-/*-
- * 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.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2016 Intel Corporation
*/
#include <stdio.h>
#include <stdarg.h>
#include <errno.h>
#include <getopt.h>
+#include <signal.h>
+#include <stdbool.h>
#include <rte_common.h>
-#include <rte_common_vect.h>
+#include <rte_vect.h>
#include <rte_byteorder.h>
#include <rte_log.h>
+#include <rte_malloc.h>
#include <rte_memory.h>
#include <rte_memcpy.h>
-#include <rte_memzone.h>
-#include <rte_tailq.h>
#include <rte_eal.h>
-#include <rte_per_lcore.h>
#include <rte_launch.h>
#include <rte_atomic.h>
#include <rte_cycles.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>
-#include <rte_ethdev.h>
-#include <rte_ring.h>
#include <rte_mempool.h>
#include <rte_mbuf.h>
#include <rte_ip.h>
#include <rte_tcp.h>
#include <rte_udp.h>
#include <rte_string_fns.h>
+#include <rte_cpuflags.h>
-#define APP_LOOKUP_EXACT_MATCH 0
-#define APP_LOOKUP_LPM 1
-#define DO_RFC_1812_CHECKS
-
-#ifndef APP_LOOKUP_METHOD
-#define APP_LOOKUP_METHOD APP_LOOKUP_LPM
-#endif
-
-/*
- * When set to zero, simple forwaring path is eanbled.
- * When set to one, optimized forwarding path is enabled.
- * Note that LPM optimisation path uses SSE4.1 instructions.
- */
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_LPM) && !defined(__SSE4_1__))
-#define ENABLE_MULTI_BUFFER_OPTIMIZE 0
-#else
-#define ENABLE_MULTI_BUFFER_OPTIMIZE 1
-#endif
-
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
-#include <rte_hash.h>
-#elif (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
-#include <rte_lpm.h>
-#include <rte_lpm6.h>
-#else
-#error "APP_LOOKUP_METHOD set to incorrect value"
-#endif
-
-#ifndef IPv6_BYTES
-#define IPv6_BYTES_FMT "%02x%02x:%02x%02x:%02x%02x:%02x%02x:"\
- "%02x%02x:%02x%02x:%02x%02x:%02x%02x"
-#define IPv6_BYTES(addr) \
- addr[0], addr[1], addr[2], addr[3], \
- addr[4], addr[5], addr[6], addr[7], \
- addr[8], addr[9], addr[10], addr[11],\
- addr[12], addr[13],addr[14], addr[15]
-#endif
-
-
-#define RTE_LOGTYPE_L3FWD RTE_LOGTYPE_USER1
-
-#define MAX_JUMBO_PKT_LEN 9600
-
-#define IPV6_ADDR_LEN 16
-
-#define MEMPOOL_CACHE_SIZE 256
+#include <cmdline_parse.h>
+#include <cmdline_parse_etheraddr.h>
-#define MBUF_SIZE (2048 + sizeof(struct rte_mbuf) + RTE_PKTMBUF_HEADROOM)
+#include "l3fwd.h"
+#include "l3fwd_event.h"
-/*
- * This expression is used to calculate the number of mbufs needed depending on user input, taking
- * into account memory for rx and tx hardware rings, cache per lcore and mtable per port per lcore.
- * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum value of 8192
- */
+#define MAX_TX_QUEUE_PER_PORT RTE_MAX_ETHPORTS
+#define MAX_RX_QUEUE_PER_PORT 128
-#define NB_MBUF RTE_MAX ( \
- (nb_ports*nb_rx_queue*RTE_TEST_RX_DESC_DEFAULT + \
- nb_ports*nb_lcores*MAX_PKT_BURST + \
- nb_ports*n_tx_queue*RTE_TEST_TX_DESC_DEFAULT + \
- nb_lcores*MEMPOOL_CACHE_SIZE), \
- (unsigned)8192)
+#define MAX_LCORE_PARAMS 1024
-#define MAX_PKT_BURST 32
-#define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
+/* Static global variables used within this file. */
+static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
+static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
-/*
- * Try to avoid TX buffering if we have at least MAX_TX_BURST packets to send.
- */
-#define MAX_TX_BURST (MAX_PKT_BURST / 2)
+/**< Ports set in promiscuous mode off by default. */
+static int promiscuous_on;
-#define NB_SOCKETS 8
+/* Select Longest-Prefix or Exact match. */
+static int l3fwd_lpm_on;
+static int l3fwd_em_on;
-/* Configure how many packets ahead to prefetch, when reading packets */
-#define PREFETCH_OFFSET 3
+/* Global variables. */
-/* Used to mark destination port as 'invalid'. */
-#define BAD_PORT ((uint16_t)-1)
+static int numa_on = 1; /**< NUMA is enabled by default. */
+static int parse_ptype; /**< Parse packet type using rx callback, and */
+ /**< disabled by default */
+static int per_port_pool; /**< Use separate buffer pools per port; disabled */
+ /**< by default */
-#define FWDSTEP 4
-
-/*
- * Configurable number of RX/TX ring descriptors
- */
-#define RTE_TEST_RX_DESC_DEFAULT 128
-#define RTE_TEST_TX_DESC_DEFAULT 512
-static uint16_t nb_rxd = RTE_TEST_RX_DESC_DEFAULT;
-static uint16_t nb_txd = RTE_TEST_TX_DESC_DEFAULT;
+volatile bool force_quit;
/* ethernet addresses of ports */
-static struct ether_addr ports_eth_addr[RTE_MAX_ETHPORTS];
-
-static __m128i val_eth[RTE_MAX_ETHPORTS];
+uint64_t dest_eth_addr[RTE_MAX_ETHPORTS];
+struct rte_ether_addr ports_eth_addr[RTE_MAX_ETHPORTS];
-/* replace first 12B of the ethernet header. */
-#define MASK_ETH 0x3f
+xmm_t val_eth[RTE_MAX_ETHPORTS];
/* mask of enabled ports */
-static uint32_t enabled_port_mask = 0;
-static int promiscuous_on = 0; /**< Ports set in promiscuous mode off by default. */
-static int numa_on = 1; /**< NUMA is enabled by default. */
+uint32_t enabled_port_mask;
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
-static int ipv6 = 0; /**< ipv6 is false by default. */
-#endif
+/* Used only in exact match mode. */
+int ipv6; /**< ipv6 is false by default. */
+uint32_t hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT;
-struct mbuf_table {
- uint16_t len;
- struct rte_mbuf *m_table[MAX_PKT_BURST];
-};
+struct lcore_conf lcore_conf[RTE_MAX_LCORE];
-struct lcore_rx_queue {
- uint8_t port_id;
- uint8_t queue_id;
-} __rte_cache_aligned;
-
-#define MAX_RX_QUEUE_PER_LCORE 16
-#define MAX_TX_QUEUE_PER_PORT RTE_MAX_ETHPORTS
-#define MAX_RX_QUEUE_PER_PORT 128
-
-#define MAX_LCORE_PARAMS 1024
struct lcore_params {
- uint8_t port_id;
+ uint16_t port_id;
uint8_t queue_id;
uint8_t lcore_id;
} __rte_cache_aligned;
static struct rte_eth_conf port_conf = {
.rxmode = {
.mq_mode = ETH_MQ_RX_RSS,
- .max_rx_pkt_len = ETHER_MAX_LEN,
+ .max_rx_pkt_len = RTE_ETHER_MAX_LEN,
.split_hdr_size = 0,
- .header_split = 0, /**< Header Split disabled */
- .hw_ip_checksum = 1, /**< IP checksum offload enabled */
- .hw_vlan_filter = 0, /**< VLAN filtering disabled */
- .jumbo_frame = 0, /**< Jumbo Frame Support disabled */
- .hw_strip_crc = 0, /**< CRC stripped by hardware */
+ .offloads = DEV_RX_OFFLOAD_CHECKSUM,
},
.rx_adv_conf = {
.rss_conf = {
},
};
-static struct rte_mempool * pktmbuf_pool[NB_SOCKETS];
-
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
-
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
-#include <rte_hash_crc.h>
-#define DEFAULT_HASH_FUNC rte_hash_crc
-#else
-#include <rte_jhash.h>
-#define DEFAULT_HASH_FUNC rte_jhash
-#endif
-
-struct ipv4_5tuple {
- uint32_t ip_dst;
- uint32_t ip_src;
- uint16_t port_dst;
- uint16_t port_src;
- uint8_t proto;
-} __attribute__((__packed__));
-
-union ipv4_5tuple_host {
- struct {
- uint8_t pad0;
- uint8_t proto;
- uint16_t pad1;
- uint32_t ip_src;
- uint32_t ip_dst;
- uint16_t port_src;
- uint16_t port_dst;
- };
- __m128i xmm;
-};
-
-#define XMM_NUM_IN_IPV6_5TUPLE 3
-
-struct ipv6_5tuple {
- uint8_t ip_dst[IPV6_ADDR_LEN];
- uint8_t ip_src[IPV6_ADDR_LEN];
- uint16_t port_dst;
- uint16_t port_src;
- uint8_t proto;
-} __attribute__((__packed__));
-
-union ipv6_5tuple_host {
- struct {
- uint16_t pad0;
- uint8_t proto;
- uint8_t pad1;
- uint8_t ip_src[IPV6_ADDR_LEN];
- uint8_t ip_dst[IPV6_ADDR_LEN];
- uint16_t port_src;
- uint16_t port_dst;
- uint64_t reserve;
- };
- __m128i xmm[XMM_NUM_IN_IPV6_5TUPLE];
-};
+static struct rte_mempool *pktmbuf_pool[RTE_MAX_ETHPORTS][NB_SOCKETS];
+static uint8_t lkp_per_socket[NB_SOCKETS];
-struct ipv4_l3fwd_route {
- struct ipv4_5tuple key;
- uint8_t if_out;
+struct l3fwd_lkp_mode {
+ void (*setup)(int);
+ int (*check_ptype)(int);
+ rte_rx_callback_fn cb_parse_ptype;
+ int (*main_loop)(void *);
+ void* (*get_ipv4_lookup_struct)(int);
+ void* (*get_ipv6_lookup_struct)(int);
};
-struct ipv6_l3fwd_route {
- struct ipv6_5tuple key;
- uint8_t if_out;
-};
+static struct l3fwd_lkp_mode l3fwd_lkp;
-static struct ipv4_l3fwd_route ipv4_l3fwd_route_array[] = {
- {{IPv4(101,0,0,0), IPv4(100,10,0,1), 101, 11, IPPROTO_TCP}, 0},
- {{IPv4(201,0,0,0), IPv4(200,20,0,1), 102, 12, IPPROTO_TCP}, 1},
- {{IPv4(111,0,0,0), IPv4(100,30,0,1), 101, 11, IPPROTO_TCP}, 2},
- {{IPv4(211,0,0,0), IPv4(200,40,0,1), 102, 12, IPPROTO_TCP}, 3},
+static struct l3fwd_lkp_mode l3fwd_em_lkp = {
+ .setup = setup_hash,
+ .check_ptype = em_check_ptype,
+ .cb_parse_ptype = em_cb_parse_ptype,
+ .main_loop = em_main_loop,
+ .get_ipv4_lookup_struct = em_get_ipv4_l3fwd_lookup_struct,
+ .get_ipv6_lookup_struct = em_get_ipv6_l3fwd_lookup_struct,
};
-static struct ipv6_l3fwd_route ipv6_l3fwd_route_array[] = {
- {{
- {0xfe, 0x80, 0, 0, 0, 0, 0, 0, 0x02, 0x1e, 0x67, 0xff, 0xfe, 0, 0, 0},
- {0xfe, 0x80, 0, 0, 0, 0, 0, 0, 0x02, 0x1b, 0x21, 0xff, 0xfe, 0x91, 0x38, 0x05},
- 101, 11, IPPROTO_TCP}, 0},
-
- {{
- {0xfe, 0x90, 0, 0, 0, 0, 0, 0, 0x02, 0x1e, 0x67, 0xff, 0xfe, 0, 0, 0},
- {0xfe, 0x90, 0, 0, 0, 0, 0, 0, 0x02, 0x1b, 0x21, 0xff, 0xfe, 0x91, 0x38, 0x05},
- 102, 12, IPPROTO_TCP}, 1},
-
- {{
- {0xfe, 0xa0, 0, 0, 0, 0, 0, 0, 0x02, 0x1e, 0x67, 0xff, 0xfe, 0, 0, 0},
- {0xfe, 0xa0, 0, 0, 0, 0, 0, 0, 0x02, 0x1b, 0x21, 0xff, 0xfe, 0x91, 0x38, 0x05},
- 101, 11, IPPROTO_TCP}, 2},
-
- {{
- {0xfe, 0xb0, 0, 0, 0, 0, 0, 0, 0x02, 0x1e, 0x67, 0xff, 0xfe, 0, 0, 0},
- {0xfe, 0xb0, 0, 0, 0, 0, 0, 0, 0x02, 0x1b, 0x21, 0xff, 0xfe, 0x91, 0x38, 0x05},
- 102, 12, IPPROTO_TCP}, 3},
+static struct l3fwd_lkp_mode l3fwd_lpm_lkp = {
+ .setup = setup_lpm,
+ .check_ptype = lpm_check_ptype,
+ .cb_parse_ptype = lpm_cb_parse_ptype,
+ .main_loop = lpm_main_loop,
+ .get_ipv4_lookup_struct = lpm_get_ipv4_l3fwd_lookup_struct,
+ .get_ipv6_lookup_struct = lpm_get_ipv6_l3fwd_lookup_struct,
};
-typedef struct rte_hash lookup_struct_t;
-static lookup_struct_t *ipv4_l3fwd_lookup_struct[NB_SOCKETS];
-static lookup_struct_t *ipv6_l3fwd_lookup_struct[NB_SOCKETS];
-
-#ifdef RTE_ARCH_X86_64
-/* default to 4 million hash entries (approx) */
-#define L3FWD_HASH_ENTRIES 1024*1024*4
-#else
-/* 32-bit has less address-space for hugepage memory, limit to 1M entries */
-#define L3FWD_HASH_ENTRIES 1024*1024*1
-#endif
-#define HASH_ENTRY_NUMBER_DEFAULT 4
-
-static uint32_t hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT;
-
-static inline uint32_t
-ipv4_hash_crc(const void *data, __rte_unused uint32_t data_len,
- uint32_t init_val)
-{
- const union ipv4_5tuple_host *k;
- uint32_t t;
- const uint32_t *p;
-
- k = data;
- t = k->proto;
- p = (const uint32_t *)&k->port_src;
-
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
- init_val = rte_hash_crc_4byte(t, init_val);
- init_val = rte_hash_crc_4byte(k->ip_src, init_val);
- init_val = rte_hash_crc_4byte(k->ip_dst, init_val);
