1 /*- 2 * BSD LICENSE 3 * 4 * Copyright(c) 2016-2017 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 _COMMON_H_ 35 #define _COMMON_H_ 36 37 #include <rte_hash_crc.h> 38 #include <rte_hash.h> 39 40 #define MAX_NODES 16 41 /* 42 * Shared port info, including statistics information for display by server. 43 * Structure will be put in a memzone. 44 * - All port id values share one cache line as this data will be read-only 45 * during operation. 46 * - All rx statistic values share cache lines, as this data is written only 47 * by the server process. (rare reads by stats display) 48 * - The tx statistics have values for all ports per cache line, but the stats 49 * themselves are written by the nodes, so we have a distinct set, on different 50 * cache lines for each node to use. 51 */ 52 struct rx_stats { 53 uint64_t rx[RTE_MAX_ETHPORTS]; 54 } __rte_cache_aligned; 55 56 struct tx_stats { 57 uint64_t tx[RTE_MAX_ETHPORTS]; 58 uint64_t tx_drop[RTE_MAX_ETHPORTS]; 59 } __rte_cache_aligned; 60 61 struct filter_stats { 62 uint64_t drop; 63 uint64_t passed; 64 } __rte_cache_aligned; 65 66 struct shared_info { 67 uint8_t num_nodes; 68 uint16_t num_ports; 69 uint32_t num_flows; 70 uint16_t id[RTE_MAX_ETHPORTS]; 71 struct rx_stats rx_stats; 72 struct tx_stats tx_stats[MAX_NODES]; 73 struct filter_stats filter_stats[MAX_NODES]; 74 }; 75 76 /* define common names for structures shared between server and node */ 77 #define MP_NODE_RXQ_NAME "MProc_Node_%u_RX" 78 #define PKTMBUF_POOL_NAME "MProc_pktmbuf_pool" 79 #define MZ_SHARED_INFO "MProc_shared_info" 80 81 /* 82 * Given the rx queue name template above, get the queue name 83 */ 84 static inline const char * 85 get_rx_queue_name(unsigned int id) 86 { 87 /* 88 * Buffer for return value. Size calculated by %u being replaced 89 * by maximum 3 digits (plus an extra byte for safety) 90 */ 91 static char buffer[sizeof(MP_NODE_RXQ_NAME) + 2]; 92 93 snprintf(buffer, sizeof(buffer) - 1, MP_NODE_RXQ_NAME, id); 94 return buffer; 95 } 96 97 #define RTE_LOGTYPE_APP RTE_LOGTYPE_USER1 98 99 #endif 100