1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
|
/* $FreeBSD$ */
/*-
* Generic defines for LSI '909 FC adapters.
* FreeBSD Version.
*
* Copyright (c) 2000, 2001 by Greg Ansley
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice immediately at the beginning of the file, without modification,
* this list of conditions, and the following disclaimer.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*-
* Copyright (c) 2002, 2006 by Matthew Jacob
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon including
* a substantially similar Disclaimer requirement for further binary
* redistribution.
* 3. Neither the names of the above listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
* OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Support from Chris Ellsworth in order to make SAS adapters work
* is gratefully acknowledged.
*
*
* Support from LSI-Logic has also gone a great deal toward making this a
* workable subsystem and is gratefully acknowledged.
*/
/*
* Copyright (c) 2004, Avid Technology, Inc. and its contributors.
* Copyright (c) 2004, 2005 Justin T. Gibbs
* Copyright (c) 2005, WHEEL Sp. z o.o.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon including
* a substantially similar Disclaimer requirement for further binary
* redistribution.
* 3. Neither the names of the above listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
* OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _MPT_H_
#define _MPT_H_
/********************************* OS Includes ********************************/
#include <sys/types.h>
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/endian.h>
#include <sys/eventhandler.h>
#if __FreeBSD_version < 500000
#include <sys/kernel.h>
#include <sys/queue.h>
#include <sys/malloc.h>
#else
#include <sys/lock.h>
#include <sys/kernel.h>
#include <sys/queue.h>
#include <sys/malloc.h>
#include <sys/mutex.h>
#include <sys/condvar.h>
#endif
#include <sys/proc.h>
#include <sys/bus.h>
#include <sys/module.h>
#include <machine/cpu.h>
#include <machine/resource.h>
#if __FreeBSD_version < 500000
#include <machine/bus.h>
#include <machine/clock.h>
#endif
#include <sys/rman.h>
#if __FreeBSD_version < 500000
#include <pci/pcireg.h>
#include <pci/pcivar.h>
#else
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#endif
#include <machine/bus.h>
#include "opt_ddb.h"
/**************************** Register Definitions ****************************/
#include <dev/mpt/mpt_reg.h>
/******************************* MPI Definitions ******************************/
#include <dev/mpt/mpilib/mpi_type.h>
#include <dev/mpt/mpilib/mpi.h>
#include <dev/mpt/mpilib/mpi_cnfg.h>
#include <dev/mpt/mpilib/mpi_ioc.h>
#include <dev/mpt/mpilib/mpi_raid.h>
/* XXX For mpt_debug.c */
#include <dev/mpt/mpilib/mpi_init.h>
/****************************** Misc Definitions ******************************/
#define MPT_OK (0)
#define MPT_FAIL (0x10000)
#define NUM_ELEMENTS(array) (sizeof(array) / sizeof(*array))
#define MPT_ROLE_NONE 0
#define MPT_ROLE_INITIATOR 1
#define MPT_ROLE_TARGET 2
#define MPT_ROLE_BOTH 3
#define MPT_ROLE_DEFAULT MPT_ROLE_INITIATOR
/**************************** Forward Declarations ****************************/
struct mpt_softc;
struct mpt_personality;
typedef struct req_entry request_t;
/************************* Personality Module Support *************************/
typedef int mpt_load_handler_t(struct mpt_personality *);
typedef int mpt_probe_handler_t(struct mpt_softc *);
typedef int mpt_attach_handler_t(struct mpt_softc *);
typedef int mpt_enable_handler_t(struct mpt_softc *);
typedef void mpt_ready_handler_t(struct mpt_softc *);
typedef int mpt_event_handler_t(struct mpt_softc *, request_t *,
MSG_EVENT_NOTIFY_REPLY *);
typedef void mpt_reset_handler_t(struct mpt_softc *, int /*type*/);
/* XXX Add return value and use for veto? */
typedef void mpt_shutdown_handler_t(struct mpt_softc *);
typedef void mpt_detach_handler_t(struct mpt_softc *);
typedef int mpt_unload_handler_t(struct mpt_personality *);
struct mpt_personality
{
const char *name;
uint32_t id; /* Assigned identifier. */
u_int use_count; /* Instances using personality*/
mpt_load_handler_t *load; /* configure personailty */
#define MPT_PERS_FIRST_HANDLER(pers) (&(pers)->load)
mpt_probe_handler_t *probe; /* configure personailty */
mpt_attach_handler_t *attach; /* initialize device instance */
mpt_enable_handler_t *enable; /* enable device */
mpt_ready_handler_t *ready; /* final open for business */
mpt_event_handler_t *event; /* Handle MPI event. */
mpt_reset_handler_t *reset; /* Re-init after reset. */
mpt_shutdown_handler_t *shutdown; /* Shutdown instance. */
mpt_detach_handler_t *detach; /* release device instance */