- init_val = rte_hash_crc_4byte(*p, init_val);
-#else /* RTE_MACHINE_CPUFLAG_SSE4_2 */
- init_val = rte_jhash_1word(t, init_val);
- init_val = rte_jhash_1word(k->ip_src, init_val);
- init_val = rte_jhash_1word(k->ip_dst, init_val);
- init_val = rte_jhash_1word(*p, init_val);
-#endif /* RTE_MACHINE_CPUFLAG_SSE4_2 */
- return (init_val);
-}
-
-static inline uint32_t
-ipv6_hash_crc(const void *data, __rte_unused uint32_t data_len, uint32_t init_val)
-{
- const union ipv6_5tuple_host *k;
- uint32_t t;
- const uint32_t *p;
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
- const uint32_t *ip_src0, *ip_src1, *ip_src2, *ip_src3;
- const uint32_t *ip_dst0, *ip_dst1, *ip_dst2, *ip_dst3;
-#endif /* RTE_MACHINE_CPUFLAG_SSE4_2 */
-
- k = data;
- t = k->proto;
- p = (const uint32_t *)&k->port_src;
-
-#ifdef RTE_MACHINE_CPUFLAG_SSE4_2
- ip_src0 = (const uint32_t *) k->ip_src;
- ip_src1 = (const uint32_t *)(k->ip_src+4);
- ip_src2 = (const uint32_t *)(k->ip_src+8);
- ip_src3 = (const uint32_t *)(k->ip_src+12);
- ip_dst0 = (const uint32_t *) k->ip_dst;
- ip_dst1 = (const uint32_t *)(k->ip_dst+4);
- ip_dst2 = (const uint32_t *)(k->ip_dst+8);
- ip_dst3 = (const uint32_t *)(k->ip_dst+12);
- init_val = rte_hash_crc_4byte(t, init_val);
- init_val = rte_hash_crc_4byte(*ip_src0, init_val);
- init_val = rte_hash_crc_4byte(*ip_src1, init_val);
- init_val = rte_hash_crc_4byte(*ip_src2, init_val);
- init_val = rte_hash_crc_4byte(*ip_src3, init_val);
- init_val = rte_hash_crc_4byte(*ip_dst0, init_val);
- init_val = rte_hash_crc_4byte(*ip_dst1, init_val);
- init_val = rte_hash_crc_4byte(*ip_dst2, init_val);
- init_val = rte_hash_crc_4byte(*ip_dst3, init_val);
- init_val = rte_hash_crc_4byte(*p, init_val);
-#else /* RTE_MACHINE_CPUFLAG_SSE4_2 */
- init_val = rte_jhash_1word(t, init_val);
- init_val = rte_jhash(k->ip_src, sizeof(uint8_t) * IPV6_ADDR_LEN, init_val);
- init_val = rte_jhash(k->ip_dst, sizeof(uint8_t) * IPV6_ADDR_LEN, init_val);
- init_val = rte_jhash_1word(*p, init_val);
-#endif /* RTE_MACHINE_CPUFLAG_SSE4_2 */
- return (init_val);
-}
-
-#define IPV4_L3FWD_NUM_ROUTES \
- (sizeof(ipv4_l3fwd_route_array) / sizeof(ipv4_l3fwd_route_array[0]))
-
-#define IPV6_L3FWD_NUM_ROUTES \
- (sizeof(ipv6_l3fwd_route_array) / sizeof(ipv6_l3fwd_route_array[0]))
-
-static uint8_t ipv4_l3fwd_out_if[L3FWD_HASH_ENTRIES] __rte_cache_aligned;
-static uint8_t ipv6_l3fwd_out_if[L3FWD_HASH_ENTRIES] __rte_cache_aligned;
-
-#endif
-
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
-struct ipv4_l3fwd_route {
- uint32_t ip;
- uint8_t depth;
- uint8_t if_out;
-};
-
-struct ipv6_l3fwd_route {
- uint8_t ip[16];
- uint8_t depth;
- uint8_t if_out;
-};
-
-static struct ipv4_l3fwd_route ipv4_l3fwd_route_array[] = {
- {IPv4(1,1,1,0), 24, 0},
- {IPv4(2,1,1,0), 24, 1},
- {IPv4(3,1,1,0), 24, 2},
- {IPv4(4,1,1,0), 24, 3},
- {IPv4(5,1,1,0), 24, 4},
- {IPv4(6,1,1,0), 24, 5},
- {IPv4(7,1,1,0), 24, 6},
- {IPv4(8,1,1,0), 24, 7},
-};
-
-static struct ipv6_l3fwd_route ipv6_l3fwd_route_array[] = {
- {{1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 0},
- {{2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 1},
- {{3,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 2},
- {{4,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 3},
- {{5,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 4},
- {{6,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 5},
- {{7,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 6},
- {{8,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1}, 48, 7},
-};
-
-#define IPV4_L3FWD_NUM_ROUTES \
- (sizeof(ipv4_l3fwd_route_array) / sizeof(ipv4_l3fwd_route_array[0]))
-#define IPV6_L3FWD_NUM_ROUTES \
- (sizeof(ipv6_l3fwd_route_array) / sizeof(ipv6_l3fwd_route_array[0]))
-
-#define IPV4_L3FWD_LPM_MAX_RULES 1024
-#define IPV6_L3FWD_LPM_MAX_RULES 1024
-#define IPV6_L3FWD_LPM_NUMBER_TBL8S (1 << 16)
-
-typedef struct rte_lpm lookup_struct_t;
-typedef struct rte_lpm6 lookup6_struct_t;
-static lookup_struct_t *ipv4_l3fwd_lookup_struct[NB_SOCKETS];
-static lookup6_struct_t *ipv6_l3fwd_lookup_struct[NB_SOCKETS];
-#endif
-
-struct lcore_conf {
- uint16_t n_rx_queue;
- struct lcore_rx_queue rx_queue_list[MAX_RX_QUEUE_PER_LCORE];
- uint16_t tx_queue_id[RTE_MAX_ETHPORTS];
- struct mbuf_table tx_mbufs[RTE_MAX_ETHPORTS];
- lookup_struct_t * ipv4_lookup_struct;
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
- lookup6_struct_t * ipv6_lookup_struct;
-#else
- lookup_struct_t * ipv6_lookup_struct;
-#endif
-} __rte_cache_aligned;
-
-static struct lcore_conf lcore_conf[RTE_MAX_LCORE];
-
-/* Send burst of packets on an output interface */
-static inline int
-send_burst(struct lcore_conf *qconf, uint16_t n, uint8_t port)
-{
- struct rte_mbuf **m_table;
- int ret;
- uint16_t queueid;
-
- queueid = qconf->tx_queue_id[port];
- m_table = (struct rte_mbuf **)qconf->tx_mbufs[port].m_table;
-
- ret = rte_eth_tx_burst(port, queueid, m_table, n);
- if (unlikely(ret < n)) {
- do {
- rte_pktmbuf_free(m_table[ret]);
- } while (++ret < n);
- }
-
- return 0;
-}
-
-/* Enqueue a single packet, and send burst if queue is filled */
-static inline int
-send_single_packet(struct rte_mbuf *m, uint8_t port)
-{
- uint32_t lcore_id;
- uint16_t len;
- struct lcore_conf *qconf;
-
- lcore_id = rte_lcore_id();
-
- qconf = &lcore_conf[lcore_id];
- len = qconf->tx_mbufs[port].len;
- qconf->tx_mbufs[port].m_table[len] = m;
- len++;
-
- /* enough pkts to be sent */
- if (unlikely(len == MAX_PKT_BURST)) {
- send_burst(qconf, MAX_PKT_BURST, port);
- len = 0;
- }
-
- qconf->tx_mbufs[port].len = len;
- return 0;
-}
-
-static inline __attribute__((always_inline)) void
-send_packetsx4(struct lcore_conf *qconf, uint8_t port,
- struct rte_mbuf *m[], uint32_t num)
-{
- uint32_t len, j, n;
-
- len = qconf->tx_mbufs[port].len;
-
- /*
- * If TX buffer for that queue is empty, and we have enough packets,
- * then send them straightway.
- */
- if (num >= MAX_TX_BURST && len == 0) {
- n = rte_eth_tx_burst(port, qconf->tx_queue_id[port], m, num);
- if (unlikely(n < num)) {
- do {
- rte_pktmbuf_free(m[n]);
- } while (++n < num);
- }
- return;
- }
-
- /*
- * Put packets into TX buffer for that queue.
- */
-
- n = len + num;
- n = (n > MAX_PKT_BURST) ? MAX_PKT_BURST - len : num;
-
- j = 0;
- switch (n % FWDSTEP) {
- while (j < n) {
- case 0:
- qconf->tx_mbufs[port].m_table[len + j] = m[j];
- j++;
- case 3:
- qconf->tx_mbufs[port].m_table[len + j] = m[j];
- j++;
- case 2:
- qconf->tx_mbufs[port].m_table[len + j] = m[j];
- j++;
- case 1:
- qconf->tx_mbufs[port].m_table[len + j] = m[j];
- j++;
- }
- }
-
- len += n;
-
- /* enough pkts to be sent */
- if (unlikely(len == MAX_PKT_BURST)) {
-
- send_burst(qconf, MAX_PKT_BURST, port);
-
- /* copy rest of the packets into the TX buffer. */
- len = num - n;
- j = 0;
- switch (len % FWDSTEP) {
- while (j < len) {
- case 0:
- qconf->tx_mbufs[port].m_table[j] = m[n + j];
- j++;
- case 3:
- qconf->tx_mbufs[port].m_table[j] = m[n + j];
- j++;
- case 2:
- qconf->tx_mbufs[port].m_table[j] = m[n + j];
- j++;
- case 1:
- qconf->tx_mbufs[port].m_table[j] = m[n + j];
- j++;
- }
- }
- }
-
- qconf->tx_mbufs[port].len = len;
-}
-
-#ifdef DO_RFC_1812_CHECKS
-static inline int
-is_valid_ipv4_pkt(struct ipv4_hdr *pkt, uint32_t link_len)
-{
- /* From http://www.rfc-editor.org/rfc/rfc1812.txt section 5.2.2 */
- /*
- * 1. The packet length reported by the Link Layer must be large
- * enough to hold the minimum length legal IP datagram (20 bytes).
- */
- if (link_len < sizeof(struct ipv4_hdr))
- return -1;
-
- /* 2. The IP checksum must be correct. */
- /* this is checked in H/W */
-
- /*
- * 3. The IP version number must be 4. If the version number is not 4
- * then the packet may be another version of IP, such as IPng or
- * ST-II.
- */
- if (((pkt->version_ihl) >> 4) != 4)
- return -3;
- /*
- * 4. The IP header length field must be large enough to hold the
- * minimum length legal IP datagram (20 bytes = 5 words).
- */
- if ((pkt->version_ihl & 0xf) < 5)
- return -4;
-
- /*
- * 5. The IP total length field must be large enough to hold the IP
- * datagram header, whose length is specified in the IP header length
- * field.
- */
- if (rte_cpu_to_be_16(pkt->total_length) < sizeof(struct ipv4_hdr))
- return -5;
-
- return 0;
-}
-#endif
-
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
-
-static __m128i mask0;
-static __m128i mask1;
-static __m128i mask2;
-static inline uint8_t
-get_ipv4_dst_port(void *ipv4_hdr, uint8_t portid, lookup_struct_t * ipv4_l3fwd_lookup_struct)
-{
- int ret = 0;
- union ipv4_5tuple_host key;
-
- ipv4_hdr = (uint8_t *)ipv4_hdr + offsetof(struct ipv4_hdr, time_to_live);
- __m128i data = _mm_loadu_si128((__m128i*)(ipv4_hdr));
- /* Get 5 tuple: dst port, src port, dst IP address, src IP address and protocol */
- key.xmm = _mm_and_si128(data, mask0);
- /* Find destination port */
- ret = rte_hash_lookup(ipv4_l3fwd_lookup_struct, (const void *)&key);
- return (uint8_t)((ret < 0)? portid : ipv4_l3fwd_out_if[ret]);
-}
-
-static inline uint8_t
-get_ipv6_dst_port(void *ipv6_hdr, uint8_t portid, lookup_struct_t * ipv6_l3fwd_lookup_struct)
-{
- int ret = 0;
- union ipv6_5tuple_host key;
-
- ipv6_hdr = (uint8_t *)ipv6_hdr + offsetof(struct ipv6_hdr, payload_len);
- __m128i data0 = _mm_loadu_si128((__m128i*)(ipv6_hdr));
- __m128i data1 = _mm_loadu_si128((__m128i*)(((uint8_t*)ipv6_hdr)+sizeof(__m128i)));
- __m128i data2 = _mm_loadu_si128((__m128i*)(((uint8_t*)ipv6_hdr)+sizeof(__m128i)+sizeof(__m128i)));
- /* Get part of 5 tuple: src IP address lower 96 bits and protocol */
- key.xmm[0] = _mm_and_si128(data0, mask1);
- /* Get part of 5 tuple: dst IP address lower 96 bits and src IP address higher 32 bits */
- key.xmm[1] = data1;
- /* Get part of 5 tuple: dst port and src port and dst IP address higher 32 bits */
- key.xmm[2] = _mm_and_si128(data2, mask2);
-
- /* Find destination port */
- ret = rte_hash_lookup(ipv6_l3fwd_lookup_struct, (const void *)&key);
- return (uint8_t)((ret < 0)? portid : ipv6_l3fwd_out_if[ret]);
-}
-#endif
-
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
-
-static inline uint8_t
-get_ipv4_dst_port(void *ipv4_hdr, uint8_t portid, lookup_struct_t * ipv4_l3fwd_lookup_struct)
-{
- uint8_t next_hop;
-
- return (uint8_t) ((rte_lpm_lookup(ipv4_l3fwd_lookup_struct,
- rte_be_to_cpu_32(((struct ipv4_hdr *)ipv4_hdr)->dst_addr),
- &next_hop) == 0) ? next_hop : portid);
-}
-
-static inline uint8_t
-get_ipv6_dst_port(void *ipv6_hdr, uint8_t portid, lookup6_struct_t * ipv6_l3fwd_lookup_struct)
-{
- uint8_t next_hop;
- return (uint8_t) ((rte_lpm6_lookup(ipv6_l3fwd_lookup_struct,
- ((struct ipv6_hdr*)ipv6_hdr)->dst_addr, &next_hop) == 0)?
