1 #ifndef __BNX2FC_CONSTANTS_H_ 2 #define __BNX2FC_CONSTANTS_H_ 3 4 /** 5 * This file defines HSI constants for the FCoE flows 6 */ 7 8 /* Current FCoE HSI version number composed of two fields (16 bit) */ 9 /* Implies on a change broken previous HSI */ 10 #define FCOE_HSI_MAJOR_VERSION (1) 11 /* Implies on a change which does not broken previous HSI */ 12 #define FCOE_HSI_MINOR_VERSION (1) 13 14 /* KWQ/KCQ FCoE layer code */ 15 #define FCOE_KWQE_LAYER_CODE (7) 16 17 /* KWQ (kernel work queue) request op codes */ 18 #define FCOE_KWQE_OPCODE_INIT1 (0) 19 #define FCOE_KWQE_OPCODE_INIT2 (1) 20 #define FCOE_KWQE_OPCODE_INIT3 (2) 21 #define FCOE_KWQE_OPCODE_OFFLOAD_CONN1 (3) 22 #define FCOE_KWQE_OPCODE_OFFLOAD_CONN2 (4) 23 #define FCOE_KWQE_OPCODE_OFFLOAD_CONN3 (5) 24 #define FCOE_KWQE_OPCODE_OFFLOAD_CONN4 (6) 25 #define FCOE_KWQE_OPCODE_ENABLE_CONN (7) 26 #define FCOE_KWQE_OPCODE_DISABLE_CONN (8) 27 #define FCOE_KWQE_OPCODE_DESTROY_CONN (9) 28 #define FCOE_KWQE_OPCODE_DESTROY (10) 29 #define FCOE_KWQE_OPCODE_STAT (11) 30 31 /* KCQ (kernel completion queue) response op codes */ 32 #define FCOE_KCQE_OPCODE_INIT_FUNC (0x10) 33 #define FCOE_KCQE_OPCODE_DESTROY_FUNC (0x11) 34 #define FCOE_KCQE_OPCODE_STAT_FUNC (0x12) 35 #define FCOE_KCQE_OPCODE_OFFLOAD_CONN (0x15) 36 #define FCOE_KCQE_OPCODE_ENABLE_CONN (0x16) 37 #define FCOE_KCQE_OPCODE_DISABLE_CONN (0x17) 38 #define FCOE_KCQE_OPCODE_DESTROY_CONN (0x18) 39 #define FCOE_KCQE_OPCODE_CQ_EVENT_NOTIFICATION (0x20) 40 #define FCOE_KCQE_OPCODE_FCOE_ERROR (0x21) 41 42 /* KCQ (kernel completion queue) completion status */ 43 #define FCOE_KCQE_COMPLETION_STATUS_SUCCESS (0x0) 44 #define FCOE_KCQE_COMPLETION_STATUS_ERROR (0x1) 45 #define FCOE_KCQE_COMPLETION_STATUS_INVALID_OPCODE (0x2) 46 #define FCOE_KCQE_COMPLETION_STATUS_CTX_ALLOC_FAILURE (0x3) 47 #define FCOE_KCQE_COMPLETION_STATUS_CTX_FREE_FAILURE (0x4) 48 #define FCOE_KCQE_COMPLETION_STATUS_NIC_ERROR (0x5) 49 #define FCOE_KCQE_COMPLETION_STATUS_WRONG_HSI_VERSION (0x6) 50 51 /* CQE type */ 52 #define FCOE_PENDING_CQE_TYPE 0 53 #define FCOE_UNSOLIC_CQE_TYPE 1 54 55 /* Unsolicited CQE type */ 56 #define FCOE_UNSOLICITED_FRAME_CQE_TYPE 0 57 #define FCOE_ERROR_DETECTION_CQE_TYPE 1 58 #define FCOE_WARNING_DETECTION_CQE_TYPE 2 59 60 /* E_D_TOV timer resolution in ms */ 61 #define FCOE_E_D_TOV_TIMER_RESOLUTION_MS (20) 62 63 /* E_D_TOV timer resolution for SDM (4 micro) */ 64 #define FCOE_E_D_TOV_SDM_TIMER_RESOLUTION \ 65 (FCOE_E_D_TOV_TIMER_RESOLUTION_MS * 1000 / 4) 66 67 /* REC timer resolution in ms */ 68 #define FCOE_REC_TIMER_RESOLUTION_MS (20) 69 70 /* REC timer resolution for SDM (4 micro) */ 71 #define FCOE_REC_SDM_TIMER_RESOLUTION (FCOE_REC_TIMER_RESOLUTION_MS * 1000 / 4) 72 73 /* E_D_TOV timer default wraparound value (2 sec) in 20 ms resolution */ 74 #define FCOE_E_D_TOV_DEFAULT_WRAPAROUND_VAL \ 75 (2000 / FCOE_E_D_TOV_TIMER_RESOLUTION_MS) 