aboutsummaryrefslogtreecommitdiff
path: root/hw/sh4/sh7750_regs.h
blob: beb571d5e9bdb8f6594bcc019b486599301c6c5d (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
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
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
/*
 * SH-7750 memory-mapped registers
 * This file based on information provided in the following document:
 * "Hitachi SuperH (tm) RISC engine. SH7750 Series (SH7750, SH7750S)
 *  Hardware Manual"
 *  Document Number ADE-602-124C, Rev. 4.0, 4/21/00, Hitachi Ltd.
 *
 * Copyright (C) 2001 OKTET Ltd., St.-Petersburg, Russia
 * Author: Alexandra Kossovsky <sasha@oktet.ru>
 *         Victor V. Vengerov <vvv@oktet.ru>
 *
 * The license and distribution terms for this file may be
 * found in this file hereafter or at http://www.rtems.com/license/LICENSE.
 *
 *                       LICENSE INFORMATION
 *
 * RTEMS is free software; you can redistribute it and/or modify it under
 * terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.  RTEMS 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 RTEMS; see
 * file COPYING. If not, write to the Free Software Foundation, 675
 * Mass Ave, Cambridge, MA 02139, USA.
 *
 * As a special exception, including RTEMS header files in a file,
 * instantiating RTEMS generics or templates, or linking other files
 * with RTEMS objects to produce an executable application, does not
 * by itself cause the resulting executable application to be covered
 * by the GNU General Public License. This exception does not
 * however invalidate any other reasons why the executable file might be
 * covered by the GNU Public License.
 *
 * @(#) sh7750_regs.h,v 1.2.4.1 2003/09/04 18:46:00 joel Exp
 */

#ifndef SH7750_REGS_H
#define SH7750_REGS_H

/*
 * All register has 2 addresses: in 0xff000000 - 0xffffffff (P4 address)  and
 * in 0x1f000000 - 0x1fffffff (area 7 address)
 */
#define SH7750_P4_BASE       0xff000000 /* Accessible only in privileged mode */
#define SH7750_A7_BASE       0x1f000000 /* Accessible only using TLB */

#define SH7750_P4_REG32(ofs) (SH7750_P4_BASE + (ofs))
#define SH7750_A7_REG32(ofs) (SH7750_A7_BASE + (ofs))

/*
 * MMU Registers
 */

/* Page Table Entry High register - PTEH */
#define SH7750_PTEH_REGOFS    0x000000  /* offset */
#define SH7750_PTEH           SH7750_P4_REG32(SH7750_PTEH_REGOFS)
#define SH7750_PTEH_A7        SH7750_A7_REG32(SH7750_PTEH_REGOFS)
#define SH7750_PTEH_VPN       0xfffffd00 /* Virtual page number */
#define SH7750_PTEH_VPN_S     10
#define SH7750_PTEH_ASID      0x000000ff /* Address space identifier */
#define SH7750_PTEH_ASID_S    0

/* Page Table Entry Low register - PTEL */
#define SH7750_PTEL_REGOFS    0x000004  /* offset */
#define SH7750_PTEL           SH7750_P4_REG32(SH7750_PTEL_REGOFS)
#define SH7750_PTEL_A7        SH7750_A7_REG32(SH7750_PTEL_REGOFS)
#define SH7750_PTEL_PPN       0x1ffffc00 /* Physical page number */
#define SH7750_PTEL_PPN_S     10
#define SH7750_PTEL_V         0x00000100 /* Validity (0-entry is invalid) */
#define SH7750_PTEL_SZ1       0x00000080 /* Page size bit 1 */
#define SH7750_PTEL_SZ0       0x00000010 /* Page size bit 0 */
#define SH7750_PTEL_SZ_1KB    0x00000000 /*   1-kbyte page */
#define SH7750_PTEL_SZ_4KB    0x00000010 /*   4-kbyte page */
#define SH7750_PTEL_SZ_64KB   0x00000080 /*   64-kbyte page */
#define SH7750_PTEL_SZ_1MB    0x00000090 /*   1-Mbyte page */
#define SH7750_PTEL_PR        0x00000060 /* Protection Key Data */
#define SH7750_PTEL_PR_ROPO   0x00000000 /*   read-only in priv mode */
#define SH7750_PTEL_PR_RWPO   0x00000020 /*   read-write in priv mode */
#define SH7750_PTEL_PR_ROPU   0x00000040 /*   read-only in priv or user mode */
#define SH7750_PTEL_PR_RWPU   0x00000060 /*   read-write in priv or user mode */
#define SH7750_PTEL_C         0x00000008 /* Cacheability */
                                         /*   (0 - page not cacheable) */
#define SH7750_PTEL_D         0x00000004 /* Dirty bit (1 - write has been */
                                         /*   performed to a page) */
#define SH7750_PTEL_SH        0x00000002 /* Share Status bit (1 - page are */
                                         /*   shared by processes) */
#define SH7750_PTEL_WT        0x00000001 /* Write-through bit, specifies the */
                                         /*   cache write mode: */
                                         /*     0 - Copy-back mode */
                                         /*     1 - Write-through mode */

/* Page Table Entry Assistance register - PTEA */
#define SH7750_PTEA_REGOFS    0x000034 /* offset */
#define SH7750_PTEA           SH7750_P4_REG32(SH7750_PTEA_REGOFS)
#define SH7750_PTEA_A7        SH7750_A7_REG32(SH7750_PTEA_REGOFS)
#define SH7750_PTEA_TC        0x00000008 /* Timing Control bit */
                                         /*   0 - use area 5 wait states */
                                         /*   1 - use area 6 wait states */
#define SH7750_PTEA_SA        0x00000007 /* Space Attribute bits: */
#define SH7750_PTEA_SA_UNDEF  0x00000000 /*   0 - undefined */
#define SH7750_PTEA_SA_IOVAR  0x00000001 /*   1 - variable-size I/O space */
#define SH7750_PTEA_SA_IO8    0x00000002 /*   2 - 8-bit I/O space */
#define SH7750_PTEA_SA_IO16   0x00000003 /*   3 - 16-bit I/O space */
#define SH7750_PTEA_SA_CMEM8  0x00000004 /*   4 - 8-bit common memory space */
#define SH7750_PTEA_SA_CMEM16 0x00000005 /*   5 - 16-bit common memory space */
#define SH7750_PTEA_SA_AMEM8  0x00000006 /*   6 - 8-bit attr memory space */
#define SH7750_PTEA_SA_AMEM16 0x00000007 /*   7 - 16-bit attr memory space */


/* Translation table base register */
#define SH7750_TTB_REGOFS     0x000008 /* offset */
#define SH7750_TTB            SH7750_P4_REG32(SH7750_TTB_REGOFS)
#define SH7750_TTB_A7         SH7750_A7_REG32(SH7750_TTB_REGOFS)

/* TLB exeption address register - TEA */
#define SH7750_TEA_REGOFS     0x00000c /* offset */
#define SH7750_TEA            SH7750_P4_REG32(SH7750_TEA_REGOFS)
#define SH7750_TEA_A7         SH7750_A7_REG32(SH7750_TEA_REGOFS)

/* MMU control register - MMUCR */
#define SH7750_MMUCR_REGOFS   0x000010 /* offset */
#define SH7750_MMUCR          SH7750_P4_REG32(SH7750_MMUCR_REGOFS)
#define SH7750_MMUCR_A7       SH7750_A7_REG32(SH7750_MMUCR_REGOFS)
#define SH7750_MMUCR_AT       0x00000001 /* Address translation bit */
#define SH7750_MMUCR_TI       0x00000004 /* TLB invalidate */
#define SH7750_MMUCR_SV       0x00000100 /* Single Virtual Mode bit */
#define SH7750_MMUCR_SQMD     0x00000200 /* Store Queue Mode bit */
#define SH7750_MMUCR_URC      0x0000FC00 /* UTLB Replace Counter */
#define SH7750_MMUCR_URC_S    10
#define SH7750_MMUCR_URB      0x00FC0000 /* UTLB Replace Boundary */
#define SH7750_MMUCR_URB_S    18
#define SH7750_MMUCR_LRUI     0xFC000000 /* Least Recently Used ITLB */
#define SH7750_MMUCR_LRUI_S   26




/*
 * Cache registers
 *   IC -- instructions cache
 *   OC -- operand cache
 */

/* Cache Control Register - CCR */
#define SH7750_CCR_REGOFS     0x00001c /* offset */
#define SH7750_CCR            SH7750_P4_REG32(SH7750_CCR_REGOFS)
#define SH7750_CCR_A7         SH7750_A7_REG32(SH7750_CCR_REGOFS)

#define SH7750_CCR_IIX      0x00008000 /* IC index enable bit */
#define SH7750_CCR_ICI      0x00000800 /* IC invalidation bit: */
                                       /*  set it to clear IC */
#define SH7750_CCR_ICE      0x00000100 /* IC enable bit */
#define SH7750_CCR_OIX      0x00000080 /* OC index enable bit */
#define SH7750_CCR_ORA      0x00000020 /* OC RAM enable bit */
                                       /*  if you set OCE = 0, */
                                       /*  you should set ORA = 0 */
#define SH7750_CCR_OCI      0x00000008 /* OC invalidation bit */
#define SH7750_CCR_CB       0x00000004 /* Copy-back bit for P1 area */
#define SH7750_CCR_WT       0x00000002 /* Write-through bit for P0,U0,P3 area */
#define SH7750_CCR_OCE      0x00000001 /* OC enable bit */

/* Queue address control register 0 - QACR0 */
#define SH7750_QACR0_REGOFS   0x000038  /* offset */
#define SH7750_QACR0          SH7750_P4_REG32(SH7750_QACR0_REGOFS)
#define SH7750_QACR0_A7       SH7750_A7_REG32(SH7750_QACR0_REGOFS)

/* Queue address control register 1 - QACR1 */
#define SH7750_QACR1_REGOFS   0x00003c /* offset */
#define SH7750_QACR1          SH7750_P4_REG32(SH7750_QACR1_REGOFS)
#define SH7750_QACR1_A7       SH7750_A7_REG32(SH7750_QACR1_REGOFS)


/*
 * Exeption-related registers
 */

/* Immediate data for TRAPA instruction - TRA */
#define SH7750_TRA_REGOFS     0x000020 /* offset */
#define SH7750_TRA            SH7750_P4_REG32(SH7750_TRA_REGOFS)
#define SH7750_TRA_A7         SH7750_A7_REG32(SH7750_TRA_REGOFS)

#define SH7750_TRA_IMM      0x000003fd /* Immediate data operand */
#define SH7750_TRA_IMM_S    2

/* Exeption event register - EXPEVT */
#define SH7750_EXPEVT_REGOFS  0x000024
#define SH7750_EXPEVT         SH7750_P4_REG32(SH7750_EXPEVT_REGOFS)
#define SH7750_EXPEVT_A7      SH7750_A7_REG32(SH7750_EXPEVT_REGOFS)