- next_hop : portid);
-}
-#endif
-
-static inline void l3fwd_simple_forward(struct rte_mbuf *m, uint8_t portid,
- struct lcore_conf *qconf) __attribute__((unused));
-
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH) && \
- (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
-
-#define MASK_ALL_PKTS 0xf
-#define EXECLUDE_1ST_PKT 0xe
-#define EXECLUDE_2ND_PKT 0xd
-#define EXECLUDE_3RD_PKT 0xb
-#define EXECLUDE_4TH_PKT 0x7
-
-static inline void
-simple_ipv4_fwd_4pkts(struct rte_mbuf* m[4], uint8_t portid, struct lcore_conf *qconf)
-{
- struct ether_hdr *eth_hdr[4];
- struct ipv4_hdr *ipv4_hdr[4];
- void *d_addr_bytes[4];
- uint8_t dst_port[4];
- int32_t ret[4];
- union ipv4_5tuple_host key[4];
- __m128i data[4];
-
- eth_hdr[0] = rte_pktmbuf_mtod(m[0], struct ether_hdr *);
- eth_hdr[1] = rte_pktmbuf_mtod(m[1], struct ether_hdr *);
- eth_hdr[2] = rte_pktmbuf_mtod(m[2], struct ether_hdr *);
- eth_hdr[3] = rte_pktmbuf_mtod(m[3], struct ether_hdr *);
-
- /* Handle IPv4 headers.*/
- ipv4_hdr[0] = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m[0], unsigned char *) +
- sizeof(struct ether_hdr));
- ipv4_hdr[1] = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m[1], unsigned char *) +
- sizeof(struct ether_hdr));
- ipv4_hdr[2] = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m[2], unsigned char *) +
- sizeof(struct ether_hdr));
- ipv4_hdr[3] = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m[3], unsigned char *) +
- sizeof(struct ether_hdr));
-
-#ifdef DO_RFC_1812_CHECKS
- /* Check to make sure the packet is valid (RFC1812) */
- uint8_t valid_mask = MASK_ALL_PKTS;
- if (is_valid_ipv4_pkt(ipv4_hdr[0], m[0]->pkt_len) < 0) {
- rte_pktmbuf_free(m[0]);
- valid_mask &= EXECLUDE_1ST_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[1], m[1]->pkt_len) < 0) {
- rte_pktmbuf_free(m[1]);
- valid_mask &= EXECLUDE_2ND_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[2], m[2]->pkt_len) < 0) {
- rte_pktmbuf_free(m[2]);
- valid_mask &= EXECLUDE_3RD_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[3], m[3]->pkt_len) < 0) {
- rte_pktmbuf_free(m[3]);
- valid_mask &= EXECLUDE_4TH_PKT;
- }
- if (unlikely(valid_mask != MASK_ALL_PKTS)) {
- if (valid_mask == 0){
- return;
- } else {
- uint8_t i = 0;
- for (i = 0; i < 4; i++) {
- if ((0x1 << i) & valid_mask) {
- l3fwd_simple_forward(m[i], portid, qconf);
- }
- }
- return;
- }
- }
-#endif // End of #ifdef DO_RFC_1812_CHECKS
-
- data[0] = _mm_loadu_si128((__m128i*)(rte_pktmbuf_mtod(m[0], unsigned char *) +
- sizeof(struct ether_hdr) + offsetof(struct ipv4_hdr, time_to_live)));
- data[1] = _mm_loadu_si128((__m128i*)(rte_pktmbuf_mtod(m[1], unsigned char *) +
- sizeof(struct ether_hdr) + offsetof(struct ipv4_hdr, time_to_live)));
- data[2] = _mm_loadu_si128((__m128i*)(rte_pktmbuf_mtod(m[2], unsigned char *) +
- sizeof(struct ether_hdr) + offsetof(struct ipv4_hdr, time_to_live)));
- data[3] = _mm_loadu_si128((__m128i*)(rte_pktmbuf_mtod(m[3], unsigned char *) +
- sizeof(struct ether_hdr) + offsetof(struct ipv4_hdr, time_to_live)));
-
- key[0].xmm = _mm_and_si128(data[0], mask0);
- key[1].xmm = _mm_and_si128(data[1], mask0);
- key[2].xmm = _mm_and_si128(data[2], mask0);
- key[3].xmm = _mm_and_si128(data[3], mask0);
-
- const void *key_array[4] = {&key[0], &key[1], &key[2],&key[3]};
- rte_hash_lookup_multi(qconf->ipv4_lookup_struct, &key_array[0], 4, ret);
- dst_port[0] = (uint8_t) ((ret[0] < 0) ? portid : ipv4_l3fwd_out_if[ret[0]]);
- dst_port[1] = (uint8_t) ((ret[1] < 0) ? portid : ipv4_l3fwd_out_if[ret[1]]);
- dst_port[2] = (uint8_t) ((ret[2] < 0) ? portid : ipv4_l3fwd_out_if[ret[2]]);
- dst_port[3] = (uint8_t) ((ret[3] < 0) ? portid : ipv4_l3fwd_out_if[ret[3]]);
-
- if (dst_port[0] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[0]) == 0)
- dst_port[0] = portid;
- if (dst_port[1] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[1]) == 0)
- dst_port[1] = portid;
- if (dst_port[2] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[2]) == 0)
- dst_port[2] = portid;
- if (dst_port[3] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[3]) == 0)
- dst_port[3] = portid;
-
- /* 02:00:00:00:00:xx */
- d_addr_bytes[0] = ð_hdr[0]->d_addr.addr_bytes[0];
- d_addr_bytes[1] = ð_hdr[1]->d_addr.addr_bytes[0];
- d_addr_bytes[2] = ð_hdr[2]->d_addr.addr_bytes[0];
- d_addr_bytes[3] = ð_hdr[3]->d_addr.addr_bytes[0];
- *((uint64_t *)d_addr_bytes[0]) = 0x000000000002 + ((uint64_t)dst_port[0] << 40);
- *((uint64_t *)d_addr_bytes[1]) = 0x000000000002 + ((uint64_t)dst_port[1] << 40);
- *((uint64_t *)d_addr_bytes[2]) = 0x000000000002 + ((uint64_t)dst_port[2] << 40);
- *((uint64_t *)d_addr_bytes[3]) = 0x000000000002 + ((uint64_t)dst_port[3] << 40);
-
-#ifdef DO_RFC_1812_CHECKS
- /* Update time to live and header checksum */
- --(ipv4_hdr[0]->time_to_live);
- --(ipv4_hdr[1]->time_to_live);
- --(ipv4_hdr[2]->time_to_live);
- --(ipv4_hdr[3]->time_to_live);
- ++(ipv4_hdr[0]->hdr_checksum);
- ++(ipv4_hdr[1]->hdr_checksum);
- ++(ipv4_hdr[2]->hdr_checksum);
- ++(ipv4_hdr[3]->hdr_checksum);
-#endif
-
- /* src addr */
- ether_addr_copy(&ports_eth_addr[dst_port[0]], ð_hdr[0]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[1]], ð_hdr[1]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[2]], ð_hdr[2]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[3]], ð_hdr[3]->s_addr);
-
- send_single_packet(m[0], (uint8_t)dst_port[0]);
- send_single_packet(m[1], (uint8_t)dst_port[1]);
- send_single_packet(m[2], (uint8_t)dst_port[2]);
- send_single_packet(m[3], (uint8_t)dst_port[3]);
-
-}
-
-static inline void get_ipv6_5tuple(struct rte_mbuf* m0, __m128i mask0, __m128i mask1,
- union ipv6_5tuple_host * key)
-{
- __m128i tmpdata0 = _mm_loadu_si128((__m128i*)(rte_pktmbuf_mtod(m0, unsigned char *)
- + sizeof(struct ether_hdr) + offsetof(struct ipv6_hdr, payload_len)));
- __m128i tmpdata1 = _mm_loadu_si128((__m128i*)(rte_pktmbuf_mtod(m0, unsigned char *)
- + sizeof(struct ether_hdr) + offsetof(struct ipv6_hdr, payload_len)
- + sizeof(__m128i)));
- __m128i tmpdata2 = _mm_loadu_si128((__m128i*)(rte_pktmbuf_mtod(m0, unsigned char *)
- + sizeof(struct ether_hdr) + offsetof(struct ipv6_hdr, payload_len)
- + sizeof(__m128i) + sizeof(__m128i)));
- key->xmm[0] = _mm_and_si128(tmpdata0, mask0);
- key->xmm[1] = tmpdata1;
- key->xmm[2] = _mm_and_si128(tmpdata2, mask1);
- return;
-}
-
-static inline void
-simple_ipv6_fwd_4pkts(struct rte_mbuf* m[4], uint8_t portid, struct lcore_conf *qconf)
-{
- struct ether_hdr *eth_hdr[4];
- __attribute__((unused)) struct ipv6_hdr *ipv6_hdr[4];
- void *d_addr_bytes[4];
- uint8_t dst_port[4];
- int32_t ret[4];
- union ipv6_5tuple_host key[4];
-
- eth_hdr[0] = rte_pktmbuf_mtod(m[0], struct ether_hdr *);
- eth_hdr[1] = rte_pktmbuf_mtod(m[1], struct ether_hdr *);
- eth_hdr[2] = rte_pktmbuf_mtod(m[2], struct ether_hdr *);
- eth_hdr[3] = rte_pktmbuf_mtod(m[3], struct ether_hdr *);
-
- /* Handle IPv6 headers.*/
- ipv6_hdr[0] = (struct ipv6_hdr *)(rte_pktmbuf_mtod(m[0], unsigned char *) +
- sizeof(struct ether_hdr));
- ipv6_hdr[1] = (struct ipv6_hdr *)(rte_pktmbuf_mtod(m[1], unsigned char *) +
- sizeof(struct ether_hdr));
- ipv6_hdr[2] = (struct ipv6_hdr *)(rte_pktmbuf_mtod(m[2], unsigned char *) +
- sizeof(struct ether_hdr));
- ipv6_hdr[3] = (struct ipv6_hdr *)(rte_pktmbuf_mtod(m[3], unsigned char *) +
- sizeof(struct ether_hdr));
-
- get_ipv6_5tuple(m[0], mask1, mask2, &key[0]);
- get_ipv6_5tuple(m[1], mask1, mask2, &key[1]);
- get_ipv6_5tuple(m[2], mask1, mask2, &key[2]);
- get_ipv6_5tuple(m[3], mask1, mask2, &key[3]);
-
- const void *key_array[4] = {&key[0], &key[1], &key[2],&key[3]};
- rte_hash_lookup_multi(qconf->ipv6_lookup_struct, &key_array[0], 4, ret);
- dst_port[0] = (uint8_t) ((ret[0] < 0)? portid:ipv6_l3fwd_out_if[ret[0]]);
- dst_port[1] = (uint8_t) ((ret[1] < 0)? portid:ipv6_l3fwd_out_if[ret[1]]);
- dst_port[2] = (uint8_t) ((ret[2] < 0)? portid:ipv6_l3fwd_out_if[ret[2]]);
- dst_port[3] = (uint8_t) ((ret[3] < 0)? portid:ipv6_l3fwd_out_if[ret[3]]);
-
- if (dst_port[0] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[0]) == 0)
- dst_port[0] = portid;
- if (dst_port[1] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[1]) == 0)
- dst_port[1] = portid;
- if (dst_port[2] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[2]) == 0)
- dst_port[2] = portid;
- if (dst_port[3] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[3]) == 0)
- dst_port[3] = portid;
-
- /* 02:00:00:00:00:xx */
- d_addr_bytes[0] = ð_hdr[0]->d_addr.addr_bytes[0];
- d_addr_bytes[1] = ð_hdr[1]->d_addr.addr_bytes[0];
- d_addr_bytes[2] = ð_hdr[2]->d_addr.addr_bytes[0];
- d_addr_bytes[3] = ð_hdr[3]->d_addr.addr_bytes[0];
- *((uint64_t *)d_addr_bytes[0]) = 0x000000000002 + ((uint64_t)dst_port[0] << 40);
- *((uint64_t *)d_addr_bytes[1]) = 0x000000000002 + ((uint64_t)dst_port[1] << 40);
- *((uint64_t *)d_addr_bytes[2]) = 0x000000000002 + ((uint64_t)dst_port[2] << 40);
- *((uint64_t *)d_addr_bytes[3]) = 0x000000000002 + ((uint64_t)dst_port[3] << 40);
-
- /* src addr */
- ether_addr_copy(&ports_eth_addr[dst_port[0]], ð_hdr[0]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[1]], ð_hdr[1]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[2]], ð_hdr[2]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[3]], ð_hdr[3]->s_addr);
-
- send_single_packet(m[0], (uint8_t)dst_port[0]);
- send_single_packet(m[1], (uint8_t)dst_port[1]);
- send_single_packet(m[2], (uint8_t)dst_port[2]);
- send_single_packet(m[3], (uint8_t)dst_port[3]);
-
-}
-#endif /* APP_LOOKUP_METHOD */
-
-static inline __attribute__((always_inline)) void
-l3fwd_simple_forward(struct rte_mbuf *m, uint8_t portid, struct lcore_conf *qconf)
-{
- struct ether_hdr *eth_hdr;
- struct ipv4_hdr *ipv4_hdr;
- void *d_addr_bytes;
- uint8_t dst_port;
-
- eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
-
- if (m->ol_flags & PKT_RX_IPV4_HDR) {
- /* Handle IPv4 headers.*/
- ipv4_hdr = (struct ipv4_hdr *)(rte_pktmbuf_mtod(m, unsigned char *) +
- sizeof(struct ether_hdr));
-
-#ifdef DO_RFC_1812_CHECKS
- /* Check to make sure the packet is valid (RFC1812) */
- if (is_valid_ipv4_pkt(ipv4_hdr, m->pkt_len) < 0) {
- rte_pktmbuf_free(m);
- return;
- }
-#endif
-
- dst_port = get_ipv4_dst_port(ipv4_hdr, portid,
- qconf->ipv4_lookup_struct);
- if (dst_port >= RTE_MAX_ETHPORTS ||
- (enabled_port_mask & 1 << dst_port) == 0)
- dst_port = portid;
-
- /* 02:00:00:00:00:xx */
- d_addr_bytes = ð_hdr->d_addr.addr_bytes[0];
- *((uint64_t *)d_addr_bytes) = ETHER_LOCAL_ADMIN_ADDR +
- ((uint64_t)dst_port << 40);
-
-#ifdef DO_RFC_1812_CHECKS
- /* Update time to live and header checksum */
- --(ipv4_hdr->time_to_live);
- ++(ipv4_hdr->hdr_checksum);
-#endif
-
- /* src addr */
- ether_addr_copy(&ports_eth_addr[dst_port], ð_hdr->s_addr);
-
- send_single_packet(m, dst_port);
-
- } else {
- /* Handle IPv6 headers.*/
- struct ipv6_hdr *ipv6_hdr;
-
- ipv6_hdr = (struct ipv6_hdr *)(rte_pktmbuf_mtod(m, unsigned char *) +
- sizeof(struct ether_hdr));
-
- dst_port = get_ipv6_dst_port(ipv6_hdr, portid, qconf->ipv6_lookup_struct);
-
- if (dst_port >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port) == 0)
- dst_port = portid;
-
- /* 02:00:00:00:00:xx */
- d_addr_bytes = ð_hdr->d_addr.addr_bytes[0];
- *((uint64_t *)d_addr_bytes) = ETHER_LOCAL_ADMIN_ADDR +
- ((uint64_t)dst_port << 40);
-
- /* src addr */
- ether_addr_copy(&ports_eth_addr[dst_port], ð_hdr->s_addr);
-
- send_single_packet(m, dst_port);
- }
-
-}
-
-#ifdef DO_RFC_1812_CHECKS
-
-#define IPV4_MIN_VER_IHL 0x45
-#define IPV4_MAX_VER_IHL 0x4f
-#define IPV4_MAX_VER_IHL_DIFF (IPV4_MAX_VER_IHL - IPV4_MIN_VER_IHL)
-
-/* Minimum value of IPV4 total length (20B) in network byte order. */
-#define IPV4_MIN_LEN_BE (sizeof(struct ipv4_hdr) << 8)
-
/*
- * From http://www.rfc-editor.org/rfc/rfc1812.txt section 5.2.2:
- * - The IP version number must be 4.
- * - The IP header length field must be large enough to hold the
- * minimum length legal IP datagram (20 bytes = 5 words).
- * - The IP total length field must be large enough to hold the IP
- * datagram header, whose length is specified in the IP header length
- * field.
- * If we encounter invalid IPV4 packet, then set destination port for it
- * to BAD_PORT value.
+ * Setup lookup methods for forwarding.
+ * Currently exact-match and longest-prefix-match
+ * are supported ones.
