summaryrefslogtreecommitdiff
path: root/arm9/asm/librtc.s
blob: 8116f8deba1a2849375670144501eb83ae5968b1 (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
	.include "asm/macros.inc"
	.include "global.inc"

	.text

	arm_func_start RtcWaitBusy
RtcWaitBusy: ; 0x020D5914
	ldr ip, _020D5928 ; =0x021D5538
_020D5918:
	ldr r0, [r12, #0x0]
	cmp r0, #0x1
	beq _020D5918
	bx lr
	.balign 4
_020D5928: .word 0x021D5538

	arm_func_start RtcGetResultCallback
RtcGetResultCallback: ; 0x020D592C
	ldr r1, _020D5938 ; =0x021D5538
	str r0, [r1, #0x20]
	bx lr
	.balign 4
_020D5938: .word 0x021D5538

	arm_func_start RtcBCD2HEX
RtcBCD2HEX: ; 0x020D593C
	stmdb sp!, {r4-r5,lr}
	sub sp, sp, #0x4
	mov r5, #0x0
	mov r3, r5
	mov r2, r5
_020D5950:
	mov r1, r0, lsr r2
	and r1, r1, #0xf
	cmp r1, #0xa
	addcs sp, sp, #0x4
	movcs r0, #0x0
	ldmcsia sp!, {r4-r5,lr}
	bxcs lr
	add r3, r3, #0x1
	cmp r3, #0x8
	add r2, r2, #0x4
	blt _020D5950
	mov r12, #0x0
	mov lr, r12
	mov r4, #0x1
	mov r2, #0xa
_020D598C:
	mov r1, r0, lsr lr
	and r3, r1, #0xf
	mul r1, r4, r2
	mla r5, r4, r3, r5
	add r12, r12, #0x1
	mov r4, r1
	cmp r12, #0x8
	add lr, lr, #0x4
	blt _020D598C
	mov r0, r5
	add sp, sp, #0x4
	ldmia sp!, {r4-r5,lr}
	bx lr

