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2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
1da177e4 LT |
2 | /****************************************************************************** |
3 | * | |
4 | * (C)Copyright 1998,1999 SysKonnect, | |
5 | * a business unit of Schneider & Koch & Co. Datensysteme GmbH. | |
6 | * | |
1da177e4 LT |
7 | * The information in this file is provided "AS IS" without warranty. |
8 | * | |
9 | ******************************************************************************/ | |
10 | ||
11 | #ifndef _SCMECM_ | |
12 | #define _SCMECM_ | |
13 | ||
14 | #if defined(PCI) && !defined(OSDEF) | |
15 | /* | |
16 | * In the case of the PCI bus the file osdef1st.h must be present | |
17 | */ | |
18 | #define OSDEF | |
19 | #endif | |
20 | ||
21 | #ifdef PCI | |
22 | #ifndef SUPERNET_3 | |
23 | #define SUPERNET_3 | |
24 | #endif | |
25 | #ifndef TAG_MODE | |
26 | #define TAG_MODE | |
27 | #endif | |
28 | #endif | |
29 | ||
30 | /* | |
31 | * include all other files in required order | |
32 | * the following files must have been included before: | |
33 | * types.h | |
34 | * fddi.h | |
35 | */ | |
36 | #ifdef OSDEF | |
aab3ac26 | 37 | #include "osdef1st.h" |
1da177e4 LT |
38 | #endif /* OSDEF */ |
39 | #ifdef OEM_CONCEPT | |
40 | #include "oemdef.h" | |
41 | #endif /* OEM_CONCEPT */ | |
aab3ac26 JK |
42 | #include "smt.h" |
43 | #include "cmtdef.h" | |
44 | #include "fddimib.h" | |
45 | #include "targethw.h" /* all target hw dependencies */ | |
46 | #include "targetos.h" /* all target os dependencies */ | |
1da177e4 | 47 | #ifdef ESS |
aab3ac26 | 48 | #include "sba.h" |
1da177e4 LT |
49 | #endif |
50 | ||
51 | /* | |
52 | * Event Queue | |
53 | * queue.c | |
54 | * events are class/value pairs | |
55 | * class is addressee, e.g. RMT, PCM etc. | |
56 | * value is command, e.g. line state change, ring op change etc. | |
57 | */ | |
58 | struct event_queue { | |
59 | u_short class ; /* event class */ | |
60 | u_short event ; /* event value */ | |
61 | } ; | |
62 | ||
63 | /* | |
64 | * define event queue as circular buffer | |
65 | */ | |
66 | #ifdef CONCENTRATOR | |
67 | #define MAX_EVENT 128 | |
68 | #else /* nCONCENTRATOR */ | |
69 | #define MAX_EVENT 64 | |
70 | #endif /* nCONCENTRATOR */ | |
71 | ||
72 | struct s_queue { | |
73 | ||
74 | struct event_queue ev_queue[MAX_EVENT]; | |
75 | struct event_queue *ev_put ; | |
76 | struct event_queue *ev_get ; | |
77 | } ; | |
78 | ||
79 | /* | |
80 | * ECM - Entity Coordination Management | |
81 | * ecm.c | |
82 | */ | |
83 | struct s_ecm { | |
84 | u_char path_test ; /* ECM path test variable */ | |
85 | u_char sb_flag ; /* ECM stuck bypass */ | |
86 | u_char DisconnectFlag ; /* jd 05-Aug-1999 Bug #10419 | |
87 | * ECM disconnected */ | |
88 | u_char ecm_line_state ; /* flag to dispatcher : line states */ | |
89 | u_long trace_prop ; /* ECM Trace_Prop flag >= 16 bits !! */ | |
90 | /* NUMPHYS note: | |
91 | * this variable must have enough bits to hold all entiies in | |
92 | * the station. So NUMPHYS may not be greater than 31. | |
