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numam-dpdk/app/test-pmd/testpmd.c
Thomas Monjalon b4bb86cc6a app,examples: remove references to drivers config 
These references to drivers break the layering isolation between
application and drivers.

Signed-off-by: Thomas Monjalon <thomas.monjalon@6wind.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
2014-11-10 10:07:56 +01:00

1921 lines
52 KiB
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/*-
* BSD LICENSE
*
* Copyright(c) 2010-2014 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.
*/
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <string.h>
#include <time.h>
#include <fcntl.h>
#include <sys/types.h>
#include <errno.h>
#include <sys/queue.h>
#include <sys/stat.h>
#include <stdint.h>
#include <unistd.h>
#include <inttypes.h>
#include <rte_common.h>
#include <rte_byteorder.h>
#include <rte_log.h>
#include <rte_debug.h>
#include <rte_cycles.h>
#include <rte_memory.h>
#include <rte_memcpy.h>
#include <rte_memzone.h>
#include <rte_launch.h>
#include <rte_tailq.h>
#include <rte_eal.h>
#include <rte_per_lcore.h>
#include <rte_lcore.h>
#include <rte_atomic.h>
#include <rte_branch_prediction.h>
#include <rte_ring.h>
#include <rte_mempool.h>
#include <rte_malloc.h>
#include <rte_mbuf.h>
#include <rte_interrupts.h>
#include <rte_pci.h>
#include <rte_ether.h>
#include <rte_ethdev.h>
#include <rte_string_fns.h>
#ifdef RTE_LIBRTE_PMD_XENVIRT
#include <rte_eth_xenvirt.h>
#endif
#include "testpmd.h"
#include "mempool_osdep.h"
uint16_t verbose_level = 0; /**< Silent by default. */
/* use master core for command line ? */
uint8_t interactive = 0;
uint8_t auto_start = 0;
/*
* NUMA support configuration.
* When set, the NUMA support attempts to dispatch the allocation of the
* RX and TX memory rings, and of the DMA memory buffers (mbufs) for the
* probed ports among the CPU sockets 0 and 1.
* Otherwise, all memory is allocated from CPU socket 0.
*/
uint8_t numa_support = 0; /**< No numa support by default */
/*
* In UMA mode,all memory is allocated from socket 0 if --socket-num is
* not configured.
*/
uint8_t socket_num = UMA_NO_CONFIG;
/*
* Use ANONYMOUS mapped memory (might be not physically continuous) for mbufs.
*/
uint8_t mp_anon = 0;
/*
* Record the Ethernet address of peer target ports to which packets are
* forwarded.
* Must be instanciated with the ethernet addresses of peer traffic generator
* ports.
*/
struct ether_addr peer_eth_addrs[RTE_MAX_ETHPORTS];
portid_t nb_peer_eth_addrs = 0;
/*
* Probed Target Environment.
*/
struct rte_port *ports; /**< For all probed ethernet ports. */
portid_t nb_ports; /**< Number of probed ethernet ports. */
struct fwd_lcore **fwd_lcores; /**< For all probed logical cores. */
lcoreid_t nb_lcores; /**< Number of probed logical cores. */
/*
* Test Forwarding Configuration.
* nb_fwd_lcores <= nb_cfg_lcores <= nb_lcores
* nb_fwd_ports <= nb_cfg_ports <= nb_ports
*/
lcoreid_t nb_cfg_lcores; /**< Number of configured logical cores. */
lcoreid_t nb_fwd_lcores; /**< Number of forwarding logical cores. */
portid_t nb_cfg_ports; /**< Number of configured ports. */
portid_t nb_fwd_ports; /**< Number of forwarding ports. */
unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */
struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */
/*
* Forwarding engines.
*/
struct fwd_engine * fwd_engines[] = {
&io_fwd_engine,
&mac_fwd_engine,
&mac_retry_fwd_engine,
&mac_swap_engine,
&flow_gen_engine,
&rx_only_engine,
&tx_only_engine,
&csum_fwd_engine,
&icmp_echo_engine,
#ifdef RTE_LIBRTE_IEEE1588
&ieee1588_fwd_engine,
#endif
NULL,
};
struct fwd_config cur_fwd_config;
struct fwd_engine *cur_fwd_eng = &io_fwd_engine; /**< IO mode by default. */
uint16_t mbuf_data_size = DEFAULT_MBUF_DATA_SIZE; /**< Mbuf data space size. */
uint32_t param_total_num_mbufs = 0; /**< number of mbufs in all pools - if
* specified on command-line. */
/*
* Configuration of packet segments used by the "txonly" processing engine.
*/
uint16_t tx_pkt_length = TXONLY_DEF_PACKET_LEN; /**< TXONLY packet length. */
uint16_t tx_pkt_seg_lengths[RTE_MAX_SEGS_PER_PKT] = {
TXONLY_DEF_PACKET_LEN,
};
uint8_t tx_pkt_nb_segs = 1; /**< Number of segments in TXONLY packets */
uint16_t nb_pkt_per_burst = DEF_PKT_BURST; /**< Number of packets per burst. */
uint16_t mb_mempool_cache = DEF_MBUF_CACHE; /**< Size of mbuf mempool cache. */
/* current configuration is in DCB or not,0 means it is not in DCB mode */
uint8_t dcb_config = 0;
/* Whether the dcb is in testing status */
uint8_t dcb_test = 0;
/* DCB on and VT on mapping is default */
enum dcb_queue_mapping_mode dcb_q_mapping = DCB_VT_Q_MAPPING;
/*
* Configurable number of RX/TX queues.
*/
queueid_t nb_rxq = 1; /**< Number of RX queues per port. */
queueid_t nb_txq = 1; /**< Number of TX queues per port. */
/*
* Configurable number of RX/TX ring descriptors.
*/
#define RTE_TEST_RX_DESC_DEFAULT 128
#define RTE_TEST_TX_DESC_DEFAULT 512
uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT; /**< Number of RX descriptors. */
uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT; /**< Number of TX descriptors. */
/*
* Configurable values of RX and TX ring threshold registers.
*/
#define RX_PTHRESH 8 /**< Default value of RX prefetch threshold register. */
#define RX_HTHRESH 8 /**< Default value of RX host threshold register. */
#define RX_WTHRESH 0 /**< Default value of RX write-back threshold register. */
#define TX_PTHRESH 32 /**< Default value of TX prefetch threshold register. */
#define TX_HTHRESH 0 /**< Default value of TX host threshold register. */
#define TX_WTHRESH 0 /**< Default value of TX write-back threshold register. */
struct rte_eth_thresh rx_thresh = {
.pthresh = RX_PTHRESH,
.hthresh = RX_HTHRESH,
.wthresh = RX_WTHRESH,
};
struct rte_eth_thresh tx_thresh = {
.pthresh = TX_PTHRESH,
.hthresh = TX_HTHRESH,
.wthresh = TX_WTHRESH,
};
/*
* Configurable value of RX free threshold.
*/
uint16_t rx_free_thresh = 32; /* Refill RX descriptors once every 32 packets,
This setting is needed for ixgbe to enable bulk alloc or vector
receive functionality. */
/*
* Configurable value of RX drop enable.
*/
uint8_t rx_drop_en = 0; /* Drop packets when no descriptors for queue. */
/*
* Configurable value of TX free threshold.
*/
uint16_t tx_free_thresh = 0; /* Use default values. */
/*
* Configurable value of TX RS bit threshold.
*/
uint16_t tx_rs_thresh = 0; /* Use default values. */
/*
* Configurable value of TX queue flags.
*/
uint32_t txq_flags = 0; /* No flags set. */
/*
* Receive Side Scaling (RSS) configuration.
*/
uint64_t rss_hf = ETH_RSS_IP; /* RSS IP by default. */
/*
* Port topology configuration
*/
uint16_t port_topology = PORT_TOPOLOGY_PAIRED; /* Ports are paired by default */
/*
* Avoids to flush all the RX streams before starts forwarding.
