1 /* SPDX-License-Identifier: BSD-3-Clause 2 * 3 * Copyright 2016 Freescale Semiconductor, Inc. All rights reserved. 4 * Copyright 2017 NXP 5 * 6 */ 7 8 #ifndef __DPDK_RXTX_H__ 9 #define __DPDK_RXTX_H__ 10 11 /* internal offset from where IC is copied to packet buffer*/ 12 #define DEFAULT_ICIOF 32 13 /* IC transfer size */ 14 #define DEFAULT_ICSZ 48 15 16 /* IC offsets from buffer header address */ 17 #define DEFAULT_RX_ICEOF 16 18 #define DEFAULT_TX_ICEOF 16 19 20 /* 21 * Values for the L3R field of the FM Parse Results 22 */ 23 /* L3 Type field: First IP Present IPv4 */ 24 #define DPAA_L3_PARSE_RESULT_IPV4 0x80 25 /* L3 Type field: First IP Present IPv6 */ 26 #define DPAA_L3_PARSE_RESULT_IPV6 0x40 27 /* Values for the L4R field of the FM Parse Results 28 * See $8.8.4.7.20 - L4 HXS - L4 Results from DPAA-Rev2 Reference Manual. 29 */ 30 /* L4 Type field: UDP */ 31 #define DPAA_L4_PARSE_RESULT_UDP 0x40 32 /* L4 Type field: TCP */ 33 #define DPAA_L4_PARSE_RESULT_TCP 0x20 34 35 #define DPAA_MAX_DEQUEUE_NUM_FRAMES 63 36 /** <Maximum number of frames to be dequeued in a single rx call*/ 37 38 /* FD structure masks and offset */ 39 #define DPAA_FD_FORMAT_MASK 0xE0000000 40 #define DPAA_FD_OFFSET_MASK 0x1FF00000 41 #define DPAA_FD_LENGTH_MASK 0xFFFFF 42 #define DPAA_FD_FORMAT_SHIFT 29 43 #define DPAA_FD_OFFSET_SHIFT 20 44 45 /* Parsing mask (Little Endian) - 0x00E044ED00800000 46 * Classification Plan ID 0x00 47 * L4R 0xE0 - 48 * 0x20 - TCP 49 * 0x40 - UDP 50 * 0x80 - SCTP 51 * L3R 0xEDC4 (in Big Endian) - 52 * 0x8000 - IPv4 53 * 0x4000 - IPv6 54 * 0x8140 - IPv4 Ext + Frag 55 * 0x8040 - IPv4 Frag 56 * 0x8100 - IPv4 Ext 57 * 0x4140 - IPv6 Ext + Frag 58 * 0x4040 - IPv6 Frag 59 * 0x4100 - IPv6 Ext 60 * L2R 0x8000 (in Big Endian) - 61 * 0x8000 - Ethernet type 62 * ShimR & Logical Port ID 0x0000 63 */ 64 #define DPAA_PARSE_MASK 0x00E044ED00800000 65 #define DPAA_PARSE_VLAN_MASK 0x0000000000700000 66 67 /* Parsed values (Little Endian) */ 68 #define DPAA_PKT_TYPE_NONE 0x0000000000000000 69 #define DPAA_PKT_TYPE_ETHER 0x0000000000800000 70 #define DPAA_PKT_TYPE_IPV4 \ 71 (0x0000008000000000 | DPAA_PKT_TYPE_ETHER) 72 #define DPAA_PKT_TYPE_IPV6 \ 73 (0x0000004000000000 | DPAA_PKT_TYPE_ETHER) 74 #define DPAA_PKT_TYPE_GRE \ 75 (0x0000002000000000 | DPAA_PKT_TYPE_ETHER) 76 #define DPAA_PKT_TYPE_IPV4_FRAG \ 77 (0x0000400000000000 | DPAA_PKT_TYPE_IPV4) 78 #define DPAA_PKT_TYPE_IPV6_FRAG \ 79 (0x0000400000000000 | DPAA_PKT_TYPE_IPV6) 80 #define DPAA_PKT_TYPE_IPV4_EXT \ 81 (0x0000000100000000 | DPAA_PKT_TYPE_IPV4) 82 #define DPAA_PKT_TYPE_IPV6_EXT \ 83 (0x0000000100000000 | DPAA_PKT_TYPE_IPV6) 84 #define DPAA_PKT_TYPE_IPV4_TCP \ 85 (0x0020000000000000 | DPAA_PKT_TYPE_IPV4) 86 #define DPAA_PKT_TYPE_IPV6_TCP \ 87 (0x0020000000000000 | DPAA_PKT_TYPE_IPV6) 88 #define DPAA_PKT_TYPE_IPV4_UDP \ 89 (0x0040000000000000 | DPAA_PKT_TYPE_IPV4) 90 #define DPAA_PKT_TYPE_IPV6_UDP \ 91 (0x0040000000000000 | DPAA_PKT_TYPE_IPV6) 92 #define DPAA_PKT_TYPE_IPV4_SCTP \ 93 (0x0080000000000000 | DPAA_PKT_TYPE_IPV4) 94 #define DPAA_PKT_TYPE_IPV6_SCTP \ 95 (0x0080000000000000 | DPAA_PKT_TYPE_IPV6) 96 #define DPAA_PKT_TYPE_IPV4_FRAG_TCP \ 97 (0x0020000000000000 | DPAA_PKT_TYPE_IPV4_FRAG) 98 #define DPAA_PKT_TYPE_IPV6_FRAG_TCP \ 99 (0x0020000000000000 | DPAA_PKT_TYPE_IPV6_FRAG) 100 #define DPAA_PKT_TYPE_IPV4_FRAG_UDP \ 101 (0x0040000000000000 | DPAA_PKT_TYPE_IPV4_FRAG) 102 #define DPAA_PKT_TYPE_IPV6_FRAG_UDP \ 103 (0x0040000000000000 | DPAA_PKT_TYPE_IPV6_FRAG) 104 #define DPAA_PKT_TYPE_IPV4_FRAG_SCTP \ 105 (0x0080000000000000 | DPAA_PKT_TYPE_IPV4_FRAG) 106 #define DPAA_PKT_TYPE_IPV6_FRAG_SCTP \ 107 (0x0080000000000000 | DPAA_PKT_TYPE_IPV6_FRAG) 108 #define DPAA_PKT_TYPE_IPV4_EXT_UDP \ 109 (0x0040000000000000 | DPAA_PKT_TYPE_IPV4_EXT) 110 #define DPAA_PKT_TYPE_IPV6_EXT_UDP \ 111 (0x0040000000000000 | DPAA_PKT_TYPE_IPV6_EXT) 112 #define DPAA_PKT_TYPE_IPV4_EXT_TCP \ 113 (0x0020000000000000 | DPAA_PKT_TYPE_IPV4_EXT) 114 #define DPAA_PKT_TYPE_IPV6_EXT_TCP \ 115 (0x0020000000000000 | DPAA_PKT_TYPE_IPV6_EXT) 116 #define DPAA_PKT_TYPE_TUNNEL_4_4 \ 117 (0x0000000800000000 | DPAA_PKT_TYPE_IPV4) 118 #define DPAA_PKT_TYPE_TUNNEL_6_6 \ 119 (0x0000000400000000 | DPAA_PKT_TYPE_IPV6) 120 #define DPAA_PKT_TYPE_TUNNEL_4_6 \ 121 (0x0000000400000000 | DPAA_PKT_TYPE_IPV4) 122 #define DPAA_PKT_TYPE_TUNNEL_6_4 \ 123 (0x0000000800000000 | DPAA_PKT_TYPE_IPV6) 124 #define DPAA_PKT_TYPE_TUNNEL_4_4_UDP \ 125 (0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_4_4) 126 #define DPAA_PKT_TYPE_TUNNEL_6_6_UDP \ 127 (0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_6_6) 128 #define DPAA_PKT_TYPE_TUNNEL_4_6_UDP \ 129 (0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_4_6) 130 #define DPAA_PKT_TYPE_TUNNEL_6_4_UDP \ 131 (0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_6_4) 132 #define DPAA_PKT_TYPE_TUNNEL_4_4_TCP \ 133 (0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_4_4) 134 #define DPAA_PKT_TYPE_TUNNEL_6_6_TCP \ 135 (0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_6_6) 136 #define DPAA_PKT_TYPE_TUNNEL_4_6_TCP \ 137 (0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_4_6) 138 #define DPAA_PKT_TYPE_TUNNEL_6_4_TCP \ 139 (0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_6_4) 140 #define DPAA_PKT_L3_LEN_SHIFT 7 141 142 /** 143 * FMan parse result array 144 */ 145 struct dpaa_eth_parse_results_t { 146 uint8_t lpid; /**< Logical port id */ 147 uint8_t shimr; /**< Shim header result */ 148 union { 149 uint16_t l2r; /**< Layer 2 result */ 150 struct { 151 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 152 uint16_t ethernet:1; 153 uint16_t vlan:1; 154 uint16_t llc_snap:1; 155 uint16_t mpls:1; 156 uint16_t ppoe_ppp:1; 157 uint16_t unused_1:3; 158 uint16_t unknown_eth_proto:1; 159 uint16_t eth_frame_type:2; 160 uint16_t l2r_err:5; 161 /*00-unicast, 01-multicast, 11-broadcast*/ 162 #else 163 uint16_t l2r_err:5; 164 uint16_t eth_frame_type:2; 165 uint16_t unknown_eth_proto:1; 166 uint16_t unused_1:3; 167 uint16_t ppoe_ppp:1; 168 uint16_t mpls:1; 169 uint16_t llc_snap:1; 170 uint16_t vlan:1; 171 uint16_t ethernet:1; 172 #endif 173 } __attribute__((__packed__)); 174 } __attribute__((__packed__)); 175 union { 176 uint16_t l3r; /**< Layer 3 result */ 177 struct { 178 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 179 uint16_t first_ipv4:1; 180 uint16_t first_ipv6:1; 181 uint16_t gre:1; 182 