	arm_func_start RtcCommonCallback
RtcCommonCallback: ; 0x020D59C0
	stmdb sp!, {r4-r5,lr}
	sub sp, sp, #0x4
	cmp r2, #0x0
	beq _020D5A30
	ldr r0, _020D5F30 ; =0x021D5538
	ldr r2, _020D5F30 ; =0x021D5538
	ldr r1, [r0, #0x18]
	ldr r4, [r2, #0x4]
	cmp r1, #0x0
	movne r1, #0x0
	strne r1, [r0, #0x18]
	ldr r0, _020D5F30 ; =0x021D5538
	ldr r1, [r0, #0x0]
	cmp r1, #0x0
	movne r1, #0x0
	strne r1, [r0, #0x0]
	cmp r4, #0x0
	addeq sp, sp, #0x4
	ldmeqia sp!, {r4-r5,lr}
	bxeq lr
	ldr r1, [r2, #0x10]
	mov r3, #0x0
	mov r0, #0x6
	str r3, [r2, #0x4]
	blx r4
	add sp, sp, #0x4
	ldmia sp!, {r4-r5,lr}
	bx lr
_020D5A30:
	and r0, r1, #0x7f00
	mov r0, r0, lsr #0x8
	and r0, r0, #0xff
	cmp r0, #0x30
	and r2, r1, #0xff
	bne _020D5A70
	ldr r0, _020D5F30 ; =0x021D5538
	ldr r0, [r0, #0x1c]
	cmp r0, #0x0
	addeq sp, sp, #0x4
	ldmeqia sp!, {r4-r5,lr}
	bxeq lr
	blx r0
	add sp, sp, #0x4
	ldmia sp!, {r4-r5,lr}
	bx lr
_020D5A70:
	cmp r2, #0x0
	bne _020D5E88
	ldr r0, _020D5F30 ; =0x021D5538
	mov r5, #0x0
	ldr r1, [r0, #0x14]
	cmp r1, #0xf
	addls pc, pc, r1, lsl #0x2
	b _020D5E74
_020D5A90:
	b _020D5AD0
_020D5A94:
	b _020D5B24
_020D5A98:
	b _020D5B74
_020D5A9C:
	b _020D5ED0
_020D5AA0:
	b _020D5ED0
_020D5AA4:
	b _020D5ED0
_020D5AA8:
	b _020D5C1C
_020D5AAC:
	b _020D5C4C
_020D5AB0:
	b _020D5C70
_020D5AB4:
	b _020D5D14
_020D5AB8:
	b _020D5DC8
_020D5ABC:
	b _020D5ED0
_020D5AC0:
	b _020D5ED0
_020D5AC4:
	b _020D5ED0
_020D5AC8:
	b _020D5ED0
_020D5ACC:
	b _020D5ED0
_020D5AD0:
	ldr r1, _020D5F34 ; =0x027FFDE8
	ldr r4, [r0, #0x8]
	ldrb r0, [r1, #0x0]
	bl RtcBCD2HEX
	ldr r1, _020D5F34 ; =0x027FFDE8
	str r0, [r4, #0x0]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x13
	mov r0, r0, lsr #0x1b
	bl RtcBCD2HEX
	ldr r1, _020D5F34 ; =0x027FFDE8
	str r0, [r4, #0x4]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0xa
	mov r0, r0, lsr #0x1a
	bl RtcBCD2HEX
	str r0, [r4, #0x8]
	mov r0, r4
	bl RTC_GetDayOfWeek
	str r0, [r4, #0xc]
	b _020D5ED0
_020D5B24:
	ldr r1, _020D5F38 ; =0x027FFDEC
	ldr r4, [r0, #0x8]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x1a
	mov r0, r0, lsr #0x1a
	bl RtcBCD2HEX
	ldr r1, _020D5F38 ; =0x027FFDEC
	str r0, [r4, #0x0]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x11
	mov r0, r0, lsr #0x19
	bl RtcBCD2HEX
	ldr r1, _020D5F38 ; =0x027FFDEC
	str r0, [r4, #0x4]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x9
	mov r0, r0, lsr #0x19
	bl RtcBCD2HEX
	str r0, [r4, #0x8]
	b _020D5ED0
_020D5B74:
	ldr r1, _020D5F34 ; =0x027FFDE8
	ldr r4, [r0, #0x8]
	ldr r0, [r1, #0x0]
	and r0, r0, #0xff
	bl RtcBCD2HEX
	ldr r1, _020D5F34 ; =0x027FFDE8
	str r0, [r4, #0x0]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x13
	mov r0, r0, lsr #0x1b
	bl RtcBCD2HEX
	ldr r1, _020D5F34 ; =0x027FFDE8
	str r0, [r4, #0x4]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0xa
	mov r0, r0, lsr #0x1a
	bl RtcBCD2HEX
	str r0, [r4, #0x8]
	mov r0, r4
	bl RTC_GetDayOfWeek
	ldr r1, _020D5F38 ; =0x027FFDEC
	str r0, [r4, #0xc]
	ldr r0, [r1, #0x0]
	ldr r1, _020D5F30 ; =0x021D5538
	mov r0, r0, lsl #0x1a
	mov r0, r0, lsr #0x1a
	ldr r4, [r1, #0xc]
	bl RtcBCD2HEX
	ldr r1, _020D5F38 ; =0x027FFDEC
	str r0, [r4, #0x0]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x11
	mov r0, r0, lsr #0x19
	bl RtcBCD2HEX
	ldr r1, _020D5F38 ; =0x027FFDEC
	str r0, [r4, #0x4]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x9
	mov r0, r0, lsr #0x19
	bl RtcBCD2HEX
	str r0, [r4, #0x8]
	b _020D5ED0
_020D5C1C:
	ldr r1, _020D5F3C ; =0x027FFDEA
	ldr r2, [r0, #0x8]
	ldrh r0, [r1, #0x0]
	mov r0, r0, lsl #0x1c
	mov r0, r0, lsr #0x1c
	cmp r0, #0x4
	bne _020D5C44
	mov r0, #0x1
	str r0, [r2, #0x0]
	b _020D5ED0
_020D5C44:
	str r5, [r2, #0x0]
	b _020D5ED0
_020D5C4C:
	ldr r1, _020D5F3C ; =0x027FFDEA
	ldr r2, [r0, #0x8]
	ldrh r0, [r1, #0x0]
	mov r0, r0, lsl #0x19
	movs r0, r0, lsr #0x1f
	movne r0, #0x1
	strne r0, [r2, #0x0]
	streq r5, [r2, #0x0]
	b _020D5ED0
_020D5C70:
	ldr r1, _020D5F38 ; =0x027FFDEC