*/
uint8_t no_flush_rx = 0; /* flush by default */
/*
* Avoids to check link status when starting/stopping a port.
*/
uint8_t no_link_check = 0; /* check by default */
/*
* NIC bypass mode configuration options.
*/
#ifdef RTE_NIC_BYPASS
/* The NIC bypass watchdog timeout. */
uint32_t bypass_timeout = RTE_BYPASS_TMT_OFF;
#endif
/*
* Ethernet device configuration.
*/
struct rte_eth_rxmode rx_mode = {
.max_rx_pkt_len = ETHER_MAX_LEN, /**< Default maximum frame length. */
.split_hdr_size = 0,
.header_split = 0, /**< Header Split disabled. */
.hw_ip_checksum = 0, /**< IP checksum offload disabled. */
.hw_vlan_filter = 1, /**< VLAN filtering enabled. */
.hw_vlan_strip = 1, /**< VLAN strip enabled. */
.hw_vlan_extend = 0, /**< Extended VLAN disabled. */
.jumbo_frame = 0, /**< Jumbo Frame Support disabled. */
.hw_strip_crc = 0, /**< CRC stripping by hardware disabled. */
};
struct rte_fdir_conf fdir_conf = {
.mode = RTE_FDIR_MODE_NONE,
.pballoc = RTE_FDIR_PBALLOC_64K,
.status = RTE_FDIR_REPORT_STATUS,
.flexbytes_offset = 0x6,
.drop_queue = 127,
};
volatile int test_done = 1; /* stop packet forwarding when set to 1. */
struct queue_stats_mappings tx_queue_stats_mappings_array[MAX_TX_QUEUE_STATS_MAPPINGS];
struct queue_stats_mappings rx_queue_stats_mappings_array[MAX_RX_QUEUE_STATS_MAPPINGS];
struct queue_stats_mappings *tx_queue_stats_mappings = tx_queue_stats_mappings_array;
struct queue_stats_mappings *rx_queue_stats_mappings = rx_queue_stats_mappings_array;
uint16_t nb_tx_queue_stats_mappings = 0;
uint16_t nb_rx_queue_stats_mappings = 0;
/* Forward function declarations */
static void map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port);
static void check_all_ports_link_status(uint8_t port_num, uint32_t port_mask);
/*
* Check if all the ports are started.
* If yes, return positive value. If not, return zero.
*/
static int all_ports_started(void);
/*
* Setup default configuration.
*/
static void
set_default_fwd_lcores_config(void)
{
unsigned int i;
unsigned int nb_lc;
nb_lc = 0;
for (i = 0; i < RTE_MAX_LCORE; i++) {
if (! rte_lcore_is_enabled(i))
continue;
if (i == rte_get_master_lcore())
continue;
fwd_lcores_cpuids[nb_lc++] = i;
}
nb_lcores = (lcoreid_t) nb_lc;
nb_cfg_lcores = nb_lcores;
nb_fwd_lcores = 1;
}
static void
set_def_peer_eth_addrs(void)
{
portid_t i;
for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
peer_eth_addrs[i].addr_bytes[0] = ETHER_LOCAL_ADMIN_ADDR;
peer_eth_addrs[i].addr_bytes[5] = i;
}
}
static void
set_default_fwd_ports_config(void)
{
portid_t pt_id;
for (pt_id = 0; pt_id < nb_ports; pt_id++)
fwd_ports_ids[pt_id] = pt_id;
nb_cfg_ports = nb_ports;
nb_fwd_ports = nb_ports;
}
void
set_def_fwd_config(void)
{
set_default_fwd_lcores_config();
set_def_peer_eth_addrs();
set_default_fwd_ports_config();
}
/*
* Configuration initialisation done once at init time.
*/
struct mbuf_ctor_arg {
uint16_t seg_buf_offset; /**< offset of data in data segment of mbuf. */
uint16_t seg_buf_size; /**< size of data segment in mbuf. */
};
struct mbuf_pool_ctor_arg {
uint16_t seg_buf_size; /**< size of data segment in mbuf. */
};
static void
testpmd_mbuf_ctor(struct rte_mempool *mp,
void *opaque_arg,
void *raw_mbuf,
__attribute__((unused)) unsigned i)
{
struct mbuf_ctor_arg *mb_ctor_arg;
struct rte_mbuf *mb;
mb_ctor_arg = (struct mbuf_ctor_arg *) opaque_arg;
mb = (struct rte_mbuf *) raw_mbuf;
mb->pool = mp;
mb->buf_addr = (void *) ((char *)mb + mb_ctor_arg->seg_buf_offset);
mb->buf_physaddr = (uint64_t) (rte_mempool_virt2phy(mp, mb) +
mb_ctor_arg->seg_buf_offset);
mb->buf_len = mb_ctor_arg->seg_buf_size;
mb->ol_flags = 0;
mb->data_off = RTE_PKTMBUF_HEADROOM;
mb->nb_segs = 1;
mb->l2_l3_len = 0;
mb->vlan_tci = 0;
mb->hash.rss = 0;
}
static void
testpmd_mbuf_pool_ctor(struct rte_mempool *mp,
void *opaque_arg)
{
struct mbuf_pool_ctor_arg *mbp_ctor_arg;
struct rte_pktmbuf_pool_private *mbp_priv;
if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
printf("%s(%s) private_data_size %d < %d\n",
__func__, mp->name, (int) mp->private_data_size,
(int) sizeof(struct rte_pktmbuf_pool_private));
return;
}
mbp_ctor_arg = (struct mbuf_pool_ctor_arg *) opaque_arg;
mbp_priv = rte_mempool_get_priv(mp);
mbp_priv->mbuf_data_room_size = mbp_ctor_arg->seg_buf_size;
}
static void
mbuf_pool_create(uint16_t mbuf_seg_size, unsigned nb_mbuf,
unsigned int socket_id)
{
char pool_name[RTE_MEMPOOL_NAMESIZE];
struct rte_mempool *rte_mp;
struct mbuf_pool_ctor_arg mbp_ctor_arg;
struct mbuf_ctor_arg mb_ctor_arg;
uint32_t mb_size;
mbp_ctor_arg.seg_buf_size = (uint16_t) (RTE_PKTMBUF_HEADROOM +
mbuf_seg_size);
mb_ctor_arg.seg_buf_offset =
(uint16_t) CACHE_LINE_ROUNDUP(sizeof(struct rte_mbuf));
mb_ctor_arg.seg_buf_size = mbp_ctor_arg.seg_buf_size;
mb_size = mb_ctor_arg.seg_buf_offset + mb_ctor_arg.seg_buf_size;
mbuf_poolname_build(socket_id, pool_name, sizeof(pool_name));
#ifdef RTE_LIBRTE_PMD_XENVIRT
rte_mp = rte_mempool_gntalloc_create(pool_name, nb_mbuf, mb_size,
(unsigned) mb_mempool_cache,
sizeof(struct rte_pktmbuf_pool_private),
testpmd_mbuf_pool_ctor, &mbp_ctor_arg,
testpmd_mbuf_ctor, &mb_ctor_arg,
socket_id, 0);
#else
if (mp_anon != 0)
rte_mp = mempool_anon_create(pool_name, nb_mbuf, mb_size,
(unsigned) mb_mempool_cache,
sizeof(struct rte_pktmbuf_pool_private),
testpmd_mbuf_pool_ctor, &mbp_ctor_arg,
testpmd_mbuf_ctor, &mb_ctor_arg,
socket_id, 0);
else
rte_mp = rte_mempool_create(pool_name, nb_mbuf, mb_size,
(unsigned) mb_mempool_cache,
sizeof(struct rte_pktmbuf_pool_private),
testpmd_mbuf_pool_ctor, &mbp_ctor_arg,
testpmd_mbuf_ctor, &mb_ctor_arg,
socket_id, 0);
#endif
if (rte_mp == NULL) {
rte_exit(EXIT_FAILURE, "Creation of mbuf pool for socket %u "
"failed\n", socket_id);
} else if (verbose_level > 0) {
rte_mempool_dump(stdout, rte_mp);
}
}
/*
* Check given socket id is valid or not with NUMA mode,
* if valid, return 0, else return -1
*/
static int
check_socket_id(const unsigned int socket_id)
{
static int warning_once = 0;
if (socket_id >= MAX_SOCKET) {
if (!warning_once && numa_support)
printf("Warning: NUMA should be configured manually by"
" using --port-numa-config and"
" --ring-numa-config parameters along with"
" --numa.\n");
warning_once = 1;
return -1;
}
return 0;
}
static void
init_config(void)
{
portid_t pid;
struct rte_port *port;
struct rte_mempool *mbp;
unsigned int nb_mbuf_per_pool;
lcoreid_t lc_id;
uint8_t port_per_socket[MAX_SOCKET];
memset(port_per_socket,0,MAX_SOCKET);
/* Configuration of logical cores. */
fwd_lcores = rte_zmalloc("testpmd: fwd_lcores",
sizeof(struct fwd_lcore *) * nb_lcores,
CACHE_LINE_SIZE);
if (fwd_lcores == NULL) {
rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_lcore *)) "
"failed\n", nb_lcores);
}
for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
fwd_lcores[lc_id] = rte_zmalloc("testpmd: struct fwd_lcore",
sizeof(struct fwd_lcore),
CACHE_LINE_SIZE);
if (fwd_lcores[lc_id] == NULL) {
rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_lcore) "
"failed\n");
}
fwd_lcores[lc_id]->cpuid_idx = lc_id;
}
/*
* Create pools of mbuf.
