numam-dpdk/lib/librte_eal/common/eal_common_nonpci_devs.c

/*-
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 * 
 *   Copyright(c) 2010-2013 Intel Corporation. All rights reserved.
 *   All rights reserved.
 * 
 *   Redistribution and use in source and binary forms, with or without
 *   modification, are permitted provided that the following conditions
 *   are met:
 * 
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
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 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 * 
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 */

#include <inttypes.h>
#include <rte_string_fns.h>
#ifdef RTE_LIBRTE_PMD_RING
#include <rte_eth_ring.h>
#endif
#ifdef RTE_LIBRTE_PMD_PCAP
#include <rte_eth_pcap.h>
#endif
#include "eal_private.h"

struct device_init {
	const char *dev_prefix;
	int (*init_fn)(const char*, const char *);
};

#define NUM_DEV_TYPES (sizeof(dev_types)/sizeof(dev_types[0]))
struct device_init dev_types[] = {
#ifdef RTE_LIBRTE_PMD_RING
		{
			.dev_prefix = RTE_ETH_RING_PARAM_NAME,
			.init_fn = rte_pmd_ring_init
		},
#endif
#ifdef RTE_LIBRTE_PMD_PCAP
		{
			.dev_prefix = RTE_ETH_PCAP_PARAM_NAME,
			.init_fn = rte_pmd_pcap_init
		},
#endif
		{
			.dev_prefix = "-nodev-",
			.init_fn = NULL
		}
};

int
rte_eal_non_pci_ethdev_init(void)
{
	uint8_t i, j;
	for (i = 0; i < NUM_DEV_TYPES; i++) {
		for (j = 0; j < RTE_MAX_ETHPORTS; j++) {
			const char *params;
			char buf[16];
			rte_snprintf(buf, sizeof(buf), "%s%"PRIu8,
					dev_types[i].dev_prefix, j);
			if (eal_dev_is_whitelisted(buf, &params))
				dev_types[i].init_fn(buf, params);
		}
	}
	return 0;
}