mpt_unload_handler_t *unload; /* Shutdown personality */
#define MPT_PERS_LAST_HANDLER(pers) (&(pers)->unload)
};
int mpt_modevent(module_t, int, void *);
/* Maximum supported number of personalities. */
#define MPT_MAX_PERSONALITIES (15)
#define MPT_PERSONALITY_DEPEND(name, dep, vmin, vpref, vmax) \
MODULE_DEPEND(name, dep, vmin, vpref, vmax)
#define DECLARE_MPT_PERSONALITY(name, order) \
static moduledata_t name##_mod = { \
#name, mpt_modevent, &name##_personality \
}; \
DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, order); \
MODULE_VERSION(name, 1); \
MPT_PERSONALITY_DEPEND(name, mpt_core, 1, 1, 1)
/******************************* Bus DMA Support ******************************/
/* XXX Need to update bus_dmamap_sync to take a range argument. */
#define bus_dmamap_sync_range(dma_tag, dmamap, offset, len, op) \
bus_dmamap_sync(dma_tag, dmamap, op)
#if __FreeBSD_version >= 501102
#define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \
lowaddr, highaddr, filter, filterarg, \
maxsize, nsegments, maxsegsz, flags, \
dma_tagp) \
bus_dma_tag_create(parent_tag, alignment, boundary, \
lowaddr, highaddr, filter, filterarg, \
maxsize, nsegments, maxsegsz, flags, \
busdma_lock_mutex, &Giant, \
dma_tagp)
#else
#define mpt_dma_tag_create(mpt, parent_tag, alignment, boundary, \
lowaddr, highaddr, filter, filterarg, \
maxsize, nsegments, maxsegsz, flags, \
dma_tagp) \
bus_dma_tag_create(parent_tag, alignment, boundary, \
lowaddr, highaddr, filter, filterarg, \
maxsize, nsegments, maxsegsz, flags, \
dma_tagp)
#endif
struct mpt_map_info {
struct mpt_softc *mpt;
int error;
uint32_t phys;
};
void mpt_map_rquest(void *, bus_dma_segment_t *, int, int);
/**************************** Kernel Thread Support ***************************/
#if __FreeBSD_version > 500005
#define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \
kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg)
#else
#define mpt_kthread_create(func, farg, proc_ptr, flags, stackpgs, fmtstr, arg) \
kthread_create(func, farg, proc_ptr, fmtstr, arg)
#endif
/****************************** Timer Facilities ******************************/
#if __FreeBSD_version > 500000
#define mpt_callout_init(c) callout_init(c, /*mpsafe*/0);
#else
#define mpt_callout_init(c) callout_init(c);
#endif
/********************************** Endianess *********************************/
static __inline uint64_t
u64toh(U64 s)
{
uint64_t result;
result = le32toh(s.Low);
result |= ((uint64_t)le32toh(s.High)) << 32;
return (result);
}
/**************************** MPI Transaction State ***************************/
typedef enum {
REQ_STATE_NIL = 0x00,
REQ_STATE_FREE = 0x01,
REQ_STATE_ALLOCATED = 0x02,
REQ_STATE_QUEUED = 0x04,
REQ_STATE_DONE = 0x08,
REQ_STATE_TIMEDOUT = 0x10,
REQ_STATE_NEED_WAKEUP = 0x20,
REQ_STATE_LOCKED = 0x80, /* can't be freed */
REQ_STATE_MASK = 0xFF
} mpt_req_state_t;
struct req_entry {
TAILQ_ENTRY(req_entry) links; /* Pointer to next in list */
mpt_req_state_t state; /* Request State Information */
uint16_t index; /* Index of this entry */
uint16_t IOCStatus; /* Completion status */
uint16_t ResponseCode; /* TMF Reponse Code */
uint16_t serno; /* serial number */
union ccb *ccb; /* CAM request */
void *req_vbuf; /* Virtual Address of Entry */
void *sense_vbuf; /* Virtual Address of sense data */
bus_addr_t req_pbuf; /* Physical Address of Entry */
bus_addr_t sense_pbuf; /* Physical Address of sense data */
bus_dmamap_t dmap; /* DMA map for data buffers */
struct req_entry *chain; /* for SGE overallocations */
};
/**************************** MPI Target State Info ***************************/
typedef struct {
uint32_t reply_desc; /* current reply descriptor */
uint32_t resid; /* current data residual */
uint32_t bytes_xfered; /* current relative offset */
union ccb *ccb; /* pointer to currently active ccb */
request_t *req; /* pointer to currently active assist request */
uint32_t
is_local : 1,
nxfers : 31;
uint32_t tag_id;
enum {
TGT_STATE_NIL,
TGT_STATE_LOADING,
TGT_STATE_LOADED,
TGT_STATE_IN_CAM,
TGT_STATE_SETTING_UP_FOR_DATA,
TGT_STATE_MOVING_DATA,
TGT_STATE_MOVING_DATA_AND_STATUS,
TGT_STATE_SENDING_STATUS
} state;
} mpt_tgt_state_t;
/*
* When we get an incoming command it has its own tag which is called the
* IoIndex. This is the value we gave that particular command buffer when
* we originally assigned it. It's just a number, really. The FC card uses
* it as an RX_ID. We can use it to index into mpt->tgt_cmd_ptrs, which
* contains pointers the request_t structures related to that IoIndex.
*
* What *we* do is construct a tag out of the index for the target command
* which owns the incoming ATIO plus a rolling sequence number.