* If NUMA support is disabled, create a single pool of mbuf in
* socket 0 memory by default.
* Otherwise, create a pool of mbuf in the memory of sockets 0 and 1.
*
* Use the maximum value of nb_rxd and nb_txd here, then nb_rxd and
* nb_txd can be configured at run time.
*/
if (param_total_num_mbufs)
nb_mbuf_per_pool = param_total_num_mbufs;
else {
nb_mbuf_per_pool = RTE_TEST_RX_DESC_MAX + (nb_lcores * mb_mempool_cache)
+ RTE_TEST_TX_DESC_MAX + MAX_PKT_BURST;
if (!numa_support)
nb_mbuf_per_pool = (nb_mbuf_per_pool * nb_ports);
}
if (!numa_support) {
if (socket_num == UMA_NO_CONFIG)
mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool, 0);
else
mbuf_pool_create(mbuf_data_size, nb_mbuf_per_pool,
socket_num);
}
/* Configuration of Ethernet ports. */
ports = rte_zmalloc("testpmd: ports",
sizeof(struct rte_port) * nb_ports,
CACHE_LINE_SIZE);
if (ports == NULL) {
rte_exit(EXIT_FAILURE, "rte_zmalloc(%d struct rte_port) "
"failed\n", nb_ports);
}
for (pid = 0; pid < nb_ports; pid++) {
port = &ports[pid];
rte_eth_dev_info_get(pid, &port->dev_info);
if (numa_support) {
if (port_numa[pid] != NUMA_NO_CONFIG)
port_per_socket[port_numa[pid]]++;
else {
uint32_t socket_id = rte_eth_dev_socket_id(pid);
/* if socket_id is invalid, set to 0 */
if (check_socket_id(socket_id) < 0)
socket_id = 0;
port_per_socket[socket_id]++;
}
}
/* set flag to initialize port/queue */
port->need_reconfig = 1;
port->need_reconfig_queues = 1;
}
if (numa_support) {
uint8_t i;
unsigned int nb_mbuf;
if (param_total_num_mbufs)
nb_mbuf_per_pool = nb_mbuf_per_pool/nb_ports;
for (i = 0; i < MAX_SOCKET; i++) {
nb_mbuf = (nb_mbuf_per_pool *
port_per_socket[i]);
if (nb_mbuf)
mbuf_pool_create(mbuf_data_size,
nb_mbuf,i);
}
}
init_port_config();
/*
* Records which Mbuf pool to use by each logical core, if needed.
*/
for (lc_id = 0; lc_id < nb_lcores; lc_id++) {
mbp = mbuf_pool_find(
rte_lcore_to_socket_id(fwd_lcores_cpuids[lc_id]));
if (mbp == NULL)
mbp = mbuf_pool_find(0);
fwd_lcores[lc_id]->mbp = mbp;
}
/* Configuration of packet forwarding streams. */
if (init_fwd_streams() < 0)
rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n");
}
void
reconfig(portid_t new_port_id)
{
struct rte_port *port;
/* Reconfiguration of Ethernet ports. */
ports = rte_realloc(ports,
sizeof(struct rte_port) * nb_ports,
CACHE_LINE_SIZE);
if (ports == NULL) {
rte_exit(EXIT_FAILURE, "rte_realloc(%d struct rte_port) failed\n",
nb_ports);
}
port = &ports[new_port_id];
rte_eth_dev_info_get(new_port_id, &port->dev_info);
/* set flag to initialize port/queue */
port->need_reconfig = 1;
port->need_reconfig_queues = 1;
init_port_config();
}
int
init_fwd_streams(void)
{
portid_t pid;
struct rte_port *port;
streamid_t sm_id, nb_fwd_streams_new;
/* set socket id according to numa or not */
for (pid = 0; pid < nb_ports; pid++) {
port = &ports[pid];
if (nb_rxq > port->dev_info.max_rx_queues) {
printf("Fail: nb_rxq(%d) is greater than "
"max_rx_queues(%d)\n", nb_rxq,
port->dev_info.max_rx_queues);
return -1;
}
if (nb_txq > port->dev_info.max_tx_queues) {
printf("Fail: nb_txq(%d) is greater than "
"max_tx_queues(%d)\n", nb_txq,
port->dev_info.max_tx_queues);
return -1;
}
if (numa_support) {
if (port_numa[pid] != NUMA_NO_CONFIG)
port->socket_id = port_numa[pid];
else {
port->socket_id = rte_eth_dev_socket_id(pid);
/* if socket_id is invalid, set to 0 */
if (check_socket_id(port->socket_id) < 0)
port->socket_id = 0;
}
}
else {
if (socket_num == UMA_NO_CONFIG)
port->socket_id = 0;
else
port->socket_id = socket_num;
}
}
nb_fwd_streams_new = (streamid_t)(nb_ports * nb_rxq);
if (nb_fwd_streams_new == nb_fwd_streams)
return 0;
/* clear the old */
if (fwd_streams != NULL) {
for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
if (fwd_streams[sm_id] == NULL)
continue;
rte_free(fwd_streams[sm_id]);
fwd_streams[sm_id] = NULL;
}
rte_free(fwd_streams);
fwd_streams = NULL;
}
/* init new */
nb_fwd_streams = nb_fwd_streams_new;
fwd_streams = rte_zmalloc("testpmd: fwd_streams",
sizeof(struct fwd_stream *) * nb_fwd_streams, CACHE_LINE_SIZE);
if (fwd_streams == NULL)
rte_exit(EXIT_FAILURE, "rte_zmalloc(%d (struct fwd_stream *)) "
"failed\n", nb_fwd_streams);
for (sm_id = 0; sm_id < nb_fwd_streams; sm_id++) {
fwd_streams[sm_id] = rte_zmalloc("testpmd: struct fwd_stream",
sizeof(struct fwd_stream), CACHE_LINE_SIZE);
if (fwd_streams[sm_id] == NULL)
rte_exit(EXIT_FAILURE, "rte_zmalloc(struct fwd_stream)"
" failed\n");
}
return 0;
}
#ifdef RTE_TEST_PMD_RECORD_BURST_STATS
static void
pkt_burst_stats_display(const char *rx_tx, struct pkt_burst_stats *pbs)
{
unsigned int total_burst;
unsigned int nb_burst;
unsigned int burst_stats[3];
uint16_t pktnb_stats[3];
uint16_t nb_pkt;
int burst_percent[3];
/*
* First compute the total number of packet bursts and the
* two highest numbers of bursts of the same number of packets.