	ldr r4, [r0, #0x8]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x1d
	mov r0, r0, lsr #0x1d
	str r0, [r4, #0x0]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x12
	mov r0, r0, lsr #0x1a
	bl RtcBCD2HEX
	ldr r1, _020D5F38 ; =0x027FFDEC
	str r0, [r4, #0x4]
	ldr r0, [r1, #0x0]
	mov r0, r0, lsl #0x9
	mov r0, r0, lsr #0x19
	bl RtcBCD2HEX
	str r0, [r4, #0x8]
	mov r1, r5
	ldr r0, _020D5F38 ; =0x027FFDEC
	str r1, [r4, #0xc]
	ldr r0, [r0, #0x0]
	mov r0, r0, lsl #0x18
	movs r0, r0, lsr #0x1f
	ldrne r0, [r4, #0xc]
	addne r0, r0, #0x1
	strne r0, [r4, #0xc]
	ldr r0, _020D5F38 ; =0x027FFDEC
	ldr r0, [r0, #0x0]
	mov r0, r0, lsl #0x10
	movs r0, r0, lsr #0x1f
	ldrne r0, [r4, #0xc]
	addne r0, r0, #0x2
	strne r0, [r4, #0xc]
	ldr r0, _020D5F38 ; =0x027FFDEC
	ldr r0, [r0, #0x0]
	mov r0, r0, lsl #0x8
	movs r0, r0, lsr #0x1f
	ldrne r0, [r4, #0xc]
	addne r0, r0, #0x4
	strne r0, [r4, #0xc]
	b _020D5ED0
_020D5D14:
	ldr r3, [r0, #0x18]
	cmp r3, #0x0
	bne _020D5DC0
	ldr r1, [r0, #0x8]
	ldr r1, [r1, #0x0]
	cmp r1, #0x1
	bne _020D5D7C
	ldr r2, _020D5F3C ; =0x027FFDEA
	ldrh r1, [r2, #0x0]
	mov r1, r1, lsl #0x1c
	mov r1, r1, lsr #0x1c
	cmp r1, #0x4
	beq _020D5ED0
	add r1, r3, #0x1
	str r1, [r0, #0x18]
	ldrh r0, [r2, #0x0]
	bic r0, r0, #0xf
	orr r0, r0, #0x4
	strh r0, [r2, #0x0]
	bl RTCi_WriteRawStatus2Async
_020D5D64: ; 0x020D5D64
	cmp r0, #0x0
	moveq r1, r5
	ldreq r0, _020D5F30 ; =0x021D5538
	moveq r5, #0x3
	streq r1, [r0, #0x18]
	b _020D5ED0
_020D5D7C:
	ldr r2, _020D5F3C ; =0x027FFDEA
	ldrh r1, [r2, #0x0]
	mov r1, r1, lsl #0x1c
	movs r1, r1, lsr #0x1c
	beq _020D5ED0
	add r1, r3, #0x1
	str r1, [r0, #0x18]
	ldrh r0, [r2, #0x0]
	bic r0, r0, #0xf
	strh r0, [r2, #0x0]
	bl RTCi_WriteRawStatus2Async
_020D5DA8: ; 0x020D5DA8
	cmp r0, #0x0
	moveq r1, r5
	ldreq r0, _020D5F30 ; =0x021D5538
	moveq r5, #0x3
	streq r1, [r0, #0x18]
	b _020D5ED0
_020D5DC0:
	str r5, [r0, #0x18]
	b _020D5ED0
_020D5DC8:
	ldr r3, [r0, #0x18]
	cmp r3, #0x0
	bne _020D5E6C
	ldr r1, [r0, #0x8]
	ldr r1, [r1, #0x0]
	cmp r1, #0x1
	bne _020D5E28
	ldr r2, _020D5F3C ; =0x027FFDEA
	ldrh r1, [r2, #0x0]
	mov r1, r1, lsl #0x19
	movs r1, r1, lsr #0x1f
	bne _020D5ED0
	add r1, r3, #0x1
	str r1, [r0, #0x18]
	ldrh r0, [r2, #0x0]
	orr r0, r0, #0x40
	strh r0, [r2, #0x0]
	bl RTCi_WriteRawStatus2Async
_020D5E10: ; 0x020D5E10
	cmp r0, #0x0
	moveq r1, r5
	ldreq r0, _020D5F30 ; =0x021D5538
	moveq r5, #0x3
	streq r1, [r0, #0x18]
	b _020D5ED0
_020D5E28:
	ldr r2, _020D5F3C ; =0x027FFDEA
	ldrh r1, [r2, #0x0]
	mov r1, r1, lsl #0x19
	movs r1, r1, lsr #0x1f
	beq _020D5ED0
	add r1, r3, #0x1
	str r1, [r0, #0x18]
	ldrh r0, [r2, #0x0]
	bic r0, r0, #0x40
	strh r0, [r2, #0x0]
	bl RTCi_WriteRawStatus2Async
_020D5E54: ; 0x020D5E54
	cmp r0, #0x0
	moveq r1, r5
	ldreq r0, _020D5F30 ; =0x021D5538
	moveq r5, #0x3
	streq r1, [r0, #0x18]
	b _020D5ED0
_020D5E6C:
	str r5, [r0, #0x18]
	b _020D5ED0
_020D5E74:
	ldr r0, _020D5F30 ; =0x021D5538
	mov r1, #0x0
	str r1, [r0, #0x18]
	mov r5, #0x4
	b _020D5ED0
_020D5E88:
	ldr r0, _020D5F30 ; =0x021D5538
	mov r1, #0x0
	str r1, [r0, #0x18]
	cmp r2, #0x4
	addls pc, pc, r2, lsl #0x2
	b _020D5ECC
_020D5EA0:
	b _020D5ECC
_020D5EA4:
	b _020D5EB4
_020D5EA8:
	b _020D5EBC
_020D5EAC:
	b _020D5EC4
_020D5EB0:
	b _020D5ECC
_020D5EB4:
	mov r5, #0x4
	b _020D5ED0
_020D5EBC:
	mov r5, #0x5
	b _020D5ED0
_020D5EC4:
	mov r5, #0x1
	b _020D5ED0
_020D5ECC:
	mov r5, #0x6
_020D5ED0:
	ldr r0, _020D5F30 ; =0x021D5538
	ldr r1, [r0, #0x18]
	cmp r1, #0x0
	addne sp, sp, #0x4
	ldmneia sp!, {r4-r5,lr}
	bxne lr
	ldr r2, _020D5F30 ; =0x021D5538
	ldr r1, [r0, #0x0]
	ldr r4, [r2, #0x4]
	cmp r1, #0x0
	movne r1, #0x0
	strne r1, [r0, #0x0]
	cmp r4, #0x0
	addeq sp, sp, #0x4
	ldmeqia sp!, {r4-r5,lr}
	bxeq lr
	ldr r1, [r2, #0x10]
	mov r3, #0x0
	mov r0, r5
	str r3, [r2, #0x4]
	blx r4
	add sp, sp, #0x4
	ldmia sp!, {r4-r5,lr}
	bx lr
	.balign 4
_020D5F30: .word 0x021D5538
_020D5F34: .word 0x027FFDE8
_020D5F38: .word 0x027FFDEC
_020D5F3C: .word 0x027FFDEA

