summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/aacraid/linit.c
blob: 0bf5f9a943e8a548d779b022246d63348f5c3c77 (plain)
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
/*
 *	Adaptec AAC series RAID controller driver
 *	(c) Copyright 2001 Red Hat Inc.	<alan@redhat.com>
 *
 * based on the old aacraid driver that is..
 * Adaptec aacraid device driver for Linux.
 *
 * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * Module Name:
 *   linit.c
 *
 * Abstract: Linux Driver entry module for Adaptec RAID Array Controller
 */

#define AAC_DRIVER_VERSION		"1.1-4"
#ifndef AAC_DRIVER_BRANCH
#define AAC_DRIVER_BRANCH		""
#endif
#define AAC_DRIVER_BUILD_DATE		__DATE__ " " __TIME__
#define AAC_DRIVERNAME			"aacraid"

#include <linux/compat.h>
#include <linux/blkdev.h>
#include <linux/completion.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/pci.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/syscalls.h>
#include <linux/delay.h>
#include <linux/smp_lock.h>
#include <asm/semaphore.h>

#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_tcq.h>
#include <scsi/scsicam.h>
#include <scsi/scsi_eh.h>

#include "aacraid.h"

#ifdef AAC_DRIVER_BUILD
#define _str(x) #x
#define str(x) _str(x)
#define AAC_DRIVER_FULL_VERSION	AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH
#else
#define AAC_DRIVER_FULL_VERSION	AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE
#endif

MODULE_AUTHOR("Red Hat Inc and Adaptec");
MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
		   "Adaptec Advanced Raid Products, "
		   "and HP NetRAID-4M SCSI driver");
MODULE_LICENSE("GPL");
MODULE_VERSION(AAC_DRIVER_FULL_VERSION);

static LIST_HEAD(aac_devices);
static int aac_cfg_major = -1;
char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;

/*
 * Because of the way Linux names scsi devices, the order in this table has
 * become important.  Check for on-board Raid first, add-in cards second.
 *
 * Note: The last field is used to index into aac_drivers below.
 */
static struct pci_device_id aac_pci_tbl[] = {
	{ 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */
	{ 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */
	{ 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */
	{ 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
	{ 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */
	{ 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */
	{ 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
	{ 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */
	{ 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */
	{ 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */
	{ 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */
	{ 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */
	{ 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */
	{ 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */
	{ 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */
	{ 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */

	{ 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */
	{ 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */
	{ 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
	{ 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
	{ 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
	{ 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */
	{ 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */
	{ 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */
	{ 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */
	{ 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024R0 (Lancer) */
	{ 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014R0 (Lancer) */
	{ 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */
	{ 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */
	{ 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5085AU (Hurricane) */
	{ 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */
	{ 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */
	{ 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */
	{ 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */
	{ 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */
	{ 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */
	{ 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
	{ 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
	{ 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
	{ 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
	{ 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
	{ 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
	{ 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
	{ 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */
	{ 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */
	{ 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005SAS */
	{ 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */
	{ 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */
	{ 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */
	{ 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */
	{ 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000SAS (BlackBird) */
	{ 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */
	{ 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */
	{ 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-4810SAS (Hurricane */

	{ 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/
	{ 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/
	{ 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/
	{ 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */
	{ 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */

	{ 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */
	{ 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */
	{ 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */
	{ 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */
	{ 0,}
};
MODULE_DEVICE_TABLE(pci, aac_pci_tbl);