93 | */ | |
94 | char ec_pad[2] ; | |
95 | struct smt_timer ecm_timer ; /* timer */ | |
96 | } ; | |
97 | ||
98 | ||
99 | /* | |
100 | * RMT - Ring Management | |
101 | * rmt.c | |
102 | */ | |
103 | struct s_rmt { | |
104 | u_char dup_addr_test ; /* state of dupl. addr. test */ | |
105 | u_char da_flag ; /* flag : duplicate address det. */ | |
106 | u_char loop_avail ; /* flag : MAC available for loopback */ | |
107 | u_char sm_ma_avail ; /* flag : MAC available for SMT */ | |
108 | u_char no_flag ; /* flag : ring not operational */ | |
109 | u_char bn_flag ; /* flag : MAC reached beacon state */ | |
110 | u_char jm_flag ; /* flag : jamming in NON_OP_DUP */ | |
111 | u_char rm_join ; /* CFM flag RM_Join */ | |
112 | u_char rm_loop ; /* CFM flag RM_Loop */ | |
113 | ||
114 | long fast_rm_join ; /* bit mask of active ports */ | |
115 | /* | |
116 | * timer and flags | |
117 | */ | |
118 | struct smt_timer rmt_timer0 ; /* timer 0 */ | |
119 | struct smt_timer rmt_timer1 ; /* timer 1 */ | |
120 | struct smt_timer rmt_timer2 ; /* timer 2 */ | |
121 | u_char timer0_exp ; /* flag : timer 0 expired */ | |
122 | u_char timer1_exp ; /* flag : timer 1 expired */ | |
123 | u_char timer2_exp ; /* flag : timer 2 expired */ | |
124 | ||
125 | u_char rm_pad1[1] ; | |
126 | } ; | |
127 | ||
128 | /* | |
129 | * CFM - Configuration Management | |
130 | * cfm.c | |
131 | * used for SAS and DAS | |
132 | */ | |
133 | struct s_cfm { | |
134 | u_char cf_state; /* CFM state machine current state */ | |
135 | u_char cf_pad[3] ; | |
136 | } ; | |
137 | ||
138 | /* | |
139 | * CEM - Configuration Element Management | |
140 | * cem.c | |
141 | * used for Concentrator | |
142 | */ | |
143 | #ifdef CONCENTRATOR | |
144 | struct s_cem { | |
145 | int ce_state ; /* CEM state */ | |
146 | int ce_port ; /* PA PB PM PM+1 .. */ | |
147 | int ce_type ; /* TA TB TS TM */ | |
148 | } ; | |
149 | ||
150 | /* | |
151 | * linked list of CCEs in current token path | |
152 | */ | |
153 | struct s_c_ring { | |
154 | struct s_c_ring *c_next ; | |
155 | char c_entity ; | |
156 | } ; | |
157 | ||
158 | struct mib_path_config { | |
159 | u_long fddimibPATHConfigSMTIndex; | |
160 | u_long fddimibPATHConfigPATHIndex; | |
161 | u_long fddimibPATHConfigTokenOrder; | |
162 | u_long fddimibPATHConfigResourceType; | |
163 | #define SNMP_RES_TYPE_MAC 2 /* Resource is a MAC */ | |
164 | #define SNMP_RES_TYPE_PORT 4 /* Resource is a PORT */ | |
165 | u_long fddimibPATHConfigResourceIndex; | |
166 | u_long fddimibPATHConfigCurrentPath; | |
167 | #define SNMP_PATH_ISOLATED 1 /* Current path is isolated */ | |
168 | #define SNMP_PATH_LOCAL 2 /* Current path is local */ | |
169 | #define SNMP_PATH_SECONDARY 3 /* Current path is secondary */ | |
170 | #define SNMP_PATH_PRIMARY 4 /* Current path is primary */ | |
171 | #define SNMP_PATH_CONCATENATED 5 /* Current path is concatenated */ | |
172 | #define SNMP_PATH_THRU 6 /* Current path is thru */ | |
173 | }; | |
174 | ||
175 | ||
176 | #endif | |
177 | ||
178 | /* | |
179 | * PCM connect states | |
180 | */ | |