76 77 /* REC_TOV timer default wraparound value (3 sec) in 20 ms resolution */ 78 #define FCOE_REC_TOV_DEFAULT_WRAPAROUND_VAL \ 79 (3000 / FCOE_REC_TIMER_RESOLUTION_MS) 80 81 #define FCOE_NUM_OF_TIMER_TASKS (8 * 1024) 82 83 #define FCOE_NUM_OF_CACHED_TASKS_TIMER (8) 84 85 /* Task context constants */ 86 /******** Remove FCP_CMD write tce sleep ***********************/ 87 /* In case timer services are required then shall be updated by Xstorm after 88 * start processing the task. In case no timer facilities are required then the 89 * driver would initialize the state to this value 90 * 91 #define FCOE_TASK_TX_STATE_NORMAL 0 92 * After driver has initialize the task in case timer services required * 93 #define FCOE_TASK_TX_STATE_INIT 1 94 ******** Remove FCP_CMD write tce sleep ***********************/ 95 /* After driver has initialize the task in case timer services required */ 96 #define FCOE_TASK_TX_STATE_INIT 0 97 /* In case timer services are required then shall be updated by Xstorm after 98 * start processing the task. In case no timer facilities are required then the 99 * driver would initialize the state to this value 100 */ 101 #define FCOE_TASK_TX_STATE_NORMAL 1 102 /* Task is under abort procedure. Updated in order to stop processing of 103 * pending WQEs on this task 104 */ 105 #define FCOE_TASK_TX_STATE_ABORT 2 106 /* For E_D_T_TOV timer expiration in Xstorm (Class 2 only) */ 107 #define FCOE_TASK_TX_STATE_ERROR 3 108 /* For REC_TOV timer expiration indication received from Xstorm */ 109 #define FCOE_TASK_TX_STATE_WARNING 4 110 /* For completed unsolicited task */ 111 #define FCOE_TASK_TX_STATE_UNSOLICITED_COMPLETED 5 112 /* For exchange cleanup request task */ 113 #define FCOE_TASK_TX_STATE_EXCHANGE_CLEANUP 6 114 /* For sequence cleanup request task */ 115 #define FCOE_TASK_TX_STATE_SEQUENCE_CLEANUP 7 116 /* For completion the ABTS task. */ 117 #define FCOE_TASK_TX_STATE_ABTS_TX 8 118 119 #define FCOE_TASK_RX_STATE_NORMAL 0 120 #define FCOE_TASK_RX_STATE_COMPLETED 1 121 /* Obsolete: Intermediate completion (middle path with local completion) */ 122 #define FCOE_TASK_RX_STATE_INTER_COMP 2 123 /* For REC_TOV timer expiration indication received from Xstorm */ 124 #define FCOE_TASK_RX_STATE_WARNING 3 125 /* For E_D_T_TOV timer expiration in Ustorm */ 126 #define FCOE_TASK_RX_STATE_ERROR 4 127 /* FW only: First visit at rx-path, part of the abts round trip */ 128 #define FCOE_TASK_RX_STATE_ABTS_IN_PROCESS 5 129 /* FW only: Second visit at rx-path, after ABTS frame transmitted */ 130 #define FCOE_TASK_RX_STATE_ABTS_TRANSMITTED 6 131 /* Special completion indication in case of task was aborted. */ 132 #define FCOE_TASK_RX_STATE_ABTS_COMPLETED 7 133 /* FW only: First visit at rx-path, part of the cleanup round trip */ 134 #define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_IN_PROCESS 8 135 /* FW only: Special completion indication in case of task was cleaned. */ 136 #define FCOE_TASK_RX_STATE_EXCHANGE_CLEANUP_COMPLETED 9 137 /* Not in used: Special completion indication (in task requested the exchange 138 * cleanup) in case cleaned task is in non-valid. 