ceph/src/dpdk/examples/ip_pipeline/cpu_core_map.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
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   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.
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  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
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  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #ifndef __INCLUDE_CPU_CORE_MAP_H__
  35 #define __INCLUDE_CPU_CORE_MAP_H__
  36
  37 #include <stdio.h>
  38
  39 #include <rte_lcore.h>
  40
  41 struct cpu_core_map;
  42
  43 struct cpu_core_map *
  44 cpu_core_map_init(uint32_t n_max_sockets,
  45         uint32_t n_max_cores_per_socket,
  46         uint32_t n_max_ht_per_core,
  47         uint32_t eal_initialized);
  48
  49 uint32_t
  50 cpu_core_map_get_n_sockets(struct cpu_core_map *map);
  51
  52 uint32_t
  53 cpu_core_map_get_n_cores_per_socket(struct cpu_core_map *map);
  54
  55 uint32_t
  56 cpu_core_map_get_n_ht_per_core(struct cpu_core_map *map);
  57
  58 int
  59 cpu_core_map_get_lcore_id(struct cpu_core_map *map,
  60         uint32_t socket_id,
  61         uint32_t core_id,
  62         uint32_t ht_id);
  63
  64 void cpu_core_map_print(struct cpu_core_map *map);
  65
  66 void
  67 cpu_core_map_free(struct cpu_core_map *map);
  68
  69 #endif