1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2010-2014 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 uint8_t interactive = APP_INTERACTIVE_DEFAULT; 56 uint32_t qavg_period = APP_QAVG_PERIOD; 57 uint32_t qavg_ntimes = APP_QAVG_NTIMES; 58 59 /* main processing loop */ 60 static int 61 app_main_loop(__attribute__((unused))void *dummy) 62 { 63 uint32_t lcore_id; 64 uint32_t i, mode; 65 uint32_t rx_idx = 0; 66 uint32_t wt_idx = 0; 67 uint32_t tx_idx = 0; 68 struct thread_conf *rx_confs[MAX_DATA_STREAMS]; 69 struct thread_conf *wt_confs[MAX_DATA_STREAMS]; 70 struct thread_conf *tx_confs[MAX_DATA_STREAMS]; 71 72 memset(rx_confs, 0, sizeof(rx_confs)); 73 memset(wt_confs, 0, sizeof(wt_confs)); 74 memset(tx_confs, 0, sizeof(tx_confs)); 75 76 77 mode = APP_MODE_NONE; 78 lcore_id = rte_lcore_id(); 79 80 for (i = 0; i < nb_pfc; i++) { 81 struct flow_conf *flow = &qos_conf[i]; 82 83 if (flow->rx_core == lcore_id) { 84 flow->rx_thread.rx_port = flow->rx_port; 85 flow->rx_thread.rx_ring = flow->rx_ring; 86 flow->rx_thread.rx_queue = flow->rx_queue; 87 88 rx_confs[rx_idx++] = &flow->rx_thread; 89 90 mode |= APP_RX_MODE; 91 } 92 if (flow->tx_core == lcore_id) { 93 flow->tx_thread.tx_port = flow->tx_port; 94 flow->tx_thread.tx_ring = flow->tx_ring; 95 flow->tx_thread.tx_queue = flow->tx_queue; 96 97 tx_confs[tx_idx++] = &flow->tx_thread; 98 99 mode |= APP_TX_MODE; 100 } 101 if (flow->wt_core == lcore_id) { 102 flow->wt_thread.rx_ring = flow->rx_ring; 103 flow->wt_thread.tx_ring = flow->tx_ring; 104 flow->wt_thread.tx_port = flow->tx_port; 105 flow->wt_thread.sched_port = flow->sched_port; 106 107 wt_confs[wt_idx++] = &flow->wt_thread; 108 109 mode |= APP_WT_MODE; 110 } 111 } 112 113 if (mode == APP_MODE_NONE) { 114 RTE_LOG(INFO, APP, "lcore %u has nothing to do\n", lcore_id); 115 return -1; 116 } 117 118 if (mode == (APP_RX_MODE | APP_WT_MODE)) { 119 RTE_LOG(INFO, APP, "lcore %u was configured for both RX and WT !!!\n", 120 lcore_id); 121 return -1; 122 } 123 124 RTE_LOG(INFO, APP, "entering main loop on lcore %u\n", lcore_id); 125 /* initialize mbuf memory */ 126 if (mode == APP_RX_MODE) { 127 for (i = 0; i < rx_idx; i++) { 128 RTE_LOG(INFO, APP, "flow%u lcoreid%u reading port%u\n", 129 i, lcore_id, rx_confs[i]->rx_port); 130 } 131 132 app_rx_thread(rx_confs); 133 } 134 else if (mode == (APP_TX_MODE | APP_WT_MODE)) { 135 for (i = 0; i < wt_idx; i++) { 136 wt_confs[i]->m_table = rte_malloc("table_wt", sizeof(struct rte_mbuf *) 137 * burst_conf.tx_burst, RTE_CACHE_LINE_SIZE); 138 139 if (wt_confs[i]->m_table == NULL) 140 rte_panic("flow %u unable to allocate memory buffer\n", i); 141 142 RTE_LOG(INFO, APP, 143 "flow %u lcoreid %u sched+write port %u\n", 144 i, lcore_id, wt_confs[i]->tx_port); 145 } 146 147 app_mixed_thread(wt_confs); 148 } 149 else