lib/dpdk.h

   1 /*
   2  * Copyright (c) 2016 Nicira, Inc.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at:
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef DPDK_H
  18 #define DPDK_H
  19
  20 #include <stdbool.h>
  21
  22 #ifdef DPDK_NETDEV
  23
  24 #include <rte_config.h>
  25 #include <rte_lcore.h>
  26
  27 #define NON_PMD_CORE_ID LCORE_ID_ANY
  28
  29 #else
  30
  31 #define NON_PMD_CORE_ID UINT32_MAX
  32
  33 #endif /* DPDK_NETDEV */
  34
  35 struct smap;
  36 struct ovsrec_open_vswitch;
  37
  38 void dpdk_init(const struct smap *ovs_other_config);
  39 void dpdk_set_lcore_id(unsigned cpu);
  40 const char *dpdk_get_vhost_sock_dir(void);
  41 bool dpdk_vhost_iommu_enabled(void);
  42 bool dpdk_vhost_postcopy_enabled(void);
  43 bool dpdk_per_port_memory(void);
  44 bool dpdk_available(void);
  45 void print_dpdk_version(void);
  46 void dpdk_status(const struct ovsrec_open_vswitch *);
  47 bool dpdk_get_cpu_has_isa(const char *arch, const char *feature);
  48
  49 #endif /* dpdk.h */