/*
 * dmb - For now we add the number of channels to this structure.  
 * In the future we should add a fib that reports the number of channels
 * for the card.  At that time we can remove the channels from here
 */
static struct aac_driver_ident aac_drivers[] = {
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 2/Si (Iguana/PERC2Si) */
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Opal/PERC3Di) */
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Si (SlimFast/PERC3Si */
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Viper/PERC3DiV) */
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Lexus/PERC3DiL) */
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Dagger/PERC3DiD) */
	{ aac_rx_init, "percraid", "DELL    ", "PERCRAID        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Boxster/PERC3DiB) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "catapult        ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* catapult */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "tomcat          ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* tomcat */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2120S   ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 2200S   ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan-2m) */
	{ aac_rx_init, "aacraid",  "Legend  ", "Legend S220     ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S220 (Legend Crusader) */
	{ aac_rx_init, "aacraid",  "Legend  ", "Legend S230     ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S230 (Legend Vulcan) */

	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 3230S   ", 2 }, /* Adaptec 3230S (Harrier) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "Adaptec 3240S   ", 2 }, /* Adaptec 3240S (Tornado) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-2020ZCR     ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-2025ZCR     ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
	{ aac_rkt_init, "aacraid",  "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
	{ aac_rkt_init, "aacraid",  "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */
	{ aac_rkt_init, "aacraid",  "ADAPTEC ", "AAR-2820SA      ", 1 }, /* AAR-2820SA (Intruder) */
	{ aac_rkt_init, "aacraid",  "ADAPTEC ", "AAR-2620SA      ", 1 }, /* AAR-2620SA (Intruder) */
	{ aac_rkt_init, "aacraid",  "ADAPTEC ", "AAR-2420SA      ", 1 }, /* AAR-2420SA (Intruder) */
	{ aac_rkt_init, "aacraid",  "ICP     ", "ICP9024R0       ", 2 }, /* ICP9024R0 (Lancer) */
	{ aac_rkt_init, "aacraid",  "ICP     ", "ICP9014R0       ", 1 }, /* ICP9014R0 (Lancer) */
	{ aac_rkt_init, "aacraid",  "ICP     ", "ICP9047MA       ", 1 }, /* ICP9047MA (Lancer) */
	{ aac_rkt_init, "aacraid",  "ICP     ", "ICP9087MA       ", 1 }, /* ICP9087MA (Lancer) */
	{ aac_rkt_init, "aacraid",  "ICP     ", "ICP5085AU       ", 1 }, /* ICP5085AU (Hurricane) */
	{ aac_rx_init, "aacraid",  "ICP     ", "ICP9085LI       ", 1 }, /* ICP9085LI (Marauder-X) */
	{ aac_rx_init, "aacraid",  "ICP     ", "ICP5085BR       ", 1 }, /* ICP5085BR (Marauder-E) */
	{ aac_rkt_init, "aacraid",  "ICP     ", "ICP9067MA       ", 1 }, /* ICP9067MA (Intruder-6) */
	{ NULL        , "aacraid",  "ADAPTEC ", "Themisto        ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */
	{ aac_rkt_init, "aacraid",  "ADAPTEC ", "Callisto        ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-2020SA       ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-2025SA       ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "AAR-2410SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
	{ aac_rx_init, "aacraid",  "DELL    ", "CERC SR2        ", 1, AAC_QUIRK_17SG }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "AAR-2810SA SATA ", 1, AAC_QUIRK_17SG }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "AAR-21610SA SATA", 1, AAC_QUIRK_17SG }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-2026ZCR     ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "AAR-2610SA      ", 1 }, /* SATA 6Ch (Bearcat) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-2240S       ", 1 }, /* ASR-2240S (SabreExpress) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-4005SAS     ", 1 }, /* ASR-4005SAS */
	{ aac_rx_init, "ServeRAID","IBM     ", "ServeRAID 8i    ", 1 }, /* IBM 8i (AvonPark) */
	{ aac_rkt_init, "ServeRAID","IBM     ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */
	{ aac_rkt_init, "ServeRAID","IBM     ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-4000SAS     ", 1 }, /* ASR-4000SAS (BlackBird & AvonPark) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-4800SAS     ", 1 }, /* ASR-4800SAS (Marauder-X) */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "ASR-4805SAS     ", 1 }, /* ASR-4805SAS (Marauder-E) */
	{ aac_rkt_init, "aacraid",  "ADAPTEC ", "ASR-4810SAS     ", 1 }, /* ASR-4810SAS (Hurricane) */