uint16_t min_enc:1; 183 uint16_t last_ipv4:1; 184 uint16_t last_ipv6:1; 185 uint16_t first_info_err:1;/*0 info, 1 error*/ 186 uint16_t first_ip_err_code:5; 187 uint16_t last_info_err:1; /*0 info, 1 error*/ 188 uint16_t last_ip_err_code:3; 189 #else 190 uint16_t last_ip_err_code:3; 191 uint16_t last_info_err:1; /*0 info, 1 error*/ 192 uint16_t first_ip_err_code:5; 193 uint16_t first_info_err:1;/*0 info, 1 error*/ 194 uint16_t last_ipv6:1; 195 uint16_t last_ipv4:1; 196 uint16_t min_enc:1; 197 uint16_t gre:1; 198 uint16_t first_ipv6:1; 199 uint16_t first_ipv4:1; 200 #endif 201 } __attribute__((__packed__)); 202 } __attribute__((__packed__)); 203 union { 204 uint8_t l4r; /**< Layer 4 result */ 205 struct{ 206 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 207 uint8_t l4_type:3; 208 uint8_t l4_info_err:1; 209 uint8_t l4_result:4; 210 /* if type IPSec: 1 ESP, 2 AH */ 211 #else 212 uint8_t l4_result:4; 213 /* if type IPSec: 1 ESP, 2 AH */ 214 uint8_t l4_info_err:1; 215 uint8_t l4_type:3; 216 #endif 217 } __attribute__((__packed__)); 218 } __attribute__((__packed__)); 219 uint8_t cplan; /**< Classification plan id */ 220 uint16_t nxthdr; /**< Next Header */ 221 uint16_t cksum; /**< Checksum */ 222 uint32_t lcv; /**< LCV */ 223 uint8_t shim_off[3]; /**< Shim offset */ 224 uint8_t eth_off; /**< ETH offset */ 225 uint8_t llc_snap_off; /**< LLC_SNAP offset */ 226 uint8_t vlan_off[2]; /**< VLAN offset */ 227 uint8_t etype_off; /**< ETYPE offset */ 228 uint8_t pppoe_off; /**< PPP offset */ 229 uint8_t mpls_off[2]; /**< MPLS offset */ 230 uint8_t ip_off[2]; /**< IP offset */ 231 uint8_t gre_off; /**< GRE offset */ 232 uint8_t l4_off; /**< Layer 4 offset */ 233 uint8_t nxthdr_off; /**< Parser end point */ 234 } __attribute__ ((__packed__)); 235 236 /* The structure is the Prepended Data to the Frame which is used by FMAN */ 237 struct annotations_t { 238 uint8_t reserved[DEFAULT_RX_ICEOF]; 239 struct dpaa_eth_parse_results_t parse; /**< Pointer to Parsed result*/ 240 uint64_t reserved1; 241 uint64_t hash; /**< Hash Result */ 242 }; 243 244 #define GET_ANNOTATIONS(_buf) \ 245 (struct annotations_t *)(_buf) 246 247 #define GET_RX_PRS(_buf) \ 248 (struct dpaa_eth_parse_results_t *)((uint8_t *)(_buf) + \ 249 DEFAULT_RX_ICEOF) 250 251 #define GET_TX_PRS(_buf) \ 252 (struct dpaa_eth_parse_results_t *)((uint8_t *)(_buf) + \ 253 DEFAULT_TX_ICEOF) 254 255 uint16_t dpaa_eth_queue_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs); 256 257 uint16_t dpaa_eth_queue_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs); 258 259 uint16_t dpaa_eth_tx_drop_all(void *q __rte_unused, 260 struct rte_mbuf **bufs __rte_unused, 261 uint16_t nb_bufs __rte_unused); 262 263 struct rte_mbuf *dpaa_eth_sg_to_mbuf(const struct qm_fd *fd, uint32_t ifid); 264 265 int dpaa_eth_mbuf_to_sg_fd(struct rte_mbuf *mbuf, 266 struct qm_fd *fd, 267 uint32_t bpid); 268 269 void dpaa_rx_cb(struct qman_fq **fq, 270 struct qm_dqrr_entry **dqrr, void **bufs, int num_bufs); 271 272 void dpaa_rx_cb_prepare(struct qm_dqrr_entry *dq, void **bufs); 273 274 void dpaa_rx_cb_no_prefetch(struct qman_fq **fq, 275 struct qm_dqrr_entry **dqrr, void **bufs, int num_bufs); 276 #endif 277