1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation
3 */
4
5 #include <unistd.h>
6 #include <stdint.h>
7
8 #include <rte_log.h>
9 #include <rte_mbuf.h>
10 #include <rte_malloc.h>
11 #include <rte_cycles.h>
12 #include <rte_ethdev.h>
13 #include <rte_memcpy.h>
14 #include <rte_byteorder.h>
15 #include <rte_branch_prediction.h>
16
17 #include <rte_sched.h>
18
19 #include "main.h"
20
21 #define APP_MODE_NONE 0
22 #define APP_RX_MODE 1
23 #define APP_WT_MODE 2
24 #define APP_TX_MODE 4
25
26 uint8_t interactive = APP_INTERACTIVE_DEFAULT;
27 uint32_t qavg_period = APP_QAVG_PERIOD;
28 uint32_t qavg_ntimes = APP_QAVG_NTIMES;
29
30 /* main processing loop */
31 static int
app_main_loop(__rte_unused void * dummy)32 app_main_loop(__rte_unused void *dummy)
33 {
34 uint32_t lcore_id;
35 uint32_t i, mode;
36 uint32_t rx_idx = 0;
37 uint32_t wt_idx = 0;
38 uint32_t tx_idx = 0;
39 struct thread_conf *rx_confs[MAX_DATA_STREAMS];
40 struct thread_conf *wt_confs[MAX_DATA_STREAMS];
41 struct thread_conf *tx_confs[MAX_DATA_STREAMS];
42
43 memset(rx_confs, 0, sizeof(rx_confs));
44 memset(wt_confs, 0, sizeof(wt_confs));
45 memset(tx_confs, 0, sizeof(tx_confs));
46
47
48 mode = APP_MODE_NONE;
49 lcore_id = rte_lcore_id();
50
51 for (i = 0; i < nb_pfc; i++) {
52 struct flow_conf *flow = &qos_conf[i];
53
54 if (flow->rx_core == lcore_id) {
55 flow->rx_thread.rx_port = flow->rx_port;
56 flow->rx_thread.rx_ring = flow->rx_ring;
57 flow->rx_thread.rx_queue = flow->rx_queue;
58 flow->rx_thread.sched_port = flow->sched_port;
59
60 rx_confs[rx_idx++] = &flow->rx_thread;
61
62 mode |= APP_RX_MODE;
63 }
64 if (flow->tx_core == lcore_id) {
65 flow->tx_thread.tx_port = flow->tx_port;
66 flow->tx_thread.tx_ring = flow->tx_ring;
67 flow->tx_thread.tx_queue = flow->tx_queue;
68
69 tx_confs[tx_idx++] = &flow->tx_thread;
70
71 mode |= APP_TX_MODE;
72 }
73 if (flow->wt_core == lcore_id) {
74 flow->wt_thread.rx_ring = flow->rx_ring;
75 flow->wt_thread.tx_ring = flow->tx_ring;
76 flow->wt_thread.tx_port = flow->tx_port;
77 flow->wt_thread.sched_port = flow->sched_port;
78
79 wt_confs[wt_idx++] = &flow->wt_thread;
80
81 mode |= APP_WT_MODE;
82 }
83 }
84
85 if (mode == APP_MODE_NONE) {
86 RTE_LOG(INFO, APP, "lcore %u has nothing to do\n", lcore_id);
87 return -1;
88 }
89
90 if (mode == (APP_RX_MODE | APP_WT_MODE)) {
91 RTE_LOG(INFO, APP, "lcore %u was configured for both RX and WT !!!\n",
92 lcore_id);
93 return -1;
94 }
95
96 RTE_LOG(INFO, APP, "entering main loop on lcore %u\n", lcore_id);
97 /* initialize mbuf memory */
98 if (mode == APP_RX_MODE) {
99 for (i = 0; i < rx_idx; i++) {
100 RTE_LOG(INFO, APP, "flow%u lcoreid%u reading port%u\n",
101 i, lcore_id, rx_confs[i]->rx_port);
102 }
103
104 app_rx_thread(rx_confs);
105 }
106 else if (mode == (APP_TX_MODE | APP_WT_MODE)) {
107 for (i = 0; i < wt_idx; i++) {