*/
-static inline __attribute__((always_inline)) void
-rfc1812_process(struct ipv4_hdr *ipv4_hdr, uint16_t *dp, uint32_t flags)
-{
- uint8_t ihl;
-
- if ((flags & PKT_RX_IPV4_HDR) != 0) {
-
- ihl = ipv4_hdr->version_ihl - IPV4_MIN_VER_IHL;
-
- ipv4_hdr->time_to_live--;
- ipv4_hdr->hdr_checksum++;
-
- if (ihl > IPV4_MAX_VER_IHL_DIFF ||
- ((uint8_t)ipv4_hdr->total_length == 0 &&
- ipv4_hdr->total_length < IPV4_MIN_LEN_BE)) {
- dp[0] = BAD_PORT;
- }
- }
-}
-
-#else
-#define rfc1812_process(mb, dp) do { } while (0)
-#endif /* DO_RFC_1812_CHECKS */
-
-
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_LPM) && \
- (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
-
-static inline __attribute__((always_inline)) uint16_t
-get_dst_port(const struct lcore_conf *qconf, struct rte_mbuf *pkt,
- uint32_t dst_ipv4, uint8_t portid)
-{
- uint8_t next_hop;
- struct ipv6_hdr *ipv6_hdr;
- struct ether_hdr *eth_hdr;
-
- if (pkt->ol_flags & PKT_RX_IPV4_HDR) {
- if (rte_lpm_lookup(qconf->ipv4_lookup_struct, dst_ipv4,
- &next_hop) != 0)
- next_hop = portid;
- } else if (pkt->ol_flags & PKT_RX_IPV6_HDR) {
- eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
- ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1);
- if (rte_lpm6_lookup(qconf->ipv6_lookup_struct,
- ipv6_hdr->dst_addr, &next_hop) != 0)
- next_hop = portid;
- } else {
- next_hop = portid;
- }
-
- return next_hop;
-}
-
-static inline void
-process_packet(struct lcore_conf *qconf, struct rte_mbuf *pkt,
- uint16_t *dst_port, uint8_t portid)
-{
- struct ether_hdr *eth_hdr;
- struct ipv4_hdr *ipv4_hdr;
- uint32_t dst_ipv4;
- uint16_t dp;
- __m128i te, ve;
-
- eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
-
- dst_ipv4 = ipv4_hdr->dst_addr;
- dst_ipv4 = rte_be_to_cpu_32(dst_ipv4);
- dp = get_dst_port(qconf, pkt, dst_ipv4, portid);
-
- te = _mm_load_si128((__m128i *)eth_hdr);
- ve = val_eth[dp];
-
- dst_port[0] = dp;
- rfc1812_process(ipv4_hdr, dst_port, pkt->ol_flags);
-
- te = _mm_blend_epi16(te, ve, MASK_ETH);
- _mm_store_si128((__m128i *)eth_hdr, te);
-}
-
-/*
- * Read ol_flags and destination IPV4 addresses from 4 mbufs.
- */
-static inline void
-processx4_step1(struct rte_mbuf *pkt[FWDSTEP], __m128i *dip, uint32_t *flag)
-{
- struct ipv4_hdr *ipv4_hdr;
- struct ether_hdr *eth_hdr;
- uint32_t x0, x1, x2, x3;
-
- eth_hdr = rte_pktmbuf_mtod(pkt[0], struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
- x0 = ipv4_hdr->dst_addr;
- flag[0] = pkt[0]->ol_flags & PKT_RX_IPV4_HDR;
-
- eth_hdr = rte_pktmbuf_mtod(pkt[1], struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
- x1 = ipv4_hdr->dst_addr;
- flag[0] &= pkt[1]->ol_flags;
-
- eth_hdr = rte_pktmbuf_mtod(pkt[2], struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
- x2 = ipv4_hdr->dst_addr;
- flag[0] &= pkt[2]->ol_flags;
-
- eth_hdr = rte_pktmbuf_mtod(pkt[3], struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
- x3 = ipv4_hdr->dst_addr;
- flag[0] &= pkt[3]->ol_flags;
-
- dip[0] = _mm_set_epi32(x3, x2, x1, x0);
-}
-
-/*
- * Lookup into LPM for destination port.
- * If lookup fails, use incoming port (portid) as destination port.
- */
-static inline void
-processx4_step2(const struct lcore_conf *qconf, __m128i dip, uint32_t flag,
- uint8_t portid, struct rte_mbuf *pkt[FWDSTEP], uint16_t dprt[FWDSTEP])
-{
- rte_xmm_t dst;
- const __m128i bswap_mask = _mm_set_epi8(12, 13, 14, 15, 8, 9, 10, 11,
- 4, 5, 6, 7, 0, 1, 2, 3);
-
- /* Byte swap 4 IPV4 addresses. */
- dip = _mm_shuffle_epi8(dip, bswap_mask);
-
- /* if all 4 packets are IPV4. */
- if (likely(flag != 0)) {
- rte_lpm_lookupx4(qconf->ipv4_lookup_struct, dip, dprt, portid);
- } else {
- dst.x = dip;
- dprt[0] = get_dst_port(qconf, pkt[0], dst.u32[0], portid);
- dprt[1] = get_dst_port(qconf, pkt[1], dst.u32[1], portid);
- dprt[2] = get_dst_port(qconf, pkt[2], dst.u32[2], portid);
- dprt[3] = get_dst_port(qconf, pkt[3], dst.u32[3], portid);
- }
-}
-
-/*
- * Update source and destination MAC addresses in the ethernet header.
- * Perform RFC1812 checks and updates for IPV4 packets.
- */
-static inline void
-processx4_step3(struct rte_mbuf *pkt[FWDSTEP], uint16_t dst_port[FWDSTEP])
-{
- __m128i te[FWDSTEP];
- __m128i ve[FWDSTEP];
- __m128i *p[FWDSTEP];
-
- p[0] = (rte_pktmbuf_mtod(pkt[0], __m128i *));
- p[1] = (rte_pktmbuf_mtod(pkt[1], __m128i *));
- p[2] = (rte_pktmbuf_mtod(pkt[2], __m128i *));
- p[3] = (rte_pktmbuf_mtod(pkt[3], __m128i *));
-
- ve[0] = val_eth[dst_port[0]];
- te[0] = _mm_load_si128(p[0]);
-
- ve[1] = val_eth[dst_port[1]];
- te[1] = _mm_load_si128(p[1]);
-
- ve[2] = val_eth[dst_port[2]];
- te[2] = _mm_load_si128(p[2]);
-
- ve[3] = val_eth[dst_port[3]];
- te[3] = _mm_load_si128(p[3]);
-
- /* Update first 12 bytes, keep rest bytes intact. */
- te[0] = _mm_blend_epi16(te[0], ve[0], MASK_ETH);
- te[1] = _mm_blend_epi16(te[1], ve[1], MASK_ETH);
- te[2] = _mm_blend_epi16(te[2], ve[2], MASK_ETH);
- te[3] = _mm_blend_epi16(te[3], ve[3], MASK_ETH);
-
- _mm_store_si128(p[0], te[0]);
- _mm_store_si128(p[1], te[1]);
- _mm_store_si128(p[2], te[2]);
- _mm_store_si128(p[3], te[3]);
-
- rfc1812_process((struct ipv4_hdr *)((struct ether_hdr *)p[0] + 1),
- &dst_port[0], pkt[0]->ol_flags);
- rfc1812_process((struct ipv4_hdr *)((struct ether_hdr *)p[1] + 1),
- &dst_port[1], pkt[1]->ol_flags);
- rfc1812_process((struct ipv4_hdr *)((struct ether_hdr *)p[2] + 1),
- &dst_port[2], pkt[2]->ol_flags);
- rfc1812_process((struct ipv4_hdr *)((struct ether_hdr *)p[3] + 1),
- &dst_port[3], pkt[3]->ol_flags);
-}
-
-/*
- * We group consecutive packets with the same destionation port into one burst.
- * To avoid extra latency this is done together with some other packet
- * processing, but after we made a final decision about packet's destination.
- * To do this we maintain:
- * pnum - array of number of consecutive packets with the same dest port for
- * each packet in the input burst.
- * lp - pointer to the last updated element in the pnum.
- * dlp - dest port value lp corresponds to.
- */
-
-#define GRPSZ (1 << FWDSTEP)
-#define GRPMSK (GRPSZ - 1)
-
-#define GROUP_PORT_STEP(dlp, dcp, lp, pn, idx) do { \
- if (likely((dlp) == (dcp)[(idx)])) { \
- (lp)[0]++; \
- } else { \
- (dlp) = (dcp)[idx]; \
- (lp) = (pn) + (idx); \
- (lp)[0] = 1; \
- } \
-} while (0)
-
-/*
- * Group consecutive packets with the same destination port in bursts of 4.
- * Suppose we have array of destionation ports:
- * dst_port[] = {a, b, c, d,, e, ... }
- * dp1 should contain: <a, b, c, d>, dp2: <b, c, d, e>.
- * We doing 4 comparisions at once and the result is 4 bit mask.
- * This mask is used as an index into prebuild array of pnum values.
- */
-static inline uint16_t *
-port_groupx4(uint16_t pn[FWDSTEP + 1], uint16_t *lp, __m128i dp1, __m128i dp2)
-{
- static const struct {
- uint64_t pnum; /* prebuild 4 values for pnum[]. */
- int32_t idx; /* index for new last updated elemnet. */
- uint16_t lpv; /* add value to the last updated element. */
- } gptbl[GRPSZ] = {
- {
- /* 0: a != b, b != c, c != d, d != e */
- .pnum = UINT64_C(0x0001000100010001),
- .idx = 4,
- .lpv = 0,
- },
- {
- /* 1: a == b, b != c, c != d, d != e */
- .pnum = UINT64_C(0x0001000100010002),
- .idx = 4,
- .lpv = 1,
- },
- {
- /* 2: a != b, b == c, c != d, d != e */
- .pnum = UINT64_C(0x0001000100020001),
- .idx = 4,
- .lpv = 0,
- },
- {
- /* 3: a == b, b == c, c != d, d != e */
- .pnum = UINT64_C(0x0001000100020003),
- .idx = 4,
- .lpv = 2,
- },
- {
- /* 4: a != b, b != c, c == d, d != e */
- .pnum = UINT64_C(0x0001000200010001),
- .idx = 4,
- .lpv = 0,
- },
- {
- /* 5: a == b, b != c, c == d, d != e */
- .pnum = UINT64_C(0x0001000200010002),
- .idx = 4,
- .lpv = 1,
- },
- {
- /* 6: a != b, b == c, c == d, d != e */
- .pnum = UINT64_C(0x0001000200030001),
- .idx = 4,
- .lpv = 0,
- },
- {
- /* 7: a == b, b == c, c == d, d != e */
- .pnum = UINT64_C(0x0001000200030004),
- .idx = 4,
- .lpv = 3,
- },
- {
- /* 8: a != b, b != c, c != d, d == e */
- .pnum = UINT64_C(0x0002000100010001),
- .idx = 3,
- .lpv = 0,
- },
- {
- /* 9: a == b, b != c, c != d, d == e */
- .pnum = UINT64_C(0x0002000100010002),
- .idx = 3,
- .lpv = 1,
- },
- {
- /* 0xa: a != b, b == c, c != d, d == e */
- .pnum = UINT64_C(0x0002000100020001),
- .idx = 3,
- .lpv = 0,
- },
- {
- /* 0xb: a == b, b == c, c != d, d == e */
- .pnum = UINT64_C(0x0002000100020003),
- .idx = 3,
- .lpv = 2,
- },
- {
- /* 0xc: a != b, b != c, c == d, d == e */
- .pnum = UINT64_C(0x0002000300010001),
- .idx = 2,
- .lpv = 0,
- },
- {
- /* 0xd: a == b, b != c, c == d, d == e */
- .pnum = UINT64_C(0x0002000300010002),
- .idx = 2,
- .lpv = 1,
- },
- {
- /* 0xe: a != b, b == c, c == d, d == e */
- .pnum = UINT64_C(0x0002000300040001),
- .idx = 1,
- .lpv = 0,
- },
- {
- /* 0xf: a == b, b == c, c == d, d == e */
- .pnum = UINT64_C(0x0002000300040005),
- .idx = 0,
- .lpv = 4,
- },
- };
-
- union {
- uint16_t u16[FWDSTEP + 1];
- uint64_t u64;
- } *pnum = (void *)pn;
-
- int32_t v;
-
- dp1 = _mm_cmpeq_epi16(dp1, dp2);
- dp1 = _mm_unpacklo_epi16(dp1, dp1);
- v = _mm_movemask_ps((__m128)dp1);
-
- /* update last port counter. */
- lp[0] += gptbl[v].lpv;
-
- /* if dest port value has changed. */
- if (v != GRPMSK) {
- lp = pnum->u16 + gptbl[v].idx;
- lp[0] = 1;
- pnum->u64 = gptbl[v].pnum;
- }
-
- return lp;
-}
-
-#endif /* APP_LOOKUP_METHOD */
-
-/* main processing loop */
-static int
-main_loop(__attribute__((unused)) void *dummy)
+static void
+setup_l3fwd_lookup_tables(void)
{
- struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
- unsigned lcore_id;
- uint64_t prev_tsc, diff_tsc, cur_tsc;
- int i, j, nb_rx;
- uint8_t portid, queueid;
- struct lcore_conf *qconf;
- const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
- US_PER_S * BURST_TX_DRAIN_US;
-
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_LPM) && \
- (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
- int32_t k;
- uint16_t dlp;
- uint16_t *lp;
- uint16_t dst_port[MAX_PKT_BURST];
- __m128i dip[MAX_PKT_BURST / FWDSTEP];
- uint32_t flag[MAX_PKT_BURST / FWDSTEP];
- uint16_t pnum[MAX_PKT_BURST + 1];
-#endif
-
- prev_tsc = 0;
-
- lcore_id = rte_lcore_id();
- qconf = &lcore_conf[lcore_id];
-
- if (qconf->n_rx_queue == 0) {
- RTE_LOG(INFO, L3FWD, "lcore %u has nothing to do\n", lcore_id);
- return 0;
- }
-
- RTE_LOG(INFO, L3FWD, "entering main loop on lcore %u\n", lcore_id);
-
- for (i = 0; i < qconf->n_rx_queue; i++) {
-
- portid = qconf->rx_queue_list[i].port_id;
- queueid = qconf->rx_queue_list[i].queue_id;
- RTE_LOG(INFO, L3FWD, " -- lcoreid=%u portid=%hhu rxqueueid=%hhu\n", lcore_id,
- portid, queueid);
- }
-
- while (1) {
-
- cur_tsc = rte_rdtsc();
-
- /*
- * TX burst queue drain
- */
- diff_tsc = cur_tsc - prev_tsc;
- if (unlikely(diff_tsc > drain_tsc)) {
-
- /*
- * This could be optimized (use queueid instead of
- * portid), but it is not called so often
- */
- for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
- if (qconf->tx_mbufs[portid].len == 0)
- continue;
- send_burst(qconf,
- qconf->tx_mbufs[portid].len,
- portid);
- qconf->tx_mbufs[portid].len = 0;
- }
-
- prev_tsc = cur_tsc;
- }
-
- /*
- * Read packet from RX queues
- */
- for (i = 0; i < qconf->n_rx_queue; ++i) {
- portid = qconf->rx_queue_list[i].port_id;
- queueid = qconf->rx_queue_list[i].queue_id;
- nb_rx = rte_eth_rx_burst(portid, queueid, pkts_burst,
- MAX_PKT_BURST);
- if (nb_rx == 0)
- continue;
-
-#if (ENABLE_MULTI_BUFFER_OPTIMIZE == 1)
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
- {
- /*
- * Send nb_rx - nb_rx%4 packets
- * in groups of 4.