	arm_func_start RTC_GetDateTimeAsync
RTC_GetDateTimeAsync: ; 0x020D5F40
	stmdb sp!, {r4-r7,lr}
	sub sp, sp, #0x4
	mov r7, r0
	mov r6, r1
	mov r5, r2
	mov r4, r3
	bl OS_DisableInterrupts
	ldr r1, _020D5FCC ; =0x021D5538
	ldr r2, [r1, #0x0]
	cmp r2, #0x0
	beq _020D5F80
	bl OS_RestoreInterrupts
	add sp, sp, #0x4
	mov r0, #0x1
	ldmia sp!, {r4-r7,lr}
	bx lr
_020D5F80:
	mov r2, #0x1
	str r2, [r1, #0x0]
	bl OS_RestoreInterrupts
	ldr r0, _020D5FCC ; =0x021D5538
	mov r2, #0x2
	mov r1, #0x0
	str r2, [r0, #0x14]
	str r1, [r0, #0x18]
	str r7, [r0, #0x8]
	str r6, [r0, #0xc]
	str r5, [r0, #0x4]
	str r4, [r0, #0x10]
	bl RTCi_ReadRawDateTimeAsync
_020D5FB4: ; 0x020D5FB4
	cmp r0, #0x0
	movne r0, #0x0
	moveq r0, #0x3
	add sp, sp, #0x4
	ldmia sp!, {r4-r7,lr}
	bx lr
	.balign 4
_020D5FCC: .word 0x021D5538