*/
#define MPT_MAKE_TAGID(mpt, req, ioindex) \
((ioindex << 18) | (((mpt->sequence++) & 0x3f) << 12) | (req->index & 0xfff))
#ifdef INVARIANTS
#define MPT_TAG_2_REQ(a, b) mpt_tag_2_req(a, (uint32_t) b)
#else
#define MPT_TAG_2_REQ(mpt, tag) mpt->tgt_cmd_ptrs[tag >> 18]
#endif
#define MPT_TGT_STATE(mpt, req) ((mpt_tgt_state_t *) \
(&((uint8_t *)req->req_vbuf)[MPT_RQSL(mpt) - sizeof (mpt_tgt_state_t)]))
STAILQ_HEAD(mpt_hdr_stailq, ccb_hdr);
#define MPT_MAX_LUNS 256
typedef struct {
struct mpt_hdr_stailq atios;
struct mpt_hdr_stailq inots;
int enabled;
} tgt_resource_t;
#define MPT_MAX_ELS 64
/**************************** Handler Registration ****************************/
/*
* Global table of registered reply handlers. The
* handler is indicated by byte 3 of the request
* index submitted to the IOC. This allows the
* driver core to perform generic processing without
* any knowledge of per-personality behavior.
*
* MPT_NUM_REPLY_HANDLERS must be a power of 2
* to allow the easy generation of a mask.
*
* The handler offsets used by the core are hard coded
* allowing faster code generation when assigning a handler
* to a request. All "personalities" must use the
* the handler registration mechanism.
*
* The IOC handlers that are rarely executed are placed
* at the tail of the table to make it more likely that
* all commonly executed handlers fit in a single cache
* line.
*/
#define MPT_NUM_REPLY_HANDLERS (32)
#define MPT_REPLY_HANDLER_EVENTS MPT_CBI_TO_HID(0)
#define MPT_REPLY_HANDLER_CONFIG MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-1)
#define MPT_REPLY_HANDLER_HANDSHAKE MPT_CBI_TO_HID(MPT_NUM_REPLY_HANDLERS-2)
typedef int mpt_reply_handler_t(struct mpt_softc *mpt, request_t *request,
uint32_t reply_desc, MSG_DEFAULT_REPLY *reply_frame);
typedef union {
mpt_reply_handler_t *reply_handler;
} mpt_handler_t;
typedef enum {
MPT_HANDLER_REPLY,
MPT_HANDLER_EVENT,
MPT_HANDLER_RESET,
MPT_HANDLER_SHUTDOWN
} mpt_handler_type;
struct mpt_handler_record
{
LIST_ENTRY(mpt_handler_record) links;
mpt_handler_t handler;
};
LIST_HEAD(mpt_handler_list, mpt_handler_record);
/*
* The handler_id is currently unused but would contain the
* handler ID used in the MsgContext field to allow direction
* of replies to the handler. Registrations that don't require
* a handler id can pass in NULL for the handler_id.
*
* Deregistrations for handlers without a handler id should
* pass in MPT_HANDLER_ID_NONE.
*/
#define MPT_HANDLER_ID_NONE (0xFFFFFFFF)
int mpt_register_handler(struct mpt_softc *, mpt_handler_type,
mpt_handler_t, uint32_t *);
int mpt_deregister_handler(struct mpt_softc *, mpt_handler_type,
mpt_handler_t, uint32_t);
/******************* Per-Controller Instance Data Structures ******************/
TAILQ_HEAD(req_queue, req_entry);
/* Structure for saving proper values for modifyable PCI config registers */
struct mpt_pci_cfg {
uint16_t Command;
uint16_t LatencyTimer_LineSize;
uint32_t IO_BAR;
uint32_t Mem0_BAR[2];
uint32_t Mem1_BAR[2];
uint32_t ROM_BAR;
uint8_t IntLine;
uint32_t PMCSR;
};
typedef enum {
MPT_RVF_NONE = 0x0,
MPT_RVF_ACTIVE = 0x1,
MPT_RVF_ANNOUNCED = 0x2,
MPT_RVF_UP2DATE = 0x4,
MPT_RVF_REFERENCED = 0x8,
MPT_RVF_WCE_CHANGED = 0x10
} mpt_raid_volume_flags;
struct mpt_raid_volume {
CONFIG_PAGE_RAID_VOL_0 *config_page;
MPI_RAID_VOL_INDICATOR sync_progress;
mpt_raid_volume_flags flags;
u_int quiesced_disks;
};
typedef enum {
MPT_RDF_NONE = 0x00,
MPT_RDF_ACTIVE = 0x01,
MPT_RDF_ANNOUNCED = 0x02,
MPT_RDF_UP2DATE = 0x04,
MPT_RDF_REFERENCED = 0x08,
MPT_RDF_QUIESCING = 0x10,
MPT_RDF_QUIESCED = 0x20
} mpt_raid_disk_flags;
struct mpt_raid_disk {
CONFIG_PAGE_RAID_PHYS_DISK_0 config_page;
struct mpt_raid_volume *volume;
u_int member_number;
u_int pass_thru_active;
mpt_raid_disk_flags flags;
};
struct mpt_evtf_record {
MSG_EVENT_NOTIFY_REPLY reply;
uint32_t context;
LIST_ENTRY(mpt_evtf_record) links;
};
LIST_HEAD(mpt_evtf_list, mpt_evtf_record);
struct mpt_softc {
device_t dev;
#if __FreeBSD_version < 500000
uint32_t mpt_islocked;
int mpt_splsaved;
#else
struct mtx mpt_lock;
int mpt_locksetup;
#endif
uint32_t mpt_pers_mask;
uint32_t
unit : 8,
: 2,
msi_enable : 1,
twildcard : 1,
tenabled : 1,
do_cfg_role : 1,
raid_enabled : 1,
raid_mwce_set : 1,
getreqwaiter : 1,
shutdwn_raid : 1,
shutdwn_recovery: 1,
outofbeer : 1,
disabled : 1,
is_spi : 1,
is_sas : 1,
is_fc : 1;
u_int cfg_role;
u_int role; /* role: none, ini, target, both */
u_int verbose;
/*
* IOC Facts
*/
uint16_t mpt_global_credits;
uint16_t request_frame_size;
uint16_t mpt_max_devices;
uint8_t mpt_max_buses;
uint8_t ioc_facts_flags;
/*
* Port Facts
* XXX - Add multi-port support!.
