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40 #include <rte_common.h>
41 #include <rte_errno.h>
42 #include <rte_ethdev.h>
43 #include <rte_memzone.h>
45 #include <rte_string_fns.h>
50 #include "../include/conf.h"
53 static const struct rte_eth_conf port_conf = {
56 .header_split = 0, /**< Header Split disabled */
57 .hw_ip_checksum = 0, /**< IP csum offload disabled */
58 .hw_vlan_filter = 0, /**< VLAN filtering disabled */
59 .jumbo_frame = 0, /**< Jumbo Frame disabled */
60 .hw_strip_crc = 0, /**< CRC stripped by hardware */
63 .mq_mode = ETH_DCB_NONE,
67 static struct rte_eth_fc_conf fc_conf = {
68 .mode = RTE_FC_TX_PAUSE,
69 .high_water = 80 * 510 / 100,
70 .low_water = 60 * 510 / 100,
76 void configure_eth_port(uint8_t port_id)
80 rte_eth_dev_stop(port_id);
82 ret = rte_eth_dev_configure(port_id, 1, 1, &port_conf);
84 rte_exit(EXIT_FAILURE, "Cannot configure port %u (error %d)\n",
85 (unsigned int) port_id, ret);
87 /* Initialize the port's RX queue */
88 ret = rte_eth_rx_queue_setup(port_id, 0, RX_DESC_PER_QUEUE,
89 rte_eth_dev_socket_id(port_id),
93 rte_exit(EXIT_FAILURE,
94 "Failed to setup RX queue on port %u (error %d)\n",
95 (unsigned int) port_id, ret);
97 /* Initialize the port's TX queue */
98 ret = rte_eth_tx_queue_setup(port_id, 0, TX_DESC_PER_QUEUE,
99 rte_eth_dev_socket_id(port_id),
102 rte_exit(EXIT_FAILURE,
103 "Failed to setup TX queue on port %u (error %d)\n",
104 (unsigned int) port_id, ret);
106 /* Initialize the port's flow control */
107 ret = rte_eth_dev_flow_ctrl_set(port_id, &fc_conf);
109 rte_exit(EXIT_FAILURE,
110 "Failed to setup hardware flow control on port %u (error %d)\n",
111 (unsigned int) port_id, ret);
114 ret = rte_eth_dev_start(port_id);
116 rte_exit(EXIT_FAILURE, "Failed to start port %u (error %d)\n",
117 (unsigned int) port_id, ret);
119 /* Put it in promiscuous mode */
120 rte_eth_promiscuous_enable(port_id);
126 if (rte_eth_dev_count() < 2)
127 rte_exit(EXIT_FAILURE, "Not enough ethernet port available\n");
130 void init_ring(int lcore_id, uint8_t port_id)
132 struct rte_ring *ring;
133 char ring_name[RTE_RING_NAMESIZE];
135 snprintf(ring_name, RTE_RING_NAMESIZE,
136 "core%d_port%d", lcore_id, port_id);
137 ring = rte_ring_create(ring_name, RING_SIZE, rte_socket_id(),
138 RING_F_SP_ENQ | RING_F_SC_DEQ);
141 rte_exit(EXIT_FAILURE, "%s\n", rte_strerror(rte_errno));
143 rte_ring_set_water_mark(ring, 80 * RING_SIZE / 100);
145 rings[lcore_id][port_id] = ring;
153 /* Pair ports with their "closest neighbour" in the portmask */
154 for (i = 0; i < RTE_MAX_ETHPORTS; i++)
155 if (is_bit_set(i, portmask))
156 for (j = (uint8_t) (i + 1); j < RTE_MAX_ETHPORTS; j++)
157 if (is_bit_set(j, portmask)) {
166 setup_shared_variables(void)
168 const struct rte_memzone *qw_memzone;
170 qw_memzone = rte_memzone_reserve(QUOTA_WATERMARK_MEMZONE_NAME,
171 2 * sizeof(int), rte_socket_id(), RTE_MEMZONE_2MB);
172 if (qw_memzone == NULL)
173 rte_exit(EXIT_FAILURE, "%s\n", rte_strerror(rte_errno));
175 quota = qw_memzone->addr;
176 low_watermark = (unsigned int *) qw_memzone->addr + 1;