- */
- int32_t n = RTE_ALIGN_FLOOR(nb_rx, 4);
- for (j = 0; j < n ; j+=4) {
- uint32_t ol_flag = pkts_burst[j]->ol_flags
- & pkts_burst[j+1]->ol_flags
- & pkts_burst[j+2]->ol_flags
- & pkts_burst[j+3]->ol_flags;
- if (ol_flag & PKT_RX_IPV4_HDR ) {
- simple_ipv4_fwd_4pkts(&pkts_burst[j],
- portid, qconf);
- } else if (ol_flag & PKT_RX_IPV6_HDR) {
- simple_ipv6_fwd_4pkts(&pkts_burst[j],
- portid, qconf);
- } else {
- l3fwd_simple_forward(pkts_burst[j],
- portid, qconf);
- l3fwd_simple_forward(pkts_burst[j+1],
- portid, qconf);
- l3fwd_simple_forward(pkts_burst[j+2],
- portid, qconf);
- l3fwd_simple_forward(pkts_burst[j+3],
- portid, qconf);
- }
- }
- for (; j < nb_rx ; j++) {
- l3fwd_simple_forward(pkts_burst[j],
- portid, qconf);
- }
- }
-#elif (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
-
- k = RTE_ALIGN_FLOOR(nb_rx, FWDSTEP);
- for (j = 0; j != k; j += FWDSTEP) {
- processx4_step1(&pkts_burst[j],
- &dip[j / FWDSTEP],
- &flag[j / FWDSTEP]);
- }
-
- k = RTE_ALIGN_FLOOR(nb_rx, FWDSTEP);
- for (j = 0; j != k; j += FWDSTEP) {
- processx4_step2(qconf, dip[j / FWDSTEP],
- flag[j / FWDSTEP], portid,
- &pkts_burst[j], &dst_port[j]);
- }
-
- /*
- * Finish packet processing and group consecutive
- * packets with the same destination port.
- */
- k = RTE_ALIGN_FLOOR(nb_rx, FWDSTEP);
- if (k != 0) {
- __m128i dp1, dp2;
-
- lp = pnum;
- lp[0] = 1;
-
- processx4_step3(pkts_burst, dst_port);
-
- /* dp1: <d[0], d[1], d[2], d[3], ... > */
- dp1 = _mm_loadu_si128((__m128i *)dst_port);
-
- for (j = FWDSTEP; j != k; j += FWDSTEP) {
- processx4_step3(&pkts_burst[j],
- &dst_port[j]);
-
- /*
- * dp2:
- * <d[j-3], d[j-2], d[j-1], d[j], ... >
- */
- dp2 = _mm_loadu_si128((__m128i *)
- &dst_port[j - FWDSTEP + 1]);
- lp = port_groupx4(&pnum[j - FWDSTEP],
- lp, dp1, dp2);
-
- /*
- * dp1:
- * <d[j], d[j+1], d[j+2], d[j+3], ... >
- */
- dp1 = _mm_srli_si128(dp2,
- (FWDSTEP - 1) *
- sizeof(dst_port[0]));
- }
-
- /*
- * dp2: <d[j-3], d[j-2], d[j-1], d[j-1], ... >
- */
- dp2 = _mm_shufflelo_epi16(dp1, 0xf9);
- lp = port_groupx4(&pnum[j - FWDSTEP], lp,
- dp1, dp2);
-
- /*
- * remove values added by the last repeated
- * dst port.
- */
- lp[0]--;
- dlp = dst_port[j - 1];
- } else {
- /* set dlp and lp to the never used values. */
- dlp = BAD_PORT - 1;
- lp = pnum + MAX_PKT_BURST;
- }
-
- /* Process up to last 3 packets one by one. */
- switch (nb_rx % FWDSTEP) {
- case 3:
- process_packet(qconf, pkts_burst[j],
- dst_port + j, portid);
- GROUP_PORT_STEP(dlp, dst_port, lp, pnum, j);
- j++;
- case 2:
- process_packet(qconf, pkts_burst[j],
- dst_port + j, portid);
- GROUP_PORT_STEP(dlp, dst_port, lp, pnum, j);
- j++;
- case 1:
- process_packet(qconf, pkts_burst[j],
- dst_port + j, portid);
- GROUP_PORT_STEP(dlp, dst_port, lp, pnum, j);
- j++;
- }
-
- /*
- * Send packets out, through destination port.
- * Consecuteve pacekts with the same destination port
- * are already grouped together.
- * If destination port for the packet equals BAD_PORT,
- * then free the packet without sending it out.
- */
- for (j = 0; j < nb_rx; j += k) {
-
- int32_t m;
- uint16_t pn;
-
- pn = dst_port[j];
- k = pnum[j];
-
- if (likely(pn != BAD_PORT)) {
- send_packetsx4(qconf, pn,
- pkts_burst + j, k);
- } else {
- for (m = j; m != j + k; m++)
- rte_pktmbuf_free(pkts_burst[m]);
- }
- }
-
-#endif /* APP_LOOKUP_METHOD */
-#else /* ENABLE_MULTI_BUFFER_OPTIMIZE == 0 */
-
- /* Prefetch first packets */
- for (j = 0; j < PREFETCH_OFFSET && j < nb_rx; j++) {
- rte_prefetch0(rte_pktmbuf_mtod(
- pkts_burst[j], void *));
- }
-
- /* Prefetch and forward already prefetched packets */
- for (j = 0; j < (nb_rx - PREFETCH_OFFSET); j++) {
- rte_prefetch0(rte_pktmbuf_mtod(pkts_burst[
- j + PREFETCH_OFFSET], void *));
- l3fwd_simple_forward(pkts_burst[j], portid,
- qconf);
- }
-
- /* Forward remaining prefetched packets */
- for (; j < nb_rx; j++) {
- l3fwd_simple_forward(pkts_burst[j], portid,
- qconf);
- }
-#endif /* ENABLE_MULTI_BUFFER_OPTIMIZE */
-
- }
- }
+ /* Setup HASH lookup functions. */
+ if (l3fwd_em_on)
+ l3fwd_lkp = l3fwd_em_lkp;
+ /* Setup LPM lookup functions. */
+ else
+ l3fwd_lkp = l3fwd_lpm_lkp;
}
static int
}
static int
-check_port_config(const unsigned nb_ports)
+check_port_config(void)
{
- unsigned portid;
+ uint16_t portid;
uint16_t i;
for (i = 0; i < nb_lcore_params; ++i) {
printf("port %u is not enabled in port mask\n", portid);
return -1;
}
- if (portid >= nb_ports) {
+ if (!rte_eth_dev_is_valid_port(portid)) {
printf("port %u is not present on the board\n", portid);
return -1;
}
}
static uint8_t
-get_port_n_rx_queues(const uint8_t port)
+get_port_n_rx_queues(const uint16_t port)
{
int queue = -1;
uint16_t i;
for (i = 0; i < nb_lcore_params; ++i) {
- if (lcore_params[i].port_id == port && lcore_params[i].queue_id > queue)
- queue = lcore_params[i].queue_id;
+ if (lcore_params[i].port_id == port) {
+ if (lcore_params[i].queue_id == queue+1)
+ queue = lcore_params[i].queue_id;
+ else
+ rte_exit(EXIT_FAILURE, "queue ids of the port %d must be"
+ " in sequence and must start with 0\n",
+ lcore_params[i].port_id);
+ }
}
return (uint8_t)(++queue);
}
static void
print_usage(const char *prgname)
{
- printf ("%s [EAL options] -- -p PORTMASK -P"
- " [--config (port,queue,lcore)[,(port,queue,lcore]]"
- " [--enable-jumbo [--max-pkt-len PKTLEN]]\n"
- " -p PORTMASK: hexadecimal bitmask of ports to configure\n"
- " -P : enable promiscuous mode\n"
- " --config (port,queue,lcore): rx queues configuration\n"
- " --no-numa: optional, disable numa awareness\n"
- " --ipv6: optional, specify it if running ipv6 packets\n"
- " --enable-jumbo: enable jumbo frame"
- " which max packet len is PKTLEN in decimal (64-9600)\n"
- " --hash-entry-num: specify the hash entry number in hexadecimal to be setup\n",
+ fprintf(stderr, "%s [EAL options] --"
+ " -p PORTMASK"
+ " [-P]"
+ " [-E]"
+ " [-L]"
+ " --config (port,queue,lcore)[,(port,queue,lcore)]"
+ " [--eth-dest=X,MM:MM:MM:MM:MM:MM]"
+ " [--enable-jumbo [--max-pkt-len PKTLEN]]"
+ " [--no-numa]"
+ " [--hash-entry-num]"
+ " [--ipv6]"
+ " [--parse-ptype]"
+ " [--per-port-pool]"
+ " [--mode]"
+ " [--eventq-sched]\n\n"
+
+ " -p PORTMASK: Hexadecimal bitmask of ports to configure\n"
+ " -P : Enable promiscuous mode\n"
+ " -E : Enable exact match\n"
+ " -L : Enable longest prefix match (default)\n"
+ " --config (port,queue,lcore): Rx queue configuration\n"
+ " --eth-dest=X,MM:MM:MM:MM:MM:MM: Ethernet destination for port X\n"
+ " --enable-jumbo: Enable jumbo frames\n"
+ " --max-pkt-len: Under the premise of enabling jumbo,\n"
+ " maximum packet length in decimal (64-9600)\n"
+ " --no-numa: Disable numa awareness\n"
+ " --hash-entry-num: Specify the hash entry number in hexadecimal to be setup\n"
+ " --ipv6: Set if running ipv6 packets\n"
+ " --parse-ptype: Set to use software to analyze packet type\n"
+ " --per-port-pool: Use separate buffer pool per port\n"
+ " --mode: Packet transfer mode for I/O, poll or eventdev\n"
+ " Default mode = poll\n"
+ " --eventq-sched: Event queue synchronization method\n"
+ " ordered, atomic or parallel.\n"
+ " Default: atomic\n"
+ " Valid only if --mode=eventdev\n"
+ " --event-eth-rxqs: Number of ethernet RX queues per device.\n"
+ " Default: 1\n"
+ " Valid only if --mode=eventdev\n\n",
prgname);
}
-static int parse_max_pkt_len(const char *pktlen)
+static int
+parse_max_pkt_len(const char *pktlen)
{
char *end = NULL;
unsigned long len;
return pm;
}
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
static int
parse_hash_entry_number(const char *hash_entry_num)
{
return hash_en;
}
-#endif
static int
parse_config(const char *q_arg)
nb_lcore_params);
return -1;
}
- lcore_params_array[nb_lcore_params].port_id = (uint8_t)int_fld[FLD_PORT];
- lcore_params_array[nb_lcore_params].queue_id = (uint8_t)int_fld[FLD_QUEUE];
- lcore_params_array[nb_lcore_params].lcore_id = (uint8_t)int_fld[FLD_LCORE];
+ lcore_params_array[nb_lcore_params].port_id =
+ (uint8_t)int_fld[FLD_PORT];
+ lcore_params_array[nb_lcore_params].queue_id =
+ (uint8_t)int_fld[FLD_QUEUE];
+ lcore_params_array[nb_lcore_params].lcore_id =
+ (uint8_t)int_fld[FLD_LCORE];
++nb_lcore_params;
}
lcore_params = lcore_params_array;
return 0;
}
+static void
+parse_eth_dest(const char *optarg)
+{
+ uint16_t portid;
+ char *port_end;
+ uint8_t c, *dest, peer_addr[6];
+
+ errno = 0;
+ portid = strtoul(optarg, &port_end, 10);
+ if (errno != 0 || port_end == optarg || *port_end++ != ',')
+ rte_exit(EXIT_FAILURE,
+ "Invalid eth-dest: %s", optarg);
+ if (portid >= RTE_MAX_ETHPORTS)
+ rte_exit(EXIT_FAILURE,
+ "eth-dest: port %d >= RTE_MAX_ETHPORTS(%d)\n",
+ portid, RTE_MAX_ETHPORTS);
+
+ if (cmdline_parse_etheraddr(NULL, port_end,
+ &peer_addr, sizeof(peer_addr)) < 0)
+ rte_exit(EXIT_FAILURE,
+ "Invalid ethernet address: %s\n",
+ port_end);
+ dest = (uint8_t *)&dest_eth_addr[portid];
+ for (c = 0; c < 6; c++)
+ dest[c] = peer_addr[c];
+ *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
+}
+
+static void
+parse_mode(const char *optarg)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+
+ if (!strcmp(optarg, "poll"))
+ evt_rsrc->enabled = false;
+ else if (!strcmp(optarg, "eventdev"))
+ evt_rsrc->enabled = true;
+}
+
+static void
+parse_eventq_sched(const char *optarg)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+
+ if (!strcmp(optarg, "ordered"))
+ evt_rsrc->sched_type = RTE_SCHED_TYPE_ORDERED;
+ if (!strcmp(optarg, "atomic"))
+ evt_rsrc->sched_type = RTE_SCHED_TYPE_ATOMIC;
+ if (!strcmp(optarg, "parallel"))
+ evt_rsrc->sched_type = RTE_SCHED_TYPE_PARALLEL;
+}
+
+static void
+parse_event_eth_rx_queues(const char *eth_rx_queues)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+ char *end = NULL;
+ uint8_t num_eth_rx_queues;
+
+ /* parse decimal string */
+ num_eth_rx_queues = strtoul(eth_rx_queues, &end, 10);
+ if ((eth_rx_queues[0] == '\0') || (end == NULL) || (*end != '\0'))
+ return;
+
+ if (num_eth_rx_queues == 0)
+ return;
+
+ evt_rsrc->eth_rx_queues = num_eth_rx_queues;
+}
+
+#define MAX_JUMBO_PKT_LEN 9600
+
+static const char short_options[] =
+ "p:" /* portmask */
+ "P" /* promiscuous */
+ "L" /* enable long prefix match */
+ "E" /* enable exact match */
+ ;
+
#define CMD_LINE_OPT_CONFIG "config"
+#define CMD_LINE_OPT_ETH_DEST "eth-dest"
#define CMD_LINE_OPT_NO_NUMA "no-numa"
#define CMD_LINE_OPT_IPV6 "ipv6"
#define CMD_LINE_OPT_ENABLE_JUMBO "enable-jumbo"
#define CMD_LINE_OPT_HASH_ENTRY_NUM "hash-entry-num"
+#define CMD_LINE_OPT_PARSE_PTYPE "parse-ptype"
+#define CMD_LINE_OPT_PER_PORT_POOL "per-port-pool"
+#define CMD_LINE_OPT_MODE "mode"
+#define CMD_LINE_OPT_EVENTQ_SYNC "eventq-sched"
+#define CMD_LINE_OPT_EVENT_ETH_RX_QUEUES "event-eth-rxqs"
+enum {
+ /* long options mapped to a short option */
+
+ /* first long only option value must be >= 256, so that we won't
+ * conflict with short options */
+ CMD_LINE_OPT_MIN_NUM = 256,
+ CMD_LINE_OPT_CONFIG_NUM,
+ CMD_LINE_OPT_ETH_DEST_NUM,
+ CMD_LINE_OPT_NO_NUMA_NUM,
+ CMD_LINE_OPT_IPV6_NUM,
+ CMD_LINE_OPT_ENABLE_JUMBO_NUM,
+ CMD_LINE_OPT_HASH_ENTRY_NUM_NUM,
+ CMD_LINE_OPT_PARSE_PTYPE_NUM,
+ CMD_LINE_OPT_PARSE_PER_PORT_POOL,
+ CMD_LINE_OPT_MODE_NUM,
+ CMD_LINE_OPT_EVENTQ_SYNC_NUM,
+ CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM,
+};
+
+static const struct option lgopts[] = {
+ {CMD_LINE_OPT_CONFIG, 1, 0, CMD_LINE_OPT_CONFIG_NUM},
+ {CMD_LINE_OPT_ETH_DEST, 1, 0, CMD_LINE_OPT_ETH_DEST_NUM},
+ {CMD_LINE_OPT_NO_NUMA, 0, 0, CMD_LINE_OPT_NO_NUMA_NUM},
+ {CMD_LINE_OPT_IPV6, 0, 0, CMD_LINE_OPT_IPV6_NUM},
+ {CMD_LINE_OPT_ENABLE_JUMBO, 0, 0, CMD_LINE_OPT_ENABLE_JUMBO_NUM},
+ {CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, CMD_LINE_OPT_HASH_ENTRY_NUM_NUM},
+ {CMD_LINE_OPT_PARSE_PTYPE, 0, 0, CMD_LINE_OPT_PARSE_PTYPE_NUM},
+ {CMD_LINE_OPT_PER_PORT_POOL, 0, 0, CMD_LINE_OPT_PARSE_PER_PORT_POOL},
+ {CMD_LINE_OPT_MODE, 1, 0, CMD_LINE_OPT_MODE_NUM},
+ {CMD_LINE_OPT_EVENTQ_SYNC, 1, 0, CMD_LINE_OPT_EVENTQ_SYNC_NUM},
+ {CMD_LINE_OPT_EVENT_ETH_RX_QUEUES, 1, 0,
+ CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM},
+ {NULL, 0, 0, 0}
+};
+
+/*
+ * This expression is used to calculate the number of mbufs needed
+ * depending on user input, taking into account memory for rx and
+ * tx hardware rings, cache per lcore and mtable per port per lcore.