	{ aac_rx_init, "percraid", "DELL    ", "PERC 320/DC     ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/
	{ aac_sa_init, "aacraid",  "ADAPTEC ", "Adaptec 5400S   ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
	{ aac_sa_init, "aacraid",  "ADAPTEC ", "AAC-364         ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
	{ aac_sa_init, "percraid", "DELL    ", "PERCRAID        ", 4, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell PERC2/QC */
	{ aac_sa_init, "hpnraid",  "HP      ", "NetRAID         ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */

	{ aac_rx_init, "aacraid",  "DELL    ", "RAID            ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell Catchall */
	{ aac_rx_init, "aacraid",  "Legend  ", "RAID            ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend Catchall */
	{ aac_rx_init, "aacraid",  "ADAPTEC ", "RAID            ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec Catch All */
	{ aac_rkt_init, "aacraid", "ADAPTEC ", "RAID            ", 2 } /* Adaptec Rocket Catch All */
};

/**
 *	aac_queuecommand	-	queue a SCSI command
 *	@cmd:		SCSI command to queue
 *	@done:		Function to call on command completion
 *
 *	Queues a command for execution by the associated Host Adapter.
 *
 *	TODO: unify with aac_scsi_cmd().
 */ 

static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
{
	cmd->scsi_done = done;
	return (aac_scsi_cmd(cmd) ? FAILED : 0);
} 

/**
 *	aac_info		-	Returns the host adapter name
 *	@shost:		Scsi host to report on
 *
 *	Returns a static string describing the device in question
 */

static const char *aac_info(struct Scsi_Host *shost)
{
	struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
	return aac_drivers[dev->cardtype].name;
}

/**
 *	aac_get_driver_ident
 * 	@devtype: index into lookup table
 *
 * 	Returns a pointer to the entry in the driver lookup table.
 */

struct aac_driver_ident* aac_get_driver_ident(int devtype)
{
	return &aac_drivers[devtype];
}

/**
 *	aac_biosparm	-	return BIOS parameters for disk
 *	@sdev: The scsi device corresponding to the disk
 *	@bdev: the block device corresponding to the disk
 *	@capacity: the sector capacity of the disk
 *	@geom: geometry block to fill in
 *
 *	Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk.  
 *	The default disk geometry is 64 heads, 32 sectors, and the appropriate 
 *	number of cylinders so as not to exceed drive capacity.  In order for 
 *	disks equal to or larger than 1 GB to be addressable by the BIOS
 *	without exceeding the BIOS limitation of 1024 cylinders, Extended 
 *	Translation should be enabled.   With Extended Translation enabled, 
 *	drives between 1 GB inclusive and 2 GB exclusive are given a disk 
 *	geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive 
 *	are given a disk geometry of 255 heads and 63 sectors.  However, if 
 *	the BIOS detects that the Extended Translation setting does not match 
 *	the geometry in the partition table, then the translation inferred 
 *	from the partition table will be used by the BIOS, and a warning may 
 *	be displayed.
 */
 
static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
			sector_t capacity, int *geom)
{
	struct diskparm *param = (struct diskparm *)geom;
	unsigned char *buf;

	dprintk((KERN_DEBUG "aac_biosparm.\n"));

	/*
	 *	Assuming extended translation is enabled - #REVISIT#
	 */
	if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */
		if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */
			param->heads = 255;
			param->sectors = 63;
		} else {
			param->heads = 128;
			param->sectors = 32;
		}
	} else {
		param->heads = 64;
		param->sectors = 32;
	}

	param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);

