1 /****************************************************************************** 2 * 3 * (C)Copyright 1998,1999 SysKonnect, 4 * a business unit of Schneider & Koch & Co. Datensysteme GmbH. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * The information in this file is provided "AS IS" without warranty. 12 * 13 ******************************************************************************/ 14 15 #ifndef _SCMECM_ 16 #define _SCMECM_ 17 18 #if defined(PCI) && !defined(OSDEF) 19 /* 20 * In the case of the PCI bus the file osdef1st.h must be present 21 */ 22 #define OSDEF 23 #endif 24 25 #ifdef PCI 26 #ifndef SUPERNET_3 27 #define SUPERNET_3 28 #endif 29 #ifndef TAG_MODE 30 #define TAG_MODE 31 #endif 32 #endif 33 34 /* 35 * include all other files in required order 36 * the following files must have been included before: 37 * types.h 38 * fddi.h 39 */ 40 #ifdef OSDEF 41 #include "h/osdef1st.h" 42 #endif /* OSDEF */ 43 #ifdef OEM_CONCEPT 44 #include "oemdef.h" 45 #endif /* OEM_CONCEPT */ 46 #include "h/smt.h" 47 #include "h/cmtdef.h" 48 #include "h/fddimib.h" 49 #include "h/targethw.h" /* all target hw dependencies */ 50 #include "h/targetos.h" /* all target os dependencies */ 51 #ifdef ESS 52 #include "h/sba.h" 53 #endif 54 55 /* 56 * Event Queue 57 * queue.c 58 * events are class/value pairs 59 * class is addressee, e.g. RMT, PCM etc. 60 * value is command, e.g. line state change, ring op change etc. 61 */ 62 struct event_queue { 63 u_short class ; /* event class */ 64 u_short event ; /* event value */ 65 } ; 66 67 /* 68 * define event queue as circular buffer 69 */ 70 #ifdef CONCENTRATOR 71 #define MAX_EVENT 128 72 #else /* nCONCENTRATOR */ 73 #define MAX_EVENT 64 74 #endif /* nCONCENTRATOR */ 75 76 struct s_queue { 77 78 struct event_queue ev_queue[MAX_EVENT]; 79 struct event_queue *ev_put ; 80 struct event_queue *ev_get ; 81 } ; 82 83 /* 84 * ECM - Entity Coordination Management 85 * ecm.c 86 */ 87 struct s_ecm { 88 u_char path_test ; /* ECM path test variable */ 89 u_char sb_flag ; /* ECM stuck bypass */ 90 u_char DisconnectFlag ; /* jd 05-Aug-1999 Bug #10419 91 * ECM disconnected */ 92 u_char ecm_line_state ; /* flag to dispatcher : line states */ 93 u_long trace_prop ; /* ECM Trace_Prop flag >= 16 bits !! */ 94 /* NUMPHYS note: 95 * this variable must have enough bits to hold all entiies in 96 * the station. So NUMPHYS may not be greater than 31. 97 */ 98 char ec_pad[2] ; 99 struct smt_timer ecm_timer ; /* timer */ 100 } ; 101 102 103 /* 104 * RMT - Ring Management 105 * rmt.c 106 */ 107 struct s_rmt { 108 u_char dup_addr_test ; /* state of dupl. addr. test */ 109 u_char da_flag ; /* flag : duplicate address det. */ 110 u_char loop_avail ; /* flag : MAC available for loopback */ 111 u_char sm_ma_avail ; /* flag : MAC available for SMT */ 112 u_char no_flag ; /* flag : ring not operational */ 113 u_char bn_flag ; /* flag : MAC reached beacon state */ 114 u_char jm_flag ; /* flag : jamming in NON_OP_DUP */ 115 u_char rm_join ; /* CFM flag RM_Join */ 116 u_char rm_loop ; /* CFM flag RM_Loop */ 117 118 long fast_rm_join ; /* bit