181 | #define PCM_DISABLED 0 | |
182 | #define PCM_CONNECTING 1 | |
183 | #define PCM_STANDBY 2 | |
184 | #define PCM_ACTIVE 3 | |
185 | ||
186 | struct s_pcm { | |
187 | u_char pcm_pad[3] ; | |
188 | } ; | |
189 | ||
190 | /* | |
191 | * PHY struct | |
192 | * one per physical port | |
193 | */ | |
194 | struct s_phy { | |
195 | /* Inter Module Globals */ | |
196 | struct fddi_mib_p *mib ; | |
197 | ||
198 | u_char np ; /* index 0 .. NUMPHYS */ | |
199 | u_char cf_join ; | |
200 | u_char cf_loop ; | |
201 | u_char wc_flag ; /* withhold connection flag */ | |
202 | u_char pc_mode ; /* Holds the negotiated mode of the PCM */ | |
203 | u_char pc_lem_fail ; /* flag : LCT failed */ | |
204 | u_char lc_test ; | |
205 | u_char scrub ; /* CFM flag Scrub -> PCM */ | |
206 | char phy_name ; | |
207 | u_char pmd_type[2] ; /* SK connector/transceiver type codes */ | |
208 | #define PMD_SK_CONN 0 /* pmd_type[PMD_SK_CONN] = Connector */ | |
209 | #define PMD_SK_PMD 1 /* pmd_type[PMD_SK_PMD] = Xver */ | |
210 | u_char pmd_scramble ; /* scrambler on/off */ | |
211 | ||
212 | /* inner Module Globals */ | |
213 | u_char curr_ls ; /* current line state */ | |
214 | u_char ls_flag ; | |
215 | u_char rc_flag ; | |
216 | u_char tc_flag ; | |
217 | u_char td_flag ; | |
218 | u_char bitn ; | |
219 | u_char tr_flag ; /* trace recvd while in active */ | |
220 | u_char twisted ; /* flag to indicate an A-A or B-B connection */ | |
221 | u_char t_val[NUMBITS] ; /* transmit bits for signaling */ | |
222 | u_char r_val[NUMBITS] ; /* receive bits for signaling */ | |
223 | u_long t_next[NUMBITS] ; | |
224 | struct smt_timer pcm_timer0 ; | |
225 | struct smt_timer pcm_timer1 ; | |
226 | struct smt_timer pcm_timer2 ; | |
227 | u_char timer0_exp ; | |
228 | u_char timer1_exp ; | |
229 | u_char timer2_exp ; | |
230 | u_char pcm_pad1[1] ; | |
231 | int cem_pst ; /* CEM privae state; used for dual homing */ | |
232 | struct lem_counter lem ; | |
233 | #ifdef AMDPLC | |
234 | struct s_plc plc ; | |
235 | #endif | |
236 | } ; | |
237 | ||
238 | /* | |
239 | * timer package | |
240 | * smttimer.c | |
241 | */ | |
242 | struct s_timer { | |
243 | struct smt_timer *st_queue ; | |
244 | struct smt_timer st_fast ; | |
245 | } ; | |
246 | ||
247 | /* | |
248 | * SRF types and data | |
249 | */ | |
250 | #define SMT_EVENT_BASE 1 | |
251 | #define SMT_EVENT_MAC_PATH_CHANGE (SMT_EVENT_BASE+0) | |
252 | #define SMT_EVENT_MAC_NEIGHBOR_CHANGE (SMT_EVENT_BASE+1) | |
253 | #define SMT_EVENT_PORT_PATH_CHANGE (SMT_EVENT_BASE+2) | |
254 | #define SMT_EVENT_PORT_CONNECTION (SMT_EVENT_BASE+3) | |
255 | ||
256 | #define SMT_IS_CONDITION(x) ((x)>=SMT_COND_BASE) | |
257 | ||
258 | #define SMT_COND_BASE (SMT_EVENT_PORT_CONNECTION+1) | |
259 | #define SMT_COND_SMT_PEER_WRAP (SMT_COND_BASE+0) | |
260 | #define SMT_COND_SMT_HOLD (SMT_COND_BASE+1) | |
261 | #define SMT_COND_MAC_FRAME_ERROR (SMT_COND_BASE+2) | |
262 | #define SMT_COND_MAC_DUP_ADDR (SMT_COND_BASE+3) | |
263 | #define SMT_COND_MAC_NOT_COPIED (SMT_COND_BASE+4) | |
264 | #define SMT_COND_PORT_EB_ERROR (SMT_COND_BASE+5) | |