*/
uint16_t mpt_ini_id;
uint16_t mpt_port_type;
uint16_t mpt_proto_flags;
uint16_t mpt_max_tgtcmds;
/*
* Device Configuration Information
*/
union {
struct mpt_spi_cfg {
CONFIG_PAGE_SCSI_PORT_0 _port_page0;
CONFIG_PAGE_SCSI_PORT_1 _port_page1;
CONFIG_PAGE_SCSI_PORT_2 _port_page2;
CONFIG_PAGE_SCSI_DEVICE_0 _dev_page0[16];
CONFIG_PAGE_SCSI_DEVICE_1 _dev_page1[16];
uint16_t _tag_enable;
uint16_t _disc_enable;
} spi;
#define mpt_port_page0 cfg.spi._port_page0
#define mpt_port_page1 cfg.spi._port_page1
#define mpt_port_page2 cfg.spi._port_page2
#define mpt_dev_page0 cfg.spi._dev_page0
#define mpt_dev_page1 cfg.spi._dev_page1
#define mpt_tag_enable cfg.spi._tag_enable
#define mpt_disc_enable cfg.spi._disc_enable
struct mpi_fc_cfg {
CONFIG_PAGE_FC_PORT_0 _port_page0;
uint32_t _port_speed;
#define mpt_fcport_page0 cfg.fc._port_page0
#define mpt_fcport_speed cfg.fc._port_speed
} fc;
} cfg;
#if __FreeBSD_version >= 500000
/*
* Device config information stored up for sysctl to access
*/
union {
struct {
unsigned int initiator_id;
} spi;
struct {
char wwnn[19];
char wwpn[19];
} fc;
} scinfo;
#endif
/* Controller Info for RAID information */
CONFIG_PAGE_IOC_2 * ioc_page2;
CONFIG_PAGE_IOC_3 * ioc_page3;
/* Raid Data */
struct mpt_raid_volume* raid_volumes;
struct mpt_raid_disk* raid_disks;
u_int raid_max_volumes;
u_int raid_max_disks;
u_int raid_page0_len;
u_int raid_wakeup;
u_int raid_rescan;
u_int raid_resync_rate;
u_int raid_mwce_setting;
u_int raid_queue_depth;
u_int raid_nonopt_volumes;
struct proc *raid_thread;
struct callout raid_timer;
/*
* PCI Hardware info
*/
int pci_msi_count;
struct resource * pci_irq; /* Interrupt map for chip */
void * ih; /* Interupt handle */
struct mpt_pci_cfg pci_cfg; /* saved PCI conf registers */
/*
* DMA Mapping Stuff
*/
struct resource * pci_reg; /* Register map for chip */
int pci_mem_rid; /* Resource ID */
bus_space_tag_t pci_st; /* Bus tag for registers */
bus_space_handle_t pci_sh; /* Bus handle for registers */
/* PIO versions of above. */
int pci_pio_rid;
struct resource * pci_pio_reg;
bus_space_tag_t pci_pio_st;
bus_space_handle_t pci_pio_sh;
bus_dma_tag_t parent_dmat; /* DMA tag for parent PCI bus */
bus_dma_tag_t reply_dmat; /* DMA tag for reply memory */
bus_dmamap_t reply_dmap; /* DMA map for reply memory */
uint8_t *reply; /* KVA of reply memory */
bus_addr_t reply_phys; /* BusAddr of reply memory */
bus_dma_tag_t buffer_dmat; /* DMA tag for buffers */
bus_dma_tag_t request_dmat; /* DMA tag for request memroy */
bus_dmamap_t request_dmap; /* DMA map for request memroy */
uint8_t *request; /* KVA of Request memory */
bus_addr_t request_phys; /* BusAddr of request memory */
uint32_t max_seg_cnt; /* calculated after IOC facts */
/*
* Hardware management
*/
u_int reset_cnt;
/*
* CAM && Software Management
*/
request_t *request_pool;
struct req_queue request_free_list;
struct req_queue request_pending_list;
struct req_queue request_timeout_list;
struct cam_sim *sim;
struct cam_path *path;
struct cam_sim *phydisk_sim;
struct cam_path *phydisk_path;
struct proc *recovery_thread;
request_t *tmf_req;
/*
* Deferred frame acks due to resource shortage.