mask of active ports */ 119 /* 120 * timer and flags 121 */ 122 struct smt_timer rmt_timer0 ; /* timer 0 */ 123 struct smt_timer rmt_timer1 ; /* timer 1 */ 124 struct smt_timer rmt_timer2 ; /* timer 2 */ 125 u_char timer0_exp ; /* flag : timer 0 expired */ 126 u_char timer1_exp ; /* flag : timer 1 expired */ 127 u_char timer2_exp ; /* flag : timer 2 expired */ 128 129 u_char rm_pad1[1] ; 130 } ; 131 132 /* 133 * CFM - Configuration Management 134 * cfm.c 135 * used for SAS and DAS 136 */ 137 struct s_cfm { 138 u_char cf_state; /* CFM state machine current state */ 139 u_char cf_pad[3] ; 140 } ; 141 142 /* 143 * CEM - Configuration Element Management 144 * cem.c 145 * used for Concentrator 146 */ 147 #ifdef CONCENTRATOR 148 struct s_cem { 149 int ce_state ; /* CEM state */ 150 int ce_port ; /* PA PB PM PM+1 .. */ 151 int ce_type ; /* TA TB TS TM */ 152 } ; 153 154 /* 155 * linked list of CCEs in current token path 156 */ 157 struct s_c_ring { 158 struct s_c_ring *c_next ; 159 char c_entity ; 160 } ; 161 162 struct mib_path_config { 163 u_long fddimibPATHConfigSMTIndex; 164 u_long fddimibPATHConfigPATHIndex; 165 u_long fddimibPATHConfigTokenOrder; 166 u_long fddimibPATHConfigResourceType; 167 #define SNMP_RES_TYPE_MAC 2 /* Resource is a MAC */ 168 #define SNMP_RES_TYPE_PORT 4 /* Resource is a PORT */ 169 u_long fddimibPATHConfigResourceIndex; 170 u_long fddimibPATHConfigCurrentPath; 171 #define SNMP_PATH_ISOLATED 1 /* Current path is isolated */ 172 #define SNMP_PATH_LOCAL 2 /* Current path is local */ 173 #define SNMP_PATH_SECONDARY 3 /* Current path is secondary */ 174 #define SNMP_PATH_PRIMARY 4 /* Current path is primary */ 175 #define SNMP_PATH_CONCATENATED 5 /* Current path is concatenated */ 176 #define SNMP_PATH_THRU 6 /* Current path is thru */ 177 }; 178 179 180 #endif 181 182 /* 183 * PCM connect states 184 */ 185 #define PCM_DISABLED 0 186 #define PCM_CONNECTING 1 187 #define PCM_STANDBY 2 188 #define PCM_ACTIVE 3 189 190 struct s_pcm { 191 u_char pcm_pad[3] ; 192 } ; 193 194 /* 195 * PHY struct 196 * one per physical port 197 */ 198 struct s_phy { 199 /* Inter Module Globals */ 200 struct fddi_mib_p *mib ; 201 202 u_char np ; /* index 0 .. NUMPHYS */ 203 u_char cf_join ; 204 u_char cf_loop ; 205 u_char wc_flag ; /* withhold connection flag */ 206 u_char pc_mode ; /* Holds the negotiated mode of the PCM */ 207 u_char pc_lem_fail ; /* flag : LCT failed */ 208 u_char lc_test ; 209 u_char scrub ; /* CFM flag Scrub -> PCM */ 210 char phy_name ; 211 u_char pmd_type[2] ; /* SK connector/transceiver type codes */ 212 #define PMD_SK_CONN 0 /* pmd_type[PMD_SK_CONN] = Connector */ 213 #define PMD_SK_PMD 1 /* pmd_type[PMD_SK_PMD] = Xver */ 214 u_char pmd_scramble ; /* scrambler on/off */ 215 216 /* inner Module Globals */ 217 u_char curr_ls ; /* current line state */ 218 u_char ls_flag ; 219 u_char rc_flag ; 220 u_char tc_flag ; 221 u_char td_flag ; 222 u_char bitn ; 223 u_char tr_flag ; /* trace recvd while in active */ 224 u_char twisted ; /* flag to indicate an A-A or B-B connection */ 225 u_char t_val[NUMBITS] ; /* transmit bits for