139 */ 140 #define FCOE_TASK_RX_STATE_ABORT_CLEANUP_COMPLETED 10 141 /* Special completion indication (in task requested the sequence cleanup) in 142 * case cleaned task was already returned to normal. 143 */ 144 #define FCOE_TASK_RX_STATE_IGNORED_SEQUENCE_CLEANUP 11 145 146 147 #define FCOE_TASK_TYPE_WRITE 0 148 #define FCOE_TASK_TYPE_READ 1 149 #define FCOE_TASK_TYPE_MIDPATH 2 150 #define FCOE_TASK_TYPE_UNSOLICITED 3 151 #define FCOE_TASK_TYPE_ABTS 4 152 #define FCOE_TASK_TYPE_EXCHANGE_CLEANUP 5 153 #define FCOE_TASK_TYPE_SEQUENCE_CLEANUP 6 154 155 #define FCOE_TASK_DEV_TYPE_DISK 0 156 #define FCOE_TASK_DEV_TYPE_TAPE 1 157 158 #define FCOE_TASK_CLASS_TYPE_3 0 159 #define FCOE_TASK_CLASS_TYPE_2 1 160 161 /* FCoE/FC packet fields */ 162 #define FCOE_ETH_TYPE 0x8906 163 164 /* FCoE maximum elements in hash table */ 165 #define FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW 8 166 167 /* FCoE half of the elements in hash table */ 168 #define FCOE_HALF_ELEMENTS_IN_HASH_TABLE_ROW \ 169 (FCOE_MAX_ELEMENTS_IN_HASH_TABLE_ROW / 2) 170 171 /* FcoE number of cached T2 entries */ 172 #define T_FCOE_NUMBER_OF_CACHED_T2_ENTRIES (4) 173 174 /* FCoE maximum elements in hash table */ 175 #define FCOE_HASH_TBL_CHUNK_SIZE 16384 176 177 /* Everest FCoE connection type */ 178 #define B577XX_FCOE_CONNECTION_TYPE 4 179 180 /* FCoE number of rows (in log). This number derives 181 * from the maximum connections supported which is 2048. 182 * TBA: Need a different constant for E2 183 */ 184 #define FCOE_MAX_NUM_SESSIONS_LOG 11 185 186 #define FC_ABTS_REPLY_MAX_PAYLOAD_LEN 12 187 188 /* Error codes for Error Reporting in slow path flows */ 189 #define FCOE_SLOW_PATH_ERROR_CODE_TOO_MANY_FUNCS 0 190 #define FCOE_SLOW_PATH_ERROR_CODE_NO_LICENSE 1 191 192 /* Error codes for Error Reporting in fast path flows 193 * XFER error codes 194 */ 195 #define FCOE_ERROR_CODE_XFER_OOO_RO 0 196 #define FCOE_ERROR_CODE_XFER_RO_NOT_ALIGNED 1 197 #define FCOE_ERROR_CODE_XFER_NULL_BURST_LEN 2 198 #define FCOE_ERROR_CODE_XFER_RO_GREATER_THAN_DATA2TRNS 3 199 #define FCOE_ERROR_CODE_XFER_INVALID_PAYLOAD_SIZE 4 200 #define FCOE_ERROR_CODE_XFER_TASK_TYPE_NOT_WRITE 5 201 #define FCOE_ERROR_CODE_XFER_PEND_XFER_SET 6 202 #define FCOE_ERROR_CODE_XFER_OPENED_SEQ 7 203 #define FCOE_ERROR_CODE_XFER_FCTL 8 204 205 /* FCP RSP error codes */ 206 #define FCOE_ERROR_CODE_FCP_RSP_BIDI_FLAGS_SET 9 207 #define FCOE_ERROR_CODE_FCP_RSP_UNDERFLOW 10 208 #define FCOE_ERROR_CODE_FCP_RSP_OVERFLOW 11 209 #define FCOE_ERROR_CODE_FCP_RSP_INVALID_LENGTH_FIELD 12 210 #define FCOE_ERROR_CODE_FCP_RSP_INVALID_SNS_FIELD 13 211 #define FCOE_ERROR_CODE_FCP_RSP_INVALID_PAYLOAD_SIZE 