ceph/src/dpdk/examples/ip_pipeline/pipeline/pipeline_routing_be.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2015 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 __INCLUDE_PIPELINE_ROUTING_BE_H__
  35 #define __INCLUDE_PIPELINE_ROUTING_BE_H__
  36
  37 #include <rte_ether.h>
  38
  39 #include "pipeline_common_be.h"
  40
  41 /*
  42  * Pipeline argument parsing
  43  */
  44 #ifndef PIPELINE_ROUTING_N_ROUTES_DEFAULT
  45 #define PIPELINE_ROUTING_N_ROUTES_DEFAULT                  4096
  46 #endif
  47
  48 enum pipeline_routing_encap {
  49         PIPELINE_ROUTING_ENCAP_ETHERNET = 0,
  50         PIPELINE_ROUTING_ENCAP_ETHERNET_QINQ,
  51         PIPELINE_ROUTING_ENCAP_ETHERNET_MPLS,
  52 };
  53
  54 struct pipeline_routing_params {
  55         /* routing */
  56         uint32_t n_routes;
  57         uint32_t port_local_dest;
  58
  59         /* routing packet encapsulation */
  60         enum pipeline_routing_encap encap;
  61         uint32_t qinq_sched;
  62         uint32_t mpls_color_mark;
  63
  64         /* arp */
  65         uint32_t n_arp_entries;
  66
  67         /* packet buffer offsets */
  68         uint32_t ip_hdr_offset;
  69         uint32_t arp_key_offset;
  70         uint32_t color_offset;
  71
  72         /* debug */
  73         uint32_t dbg_ah_disable;
  74 };
  75
  76 int
  77 pipeline_routing_parse_args(struct pipeline_routing_params *p,
  78         struct pipeline_params *params);
  79
  80 /*
  81  * Route
  82  */
  83 enum pipeline_routing_route_key_type {
  84         PIPELINE_ROUTING_ROUTE_IPV4,
  85 };
  86
  87 struct pipeline_routing_route_key_ipv4 {
  88         uint32_t ip;
  89         uint32_t depth;
  90 };
  91
  92 struct pipeline_routing_route_key {
  93         enum pipeline_routing_route_key_type type;
  94         union {
  95                 struct pipeline_routing_route_key_ipv4 ipv4;
  96         } key;
  97 };
  98
  99 enum pipeline_routing_route_flags {
 100         PIPELINE_ROUTING_ROUTE_LOCAL = 1 << 0, /* 0 = remote; 1 = local */
 101         PIPELINE_ROUTING_ROUTE_ARP = 1 << 1, /* 0 = ARP OFF; 1 = ARP ON */
 102         PIPELINE_ROUTING_ROUTE_QINQ = 1 << 2, /* 0 = QINQ OFF; 1 = QINQ ON */
 103         PIPELINE_ROUTING_ROUTE_MPLS = 1 << 3, /* 0 = MPLS OFF; 1 = MPLS ON */
 104 };
 105
 106 #define PIPELINE_ROUTING_MPLS_LABELS_MAX         4
 107
 108 struct pipeline_routing_route_data {
 109         uint32_t flags;
 110         uint32_t port_id; /* Output port ID */
 111
 112         union {
 113                 /* Next hop IP (valid only when ARP is enabled) */
 114                 uint32_t ip;
 115
 116                 /* Next hop MAC address (valid only when ARP disabled */
 117                 struct ether_addr macaddr;
 118         } ethernet;
 119
 120         union {
 121                 struct {
 122                         uint16_t svlan;
 123                         uint16_t cvlan;
 124                 } qinq;
 125
 126                 struct {
 127                         uint32_t labels[PIPELINE_ROUTING_MPLS_LABELS_MAX];
 128                         uint32_t n_labels;
 129                 } mpls;
 130         } l2;
 131 };
 132
 133 /*
 134  * ARP
 135  */
 136 enum pipeline_routing_arp_key_type {
 137         PIPELINE_ROUTING_ARP_IPV4,
 138 };
 139
 140 struct pipeline_routing_arp_key_ipv4 {
 141         uint32_t port_id;
 142         uint32_t ip;
 143 };
 144
 145 struct pipeline_routing_arp_key {
 146         enum pipeline_routing_arp_key_type type;
 147         union {
 148                 struct pipeline_routing_arp_key_ipv4 ipv4;
 149         } key;
 150 };
 151
 152 /*
 153  * Messages
 154  */
 155 enum pipeline_routing_msg_req_type {
 156         PIPELINE_ROUTING_MSG_REQ_ROUTE_ADD,
 157         PIPELINE_ROUTING_MSG_REQ_ROUTE_DEL,
 158         PIPELINE_ROUTING_MSG_REQ_ROUTE_ADD_DEFAULT,
 159         PIPELINE_ROUTING_MSG_REQ_ROUTE_DEL_DEFAULT,
 160         PIPELINE_ROUTING_MSG_REQ_ARP_ADD,