+ * RTE_MAX is used to ensure that NB_MBUF never goes below a minimum
+ * value of 8192
+ */
+#define NB_MBUF(nports) RTE_MAX( \
+ (nports*nb_rx_queue*nb_rxd + \
+ nports*nb_lcores*MAX_PKT_BURST + \
+ nports*n_tx_queue*nb_txd + \
+ nb_lcores*MEMPOOL_CACHE_SIZE), \
+ (unsigned)8192)
/* Parse the argument given in the command line of the application */
static int
char **argvopt;
int option_index;
char *prgname = argv[0];
- static struct option lgopts[] = {
- {CMD_LINE_OPT_CONFIG, 1, 0, 0},
- {CMD_LINE_OPT_NO_NUMA, 0, 0, 0},
- {CMD_LINE_OPT_IPV6, 0, 0, 0},
- {CMD_LINE_OPT_ENABLE_JUMBO, 0, 0, 0},
- {CMD_LINE_OPT_HASH_ENTRY_NUM, 1, 0, 0},
- {NULL, 0, 0, 0}
- };
+ uint8_t lcore_params = 0;
+ uint8_t eventq_sched = 0;
+ uint8_t eth_rx_q = 0;
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
argvopt = argv;
- while ((opt = getopt_long(argc, argvopt, "p:P",
+ /* Error or normal output strings. */
+ while ((opt = getopt_long(argc, argvopt, short_options,
lgopts, &option_index)) != EOF) {
switch (opt) {
case 'p':
enabled_port_mask = parse_portmask(optarg);
if (enabled_port_mask == 0) {
- printf("invalid portmask\n");
+ fprintf(stderr, "Invalid portmask\n");
print_usage(prgname);
return -1;
}
break;
+
case 'P':
- printf("Promiscuous mode selected\n");
promiscuous_on = 1;
break;
+ case 'E':
+ l3fwd_em_on = 1;
+ break;
+
+ case 'L':
+ l3fwd_lpm_on = 1;
+ break;
+
/* long options */
- case 0:
- if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_CONFIG,
- sizeof (CMD_LINE_OPT_CONFIG))) {
- ret = parse_config(optarg);
- if (ret) {
- printf("invalid config\n");
- print_usage(prgname);
- return -1;
- }
+ case CMD_LINE_OPT_CONFIG_NUM:
+ ret = parse_config(optarg);
+ if (ret) {
+ fprintf(stderr, "Invalid config\n");
+ print_usage(prgname);
+ return -1;
}
+ lcore_params = 1;
+ break;
- if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_NO_NUMA,
- sizeof(CMD_LINE_OPT_NO_NUMA))) {
- printf("numa is disabled \n");
- numa_on = 0;
- }
+ case CMD_LINE_OPT_ETH_DEST_NUM:
+ parse_eth_dest(optarg);
+ break;
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
- if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_IPV6,
- sizeof(CMD_LINE_OPT_IPV6))) {
- printf("ipv6 is specified \n");
- ipv6 = 1;
- }
-#endif
-
- if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_ENABLE_JUMBO,
- sizeof (CMD_LINE_OPT_ENABLE_JUMBO))) {
- struct option lenopts = {"max-pkt-len", required_argument, 0, 0};
-
- printf("jumbo frame is enabled - disabling simple TX path\n");
- port_conf.rxmode.jumbo_frame = 1;
-
- /* if no max-pkt-len set, use the default value ETHER_MAX_LEN */
- if (0 == getopt_long(argc, argvopt, "", &lenopts, &option_index)) {
- ret = parse_max_pkt_len(optarg);
- if ((ret < 64) || (ret > MAX_JUMBO_PKT_LEN)){
- printf("invalid packet length\n");
- print_usage(prgname);
- return -1;
- }
- port_conf.rxmode.max_rx_pkt_len = ret;
- }
- printf("set jumbo frame max packet length to %u\n",
- (unsigned int)port_conf.rxmode.max_rx_pkt_len);
- }
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
- if (!strncmp(lgopts[option_index].name, CMD_LINE_OPT_HASH_ENTRY_NUM,
- sizeof(CMD_LINE_OPT_HASH_ENTRY_NUM))) {
- ret = parse_hash_entry_number(optarg);
- if ((ret > 0) && (ret <= L3FWD_HASH_ENTRIES)) {
- hash_entry_number = ret;
- } else {
- printf("invalid hash entry number\n");
+ case CMD_LINE_OPT_NO_NUMA_NUM:
+ numa_on = 0;
+ break;
+
+ case CMD_LINE_OPT_IPV6_NUM:
+ ipv6 = 1;
+ break;
+
+ case CMD_LINE_OPT_ENABLE_JUMBO_NUM: {
+ const struct option lenopts = {
+ "max-pkt-len", required_argument, 0, 0
+ };
+
+ port_conf.rxmode.offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
+ port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
+
+ /*
+ * if no max-pkt-len set, use the default
+ * value RTE_ETHER_MAX_LEN.
+ */
+ if (getopt_long(argc, argvopt, "",
+ &lenopts, &option_index) == 0) {
+ ret = parse_max_pkt_len(optarg);
+ if (ret < 64 || ret > MAX_JUMBO_PKT_LEN) {
+ fprintf(stderr,
+ "invalid maximum packet length\n");
print_usage(prgname);
return -1;
}
+ port_conf.rxmode.max_rx_pkt_len = ret;
}
-#endif
break;
-
- default:
- print_usage(prgname);
- return -1;
}
- }
- if (optind >= 0)
- argv[optind-1] = prgname;
+ case CMD_LINE_OPT_HASH_ENTRY_NUM_NUM:
+ ret = parse_hash_entry_number(optarg);
+ if ((ret > 0) && (ret <= L3FWD_HASH_ENTRIES)) {
+ hash_entry_number = ret;
+ } else {
+ fprintf(stderr, "invalid hash entry number\n");
+ print_usage(prgname);
+ return -1;
+ }
+ break;
- ret = optind-1;
- optind = 0; /* reset getopt lib */
- return ret;
-}
+ case CMD_LINE_OPT_PARSE_PTYPE_NUM:
+ printf("soft parse-ptype is enabled\n");
+ parse_ptype = 1;
+ break;
-static void
-print_ethaddr(const char *name, const struct ether_addr *eth_addr)
-{
- char buf[ETHER_ADDR_FMT_SIZE];
- ether_format_addr(buf, ETHER_ADDR_FMT_SIZE, eth_addr);
- printf("%s%s", name, buf);
-}
+ case CMD_LINE_OPT_PARSE_PER_PORT_POOL:
+ printf("per port buffer pool is enabled\n");
+ per_port_pool = 1;
+ break;
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
+ case CMD_LINE_OPT_MODE_NUM:
+ parse_mode(optarg);
+ break;
-static void convert_ipv4_5tuple(struct ipv4_5tuple* key1,
- union ipv4_5tuple_host* key2)
-{
- key2->ip_dst = rte_cpu_to_be_32(key1->ip_dst);
- key2->ip_src = rte_cpu_to_be_32(key1->ip_src);
- key2->port_dst = rte_cpu_to_be_16(key1->port_dst);
- key2->port_src = rte_cpu_to_be_16(key1->port_src);
- key2->proto = key1->proto;
- key2->pad0 = 0;
- key2->pad1 = 0;
- return;
-}
+ case CMD_LINE_OPT_EVENTQ_SYNC_NUM:
+ parse_eventq_sched(optarg);
+ eventq_sched = 1;
+ break;
-static void convert_ipv6_5tuple(struct ipv6_5tuple* key1,
- union ipv6_5tuple_host* key2)
-{
- uint32_t i;
- for (i = 0; i < 16; i++)
- {
- key2->ip_dst[i] = key1->ip_dst[i];
- key2->ip_src[i] = key1->ip_src[i];
- }
- key2->port_dst = rte_cpu_to_be_16(key1->port_dst);
- key2->port_src = rte_cpu_to_be_16(key1->port_src);
- key2->proto = key1->proto;
- key2->pad0 = 0;
- key2->pad1 = 0;
- key2->reserve = 0;
- return;
-}
+ case CMD_LINE_OPT_EVENT_ETH_RX_QUEUES_NUM:
+ parse_event_eth_rx_queues(optarg);
+ eth_rx_q = 1;
+ break;
-#define BYTE_VALUE_MAX 256
-#define ALL_32_BITS 0xffffffff
-#define BIT_8_TO_15 0x0000ff00
-static inline void
-populate_ipv4_few_flow_into_table(const struct rte_hash* h)
-{
- uint32_t i;
- int32_t ret;
- uint32_t array_len = sizeof(ipv4_l3fwd_route_array)/sizeof(ipv4_l3fwd_route_array[0]);
-
- mask0 = _mm_set_epi32(ALL_32_BITS, ALL_32_BITS, ALL_32_BITS, BIT_8_TO_15);
- for (i = 0; i < array_len; i++) {
- struct ipv4_l3fwd_route entry;
- union ipv4_5tuple_host newkey;
- entry = ipv4_l3fwd_route_array[i];
- convert_ipv4_5tuple(&entry.key, &newkey);
- ret = rte_hash_add_key (h,(void *) &newkey);
- if (ret < 0) {
- rte_exit(EXIT_FAILURE, "Unable to add entry %" PRIu32
- " to the l3fwd hash.\n", i);
+ default:
+ print_usage(prgname);
+ return -1;
}
- ipv4_l3fwd_out_if[ret] = entry.if_out;
}
- printf("Hash: Adding 0x%" PRIx32 " keys\n", array_len);
-}
-#define BIT_16_TO_23 0x00ff0000
-static inline void
-populate_ipv6_few_flow_into_table(const struct rte_hash* h)
-{
- uint32_t i;
- int32_t ret;
- uint32_t array_len = sizeof(ipv6_l3fwd_route_array)/sizeof(ipv6_l3fwd_route_array[0]);
-
- mask1 = _mm_set_epi32(ALL_32_BITS, ALL_32_BITS, ALL_32_BITS, BIT_16_TO_23);
- mask2 = _mm_set_epi32(0, 0, ALL_32_BITS, ALL_32_BITS);
- for (i = 0; i < array_len; i++) {
- struct ipv6_l3fwd_route entry;
- union ipv6_5tuple_host newkey;
- entry = ipv6_l3fwd_route_array[i];
- convert_ipv6_5tuple(&entry.key, &newkey);
- ret = rte_hash_add_key (h, (void *) &newkey);
- if (ret < 0) {
- rte_exit(EXIT_FAILURE, "Unable to add entry %" PRIu32
- " to the l3fwd hash.\n", i);
- }
- ipv6_l3fwd_out_if[ret] = entry.if_out;
+ /* If both LPM and EM are selected, return error. */
+ if (l3fwd_lpm_on && l3fwd_em_on) {
+ fprintf(stderr, "LPM and EM are mutually exclusive, select only one\n");
+ return -1;
}
- printf("Hash: Adding 0x%" PRIx32 "keys\n", array_len);
-}
-
-#define NUMBER_PORT_USED 4
-static inline void
-populate_ipv4_many_flow_into_table(const struct rte_hash* h,
- unsigned int nr_flow)
-{
- unsigned i;
- mask0 = _mm_set_epi32(ALL_32_BITS, ALL_32_BITS, ALL_32_BITS, BIT_8_TO_15);
- for (i = 0; i < nr_flow; i++) {
- struct ipv4_l3fwd_route entry;
- union ipv4_5tuple_host newkey;
- uint8_t a = (uint8_t) ((i/NUMBER_PORT_USED)%BYTE_VALUE_MAX);
- uint8_t b = (uint8_t) (((i/NUMBER_PORT_USED)/BYTE_VALUE_MAX)%BYTE_VALUE_MAX);
- uint8_t c = (uint8_t) ((i/NUMBER_PORT_USED)/(BYTE_VALUE_MAX*BYTE_VALUE_MAX));
- /* Create the ipv4 exact match flow */
- memset(&entry, 0, sizeof(entry));
- switch (i & (NUMBER_PORT_USED -1)) {
- case 0:
- entry = ipv4_l3fwd_route_array[0];
- entry.key.ip_dst = IPv4(101,c,b,a);
- break;
- case 1:
- entry = ipv4_l3fwd_route_array[1];
- entry.key.ip_dst = IPv4(201,c,b,a);
- break;
- case 2:
- entry = ipv4_l3fwd_route_array[2];
- entry.key.ip_dst = IPv4(111,c,b,a);
- break;
- case 3:
- entry = ipv4_l3fwd_route_array[3];
- entry.key.ip_dst = IPv4(211,c,b,a);
- break;
- };
- convert_ipv4_5tuple(&entry.key, &newkey);
- int32_t ret = rte_hash_add_key(h,(void *) &newkey);
- if (ret < 0) {
- rte_exit(EXIT_FAILURE, "Unable to add entry %u\n", i);
- }
- ipv4_l3fwd_out_if[ret] = (uint8_t) entry.if_out;
+ if (evt_rsrc->enabled && lcore_params) {
+ fprintf(stderr, "lcore config is not valid when event mode is selected\n");
+ return -1;
}
- printf("Hash: Adding 0x%x keys\n", nr_flow);
-}
-
-static inline void
-populate_ipv6_many_flow_into_table(const struct rte_hash* h,
- unsigned int nr_flow)
-{
- unsigned i;
- mask1 = _mm_set_epi32(ALL_32_BITS, ALL_32_BITS, ALL_32_BITS, BIT_16_TO_23);
- mask2 = _mm_set_epi32(0, 0, ALL_32_BITS, ALL_32_BITS);
- for (i = 0; i < nr_flow; i++) {
- struct ipv6_l3fwd_route entry;
- union ipv6_5tuple_host newkey;
- uint8_t a = (uint8_t) ((i/NUMBER_PORT_USED)%BYTE_VALUE_MAX);
- uint8_t b = (uint8_t) (((i/NUMBER_PORT_USED)/BYTE_VALUE_MAX)%BYTE_VALUE_MAX);
- uint8_t c = (uint8_t) ((i/NUMBER_PORT_USED)/(BYTE_VALUE_MAX*BYTE_VALUE_MAX));
- /* Create the ipv6 exact match flow */
- memset(&entry, 0, sizeof(entry));
- switch (i & (NUMBER_PORT_USED - 1)) {
- case 0: entry = ipv6_l3fwd_route_array[0]; break;
- case 1: entry = ipv6_l3fwd_route_array[1]; break;
- case 2: entry = ipv6_l3fwd_route_array[2]; break;
- case 3: entry = ipv6_l3fwd_route_array[3]; break;
- };
- entry.key.ip_dst[13] = c;
- entry.key.ip_dst[14] = b;
- entry.key.ip_dst[15] = a;
- convert_ipv6_5tuple(&entry.key, &newkey);
- int32_t ret = rte_hash_add_key(h,(void *) &newkey);
- if (ret < 0) {
- rte_exit(EXIT_FAILURE, "Unable to add entry %u\n", i);
- }
- ipv6_l3fwd_out_if[ret] = (uint8_t) entry.if_out;
+ if (!evt_rsrc->enabled && eth_rx_q) {
+ fprintf(stderr, "eth_rx_queues is valid only when event mode is selected\n");
+ return -1;
}
- printf("Hash: Adding 0x%x keys\n", nr_flow);
-}
-static void
-setup_hash(int socketid)
-{
- struct rte_hash_parameters ipv4_l3fwd_hash_params = {
- .name = NULL,
- .entries = L3FWD_HASH_ENTRIES,
- .bucket_entries = 4,
- .key_len = sizeof(union ipv4_5tuple_host),
- .hash_func = ipv4_hash_crc,
- .hash_func_init_val = 0,
- };
-
- struct rte_hash_parameters ipv6_l3fwd_hash_params = {
- .name = NULL,
- .entries = L3FWD_HASH_ENTRIES,
- .bucket_entries = 4,
- .key_len = sizeof(union ipv6_5tuple_host),
- .hash_func = ipv6_hash_crc,
- .hash_func_init_val = 0,