14 212 #define FCOE_ERROR_CODE_FCP_RSP_PEND_XFER_SET 15 213 #define FCOE_ERROR_CODE_FCP_RSP_OPENED_SEQ 16 214 #define FCOE_ERROR_CODE_FCP_RSP_FCTL 17 215 #define FCOE_ERROR_CODE_FCP_RSP_LAST_SEQ_RESET 18 216 #define FCOE_ERROR_CODE_FCP_RSP_CONF_REQ_NOT_SUPPORTED_YET 19 217 218 /* FCP DATA error codes */ 219 #define FCOE_ERROR_CODE_DATA_OOO_RO 20 220 #define FCOE_ERROR_CODE_DATA_EXCEEDS_DEFINED_MAX_FRAME_SIZE 21 221 #define FCOE_ERROR_CODE_DATA_EXCEEDS_DATA2TRNS 22 222 #define FCOE_ERROR_CODE_DATA_SOFI3_SEQ_ACTIVE_SET 23 223 #define FCOE_ERROR_CODE_DATA_SOFN_SEQ_ACTIVE_RESET 24 224 #define FCOE_ERROR_CODE_DATA_EOFN_END_SEQ_SET 25 225 #define FCOE_ERROR_CODE_DATA_EOFT_END_SEQ_RESET 26 226 #define FCOE_ERROR_CODE_DATA_TASK_TYPE_NOT_READ 27 227 #define FCOE_ERROR_CODE_DATA_FCTL 28 228 229 /* Middle path error codes */ 230 #define FCOE_ERROR_CODE_MIDPATH_INVALID_TYPE 29 231 #define FCOE_ERROR_CODE_MIDPATH_SOFI3_SEQ_ACTIVE_SET 30 232 #define FCOE_ERROR_CODE_MIDPATH_SOFN_SEQ_ACTIVE_RESET 31 233 #define FCOE_ERROR_CODE_MIDPATH_EOFN_END_SEQ_SET 32 234 #define FCOE_ERROR_CODE_MIDPATH_EOFT_END_SEQ_RESET 33 235 #define FCOE_ERROR_CODE_MIDPATH_REPLY_FCTL 34 236 #define FCOE_ERROR_CODE_MIDPATH_INVALID_REPLY 35 237 #define FCOE_ERROR_CODE_MIDPATH_ELS_REPLY_RCTL 36 238 239 /* ABTS error codes */ 240 #define FCOE_ERROR_CODE_ABTS_REPLY_F_CTL 37 241 #define FCOE_ERROR_CODE_ABTS_REPLY_DDF_RCTL_FIELD 38 242 #define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_BLS_RCTL 39 243 #define FCOE_ERROR_CODE_ABTS_REPLY_INVALID_RCTL 40 244 #define FCOE_ERROR_CODE_ABTS_REPLY_RCTL_GENERAL_MISMATCH 41 245 246 /* Common error codes */ 247 #define FCOE_ERROR_CODE_COMMON_MIDDLE_FRAME_WITH_PAD 42 248 #define FCOE_ERROR_CODE_COMMON_SEQ_INIT_IN_TCE 43 249 #define FCOE_ERROR_CODE_COMMON_FC_HDR_RX_ID_MISMATCH 44 250 #define FCOE_ERROR_CODE_COMMON_INCORRECT_SEQ_CNT 45 251 #define FCOE_ERROR_CODE_COMMON_DATA_FC_HDR_FCP_TYPE_MISMATCH 46 252 #define FCOE_ERROR_CODE_COMMON_DATA_NO_MORE_SGES 47 253 #define FCOE_ERROR_CODE_COMMON_OPTIONAL_FC_HDR 48 254 #define FCOE_ERROR_CODE_COMMON_READ_TCE_OX_ID_TOO_BIG 49 255 #define FCOE_ERROR_CODE_COMMON_DATA_WAS_NOT_TRANSMITTED 50 256 257 /* Unsolicited Rx error codes */ 258 #define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_ELS 51 259 #define FCOE_ERROR_CODE_UNSOLICITED_TYPE_NOT_BLS 52 260 #define FCOE_ERROR_CODE_UNSOLICITED_FCTL_ELS 53 261 #define FCOE_ERROR_CODE_UNSOLICITED_FCTL_BLS 54 262 #define FCOE_ERROR_CODE_UNSOLICITED_R_CTL 55 263 264 #define FCOE_ERROR_CODE_RW_TASK_DDF_RCTL_INFO_FIELD 56 265 #define FCOE_ERROR_CODE_RW_TASK_INVALID_RCTL 57 266 #define FCOE_ERROR_CODE_RW_TASK_RCTL_GENERAL_MISMATCH 58 267 268 /* Timer error codes */ 269 #define FCOE_ERROR_CODE_E_D_TOV_TIMER_EXPIRATION 60 270 #define FCOE_ERROR_CODE_REC_TOV_TIMER_EXPIRATION 61 271 272 273 #endif /* BNX2FC_CONSTANTS_H_ */ 274