	/* 
	 *	Read the first 1024 bytes from the disk device, if the boot
	 *	sector partition table is valid, search for a partition table
	 *	entry whose end_head matches one of the standard geometry 
	 *	translations ( 64/32, 128/32, 255/63 ).
	 */
	buf = scsi_bios_ptable(bdev);
	if (!buf)
		return 0;
	if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) {
		struct partition *first = (struct partition * )buf;
		struct partition *entry = first;
		int saved_cylinders = param->cylinders;
		int num;
		unsigned char end_head, end_sec;

		for(num = 0; num < 4; num++) {
			end_head = entry->end_head;
			end_sec = entry->end_sector & 0x3f;

			if(end_head == 63) {
				param->heads = 64;
				param->sectors = 32;
				break;
			} else if(end_head == 127) {
				param->heads = 128;
				param->sectors = 32;
				break;
			} else if(end_head == 254) {
				param->heads = 255;
				param->sectors = 63;
				break;
			}
			entry++;
		}

		if (num == 4) {
			end_head = first->end_head;
			end_sec = first->end_sector & 0x3f;
		}

		param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
		if (num < 4 && end_sec == param->sectors) {
			if (param->cylinders != saved_cylinders)
				dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
					param->heads, param->sectors, num));
		} else if (end_head > 0 || end_sec > 0) {
			dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
				end_head + 1, end_sec, num));
			dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
					param->heads, param->sectors));
		}
	}
	kfree(buf);
	return 0;
}

/**
 *	aac_slave_configure		-	compute queue depths
 *	@sdev:	SCSI device we are considering
 *
 *	Selects queue depths for each target device based on the host adapter's
 *	total capacity and the queue depth supported by the target device.
 *	A queue depth of one automatically disables tagged queueing.
 */

static int aac_slave_configure(struct scsi_device *sdev)
{
	struct Scsi_Host *host = sdev->host;

	if (sdev->tagged_supported)
		scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, 128);
	else
		scsi_adjust_queue_depth(sdev, 0, 1);

	if (!(((struct aac_dev *)host->hostdata)->adapter_info.options
	  & AAC_OPT_NEW_COMM))
		blk_queue_max_segment_size(sdev->request_queue, 65536);

	return 0;
}

static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg)
{
	struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
	return aac_do_ioctl(dev, cmd, arg);
}

/*
 *	aac_eh_reset	- Reset command handling
 *	@scsi_cmd:	SCSI command block causing the reset
 *
 */
static int aac_eh_reset(struct scsi_cmnd* cmd)
{
	struct scsi_device * dev = cmd->device;
	struct Scsi_Host * host = dev->host;
	struct scsi_cmnd * command;
	int count;
	struct aac_dev * aac;
	unsigned long flags;

	printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n", 
					AAC_DRIVERNAME);


	spin_lock_irq(host->host_lock);

	aac = (struct aac_dev *)host->hostdata;
	if (aac_adapter_check_health(aac)) {
		printk(KERN_ERR "%s: Host adapter appears dead\n", 
				AAC_DRIVERNAME);
		spin_unlock_irq(host->host_lock);
		return -ENODEV;
	}
	/*
	 * Wait for all commands to complete to this specific
	 * target (block maximum 60 seconds).
	 */
	for (count = 60; count; --count) {
		int active = 0;
		__shost_for_each_device(dev, host) {
			spin_lock_irqsave(&dev->list_lock, flags);
			list_for_each_entry(command, &dev->cmd_list, list) {
				if (command->serial_number) {
					active++;
					break;
				}
			}
			spin_unlock_irqrestore(&dev->list_lock, flags);
			if (active)
				break;

		}
		/*
		 * We can exit If all the commands are complete
		 */
		spin_unlock_irq(host->host_lock);
		if (active == 0)
			return SUCCESS;
		ssleep(1);
		spin_lock_irq(host->host_lock);
	}
	spin_unlock_irq(host->host_lock);
	printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME);
	return -ETIMEDOUT;
}