*/
total_burst = 0;
burst_stats[0] = burst_stats[1] = burst_stats[2] = 0;
pktnb_stats[0] = pktnb_stats[1] = pktnb_stats[2] = 0;
for (nb_pkt = 0; nb_pkt < MAX_PKT_BURST; nb_pkt++) {
nb_burst = pbs->pkt_burst_spread[nb_pkt];
if (nb_burst == 0)
continue;
total_burst += nb_burst;
if (nb_burst > burst_stats[0]) {
burst_stats[1] = burst_stats[0];
pktnb_stats[1] = pktnb_stats[0];
burst_stats[0] = nb_burst;
pktnb_stats[0] = nb_pkt;
}
}
if (total_burst == 0)
return;
burst_percent[0] = (burst_stats[0] * 100) / total_burst;
printf(" %s-bursts : %u [%d%% of %d pkts", rx_tx, total_burst,
burst_percent[0], (int) pktnb_stats[0]);
if (burst_stats[0] == total_burst) {
printf("]\n");
return;
}
if (burst_stats[0] + burst_stats[1] == total_burst) {
printf(" + %d%% of %d pkts]\n",
100 - burst_percent[0], pktnb_stats[1]);
return;
}
burst_percent[1] = (burst_stats[1] * 100) / total_burst;
burst_percent[2] = 100 - (burst_percent[0] + burst_percent[1]);
if ((burst_percent[1] == 0) || (burst_percent[2] == 0)) {
printf(" + %d%% of others]\n", 100 - burst_percent[0]);
return;
}
printf(" + %d%% of %d pkts + %d%% of others]\n",
burst_percent[1], (int) pktnb_stats[1], burst_percent[2]);
}
#endif /* RTE_TEST_PMD_RECORD_BURST_STATS */
static void
fwd_port_stats_display(portid_t port_id, struct rte_eth_stats *stats)
{
struct rte_port *port;
uint8_t i;
static const char *fwd_stats_border = "----------------------";
port = &ports[port_id];
printf("\n %s Forward statistics for port %-2d %s\n",
fwd_stats_border, port_id, fwd_stats_border);
if ((!port->rx_queue_stats_mapping_enabled) && (!port->tx_queue_stats_mapping_enabled)) {
printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
"%-"PRIu64"\n",
stats->ipackets, stats->imissed,
(uint64_t) (stats->ipackets + stats->imissed));
if (cur_fwd_eng == &csum_fwd_engine)
printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-14"PRIu64" \n",
port->rx_bad_ip_csum, port->rx_bad_l4_csum);
if (((stats->ierrors - stats->imissed) + stats->rx_nombuf) > 0) {
printf(" RX-badcrc: %-14"PRIu64" RX-badlen: %-14"PRIu64
"RX-error: %-"PRIu64"\n",
stats->ibadcrc, stats->ibadlen, stats->ierrors);
printf(" RX-nombufs: %-14"PRIu64"\n", stats->rx_nombuf);
}
printf(" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
"%-"PRIu64"\n",
stats->opackets, port->tx_dropped,
(uint64_t) (stats->opackets + port->tx_dropped));
}
else {
printf(" RX-packets: %14"PRIu64" RX-dropped:%14"PRIu64" RX-total:"
"%14"PRIu64"\n",
stats->ipackets, stats->imissed,
(uint64_t) (stats->ipackets + stats->imissed));
if (cur_fwd_eng == &csum_fwd_engine)
printf(" Bad-ipcsum:%14"PRIu64" Bad-l4csum:%14"PRIu64"\n",
port->rx_bad_ip_csum, port->rx_bad_l4_csum);
if (((stats->ierrors - stats->imissed) + stats->rx_nombuf) > 0) {
printf(" RX-badcrc: %14"PRIu64" RX-badlen: %14"PRIu64
" RX-error:%"PRIu64"\n",
stats->ibadcrc, stats->ibadlen, stats->ierrors);
printf(" RX-nombufs: %14"PRIu64"\n",
stats->rx_nombuf);
}
printf(" TX-packets: %14"PRIu64" TX-dropped:%14"PRIu64" TX-total:"
"%14"PRIu64"\n",
stats->opackets, port->tx_dropped,
(uint64_t) (stats->opackets + port->tx_dropped));
}
/* Display statistics of XON/XOFF pause frames, if any. */
if ((stats->tx_pause_xon | stats->rx_pause_xon |
stats->tx_pause_xoff | stats->rx_pause_xoff) > 0) {
printf(" RX-XOFF: %-14"PRIu64" RX-XON: %-14"PRIu64"\n",
stats->rx_pause_xoff, stats->rx_pause_xon);
printf(" TX-XOFF: %-14"PRIu64" TX-XON: %-14"PRIu64"\n",
stats->tx_pause_xoff, stats->tx_pause_xon);
}
#ifdef RTE_TEST_PMD_RECORD_BURST_STATS
if (port->rx_stream)
pkt_burst_stats_display("RX",
&port->rx_stream->rx_burst_stats);
if (port->tx_stream)
pkt_burst_stats_display("TX",
&port->tx_stream->tx_burst_stats);
#endif
/* stats fdir */
if (fdir_conf.mode != RTE_FDIR_MODE_NONE)
printf(" Fdirmiss:%14"PRIu64" Fdirmatch:%14"PRIu64"\n",
stats->fdirmiss,
stats->fdirmatch);
if (port->rx_queue_stats_mapping_enabled) {
printf("\n");
for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
printf(" Stats reg %2d RX-packets:%14"PRIu64
" RX-errors:%14"PRIu64
" RX-bytes:%14"PRIu64"\n",
i, stats->q_ipackets[i], stats->q_errors[i], stats->q_ibytes[i]);
}
printf("\n");
}
if (port->tx_queue_stats_mapping_enabled) {
for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS; i++) {
printf(" Stats reg %2d TX-packets:%14"PRIu64
" TX-bytes:%14"PRIu64"\n",
i, stats->q_opackets[i], stats->q_obytes[i]);
}
}
printf(" %s--------------------------------%s\n",
fwd_stats_border, fwd_stats_border);
}
static void
fwd_stream_stats_display(streamid_t stream_id)
{
struct fwd_stream *fs;
static const char *fwd_top_stats_border = "-------";
fs = fwd_streams[stream_id];
if ((fs->rx_packets == 0) && (fs->tx_packets == 0) &&
(fs->fwd_dropped == 0))
return;
printf("\n %s Forward Stats for RX Port=%2d/Queue=%2d -> "
"TX Port=%2d/Queue=%2d %s\n",
fwd_top_stats_border, fs->rx_port, fs->rx_queue,
fs->tx_port, fs->tx_queue, fwd_top_stats_border);
printf(" RX-packets: %-14u TX-packets: %-14u TX-dropped: %-14u",
fs->rx_packets, fs->tx_packets, fs->fwd_dropped);
/* if checksum mode */
if (cur_fwd_eng == &csum_fwd_engine) {
printf(" RX- bad IP checksum: %-14u Rx- bad L4 checksum: "
"%-14u\n", fs->rx_bad_ip_csum, fs->rx_bad_l4_csum);
}
#ifdef RTE_TEST_PMD_RECORD_BURST_STATS
pkt_burst_stats_display("RX", &fs->rx_burst_stats);
pkt_burst_stats_display("TX", &fs->tx_burst_stats);
#endif
}
static void
flush_fwd_rx_queues(void)
{
struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
portid_t rxp;
portid_t port_id;
queueid_t rxq;
uint16_t nb_rx;
uint16_t i;
uint8_t j;
for (j = 0; j < 2; j++) {
for (rxp = 0; rxp < cur_fwd_config.nb_fwd_ports; rxp++) {
for (rxq = 0; rxq < nb_rxq; rxq++) {
port_id = fwd_ports_ids[rxp];
do {
nb_rx = rte_eth_rx_burst(port_id, rxq,
pkts_burst, MAX_PKT_BURST);
for (i = 0; i < nb_rx; i++)
rte_pktmbuf_free(pkts_burst[i]);
} while (nb_rx > 0);
}
}
rte_delay_ms(10); /* wait 10 milli-seconds before retrying */
}
}
static void
run_pkt_fwd_on_lcore(struct fwd_lcore *fc, packet_fwd_t pkt_fwd)
{
struct fwd_stream **fsm;
streamid_t nb_fs;
streamid_t sm_id;
fsm = &fwd_streams[fc->stream_idx];
nb_fs = fc->stream_nb;
do {
for (sm_id = 0; sm_id < nb_fs; sm_id++)
(*pkt_fwd)(fsm[sm_id]);
} while (! fc->stopped);
}
static int
start_pkt_forward_on_core(void *fwd_arg)
{
run_pkt_fwd_on_lcore((struct fwd_lcore *) fwd_arg,
cur_fwd_config.fwd_eng->packet_fwd);
return 0;
}
/*
* Run the TXONLY packet forwarding engine to send a single burst of packets.