108 RTE_LOG(INFO, APP,
109 "flow %u lcoreid %u sched+write port %u\n",
110 i, lcore_id, wt_confs[i]->tx_port);
111 }
112
113 app_mixed_thread(wt_confs);
114 }
115 else if (mode == APP_TX_MODE) {
116 for (i = 0; i < tx_idx; i++) {
117 RTE_LOG(INFO, APP, "flow%u lcoreid%u write port%u\n",
118 i, lcore_id, tx_confs[i]->tx_port);
119 }
120
121 app_tx_thread(tx_confs);
122 }
123 else if (mode == APP_WT_MODE){
124 for (i = 0; i < wt_idx; i++) {
125 RTE_LOG(INFO, APP, "flow %u lcoreid %u scheduling \n", i, lcore_id);
126 }
127
128 app_worker_thread(wt_confs);
129 }
130
131 return 0;
132 }
133
134 void
app_stat(void)135 app_stat(void)
136 {
137 uint32_t i;
138 struct rte_eth_stats stats;
139 static struct rte_eth_stats rx_stats[MAX_DATA_STREAMS];
140 static struct rte_eth_stats tx_stats[MAX_DATA_STREAMS];
141
142 /* print statistics */
143 for(i = 0; i < nb_pfc; i++) {
144 struct flow_conf *flow = &qos_conf[i];
145
146 rte_eth_stats_get(flow->rx_port, &stats);
147 printf("\nRX port %"PRIu16": rx: %"PRIu64 " err: %"PRIu64
148 " no_mbuf: %"PRIu64 "\n",
149 flow->rx_port,
150 stats.ipackets - rx_stats[i].ipackets,
151 stats.ierrors - rx_stats[i].ierrors,
152 stats.rx_nombuf - rx_stats[i].rx_nombuf);
153 memcpy(&rx_stats[i], &stats, sizeof(stats));
154
155 rte_eth_stats_get(flow->tx_port, &stats);
156 printf("TX port %"PRIu16": tx: %" PRIu64 " err: %" PRIu64 "\n",
157 flow->tx_port,
158 stats.opackets - tx_stats[i].opackets,
159 stats.oerrors - tx_stats[i].oerrors);
160 memcpy(&tx_stats[i], &stats, sizeof(stats));
161
162 #if APP_COLLECT_STAT
163 printf("-------+------------+------------+\n");
164 printf(" | received | dropped |\n");
165 printf("-------+------------+------------+\n");
166 printf(" RX | %10" PRIu64 " | %10" PRIu64 " |\n",
167 flow->rx_thread.stat.nb_rx,
168 flow->rx_thread.stat.nb_drop);
169 printf("QOS+TX | %10" PRIu64 " | %10" PRIu64 " | pps: %"PRIu64 " \n",
170 flow->wt_thread.stat.nb_rx,
171 flow->wt_thread.stat.nb_drop,
172 flow->wt_thread.stat.nb_rx - flow->wt_thread.stat.nb_drop);
173 printf("-------+------------+------------+\n");
174
175 memset(&flow->rx_thread.stat, 0, sizeof(struct thread_stat));
176 memset(&flow->wt_thread.stat, 0, sizeof(struct thread_stat));
177 #endif
178 }
179 }
180
181 int
main(int argc,char ** argv)182 main(int argc, char **argv)
183 {
184 int ret;
185
186 ret = app_parse_args(argc, argv);
187 if (ret < 0)
188 return -1;
189
190 ret = app_init();
191 if (ret < 0)
192 return -1;
193
194 /* launch per-lcore init on every lcore */
195 rte_eal_mp_remote_launch(app_main_loop, NULL, SKIP_MAIN);
196
197 if (interactive) {
198 sleep(1);
199 prompt();
200 }
201 else {
202 /* print statistics every second */
203 while(1) {
204 sleep(1);
205 app_stat();
206 }
207 }
208
209 /* clean up the EAL */
210 rte_eal_cleanup();
211
212 return 0;
213 }
214