265 | #define SMT_COND_PORT_LER (SMT_COND_BASE+6) | |
266 | ||
267 | #define SR0_WAIT 0 | |
268 | #define SR1_HOLDOFF 1 | |
269 | #define SR2_DISABLED 2 | |
270 | ||
271 | struct s_srf { | |
272 | u_long SRThreshold ; /* threshold value */ | |
273 | u_char RT_Flag ; /* report transmitted flag */ | |
274 | u_char sr_state ; /* state-machine */ | |
275 | u_char any_report ; /* any report required */ | |
276 | u_long TSR ; /* timer */ | |
277 | u_short ring_status ; /* IBM ring status */ | |
278 | } ; | |
279 | ||
280 | /* | |
281 | * IBM token ring status | |
282 | */ | |
283 | #define RS_RES15 (1<<15) /* reserved */ | |
284 | #define RS_HARDERROR (1<<14) /* ring down */ | |
285 | #define RS_SOFTERROR (1<<13) /* sent SRF */ | |
286 | #define RS_BEACON (1<<12) /* transmitted beacon */ | |
287 | #define RS_PATHTEST (1<<11) /* path test failed */ | |
288 | #define RS_SELFTEST (1<<10) /* selftest required */ | |
289 | #define RS_RES9 (1<< 9) /* reserved */ | |
290 | #define RS_DISCONNECT (1<< 8) /* remote disconnect */ | |
291 | #define RS_RES7 (1<< 7) /* reserved */ | |
292 | #define RS_DUPADDR (1<< 6) /* duplicate address */ | |
293 | #define RS_NORINGOP (1<< 5) /* no ring op */ | |
294 | #define RS_VERSION (1<< 4) /* SMT version mismatch */ | |
295 | #define RS_STUCKBYPASSS (1<< 3) /* stuck bypass */ | |
296 | #define RS_EVENT (1<< 2) /* FDDI event occurred */ | |
297 | #define RS_RINGOPCHANGE (1<< 1) /* ring op changed */ | |
298 | #define RS_RES0 (1<< 0) /* reserved */ | |
299 | ||
300 | #define RS_SET(smc,bit) \ | |
301 | ring_status_indication(smc,smc->srf.ring_status |= bit) | |
302 | #define RS_CLEAR(smc,bit) \ | |
303 | ring_status_indication(smc,smc->srf.ring_status &= ~bit) | |
304 | ||
305 | #define RS_CLEAR_EVENT (0xffff & ~(RS_NORINGOP)) | |
306 | ||
307 | /* Define the AIX-event-Notification as null function if it isn't defined */ | |
308 | /* in the targetos.h file */ | |
309 | #ifndef AIX_EVENT | |
310 | #define AIX_EVENT(smc,opt0,opt1,opt2,opt3) /* nothing */ | |
311 | #endif | |
312 | ||
313 | struct s_srf_evc { | |
314 | u_char evc_code ; /* event code type */ | |
315 | u_char evc_index ; /* index for mult. instances */ | |
316 | u_char evc_rep_required ; /* report required */ | |
317 | u_short evc_para ; /* SMT Para Number */ | |
318 | u_char *evc_cond_state ; /* condition state */ | |
319 | u_char *evc_multiple ; /* multiple occurrence */ | |
320 | } ; | |
321 | ||
322 | /* | |
323 | * Values used by frame based services | |
324 | * smt.c | |
325 | */ | |
326 | #define SMT_MAX_TEST 5 | |
327 | #define SMT_TID_NIF 0 /* pending NIF request */ | |
328 | #define SMT_TID_NIF_TEST 1 /* pending NIF test */ | |
329 | #define SMT_TID_ECF_UNA 2 /* pending ECF UNA test */ | |
330 | #define SMT_TID_ECF_DNA 3 /* pending ECF DNA test */ | |
331 | #define SMT_TID_ECF 4 /* pending ECF test */ | |
332 | ||
333 | struct smt_values { | |
334 | u_long smt_tvu ; /* timer valid una */ | |
335 | u_long smt_tvd ; /* timer valid dna */ | |
336 | u_long smt_tid ; /* transaction id */ | |
337 | u_long pend[SMT_MAX_TEST] ; /* TID of requests */ | |