- };
-
- char s[64];
-
- /* create ipv4 hash */
- snprintf(s, sizeof(s), "ipv4_l3fwd_hash_%d", socketid);
- ipv4_l3fwd_hash_params.name = s;
- ipv4_l3fwd_hash_params.socket_id = socketid;
- ipv4_l3fwd_lookup_struct[socketid] = rte_hash_create(&ipv4_l3fwd_hash_params);
- if (ipv4_l3fwd_lookup_struct[socketid] == NULL)
- rte_exit(EXIT_FAILURE, "Unable to create the l3fwd hash on "
- "socket %d\n", socketid);
-
- /* create ipv6 hash */
- snprintf(s, sizeof(s), "ipv6_l3fwd_hash_%d", socketid);
- ipv6_l3fwd_hash_params.name = s;
- ipv6_l3fwd_hash_params.socket_id = socketid;
- ipv6_l3fwd_lookup_struct[socketid] = rte_hash_create(&ipv6_l3fwd_hash_params);
- if (ipv6_l3fwd_lookup_struct[socketid] == NULL)
- rte_exit(EXIT_FAILURE, "Unable to create the l3fwd hash on "
- "socket %d\n", socketid);
-
- if (hash_entry_number != HASH_ENTRY_NUMBER_DEFAULT) {
- /* For testing hash matching with a large number of flows we
- * generate millions of IP 5-tuples with an incremented dst
- * address to initialize the hash table. */
- if (ipv6 == 0) {
- /* populate the ipv4 hash */
- populate_ipv4_many_flow_into_table(
- ipv4_l3fwd_lookup_struct[socketid], hash_entry_number);
- } else {
- /* populate the ipv6 hash */
- populate_ipv6_many_flow_into_table(
- ipv6_l3fwd_lookup_struct[socketid], hash_entry_number);
- }
- } else {
- /* Use data in ipv4/ipv6 l3fwd lookup table directly to initialize the hash table */
- if (ipv6 == 0) {
- /* populate the ipv4 hash */
- populate_ipv4_few_flow_into_table(ipv4_l3fwd_lookup_struct[socketid]);
- } else {
- /* populate the ipv6 hash */
- populate_ipv6_few_flow_into_table(ipv6_l3fwd_lookup_struct[socketid]);
- }
+ if (!evt_rsrc->enabled && eventq_sched) {
+ fprintf(stderr, "eventq_sched is valid only when event mode is selected\n");
+ return -1;
}
-}
-#endif
-
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
-static void
-setup_lpm(int socketid)
-{
- struct rte_lpm6_config config;
- unsigned i;
- int ret;
- char s[64];
-
- /* create the LPM table */
- snprintf(s, sizeof(s), "IPV4_L3FWD_LPM_%d", socketid);
- ipv4_l3fwd_lookup_struct[socketid] = rte_lpm_create(s, socketid,
- IPV4_L3FWD_LPM_MAX_RULES, 0);
- if (ipv4_l3fwd_lookup_struct[socketid] == NULL)
- rte_exit(EXIT_FAILURE, "Unable to create the l3fwd LPM table"
- " on socket %d\n", socketid);
-
- /* populate the LPM table */
- for (i = 0; i < IPV4_L3FWD_NUM_ROUTES; i++) {
-
- /* skip unused ports */
- if ((1 << ipv4_l3fwd_route_array[i].if_out &
- enabled_port_mask) == 0)
- continue;
-
- ret = rte_lpm_add(ipv4_l3fwd_lookup_struct[socketid],
- ipv4_l3fwd_route_array[i].ip,
- ipv4_l3fwd_route_array[i].depth,
- ipv4_l3fwd_route_array[i].if_out);
-
- if (ret < 0) {
- rte_exit(EXIT_FAILURE, "Unable to add entry %u to the "
- "l3fwd LPM table on socket %d\n",
- i, socketid);
- }
- printf("LPM: Adding route 0x%08x / %d (%d)\n",
- (unsigned)ipv4_l3fwd_route_array[i].ip,
- ipv4_l3fwd_route_array[i].depth,
- ipv4_l3fwd_route_array[i].if_out);
+ /*
+ * Nothing is selected, pick longest-prefix match
+ * as default match.
+ */
+ if (!l3fwd_lpm_on && !l3fwd_em_on) {
+ fprintf(stderr, "LPM or EM none selected, default LPM on\n");
+ l3fwd_lpm_on = 1;
}
- /* create the LPM6 table */
- snprintf(s, sizeof(s), "IPV6_L3FWD_LPM_%d", socketid);
-
- config.max_rules = IPV6_L3FWD_LPM_MAX_RULES;
- config.number_tbl8s = IPV6_L3FWD_LPM_NUMBER_TBL8S;
- config.flags = 0;
- ipv6_l3fwd_lookup_struct[socketid] = rte_lpm6_create(s, socketid,
- &config);
- if (ipv6_l3fwd_lookup_struct[socketid] == NULL)
- rte_exit(EXIT_FAILURE, "Unable to create the l3fwd LPM table"
- " on socket %d\n", socketid);
-
- /* populate the LPM table */
- for (i = 0; i < IPV6_L3FWD_NUM_ROUTES; i++) {
-
- /* skip unused ports */
- if ((1 << ipv6_l3fwd_route_array[i].if_out &
- enabled_port_mask) == 0)
- continue;
+ /*
+ * ipv6 and hash flags are valid only for
+ * exact macth, reset them to default for
+ * longest-prefix match.
+ */
+ if (l3fwd_lpm_on) {
+ ipv6 = 0;
+ hash_entry_number = HASH_ENTRY_NUMBER_DEFAULT;
+ }
- ret = rte_lpm6_add(ipv6_l3fwd_lookup_struct[socketid],
- ipv6_l3fwd_route_array[i].ip,
- ipv6_l3fwd_route_array[i].depth,
- ipv6_l3fwd_route_array[i].if_out);
+ if (optind >= 0)
+ argv[optind-1] = prgname;
- if (ret < 0) {
- rte_exit(EXIT_FAILURE, "Unable to add entry %u to the "
- "l3fwd LPM table on socket %d\n",
- i, socketid);
- }
+ ret = optind-1;
+ optind = 1; /* reset getopt lib */
+ return ret;
+}
- printf("LPM: Adding route %s / %d (%d)\n",
- "IPV6",
- ipv6_l3fwd_route_array[i].depth,
- ipv6_l3fwd_route_array[i].if_out);
- }
+static void
+print_ethaddr(const char *name, const struct rte_ether_addr *eth_addr)
+{
+ char buf[RTE_ETHER_ADDR_FMT_SIZE];
+ rte_ether_format_addr(buf, RTE_ETHER_ADDR_FMT_SIZE, eth_addr);
+ printf("%s%s", name, buf);
}
-#endif
-static int
-init_mem(unsigned nb_mbuf)
+int
+init_mem(uint16_t portid, unsigned int nb_mbuf)
{
struct lcore_conf *qconf;
int socketid;
socketid = 0;
if (socketid >= NB_SOCKETS) {
- rte_exit(EXIT_FAILURE, "Socket %d of lcore %u is out of range %d\n",
+ rte_exit(EXIT_FAILURE,
+ "Socket %d of lcore %u is out of range %d\n",
socketid, lcore_id, NB_SOCKETS);
}
- if (pktmbuf_pool[socketid] == NULL) {
- snprintf(s, sizeof(s), "mbuf_pool_%d", socketid);
- pktmbuf_pool[socketid] =
- rte_mempool_create(s, nb_mbuf, MBUF_SIZE, MEMPOOL_CACHE_SIZE,
- sizeof(struct rte_pktmbuf_pool_private),
- rte_pktmbuf_pool_init, NULL,
- rte_pktmbuf_init, NULL,
- socketid, 0);
- if (pktmbuf_pool[socketid] == NULL)
+
+ if (pktmbuf_pool[portid][socketid] == NULL) {
+ snprintf(s, sizeof(s), "mbuf_pool_%d:%d",
+ portid, socketid);
+ pktmbuf_pool[portid][socketid] =
+ rte_pktmbuf_pool_create(s, nb_mbuf,
+ MEMPOOL_CACHE_SIZE, 0,
+ RTE_MBUF_DEFAULT_BUF_SIZE, socketid);
+ if (pktmbuf_pool[portid][socketid] == NULL)
rte_exit(EXIT_FAILURE,
- "Cannot init mbuf pool on socket %d\n", socketid);
+ "Cannot init mbuf pool on socket %d\n",
+ socketid);
else
- printf("Allocated mbuf pool on socket %d\n", socketid);
+ printf("Allocated mbuf pool on socket %d\n",
+ socketid);
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
- setup_lpm(socketid);
-#else
- setup_hash(socketid);
-#endif
+ /* Setup either LPM or EM(f.e Hash). But, only once per
+ * available socket.
+ */
+ if (!lkp_per_socket[socketid]) {
+ l3fwd_lkp.setup(socketid);
+ lkp_per_socket[socketid] = 1;
+ }
}
qconf = &lcore_conf[lcore_id];
- qconf->ipv4_lookup_struct = ipv4_l3fwd_lookup_struct[socketid];
- qconf->ipv6_lookup_struct = ipv6_l3fwd_lookup_struct[socketid];
+ qconf->ipv4_lookup_struct =
+ l3fwd_lkp.get_ipv4_lookup_struct(socketid);
+ qconf->ipv6_lookup_struct =
+ l3fwd_lkp.get_ipv6_lookup_struct(socketid);
}
return 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)
+check_all_ports_link_status(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;
+ uint16_t portid;
+ uint8_t count, all_ports_up, print_flag = 0;
struct rte_eth_link link;
+ int ret;
printf("\nChecking link status");
fflush(stdout);
for (count = 0; count <= MAX_CHECK_TIME; count++) {
+ if (force_quit)
+ return;
all_ports_up = 1;
- for (portid = 0; portid < port_num; portid++) {
+ RTE_ETH_FOREACH_DEV(portid) {
+ if (force_quit)
+ return;
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,
+ 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",
- (uint8_t)portid);
+ printf("Port %d Link Down\n", portid);
continue;
}
/* clear all_ports_up flag if any link down */
- if (link.link_status == 0) {
+ if (link.link_status == ETH_LINK_DOWN) {
all_ports_up = 0;
break;
}
}
}
-int
-main(int argc, char **argv)
+static void
+signal_handler(int signum)
{
- struct lcore_conf *qconf;
+ if (signum == SIGINT || signum == SIGTERM) {
+ printf("\n\nSignal %d received, preparing to exit...\n",
+ signum);
+ force_quit = true;
+ }
+}
+
+static int
+prepare_ptype_parser(uint16_t portid, uint16_t queueid)
+{
+ if (parse_ptype) {
+ printf("Port %d: softly parse packet type info\n", portid);
+ if (rte_eth_add_rx_callback(portid, queueid,
+ l3fwd_lkp.cb_parse_ptype,
+ NULL))
+ return 1;
+
+ printf("Failed to add rx callback: port=%d\n", portid);
+ return 0;
+ }
+
+ if (l3fwd_lkp.check_ptype(portid))
+ return 1;
+
+ printf("port %d cannot parse packet type, please add --%s\n",
+ portid, CMD_LINE_OPT_PARSE_PTYPE);
+ return 0;
+}
+
+static void
+l3fwd_poll_resource_setup(void)
+{
+ uint8_t nb_rx_queue, queue, socketid;
struct rte_eth_dev_info dev_info;
+ uint32_t n_tx_queue, nb_lcores;
struct rte_eth_txconf *txconf;
+ struct lcore_conf *qconf;
+ uint16_t queueid, portid;
+ unsigned int nb_ports;
+ unsigned int lcore_id;
int ret;
- unsigned nb_ports;
- uint16_t queueid;
- unsigned lcore_id;
- uint32_t n_tx_queue, nb_lcores;
- uint8_t portid, nb_rx_queue, queue, socketid;
-
- /* init EAL */
- ret = rte_eal_init(argc, argv);
- if (ret < 0)
- rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
- argc -= ret;
- argv += ret;
-
- /* parse application arguments (after the EAL ones) */
- ret = parse_args(argc, argv);
- if (ret < 0)
- rte_exit(EXIT_FAILURE, "Invalid L3FWD parameters\n");
if (check_lcore_params() < 0)
rte_exit(EXIT_FAILURE, "check_lcore_params failed\n");
if (ret < 0)
rte_exit(EXIT_FAILURE, "init_lcore_rx_queues failed\n");
- nb_ports = rte_eth_dev_count();
- if (nb_ports > RTE_MAX_ETHPORTS)
- nb_ports = RTE_MAX_ETHPORTS;
+ nb_ports = rte_eth_dev_count_avail();
- if (check_port_config(nb_ports) < 0)
+ if (check_port_config() < 0)
rte_exit(EXIT_FAILURE, "check_port_config failed\n");
nb_lcores = rte_lcore_count();
/* initialize all ports */
- for (portid = 0; portid < nb_ports; portid++) {
+ RTE_ETH_FOREACH_DEV(portid) {
+ struct rte_eth_conf local_port_conf = port_conf;
+
/* skip ports that are not enabled */
if ((enabled_port_mask & (1 << portid)) == 0) {
printf("\nSkipping disabled port %d\n", portid);
n_tx_queue = MAX_TX_QUEUE_PER_PORT;
printf("Creating queues: nb_rxq=%d nb_txq=%u... ",
nb_rx_queue, (unsigned)n_tx_queue );
+
+ 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;
+
+ local_port_conf.rx_adv_conf.rss_conf.rss_hf &=
+ dev_info.flow_type_rss_offloads;
+ if (local_port_conf.rx_adv_conf.rss_conf.rss_hf !=
+ port_conf.rx_adv_conf.rss_conf.rss_hf) {
+ printf("Port %u modified RSS hash function based on hardware support,"
+ "requested:%#"PRIx64" configured:%#"PRIx64"\n",
+ portid,
+ port_conf.rx_adv_conf.rss_conf.rss_hf,
+ local_port_conf.rx_adv_conf.rss_conf.rss_hf);
+ }
+
ret = rte_eth_dev_configure(portid, nb_rx_queue,
- (uint16_t)n_tx_queue, &port_conf);
+ (uint16_t)n_tx_queue, &local_port_conf);
if (ret < 0)
- rte_exit(EXIT_FAILURE, "Cannot configure device: err=%d, port=%d\n",
+ rte_exit(EXIT_FAILURE,
+ "Cannot configure device: err=%d, port=%d\n",
ret, portid);
- rte_eth_macaddr_get(portid, &ports_eth_addr[portid]);
+ ret = rte_eth_dev_adjust_nb_rx_tx_desc(portid, &nb_rxd,
+ &nb_txd);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Cannot adjust number of descriptors: err=%d, "
+ "port=%d\n", ret, portid);
+
+ ret = rte_eth_macaddr_get(portid, &ports_eth_addr[portid]);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Cannot get MAC address: err=%d, port=%d\n",
+ ret, portid);
+
print_ethaddr(" Address:", &ports_eth_addr[portid]);
printf(", ");
+ print_ethaddr("Destination:",
+ (const struct rte_ether_addr *)&dest_eth_addr[portid]);
+ printf(", ");
/*
- * prepare dst and src MACs for each port.