	arm_func_start RTC_GetTime
RTC_GetTime: ; 0x020D5FD0
	stmdb sp!, {lr}
	sub sp, sp, #0x4
	ldr r1, _020D600C ; =RtcGetResultCallback
	mov r2, #0x0
	bl RTC_GetTimeAsync
	ldr r1, _020D6010 ; =0x021D5538
	cmp r0, #0x0
	str r0, [r1, #0x20]
	bne _020D5FF8
	bl RtcWaitBusy
_020D5FF8:
	ldr r0, _020D6010 ; =0x021D5538
	ldr r0, [r0, #0x20]
	add sp, sp, #0x4
	ldmia sp!, {lr}
	bx lr
	.balign 4
_020D600C: .word RtcGetResultCallback
_020D6010: .word 0x021D5538

	arm_func_start RTC_GetTimeAsync
RTC_GetTimeAsync: ; 0x020D6014
	stmdb sp!, {r4-r6,lr}
	mov r6, r0
	mov r5, r1
	mov r4, r2
	bl OS_DisableInterrupts
	ldr r1, _020D608C ; =0x021D5538
	ldr r2, [r1, #0x0]
	cmp r2, #0x0
	beq _020D6048
	bl OS_RestoreInterrupts
	mov r0, #0x1
	ldmia sp!, {r4-r6,lr}
	bx lr
_020D6048:
	mov r2, #0x1
	str r2, [r1, #0x0]
	bl OS_RestoreInterrupts
	ldr r0, _020D608C ; =0x021D5538
	mov r2, #0x1
	mov r1, #0x0
	str r2, [r0, #0x14]
	str r1, [r0, #0x18]
	str r6, [r0, #0x8]
	str r5, [r0, #0x4]
	str r4, [r0, #0x10]
	bl RTCi_ReadRawTimeAsync
_020D6078: ; 0x020D6078
	cmp r0, #0x0
	movne r0, #0x0
	moveq r0, #0x3
	ldmia sp!, {r4-r6,lr}
	bx lr
	.balign 4
_020D608C: .word 0x021D5538

	arm_func_start RTC_GetDate
RTC_GetDate: ; 0x020D6090
	stmdb sp!, {lr}
	sub sp, sp, #0x4
	ldr r1, _020D60CC ; =RtcGetResultCallback
	mov r2, #0x0
	bl RTC_GetDateAsync
	ldr r1, _020D60D0 ; =0x021D5538
	cmp r0, #0x0
	str r0, [r1, #0x20]
	bne _020D60B8
	bl RtcWaitBusy
_020D60B8:
	ldr r0, _020D60D0 ; =0x021D5538
	ldr r0, [r0, #0x20]
	add sp, sp, #0x4
	ldmia sp!, {lr}
	bx lr
	.balign 4
_020D60CC: .word RtcGetResultCallback
_020D60D0: .word 0x021D5538

	arm_func_start RTC_GetDateAsync
RTC_GetDateAsync: ; 0x020D60D4
	stmdb sp!, {r4-r6,lr}
	mov r6, r0
	mov r5, r1
	mov r4, r2
	bl OS_DisableInterrupts
	ldr r1, _020D6148 ; =0x021D5538
	ldr r2, [r1, #0x0]
	cmp r2, #0x0
	beq _020D6108
	bl OS_RestoreInterrupts
	mov r0, #0x1
	ldmia sp!, {r4-r6,lr}
	bx lr
_020D6108:
	mov r2, #0x1
	str r2, [r1, #0x0]
	bl OS_RestoreInterrupts
	ldr r0, _020D6148 ; =0x021D5538
	mov r1, #0x0
	str r1, [r0, #0x14]
	str r1, [r0, #0x18]
	str r6, [r0, #0x8]
	str r5, [r0, #0x4]
	str r4, [r0, #0x10]
	bl RTCi_ReadRawDateAsync
_020D6134: ; 0x020D6134
	cmp r0, #0x0
	movne r0, #0x0
	moveq r0, #0x3
	ldmia sp!, {r4-r6,lr}
	bx lr
	.balign 4
_020D6148: .word 0x021D5538

