Function rte_eal_init

dpdk/lib/eal/windows/eal.c:275–504

Launch threads, called at application init(). */

/* Launch threads, called at application init(). */
int
rte_eal_init(int argc, char **argv)
{
	int i, fctret, bscan;
	const struct rte_config *config = rte_eal_get_configuration();
	struct internal_config *internal_conf =
		eal_get_internal_configuration();
	bool has_phys_addr;
	enum rte_iova_mode iova_mode;
	int ret;
	char cpuset[RTE_CPU_AFFINITY_STR_LEN];
	char thread_name[RTE_THREAD_NAME_SIZE];

	eal_log_init(NULL, 0);

	eal_log_level_parse(argc, argv);

	if (eal_create_cpu_map() < 0) {
		rte_eal_init_alert("Cannot discover CPU and NUMA.");
		/* rte_errno is set */
		return -1;
	}

	if (rte_eal_cpu_init() < 0) {
		rte_eal_init_alert("Cannot detect lcores.");
		rte_errno = ENOTSUP;
		return -1;
	}

	fctret = eal_parse_args(argc, argv);
	if (fctret < 0)
		exit(1);

	if (eal_option_device_parse()) {
		rte_errno = ENODEV;
		return -1;
	}

	/* Prevent creation of shared memory files. */
	if (internal_conf->in_memory == 0) {
		RTE_LOG(WARNING, EAL, "Multi-process support is requested, "
			"but not available.\n");
		internal_conf->in_memory = 1;
		internal_conf->no_shconf = 1;
	}

	if (!internal_conf->no_hugetlbfs && (eal_hugepage_info_init() < 0)) {
		rte_eal_init_alert("Cannot get hugepage information");
		rte_errno = EACCES;
		return -1;
	}

	if (internal_conf->memory == 0 && !internal_conf->force_sockets) {
		if (internal_conf->no_hugetlbfs)
			internal_conf->memory = MEMSIZE_IF_NO_HUGE_PAGE;
	}

	if (rte_eal_intr_init() < 0) {