338 | u_long uniq_time ; /* unique time stamp */ | |
339 | u_short uniq_ticks ; /* unique time stamp */ | |
340 | u_short please_reconnect ; /* flag : reconnect */ | |
341 | u_long smt_last_lem ; | |
342 | u_long smt_last_notify ; | |
343 | struct smt_timer smt_timer ; /* SMT NIF timer */ | |
344 | u_long last_tok_time[NUMMACS]; /* token cnt emulation */ | |
345 | } ; | |
346 | ||
347 | /* | |
348 | * SMT/CMT configurable parameters | |
349 | */ | |
350 | #define SMT_DAS 0 /* dual attach */ | |
351 | #define SMT_SAS 1 /* single attach */ | |
352 | #define SMT_NAC 2 /* null attach concentrator */ | |
353 | ||
354 | struct smt_config { | |
355 | u_char attach_s ; /* CFM attach to secondary path */ | |
356 | u_char sas ; /* SMT_DAS/SAS/NAC */ | |
357 | u_char build_ring_map ; /* build ringmap if TRUE */ | |
358 | u_char numphys ; /* number of active phys */ | |
359 | u_char sc_pad[1] ; | |
360 | ||
361 | u_long pcm_tb_min ; /* PCM : TB_Min timer value */ | |
362 | u_long pcm_tb_max ; /* PCM : TB_Max timer value */ | |
363 | u_long pcm_c_min ; /* PCM : C_Min timer value */ | |
364 | u_long pcm_t_out ; /* PCM : T_Out timer value */ | |
365 | u_long pcm_tl_min ; /* PCM : TL_min timer value */ | |
366 | u_long pcm_lc_short ; /* PCM : LC_Short timer value */ | |
367 | u_long pcm_lc_medium ; /* PCM : LC_Medium timer value */ | |
368 | u_long pcm_lc_long ; /* PCM : LC_Long timer value */ | |
369 | u_long pcm_lc_extended ; /* PCM : LC_Extended timer value */ | |
370 | u_long pcm_t_next_9 ; /* PCM : T_Next[9] timer value */ | |
371 | u_long pcm_ns_max ; /* PCM : NS_Max timer value */ | |
372 | ||
373 | u_long ecm_i_max ; /* ECM : I_Max timer value */ | |
374 | u_long ecm_in_max ; /* ECM : IN_Max timer value */ | |
375 | u_long ecm_td_min ; /* ECM : TD_Min timer */ | |
376 | u_long ecm_test_done ; /* ECM : path test done timer */ | |
377 | u_long ecm_check_poll ; /* ECM : check bypass poller */ | |
378 | ||
379 | u_long rmt_t_non_op ; /* RMT : T_Non_OP timer value */ | |
380 | u_long rmt_t_stuck ; /* RMT : T_Stuck timer value */ | |
381 | u_long rmt_t_direct ; /* RMT : T_Direct timer value */ | |
382 | u_long rmt_t_jam ; /* RMT : T_Jam timer value */ | |
383 | u_long rmt_t_announce ; /* RMT : T_Announce timer value */ | |
384 | u_long rmt_t_poll ; /* RMT : claim/beacon poller */ | |
385 | u_long rmt_dup_mac_behavior ; /* Flag for the beavior of SMT if | |
386 | * a Duplicate MAC Address was detected. | |
25985edc | 387 | * FALSE: SMT will leave finally the ring |
1da177e4 LT |
388 | * TRUE: SMT will reinstert into the ring |
389 | */ | |
390 | u_long mac_d_max ; /* MAC : D_Max timer value */ | |
391 | ||
af901ca1 AGR |
392 | u_long lct_short ; /* LCT : error threshold */ |
393 | u_long lct_medium ; /* LCT : error threshold */ | |
394 | u_long lct_long ; /* LCT : error threshold */ | |
395 | u_long lct_extended ; /* LCT : error threshold */ | |
1da177e4 LT |
396 | } ; |
397 | ||
398 | #ifdef DEBUG | |
399 | /* | |
400 | * Debugging struct sometimes used in smc | |
401 | */ | |
402 | struct smt_debug { | |