/**
 *	aac_cfg_open		-	open a configuration file
 *	@inode: inode being opened
 *	@file: file handle attached
 *
 *	Called when the configuration device is opened. Does the needed
 *	set up on the handle and then returns
 *
 *	Bugs: This needs extending to check a given adapter is present
 *	so we can support hot plugging, and to ref count adapters.
 */

static int aac_cfg_open(struct inode *inode, struct file *file)
{
	struct aac_dev *aac;
	unsigned minor_number = iminor(inode);
	int err = -ENODEV;

	list_for_each_entry(aac, &aac_devices, entry) {
		if (aac->id == minor_number) {
			file->private_data = aac;
			err = 0;
			break;
		}
	}

	return err;
}

/**
 *	aac_cfg_ioctl		-	AAC configuration request
 *	@inode: inode of device
 *	@file: file handle
 *	@cmd: ioctl command code
 *	@arg: argument
 *
 *	Handles a configuration ioctl. Currently this involves wrapping it
 *	up and feeding it into the nasty windowsalike glue layer.
 *
 *	Bugs: Needs locking against parallel ioctls lower down
 *	Bugs: Needs to handle hot plugging
 */
 
static int aac_cfg_ioctl(struct inode *inode,  struct file *file,
		unsigned int cmd, unsigned long arg)
{
	return aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
}

#ifdef CONFIG_COMPAT
static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
{
	long ret;
	lock_kernel();
	switch (cmd) { 
	case FSACTL_MINIPORT_REV_CHECK:
	case FSACTL_SENDFIB:
	case FSACTL_OPEN_GET_ADAPTER_FIB:
	case FSACTL_CLOSE_GET_ADAPTER_FIB:
	case FSACTL_SEND_RAW_SRB:
	case FSACTL_GET_PCI_INFO:
	case FSACTL_QUERY_DISK:
	case FSACTL_DELETE_DISK:
	case FSACTL_FORCE_DELETE_DISK:
	case FSACTL_GET_CONTAINERS: 
	case FSACTL_SEND_LARGE_FIB:
		ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
		break;

	case FSACTL_GET_NEXT_ADAPTER_FIB: {
		struct fib_ioctl __user *f;
		
		f = compat_alloc_user_space(sizeof(*f));
		ret = 0;
		if (clear_user(f, sizeof(*f) != sizeof(*f)))
			ret = -EFAULT;
		if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
			ret = -EFAULT;
		if (!ret)
			ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
		break;
	}

	default:
		ret = -ENOIOCTLCMD; 
		break;
	} 
	unlock_kernel();
	return ret;
}

static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
{
	struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
	return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
}

static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
	return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg);
}
#endif

static ssize_t aac_show_model(struct class_device *class_dev,
		char *buf)
{
	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
	int len;

	if (dev->supplement_adapter_info.AdapterTypeText[0]) {
		char * cp = dev->supplement_adapter_info.AdapterTypeText;
		while (*cp && *cp != ' ')
			++cp;
		while (*cp == ' ')
			++cp;
		len = snprintf(buf, PAGE_SIZE, "%s\n", cp);
	} else
		len = snprintf(buf, PAGE_SIZE, "%s\n",
		  aac_drivers[dev->cardtype].model);
	return len;
}

static ssize_t aac_show_vendor(struct class_device *class_dev,
		char *buf)
{
	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
	int len;

	if (dev->supplement_adapter_info.AdapterTypeText[0]) {
		char * cp = dev->supplement_adapter_info.AdapterTypeText;
		while (*cp && *cp != ' ')
			++cp;
		len = snprintf(buf, PAGE_SIZE, "%.*s\n",
		  (int)(cp - (char *)dev->supplement_adapter_info.AdapterTypeText),
		  dev->supplement_adapter_info.AdapterTypeText);
	} else
		len = snprintf(buf, PAGE_SIZE, "%s\n",
		  aac_drivers[dev->cardtype].vname);
	return len;
}