#define SH7750_EXPEVT_EX      0x00000fff /* Exeption code */
#define SH7750_EXPEVT_EX_S    0

/* Interrupt event register */
#define SH7750_INTEVT_REGOFS  0x000028
#define SH7750_INTEVT         SH7750_P4_REG32(SH7750_INTEVT_REGOFS)
#define SH7750_INTEVT_A7      SH7750_A7_REG32(SH7750_INTEVT_REGOFS)
#define SH7750_INTEVT_EX    0x00000fff /* Exeption code */
#define SH7750_INTEVT_EX_S  0

/*
 * Exception/interrupt codes
 */
#define SH7750_EVT_TO_NUM(evt)  ((evt) >> 5)

/* Reset exception category */
#define SH7750_EVT_POWER_ON_RST        0x000 /* Power-on reset */
#define SH7750_EVT_MANUAL_RST          0x020 /* Manual reset */
#define SH7750_EVT_TLB_MULT_HIT        0x140 /* TLB multiple-hit exception */

/* General exception category */
#define SH7750_EVT_USER_BREAK          0x1E0 /* User break */
#define SH7750_EVT_IADDR_ERR           0x0E0 /* Instruction address error */
#define SH7750_EVT_TLB_READ_MISS       0x040 /* ITLB miss exception / */
                                             /*    DTLB miss exception (read) */
#define SH7750_EVT_TLB_READ_PROTV      0x0A0 /* ITLB protection violation, */
                                             /* DTLB protection violation */
                                             /*    (read) */
#define SH7750_EVT_ILLEGAL_INSTR       0x180 /* General Illegal Instruction */
                                             /*    exception */
#define SH7750_EVT_SLOT_ILLEGAL_INSTR  0x1A0 /* Slot Illegal Instruction */
                                             /*    exception */
#define SH7750_EVT_FPU_DISABLE         0x800 /* General FPU disable exception */
#define SH7750_EVT_SLOT_FPU_DISABLE    0x820 /* Slot FPU disable exception */
#define SH7750_EVT_DATA_READ_ERR       0x0E0 /* Data address error (read) */
#define SH7750_EVT_DATA_WRITE_ERR      0x100 /* Data address error (write) */
#define SH7750_EVT_DTLB_WRITE_MISS     0x060 /* DTLB miss exception (write) */
#define SH7750_EVT_DTLB_WRITE_PROTV    0x0C0 /* DTLB protection violation */
                                             /*    exception (write) */
#define SH7750_EVT_FPU_EXCEPTION       0x120 /* FPU exception */
#define SH7750_EVT_INITIAL_PGWRITE     0x080 /* Initial Page Write exception */
#define SH7750_EVT_TRAPA               0x160 /* Unconditional trap (TRAPA) */

/* Interrupt exception category */
#define SH7750_EVT_NMI                 0x1C0 /* Non-maskable interrupt */
#define SH7750_EVT_IRQ0                0x200 /* External Interrupt 0 */
#define SH7750_EVT_IRQ1                0x220 /* External Interrupt 1 */
#define SH7750_EVT_IRQ2                0x240 /* External Interrupt 2 */
#define SH7750_EVT_IRQ3                0x260 /* External Interrupt 3 */
#define SH7750_EVT_IRQ4                0x280 /* External Interrupt 4 */
#define SH7750_EVT_IRQ5                0x2A0 /* External Interrupt 5 */
#define SH7750_EVT_IRQ6                0x2C0 /* External Interrupt 6 */
#define SH7750_EVT_IRQ7                0x2E0 /* External Interrupt 7 */
#define SH7750_EVT_IRQ8                0x300 /* External Interrupt 8 */
#define SH7750_EVT_IRQ9                0x320 /* External Interrupt 9 */
#define SH7750_EVT_IRQA                0x340 /* External Interrupt A */
#define SH7750_EVT_IRQB                0x360 /* External Interrupt B */
#define SH7750_EVT_IRQC                0x380 /* External Interrupt C */
#define SH7750_EVT_IRQD                0x3A0 /* External Interrupt D */
#define SH7750_EVT_IRQE                0x3C0 /* External Interrupt E */

/* Peripheral Module Interrupts - Timer Unit (TMU) */
#define SH7750_EVT_TUNI0               0x400 /* TMU Underflow Interrupt 0 */
#define SH7750_EVT_TUNI1               0x420 /* TMU Underflow Interrupt 1 */
#define SH7750_EVT_TUNI2               0x440 /* TMU Underflow Interrupt 2 */
#define SH7750_EVT_TICPI2              0x460 /* TMU Input Capture Interrupt 2 */

/* Peripheral Module Interrupts - Real-Time Clock (RTC) */
#define SH7750_EVT_RTC_ATI             0x480 /* Alarm Interrupt Request */
#define SH7750_EVT_RTC_PRI             0x4A0 /* Periodic Interrupt Request */
#define SH7750_EVT_RTC_CUI             0x4C0 /* Carry Interrupt Request */

/* Peripheral Module Interrupts - Serial Communication Interface (SCI) */
#define SH7750_EVT_SCI_ERI             0x4E0 /* Receive Error */
#define SH7750_EVT_SCI_RXI             0x500 /* Receive Data Register Full */
#define SH7750_EVT_SCI_TXI             0x520 /* Transmit Data Register Empty */
#define SH7750_EVT_SCI_TEI             0x540 /* Transmit End */

/* Peripheral Module Interrupts - Watchdog Timer (WDT) */
#define SH7750_EVT_WDT_ITI             0x560 /* Interval Timer Interrupt */
                                             /*    (used when WDT operates in */
                                             /*    interval timer mode) */

/* Peripheral Module Interrupts - Memory Refresh Unit (REF) */
#define SH7750_EVT_REF_RCMI            0x580 /* Compare-match Interrupt */
#define SH7750_EVT_REF_ROVI            0x5A0 /* Refresh Counter Overflow */
                                             /*    interrupt */

/* Peripheral Module Interrupts - Hitachi User Debug Interface (H-UDI) */
#define SH7750_EVT_HUDI                0x600 /* UDI interrupt */

/* Peripheral Module Interrupts - General-Purpose I/O (GPIO) */
#define SH7750_EVT_GPIO                0x620 /* GPIO Interrupt */

/* Peripheral Module Interrupts - DMA Controller (DMAC) */
#define SH7750_EVT_DMAC_DMTE0          0x640 /* DMAC 0 Transfer End Interrupt */
#define SH7750_EVT_DMAC_DMTE1          0x660 /* DMAC 1 Transfer End Interrupt */
#define SH7750_EVT_DMAC_DMTE2          0x680 /* DMAC 2 Transfer End Interrupt */
#define SH7750_EVT_DMAC_DMTE3          0x6A0 /* DMAC 3 Transfer End Interrupt */
#define SH7750_EVT_DMAC_DMAE           0x6C0 /* DMAC Address Error Interrupt */

/* Peripheral Module Interrupts Serial Communication Interface w/ FIFO (SCIF) */
#define SH7750_EVT_SCIF_ERI            0x700 /* Receive Error */
#define SH7750_EVT_SCIF_RXI            0x720 /* Receive FIFO Data Full or */
                                             /* Receive Data ready interrupt */
#define SH7750_EVT_SCIF_BRI            0x740 /* Break or overrun error */
#define SH7750_EVT_SCIF_TXI            0x760 /* Transmit FIFO Data Empty */

/*
 * Power Management
 */
#define SH7750_STBCR_REGOFS   0xC00004 /* offset */
#define SH7750_STBCR          SH7750_P4_REG32(SH7750_STBCR_REGOFS)
#define SH7750_STBCR_A7       SH7750_A7_REG32(SH7750_STBCR_REGOFS)

#define SH7750_STBCR_STBY     0x80 /* Specifies a transition to standby mode: */
                                   /*   0 Transition to SLEEP mode on SLEEP */
                                   /*   1 Transition to STANDBY mode on SLEEP */
#define SH7750_STBCR_PHZ      0x40 /* State of peripheral module pins in */
                                   /* standby mode: */
                                   /*   0 normal state */
                                   /*   1 high-impendance state */

#define SH7750_STBCR_PPU      0x20 /* Peripheral module pins pull-up controls */
#define SH7750_STBCR_MSTP4    0x10 /* Stopping the clock supply to DMAC */
#define SH7750_STBCR_DMAC_STP SH7750_STBCR_MSTP4
#define SH7750_STBCR_MSTP3    0x08 /* Stopping the clock supply to SCIF */
#define SH7750_STBCR_SCIF_STP SH7750_STBCR_MSTP3
#define SH7750_STBCR_MSTP2    0x04 /* Stopping the clock supply to TMU */
#define SH7750_STBCR_TMU_STP  SH7750_STBCR_MSTP2
#define SH7750_STBCR_MSTP1    0x02 /* Stopping the clock supply to RTC */
#define SH7750_STBCR_RTC_STP  SH7750_STBCR_MSTP1
#define SH7750_STBCR_MSPT0    0x01 /* Stopping the clock supply to SCI */
#define SH7750_STBCR_SCI_STP  SH7750_STBCR_MSTP0

#define SH7750_STBCR_STBY     0x80


#define SH7750_STBCR2_REGOFS  0xC00010 /* offset */
#define SH7750_STBCR2         SH7750_P4_REG32(SH7750_STBCR2_REGOFS)
#define SH7750_STBCR2_A7      SH7750_A7_REG32(SH7750_STBCR2_REGOFS)

#define SH7750_STBCR2_DSLP    0x80 /* Specifies transition to deep sleep mode */
                                   /*   0 transition to sleep or standby mode */
                                   /*     as it is specified in STBY bit */
                                   /*   1 transition to deep sleep mode on */
                                   /*     execution of SLEEP instruction */
#define SH7750_STBCR2_MSTP6   0x02 /* Stopping the clock supply to the */
                                   /*   Store Queue in the cache controller */
#define SH7750_STBCR2_SQ_STP  SH7750_STBCR2_MSTP6
#define SH7750_STBCR2_MSTP5   0x01 /* Stopping the clock supply to the  */
                                   /*   User Break Controller (UBC) */
#define SH7750_STBCR2_UBC_STP SH7750_STBCR2_MSTP5

/*
 * Clock Pulse Generator (CPG)
 */
#define SH7750_FRQCR_REGOFS   0xC00000 /* offset */
#define SH7750_FRQCR          SH7750_P4_REG32(SH7750_FRQCR_REGOFS)
#define SH7750_FRQCR_A7       SH7750_A7_REG32(SH7750_FRQCR_REGOFS)

#define SH7750_FRQCR_CKOEN    0x0800 /* Clock Output Enable */
                                     /*    0 - CKIO pin goes to HiZ/pullup */
                                     /*    1 - Clock is output from CKIO */
#define SH7750_FRQCR_PLL1EN   0x0400 /* PLL circuit 1 enable */
#define SH7750_FRQCR_PLL2EN   0x0200 /* PLL circuit 2 enable */