* Used to start communication flows in network loopback test configurations.
*/
static int
run_one_txonly_burst_on_core(void *fwd_arg)
{
struct fwd_lcore *fwd_lc;
struct fwd_lcore tmp_lcore;
fwd_lc = (struct fwd_lcore *) fwd_arg;
tmp_lcore = *fwd_lc;
tmp_lcore.stopped = 1;
run_pkt_fwd_on_lcore(&tmp_lcore, tx_only_engine.packet_fwd);
return 0;
}
/*
* Launch packet forwarding:
* - Setup per-port forwarding context.
* - launch logical cores with their forwarding configuration.
*/
static void
launch_packet_forwarding(lcore_function_t *pkt_fwd_on_lcore)
{
port_fwd_begin_t port_fwd_begin;
unsigned int i;
unsigned int lc_id;
int diag;
port_fwd_begin = cur_fwd_config.fwd_eng->port_fwd_begin;
if (port_fwd_begin != NULL) {
for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
(*port_fwd_begin)(fwd_ports_ids[i]);
}
for (i = 0; i < cur_fwd_config.nb_fwd_lcores; i++) {
lc_id = fwd_lcores_cpuids[i];
if ((interactive == 0) || (lc_id != rte_lcore_id())) {
fwd_lcores[i]->stopped = 0;
diag = rte_eal_remote_launch(pkt_fwd_on_lcore,
fwd_lcores[i], lc_id);
if (diag != 0)
printf("launch lcore %u failed - diag=%d\n",
lc_id, diag);
}
}
}
/*
* Launch packet forwarding configuration.
*/
void
start_packet_forwarding(int with_tx_first)
{
port_fwd_begin_t port_fwd_begin;
port_fwd_end_t port_fwd_end;
struct rte_port *port;
unsigned int i;
portid_t pt_id;
streamid_t sm_id;
if (all_ports_started() == 0) {
printf("Not all ports were started\n");
return;
}
if (test_done == 0) {
printf("Packet forwarding already started\n");
return;
}
if(dcb_test) {
for (i = 0; i < nb_fwd_ports; i++) {
pt_id = fwd_ports_ids[i];
port = &ports[pt_id];
if (!port->dcb_flag) {
printf("In DCB mode, all forwarding ports must "
"be configured in this mode.\n");
return;
}
}
if (nb_fwd_lcores == 1) {
printf("In DCB mode,the nb forwarding cores "
"should be larger than 1.\n");
return;
}
}
test_done = 0;
if(!no_flush_rx)
flush_fwd_rx_queues();
fwd_config_setup();
rxtx_config_display();
for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
pt_id = fwd_ports_ids[i];
port = &ports[pt_id];
rte_eth_stats_get(pt_id, &port->stats);
port->tx_dropped = 0;
map_port_queue_stats_mapping_registers(pt_id, port);
}
for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
fwd_streams[sm_id]->rx_packets = 0;
fwd_streams[sm_id]->tx_packets = 0;
fwd_streams[sm_id]->fwd_dropped = 0;
fwd_streams[sm_id]->rx_bad_ip_csum = 0;
fwd_streams[sm_id]->rx_bad_l4_csum = 0;
#ifdef RTE_TEST_PMD_RECORD_BURST_STATS
memset(&fwd_streams[sm_id]->rx_burst_stats, 0,
sizeof(fwd_streams[sm_id]->rx_burst_stats));
memset(&fwd_streams[sm_id]->tx_burst_stats, 0,
sizeof(fwd_streams[sm_id]->tx_burst_stats));
#endif
#ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
fwd_streams[sm_id]->core_cycles = 0;
#endif
}
if (with_tx_first) {
port_fwd_begin = tx_only_engine.port_fwd_begin;
if (port_fwd_begin != NULL) {
for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
(*port_fwd_begin)(fwd_ports_ids[i]);
}
launch_packet_forwarding(run_one_txonly_burst_on_core);
rte_eal_mp_wait_lcore();
port_fwd_end = tx_only_engine.port_fwd_end;
if (port_fwd_end != NULL) {
for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++)
(*port_fwd_end)(fwd_ports_ids[i]);
}
}
launch_packet_forwarding(start_pkt_forward_on_core);
}
void
stop_packet_forwarding(void)
{
struct rte_eth_stats stats;
struct rte_port *port;
port_fwd_end_t port_fwd_end;
int i;
portid_t pt_id;
streamid_t sm_id;
lcoreid_t lc_id;
uint64_t total_recv;
uint64_t total_xmit;
uint64_t total_rx_dropped;
uint64_t total_tx_dropped;
uint64_t total_rx_nombuf;
uint64_t tx_dropped;
uint64_t rx_bad_ip_csum;
uint64_t rx_bad_l4_csum;
#ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
uint64_t fwd_cycles;
#endif
static const char *acc_stats_border = "+++++++++++++++";
if (all_ports_started() == 0) {
printf("Not all ports were started\n");
return;
}
if (test_done) {
printf("Packet forwarding not started\n");
return;
}
printf("Telling cores to stop...");
for (lc_id = 0; lc_id < cur_fwd_config.nb_fwd_lcores; lc_id++)
fwd_lcores[lc_id]->stopped = 1;
printf("\nWaiting for lcores to finish...\n");
rte_eal_mp_wait_lcore();
port_fwd_end = cur_fwd_config.fwd_eng->port_fwd_end;
if (port_fwd_end != NULL) {
for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
pt_id = fwd_ports_ids[i];
(*port_fwd_end)(pt_id);
}
}
#ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
fwd_cycles = 0;
#endif
for (sm_id = 0; sm_id < cur_fwd_config.nb_fwd_streams; sm_id++) {
if (cur_fwd_config.nb_fwd_streams >
cur_fwd_config.nb_fwd_ports) {
fwd_stream_stats_display(sm_id);
ports[fwd_streams[sm_id]->tx_port].tx_stream = NULL;
ports[fwd_streams[sm_id]->rx_port].rx_stream = NULL;
} else {
ports[fwd_streams[sm_id]->tx_port].tx_stream =
fwd_streams[sm_id];
ports[fwd_streams[sm_id]->rx_port].rx_stream =
fwd_streams[sm_id];
}
tx_dropped = ports[fwd_streams[sm_id]->tx_port].tx_dropped;
tx_dropped = (uint64_t) (tx_dropped +
fwd_streams[sm_id]->fwd_dropped);
ports[fwd_streams[sm_id]->tx_port].tx_dropped = tx_dropped;
rx_bad_ip_csum =
ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum;
rx_bad_ip_csum = (uint64_t) (rx_bad_ip_csum +
fwd_streams[sm_id]->rx_bad_ip_csum);
ports[fwd_streams[sm_id]->rx_port].rx_bad_ip_csum =
rx_bad_ip_csum;
rx_bad_l4_csum =
ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum;
rx_bad_l4_csum = (uint64_t) (rx_bad_l4_csum +
fwd_streams[sm_id]->rx_bad_l4_csum);
ports[fwd_streams[sm_id]->rx_port].rx_bad_l4_csum =
rx_bad_l4_csum;
#ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
fwd_cycles = (uint64_t) (fwd_cycles +
fwd_streams[sm_id]->core_cycles);
#endif
}
total_recv = 0;
total_xmit = 0;
total_rx_dropped = 0;
total_tx_dropped = 0;
total_rx_nombuf = 0;
for (i = 0; i < cur_fwd_config.nb_fwd_ports; i++) {
pt_id = fwd_ports_ids[i];
port = &ports[pt_id];
rte_eth_stats_get(pt_id, &stats);
stats.ipackets -= port->stats.ipackets;
port->stats.ipackets = 0;
stats.opackets -= port->stats.opackets;
port->stats.opackets = 0;
stats.ibytes -= port->stats.ibytes;