if (mode == APP_TX_MODE) { 150 for (i = 0; i < tx_idx; i++) { 151 tx_confs[i]->m_table = rte_malloc("table_tx", sizeof(struct rte_mbuf *) 152 * burst_conf.tx_burst, RTE_CACHE_LINE_SIZE); 153 154 if (tx_confs[i]->m_table == NULL) 155 rte_panic("flow %u unable to allocate memory buffer\n", i); 156 157 RTE_LOG(INFO, APP, "flow%u lcoreid%u write port%u\n", 158 i, lcore_id, tx_confs[i]->tx_port); 159 } 160 161 app_tx_thread(tx_confs); 162 } 163 else if (mode == APP_WT_MODE){ 164 for (i = 0; i < wt_idx; i++) { 165 RTE_LOG(INFO, APP, "flow %u lcoreid %u scheduling \n", i, lcore_id); 166 } 167 168 app_worker_thread(wt_confs); 169 } 170 171 return 0; 172 } 173 174 void 175 app_stat(void) 176 { 177 uint32_t i; 178 struct rte_eth_stats stats; 179 static struct rte_eth_stats rx_stats[MAX_DATA_STREAMS]; 180 static struct rte_eth_stats tx_stats[MAX_DATA_STREAMS]; 181 182 /* print statistics */ 183 for(i = 0; i < nb_pfc; i++) { 184 struct flow_conf *flow = &qos_conf[i]; 185 186 rte_eth_stats_get(flow->rx_port, &stats); 187 printf("\nRX port %"PRIu16": rx: %"PRIu64 " err: %"PRIu64 188 " no_mbuf: %"PRIu64 "\n", 189 flow->rx_port, 190 stats.ipackets - rx_stats[i].ipackets, 191 stats.ierrors - rx_stats[i].ierrors, 192 stats.rx_nombuf - rx_stats[i].rx_nombuf); 193 memcpy(&rx_stats[i], &stats, sizeof(stats)); 194 195 rte_eth_stats_get(flow->tx_port, &stats); 196 printf("TX port %"PRIu16": tx: %" PRIu64 " err: %" PRIu64 "\n", 197 flow->tx_port, 198 stats.opackets - tx_stats[i].opackets, 199 stats.oerrors - tx_stats[i].oerrors); 200 memcpy(&tx_stats[i], &stats, sizeof(stats)); 201 202 #if APP_COLLECT_STAT 203 printf("-------+------------+------------+\n"); 204 printf(" | received | dropped |\n"); 205 printf("-------+------------+------------+\n"); 206 printf(" RX | %10" PRIu64 " | %10" PRIu64 " |\n", 207 flow->rx_thread.stat.nb_rx, 208 flow->rx_thread.stat.nb_drop); 209 printf("QOS+TX | %10" PRIu64 " | %10" PRIu64 " | pps: %"PRIu64 " \n", 210 flow->wt_thread.stat.nb_rx, 211 flow->wt_thread.stat.nb_drop, 212 flow->wt_thread.stat.nb_rx - flow->wt_thread.stat.nb_drop); 213 printf("-------+------------+------------+\n"); 214 215 memset(&flow->rx_thread.stat, 0, sizeof(struct thread_stat)); 216 memset(&flow->wt_thread.stat, 0, sizeof(struct thread_stat)); 217 #endif 218 } 219 } 220 221 int 222 main(int argc, char **argv) 223 { 224 int ret; 225 226 ret = app_parse_args(argc, argv); 227 if (ret < 0) 228 return -1; 229 230 ret = app_init(); 231 if (ret < 0) 232 return -1; 233 234 /* launch per-lcore init on every lcore */ 235 rte_eal_mp_remote_launch(app_main_loop, NULL, SKIP_MASTER); 236 237 if (interactive) { 238 sleep(1); 239 prompt(); 240 } 241 else { 242 /* print statistics every second */ 243 while(1) { 244 sleep(1); 245 app_stat(); 246 } 247 } 248 249 return 0; 250 } 251