#define SH7750_FRQCR_IFC      0x01C0 /* CPU clock frequency division ratio: */
#define SH7750_FRQCR_IFCDIV1  0x0000 /*    0 - * 1 */
#define SH7750_FRQCR_IFCDIV2  0x0040 /*    1 - * 1/2 */
#define SH7750_FRQCR_IFCDIV3  0x0080 /*    2 - * 1/3 */
#define SH7750_FRQCR_IFCDIV4  0x00C0 /*    3 - * 1/4 */
#define SH7750_FRQCR_IFCDIV6  0x0100 /*    4 - * 1/6 */
#define SH7750_FRQCR_IFCDIV8  0x0140 /*    5 - * 1/8 */

#define SH7750_FRQCR_BFC      0x0038 /* Bus clock frequency division ratio: */
#define SH7750_FRQCR_BFCDIV1  0x0000 /*    0 - * 1 */
#define SH7750_FRQCR_BFCDIV2  0x0008 /*    1 - * 1/2 */
#define SH7750_FRQCR_BFCDIV3  0x0010 /*    2 - * 1/3 */
#define SH7750_FRQCR_BFCDIV4  0x0018 /*    3 - * 1/4 */
#define SH7750_FRQCR_BFCDIV6  0x0020 /*    4 - * 1/6 */
#define SH7750_FRQCR_BFCDIV8  0x0028 /*    5 - * 1/8 */

#define SH7750_FRQCR_PFC      0x0007 /* Peripheral module clock frequency */
                                     /*    division ratio: */
#define SH7750_FRQCR_PFCDIV2  0x0000 /*    0 - * 1/2 */
#define SH7750_FRQCR_PFCDIV3  0x0001 /*    1 - * 1/3 */
#define SH7750_FRQCR_PFCDIV4  0x0002 /*    2 - * 1/4 */
#define SH7750_FRQCR_PFCDIV6  0x0003 /*    3 - * 1/6 */
#define SH7750_FRQCR_PFCDIV8  0x0004 /*    4 - * 1/8 */

/*
 * Watchdog Timer (WDT)
 */

/* Watchdog Timer Counter register - WTCNT */
#define SH7750_WTCNT_REGOFS   0xC00008 /* offset */
#define SH7750_WTCNT          SH7750_P4_REG32(SH7750_WTCNT_REGOFS)
#define SH7750_WTCNT_A7       SH7750_A7_REG32(SH7750_WTCNT_REGOFS)
#define SH7750_WTCNT_KEY      0x5A00 /* When WTCNT byte register written, you */
                                     /* have to set the upper byte to 0x5A */

/* Watchdog Timer Control/Status register - WTCSR */
#define SH7750_WTCSR_REGOFS   0xC0000C /* offset */
#define SH7750_WTCSR          SH7750_P4_REG32(SH7750_WTCSR_REGOFS)
#define SH7750_WTCSR_A7       SH7750_A7_REG32(SH7750_WTCSR_REGOFS)
#define SH7750_WTCSR_KEY      0xA500 /* When WTCSR byte register written, you */
                                     /* have to set the upper byte to 0xA5 */
#define SH7750_WTCSR_TME      0x80 /* Timer enable (1-upcount start) */
#define SH7750_WTCSR_MODE     0x40 /* Timer Mode Select: */
#define SH7750_WTCSR_MODE_WT  0x40 /*    Watchdog Timer Mode */
#define SH7750_WTCSR_MODE_IT  0x00 /*    Interval Timer Mode */
#define SH7750_WTCSR_RSTS     0x20 /* Reset Select: */
#define SH7750_WTCSR_RST_MAN  0x20 /*    Manual Reset */
#define SH7750_WTCSR_RST_PWR  0x00 /*    Power-on Reset */
#define SH7750_WTCSR_WOVF     0x10 /* Watchdog Timer Overflow Flag */
#define SH7750_WTCSR_IOVF     0x08 /* Interval Timer Overflow Flag */
#define SH7750_WTCSR_CKS      0x07 /* Clock Select: */
#define SH7750_WTCSR_CKS_DIV32   0x00 /*   1/32 of frequency divider 2 input */
#define SH7750_WTCSR_CKS_DIV64   0x01 /*   1/64 */
#define SH7750_WTCSR_CKS_DIV128  0x02 /*   1/128 */
#define SH7750_WTCSR_CKS_DIV256  0x03 /*   1/256 */
#define SH7750_WTCSR_CKS_DIV512  0x04 /*   1/512 */
#define SH7750_WTCSR_CKS_DIV1024 0x05 /*   1/1024 */
#define SH7750_WTCSR_CKS_DIV2048 0x06 /*   1/2048 */
#define SH7750_WTCSR_CKS_DIV4096 0x07 /*   1/4096 */

/*
 * Real-Time Clock (RTC)
 */
/* 64-Hz Counter Register (byte, read-only) - R64CNT */
#define SH7750_R64CNT_REGOFS  0xC80000 /* offset */
#define SH7750_R64CNT         SH7750_P4_REG32(SH7750_R64CNT_REGOFS)
#define SH7750_R64CNT_A7      SH7750_A7_REG32(SH7750_R64CNT_REGOFS)

/* Second Counter Register (byte, BCD-coded) - RSECCNT */
#define SH7750_RSECCNT_REGOFS 0xC80004 /* offset */
#define SH7750_RSECCNT        SH7750_P4_REG32(SH7750_RSECCNT_REGOFS)
#define SH7750_RSECCNT_A7     SH7750_A7_REG32(SH7750_RSECCNT_REGOFS)

/* Minute Counter Register (byte, BCD-coded) - RMINCNT */
#define SH7750_RMINCNT_REGOFS 0xC80008 /* offset */
#define SH7750_RMINCNT        SH7750_P4_REG32(SH7750_RMINCNT_REGOFS)
#define SH7750_RMINCNT_A7     SH7750_A7_REG32(SH7750_RMINCNT_REGOFS)

/* Hour Counter Register (byte, BCD-coded) - RHRCNT */
#define SH7750_RHRCNT_REGOFS  0xC8000C /* offset */
#define SH7750_RHRCNT         SH7750_P4_REG32(SH7750_RHRCNT_REGOFS)
#define SH7750_RHRCNT_A7      SH7750_A7_REG32(SH7750_RHRCNT_REGOFS)

/* Day-of-Week Counter Register (byte) - RWKCNT */
#define SH7750_RWKCNT_REGOFS  0xC80010 /* offset */
#define SH7750_RWKCNT         SH7750_P4_REG32(SH7750_RWKCNT_REGOFS)
#define SH7750_RWKCNT_A7      SH7750_A7_REG32(SH7750_RWKCNT_REGOFS)

#define SH7750_RWKCNT_SUN     0 /* Sunday */
#define SH7750_RWKCNT_MON     1 /* Monday */
#define SH7750_RWKCNT_TUE     2 /* Tuesday */
#define SH7750_RWKCNT_WED     3 /* Wednesday */
#define SH7750_RWKCNT_THU     4 /* Thursday */
#define SH7750_RWKCNT_FRI     5 /* Friday */
#define SH7750_RWKCNT_SAT     6 /* Saturday */

/* Day Counter Register (byte, BCD-coded) - RDAYCNT */
#define SH7750_RDAYCNT_REGOFS 0xC80014 /* offset */
#define SH7750_RDAYCNT        SH7750_P4_REG32(SH7750_RDAYCNT_REGOFS)
#define SH7750_RDAYCNT_A7     SH7750_A7_REG32(SH7750_RDAYCNT_REGOFS)

/* Month Counter Register (byte, BCD-coded) - RMONCNT */
#define SH7750_RMONCNT_REGOFS 0xC80018 /* offset */
#define SH7750_RMONCNT        SH7750_P4_REG32(SH7750_RMONCNT_REGOFS)
#define SH7750_RMONCNT_A7     SH7750_A7_REG32(SH7750_RMONCNT_REGOFS)

/* Year Counter Register (half, BCD-coded) - RYRCNT */
#define SH7750_RYRCNT_REGOFS  0xC8001C /* offset */
#define SH7750_RYRCNT         SH7750_P4_REG32(SH7750_RYRCNT_REGOFS)
#define SH7750_RYRCNT_A7      SH7750_A7_REG32(SH7750_RYRCNT_REGOFS)

/* Second Alarm Register (byte, BCD-coded) - RSECAR */
#define SH7750_RSECAR_REGOFS  0xC80020 /* offset */
#define SH7750_RSECAR         SH7750_P4_REG32(SH7750_RSECAR_REGOFS)
#define SH7750_RSECAR_A7      SH7750_A7_REG32(SH7750_RSECAR_REGOFS)
#define SH7750_RSECAR_ENB     0x80 /* Second Alarm Enable */

/* Minute Alarm Register (byte, BCD-coded) - RMINAR */
#define SH7750_RMINAR_REGOFS  0xC80024 /* offset */
#define SH7750_RMINAR         SH7750_P4_REG32(SH7750_RMINAR_REGOFS)
#define SH7750_RMINAR_A7      SH7750_A7_REG32(SH7750_RMINAR_REGOFS)
#define SH7750_RMINAR_ENB     0x80 /* Minute Alarm Enable */

/* Hour Alarm Register (byte, BCD-coded) - RHRAR */
#define SH7750_RHRAR_REGOFS   0xC80028 /* offset */
#define SH7750_RHRAR          SH7750_P4_REG32(SH7750_RHRAR_REGOFS)
#define SH7750_RHRAR_A7       SH7750_A7_REG32(SH7750_RHRAR_REGOFS)
#define SH7750_RHRAR_ENB      0x80 /* Hour Alarm Enable */

/* Day-of-Week Alarm Register (byte) - RWKAR */
#define SH7750_RWKAR_REGOFS   0xC8002C /* offset */
#define SH7750_RWKAR          SH7750_P4_REG32(SH7750_RWKAR_REGOFS)
#define SH7750_RWKAR_A7       SH7750_A7_REG32(SH7750_RWKAR_REGOFS)
#define SH7750_RWKAR_ENB      0x80 /* Day-of-week Alarm Enable */

#define SH7750_RWKAR_SUN      0 /* Sunday */
#define SH7750_RWKAR_MON      1 /* Monday */
#define SH7750_RWKAR_TUE      2 /* Tuesday */
#define SH7750_RWKAR_WED      3 /* Wednesday */
#define SH7750_RWKAR_THU      4 /* Thursday */
#define SH7750_RWKAR_FRI      5 /* Friday */
#define SH7750_RWKAR_SAT      6 /* Saturday */