port->stats.ibytes = 0;
stats.obytes -= port->stats.obytes;
port->stats.obytes = 0;
stats.imissed -= port->stats.imissed;
port->stats.imissed = 0;
stats.oerrors -= port->stats.oerrors;
port->stats.oerrors = 0;
stats.rx_nombuf -= port->stats.rx_nombuf;
port->stats.rx_nombuf = 0;
stats.fdirmatch -= port->stats.fdirmatch;
port->stats.rx_nombuf = 0;
stats.fdirmiss -= port->stats.fdirmiss;
port->stats.rx_nombuf = 0;
total_recv += stats.ipackets;
total_xmit += stats.opackets;
total_rx_dropped += stats.imissed;
total_tx_dropped += port->tx_dropped;
total_rx_nombuf += stats.rx_nombuf;
fwd_port_stats_display(pt_id, &stats);
}
printf("\n %s Accumulated forward statistics for all ports"
"%s\n",
acc_stats_border, acc_stats_border);
printf(" RX-packets: %-14"PRIu64" RX-dropped: %-14"PRIu64"RX-total: "
"%-"PRIu64"\n"
" TX-packets: %-14"PRIu64" TX-dropped: %-14"PRIu64"TX-total: "
"%-"PRIu64"\n",
total_recv, total_rx_dropped, total_recv + total_rx_dropped,
total_xmit, total_tx_dropped, total_xmit + total_tx_dropped);
if (total_rx_nombuf > 0)
printf(" RX-nombufs: %-14"PRIu64"\n", total_rx_nombuf);
printf(" %s++++++++++++++++++++++++++++++++++++++++++++++"
"%s\n",
acc_stats_border, acc_stats_border);
#ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
if (total_recv > 0)
printf("\n CPU cycles/packet=%u (total cycles="
"%"PRIu64" / total RX packets=%"PRIu64")\n",
(unsigned int)(fwd_cycles / total_recv),
fwd_cycles, total_recv);
#endif
printf("\nDone.\n");
test_done = 1;
}
void
dev_set_link_up(portid_t pid)
{
if (rte_eth_dev_set_link_up((uint8_t)pid) < 0)
printf("\nSet link up fail.\n");
}
void
dev_set_link_down(portid_t pid)
{
if (rte_eth_dev_set_link_down((uint8_t)pid) < 0)
printf("\nSet link down fail.\n");
}
static int
all_ports_started(void)
{
portid_t pi;
struct rte_port *port;
for (pi = 0; pi < nb_ports; pi++) {
port = &ports[pi];
/* Check if there is a port which is not started */
if (port->port_status != RTE_PORT_STARTED)
return 0;
}
/* No port is not started */
return 1;
}
int
start_port(portid_t pid)
{
int diag, need_check_link_status = 0;
portid_t pi;
queueid_t qi;
struct rte_port *port;
struct ether_addr mac_addr;
if (test_done == 0) {
printf("Please stop forwarding first\n");
return -1;
}
if (init_fwd_streams() < 0) {
printf("Fail from init_fwd_streams()\n");
return -1;
}
if(dcb_config)
dcb_test = 1;
for (pi = 0; pi < nb_ports; pi++) {
if (pid < nb_ports && pid != pi)
continue;
port = &ports[pi];
if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STOPPED,
RTE_PORT_HANDLING) == 0) {
printf("Port %d is now not stopped\n", pi);
continue;
}
if (port->need_reconfig > 0) {
port->need_reconfig = 0;
printf("Configuring Port %d (socket %u)\n", pi,
port->socket_id);
/* configure port */
diag = rte_eth_dev_configure(pi, nb_rxq, nb_txq,
&(port->dev_conf));
if (diag != 0) {
if (rte_atomic16_cmpset(&(port->port_status),
RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
printf("Port %d can not be set back "
"to stopped\n", pi);
printf("Fail to configure port %d\n", pi);
/* try to reconfigure port next time */
port->need_reconfig = 1;
return -1;
}
}
if (port->need_reconfig_queues > 0) {
port->need_reconfig_queues = 0;
/* setup tx queues */
for (qi = 0; qi < nb_txq; qi++) {
if ((numa_support) &&
(txring_numa[pi] != NUMA_NO_CONFIG))
diag = rte_eth_tx_queue_setup(pi, qi,
nb_txd,txring_numa[pi],
&(port->tx_conf));
else
diag = rte_eth_tx_queue_setup(pi, qi,
nb_txd,port->socket_id,
&(port->tx_conf));
if (diag == 0)
continue;
/* Fail to setup tx queue, return */
if (rte_atomic16_cmpset(&(port->port_status),
RTE_PORT_HANDLING,
RTE_PORT_STOPPED) == 0)
printf("Port %d can not be set back "
"to stopped\n", pi);
printf("Fail to configure port %d tx queues\n", pi);
/* try to reconfigure queues next time */
port->need_reconfig_queues = 1;
return -1;
}
/* setup rx queues */
for (qi = 0; qi < nb_rxq; qi++) {
if ((numa_support) &&
(rxring_numa[pi] != NUMA_NO_CONFIG)) {
struct rte_mempool * mp =
mbuf_pool_find(rxring_numa[pi]);
if (mp == NULL) {
printf("Failed to setup RX queue:"
"No mempool allocation"
"on the socket %d\n",
rxring_numa[pi]);
return -1;
}
diag = rte_eth_rx_queue_setup(pi, qi,
nb_rxd,rxring_numa[pi],
&(port->rx_conf),mp);
}
else
diag = rte_eth_rx_queue_setup(pi, qi,
nb_rxd,port->socket_id,
&(port->rx_conf),
mbuf_pool_find(port->socket_id));
if (diag == 0)
continue;
/* Fail to setup rx queue, return */
if (rte_atomic16_cmpset(&(port->port_status),
RTE_PORT_HANDLING,
RTE_PORT_STOPPED) == 0)
printf("Port %d can not be set back "
"to stopped\n", pi);
printf("Fail to configure port %d rx queues\n", pi);
/* try to reconfigure queues next time */
port->need_reconfig_queues = 1;
return -1;
}
}
/* start port */
if (rte_eth_dev_start(pi) < 0) {
printf("Fail to start port %d\n", pi);
/* Fail to setup rx queue, return */
if (rte_atomic16_cmpset(&(port->port_status),
RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
printf("Port %d can not be set back to "
"stopped\n", pi);
continue;
}
if (rte_atomic16_cmpset(&(port->port_status),
RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
printf("Port %d can not be set into started\n", pi);
rte_eth_macaddr_get(pi, &mac_addr);
printf("Port %d: %02X:%02X:%02X:%02X:%02X:%02X\n", pi,
mac_addr.addr_bytes[0], mac_addr.addr_bytes[1],
mac_addr.addr_bytes[2], mac_addr.addr_bytes[3],
mac_addr.addr_bytes[4], mac_addr.addr_bytes[5]);
/* at least one port started, need checking link status */
need_check_link_status = 1;
}
if (need_check_link_status && !no_link_check)
check_all_ports_link_status(nb_ports, RTE_PORT_ALL);
else
printf("Please stop the ports first\n");
printf("Done\n");
return 0;
}
void
stop_port(portid_t pid)
{
portid_t pi;
struct rte_port *port;
int need_check_link_status = 0;
if (test_done == 0) {
printf("Please stop forwarding first\n");
return;
}
if (dcb_test) {
dcb_test = 0;
dcb_config = 0;
}
printf("Stopping ports...\n");
for (pi = 0; pi < nb_ports; pi++) {
if (pid < nb_ports && pid != pi)
continue;
port = &ports[pi];
if (rte_atomic16_cmpset(&(port->port_status), RTE_PORT_STARTED,