signaling */ 226 u_char r_val[NUMBITS] ; /* receive bits for signaling */ 227 u_long t_next[NUMBITS] ; 228 struct smt_timer pcm_timer0 ; 229 struct smt_timer pcm_timer1 ; 230 struct smt_timer pcm_timer2 ; 231 u_char timer0_exp ; 232 u_char timer1_exp ; 233 u_char timer2_exp ; 234 u_char pcm_pad1[1] ; 235 int cem_pst ; /* CEM privae state; used for dual homing */ 236 struct lem_counter lem ; 237 #ifdef AMDPLC 238 struct s_plc plc ; 239 #endif 240 } ; 241 242 /* 243 * timer package 244 * smttimer.c 245 */ 246 struct s_timer { 247 struct smt_timer *st_queue ; 248 struct smt_timer st_fast ; 249 } ; 250 251 /* 252 * SRF types and data 253 */ 254 #define SMT_EVENT_BASE 1 255 #define SMT_EVENT_MAC_PATH_CHANGE (SMT_EVENT_BASE+0) 256 #define SMT_EVENT_MAC_NEIGHBOR_CHANGE (SMT_EVENT_BASE+1) 257 #define SMT_EVENT_PORT_PATH_CHANGE (SMT_EVENT_BASE+2) 258 #define SMT_EVENT_PORT_CONNECTION (SMT_EVENT_BASE+3) 259 260 #define SMT_IS_CONDITION(x) ((x)>=SMT_COND_BASE) 261 262 #define SMT_COND_BASE (SMT_EVENT_PORT_CONNECTION+1) 263 #define SMT_COND_SMT_PEER_WRAP (SMT_COND_BASE+0) 264 #define SMT_COND_SMT_HOLD (SMT_COND_BASE+1) 265 #define SMT_COND_MAC_FRAME_ERROR (SMT_COND_BASE+2) 266 #define SMT_COND_MAC_DUP_ADDR (SMT_COND_BASE+3) 267 #define SMT_COND_MAC_NOT_COPIED (SMT_COND_BASE+4) 268 #define SMT_COND_PORT_EB_ERROR (SMT_COND_BASE+5) 269 #define SMT_COND_PORT_LER (SMT_COND_BASE+6) 270 271 #define SR0_WAIT 0 272 #define SR1_HOLDOFF 1 273 #define SR2_DISABLED 2 274 275 struct s_srf { 276 u_long SRThreshold ; /* threshold value */ 277 u_char RT_Flag ; /* report transmitted flag */ 278 u_char sr_state ; /* state-machine */ 279 u_char any_report ; /* any report required */ 280 u_long TSR ; /* timer */ 281 u_short ring_status ; /* IBM ring status */ 282 } ; 283 284 /* 285 * IBM token ring status 286 */ 287 #define RS_RES15 (1<<15) /* reserved */ 288 #define RS_HARDERROR (1<<14) /* ring down */ 289 #define RS_SOFTERROR (1<<13) /* sent SRF */ 290 #define RS_BEACON (1<<12) /* transmitted beacon */ 291 #define RS_PATHTEST (1<<11) /* path test failed */ 292 #define RS_SELFTEST (1<<10) /* selftest required */ 293 #define RS_RES9 (1<< 9) /* reserved */ 294 #define RS_DISCONNECT (1<< 8) /* remote disconnect */ 295 #define RS_RES7 (1<< 7) /* reserved */ 296 #define RS_DUPADDR (1<< 6) /* duplicate address */ 297 #define RS_NORINGOP (1<< 5) /* no ring op */ 298 #define RS_VERSION (1<< 4) /* SMT version mismatch */ 299 #define RS_STUCKBYPASSS (1<< 3) /* stuck bypass */ 300 #define RS_EVENT (1<< 2) /* FDDI event occurred */ 301 #define RS_RINGOPCHANGE (1<< 1) /* ring op changed */ 302 #define RS_RES0 (1<< 0) /* reserved */ 303 304 #define RS_SET(smc,bit) \ 305 ring_status_indication(smc,smc->srf.ring_status |= bit) 306 #define RS_CLEAR(smc,bit) \ 307 ring_status_indication(smc,smc->srf.ring_status &= ~bit) 308 309 #define RS_CLEAR_EVENT (0xffff & ~(RS_NORINGOP)) 310 311 /* Define the AIX-event-Notification as null function if it isn't defined */ 312 /* in the targetos.h file */ 313 #ifndef AIX_EVENT 314 #define AIX_EVENT(smc,opt0,opt1,opt2,opt3) /* nothing */ 315 #endif 316 