/* Day Alarm Register (byte, BCD-coded) - RDAYAR */
#define SH7750_RDAYAR_REGOFS  0xC80030 /* offset */
#define SH7750_RDAYAR         SH7750_P4_REG32(SH7750_RDAYAR_REGOFS)
#define SH7750_RDAYAR_A7      SH7750_A7_REG32(SH7750_RDAYAR_REGOFS)
#define SH7750_RDAYAR_ENB     0x80 /* Day Alarm Enable */

/* Month Counter Register (byte, BCD-coded) - RMONAR */
#define SH7750_RMONAR_REGOFS  0xC80034 /* offset */
#define SH7750_RMONAR         SH7750_P4_REG32(SH7750_RMONAR_REGOFS)
#define SH7750_RMONAR_A7      SH7750_A7_REG32(SH7750_RMONAR_REGOFS)
#define SH7750_RMONAR_ENB     0x80 /* Month Alarm Enable */

/* RTC Control Register 1 (byte) - RCR1 */
#define SH7750_RCR1_REGOFS    0xC80038 /* offset */
#define SH7750_RCR1           SH7750_P4_REG32(SH7750_RCR1_REGOFS)
#define SH7750_RCR1_A7        SH7750_A7_REG32(SH7750_RCR1_REGOFS)
#define SH7750_RCR1_CF        0x80 /* Carry Flag */
#define SH7750_RCR1_CIE       0x10 /* Carry Interrupt Enable */
#define SH7750_RCR1_AIE       0x08 /* Alarm Interrupt Enable */
#define SH7750_RCR1_AF        0x01 /* Alarm Flag */

/* RTC Control Register 2 (byte) - RCR2 */
#define SH7750_RCR2_REGOFS    0xC8003C /* offset */
#define SH7750_RCR2           SH7750_P4_REG32(SH7750_RCR2_REGOFS)
#define SH7750_RCR2_A7        SH7750_A7_REG32(SH7750_RCR2_REGOFS)
#define SH7750_RCR2_PEF        0x80 /* Periodic Interrupt Flag */
#define SH7750_RCR2_PES        0x70 /* Periodic Interrupt Enable: */
#define SH7750_RCR2_PES_DIS    0x00 /*   Periodic Interrupt Disabled */
#define SH7750_RCR2_PES_DIV256 0x10 /*   Generated at 1/256 sec interval */
#define SH7750_RCR2_PES_DIV64  0x20 /*   Generated at 1/64 sec interval */
#define SH7750_RCR2_PES_DIV16  0x30 /*   Generated at 1/16 sec interval */
#define SH7750_RCR2_PES_DIV4   0x40 /*   Generated at 1/4 sec interval */
#define SH7750_RCR2_PES_DIV2   0x50 /*   Generated at 1/2 sec interval */
#define SH7750_RCR2_PES_x1     0x60 /*   Generated at 1 sec interval */
#define SH7750_RCR2_PES_x2     0x70 /*   Generated at 2 sec interval */
#define SH7750_RCR2_RTCEN      0x08 /* RTC Crystal Oscillator is Operated */
#define SH7750_RCR2_ADJ        0x04 /* 30-Second Adjastment */
#define SH7750_RCR2_RESET      0x02 /* Frequency divider circuits are reset */
#define SH7750_RCR2_START      0x01 /* 0 - sec, min, hr, day-of-week, month, */
                                    /*     year counters are stopped */
                                    /* 1 - sec, min, hr, day-of-week, month, */
                                    /*     year counters operate normally */
/*
 * Bus State Controller - BSC
 */
/* Bus Control Register 1 - BCR1 */
#define SH7750_BCR1_REGOFS    0x800000 /* offset */
#define SH7750_BCR1           SH7750_P4_REG32(SH7750_BCR1_REGOFS)
#define SH7750_BCR1_A7        SH7750_A7_REG32(SH7750_BCR1_REGOFS)
#define SH7750_BCR1_ENDIAN    0x80000000 /* Endianness (1 - little endian) */
#define SH7750_BCR1_MASTER    0x40000000 /* Master/Slave mode (1-master) */
#define SH7750_BCR1_A0MPX     0x20000000 /* Area 0 Memory Type (0-SRAM,1-MPX) */
#define SH7750_BCR1_IPUP      0x02000000 /* Input Pin Pull-up Control: */
                                         /*   0 - pull-up resistor is on for */
                                         /*       control input pins */
                                         /*   1 - pull-up resistor is off */
#define SH7750_BCR1_OPUP      0x01000000 /* Output Pin Pull-up Control: */
                                         /*   0 - pull-up resistor is on for */
                                         /*       control output pins */
                                         /*   1 - pull-up resistor is off */
#define SH7750_BCR1_A1MBC     0x00200000 /* Area 1 SRAM Byte Control Mode: */
                                         /*   0 - Area 1 SRAM is set to */
                                         /*       normal mode */
                                         /*   1 - Area 1 SRAM is set to byte */
                                         /*       control mode */
#define SH7750_BCR1_A4MBC     0x00100000 /* Area 4 SRAM Byte Control Mode: */
                                         /*   0 - Area 4 SRAM is set to */
                                         /*       normal mode */
                                         /*   1 - Area 4 SRAM is set to byte */
                                         /*       control mode */
#define SH7750_BCR1_BREQEN    0x00080000 /* BREQ Enable: */
                                         /*   0 - External requests are  not */
                                         /*       accepted */
                                         /*   1 - External requests are */
                                         /*       accepted */
#define SH7750_BCR1_PSHR      0x00040000 /* Partial Sharing Bit: */
                                         /*   0 - Master Mode */
                                         /*   1 - Partial-sharing Mode */
#define SH7750_BCR1_MEMMPX    0x00020000 /* Area 1 to 6 MPX Interface: */
                                         /*   0 - SRAM/burst ROM interface */
                                         /*   1 - MPX interface */
#define SH7750_BCR1_HIZMEM    0x00008000 /* High Impendance Control. */
                                         /*   Specifies the state of A[25:0], */
                                         /*   BS\, CSn\, RD/WR\, CE2A\, CE2B\ */
                                         /*   in standby mode and when bus is */
                                         /*   released: */
                                         /*   0 - signals go to High-Z mode */
                                         /*   1 - signals driven */
#define SH7750_BCR1_HIZCNT    0x00004000 /* High Impendance Control. */
                                         /*   Specifies the state of the */
                                         /*   RAS\, RAS2\, WEn\, CASn\, DQMn, */
                                         /*   RD\, CASS\, FRAME\, RD2\ */
                                         /*   signals in standby mode and */
                                         /* when bus is released: */
                                         /*   0 - signals go to High-Z mode */
                                         /*   1 - signals driven */
#define SH7750_BCR1_A0BST     0x00003800 /* Area 0 Burst ROM Control */
#define SH7750_BCR1_A0BST_SRAM    0x0000 /*   Area 0 accessed as SRAM i/f */
#define SH7750_BCR1_A0BST_ROM4    0x0800 /*   Area 0 accessed as burst ROM */
                                         /*   interface, 4 cosequtive access */
#define SH7750_BCR1_A0BST_ROM8    0x1000 /*   Area 0 accessed as burst ROM */
                                         /*   interface, 8 cosequtive access */
#define SH7750_BCR1_A0BST_ROM16   0x1800 /*   Area 0 accessed as burst ROM */
                                         /*   interface, 16 cosequtive access */
#define SH7750_BCR1_A0BST_ROM32   0x2000 /*   Area 0 accessed as burst ROM */
                                         /*   interface, 32 cosequtive access */

#define SH7750_BCR1_A5BST     0x00000700 /* Area 5 Burst ROM Control */
#define SH7750_BCR1_A5BST_SRAM    0x0000 /*   Area 5 accessed as SRAM i/f */
#define SH7750_BCR1_A5BST_ROM4    0x0100 /*   Area 5 accessed as burst ROM */
                                         /*   interface, 4 cosequtive access */
#define SH7750_BCR1_A5BST_ROM8    0x0200 /*   Area 5 accessed as burst ROM */
                                         /*   interface, 8 cosequtive access */
#define SH7750_BCR1_A5BST_ROM16   0x0300 /*   Area 5 accessed as burst ROM */
                                         /*   interface, 16 cosequtive access */
#define SH7750_BCR1_A5BST_ROM32   0x0400 /*   Area 5 accessed as burst ROM */
                                         /*   interface, 32 cosequtive access */

#define SH7750_BCR1_A6BST     0x000000E0 /* Area 6 Burst ROM Control */
#define SH7750_BCR1_A6BST_SRAM    0x0000 /*   Area 6 accessed as SRAM i/f */
#define SH7750_BCR1_A6BST_ROM4    0x0020 /*   Area 6 accessed as burst ROM */
                                         /*   interface, 4 cosequtive access */
#define SH7750_BCR1_A6BST_ROM8    0x0040 /*   Area 6 accessed as burst ROM */
                                         /*   interface, 8 cosequtive access */
#define SH7750_BCR1_A6BST_ROM16   0x0060 /*   Area 6 accessed as burst ROM */
                                         /*   interface, 16 cosequtive access */
#define SH7750_BCR1_A6BST_ROM32   0x0080 /*   Area 6 accessed as burst ROM */
                                         /*   interface, 32 cosequtive access */

#define SH7750_BCR1_DRAMTP        0x001C /* Area 2 and 3 Memory Type */
#define SH7750_BCR1_DRAMTP_2SRAM_3SRAM   0x0000 /* Area 2 and 3 are SRAM or */
                                                /* MPX interface. */
#define SH7750_BCR1_DRAMTP_2SRAM_3SDRAM  0x0008 /* Area 2 - SRAM/MPX, Area 3 */
                                                /* synchronous DRAM */
#define SH7750_BCR1_DRAMTP_2SDRAM_3SDRAM 0x000C /* Area 2 and 3 are */
                                                /* synchronous DRAM interface */
#define SH7750_BCR1_DRAMTP_2SRAM_3DRAM   0x0010 /* Area 2 - SRAM/MPX, Area 3 */
                                                /* DRAM interface */
#define SH7750_BCR1_DRAMTP_2DRAM_3DRAM   0x0014 /* Area 2 and 3 are DRAM */
                                                /* interface */

#define SH7750_BCR1_A56PCM    0x00000001 /* Area 5 and 6 Bus Type: */
                                         /*   0 - SRAM interface */
                                         /*   1 - PCMCIA interface */

/* Bus Control Register 2 (half) - BCR2 */
#define SH7750_BCR2_REGOFS    0x800004 /* offset */
#define SH7750_BCR2           SH7750_P4_REG32(SH7750_BCR2_REGOFS)
#define SH7750_BCR2_A7        SH7750_A7_REG32(SH7750_BCR2_REGOFS)

