ check_all_ports_link_status(l2fwd_enabled_port_mask);
struct rte_timer hb_timer, stats_timer;
if (ka_shm == NULL)
rte_exit(EXIT_FAILURE,
"rte_keepalive_shm_create() failed");
+ /* Initialize keepalive functionality. 8< */
rte_global_keepalive_info =
rte_keepalive_create(&dead_core, ka_shm);
if (rte_global_keepalive_info == NULL)
rte_exit(EXIT_FAILURE, "init_keep_alive() failed");
+ /* >8 End of initializing keepalive functionality. */
rte_keepalive_register_relay_callback(rte_global_keepalive_info,
relay_core_state, ka_shm);
rte_timer_init(&hb_timer);
rte_exit(EXIT_FAILURE, "Keepalive setup failure.\n");
}
if (timer_period > 0) {
+ /* Issues the pings keepalive_dispatch_pings(). 8< */
if (rte_timer_reset(&stats_timer,
(timer_period * rte_get_timer_hz()) / 1000,
PERIODICAL,
&print_stats, NULL
) != 0 )
rte_exit(EXIT_FAILURE, "Stats setup failure.\n");
+ /* >8 End of issuing the pings keepalive_dispatch_pings(). */
}
- /* launch per-lcore init on every slave lcore */
- RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ /* launch per-lcore init on every worker lcore */
+ RTE_LCORE_FOREACH_WORKER(lcore_id) {
struct lcore_queue_conf *qconf = &lcore_queue_conf[lcore_id];
if (qconf->n_rx_port == 0)
rte_delay_ms(5);
}
- RTE_LCORE_FOREACH_SLAVE(lcore_id) {
+ RTE_LCORE_FOREACH_WORKER(lcore_id) {
if (rte_eal_wait_lcore(lcore_id) < 0)
return -1;
}
if (ka_shm != NULL)
rte_keepalive_shm_cleanup(ka_shm);
+
+ /* clean up the EAL */
+ rte_eal_cleanup();
+
return 0;
}