*/
struct mpt_evtf_list ack_frames;
/*
* Target Mode Support
*/
uint32_t scsi_tgt_handler_id;
request_t ** tgt_cmd_ptrs;
request_t ** els_cmd_ptrs; /* FC only */
/*
* *snork*- this is chosen to be here *just in case* somebody
* forgets to point to it exactly and we index off of trt with
* CAM_LUN_WILDCARD.
*/
tgt_resource_t trt_wildcard; /* wildcard luns */
tgt_resource_t trt[MPT_MAX_LUNS];
uint16_t tgt_cmds_allocated;
uint16_t els_cmds_allocated; /* FC only */
uint16_t timeouts; /* timeout count */
uint16_t success; /* successes afer timeout */
uint16_t sequence; /* Sequence Number */
uint16_t pad3;
/* Paired port in some dual adapters configurations */
struct mpt_softc * mpt2;
/* FW Image management */
uint32_t fw_image_size;
uint8_t *fw_image;
bus_dma_tag_t fw_dmat; /* DMA tag for firmware image */
bus_dmamap_t fw_dmap; /* DMA map for firmware image */
bus_addr_t fw_phys; /* BusAddr of firmware image */
/* Shutdown Event Handler. */
eventhandler_tag eh;
TAILQ_ENTRY(mpt_softc) links;
};
static __inline void mpt_assign_serno(struct mpt_softc *, request_t *);
static __inline void
mpt_assign_serno(struct mpt_softc *mpt, request_t *req)
{
if ((req->serno = mpt->sequence++) == 0) {
req->serno = mpt->sequence++;
}
}
/***************************** Locking Primitives *****************************/
#if __FreeBSD_version < 500000
#define MPT_IFLAGS INTR_TYPE_CAM
#define MPT_LOCK(mpt) mpt_lockspl(mpt)
#define MPT_UNLOCK(mpt) mpt_unlockspl(mpt)
#define MPT_OWNED(mpt) mpt->mpt_islocked
#define MPTLOCK_2_CAMLOCK MPT_UNLOCK
#define CAMLOCK_2_MPTLOCK MPT_LOCK
#define MPT_LOCK_SETUP(mpt)
#define MPT_LOCK_DESTROY(mpt)
static __inline void mpt_lockspl(struct mpt_softc *mpt);
static __inline void mpt_unlockspl(struct mpt_softc *mpt);
static __inline void
mpt_lockspl(struct mpt_softc *mpt)
{
int s;
s = splcam();
if (mpt->mpt_islocked++ == 0) {
mpt->mpt_splsaved = s;
} else {
splx(s);
panic("Recursed lock with mask: 0x%x\n", s);
}
}
static __inline void
mpt_unlockspl(struct mpt_softc *mpt)
{
if (mpt->mpt_islocked) {
if (--mpt->mpt_islocked == 0) {
splx(mpt->mpt_splsaved);
}
} else
panic("Negative lock count\n");
}
static __inline int
mpt_sleep(struct mpt_softc *mpt, void *ident, int priority,
const char *wmesg, int timo)
{
int saved_cnt;
int saved_spl;
int error;
KASSERT(mpt->mpt_islocked <= 1, ("Invalid lock count on tsleep"));
saved_cnt = mpt->mpt_islocked;
saved_spl = mpt->mpt_splsaved;
mpt->mpt_islocked = 0;
error = tsleep(ident, priority, wmesg, timo);
KASSERT(mpt->mpt_islocked == 0, ("Invalid lock count on wakeup"));
mpt->mpt_islocked = saved_cnt;
mpt->mpt_splsaved = saved_spl;
return (error);
}
#else
#ifdef LOCKING_WORKED_AS_IT_SHOULD
#error "Shouldn't Be Here!"