#define SH7750_BCR2_A0SZ      0xC000 /* Area 0 Bus Width */
#define SH7750_BCR2_A0SZ_S    14
#define SH7750_BCR2_A6SZ      0x3000 /* Area 6 Bus Width */
#define SH7750_BCR2_A6SZ_S    12
#define SH7750_BCR2_A5SZ      0x0C00 /* Area 5 Bus Width */
#define SH7750_BCR2_A5SZ_S    10
#define SH7750_BCR2_A4SZ      0x0300 /* Area 4 Bus Width */
#define SH7750_BCR2_A4SZ_S    8
#define SH7750_BCR2_A3SZ      0x00C0 /* Area 3 Bus Width */
#define SH7750_BCR2_A3SZ_S    6
#define SH7750_BCR2_A2SZ      0x0030 /* Area 2 Bus Width */
#define SH7750_BCR2_A2SZ_S    4
#define SH7750_BCR2_A1SZ      0x000C /* Area 1 Bus Width */
#define SH7750_BCR2_A1SZ_S    2
#define SH7750_BCR2_SZ_64     0 /* 64 bits */
#define SH7750_BCR2_SZ_8      1 /* 8 bits */
#define SH7750_BCR2_SZ_16     2 /* 16 bits */
#define SH7750_BCR2_SZ_32     3 /* 32 bits */
#define SH7750_BCR2_PORTEN    0x0001 /* Port Function Enable */
                                     /* 0 - D51-D32 are not used as a port */
                                     /* 1 - D51-D32 are used as a port */

/* Wait Control Register 1 - WCR1 */
#define SH7750_WCR1_REGOFS    0x800008 /* offset */
#define SH7750_WCR1           SH7750_P4_REG32(SH7750_WCR1_REGOFS)
#define SH7750_WCR1_A7        SH7750_A7_REG32(SH7750_WCR1_REGOFS)
#define SH7750_WCR1_DMAIW     0x70000000 /* DACK Device Inter-Cycle Idle */
                                         /*   specification */
#define SH7750_WCR1_DMAIW_S   28
#define SH7750_WCR1_A6IW      0x07000000 /* Area 6 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A6IW_S    24
#define SH7750_WCR1_A5IW      0x00700000 /* Area 5 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A5IW_S    20
#define SH7750_WCR1_A4IW      0x00070000 /* Area 4 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A4IW_S    16
#define SH7750_WCR1_A3IW      0x00007000 /* Area 3 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A3IW_S    12
#define SH7750_WCR1_A2IW      0x00000700 /* Area 2 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A2IW_S    8
#define SH7750_WCR1_A1IW      0x00000070 /* Area 1 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A1IW_S    4
#define SH7750_WCR1_A0IW      0x00000007 /* Area 0 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A0IW_S    0

/* Wait Control Register 2 - WCR2 */
#define SH7750_WCR2_REGOFS    0x80000C /* offset */
#define SH7750_WCR2           SH7750_P4_REG32(SH7750_WCR2_REGOFS)
#define SH7750_WCR2_A7        SH7750_A7_REG32(SH7750_WCR2_REGOFS)

#define SH7750_WCR2_A6W       0xE0000000 /* Area 6 Wait Control */
#define SH7750_WCR2_A6W_S     29
#define SH7750_WCR2_A6B       0x1C000000 /* Area 6 Burst Pitch */
#define SH7750_WCR2_A6B_S     26
#define SH7750_WCR2_A5W       0x03800000 /* Area 5 Wait Control */
#define SH7750_WCR2_A5W_S     23
#define SH7750_WCR2_A5B       0x00700000 /* Area 5 Burst Pitch */
#define SH7750_WCR2_A5B_S     20
#define SH7750_WCR2_A4W       0x000E0000 /* Area 4 Wait Control */
#define SH7750_WCR2_A4W_S     17
#define SH7750_WCR2_A3W       0x0000E000 /* Area 3 Wait Control */
#define SH7750_WCR2_A3W_S     13
#define SH7750_WCR2_A2W       0x00000E00 /* Area 2 Wait Control */
#define SH7750_WCR2_A2W_S     9
#define SH7750_WCR2_A1W       0x000001C0 /* Area 1 Wait Control */
#define SH7750_WCR2_A1W_S     6
#define SH7750_WCR2_A0W       0x00000038 /* Area 0 Wait Control */
#define SH7750_WCR2_A0W_S     3
#define SH7750_WCR2_A0B       0x00000007 /* Area 0 Burst Pitch */
#define SH7750_WCR2_A0B_S     0

#define SH7750_WCR2_WS0       0 /* 0 wait states inserted */
#define SH7750_WCR2_WS1       1 /* 1 wait states inserted */
#define SH7750_WCR2_WS2       2 /* 2 wait states inserted */
#define SH7750_WCR2_WS3       3 /* 3 wait states inserted */
#define SH7750_WCR2_WS6       4 /* 6 wait states inserted */
#define SH7750_WCR2_WS9       5 /* 9 wait states inserted */
#define SH7750_WCR2_WS12      6 /* 12 wait states inserted */
#define SH7750_WCR2_WS15      7 /* 15 wait states inserted */

#define SH7750_WCR2_BPWS0     0 /* 0 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS1     1 /* 1 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS2     2 /* 2 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS3     3 /* 3 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS4     4 /* 4 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS5     5 /* 5 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS6     6 /* 6 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS7     7 /* 7 wait states inserted from 2nd access */

/* DRAM CAS\ Assertion Delay (area 3,2) */
#define SH7750_WCR2_DRAM_CAS_ASW1   0 /* 1 cycle */
#define SH7750_WCR2_DRAM_CAS_ASW2   1 /* 2 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW3   2 /* 3 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW4   3 /* 4 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW7   4 /* 7 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW10  5 /* 10 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW13  6 /* 13 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW16  7 /* 16 cycles */

/* SDRAM CAS\ Latency Cycles */
#define SH7750_WCR2_SDRAM_CAS_LAT1  1 /* 1 cycle */
#define SH7750_WCR2_SDRAM_CAS_LAT2  2 /* 2 cycles */
#define SH7750_WCR2_SDRAM_CAS_LAT3  3 /* 3 cycles */
#define SH7750_WCR2_SDRAM_CAS_LAT4  4 /* 4 cycles */
#define SH7750_WCR2_SDRAM_CAS_LAT5  5 /* 5 cycles */

/* Wait Control Register 3 - WCR3 */
#define SH7750_WCR3_REGOFS    0x800010 /* offset */
#define SH7750_WCR3           SH7750_P4_REG32(SH7750_WCR3_REGOFS)
#define SH7750_WCR3_A7        SH7750_A7_REG32(SH7750_WCR3_REGOFS)

#define SH7750_WCR3_A6S       0x04000000 /* Area 6 Write Strobe Setup time */
#define SH7750_WCR3_A6H       0x03000000 /* Area 6 Data Hold Time */
#define SH7750_WCR3_A6H_S     24
#define SH7750_WCR3_A5S       0x00400000 /* Area 5 Write Strobe Setup time */
#define SH7750_WCR3_A5H       0x00300000 /* Area 5 Data Hold Time */
#define SH7750_WCR3_A5H_S     20
#define SH7750_WCR3_A4S       0x00040000 /* Area 4 Write Strobe Setup time */
#define SH7750_WCR3_A4H       0x00030000 /* Area 4 Data Hold Time */
#define SH7750_WCR3_A4H_S     16
#define SH7750_WCR3_A3S       0x00004000 /* Area 3 Write Strobe Setup time */
#define SH7750_WCR3_A3H       0x00003000 /* Area 3 Data Hold Time */
#define SH7750_WCR3_A3H_S     12
#define SH7750_WCR3_A2S       0x00000400 /* Area 2 Write Strobe Setup time */
#define SH7750_WCR3_A2H       0x00000300 /* Area 2 Data Hold Time */
#define SH7750_WCR3_A2H_S     8
#define SH7750_WCR3_A1S       0x00000040 /* Area 1 Write Strobe Setup time */
#define SH7750_WCR3_A1H       0x00000030 /* Area 1 Data Hold Time */
#define SH7750_WCR3_A1H_S     4
#define SH7750_WCR3_A0S       0x00000004 /* Area 0 Write Strobe Setup time */
#define SH7750_WCR3_A0H       0x00000003 /* Area 0 Data Hold Time */
#define SH7750_WCR3_A0H_S     0

#define SH7750_WCR3_DHWS_0    0 /* 0 wait states data hold time */
#define SH7750_WCR3_DHWS_1    1 /* 1 wait states data hold time */
#define SH7750_WCR3_DHWS_2    2 /* 2 wait states data hold time */
#define SH7750_WCR3_DHWS_3    3 /* 3 wait states data hold time */

#define SH7750_MCR_REGOFS     0x800014 /* offset */
#define SH7750_MCR            SH7750_P4_REG32(SH7750_MCR_REGOFS)
#define SH7750_MCR_A7         SH7750_A7_REG32(SH7750_MCR_REGOFS)

#define SH7750_MCR_RASD       0x80000000 /* RAS Down mode */
#define SH7750_MCR_MRSET      0x40000000 /* SDRAM Mode Register Set */
#define SH7750_MCR_PALL       0x00000000 /* SDRAM Precharge All cmd. Mode */
#define SH7750_MCR_TRC        0x38000000 /* RAS Precharge Time at End of */
                                         /* Refresh: */
#define SH7750_MCR_TRC_0      0x00000000 /*    0 */
#define SH7750_MCR_TRC_3      0x08000000 /*    3 */
#define SH7750_MCR_TRC_6      0x10000000 /*    6 */
#define SH7750_MCR_TRC_9      0x18000000 /*    9 */
#define SH7750_MCR_TRC_12     0x20000000 /*    12 */
#define SH7750_MCR_TRC_15     0x28000000 /*    15 */
#define SH7750_MCR_TRC_18     0x30000000 /*    18 */
#define SH7750_MCR_TRC_21     0x38000000 /*    21 */

#define SH7750_MCR_TCAS       0x00800000 /* CAS Negation Period */
#define SH7750_MCR_TCAS_1     0x00000000 /*    1 */
#define SH7750_MCR_TCAS_2     0x00800000 /*    2 */

#define SH7750_MCR_TPC        0x00380000 /* DRAM: RAS Precharge Period */
                                         /* SDRAM: minimum number of cycles */
                                         /* until the next bank active cmd */
                                         /* is output after precharging */
#define SH7750_MCR_TPC_S      19
#define SH7750_MCR_TPC_SDRAM_1 0x00000000 /* 1 cycle */
#define SH7750_MCR_TPC_SDRAM_2 0x00080000 /* 2 cycles */
#define SH7750_MCR_TPC_SDRAM_3 0x00100000 /* 3 cycles */
#define SH7750_MCR_TPC_SDRAM_4 0x00180000 /* 4 cycles */
#define SH7750_MCR_TPC_SDRAM_5 0x00200000 /* 5 cycles */
#define SH7750_MCR_TPC_SDRAM_6 0x00280000 /* 6 cycles */
#define SH7750_MCR_TPC_SDRAM_7 0x00300000 /* 7 cycles */
#define SH7750_MCR_TPC_SDRAM_8 0x00380000 /* 8 cycles */

