Function attach_port

dpdk/app/test-pmd/testpmd.c:3610–3645

}

void
attach_port(char *identifier)
{
	portid_t pi;
	struct rte_dev_iterator iterator;

	printf("Attaching a new port...\n");

	if (identifier == NULL) {
		fprintf(stderr, "Invalid parameters are specified\n");
		return;
	}

	if (rte_dev_probe(identifier) < 0) {
		TESTPMD_LOG(ERR, "Failed to attach port %s\n", identifier);
		return;
	}

	/* first attach mode: event */
	if (setup_on_probe_event) {
		/* new ports are detected on RTE_ETH_EVENT_NEW event */
		for (pi = 0; pi < RTE_MAX_ETHPORTS; pi++)
			if (ports[pi].port_status == RTE_PORT_HANDLING &&
					ports[pi].need_setup != 0)
				setup_attached_port(pi);
		return;
	}

	/* second attach mode: iterator */
	RTE_ETH_FOREACH_MATCHING_DEV(pi, identifier, &iterator) {
		/* setup ports matching the devargs used for probing */
		if (port_is_forwarding(pi))
			continue; /* port was already attached before */
		setup_attached_port(pi);
	}
}

static void
setup_attached_port(portid_t pi)