403 | int d_smtf ; | |
404 | int d_smt ; | |
405 | int d_ecm ; | |
406 | int d_rmt ; | |
407 | int d_cfm ; | |
408 | int d_pcm ; | |
409 | int d_plc ; | |
410 | #ifdef ESS | |
411 | int d_ess ; | |
412 | #endif | |
413 | #ifdef SBA | |
414 | int d_sba ; | |
415 | #endif | |
416 | struct os_debug d_os; /* Include specific OS DEBUG struct */ | |
417 | } ; | |
418 | ||
419 | #ifndef DEBUG_BRD | |
420 | /* all boards shall be debugged with one debug struct */ | |
421 | extern struct smt_debug debug; /* Declaration of debug struct */ | |
422 | #endif /* DEBUG_BRD */ | |
423 | ||
424 | #endif /* DEBUG */ | |
425 | ||
426 | /* | |
427 | * the SMT Context Struct SMC | |
428 | * this struct contains ALL global variables of SMT | |
429 | */ | |
430 | struct s_smc { | |
431 | struct s_smt_os os ; /* os specific */ | |
432 | struct s_smt_hw hw ; /* hardware */ | |
433 | ||
434 | /* | |
435 | * NOTE: os and hw MUST BE the first two structs | |
436 | * anything beyond hw WILL BE SET TO ZERO in smt_set_defaults() | |
437 | */ | |
438 | struct smt_config s ; /* smt constants */ | |
439 | struct smt_values sm ; /* smt variables */ | |
440 | struct s_ecm e ; /* ecm */ | |
441 | struct s_rmt r ; /* rmt */ | |
442 | struct s_cfm cf ; /* cfm/cem */ | |
443 | #ifdef CONCENTRATOR | |
444 | struct s_cem ce[NUMPHYS] ; /* cem */ | |
445 | struct s_c_ring cr[NUMPHYS+NUMMACS] ; | |
446 | #endif | |
447 | struct s_pcm p ; /* pcm */ | |
448 | struct s_phy y[NUMPHYS] ; /* phy */ | |
449 | struct s_queue q ; /* queue */ | |
450 | struct s_timer t ; /* timer */ | |
451 | struct s_srf srf ; /* SRF */ | |
452 | struct s_srf_evc evcs[6+NUMPHYS*4] ; | |
453 | struct fddi_mib mib ; /* __THE_MIB__ */ | |
454 | #ifdef SBA | |
455 | struct s_sba sba ; /* SBA variables */ | |
456 | #endif | |
457 | #ifdef ESS | |
458 | struct s_ess ess ; /* Ess variables */ | |
459 | #endif | |
460 | #if defined(DEBUG) && defined(DEBUG_BRD) | |
461 | /* If you want all single board to be debugged separately */ | |
462 | struct smt_debug debug; /* Declaration of debug struct */ | |
463 | #endif /* DEBUG_BRD && DEBUG */ | |
464 | } ; | |
465 | ||
6e470d26 HE |
466 | extern const struct fddi_addr fddi_broadcast; |
467 | ||
d140ad96 JP |
468 | void all_selection_criteria(struct s_smc *smc); |
469 | void card_stop(struct s_smc *smc); | |
470 | void init_board(struct s_smc *smc, u_char *mac_addr); | |
471 | int init_fplus(struct s_smc *smc); | |
472 | void init_plc(struct s_smc *smc); | |
473 | int init_smt(struct s_smc *smc, u_char *mac_addr); | |
474 | void mac1_irq(struct s_smc *smc, u_short stu, u_short stl); | |
475 | void mac2_irq(struct s_smc *smc, u_short code_s2u, u_short code_s2l); | |
476 | void mac3_irq(struct s_smc *smc, u_short code_s3u, u_short code_s3l); | |
477 | int pcm_status_twisted(struct s_smc *smc); | |
478 | void plc1_irq(struct s_smc *smc); | |
479 | void plc2_irq(struct s_smc *smc); | |
480 | void read_address(struct s_smc *smc, u_char *mac_addr); | |
481 | void timer_irq(struct s_smc *smc); | |
6e470d26 | 482 | |
1da177e4 LT |
483 | #endif /* _SCMECM_ */ |
484 |