#define SH7750_MCR_RCD         0x00030000 /* DRAM: RAS-CAS Assertion Delay */
                                          /*   time */
                                          /* SDRAM: bank active-read/write */
                                          /*   command delay time */
#define SH7750_MCR_RCD_DRAM_2  0x00000000 /* DRAM delay 2 clocks */
#define SH7750_MCR_RCD_DRAM_3  0x00010000 /* DRAM delay 3 clocks */
#define SH7750_MCR_RCD_DRAM_4  0x00020000 /* DRAM delay 4 clocks */
#define SH7750_MCR_RCD_DRAM_5  0x00030000 /* DRAM delay 5 clocks */
#define SH7750_MCR_RCD_SDRAM_2 0x00010000 /* DRAM delay 2 clocks */
#define SH7750_MCR_RCD_SDRAM_3 0x00020000 /* DRAM delay 3 clocks */
#define SH7750_MCR_RCD_SDRAM_4 0x00030000 /* DRAM delay 4 clocks */

#define SH7750_MCR_TRWL       0x0000E000 /* SDRAM Write Precharge Delay */
#define SH7750_MCR_TRWL_1     0x00000000 /* 1 */
#define SH7750_MCR_TRWL_2     0x00002000 /* 2 */
#define SH7750_MCR_TRWL_3     0x00004000 /* 3 */
#define SH7750_MCR_TRWL_4     0x00006000 /* 4 */
#define SH7750_MCR_TRWL_5     0x00008000 /* 5 */

#define SH7750_MCR_TRAS       0x00001C00 /* DRAM: CAS-Before-RAS Refresh RAS */
                                         /* asserting period */
                                         /* SDRAM: Command interval after */
                                         /* synchronous DRAM refresh */
#define SH7750_MCR_TRAS_DRAM_2         0x00000000 /* 2 */
#define SH7750_MCR_TRAS_DRAM_3         0x00000400 /* 3 */
#define SH7750_MCR_TRAS_DRAM_4         0x00000800 /* 4 */
#define SH7750_MCR_TRAS_DRAM_5         0x00000C00 /* 5 */
#define SH7750_MCR_TRAS_DRAM_6         0x00001000 /* 6 */
#define SH7750_MCR_TRAS_DRAM_7         0x00001400 /* 7 */
#define SH7750_MCR_TRAS_DRAM_8         0x00001800 /* 8 */
#define SH7750_MCR_TRAS_DRAM_9         0x00001C00 /* 9 */

#define SH7750_MCR_TRAS_SDRAM_TRC_4    0x00000000 /* 4 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_5    0x00000400 /* 5 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_6    0x00000800 /* 6 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_7    0x00000C00 /* 7 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_8    0x00001000 /* 8 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_9    0x00001400 /* 9 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_10   0x00001800 /* 10 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_11   0x00001C00 /* 11 + TRC */

#define SH7750_MCR_BE         0x00000200 /* Burst Enable */
#define SH7750_MCR_SZ         0x00000180 /* Memory Data Size */
#define SH7750_MCR_SZ_64      0x00000000 /* 64 bits */
#define SH7750_MCR_SZ_16      0x00000100 /* 16 bits */
#define SH7750_MCR_SZ_32      0x00000180 /* 32 bits */

#define SH7750_MCR_AMX        0x00000078 /* Address Multiplexing */
#define SH7750_MCR_AMX_S      3
#define SH7750_MCR_AMX_DRAM_8BIT_COL    0x00000000 /* 8-bit column addr */
#define SH7750_MCR_AMX_DRAM_9BIT_COL    0x00000008 /* 9-bit column addr */
#define SH7750_MCR_AMX_DRAM_10BIT_COL   0x00000010 /* 10-bit column addr */
#define SH7750_MCR_AMX_DRAM_11BIT_COL   0x00000018 /* 11-bit column addr */
#define SH7750_MCR_AMX_DRAM_12BIT_COL   0x00000020 /* 12-bit column addr */
/* See SH7750 Hardware Manual for SDRAM address multiplexor selection */

#define SH7750_MCR_RFSH       0x00000004 /* Refresh Control */
#define SH7750_MCR_RMODE      0x00000002 /* Refresh Mode: */
#define SH7750_MCR_RMODE_NORMAL 0x00000000 /* Normal Refresh Mode */
#define SH7750_MCR_RMODE_SELF   0x00000002 /* Self-Refresh Mode */
#define SH7750_MCR_RMODE_EDO    0x00000001 /* EDO Mode */

/* SDRAM Mode Set address */
#define SH7750_SDRAM_MODE_A2_BASE  0xFF900000
#define SH7750_SDRAM_MODE_A3_BASE  0xFF940000
#define SH7750_SDRAM_MODE_A2_32BIT(x) (SH7750_SDRAM_MODE_A2_BASE + ((x) << 2))
#define SH7750_SDRAM_MODE_A3_32BIT(x) (SH7750_SDRAM_MODE_A3_BASE + ((x) << 2))
#define SH7750_SDRAM_MODE_A2_64BIT(x) (SH7750_SDRAM_MODE_A2_BASE + ((x) << 3))
#define SH7750_SDRAM_MODE_A3_64BIT(x) (SH7750_SDRAM_MODE_A3_BASE + ((x) << 3))


/* PCMCIA Control Register (half) - PCR */
#define SH7750_PCR_REGOFS     0x800018 /* offset */
#define SH7750_PCR            SH7750_P4_REG32(SH7750_PCR_REGOFS)
#define SH7750_PCR_A7         SH7750_A7_REG32(SH7750_PCR_REGOFS)

#define SH7750_PCR_A5PCW      0xC000 /* Area 5 PCMCIA Wait - Number of wait */
                                     /* states to be added to the number of */
                                     /* waits specified by WCR2 in a */
                                     /* low-speed PCMCIA wait cycle */
#define SH7750_PCR_A5PCW_0    0x0000 /*    0 waits inserted */
#define SH7750_PCR_A5PCW_15   0x4000 /*    15 waits inserted */
#define SH7750_PCR_A5PCW_30   0x8000 /*    30 waits inserted */
#define SH7750_PCR_A5PCW_50   0xC000 /*    50 waits inserted */

#define SH7750_PCR_A6PCW      0x3000 /* Area 6 PCMCIA Wait - Number of wait */
                                     /* states to be added to the number of */
                                     /* waits specified by WCR2 in a */
                                     /* low-speed PCMCIA wait cycle */
#define SH7750_PCR_A6PCW_0    0x0000 /*    0 waits inserted */
#define SH7750_PCR_A6PCW_15   0x1000 /*    15 waits inserted */
#define SH7750_PCR_A6PCW_30   0x2000 /*    30 waits inserted */
#define SH7750_PCR_A6PCW_50   0x3000 /*    50 waits inserted */

#define SH7750_PCR_A5TED      0x0E00 /* Area 5 Addr-OE\/WE\ Assertion Delay */
                                     /* delay time from address output to */
                                     /* OE\/WE\ assertion on the connected */
                                     /* PCMCIA interface */
#define SH7750_PCR_A5TED_S    9
#define SH7750_PCR_A6TED      0x01C0 /* Area 6 Addr-OE\/WE\ Assertion Delay */
#define SH7750_PCR_A6TED_S    6

#define SH7750_PCR_TED_0WS    0 /* 0 Waits inserted */
#define SH7750_PCR_TED_1WS    1 /* 1 Waits inserted */
#define SH7750_PCR_TED_2WS    2 /* 2 Waits inserted */
#define SH7750_PCR_TED_3WS    3 /* 3 Waits inserted */
#define SH7750_PCR_TED_6WS    4 /* 6 Waits inserted */
#define SH7750_PCR_TED_9WS    5 /* 9 Waits inserted */
#define SH7750_PCR_TED_12WS   6 /* 12 Waits inserted */
#define SH7750_PCR_TED_15WS   7 /* 15 Waits inserted */

#define SH7750_PCR_A5TEH      0x0038 /* Area 5 OE\/WE\ Negation Addr delay, */
                                     /* address hold delay time from OE\/WE\ */
                                     /* negation in a write on the connected */
                                     /* PCMCIA interface */
#define SH7750_PCR_A5TEH_S    3

#define SH7750_PCR_A6TEH      0x0007 /* Area 6 OE\/WE\ Negation Address delay */
#define SH7750_PCR_A6TEH_S    0

#define SH7750_PCR_TEH_0WS    0 /* 0 Waits inserted */
#define SH7750_PCR_TEH_1WS    1 /* 1 Waits inserted */
#define SH7750_PCR_TEH_2WS    2 /* 2 Waits inserted */
#define SH7750_PCR_TEH_3WS    3 /* 3 Waits inserted */
#define SH7750_PCR_TEH_6WS    4 /* 6 Waits inserted */
#define SH7750_PCR_TEH_9WS    5 /* 9 Waits inserted */
#define SH7750_PCR_TEH_12WS   6 /* 12 Waits inserted */
#define SH7750_PCR_TEH_15WS   7 /* 15 Waits inserted */

/* Refresh Timer Control/Status Register (half) - RTSCR */
#define SH7750_RTCSR_REGOFS   0x80001C /* offset */
#define SH7750_RTCSR          SH7750_P4_REG32(SH7750_RTCSR_REGOFS)
#define SH7750_RTCSR_A7       SH7750_A7_REG32(SH7750_RTCSR_REGOFS)

#define SH7750_RTCSR_KEY      0xA500 /* RTCSR write key */
#define SH7750_RTCSR_CMF      0x0080 /* Compare-Match Flag (indicates a */
                                     /* match between the refresh timer */
                                     /* counter and refresh time constant) */
#define SH7750_RTCSR_CMIE     0x0040 /* Compare-Match Interrupt Enable */
#define SH7750_RTCSR_CKS      0x0038 /* Refresh Counter Clock Selects */
#define SH7750_RTCSR_CKS_DIS          0x0000 /* Clock Input Disabled */
#define SH7750_RTCSR_CKS_CKIO_DIV4    0x0008 /* Bus Clock / 4 */
#define SH7750_RTCSR_CKS_CKIO_DIV16   0x0010 /* Bus Clock / 16 */
#define SH7750_RTCSR_CKS_CKIO_DIV64   0x0018 /* Bus Clock / 64 */
#define SH7750_RTCSR_CKS_CKIO_DIV256  0x0020 /* Bus Clock / 256 */
#define SH7750_RTCSR_CKS_CKIO_DIV1024 0x0028 /* Bus Clock / 1024 */
#define SH7750_RTCSR_CKS_CKIO_DIV2048 0x0030 /* Bus Clock / 2048 */
#define SH7750_RTCSR_CKS_CKIO_DIV4096 0x0038 /* Bus Clock / 4096 */