#define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY | INTR_MPSAFE
#define MPT_LOCK_SETUP(mpt) \
mtx_init(&mpt->mpt_lock, "mpt", NULL, MTX_DEF); \
mpt->mpt_locksetup = 1
#define MPT_LOCK_DESTROY(mpt) \
if (mpt->mpt_locksetup) { \
mtx_destroy(&mpt->mpt_lock); \
mpt->mpt_locksetup = 0; \
}
#define MPT_LOCK(mpt) mtx_lock(&(mpt)->mpt_lock)
#define MPT_UNLOCK(mpt) mtx_unlock(&(mpt)->mpt_lock)
#define MPT_OWNED(mpt) mtx_owned(&(mpt)->mpt_lock)
#define MPTLOCK_2_CAMLOCK(mpt) \
mtx_unlock(&(mpt)->mpt_lock); mtx_lock(&Giant)
#define CAMLOCK_2_MPTLOCK(mpt) \
mtx_unlock(&Giant); mtx_lock(&(mpt)->mpt_lock)
#define mpt_sleep(mpt, ident, priority, wmesg, timo) \
msleep(ident, &(mpt)->mpt_lock, priority, wmesg, timo)
#else
#define MPT_IFLAGS INTR_TYPE_CAM | INTR_ENTROPY
#define MPT_LOCK_SETUP(mpt) do { } while (0)
#define MPT_LOCK_DESTROY(mpt) do { } while (0)
#if 0
#define MPT_LOCK(mpt) \
device_printf(mpt->dev, "LOCK %s:%d\n", __FILE__, __LINE__); \
KASSERT(mpt->mpt_locksetup == 0, \
("recursive lock acquire at %s:%d", __FILE__, __LINE__)); \
mpt->mpt_locksetup = 1
#define MPT_UNLOCK(mpt) \
device_printf(mpt->dev, "UNLK %s:%d\n", __FILE__, __LINE__); \
KASSERT(mpt->mpt_locksetup == 1, \
("release unowned lock at %s:%d", __FILE__, __LINE__)); \
mpt->mpt_locksetup = 0
#else
#define MPT_LOCK(mpt) \
KASSERT(mpt->mpt_locksetup == 0, \
("recursive lock acquire at %s:%d", __FILE__, __LINE__)); \
mpt->mpt_locksetup = 1
#define MPT_UNLOCK(mpt) \
KASSERT(mpt->mpt_locksetup == 1, \
("release unowned lock at %s:%d", __FILE__, __LINE__)); \
mpt->mpt_locksetup = 0
#endif
#define MPT_OWNED(mpt) mpt->mpt_locksetup
#define MPTLOCK_2_CAMLOCK(mpt) MPT_UNLOCK(mpt)
#define CAMLOCK_2_MPTLOCK(mpt) MPT_LOCK(mpt)
static __inline int
mpt_sleep(struct mpt_softc *, void *, int, const char *, int);
static __inline int
mpt_sleep(struct mpt_softc *mpt, void *i, int p, const char *w, int t)
{
int r;
MPT_UNLOCK(mpt);
r = tsleep(i, p, w, t);
MPT_LOCK(mpt);
return (r);
}
#endif
#endif
/******************************* Register Access ******************************/
static __inline void mpt_write(struct mpt_softc *, size_t, uint32_t);
static __inline uint32_t mpt_read(struct mpt_softc *, int);
static __inline void mpt_pio_write(struct mpt_softc *, size_t, uint32_t);
static __inline uint32_t mpt_pio_read(struct mpt_softc *, int);
static __inline void
mpt_write(struct mpt_softc *mpt, size_t offset, uint32_t val)
{
bus_space_write_4(mpt->pci_st, mpt->pci_sh, offset, val);
}
static __inline uint32_t
mpt_read(struct mpt_softc *mpt, int offset)
{
return (bus_space_read_4(mpt->pci_st, mpt->pci_sh, offset));
}
/*
* Some operations (e.g. diagnostic register writes while the ARM proccessor
* is disabled), must be performed using "PCI pio" operations. On non-PCI
* busses, these operations likely map to normal register accesses.
*/
static __inline void
mpt_pio_write(struct mpt_softc *mpt, size_t offset, uint32_t val)
{
bus_space_write_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset, val);
}
static __inline uint32_t
mpt_pio_read(struct mpt_softc *mpt, int offset)
{
return (bus_space_read_4(mpt->pci_pio_st, mpt->pci_pio_sh, offset));
}
/*********************** Reply Frame/Request Management ***********************/
/* Max MPT Reply we are willing to accept (must be power of 2) */
#define MPT_REPLY_SIZE 256
/*
* Must be less than 16384 in order for target mode to work
*/
#define MPT_MAX_REQUESTS(mpt) 512
#define MPT_REQUEST_AREA 512
#define MPT_SENSE_SIZE 32 /* included in MPT_REQUEST_AREA */
#define MPT_REQ_MEM_SIZE(mpt) (MPT_MAX_REQUESTS(mpt) * MPT_REQUEST_AREA)
#define MPT_CONTEXT_CB_SHIFT (16)
#define MPT_CBI(handle) (handle >> MPT_CONTEXT_CB_SHIFT)
#define MPT_CBI_TO_HID(cbi) ((cbi) << MPT_CONTEXT_CB_SHIFT)
#define MPT_CONTEXT_TO_CBI(x) \
(((x) >> MPT_CONTEXT_CB_SHIFT) & (MPT_NUM_REPLY_HANDLERS - 1))
#define MPT_CONTEXT_REQI_MASK 0xFFFF
#define MPT_CONTEXT_TO_REQI(x) ((x) & MPT_CONTEXT_REQI_MASK)
/*
* Convert a 32bit physical address returned from IOC to an
* offset into our reply frame memory or the kvm address needed
* to access the data. The returned address is only the low
* 32 bits, so mask our base physical address accordingly.
*/
#define MPT_REPLY_BADDR(x) \
(x << 1)
#define MPT_REPLY_OTOV(m, i) \
((void *)(&m->reply[i]))
#define MPT_DUMP_REPLY_FRAME(mpt, reply_frame) \
do { \
if (mpt->verbose > MPT_PRT_DEBUG) \
mpt_dump_reply_frame(mpt, reply_frame); \
} while(0)
static __inline uint32_t mpt_pop_reply_queue(struct mpt_softc *mpt);
static __inline void mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr);
/*
* Give the reply buffer back to the IOC after we have
* finished processing it.
