1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2013 Intel Corporation. All rights reserved. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * * Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * * Neither the name of Intel Corporation nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include <unistd.h> 35 #include <stdint.h> 36 37 #include <rte_log.h> 38 #include <rte_mbuf.h> 39 #include <rte_malloc.h> 40 #include <rte_cycles.h> 41 #include <rte_ethdev.h> 42 #include <rte_memcpy.h> 43 #include <rte_byteorder.h> 44 #include <rte_branch_prediction.h> 45 46 #include <rte_sched.h> 47 48 #include "main.h" 49 50 #define APP_MODE_NONE 0 51 #define APP_RX_MODE 1 52 #define APP_WT_MODE 2 53 #define APP_TX_MODE 4 54 55 56 /* main processing loop */ 57 static int 58 app_main_loop(__attribute__((unused))void *dummy) 59 { 60 uint32_t lcore_id; 61 uint32_t i, mode; 62 uint32_t rx_idx = 0; 63 uint32_t wt_idx = 0; 64 uint32_t tx_idx = 0; 65 struct thread_conf *rx_confs[MAX_DATA_STREAMS]; 66 struct thread_conf *wt_confs[MAX_DATA_STREAMS]; 67 struct thread_conf *tx_confs[MAX_DATA_STREAMS]; 68 69 memset(rx_confs, 0, sizeof(rx_confs)); 70 memset(wt_confs, 0, sizeof(wt_confs)); 71 memset(tx_confs, 0, sizeof(tx_confs)); 72 73 74 mode = APP_MODE_NONE; 75 lcore_id = rte_lcore_id(); 76 77 for (i = 0; i < nb_pfc; i++) { 78 struct flow_conf *flow = &qos_conf[i]; 79 80 if (flow->rx_core == lcore_id) { 81 flow->rx_thread.rx_port = flow->rx_port; 82 flow->rx_thread.rx_ring = flow->rx_ring; 83 flow->rx_thread.rx_queue = flow->rx_queue; 84 85 rx_confs[rx_idx++] = &flow->rx_thread; 86 87 mode |= APP_RX_MODE; 88 } 89 if (flow->tx_core == lcore_id) { 90 flow->tx_thread.tx_port = flow->tx_port; 91 flow->tx_thread.tx_ring = flow->tx_ring; 92 flow->tx_thread.tx_queue = flow->tx_queue; 93 94 tx_confs[tx_idx++] = &flow->tx_thread; 95 96 mode |= APP_TX_MODE; 97 } 98 if (flow->wt_core == lcore_id) { 99 flow->wt_thread.rx_ring = flow->rx_ring; 100 flow->wt_thread.tx_ring = flow->tx_ring; 101 flow->wt_thread.tx_port = flow->tx_port; 102 flow->wt_thread.sched_port = flow->sched_port; 103 104 wt_confs[wt_idx++] = &flow->wt_thread; 105 106 mode |= APP_WT_MODE; 107 } 108 } 109 110 if (mode == APP_MODE_NONE) { 111 RTE_LOG(INFO, APP, "lcore %u has nothing to do\n", lcore_id); 112 return -1; 113 } 114 115 if (mode == (APP_RX_MODE | APP_WT_MODE)) { 116 RTE_LOG(INFO, APP, "lcore %u was configured for both RX and WT !!!\n", 117 lcore_id); 118 return -1; 119 } 120 121 RTE_LOG(INFO, APP, "entering main loop on lcore %u\n", lcore_id); 122 /* initialize mbuf memory */ 123 if (mode == APP_RX_MODE) { 124 for (i = 0; i < rx_idx; i++) { 125 RTE_LOG(INFO, APP, "flow %u lcoreid %u reading port %hu\n", 126 i, lcore_id, rx_confs[i]->rx_port); 127 } 128 129 app_rx_thread(rx_confs); 130 } 131 else if (mode == (APP_TX_MODE | APP_WT_MODE)) { 132 for (i = 0; i < wt_idx; i++) { 133 wt_confs[i]->m_table = rte_malloc("table_wt", sizeof(struct rte_mbuf *) 134 * burst_conf.tx_burst, CACHE_LINE_SIZE); 135 136 if (wt_confs[i]->m_table == NULL) 137 rte_panic("flow %u unable to allocate memory buffer\n", i); 138 139 RTE_LOG(INFO, APP, "flow %u lcoreid %u sched+write port %hu\n", 140 i, lcore_id, wt_confs[i]->tx_port); 141 } 142 143 app_mixed_thread(wt_confs); 144 } 145 else if (mode == APP_TX_MODE) { 146 for (i = 0; i < tx_idx; i++) { 147 tx_confs[i]->m_table = rte_malloc("table_tx", sizeof(struct rte_mbuf *) 148 * burst_conf.tx_burst, CACHE_LINE_SIZE); 149 150 if (tx_confs[i]->m_table == NULL) 151 rte_panic("flow %u unable to allocate memory buffer\n", i); 152 153 RTE_LOG(INFO, APP, "flow %u lcoreid %u writing port %hu\n", 154 i, lcore_id, tx_confs[i]->tx_port); 155 } 156 157 app_tx_thread(tx_confs); 158 } 159 else if (mode == APP_WT_MODE){ 160 for (i = 0; i < wt_idx; i++) { 161 RTE_LOG(INFO, APP, "flow %u lcoreid %u scheduling \n", i, lcore_id); 162 } 163 164 app_worker_thread(wt_confs); 165 } 166 167 return 0; 168 } 169 170 static void 171 app_stat(void) 172 { 173 uint32_t i; 174 struct rte_eth_stats stats; 175 static struct rte_eth_stats rx_stats[MAX_DATA_STREAMS]; 176 static struct rte_eth_stats tx_stats[MAX_DATA_STREAMS]; 177 178 /* print statistics */ 179 for(i = 0; i < nb_pfc; i++) { 180 struct flow_conf *flow = &qos_conf[i]; 181 182 rte_eth_stats_get(flow->rx_port, &stats); 183 printf("\nRX port %hu: rx: %"PRIu64 " err: %"PRIu64 " no_mbuf: %"PRIu64 "\n", 184 flow->rx_port, 185 stats.ipackets - rx_stats[i].ipackets, 186 stats.ierrors - rx_stats[i].ierrors, 187 stats.rx_nombuf - rx_stats[i].rx_nombuf); 188 memcpy(&rx_stats[i], &stats, sizeof(stats)); 189 190 rte_eth_stats_get(flow->tx_port, &stats); 191 printf("TX port %hu: tx: %" PRIu64 " err: %" PRIu64 "\n", 192 flow->tx_port, 193 stats.opackets - tx_stats[i].opackets, 194 stats.oerrors - tx_stats[i].oerrors); 195 memcpy(&tx_stats[i], &stats, sizeof(stats)); 196 197 //printf("MP = %d\n", rte_mempool_count(conf->app_pktmbuf_pool)); 198 199 #if APP_COLLECT_STAT 200 printf("-------+------------+------------+\n"); 201 printf(" | received | dropped |\n"); 202 printf("-------+------------+------------+\n"); 203 printf(" RX | %10" PRIu64 " | %10" PRIu64 " |\n", 204 flow->rx_thread.stat.nb_rx, 205 flow->rx_thread.stat.nb_drop); 206 printf("QOS+TX | %10" PRIu64 " | %10" PRIu64 " | pps: %"PRIu64 " \n", 207 flow->wt_thread.stat.nb_rx, 208 flow->wt_thread.stat.nb_drop, 209 flow->wt_thread.stat.nb_rx - flow->wt_thread.stat.nb_drop); 210 printf("-------+------------+------------+\n"); 211 212 memset(&flow->rx_thread.stat, 0, sizeof(struct thread_stat)); 213 memset(&flow->wt_thread.stat, 0, sizeof(struct thread_stat)); 214 #endif 215 } 216 } 217 218 219 220 int 221 MAIN(int argc, char **argv) 222 { 223 int ret; 224 225 ret = app_parse_args(argc, argv); 226 if (ret < 0) 227 return -1; 228 229 ret = app_init(); 230 if (ret < 0) 231 return -1; 232 233 234 /* launch per-lcore init on every lcore */ 235 rte_eal_mp_remote_launch(app_main_loop, NULL, SKIP_MASTER); 236 237 /* print statistics every second */ 238 while(1) { 239 sleep(1); 240 app_stat(); 241 } 242 } 243 244 245 246