317 struct s_srf_evc { 318 u_char evc_code ; /* event code type */ 319 u_char evc_index ; /* index for mult. instances */ 320 u_char evc_rep_required ; /* report required */ 321 u_short evc_para ; /* SMT Para Number */ 322 u_char *evc_cond_state ; /* condition state */ 323 u_char *evc_multiple ; /* multiple occurrence */ 324 } ; 325 326 /* 327 * Values used by frame based services 328 * smt.c 329 */ 330 #define SMT_MAX_TEST 5 331 #define SMT_TID_NIF 0 /* pending NIF request */ 332 #define SMT_TID_NIF_TEST 1 /* pending NIF test */ 333 #define SMT_TID_ECF_UNA 2 /* pending ECF UNA test */ 334 #define SMT_TID_ECF_DNA 3 /* pending ECF DNA test */ 335 #define SMT_TID_ECF 4 /* pending ECF test */ 336 337 struct smt_values { 338 u_long smt_tvu ; /* timer valid una */ 339 u_long smt_tvd ; /* timer valid dna */ 340 u_long smt_tid ; /* transaction id */ 341 u_long pend[SMT_MAX_TEST] ; /* TID of requests */ 342 u_long uniq_time ; /* unique time stamp */ 343 u_short uniq_ticks ; /* unique time stamp */ 344 u_short please_reconnect ; /* flag : reconnect */ 345 u_long smt_last_lem ; 346 u_long smt_last_notify ; 347 struct smt_timer smt_timer ; /* SMT NIF timer */ 348 u_long last_tok_time[NUMMACS]; /* token cnt emulation */ 349 } ; 350 351 /* 352 * SMT/CMT configurable parameters 353 */ 354 #define SMT_DAS 0 /* dual attach */ 355 #define SMT_SAS 1 /* single attach */ 356 #define SMT_NAC 2 /* null attach concentrator */ 357 358 struct smt_config { 359 u_char attach_s ; /* CFM attach to secondary path */ 360 u_char sas ; /* SMT_DAS/SAS/NAC */ 361 u_char build_ring_map ; /* build ringmap if TRUE */ 362 u_char numphys ; /* number of active phys */ 363 u_char sc_pad[1] ; 364 365 u_long pcm_tb_min ; /* PCM : TB_Min timer value */ 366 u_long pcm_tb_max ; /* PCM : TB_Max timer value */ 367 u_long pcm_c_min ; /* PCM : C_Min timer value */ 368 u_long pcm_t_out ; /* PCM : T_Out timer value */ 369 u_long pcm_tl_min ; /* PCM : TL_min timer value */ 370 u_long pcm_lc_short ; /* PCM : LC_Short timer value */ 371 u_long pcm_lc_medium ; /* PCM : LC_Medium timer value */ 372 u_long pcm_lc_long ; /* PCM : LC_Long timer value */ 373 u_long pcm_lc_extended ; /* PCM : LC_Extended timer value */ 374 u_long pcm_t_next_9 ; /* PCM : T_Next[9] timer value */ 375 u_long pcm_ns_max ; /* PCM : NS_Max timer value */ 376 377 u_long ecm_i_max ; /* ECM : I_Max timer value */ 378 u_long ecm_in_max ; /* ECM : IN_Max timer value */ 379 u_long ecm_td_min ; /* ECM : TD_Min timer */ 380 u_long ecm_test_done ; /* ECM : path test done timer */ 381 u_long ecm_check_poll ; /* ECM : check bypass poller */ 382 383 u_long rmt_t_non_op ; /* RMT : T_Non_OP timer value */ 384 u_long rmt_t_stuck ; /* RMT : T_Stuck timer value */ 385 u_long rmt_t_direct ; /* RMT : T_Direct timer value */ 386 u_long rmt_t_jam ; /* RMT : T_Jam timer value */ 387 u_long rmt_t_announce ; /* RMT : T_Announce timer value */ 388 u_long rmt_t_poll ; /* RMT : claim/beacon poller */ 389 u_long rmt_dup_mac_behavior ; /* Flag for the beavior of SMT if 390 * a Duplicate MAC Address was detected. 