int
VIFHYPER_CREATE(const char *devstr, struct virtif_sc *vif_sc, uint8_t *enaddr,
struct virtif_user **viup)
{
struct rte_eth_conf portconf;
struct rte_eth_link link;
struct ether_addr ea;
struct virtif_user *viu;
int rv = EINVAL; /* XXX: not very accurate ;) */
viu = malloc(sizeof(*viu));
memset(viu, 0, sizeof(*viu));
viu->viu_devstr = strdup(devstr);
viu->viu_virtifsc = vif_sc;
/* this is here only for simplicity */
if ((rv = globalinit(viu)) != 0)
goto out;
memset(&portconf, 0, sizeof(portconf));
if ((rv = rte_eth_dev_configure(IF_PORTID,
NQUEUE, NQUEUE, &portconf)) < 0)
OUT("configure device");
if ((rv = rte_eth_rx_queue_setup(IF_PORTID,
0, NDESCRX, 0, &rxconf, mbpool_rx)) <0)
OUT("rx queue setup");
if ((rv = rte_eth_tx_queue_setup(IF_PORTID, 0, NDESCTX, 0, &txconf)) < 0)
OUT("tx queue setup");
if ((rv = rte_eth_dev_start(IF_PORTID)) < 0)
OUT("device start");
rte_eth_link_get(IF_PORTID, &link);
if (!link.link_status) {
ifwarn(viu, "link down");
}
rte_eth_promiscuous_enable(IF_PORTID);
rte_eth_macaddr_get(IF_PORTID, &ea);
memcpy(enaddr, ea.addr_bytes, ETHER_ADDR_LEN);
rv = pthread_create(&viu->viu_rcvpt, NULL, receiver, viu);
out:
/* XXX: well this isn't much of an unrolling ... */
if (rv != 0)
free(viu);
else
*viup = viu;
return rumpuser_component_errtrans(-rv);
}
int
VIFHYPER_CREATE(const char *devstr, struct virtif_sc *vif_sc, uint8_t *enaddr,
struct virtif_user **viup)
{
struct rte_eth_conf portconf;
struct rte_eth_link link;
struct ether_addr ea;
struct virtif_user *viu;
unsigned long tmp;
char *ep;
int rv = EINVAL; /* XXX: not very accurate ;) */
viu = malloc(sizeof(*viu));
memset(viu, 0, sizeof(*viu));
viu->viu_devstr = strdup(devstr);
viu->viu_virtifsc = vif_sc;
tmp = strtoul(devstr, &ep, 10);
if (*ep != '\0')
OUT("invalid dev string");
if (tmp > 255)
OUT("DPDK port id out of range");
viu->viu_port_id = tmp;
if (viu->viu_port_id >= rte_eth_dev_count())
{
rv = -ENODEV;
OUT("DPDK port not initialized");
}
memset(&portconf, 0, sizeof(portconf));
if ((rv = rte_eth_dev_configure(viu->viu_port_id,
NQUEUE, NQUEUE, &portconf)) < 0)
OUT("configure device");
if ((rv = rte_eth_rx_queue_setup(viu->viu_port_id,
0, NDESCRX, 0, &rxconf, mbpool_rx)) <0)
OUT("rx queue setup");
if ((rv = rte_eth_tx_queue_setup(viu->viu_port_id, 0, NDESCTX, 0, &txconf)) < 0)
OUT("tx queue setup");
if ((rv = rte_eth_dev_start(viu->viu_port_id)) < 0)
OUT("device start");
rte_eth_link_get(viu->viu_port_id, &link);
if (!link.link_status) {
ifwarn(viu, "link down");
}
rte_eth_promiscuous_enable(viu->viu_port_id);
rte_eth_macaddr_get(viu->viu_port_id, &ea);
memcpy(enaddr, ea.addr_bytes, ETHER_ADDR_LEN);
rv = pthread_create(&viu->viu_rcvpt, NULL, receiver, viu);
out:
/* XXX: well this isn't much of an unrolling ... */
if (rv != 0)
free(viu);
else
*viup = viu;
return rumpuser_component_errtrans(-rv);
}