	arm_func_start RTC_Init
RTC_Init: ; 0x020D614C
	stmdb sp!, {r4-r5,lr}
	sub sp, sp, #0x4
	ldr r1, _020D61C8 ; =0x021D5534
	ldrh r0, [r1, #0x0]
	cmp r0, #0x0
	addne sp, sp, #0x4
	ldmneia sp!, {r4-r5,lr}
	bxne lr
	ldr r0, _020D61CC ; =0x021D5538
	mov r2, #0x0
	mov r3, #0x1
	strh r3, [r1, #0x0]
	str r2, [r0, #0x0]
	str r2, [r0, #0x4]
	str r2, [r0, #0x1c]
	str r2, [r0, #0x8]
	str r2, [r0, #0xc]
	bl PXI_Init
	mov r5, #0x5
	mov r4, #0x1
_020D619C:
	mov r0, r5
	mov r1, r4
	bl PXI_IsCallbackReady
_020D61A8: ; 0x020D61A8
	cmp r0, #0x0
	beq _020D619C
	ldr r1, _020D61D0 ; =RtcCommonCallback
	mov r0, #0x5
	bl PXI_SetFifoRecvCallback
	add sp, sp, #0x4
	ldmia sp!, {r4-r5,lr}
	bx lr
	.balign 4
_020D61C8: .word 0x021D5534
_020D61CC: .word 0x021D5538
_020D61D0: .word RtcCommonCallback

	arm_func_start FUN_020D61D4
FUN_020D61D4: ; 0x020D61D4
	stmdb sp!, {lr}
	sub sp, sp, #0x4
	mov r0, r0, lsl #0x8
	and r1, r0, #0x7f00
	mov r0, #0x5
	mov r2, #0x0
	bl PXI_SendWordByFifo
_020D61F0: ; 0x020D61F0
	cmp r0, #0x0
	movge r0, #0x1
	movlt r0, #0x0
	add sp, sp, #0x4
	ldmia sp!, {lr}
	bx lr

	arm_func_start RTCi_WriteRawStatus2Async
RTCi_WriteRawStatus2Async:
	ldr ip, _020D6214 ; =FUN_020D61D4
	mov r0, #0x27
	bx r12
	.balign 4
_020D6214: .word FUN_020D61D4

	arm_func_start RTCi_ReadRawTimeAsync
RTCi_ReadRawTimeAsync:
	ldr ip, _020D6224 ; =FUN_020D61D4
	mov r0, #0x12
	bx r12
	.balign 4
_020D6224: .word FUN_020D61D4

	arm_func_start RTCi_ReadRawDateAsync
RTCi_ReadRawDateAsync:
	ldr ip, _020D6234 ; =FUN_020D61D4
	mov r0, #0x11
	bx r12
	.balign 4
_020D6234: .word FUN_020D61D4

	arm_func_start RTCi_ReadRawDateTimeAsync
RTCi_ReadRawDateTimeAsync:
	ldr ip, _020D6244 ; =FUN_020D61D4
	mov r0, #0x10
	bx r12
	.balign 4
_020D6244: .word FUN_020D61D4

	arm_func_start RTC_GetDayOfWeek
RTC_GetDayOfWeek: ; 0x020D6248
	stmdb sp!, {r4-r6,lr}
	ldr r1, [r0, #0x4]
	ldr r2, [r0, #0x0]
	sub r3, r1, #0x2
	cmp r3, #0x1
	add lr, r2, #0x7d0
	ldr r4, _020D630C ; =0x51EB851F
	sublt lr, lr, #0x1
	ldr r12, [r0, #0x8]
	smull r0, r2, r4, lr
	addlt r3, r3, #0xc
	mov r1, #0x1a
	mul r0, r3, r1
	smull r1, r3, r4, lr
	ldr r5, _020D6310 ; =0x66666667
	sub r0, r0, #0x2
	smull r4, r1, r5, r0
	mov r4, lr, lsr #0x1f
	mov r2, r2, asr #0x5
	mov r3, r3, asr #0x5
	add r3, r4, r3
	ldr r5, _020D6314 ; =0x00000064
	add r2, r4, r2
	smull r2, r4, r5, r2
	sub r2, lr, r2
	mov r1, r1, asr #0x2
	mov r0, r0, lsr #0x1f
	add r1, r0, r1
	mov r4, r2, asr #0x1
	add r0, r12, r1
	add r1, r2, r4, lsr #0x1e
	add r2, r2, r0
	mov r6, r3, asr #0x1
	add r0, r3, r6, lsr #0x1e
	add r1, r2, r1, asr #0x2
	add r1, r1, r0, asr #0x2
	mov r0, #0x5
	mla r4, r3, r0, r1
	ldr r3, _020D6318 ; =0x92492493
	mov r1, r4, lsr #0x1f
	smull r2, r0, r3, r4
	add r0, r4, r0
	mov r0, r0, asr #0x2
	ldr r2, _020D631C ; =0x00000007
	add r0, r1, r0
	smull r0, r1, r2, r0
	sub r0, r4, r0
	ldmia sp!, {r4-r6,lr}
	bx lr
	.balign 4
_020D630C: .word 0x51EB851F
_020D6310: .word 0x66666667
_020D6314: .word 0x00000064
_020D6318: .word 0x92492493
_020D631C: .word 0x00000007

