#include <stdio.h>
#include <stdlib.h>
#include "ethapp.h"
#define MAX_PORTS RTE_MAX_ETHPORTS
#define MAX_BURST_LENGTH 32
#define PORT_RX_QUEUE_SIZE 128
#define PORT_TX_QUEUE_SIZE 256
#define PKTPOOL_EXTRA_SIZE 512
#define PKTPOOL_CACHE 32
struct txq_port {
uint16_t cnt_unsent;
struct rte_mbuf *buf_frames[MAX_BURST_LENGTH];
};
struct app_port {
struct txq_port txq;
int port_active;
int port_dirty;
int idx_port;
};
struct app_config {
struct app_port ports[MAX_PORTS];
int cnt_ports;
int exit_now;
};
struct app_config app_cfg;
void lock_port(int idx_port)
{
struct app_port *ptr_port = &app_cfg.ports[idx_port];
}
void unlock_port(int idx_port)
{
struct app_port *ptr_port = &app_cfg.ports[idx_port];
}
void mark_port_active(int idx_port)
{
struct app_port *ptr_port = &app_cfg.ports[idx_port];
ptr_port->port_active = 1;
}
void mark_port_inactive(int idx_port)
{
struct app_port *ptr_port = &app_cfg.ports[idx_port];
ptr_port->port_active = 0;
}
void mark_port_newmac(int idx_port)
{
struct app_port *ptr_port = &app_cfg.ports[idx_port];
ptr_port->port_dirty = 1;
}
static void setup_ports(struct app_config *app_cfg, int cnt_ports)
{
int idx_port;
int size_pktpool;
char str_name[16];
memset(&cfg_port, 0, sizeof(cfg_port));
for (idx_port = 0; idx_port < cnt_ports; idx_port++) {
struct app_port *ptr_port = &app_cfg->ports[idx_port];
size_pktpool = dev_info.rx_desc_lim.nb_max +
dev_info.tx_desc_lim.nb_max + PKTPOOL_EXTRA_SIZE;
snprintf(str_name, 16, "pkt_pool%i", idx_port);
str_name,
size_pktpool, PKTPOOL_CACHE,
0,
RTE_MBUF_DEFAULT_BUF_SIZE,
);
if (ptr_port->pkt_pool == NULL)
"rte_pktmbuf_pool_create failed"
);
printf("Init port %i..\n", idx_port);
ptr_port->port_active = 1;
ptr_port->port_dirty = 0;
ptr_port->idx_port = idx_port;
"rte_eth_dev_configure failed");
idx_port, 0, PORT_RX_QUEUE_SIZE,
ptr_port->pkt_pool) < 0)
"rte_eth_rx_queue_setup failed"
);
idx_port, 0, PORT_TX_QUEUE_SIZE,
"rte_eth_tx_queue_setup failed"
);
"%s:%i: rte_eth_dev_start failed",
__FILE__, __LINE__
);
}
}
static void process_frame(struct app_port *ptr_port,
{
}
static int slave_main(__attribute__((unused)) void *ptr_data)
{
struct app_port *ptr_port;
struct txq_port *txq;
uint16_t cnt_recv_frames;
uint16_t idx_frame;
uint16_t cnt_sent;
uint16_t idx_port;
uint16_t lock_result;
while (app_cfg.exit_now == 0) {
for (idx_port = 0; idx_port < app_cfg.cnt_ports; idx_port++) {
ptr_port = &app_cfg.ports[idx_port];
if (lock_result == 0)
continue;
if (ptr_port->port_active == 0) {
continue;
}
txq = &ptr_port->txq;
if (ptr_port->port_dirty == 1) {
&ptr_port->mac_addr);
ptr_port->port_dirty = 0;
}
ptr_port->idx_port, 0,
&txq->buf_frames[txq->cnt_unsent],
RTE_DIM(txq->buf_frames) - txq->cnt_unsent
);
if (cnt_recv_frames > 0) {
for (idx_frame = 0;
idx_frame < cnt_recv_frames;
idx_frame++) {
ptr_frame = txq->buf_frames[
idx_frame + txq->cnt_unsent];
process_frame(ptr_port, ptr_frame);
}
txq->cnt_unsent += cnt_recv_frames;
}
if (txq->cnt_unsent > 0) {
ptr_port->idx_port, 0,
txq->buf_frames,
txq->cnt_unsent
);
for (idx_frame = cnt_sent;
idx_frame < txq->cnt_unsent;
idx_frame++)
txq->buf_frames[idx_frame - cnt_sent] =
txq->buf_frames[idx_frame];
txq->cnt_unsent -= cnt_sent;
}
}
}
return 0;
}
int main(int argc, char **argv)
{
int cnt_args_parsed;
uint32_t id_core;
uint32_t cnt_ports;
if (cnt_args_parsed < 0)
rte_exit(EXIT_FAILURE,
"rte_eal_init(): Failed");
printf("Number of NICs: %i\n", cnt_ports);
if (cnt_ports == 0)
rte_exit(EXIT_FAILURE,
"No available NIC ports!\n");
if (cnt_ports > MAX_PORTS) {
printf("Info: Using only %i of %i ports\n",
cnt_ports, MAX_PORTS
);
cnt_ports = MAX_PORTS;
}
setup_ports(&app_cfg, cnt_ports);
app_cfg.exit_now = 0;
app_cfg.cnt_ports = cnt_ports;
rte_exit(EXIT_FAILURE,
"No available slave core!\n");
ethapp_main();
app_cfg.exit_now = 1;
return -1;
}
return 0;
}