static ssize_t aac_show_kernel_version(struct class_device *class_dev,
		char *buf)
{
	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
	int len, tmp;

	tmp = le32_to_cpu(dev->adapter_info.kernelrev);
	len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 
	  tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
	  le32_to_cpu(dev->adapter_info.kernelbuild));
	return len;
}

static ssize_t aac_show_monitor_version(struct class_device *class_dev,
		char *buf)
{
	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
	int len, tmp;

	tmp = le32_to_cpu(dev->adapter_info.monitorrev);
	len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 
	  tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
	  le32_to_cpu(dev->adapter_info.monitorbuild));
	return len;
}

static ssize_t aac_show_bios_version(struct class_device *class_dev,
		char *buf)
{
	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
	int len, tmp;

	tmp = le32_to_cpu(dev->adapter_info.biosrev);
	len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n", 
	  tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
	  le32_to_cpu(dev->adapter_info.biosbuild));
	return len;
}

static ssize_t aac_show_serial_number(struct class_device *class_dev,
		char *buf)
{
	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
	int len = 0;

	if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
		len = snprintf(buf, PAGE_SIZE, "%x\n",
		  le32_to_cpu(dev->adapter_info.serial[0]));
	return len;
}


static struct class_device_attribute aac_model = {
	.attr = {
		.name = "model",
		.mode = S_IRUGO,
	},
	.show = aac_show_model,
};
static struct class_device_attribute aac_vendor = {
	.attr = {
		.name = "vendor",
		.mode = S_IRUGO,
	},
	.show = aac_show_vendor,
};
static struct class_device_attribute aac_kernel_version = {
	.attr = {
		.name = "hba_kernel_version",
		.mode = S_IRUGO,
	},
	.show = aac_show_kernel_version,
};
static struct class_device_attribute aac_monitor_version = {
	.attr = {
		.name = "hba_monitor_version",
		.mode = S_IRUGO,
	},
	.show = aac_show_monitor_version,
};
static struct class_device_attribute aac_bios_version = {
	.attr = {
		.name = "hba_bios_version",
		.mode = S_IRUGO,
	},
	.show = aac_show_bios_version,
};
static struct class_device_attribute aac_serial_number = {
	.attr = {
		.name = "serial_number",
		.mode = S_IRUGO,
	},
	.show = aac_show_serial_number,
};

static struct class_device_attribute *aac_attrs[] = {
	&aac_model,
	&aac_vendor,
	&aac_kernel_version,
	&aac_monitor_version,
	&aac_bios_version,
	&aac_serial_number,
	NULL
};


static struct file_operations aac_cfg_fops = {
	.owner		= THIS_MODULE,
	.ioctl		= aac_cfg_ioctl,
#ifdef CONFIG_COMPAT
	.compat_ioctl   = aac_compat_cfg_ioctl,
#endif
	.open		= aac_cfg_open,
};

static struct scsi_host_template aac_driver_template = {
	.module				= THIS_MODULE,
	.name           		= "AAC",
	.proc_name			= AAC_DRIVERNAME,
	.info           		= aac_info,
	.ioctl          		= aac_ioctl,
#ifdef CONFIG_COMPAT
	.compat_ioctl			= aac_compat_ioctl,
#endif
	.queuecommand   		= aac_queuecommand,
	.bios_param     		= aac_biosparm,	
	.shost_attrs			= aac_attrs,
	.slave_configure		= aac_slave_configure,
	.eh_host_reset_handler		= aac_eh_reset,
	.can_queue      		= AAC_NUM_IO_FIB,	
	.this_id        		= MAXIMUM_NUM_CONTAINERS,
	.sg_tablesize   		= 16,
	.max_sectors    		= 128,
#if (AAC_NUM_IO_FIB > 256)
	.cmd_per_lun			= 256,
#else		
	.cmd_per_lun    		= AAC_NUM_IO_FIB, 
#endif	
	.use_clustering			= ENABLE_CLUSTERING,
};