RTE_PORT_HANDLING) == 0)
continue;
rte_eth_dev_stop(pi);
if (rte_atomic16_cmpset(&(port->port_status),
RTE_PORT_HANDLING, RTE_PORT_STOPPED) == 0)
printf("Port %d can not be set into stopped\n", pi);
need_check_link_status = 1;
}
if (need_check_link_status && !no_link_check)
check_all_ports_link_status(nb_ports, RTE_PORT_ALL);
printf("Done\n");
}
void
close_port(portid_t pid)
{
portid_t pi;
struct rte_port *port;
if (test_done == 0) {
printf("Please stop forwarding first\n");
return;
}
printf("Closing ports...\n");
for (pi = 0; pi < nb_ports; pi++) {
if (pid < nb_ports && pid != pi)
continue;
port = &ports[pi];
if (rte_atomic16_cmpset(&(port->port_status),
RTE_PORT_STOPPED, RTE_PORT_HANDLING) == 0) {
printf("Port %d is now not stopped\n", pi);
continue;
}
rte_eth_dev_close(pi);
if (rte_atomic16_cmpset(&(port->port_status),
RTE_PORT_HANDLING, RTE_PORT_CLOSED) == 0)
printf("Port %d can not be set into stopped\n", pi);
}
printf("Done\n");
}
int
all_ports_stopped(void)
{
portid_t pi;
struct rte_port *port;
for (pi = 0; pi < nb_ports; pi++) {
port = &ports[pi];
if (port->port_status != RTE_PORT_STOPPED)
return 0;
}
return 1;
}
int
port_is_started(portid_t port_id)
{
if (port_id_is_invalid(port_id))
return -1;
if (ports[port_id].port_status != RTE_PORT_STARTED)
return 0;
return 1;
}
void
pmd_test_exit(void)
{
portid_t pt_id;
for (pt_id = 0; pt_id < nb_ports; pt_id++) {
printf("Stopping port %d...", pt_id);
fflush(stdout);
rte_eth_dev_close(pt_id);
printf("done\n");
}
printf("bye...\n");
}
typedef void (*cmd_func_t)(void);
struct pmd_test_command {
const char *cmd_name;
cmd_func_t cmd_func;
};
#define PMD_TEST_CMD_NB (sizeof(pmd_test_menu) / sizeof(pmd_test_menu[0]))
/* 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)
{
#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;
struct rte_eth_link link;
printf("Checking link statuses...\n");
fflush(stdout);
for (count = 0; count <= MAX_CHECK_TIME; count++) {
all_ports_up = 1;
for (portid = 0; portid < port_num; portid++) {
if ((port_mask & (1 << portid)) == 0)
continue;
memset(&link, 0, sizeof(link));
rte_eth_link_get_nowait(portid, &link);
/* 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);
continue;
}
/* clear all_ports_up flag if any link down */
if (link.link_status == 0) {
all_ports_up = 0;
break;
}
}
/* after finally printing all link status, get out */
if (print_flag == 1)
break;
if (all_ports_up == 0) {
fflush(stdout);
rte_delay_ms(CHECK_INTERVAL);
}
/* set the print_flag if all ports up or timeout */
if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
print_flag = 1;
}
}
}
static int
set_tx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port)
{
uint16_t i;
int diag;
uint8_t mapping_found = 0;
for (i = 0; i < nb_tx_queue_stats_mappings; i++) {
if ((tx_queue_stats_mappings[i].port_id == port_id) &&
(tx_queue_stats_mappings[i].queue_id < nb_txq )) {
diag = rte_eth_dev_set_tx_queue_stats_mapping(port_id,
tx_queue_stats_mappings[i].queue_id,
tx_queue_stats_mappings[i].stats_counter_id);
if (diag != 0)
return diag;
mapping_found = 1;
}
}
if (mapping_found)
port->tx_queue_stats_mapping_enabled = 1;
return 0;
}
static int
set_rx_queue_stats_mapping_registers(uint8_t port_id, struct rte_port *port)
{
uint16_t i;
int diag;
uint8_t mapping_found = 0;
for (i = 0; i < nb_rx_queue_stats_mappings; i++) {
if ((rx_queue_stats_mappings[i].port_id == port_id) &&
(rx_queue_stats_mappings[i].queue_id < nb_rxq )) {
diag = rte_eth_dev_set_rx_queue_stats_mapping(port_id,
rx_queue_stats_mappings[i].queue_id,
rx_queue_stats_mappings[i].stats_counter_id);
if (diag != 0)
return diag;
mapping_found = 1;
}
}
if (mapping_found)
port->rx_queue_stats_mapping_enabled = 1;
return 0;
}
static void
map_port_queue_stats_mapping_registers(uint8_t pi, struct rte_port *port)
{
int diag = 0;
diag = set_tx_queue_stats_mapping_registers(pi, port);
if (diag != 0) {
if (diag == -ENOTSUP) {
port->tx_queue_stats_mapping_enabled = 0;
printf("TX queue stats mapping not supported port id=%d\n", pi);
}
else
rte_exit(EXIT_FAILURE,
"set_tx_queue_stats_mapping_registers "
"failed for port id=%d diag=%d\n",
pi, diag);
}
diag = set_rx_queue_stats_mapping_registers(pi, port);
if (diag != 0) {
if (diag == -ENOTSUP) {
port->rx_queue_stats_mapping_enabled = 0;
printf("RX queue stats mapping not supported port id=%d\n", pi);
}
else
rte_exit(EXIT_FAILURE,
"set_rx_queue_stats_mapping_registers "
"failed for port id=%d diag=%d\n",
pi, diag);
}
}
void
init_port_config(void)
{
portid_t pid;
struct rte_port *port;
for (pid = 0; pid < nb_ports; pid++) {
port = &ports[pid];
port->dev_conf.rxmode = rx_mode;
port->dev_conf.fdir_conf = fdir_conf;
if (nb_rxq > 1) {
port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
port->dev_conf.rx_adv_conf.rss_conf.rss_hf = rss_hf;
} else {
port->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
port->dev_conf.rx_adv_conf.rss_conf.rss_hf = 0;
}
/* In SR-IOV mode, RSS mode is not available */
if (port->dcb_flag == 0 && port->dev_info.max_vfs == 0) {
if( port->dev_conf.rx_adv_conf.rss_conf.rss_hf != 0)
port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_RSS;
else
port->dev_conf.rxmode.mq_mode = ETH_MQ_RX_NONE;
}
port->rx_conf.rx_thresh = rx_thresh;
port->rx_conf.rx_free_thresh = rx_free_thresh;
port->rx_conf.rx_drop_en = rx_drop_en;
port->tx_conf.tx_thresh = tx_thresh;
port->tx_conf.tx_rs_thresh = tx_rs_thresh;
port->tx_conf.tx_free_thresh = tx_free_thresh;
port->tx_conf.txq_flags = txq_flags;
rte_eth_macaddr_get(pid, &port->eth_addr);
map_port_queue_stats_mapping_registers(pid, port);
#ifdef RTE_NIC_BYPASS
rte_eth_dev_bypass_init(pid);
#endif
}
}
const uint16_t vlan_tags[] = {
0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23,
24, 25, 26, 27, 28, 29, 30, 31
};
static int
get_eth_dcb_conf(struct rte_eth_conf *eth_conf, struct dcb_config *dcb_conf)
{
uint8_t i;
/*
* Builds up the correct configuration for dcb+vt based on the vlan tags array
* given above, and the number of traffic classes available for use.