+ * prepare src MACs for each port.
*/
- *(uint64_t *)(val_eth + portid) =
- ETHER_LOCAL_ADMIN_ADDR + ((uint64_t)portid << 40);
- ether_addr_copy(&ports_eth_addr[portid],
- (struct ether_addr *)(val_eth + portid) + 1);
+ rte_ether_addr_copy(&ports_eth_addr[portid],
+ (struct rte_ether_addr *)(val_eth + portid) + 1);
/* init memory */
- ret = init_mem(NB_MBUF);
+ if (!per_port_pool) {
+ /* portid = 0; this is *not* signifying the first port,
+ * rather, it signifies that portid is ignored.
+ */
+ ret = init_mem(0, NB_MBUF(nb_ports));
+ } else {
+ ret = init_mem(portid, NB_MBUF(1));
+ }
if (ret < 0)
rte_exit(EXIT_FAILURE, "init_mem failed\n");
continue;
if (numa_on)
- socketid = (uint8_t)rte_lcore_to_socket_id(lcore_id);
+ socketid =
+ (uint8_t)rte_lcore_to_socket_id(lcore_id);
else
socketid = 0;
printf("txq=%u,%d,%d ", lcore_id, queueid, socketid);
fflush(stdout);
- rte_eth_dev_info_get(portid, &dev_info);
txconf = &dev_info.default_txconf;
- if (port_conf.rxmode.jumbo_frame)
- txconf->txq_flags = 0;
+ txconf->offloads = local_port_conf.txmode.offloads;
ret = rte_eth_tx_queue_setup(portid, queueid, nb_txd,
socketid, txconf);
if (ret < 0)
- rte_exit(EXIT_FAILURE, "rte_eth_tx_queue_setup: err=%d, "
+ rte_exit(EXIT_FAILURE,
+ "rte_eth_tx_queue_setup: err=%d, "
"port=%d\n", ret, portid);
qconf = &lcore_conf[lcore_id];
qconf->tx_queue_id[portid] = queueid;
queueid++;
+
+ qconf->tx_port_id[qconf->n_tx_port] = portid;
+ qconf->n_tx_port++;
}
printf("\n");
}
fflush(stdout);
/* init RX queues */
for(queue = 0; queue < qconf->n_rx_queue; ++queue) {
+ struct rte_eth_rxconf rxq_conf;
+
portid = qconf->rx_queue_list[queue].port_id;
queueid = qconf->rx_queue_list[queue].queue_id;
if (numa_on)
- socketid = (uint8_t)rte_lcore_to_socket_id(lcore_id);
+ socketid =
+ (uint8_t)rte_lcore_to_socket_id(lcore_id);
else
socketid = 0;
printf("rxq=%d,%d,%d ", portid, queueid, socketid);
fflush(stdout);
- ret = rte_eth_rx_queue_setup(portid, queueid, nb_rxd,
- socketid,
- NULL,
- pktmbuf_pool[socketid]);
+ 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));
+
+ rxq_conf = dev_info.default_rxconf;
+ rxq_conf.offloads = port_conf.rxmode.offloads;
+ if (!per_port_pool)
+ ret = rte_eth_rx_queue_setup(portid, queueid,
+ nb_rxd, socketid,
+ &rxq_conf,
+ pktmbuf_pool[0][socketid]);
+ else
+ ret = rte_eth_rx_queue_setup(portid, queueid,
+ nb_rxd, socketid,
+ &rxq_conf,
+ pktmbuf_pool[portid][socketid]);
if (ret < 0)
- rte_exit(EXIT_FAILURE, "rte_eth_rx_queue_setup: err=%d,"
- "port=%d\n", ret, portid);
+ rte_exit(EXIT_FAILURE,
+ "rte_eth_rx_queue_setup: err=%d, port=%d\n",
+ ret, portid);
}
}
+}
- printf("\n");
+static inline int
+l3fwd_service_enable(uint32_t service_id)
+{
+ uint8_t min_service_count = UINT8_MAX;
+ uint32_t slcore_array[RTE_MAX_LCORE];
+ unsigned int slcore = 0;
+ uint8_t service_count;
+ int32_t slcore_count;
+
+ if (!rte_service_lcore_count())
+ return -ENOENT;
+
+ slcore_count = rte_service_lcore_list(slcore_array, RTE_MAX_LCORE);
+ if (slcore_count < 0)
+ return -ENOENT;
+ /* Get the core which has least number of services running. */
+ while (slcore_count--) {
+ /* Reset default mapping */
+ rte_service_map_lcore_set(service_id,
+ slcore_array[slcore_count], 0);
+ service_count = rte_service_lcore_count_services(
+ slcore_array[slcore_count]);
+ if (service_count < min_service_count) {
+ slcore = slcore_array[slcore_count];
+ min_service_count = service_count;
+ }
+ }
+ if (rte_service_map_lcore_set(service_id, slcore, 1))
+ return -ENOENT;
+ rte_service_lcore_start(slcore);
+
+ return 0;
+}
+
+static void
+l3fwd_event_service_setup(void)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+ struct rte_event_dev_info evdev_info;
+ uint32_t service_id, caps;
+ int ret, i;
+
+ rte_event_dev_info_get(evt_rsrc->event_d_id, &evdev_info);
+ if (!(evdev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED)) {
+ ret = rte_event_dev_service_id_get(evt_rsrc->event_d_id,
+ &service_id);
+ if (ret != -ESRCH && ret != 0)
+ rte_exit(EXIT_FAILURE,
+ "Error in starting eventdev service\n");
+ l3fwd_service_enable(service_id);
+ }
+
+ for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++) {
+ ret = rte_event_eth_rx_adapter_caps_get(evt_rsrc->event_d_id,
+ evt_rsrc->rx_adptr.rx_adptr[i], &caps);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Failed to get Rx adapter[%d] caps\n",
+ evt_rsrc->rx_adptr.rx_adptr[i]);
+ ret = rte_event_eth_rx_adapter_service_id_get(
+ evt_rsrc->event_d_id,
+ &service_id);
+ if (ret != -ESRCH && ret != 0)
+ rte_exit(EXIT_FAILURE,
+ "Error in starting Rx adapter[%d] service\n",
+ evt_rsrc->rx_adptr.rx_adptr[i]);
+ l3fwd_service_enable(service_id);
+ }
+
+ for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++) {
+ ret = rte_event_eth_tx_adapter_caps_get(evt_rsrc->event_d_id,
+ evt_rsrc->tx_adptr.tx_adptr[i], &caps);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE,
+ "Failed to get Rx adapter[%d] caps\n",
+ evt_rsrc->tx_adptr.tx_adptr[i]);
+ ret = rte_event_eth_tx_adapter_service_id_get(
+ evt_rsrc->event_d_id,
+ &service_id);
+ if (ret != -ESRCH && ret != 0)
+ rte_exit(EXIT_FAILURE,
+ "Error in starting Rx adapter[%d] service\n",
+ evt_rsrc->tx_adptr.tx_adptr[i]);
+ l3fwd_service_enable(service_id);
+ }
+}
+
+int
+main(int argc, char **argv)
+{
+ struct l3fwd_event_resources *evt_rsrc;
+ struct lcore_conf *qconf;
+ uint16_t queueid, portid;
+ unsigned int lcore_id;
+ uint8_t queue;
+ int i, ret;
+
+ /* init EAL */
+ ret = rte_eal_init(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid EAL parameters\n");
+ argc -= ret;
+ argv += ret;
+
+ force_quit = false;
+ signal(SIGINT, signal_handler);
+ signal(SIGTERM, signal_handler);
+
+ /* pre-init dst MACs for all ports to 02:00:00:00:00:xx */
+ for (portid = 0; portid < RTE_MAX_ETHPORTS; portid++) {
+ dest_eth_addr[portid] =
+ RTE_ETHER_LOCAL_ADMIN_ADDR + ((uint64_t)portid << 40);
+ *(uint64_t *)(val_eth + portid) = dest_eth_addr[portid];
+ }
+
+ evt_rsrc = l3fwd_get_eventdev_rsrc();
+ /* parse application arguments (after the EAL ones) */
+ ret = parse_args(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid L3FWD parameters\n");
+
+ /* Setup function pointers for lookup method. */
+ setup_l3fwd_lookup_tables();
+
+ evt_rsrc->per_port_pool = per_port_pool;
+ evt_rsrc->pkt_pool = pktmbuf_pool;
+ evt_rsrc->port_mask = enabled_port_mask;
+ /* Configure eventdev parameters if user has requested */
+ if (evt_rsrc->enabled) {
+ l3fwd_event_resource_setup(&port_conf);
+ if (l3fwd_em_on)
+ l3fwd_lkp.main_loop = evt_rsrc->ops.em_event_loop;
+ else
+ l3fwd_lkp.main_loop = evt_rsrc->ops.lpm_event_loop;
+ l3fwd_event_service_setup();
+ } else
+ l3fwd_poll_resource_setup();
/* start ports */
- for (portid = 0; portid < nb_ports; portid++) {
+ RTE_ETH_FOREACH_DEV(portid) {
if ((enabled_port_mask & (1 << portid)) == 0) {
continue;
}
/* Start device */
ret = rte_eth_dev_start(portid);
if (ret < 0)
- rte_exit(EXIT_FAILURE, "rte_eth_dev_start: err=%d, port=%d\n",
+ rte_exit(EXIT_FAILURE,
+ "rte_eth_dev_start: err=%d, port=%d\n",
ret, portid);
/*
* to itself through 2 cross-connected ports of the
* target machine.
*/
- if (promiscuous_on)
- rte_eth_promiscuous_enable(portid);
+ if (promiscuous_on) {
+ 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("\n");
+
+ for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) {
+ if (rte_lcore_is_enabled(lcore_id) == 0)
+ continue;
+ qconf = &lcore_conf[lcore_id];
+ for (queue = 0; queue < qconf->n_rx_queue; ++queue) {
+ portid = qconf->rx_queue_list[queue].port_id;
+ queueid = qconf->rx_queue_list[queue].queue_id;
+ if (prepare_ptype_parser(portid, queueid) == 0)
+ rte_exit(EXIT_FAILURE, "ptype check fails\n");
+ }
}
- check_all_ports_link_status((uint8_t)nb_ports, enabled_port_mask);
+ check_all_ports_link_status(enabled_port_mask);
+ ret = 0;
/* launch per-lcore init on every lcore */
- rte_eal_mp_remote_launch(main_loop, NULL, CALL_MASTER);
- RTE_LCORE_FOREACH_SLAVE(lcore_id) {
- if (rte_eal_wait_lcore(lcore_id) < 0)
- return -1;
+ rte_eal_mp_remote_launch(l3fwd_lkp.main_loop, NULL, CALL_MASTER);
+ if (evt_rsrc->enabled) {
+ for (i = 0; i < evt_rsrc->rx_adptr.nb_rx_adptr; i++)
+ rte_event_eth_rx_adapter_stop(
+ evt_rsrc->rx_adptr.rx_adptr[i]);
+ for (i = 0; i < evt_rsrc->tx_adptr.nb_tx_adptr; i++)
+ rte_event_eth_tx_adapter_stop(
+ evt_rsrc->tx_adptr.tx_adptr[i]);
+
+ RTE_ETH_FOREACH_DEV(portid) {
+ if ((enabled_port_mask & (1 << portid)) == 0)
+ continue;
+ rte_eth_dev_stop(portid);
+ }
+
+ rte_eal_mp_wait_lcore();
+ RTE_ETH_FOREACH_DEV(portid) {
+ if ((enabled_port_mask & (1 << portid)) == 0)
+ continue;
+ rte_eth_dev_close(portid);
+ }
+
+ rte_event_dev_stop(evt_rsrc->event_d_id);
+ rte_event_dev_close(evt_rsrc->event_d_id);
+
+ } else {
+ rte_eal_mp_wait_lcore();
+
+ RTE_ETH_FOREACH_DEV(portid) {
+ if ((enabled_port_mask & (1 << portid)) == 0)
+ continue;
+ printf("Closing port %d...", portid);
+ rte_eth_dev_stop(portid);
+ rte_eth_dev_close(portid);
+ printf(" Done\n");
+ }
}
+ printf("Bye...\n");
- return 0;
+ return ret;
}