#define SH7750_RTCSR_OVF      0x0004 /* Refresh Count Overflow Flag */
#define SH7750_RTCSR_OVIE     0x0002 /* Refresh Count Overflow Interrupt */
                                     /*   Enable */
#define SH7750_RTCSR_LMTS     0x0001 /* Refresh Count Overflow Limit Select */
#define SH7750_RTCSR_LMTS_1024 0x0000 /* Count Limit is 1024 */
#define SH7750_RTCSR_LMTS_512  0x0001 /* Count Limit is 512 */

/* Refresh Timer Counter (half) - RTCNT */
#define SH7750_RTCNT_REGOFS   0x800020 /* offset */
#define SH7750_RTCNT          SH7750_P4_REG32(SH7750_RTCNT_REGOFS)
#define SH7750_RTCNT_A7       SH7750_A7_REG32(SH7750_RTCNT_REGOFS)

#define SH7750_RTCNT_KEY      0xA500 /* RTCNT write key */

/* Refresh Time Constant Register (half) - RTCOR */
#define SH7750_RTCOR_REGOFS   0x800024 /* offset */
#define SH7750_RTCOR          SH7750_P4_REG32(SH7750_RTCOR_REGOFS)
#define SH7750_RTCOR_A7       SH7750_A7_REG32(SH7750_RTCOR_REGOFS)

#define SH7750_RTCOR_KEY      0xA500 /* RTCOR write key */

/* Refresh Count Register (half) - RFCR */
#define SH7750_RFCR_REGOFS    0x800028 /* offset */
#define SH7750_RFCR           SH7750_P4_REG32(SH7750_RFCR_REGOFS)
#define SH7750_RFCR_A7        SH7750_A7_REG32(SH7750_RFCR_REGOFS)

#define SH7750_RFCR_KEY       0xA400 /* RFCR write key */

/* Synchronous DRAM mode registers - SDMR */
#define SH7750_SDMR2_REGOFS   0x900000 /* base offset */
#define SH7750_SDMR2_REGNB    0x0FFC /* nb of register */
#define SH7750_SDMR2          SH7750_P4_REG32(SH7750_SDMR2_REGOFS)
#define SH7750_SDMR2_A7       SH7750_A7_REG32(SH7750_SDMR2_REGOFS)

#define SH7750_SDMR3_REGOFS   0x940000 /* offset */
#define SH7750_SDMR3_REGNB    0x0FFC /* nb of register */
#define SH7750_SDMR3          SH7750_P4_REG32(SH7750_SDMR3_REGOFS)
#define SH7750_SDMR3_A7       SH7750_A7_REG32(SH7750_SDMR3_REGOFS)

/*
 * Direct Memory Access Controller (DMAC)
 */

/* DMA Source Address Register - SAR0, SAR1, SAR2, SAR3 */
#define SH7750_SAR_REGOFS(n)  (0xA00000 + ((n) * 16)) /* offset */
#define SH7750_SAR(n)         SH7750_P4_REG32(SH7750_SAR_REGOFS(n))
#define SH7750_SAR_A7(n)      SH7750_A7_REG32(SH7750_SAR_REGOFS(n))
#define SH7750_SAR0           SH7750_SAR(0)
#define SH7750_SAR1           SH7750_SAR(1)
#define SH7750_SAR2           SH7750_SAR(2)
#define SH7750_SAR3           SH7750_SAR(3)
#define SH7750_SAR0_A7        SH7750_SAR_A7(0)
#define SH7750_SAR1_A7        SH7750_SAR_A7(1)
#define SH7750_SAR2_A7        SH7750_SAR_A7(2)
#define SH7750_SAR3_A7        SH7750_SAR_A7(3)

/* DMA Destination Address Register - DAR0, DAR1, DAR2, DAR3 */
#define SH7750_DAR_REGOFS(n)  (0xA00004 + ((n) * 16)) /* offset */
#define SH7750_DAR(n)         SH7750_P4_REG32(SH7750_DAR_REGOFS(n))
#define SH7750_DAR_A7(n)      SH7750_A7_REG32(SH7750_DAR_REGOFS(n))
#define SH7750_DAR0           SH7750_DAR(0)
#define SH7750_DAR1           SH7750_DAR(1)
#define SH7750_DAR2           SH7750_DAR(2)
#define SH7750_DAR3           SH7750_DAR(3)
#define SH7750_DAR0_A7        SH7750_DAR_A7(0)
#define SH7750_DAR1_A7        SH7750_DAR_A7(1)
#define SH7750_DAR2_A7        SH7750_DAR_A7(2)
#define SH7750_DAR3_A7        SH7750_DAR_A7(3)

/* DMA Transfer Count Register - DMATCR0, DMATCR1, DMATCR2, DMATCR3 */
#define SH7750_DMATCR_REGOFS(n)  (0xA00008 + ((n) * 16)) /* offset */
#define SH7750_DMATCR(n)      SH7750_P4_REG32(SH7750_DMATCR_REGOFS(n))
#define SH7750_DMATCR_A7(n)   SH7750_A7_REG32(SH7750_DMATCR_REGOFS(n))
#define SH7750_DMATCR0_P4     SH7750_DMATCR(0)
#define SH7750_DMATCR1_P4     SH7750_DMATCR(1)
#define SH7750_DMATCR2_P4     SH7750_DMATCR(2)
#define SH7750_DMATCR3_P4     SH7750_DMATCR(3)
#define SH7750_DMATCR0_A7     SH7750_DMATCR_A7(0)
#define SH7750_DMATCR1_A7     SH7750_DMATCR_A7(1)
#define SH7750_DMATCR2_A7     SH7750_DMATCR_A7(2)
#define SH7750_DMATCR3_A7     SH7750_DMATCR_A7(3)

/* DMA Channel Control Register - CHCR0, CHCR1, CHCR2, CHCR3 */
#define SH7750_CHCR_REGOFS(n)  (0xA0000C + ((n) * 16)) /* offset */
#define SH7750_CHCR(n)        SH7750_P4_REG32(SH7750_CHCR_REGOFS(n))
#define SH7750_CHCR_A7(n)     SH7750_A7_REG32(SH7750_CHCR_REGOFS(n))
#define SH7750_CHCR0          SH7750_CHCR(0)
#define SH7750_CHCR1          SH7750_CHCR(1)
#define SH7750_CHCR2          SH7750_CHCR(2)
#define SH7750_CHCR3          SH7750_CHCR(3)
#define SH7750_CHCR0_A7       SH7750_CHCR_A7(0)
#define SH7750_CHCR1_A7       SH7750_CHCR_A7(1)
#define SH7750_CHCR2_A7       SH7750_CHCR_A7(2)
#define SH7750_CHCR3_A7       SH7750_CHCR_A7(3)

#define SH7750_CHCR_SSA       0xE0000000 /* Source Address Space Attribute */
#define SH7750_CHCR_SSA_PCMCIA  0x00000000 /* Reserved in PCMCIA access */
#define SH7750_CHCR_SSA_DYNBSZ  0x20000000 /* Dynamic Bus Sizing I/O space */
#define SH7750_CHCR_SSA_IO8     0x40000000 /* 8-bit I/O space */
#define SH7750_CHCR_SSA_IO16    0x60000000 /* 16-bit I/O space */
#define SH7750_CHCR_SSA_CMEM8   0x80000000 /* 8-bit common memory space */
#define SH7750_CHCR_SSA_CMEM16  0xA0000000 /* 16-bit common memory space */
#define SH7750_CHCR_SSA_AMEM8   0xC0000000 /* 8-bit attribute memory space */
#define SH7750_CHCR_SSA_AMEM16  0xE0000000 /* 16-bit attribute memory space */

#define SH7750_CHCR_STC       0x10000000 /* Source Addr Wait Control Select */
                                         /*   specifies CS5 or CS6 space wait */
                                         /*   control for PCMCIA access */

#define SH7750_CHCR_DSA       0x0E000000 /* Source Address Space Attribute */
#define SH7750_CHCR_DSA_PCMCIA  0x00000000 /* Reserved in PCMCIA access */
#define SH7750_CHCR_DSA_DYNBSZ  0x02000000 /* Dynamic Bus Sizing I/O space */
#define SH7750_CHCR_DSA_IO8     0x04000000 /* 8-bit I/O space */
#define SH7750_CHCR_DSA_IO16    0x06000000 /* 16-bit I/O space */
#define SH7750_CHCR_DSA_CMEM8   0x08000000 /* 8-bit common memory space */
#define SH7750_CHCR_DSA_CMEM16  0x0A000000 /* 16-bit common memory space */
#define SH7750_CHCR_DSA_AMEM8   0x0C000000 /* 8-bit attribute memory space */
#define SH7750_CHCR_DSA_AMEM16  0x0E000000 /* 16-bit attribute memory space */

#define SH7750_CHCR_DTC       0x01000000 /* Destination Address Wait Control */
                                         /*   Select, specifies CS5 or CS6 */
                                         /*   space wait control for PCMCIA */
                                         /*   access */

#define SH7750_CHCR_DS        0x00080000 /* DREQ\ Select : */
#define SH7750_CHCR_DS_LOWLVL 0x00000000 /*   Low Level Detection */
#define SH7750_CHCR_DS_FALL   0x00080000 /*   Falling Edge Detection */

#define SH7750_CHCR_RL        0x00040000 /* Request Check Level: */
#define SH7750_CHCR_RL_ACTH   0x00000000 /*   DRAK is an active high out */
#define SH7750_CHCR_RL_ACTL   0x00040000 /*   DRAK is an active low out */

#define SH7750_CHCR_AM        0x00020000 /* Acknowledge Mode: */
#define SH7750_CHCR_AM_RD     0x00000000 /*   DACK is output in read cycle */
#define SH7750_CHCR_AM_WR     0x00020000 /*   DACK is output in write cycle */

#define SH7750_CHCR_AL        0x00010000 /* Acknowledge Level: */
#define SH7750_CHCR_AL_ACTH   0x00000000 /*   DACK is an active high out */
#define SH7750_CHCR_AL_ACTL   0x00010000 /*   DACK is an active low out */

#define SH7750_CHCR_DM        0x0000C000 /* Destination Address Mode: */
#define SH7750_CHCR_DM_FIX    0x00000000 /*   Destination Addr Fixed */
#define SH7750_CHCR_DM_INC    0x00004000 /*   Destination Addr Incremented */
#define SH7750_CHCR_DM_DEC    0x00008000 /*   Destination Addr Decremented */

#define SH7750_CHCR_SM        0x00003000 /* Source Address Mode: */
#define SH7750_CHCR_SM_FIX    0x00000000 /*   Source Addr Fixed */
#define SH7750_CHCR_SM_INC    0x00001000 /*   Source Addr Incremented */
#define SH7750_CHCR_SM_DEC    0x00002000 /*   Source Addr Decremented */