static int __devinit aac_probe_one(struct pci_dev *pdev,
		const struct pci_device_id *id)
{
	unsigned index = id->driver_data;
	struct Scsi_Host *shost;
	struct aac_dev *aac;
	struct list_head *insert = &aac_devices;
	int error = -ENODEV;
	int unique_id = 0;

	list_for_each_entry(aac, &aac_devices, entry) {
		if (aac->id > unique_id)
			break;
		insert = &aac->entry;
		unique_id++;
	}

	error = pci_enable_device(pdev);
	if (error)
		goto out;

	if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) || 
			pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))
		goto out;
	/*
	 * If the quirk31 bit is set, the adapter needs adapter
	 * to driver communication memory to be allocated below 2gig
	 */
	if (aac_drivers[index].quirks & AAC_QUIRK_31BIT) 
		if (pci_set_dma_mask(pdev, 0x7FFFFFFFULL) ||
				pci_set_consistent_dma_mask(pdev, 0x7FFFFFFFULL))
			goto out;
	
	pci_set_master(pdev);

	shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
	if (!shost)
		goto out_disable_pdev;

	shost->irq = pdev->irq;
	shost->base = pci_resource_start(pdev, 0);
	shost->unique_id = unique_id;
	shost->max_cmd_len = 16;

	aac = (struct aac_dev *)shost->hostdata;
	aac->scsi_host_ptr = shost;	
	aac->pdev = pdev;
	aac->name = aac_driver_template.name;
	aac->id = shost->unique_id;
	aac->cardtype =  index;
	INIT_LIST_HEAD(&aac->entry);

	aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
	if (!aac->fibs)
		goto out_free_host;
	spin_lock_init(&aac->fib_lock);

	/*
	 *	Map in the registers from the adapter.
	 */
	aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
	if ((aac->regs.sa = ioremap(
	  (unsigned long)aac->scsi_host_ptr->base, AAC_MIN_FOOTPRINT_SIZE))
	  == NULL) {	
		printk(KERN_WARNING "%s: unable to map adapter.\n",
		  AAC_DRIVERNAME);
		goto out_free_fibs;
	}
	if ((*aac_drivers[index].init)(aac))
		goto out_unmap;

	/*
	 *	Start any kernel threads needed
	 */
	aac->thread_pid = kernel_thread((int (*)(void *))aac_command_thread,
	  aac, 0);
	if (aac->thread_pid < 0) {
		printk(KERN_ERR "aacraid: Unable to create command thread.\n");
		goto out_deinit;
	}

	/*
	 * If we had set a smaller DMA mask earlier, set it to 4gig
	 * now since the adapter can dma data to at least a 4gig
	 * address space.
	 */
	if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
		if (pci_set_dma_mask(pdev, DMA_32BIT_MASK))
			goto out_deinit;
 
	aac->maximum_num_channels = aac_drivers[index].channels;
	error = aac_get_adapter_info(aac);
	if (error < 0)
		goto out_deinit;

	/*
 	 * Lets override negotiations and drop the maximum SG limit to 34
 	 */
 	if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) && 
			(aac->scsi_host_ptr->sg_tablesize > 34)) {
 		aac->scsi_host_ptr->sg_tablesize = 34;
 		aac->scsi_host_ptr->max_sectors
 		  = (aac->scsi_host_ptr->sg_tablesize * 8) + 112;
 	}

 	if ((aac_drivers[index].quirks & AAC_QUIRK_17SG) &&
			(aac->scsi_host_ptr->sg_tablesize > 17)) {
 		aac->scsi_host_ptr->sg_tablesize = 17;
 		aac->scsi_host_ptr->max_sectors
 		  = (aac->scsi_host_ptr->sg_tablesize * 8) + 112;
 	}

