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 " 129 "reading port %"PRIu8"\n", 130 i, lcore_id, rx_confs[i]->rx_port); 131 } 132 133 app_rx_thread(rx_confs); 134 } 135 else if (mode == (APP_TX_MODE | APP_WT_MODE)) { 136 for (i = 0; i < wt_idx; i++) { 137 wt_confs[i]->m_table = rte_malloc("table_wt", sizeof(struct rte_mbuf *) 138 * burst_conf.tx_burst, CACHE_LINE_SIZE); 139 140 if (wt_confs[i]->m_table == NULL) 141 rte_panic("flow %u unable to allocate memory buffer\n", i); 142 143 RTE_LOG(INFO, APP, "flow %u lcoreid %u sched+write " 144 "port %"PRIu8"\n", 145 i, lcore_id, wt_confs[i]->tx_port); 146 } 147 148 app_mixed_thread(wt_confs); 149 } 150 else if (mode == APP_TX_MODE) { 151 for (i = 0; i < tx_idx; i++) { 152 tx_confs[i]->m_table = rte_malloc("table_tx", sizeof(struct rte_mbuf *) 153 * burst_conf.tx_burst, CACHE_LINE_SIZE); 154 155 if (tx_confs[i]->m_table == NULL) 156 rte_panic("flow %u unable to allocate memory buffer\n", i); 157 158 RTE_LOG(INFO, APP, "flow %u lcoreid %u " 159 "writing port %"PRIu8"\n", 160 i, lcore_id, tx_confs[i]->tx_port); 161 } 162 163 app_tx_thread(tx_confs); 164 } 165 else if (mode == APP_WT_MODE){ 166 for (i = 0; i < wt_idx; i++) { 167 RTE_LOG(INFO, APP, "flow %u lcoreid %u scheduling \n", i, lcore_id); 168 } 169 170 app_worker_thread(wt_confs); 171 } 172 173 return 0; 174 } 175 176 void 177 app_stat(void) 178 { 179 uint32_t i; 180 struct rte_eth_stats stats; 181 static struct rte_eth_stats rx_stats[MAX_DATA_STREAMS]; 182 static struct rte_eth_stats tx_stats[MAX_DATA_STREAMS]; 183 184 /* print statistics */ 185 for(i = 0; i < nb_pfc; i++) { 186 struct flow_conf *flow = &qos_conf[i]; 187 188 rte_eth_stats_get(flow->rx_port, &stats); 189 printf("\nRX port %"PRIu8": rx: %"PRIu64 " err: %"PRIu64 190 " no_mbuf: %"PRIu64 "\n", 191 flow->rx_port, 192 stats.ipackets - rx_stats[i].ipackets, 193 stats.ierrors - rx_stats[i].ierrors, 194 stats.rx_nombuf - rx_stats[i].rx_nombuf); 195 memcpy(&rx_stats[i], &stats, sizeof(stats)); 196 197 rte_eth_stats_get(flow->tx_port, &stats); 198 printf("TX port %"PRIu8": tx: %" PRIu64 " err: %" PRIu64 "\n", 199 flow->tx_port, 200 stats.opackets - tx_stats[i].opackets, 201 stats.oerrors - tx_stats[i].oerrors); 202 memcpy(&tx_stats[i], &stats, sizeof(stats)); 203 204 //printf("MP = %d\n", rte_mempool_count(conf->app_pktmbuf_pool)); 205 206 #if APP_COLLECT_STAT 207 printf("-------+------------+------------+\n"); 208 printf(" | received | dropped |\n"); 209 printf("-------+------------+------------+\n"); 210 printf(" RX | %10" PRIu64 " | %10" PRIu64 " |\n", 211 flow->rx_thread.stat.nb_rx, 212 flow->rx_thread.stat.nb_drop); 213 printf("QOS+TX | %10" PRIu64 " | %10" PRIu64 " | pps: %"PRIu64 " \n", 214 flow->wt_thread.stat.nb_rx, 215 flow->wt_thread.stat.nb_drop, 216 flow->wt_thread.stat.nb_rx - flow->wt_thread.stat.nb_drop); 217 printf("-------+------------+------------+\n"); 218 219 memset(&flow->rx_thread.stat, 0, sizeof(struct thread_stat)); 220 memset(&flow->wt_thread.stat, 0, sizeof(struct thread_stat)); 221 #endif 222 } 223 } 224 225 int 226 main(int argc, char **argv) 227 { 228 int ret; 229 230 ret = app_parse_args(argc, argv); 231 if (ret < 0) 232 return -1; 233 234 ret = app_init(); 235 if (ret < 0) 236 return -1; 237 238 /* launch per-lcore init on every lcore */ 239 rte_eal_mp_remote_launch(app_main_loop, NULL, SKIP_MASTER); 240 241 if (interactive) { 242 sleep(1); 243 prompt(); 244 } 245 else { 246 /* print statistics every second */ 247 while(1) { 248 sleep(1); 249 app_stat(); 250 } 251 } 252 253 return 0; 254 } 255 256