 161         PIPELINE_ROUTING_MSG_REQ_ARP_DEL,
 162         PIPELINE_ROUTING_MSG_REQ_ARP_ADD_DEFAULT,
 163         PIPELINE_ROUTING_MSG_REQ_ARP_DEL_DEFAULT,
 164         PIPELINE_ROUTING_MSG_REQ_SET_MACADDR,
 165         PIPELINE_ROUTING_MSG_REQS
 166 };
 167
 168 /*
 169  * MSG ROUTE ADD
 170  */
 171 struct pipeline_routing_route_add_msg_req {
 172         enum pipeline_msg_req_type type;
 173         enum pipeline_routing_msg_req_type subtype;
 174
 175         /* key */
 176         struct pipeline_routing_route_key key;
 177
 178         /* data */
 179         struct pipeline_routing_route_data data;
 180 };
 181
 182 struct pipeline_routing_route_add_msg_rsp {
 183         int status;
 184         int key_found;
 185         void *entry_ptr;
 186 };
 187
 188 /*
 189  * MSG ROUTE DELETE
 190  */
 191 struct pipeline_routing_route_delete_msg_req {
 192         enum pipeline_msg_req_type type;
 193         enum pipeline_routing_msg_req_type subtype;
 194
 195         /* key */
 196         struct pipeline_routing_route_key key;
 197 };
 198
 199 struct pipeline_routing_route_delete_msg_rsp {
 200         int status;
 201         int key_found;
 202 };
 203
 204 /*
 205  * MSG ROUTE ADD DEFAULT
 206  */
 207 struct pipeline_routing_route_add_default_msg_req {
 208         enum pipeline_msg_req_type type;
 209         enum pipeline_routing_msg_req_type subtype;
 210
 211         /* data */
 212         uint32_t port_id;
 213 };
 214
 215 struct pipeline_routing_route_add_default_msg_rsp {
 216         int status;
 217         void *entry_ptr;
 218 };
 219
 220 /*
 221  * MSG ROUTE DELETE DEFAULT
 222  */
 223 struct pipeline_routing_route_delete_default_msg_req {
 224         enum pipeline_msg_req_type type;
 225         enum pipeline_routing_msg_req_type subtype;
 226 };
 227
 228 struct pipeline_routing_route_delete_default_msg_rsp {
 229         int status;
 230 };
 231
 232 /*
 233  * MSG ARP ADD
 234  */
 235 struct pipeline_routing_arp_add_msg_req {
 236         enum pipeline_msg_req_type type;
 237         enum pipeline_routing_msg_req_type subtype;
 238
 239         /* key */
 240         struct pipeline_routing_arp_key key;
 241
 242         /* data */
 243         struct ether_addr macaddr;
 244 };
 245
 246 struct pipeline_routing_arp_add_msg_rsp {
 247         int status;
 248         int key_found;
 249         void *entry_ptr;
 250 };
 251
 252 /*
 253  * MSG ARP DELETE
 254  */
 255 struct pipeline_routing_arp_delete_msg_req {
 256         enum pipeline_msg_req_type type;
 257         enum pipeline_routing_msg_req_type subtype;
 258
 259         /* key */
 260         struct pipeline_routing_arp_key key;
 261 };
 262
 263 struct pipeline_routing_arp_delete_msg_rsp {
 264         int status;
 265         int key_found;
 266 };
 267
 268 /*
 269  * MSG ARP ADD DEFAULT
 270  */
 271 struct pipeline_routing_arp_add_default_msg_req {
 272         enum pipeline_msg_req_type type;
 273         enum pipeline_routing_msg_req_type subtype;
 274
 275         /* data */
 276         uint32_t port_id;
 277 };
 278
 279 struct pipeline_routing_arp_add_default_msg_rsp {
 280         int status;
 281         void *entry_ptr;
 282 };
 283
 284 /*
 285  * MSG ARP DELETE DEFAULT
 286  */
 287 struct pipeline_routing_arp_delete_default_msg_req {
 288         enum pipeline_msg_req_type type;
 289         enum pipeline_routing_msg_req_type subtype;
 290 };
 291
 292 struct pipeline_routing_arp_delete_default_msg_rsp {
 293         int status;
 294 };
 295
 296 /*
 297  * MSG SET MACADDR
 298  */
 299 struct pipeline_routing_set_macaddr_msg_req {
 300         enum pipeline_msg_req_type type;
 301         enum pipeline_routing_msg_req_type subtype;
 302
 303         uint64_t macaddr[PIPELINE_MAX_PORT_OUT];
 304 };
 305
 306 struct pipeline_routing_set_macaddr_msg_rsp {
 307         int status;
 308 };
 309
 310 extern struct pipeline_be_ops pipeline_routing_be_ops;
 311
 312 #endif