	arm_func_start RTC_ConvertSecondToDateTime
RTC_ConvertSecondToDateTime: ; 0x020D6320
	stmdb sp!, {r4-r7,lr}
	sub sp, sp, #0x4
	mov r5, r2
	mov r12, #0x0
	mov r4, r3
	subs r2, r5, r12
	sbcs r2, r4, r12
	mov r7, r0
	mov r6, r1
	movlt r5, r12
	movlt r4, r12
	blt _020D6364
	ldr r1, _020D63B0 ; =0xBC19137F
	subs r0, r1, r5
	sbcs r0, r12, r4
	movlt r5, r1
	movlt r4, r12
_020D6364:
	ldr r2, _020D63B4 ; =0x00015180
	mov r0, r5
	mov r1, r4
	mov r3, #0x0
	bl _ll_mod
	mov r1, r0
	mov r0, r6
	bl RTCi_ConvertSecondToTime
	ldr r2, _020D63B4 ; =0x00015180
	mov r0, r5
	mov r1, r4
	mov r3, #0x0
	bl _ll_sdiv
	mov r1, r0
	mov r0, r7
	bl RTC_ConvertDayToDate
	add sp, sp, #0x4
	ldmia sp!, {r4-r7,lr}
	bx lr
	.balign 4
_020D63B0: .word 0xBC19137F
_020D63B4: .word 0x00015180

	arm_func_start RTCi_ConvertSecondToTime
RTCi_ConvertSecondToTime: ; 0x020D63B8
	stmdb sp!, {r4-r6,lr}
	ldr r2, _020D6448 ; =0x0001517F
	cmp r1, #0x0
	movlt r1, #0x0
	cmp r1, r2
	ldr ip, _020D644C ; =0x88888889
	movgt r1, r2
	smull r2, r3, r12, r1
	smull r2, lr, r12, r1
	ldr r5, _020D6450 ; =0x91A2B3C5
	add r3, r1, r3
	smull r4, r2, r5, r1
	mov r5, r1, lsr #0x1f
	mov r3, r3, asr #0x5
	add r3, r5, r3
	smull r4, r6, r12, r3
	add lr, r1, lr
	mov lr, lr, asr #0x5
	add r6, r3, r6
	add r2, r1, r2
	ldr r4, _020D6454 ; =0x0000003C
	add lr, r5, lr
	smull r12, lr, r4, lr
	sub lr, r1, r12
	mov r2, r2, asr #0xb
	mov r6, r6, asr #0x5
	mov r1, r3, lsr #0x1f
	add r6, r1, r6
	smull r1, r12, r4, r6
	str lr, [r0, #0x8]
	sub r6, r3, r1
	str r6, [r0, #0x4]
	add r2, r5, r2
	str r2, [r0, #0x0]
	ldmia sp!, {r4-r6,lr}
	bx lr
	.balign 4
_020D6448: .word 0x0001517F
_020D644C: .word 0x88888889
_020D6450: .word 0x91A2B3C5
_020D6454: .word 0x0000003C

