rte_eth_xenvirt.h revision 809f0800
1/*-
2 *   BSD LICENSE
3 *
4 *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
5 *   All rights reserved.
6 *
7 *   Redistribution and use in source and binary forms, with or without
8 *   modification, are permitted provided that the following conditions
9 *   are met:
10 *
11 *     * Redistributions of source code must retain the above copyright
12 *       notice, this list of conditions and the following disclaimer.
13 *     * Redistributions in binary form must reproduce the above copyright
14 *       notice, this list of conditions and the following disclaimer in
15 *       the documentation and/or other materials provided with the
16 *       distribution.
17 *     * Neither the name of Intel Corporation nor the names of its
18 *       contributors may be used to endorse or promote products derived
19 *       from this software without specific prior written permission.
20 *
21 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34#ifndef _RTE_ETH_XENVIRT_H_
35#define _RTE_ETH_XENVIRT_H_
36
37#ifdef __cplusplus
38extern "C" {
39#endif
40
41#include <rte_mempool.h>
42#include <rte_ring.h>
43
44/**
45 * Creates mempool for xen virtio PMD.
46 * This function uses memzone_reserve to allocate memory for meta data,
47 * and uses grant alloc driver to allocate memory for data area.
48 * The input parameters are exactly the same as rte_mempool_create.
49 */
50struct rte_mempool *
51rte_mempool_gntalloc_create(const char *name, unsigned elt_num, unsigned elt_size,
52		   unsigned cache_size, unsigned private_data_size,
53		   rte_mempool_ctor_t *mp_init, void *mp_init_arg,
54		   rte_mempool_obj_cb_t *obj_init, void *obj_init_arg,
55		   int socket_id, unsigned flags);
56
57
58#ifdef __cplusplus
59}
60#endif
61
62#endif
63