	/*
	 * Firware printf works only with older firmware.
	 */
	if (aac_drivers[index].quirks & AAC_QUIRK_34SG) 
		aac->printf_enabled = 1;
	else
		aac->printf_enabled = 0;
 
 	/*
	 * max channel will be the physical channels plus 1 virtual channel
	 * all containers are on the virtual channel 0
	 * physical channels are address by their actual physical number+1
	 */
	if (aac->nondasd_support == 1)
		shost->max_channel = aac->maximum_num_channels + 1;
	else
		shost->max_channel = 1;

	aac_get_config_status(aac);
	aac_get_containers(aac);
	list_add(&aac->entry, insert);

	shost->max_id = aac->maximum_num_containers;
	if (shost->max_id < aac->maximum_num_physicals)
		shost->max_id = aac->maximum_num_physicals;
	if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
		shost->max_id = MAXIMUM_NUM_CONTAINERS;
	else
		shost->this_id = shost->max_id;

	/*
	 * dmb - we may need to move the setting of these parms somewhere else once
	 * we get a fib that can report the actual numbers
	 */
	shost->max_lun = AAC_MAX_LUN;

	pci_set_drvdata(pdev, shost);

	error = scsi_add_host(shost, &pdev->dev);
	if (error)
		goto out_deinit;
	scsi_scan_host(shost);

	return 0;

 out_deinit:
	kill_proc(aac->thread_pid, SIGKILL, 0);
	wait_for_completion(&aac->aif_completion);

	aac_send_shutdown(aac);
	aac_adapter_disable_int(aac);
	free_irq(pdev->irq, aac);
 out_unmap:
	fib_map_free(aac);
	pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys);
	kfree(aac->queues);
	iounmap(aac->regs.sa);
 out_free_fibs:
	kfree(aac->fibs);
	kfree(aac->fsa_dev);
 out_free_host:
	scsi_host_put(shost);
 out_disable_pdev:
	pci_disable_device(pdev);
 out:
	return error;
}

static void aac_shutdown(struct pci_dev *dev)
{
	struct Scsi_Host *shost = pci_get_drvdata(dev);
	struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
	aac_send_shutdown(aac);
}

static void __devexit aac_remove_one(struct pci_dev *pdev)
{
	struct Scsi_Host *shost = pci_get_drvdata(pdev);
	struct aac_dev *aac = (struct aac_dev *)shost->hostdata;

	scsi_remove_host(shost);

	kill_proc(aac->thread_pid, SIGKILL, 0);
	wait_for_completion(&aac->aif_completion);

	aac_send_shutdown(aac);
	aac_adapter_disable_int(aac);
	fib_map_free(aac);
	pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
			aac->comm_phys);
	kfree(aac->queues);

	free_irq(pdev->irq, aac);
	iounmap(aac->regs.sa);
	
	kfree(aac->fibs);
	kfree(aac->fsa_dev);
	
	list_del(&aac->entry);
	scsi_host_put(shost);
	pci_disable_device(pdev);
}

static struct pci_driver aac_pci_driver = {
	.name		= AAC_DRIVERNAME,
	.id_table	= aac_pci_tbl,
	.probe		= aac_probe_one,
	.remove		= __devexit_p(aac_remove_one),
	.shutdown 	= aac_shutdown,
};

static int __init aac_init(void)
{
	int error;
	
	printk(KERN_INFO "Adaptec %s driver (%s)\n",
	  AAC_DRIVERNAME, aac_driver_version);

	error = pci_register_driver(&aac_pci_driver);
	if (error < 0)
		return error;

	aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);
	if (aac_cfg_major < 0) {
		printk(KERN_WARNING
		       "aacraid: unable to register \"aac\" device.\n");
	}

	return 0;
}

static void __exit aac_exit(void)
{
	unregister_chrdev(aac_cfg_major, "aac");
	pci_unregister_driver(&aac_pci_driver);
}

module_init(aac_init);
module_exit(aac_exit);