391 * FALSE: SMT will leave finally the ring 392 * TRUE: SMT will reinstert into the ring 393 */ 394 u_long mac_d_max ; /* MAC : D_Max timer value */ 395 396 u_long lct_short ; /* LCT : error threshold */ 397 u_long lct_medium ; /* LCT : error threshold */ 398 u_long lct_long ; /* LCT : error threshold */ 399 u_long lct_extended ; /* LCT : error threshold */ 400 } ; 401 402 #ifdef DEBUG 403 /* 404 * Debugging struct sometimes used in smc 405 */ 406 struct smt_debug { 407 int d_smtf ; 408 int d_smt ; 409 int d_ecm ; 410 int d_rmt ; 411 int d_cfm ; 412 int d_pcm ; 413 int d_plc ; 414 #ifdef ESS 415 int d_ess ; 416 #endif 417 #ifdef SBA 418 int d_sba ; 419 #endif 420 struct os_debug d_os; /* Include specific OS DEBUG struct */ 421 } ; 422 423 #ifndef DEBUG_BRD 424 /* all boards shall be debugged with one debug struct */ 425 extern struct smt_debug debug; /* Declaration of debug struct */ 426 #endif /* DEBUG_BRD */ 427 428 #endif /* DEBUG */ 429 430 /* 431 * the SMT Context Struct SMC 432 * this struct contains ALL global variables of SMT 433 */ 434 struct s_smc { 435 struct s_smt_os os ; /* os specific */ 436 struct s_smt_hw hw ; /* hardware */ 437 438 /* 439 * NOTE: os and hw MUST BE the first two structs 440 * anything beyond hw WILL BE SET TO ZERO in smt_set_defaults() 441 */ 442 struct smt_config s ; /* smt constants */ 443 struct smt_values sm ; /* smt variables */ 444 struct s_ecm e ; /* ecm */ 445 struct s_rmt r ; /* rmt */ 446 struct s_cfm cf ; /* cfm/cem */ 447 #ifdef CONCENTRATOR 448 struct s_cem ce[NUMPHYS] ; /* cem */ 449 struct s_c_ring cr[NUMPHYS+NUMMACS] ; 450 #endif 451 struct s_pcm p ; /* pcm */ 452 struct s_phy y[NUMPHYS] ; /* phy */ 453 struct s_queue q ; /* queue */ 454 struct s_timer t ; /* timer */ 455 struct s_srf srf ; /* SRF */ 456 struct s_srf_evc evcs[6+NUMPHYS*4] ; 457 struct fddi_mib mib ; /* __THE_MIB__ */ 458 #ifdef SBA 459 struct s_sba sba ; /* SBA variables */ 460 #endif 461 #ifdef ESS 462 struct s_ess ess ; /* Ess variables */ 463 #endif 464 #if defined(DEBUG) && defined(DEBUG_BRD) 465 /* If you want all single board to be debugged separately */ 466 struct smt_debug debug; /* Declaration of debug struct */ 467 #endif /* DEBUG_BRD && DEBUG */ 468 } ; 469 470 extern const struct fddi_addr fddi_broadcast; 471 472 extern void all_selection_criteria(struct s_smc *smc); 473 extern void card_stop(struct s_smc *smc); 474 extern void init_board(struct s_smc *smc, u_char *mac_addr); 475 extern int init_fplus(struct s_smc *smc); 476 extern void init_plc(struct s_smc *smc); 477 extern int init_smt(struct s_smc *smc, u_char * mac_addr); 478 extern void mac1_irq(struct s_smc *smc, u_short stu, u_short stl); 479 extern void mac2_irq(struct s_smc *smc, u_short code_s2u, u_short code_s2l); 480 extern void mac3_irq(struct s_smc *smc, u_short code_s3u, u_short code_s3l); 481 extern int pcm_status_twisted(struct s_smc *smc); 482 extern void plc1_irq(struct s_smc *smc); 483 extern void plc2_irq(struct s_smc *smc); 484 extern void read_address(struct s_smc *smc, u_char * mac_addr); 485 extern void timer_irq(struct s_smc *smc); 486 487 #endif /* _SCMECM_ */ 488 489