*/
static __inline void
mpt_free_reply(struct mpt_softc *mpt, uint32_t ptr)
{
mpt_write(mpt, MPT_OFFSET_REPLY_Q, ptr);
}
/* Get a reply from the IOC */
static __inline uint32_t
mpt_pop_reply_queue(struct mpt_softc *mpt)
{
return mpt_read(mpt, MPT_OFFSET_REPLY_Q);
}
void
mpt_complete_request_chain(struct mpt_softc *, struct req_queue *, u_int);
/************************** Scatter Gather Managment **************************/
/* MPT_RQSL- size of request frame, in bytes */
#define MPT_RQSL(mpt) (mpt->request_frame_size << 2)
/* MPT_NSGL- how many SG entries can fit in a request frame size */
#define MPT_NSGL(mpt) (MPT_RQSL(mpt) / sizeof (SGE_IO_UNION))
/* MPT_NRFM- how many request frames can fit in each request alloc we make */
#define MPT_NRFM(mpt) (MPT_REQUEST_AREA / MPT_RQSL(mpt))
/*
* MPT_NSGL_FIRST- # of SG elements that can fit after
* an I/O request but still within the request frame.
* Do this safely based upon SGE_IO_UNION.
*
* Note that the first element is *within* the SCSI request.
*/
#define MPT_NSGL_FIRST(mpt) \
((MPT_RQSL(mpt) - sizeof (MSG_SCSI_IO_REQUEST) + sizeof (SGE_IO_UNION)) / \
sizeof (SGE_IO_UNION))
/***************************** IOC Initialization *****************************/
int mpt_reset(struct mpt_softc *, int /*reinit*/);
/****************************** Debugging ************************************/
typedef struct mpt_decode_entry {
char *name;
u_int value;
u_int mask;
} mpt_decode_entry_t;
int mpt_decode_value(mpt_decode_entry_t *table, u_int num_entries,
const char *name, u_int value, u_int *cur_column,
u_int wrap_point);
void mpt_dump_data(struct mpt_softc *, const char *, void *, int);
void mpt_dump_request(struct mpt_softc *, request_t *);
enum {
MPT_PRT_ALWAYS,
MPT_PRT_FATAL,
MPT_PRT_ERROR,
MPT_PRT_WARN,
MPT_PRT_INFO,
MPT_PRT_NEGOTIATION,
MPT_PRT_DEBUG,
MPT_PRT_DEBUG1,
MPT_PRT_DEBUG2,
MPT_PRT_DEBUG3,
MPT_PRT_TRACE,
MPT_PRT_NONE=100
};
#if __FreeBSD_version > 500000
#define mpt_lprt(mpt, level, ...) \
do { \
if (level <= (mpt)->verbose) \
mpt_prt(mpt, __VA_ARGS__); \
} while (0)
#define mpt_lprtc(mpt, level, ...) \
do { \
if (level <= (mpt)->debug_level) \
mpt_prtc(mpt, __VA_ARGS__); \
} while (0)
#else
void mpt_lprt(struct mpt_softc *, int, const char *, ...)
__printflike(3, 4);
void mpt_lprtc(struct mpt_softc *, int, const char *, ...)
__printflike(3, 4);
#endif
void mpt_prt(struct mpt_softc *, const char *, ...)
__printflike(2, 3);
void mpt_prtc(struct mpt_softc *, const char *, ...)
__printflike(2, 3);
/**************************** Target Mode Related ***************************/
static __inline int mpt_cdblen(uint8_t, int);
static __inline int
mpt_cdblen(uint8_t cdb0, int maxlen)
{
int group = cdb0 >> 5;
switch (group) {
case 0:
return (6);
case 1:
return (10);
case 4:
case 5:
return (12);
default:
return (16);
}
}
#ifdef INVARIANTS
static __inline request_t * mpt_tag_2_req(struct mpt_softc *, uint32_t);
static __inline request_t *
mpt_tag_2_req(struct mpt_softc *mpt, uint32_t tag)
{
uint16_t rtg = (tag >> 18);
KASSERT(rtg < mpt->tgt_cmds_allocated, ("bad tag %d\n", tag));
KASSERT(mpt->tgt_cmd_ptrs, ("no cmd backpointer array"));
KASSERT(mpt->tgt_cmd_ptrs[rtg], ("no cmd backpointer"));
return (mpt->tgt_cmd_ptrs[rtg]);
}
static __inline int
mpt_req_on_free_list(struct mpt_softc *, request_t *);
static __inline int
mpt_req_on_pending_list(struct mpt_softc *, request_t *);
static __inline void
mpt_req_spcl(struct mpt_softc *, request_t *, const char *, int);
static __inline void
mpt_req_not_spcl(struct mpt_softc *, request_t *, const char *, int);
/*
* Is request on freelist?
*/
static __inline int
mpt_req_on_free_list(struct mpt_softc *mpt, request_t *req)
{
request_t *lrq;
TAILQ_FOREACH(lrq, &mpt->request_free_list, links) {
if (lrq == req) {
return (1);
}
}
return (0);
}
/*
* Is request on pending list?
*/
static __inline int
mpt_req_on_pending_list(struct mpt_softc *mpt, request_t *req)
{
request_t *lrq;
TAILQ_FOREACH(lrq, &mpt->request_pending_list, links) {
if (lrq == req) {
return (1);
}
}
return (0);
}
/*
* Make sure that req *is* part of one of the special lists
*/
static __inline void
mpt_req_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line)
{
int i;
for (i = 0; i < mpt->els_cmds_allocated; i++) {
if (req == mpt->els_cmd_ptrs[i]) {
return;
}
}
for (i = 0; i < mpt->tgt_cmds_allocated; i++) {
if (req == mpt->tgt_cmd_ptrs[i]) {
return;
}
}
panic("%s(%d): req %p:%u function %x not in els or tgt ptrs\n",
s, line, req, req->serno,
((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function);
}
/*
* Make sure that req is *not* part of one of the special lists.