	arm_func_start RTC_ConvertDayToDate
RTC_ConvertDayToDate: ; 0x020D6458
	stmdb sp!, {r4,lr}
	ldr r2, _020D6560 ; =0x00008EAC
	cmp r1, #0x0
	movlt r1, #0x0
	cmp r1, r2
	movgt r1, r2
	ldr r3, _020D6564 ; =0x92492493
	add lr, r1, #0x6
	smull r2, r4, r3, lr
	add r4, lr, r4
	mov r4, r4, asr #0x2
	mov r2, lr, lsr #0x1f
	ldr ip, _020D6568 ; =0x00000007
	add r4, r2, r4
	smull r2, r3, r12, r4
	sub r4, lr, r2
	ldr r2, _020D656C ; =0x0000016D
	ldr r3, _020D6570 ; =0x0000016E
	str r4, [r0, #0xc]
	mov lr, #0x0
_020D64A8:
	ands r12, lr, #0x3
	moveq r12, r3
	movne r12, r2
	mov r4, r1
	subs r1, r1, r12
	movmi r1, r4
	bmi _020D64D0
	add lr, lr, #0x1
	cmp lr, #0x63
	blo _020D64A8
_020D64D0:
	ldr r2, _020D656C ; =0x0000016D
	str lr, [r0, #0x0]
	cmp r1, r2
	movgt r1, r2
	ands r2, lr, #0x3
	bne _020D6518
	cmp r1, #0x3c
	bge _020D6514
	cmp r1, #0x1f
	movlt r2, #0x1
	subge r1, r1, #0x1f
	movge r2, #0x2
	str r2, [r0, #0x4]
	add r1, r1, #0x1
	str r1, [r0, #0x8]
	ldmia sp!, {r4,lr}
	bx lr
_020D6514:
	sub r1, r1, #0x1
_020D6518:
	ldr r3, _020D6574 ; =0x02106A20
	mov r4, #0xb
_020D6520:
	ldr r2, [r3, r4, lsl #0x2]
	mov r12, r4, lsl #0x2
	cmp r1, r2
	blt _020D6550
	add r2, r4, #0x1
	str r2, [r0, #0x4]
	ldr r2, [r3, r12]
	sub r1, r1, r2
	add r1, r1, #0x1
	str r1, [r0, #0x8]
	ldmia sp!, {r4,lr}
	bx lr
_020D6550:
	subs r4, r4, #0x1
	bpl _020D6520
	ldmia sp!, {r4,lr}
	bx lr
	.balign 4
_020D6560: .word 0x00008EAC
_020D6564: .word 0x92492493
_020D6568: .word 0x00000007
_020D656C: .word 0x0000016D
_020D6570: .word 0x0000016E
_020D6574: .word 0x02106A20

	arm_func_start RTC_ConvertDateTimeToSecond
RTC_ConvertDateTimeToSecond: ; 0x020D6578
	stmdb sp!, {r4-r5,lr}
	sub sp, sp, #0x4
	mov r5, r1
	bl RTC_ConvertDateToDay
	mov r4, r0
	mvn r0, #0x0
	cmp r4, r0
	addeq sp, sp, #0x4
	moveq r1, r0
	ldmeqia sp!, {r4-r5,lr}
	bxeq lr
	mov r0, r5
	bl RTCi_ConvertTimeToSecond
	mvn r2, #0x0
	cmp r0, r2
	moveq r1, r2
	beq _020D65DC
	ldr r1, _020D65EC ; =0x00015180
	mov r2, #0x0
	umull r12, r3, r4, r1
	mla r3, r4, r2, r3
	mov r2, r4, asr #0x1f
	mla r3, r2, r1, r3
	adds r2, r0, r12
	adc r1, r3, r0, asr #0x1f
_020D65DC:
	mov r0, r2
	add sp, sp, #0x4
	ldmia sp!, {r4-r5,lr}
	bx lr
	.balign 4
_020D65EC: .word 0x00015180

	arm_func_start RTCi_ConvertTimeToSecond
RTCi_ConvertTimeToSecond: ; 0x020D65F0
	ldr r3, [r0, #0x4]
	ldr r2, [r0, #0x0]
	mov r1, #0x3c
	mla r3, r2, r1, r3
	ldr r0, [r0, #0x8]
	mla r0, r3, r1, r0
	bx lr

	arm_func_start RTC_ConvertDateToDay
RTC_ConvertDateToDay: ; 0x020D660C
	ldr r3, [r0, #0x0]
	cmp r3, #0x64
	bhs _020D665C
	ldr r2, [r0, #0x4]
	cmp r2, #0x1
	blo _020D665C
	cmp r2, #0xc
	bhi _020D665C
	ldr r1, [r0, #0x8]
	cmp r1, #0x1
	blo _020D665C
	cmp r1, #0x1f
	bhi _020D665C
	ldr r0, [r0, #0xc]
	cmp r0, #0x7
	bge _020D665C
	cmp r2, #0x1
	blo _020D665C
	cmp r2, #0xc
	bls _020D6664
_020D665C:
	mvn r0, #0x0
	bx lr
_020D6664:
	ldr r0, _020D6698 ; =0x02106A1C
	sub r1, r1, #0x1
	ldr r0, [r0, r2, lsl #0x2]
	cmp r2, #0x3
	add r2, r1, r0
	blo _020D6684
	ands r0, r3, #0x3
	addeq r2, r2, #0x1
_020D6684:
	ldr r0, _020D669C ; =0x0000016D
	add r1, r3, #0x3
	mla r0, r3, r0, r2
	add r0, r0, r1, lsr #0x2
	bx lr
	.balign 4
_020D6698: .word 0x02106A1C
_020D669C: .word 0x0000016D