*/
if (dcb_conf->dcb_mode == DCB_VT_ENABLED) {
struct rte_eth_vmdq_dcb_conf vmdq_rx_conf;
struct rte_eth_vmdq_dcb_tx_conf vmdq_tx_conf;
/* VMDQ+DCB RX and TX configrations */
vmdq_rx_conf.enable_default_pool = 0;
vmdq_rx_conf.default_pool = 0;
vmdq_rx_conf.nb_queue_pools =
(dcb_conf->num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
vmdq_tx_conf.nb_queue_pools =
(dcb_conf->num_tcs == ETH_4_TCS ? ETH_32_POOLS : ETH_16_POOLS);
vmdq_rx_conf.nb_pool_maps = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]);
for (i = 0; i < vmdq_rx_conf.nb_pool_maps; i++) {
vmdq_rx_conf.pool_map[i].vlan_id = vlan_tags[ i ];
vmdq_rx_conf.pool_map[i].pools = 1 << (i % vmdq_rx_conf.nb_queue_pools);
}
for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++) {
vmdq_rx_conf.dcb_queue[i] = i;
vmdq_tx_conf.dcb_queue[i] = i;
}
/*set DCB mode of RX and TX of multiple queues*/
eth_conf->rxmode.mq_mode = ETH_MQ_RX_VMDQ_DCB;
eth_conf->txmode.mq_mode = ETH_MQ_TX_VMDQ_DCB;
if (dcb_conf->pfc_en)
eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT|ETH_DCB_PFC_SUPPORT;
else
eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
(void)(rte_memcpy(&eth_conf->rx_adv_conf.vmdq_dcb_conf, &vmdq_rx_conf,
sizeof(struct rte_eth_vmdq_dcb_conf)));
(void)(rte_memcpy(&eth_conf->tx_adv_conf.vmdq_dcb_tx_conf, &vmdq_tx_conf,
sizeof(struct rte_eth_vmdq_dcb_tx_conf)));
}
else {
struct rte_eth_dcb_rx_conf rx_conf;
struct rte_eth_dcb_tx_conf tx_conf;
/* queue mapping configuration of DCB RX and TX */
if (dcb_conf->num_tcs == ETH_4_TCS)
dcb_q_mapping = DCB_4_TCS_Q_MAPPING;
else
dcb_q_mapping = DCB_8_TCS_Q_MAPPING;
rx_conf.nb_tcs = dcb_conf->num_tcs;
tx_conf.nb_tcs = dcb_conf->num_tcs;
for (i = 0; i < ETH_DCB_NUM_USER_PRIORITIES; i++){
rx_conf.dcb_queue[i] = i;
tx_conf.dcb_queue[i] = i;
}
eth_conf->rxmode.mq_mode = ETH_MQ_RX_DCB;
eth_conf->txmode.mq_mode = ETH_MQ_TX_DCB;
if (dcb_conf->pfc_en)
eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT|ETH_DCB_PFC_SUPPORT;
else
eth_conf->dcb_capability_en = ETH_DCB_PG_SUPPORT;
(void)(rte_memcpy(&eth_conf->rx_adv_conf.dcb_rx_conf, &rx_conf,
sizeof(struct rte_eth_dcb_rx_conf)));
(void)(rte_memcpy(&eth_conf->tx_adv_conf.dcb_tx_conf, &tx_conf,
sizeof(struct rte_eth_dcb_tx_conf)));
}
return 0;
}
int
init_port_dcb_config(portid_t pid,struct dcb_config *dcb_conf)
{
struct rte_eth_conf port_conf;
struct rte_port *rte_port;
int retval;
uint16_t nb_vlan;
uint16_t i;
/* rxq and txq configuration in dcb mode */
nb_rxq = 128;
nb_txq = 128;
rx_free_thresh = 64;
memset(&port_conf,0,sizeof(struct rte_eth_conf));
/* Enter DCB configuration status */
dcb_config = 1;
nb_vlan = sizeof( vlan_tags )/sizeof( vlan_tags[ 0 ]);
/*set configuration of DCB in vt mode and DCB in non-vt mode*/
retval = get_eth_dcb_conf(&port_conf, dcb_conf);
if (retval < 0)
return retval;
rte_port = &ports[pid];
memcpy(&rte_port->dev_conf, &port_conf,sizeof(struct rte_eth_conf));
rte_port->rx_conf.rx_thresh = rx_thresh;
rte_port->rx_conf.rx_free_thresh = rx_free_thresh;
rte_port->tx_conf.tx_thresh = tx_thresh;
rte_port->tx_conf.tx_rs_thresh = tx_rs_thresh;
rte_port->tx_conf.tx_free_thresh = tx_free_thresh;
/* VLAN filter */
rte_port->dev_conf.rxmode.hw_vlan_filter = 1;
for (i = 0; i < nb_vlan; i++){
rx_vft_set(pid, vlan_tags[i], 1);
}
rte_eth_macaddr_get(pid, &rte_port->eth_addr);
map_port_queue_stats_mapping_registers(pid, rte_port);
rte_port->dcb_flag = 1;
return 0;
}
#ifdef RTE_EXEC_ENV_BAREMETAL
#define main _main
#endif
int
main(int argc, char** argv)
{
int diag;
uint8_t port_id;
diag = rte_eal_init(argc, argv);
if (diag < 0)
rte_panic("Cannot init EAL\n");
nb_ports = (portid_t) rte_eth_dev_count();
if (nb_ports == 0)
rte_exit(EXIT_FAILURE, "No probed ethernet device\n");
set_def_fwd_config();
if (nb_lcores == 0)
rte_panic("Empty set of forwarding logical cores - check the "
"core mask supplied in the command parameters\n");
argc -= diag;
argv += diag;
if (argc > 1)
launch_args_parse(argc, argv);
if (nb_rxq > nb_txq)
printf("Warning: nb_rxq=%d enables RSS configuration, "
"but nb_txq=%d will prevent to fully test it.\n",
nb_rxq, nb_txq);
init_config();
if (start_port(RTE_PORT_ALL) != 0)
rte_exit(EXIT_FAILURE, "Start ports failed\n");
/* set all ports to promiscuous mode by default */
for (port_id = 0; port_id < nb_ports; port_id++)
rte_eth_promiscuous_enable(port_id);
#ifdef RTE_LIBRTE_CMDLINE
if (interactive == 1) {
if (auto_start) {
printf("Start automatic packet forwarding\n");
start_packet_forwarding(0);
}
prompt();
} else
#endif
{
char c;
int rc;
printf("No commandline core given, start packet forwarding\n");
start_packet_forwarding(0);
printf("Press enter to exit\n");
rc = read(0, &c, 1);
if (rc < 0)
return 1;
}
return 0;
}
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