*/
static __inline void
mpt_req_not_spcl(struct mpt_softc *mpt, request_t *req, const char *s, int line)
{
int i;
for (i = 0; i < mpt->els_cmds_allocated; i++) {
KASSERT(req != mpt->els_cmd_ptrs[i],
("%s(%d): req %p:%u func %x in els ptrs at ioindex %d\n",
s, line, req, req->serno,
((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i));
}
for (i = 0; i < mpt->tgt_cmds_allocated; i++) {
KASSERT(req != mpt->tgt_cmd_ptrs[i],
("%s(%d): req %p:%u func %x in tgt ptrs at ioindex %d\n",
s, line, req, req->serno,
((PTR_MSG_REQUEST_HEADER)req->req_vbuf)->Function, i));
}
}
#endif
/*
* Task Management Types, purely for internal consumption
*/
typedef enum {
MPT_ABORT_TASK_SET=1234,
MPT_CLEAR_TASK_SET,
MPT_TARGET_RESET,
MPT_CLEAR_ACA,
MPT_TERMINATE_TASK,
MPT_NIL_TMT_VALUE=5678
} mpt_task_mgmt_t;
/**************************** Unclassified Routines ***************************/
void mpt_send_cmd(struct mpt_softc *mpt, request_t *req);
int mpt_recv_handshake_reply(struct mpt_softc *mpt,
size_t reply_len, void *reply);
int mpt_wait_req(struct mpt_softc *mpt, request_t *req,
mpt_req_state_t state, mpt_req_state_t mask,
int sleep_ok, int time_ms);
void mpt_enable_ints(struct mpt_softc *mpt);
void mpt_disable_ints(struct mpt_softc *mpt);
int mpt_attach(struct mpt_softc *mpt);
int mpt_shutdown(struct mpt_softc *mpt);
int mpt_detach(struct mpt_softc *mpt);
int mpt_send_handshake_cmd(struct mpt_softc *mpt,
size_t len, void *cmd);
request_t * mpt_get_request(struct mpt_softc *mpt, int sleep_ok);
void mpt_free_request(struct mpt_softc *mpt, request_t *req);
void mpt_intr(void *arg);
void mpt_check_doorbell(struct mpt_softc *mpt);
void mpt_dump_reply_frame(struct mpt_softc *mpt,
MSG_DEFAULT_REPLY *reply_frame);
void mpt_set_config_regs(struct mpt_softc *);
int mpt_issue_cfg_req(struct mpt_softc */*mpt*/, request_t */*req*/,
u_int /*Action*/, u_int /*PageVersion*/,
u_int /*PageLength*/, u_int /*PageNumber*/,
u_int /*PageType*/, uint32_t /*PageAddress*/,
bus_addr_t /*addr*/, bus_size_t/*len*/,
int /*sleep_ok*/, int /*timeout_ms*/);
int mpt_read_cfg_header(struct mpt_softc *, int /*PageType*/,
int /*PageNumber*/,
uint32_t /*PageAddress*/,
CONFIG_PAGE_HEADER *,
int /*sleep_ok*/, int /*timeout_ms*/);
int mpt_read_cfg_page(struct mpt_softc *t, int /*Action*/,
uint32_t /*PageAddress*/,
CONFIG_PAGE_HEADER *, size_t /*len*/,
int /*sleep_ok*/, int /*timeout_ms*/);
int mpt_write_cfg_page(struct mpt_softc *, int /*Action*/,
uint32_t /*PageAddress*/,
CONFIG_PAGE_HEADER *, size_t /*len*/,
int /*sleep_ok*/, int /*timeout_ms*/);
static __inline int
mpt_read_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress,
CONFIG_PAGE_HEADER *hdr, size_t len,
int sleep_ok, int timeout_ms)
{
return (mpt_read_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_READ_CURRENT,
PageAddress, hdr, len, sleep_ok, timeout_ms));
}
static __inline int
mpt_write_cur_cfg_page(struct mpt_softc *mpt, uint32_t PageAddress,
CONFIG_PAGE_HEADER *hdr, size_t len, int sleep_ok,
int timeout_ms)
{
return (mpt_write_cfg_page(mpt, MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT,
PageAddress, hdr, len, sleep_ok,
timeout_ms));
}
/* mpt_debug.c functions */
void mpt_print_reply(void *vmsg);
void mpt_print_db(uint32_t mb);
void mpt_print_config_reply(void *vmsg);
char *mpt_ioc_diag(uint32_t diag);
void mpt_req_state(mpt_req_state_t state);
void mpt_print_config_request(void *vmsg);
void mpt_print_request(void *vmsg);
void mpt_print_scsi_io_request(MSG_SCSI_IO_REQUEST *msg);
void mpt_dump_sgl(SGE_IO_UNION *se, int offset);
#endif /* _MPT_H_ */
|