#define SH7750_CHCR_RS        0x00000F00 /* Request Source Select: */
#define SH7750_CHCR_RS_ER_DA_EA_TO_EA   0x000 /* External Request, Dual Addr */
                                              /*   Mode, External Addr Space */
                                              /*   -> External Addr Space) */
#define SH7750_CHCR_RS_ER_SA_EA_TO_ED   0x200 /* External Request, Single */
                                              /*   Address Mode (Ext. Addr */
                                              /*   Space -> External Device) */
#define SH7750_CHCR_RS_ER_SA_ED_TO_EA   0x300 /* External Request, Single */
                                              /*   Address Mode, (External */
                                              /*   Device -> External Addr */
                                              /*   Space) */
#define SH7750_CHCR_RS_AR_EA_TO_EA      0x400 /* Auto-Request (External Addr */
                                              /*   Space -> Ext. Addr Space) */

#define SH7750_CHCR_RS_AR_EA_TO_OCP     0x500 /* Auto-Request (External Addr */
                                              /*   Space -> On-chip */
                                              /*   Peripheral Module) */
#define SH7750_CHCR_RS_AR_OCP_TO_EA     0x600 /* Auto-Request (On-chip */
                                              /*   Peripheral Module -> */
                                              /*   External Addr Space */
#define SH7750_CHCR_RS_SCITX_EA_TO_SC   0x800 /* SCI Transmit-Data-Empty intr */
                                              /*   transfer request (external */
                                              /*   address space -> SCTDR1) */
#define SH7750_CHCR_RS_SCIRX_SC_TO_EA   0x900 /* SCI Receive-Data-Full intr */
                                              /*   transfer request (SCRDR1 */
                                              /*   -> External Addr Space) */
#define SH7750_CHCR_RS_SCIFTX_EA_TO_SC  0xA00 /* SCIF TX-Data-Empty intr */
                                              /*   transfer request (external */
                                              /*   address space -> SCFTDR1) */
#define SH7750_CHCR_RS_SCIFRX_SC_TO_EA  0xB00 /* SCIF Receive-Data-Full intr */
                                              /*   transfer request (SCFRDR2 */
                                              /*   -> External Addr Space) */
#define SH7750_CHCR_RS_TMU2_EA_TO_EA    0xC00 /* TMU Channel 2 (input capture */
                                              /*   interrupt), (external */
                                              /*   address space -> external */
                                              /*   address space) */
#define SH7750_CHCR_RS_TMU2_EA_TO_OCP   0xD00 /* TMU Channel 2 (input capture */
                                              /*   interrupt), (external */
                                              /*   address space -> on-chip */
                                              /*   peripheral module) */
#define SH7750_CHCR_RS_TMU2_OCP_TO_EA   0xE00 /* TMU Channel 2 (input capture */
                                              /*   interrupt), (on-chip */
                                              /*   peripheral module -> */
                                              /*   external address space) */

#define SH7750_CHCR_TM        0x00000080 /* Transmit mode: */
#define SH7750_CHCR_TM_CSTEAL 0x00000000 /*     Cycle Steal Mode */
#define SH7750_CHCR_TM_BURST  0x00000080 /*     Burst Mode */

#define SH7750_CHCR_TS        0x00000070 /* Transmit Size: */
#define SH7750_CHCR_TS_QUAD   0x00000000 /*     Quadword Size (64 bits) */
#define SH7750_CHCR_TS_BYTE   0x00000010 /*     Byte Size (8 bit) */
#define SH7750_CHCR_TS_WORD   0x00000020 /*     Word Size (16 bit) */
#define SH7750_CHCR_TS_LONG   0x00000030 /*     Longword Size (32 bit) */
#define SH7750_CHCR_TS_BLOCK  0x00000040 /*     32-byte block transfer */

#define SH7750_CHCR_IE        0x00000004 /* Interrupt Enable */
#define SH7750_CHCR_TE        0x00000002 /* Transfer End */
#define SH7750_CHCR_DE        0x00000001 /* DMAC Enable */

/* DMA Operation Register - DMAOR */
#define SH7750_DMAOR_REGOFS   0xA00040 /* offset */
#define SH7750_DMAOR          SH7750_P4_REG32(SH7750_DMAOR_REGOFS)
#define SH7750_DMAOR_A7       SH7750_A7_REG32(SH7750_DMAOR_REGOFS)

#define SH7750_DMAOR_DDT      0x00008000 /* On-Demand Data Transfer Mode */

#define SH7750_DMAOR_PR       0x00000300 /* Priority Mode: */
#define SH7750_DMAOR_PR_0123  0x00000000 /*     CH0 > CH1 > CH2 > CH3 */
#define SH7750_DMAOR_PR_0231  0x00000100 /*     CH0 > CH2 > CH3 > CH1 */
#define SH7750_DMAOR_PR_2013  0x00000200 /*     CH2 > CH0 > CH1 > CH3 */
#define SH7750_DMAOR_PR_RR    0x00000300 /*     Round-robin mode */

#define SH7750_DMAOR_COD      0x00000010 /* Check Overrun for DREQ\ */
#define SH7750_DMAOR_AE       0x00000004 /* Address Error flag */
#define SH7750_DMAOR_NMIF     0x00000002 /* NMI Flag */
#define SH7750_DMAOR_DME      0x00000001 /* DMAC Master Enable */

/*
 * I/O Ports
 */
/* Port Control Register A - PCTRA */
#define SH7750_PCTRA_REGOFS   0x80002C /* offset */
#define SH7750_PCTRA          SH7750_P4_REG32(SH7750_PCTRA_REGOFS)
#define SH7750_PCTRA_A7       SH7750_A7_REG32(SH7750_PCTRA_REGOFS)

#define SH7750_PCTRA_PBPUP(n) 0 /* Bit n is pulled up */
#define SH7750_PCTRA_PBNPUP(n) (1 << ((n) * 2 + 1)) /* Bit n is not pulled up */
#define SH7750_PCTRA_PBINP(n) 0 /* Bit n is an input */
#define SH7750_PCTRA_PBOUT(n) (1 << ((n) * 2)) /* Bit n is an output */

/* Port Data Register A - PDTRA(half) */
#define SH7750_PDTRA_REGOFS   0x800030 /* offset */
#define SH7750_PDTRA          SH7750_P4_REG32(SH7750_PDTRA_REGOFS)
#define SH7750_PDTRA_A7       SH7750_A7_REG32(SH7750_PDTRA_REGOFS)

#define SH7750_PDTRA_BIT(n) (1 << (n))

/* Port Control Register B - PCTRB */
#define SH7750_PCTRB_REGOFS   0x800040 /* offset */
#define SH7750_PCTRB          SH7750_P4_REG32(SH7750_PCTRB_REGOFS)
#define SH7750_PCTRB_A7       SH7750_A7_REG32(SH7750_PCTRB_REGOFS)

#define SH7750_PCTRB_PBPUP(n) 0 /* Bit n is pulled up */
#define SH7750_PCTRB_PBNPUP(n) (1 << ((n - 16) * 2 + 1)) /* Bit n is not pulled up */
#define SH7750_PCTRB_PBINP(n) 0 /* Bit n is an input */
#define SH7750_PCTRB_PBOUT(n) (1 << ((n - 16) * 2)) /* Bit n is an output */

/* Port Data Register B - PDTRB(half) */
#define SH7750_PDTRB_REGOFS   0x800044 /* offset */
#define SH7750_PDTRB          SH7750_P4_REG32(SH7750_PDTRB_REGOFS)
#define SH7750_PDTRB_A7       SH7750_A7_REG32(SH7750_PDTRB_REGOFS)

#define SH7750_PDTRB_BIT(n) (1 << ((n) - 16))

/* GPIO Interrupt Control Register - GPIOIC(half) */
#define SH7750_GPIOIC_REGOFS  0x800048 /* offset */
#define SH7750_GPIOIC         SH7750_P4_REG32(SH7750_GPIOIC_REGOFS)
#define SH7750_GPIOIC_A7      SH7750_A7_REG32(SH7750_GPIOIC_REGOFS)

#define SH7750_GPIOIC_PTIREN(n) (1 << (n)) /* Port n is used as a GPIO int */

/*
 * Interrupt Controller - INTC
 */
/* Interrupt Control Register - ICR (half) */
#define SH7750_ICR_REGOFS     0xD00000 /* offset */
#define SH7750_ICR            SH7750_P4_REG32(SH7750_ICR_REGOFS)
#define SH7750_ICR_A7         SH7750_A7_REG32(SH7750_ICR_REGOFS)

#define SH7750_ICR_NMIL       0x8000 /* NMI Input Level */
#define SH7750_ICR_MAI        0x4000 /* NMI Interrupt Mask */

#define SH7750_ICR_NMIB       0x0200 /* NMI Block Mode: */
#define SH7750_ICR_NMIB_BLK   0x0000 /*   NMI requests held pending while */
                                     /*     SR.BL bit is set to 1 */
#define SH7750_ICR_NMIB_NBLK  0x0200 /*   NMI requests detected when SR.BL */
                                     /*     bit set to 1 */

#define SH7750_ICR_NMIE       0x0100 /* NMI Edge Select: */
#define SH7750_ICR_NMIE_FALL  0x0000 /*   Interrupt request detected on */
                                     /*     falling edge of NMI input */
#define SH7750_ICR_NMIE_RISE  0x0100 /*   Interrupt request detected on */
                                     /*     rising edge of NMI input */

#define SH7750_ICR_IRLM       0x0080 /* IRL Pin Mode: */
#define SH7750_ICR_IRLM_ENC   0x0000 /*   IRL\ pins used as a level-encoded */
                                     /*     interrupt requests */
#define SH7750_ICR_IRLM_RAW   0x0080 /*   IRL\ pins used as a four */
                                     /*     independent interrupt requests */

/*
 * User Break Controller registers
 */
#define SH7750_BARA           0x200000 /* Break address regiser A */
#define SH7750_BAMRA          0x200004 /* Break address mask regiser A */
#define SH7750_BBRA           0x200008 /* Break bus cycle regiser A */
#define SH7750_BARB           0x20000c /* Break address regiser B */
#define SH7750_BAMRB          0x200010 /* Break address mask regiser B */
#define SH7750_BBRB           0x200014 /* Break bus cycle regiser B */
#define SH7750_BASRB          0x000018 /* Break ASID regiser B */
#define SH7750_BDRB           0x200018 /* Break data regiser B */
#define SH7750_BDMRB          0x20001c /* Break data mask regiser B */
#define SH7750_BRCR           0x200020 /* Break control register */

#define SH7750_BRCR_UDBE        0x0001 /* User break debug enable bit */

/*
 * Missing in RTEMS, added for QEMU
 */
#define SH7750_BCR3_A7       0x1f800050
#define SH7750_BCR4_A7       0x1e0a00f0

#endif