Added some subroutine notes
This commit is contained in:
jeffman
parent
cc1d370b8d
commit
af075b69a0
24
m2-notes.txt
24
m2-notes.txt
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@ -17,14 +17,17 @@ Hard-coded characters:
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0x3005230: addresses of all 11 windows
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0x3005270: address of tilemap start in WRAM, can use this to figure out X and Y
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LDRB Rx,[Ry,#n]: n has range 0-31
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LDRH Rx,[Ry,#n]: n has range 0-62
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LDR Rx,[Ry,#n]: n has range 0-124 (0-1020 for SP- and PC-relative)
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LDRB Rx,[Ry,#n]: n has range 0-31 (0x0-0x1F)
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LDRH Rx,[Ry,#n]: n has range 0-62 (0x0-0x3E)
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LDR Rx,[Ry,#n]: n has range 0-124 (0x0-0x7C) (0-1020 for SP- and PC-relative)
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Subroutines
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-----------
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80C980C: print next character (r0: window pointer)
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80CA4BC: scroll text upwards (r0: window pointer)
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Windows
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-------
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@ -36,18 +39,19 @@ Window structure:
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0x04 - 0x07: start address of text being displayed
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0x08 - 0x0B: same as above?
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0x0C - 0x13: unused?
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0x14 - 0x1B: ?
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0x1C - 0x1F: unused?
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0x14 - 0x17: text address offset
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0x18 - 0x1B: ?
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0x1C - 0x1F: ? (some kind of offset; used when printing nameable things?)
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0x20 - 0x21: area (width*height)
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0x22 - 0x23: text area X
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0x24 - 0x25: text area Y
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0x26 - 0x27: window width
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0x22 - 0x23: window X (text area, not including border)
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0x24 - 0x25: window Y
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0x26 - 0x27: window width (tiles, not including border)
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0x28 - 0x29: window height
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0x2A - 0x2B: relative text X
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0x2C - 0x2D: relative text Y
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0x2E - 0x33: ?
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0x34 - 0x35: cursor X
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0x36 - 0x37: cursor Y
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0x38 - 0x43: unused?
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0x38 - 0x43: ?
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0x44: ?
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0x45 - 0x4F: unused?
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0x45 - 0x4F: ?
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,207 @@
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080CA4BC (T) push {r4-r7,r14} ;34 313
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080CA4BE (T) mov r7,r10 ;2 315
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080CA4C0 (T) mov r6,r9 ;2 317
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080CA4C2 (T) mov r5,r8 ;2 319
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080CA4C4 (T) push {r5-r7} ;22 341
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080CA4C6 (T) add sp,-#0x4 ;2 343
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080CA4C8 (T) mov r6,r0 ;2 345
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080CA4CA (T) ldr r3,=#0x30051EC ;9 354
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080CA4CC (T) ldr r1,=#0x1FF ;9 363
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080CA4CE (T) mov r0,r1 ;2 365
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080CA4D0 (T) ldrh r2,[r3] ;4 369
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080CA4D2 (T) add r0,r0,r2 ;2 371
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080CA4D4 (T) ldr r2,=#0x3005228 ;9 380
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080CA4D6 (T) ldrh r1,[r2] ;4 384
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080CA4D8 (T) orr r0,r1 ;2 386
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080CA4DA (T) lsl r0,r0,#0x10 ;2 388
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080CA4DC (T) lsr r0,r0,#0x10 ;2 390
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080CA4DE (T) str r0,[sp] ;5 395
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080CA4E0 (T) mov r4,#0x28 ;2 397
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080CA4E2 (T) ldsh r0,[r6,r4] ;6 403
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080CA4E4 (T) mov r7,r2 ;2 405
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080CA4E6 (T) ldr r1,=#0x3005270 ;9 414
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080CA4E8 (T) mov r10,r1 ;2 416
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080CA4EA (T) cmp r0,#0x2 ;2 418
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080CA4EC (T) bgt #0x80CA580 ;8 426
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080CA4EE (T) mov r2,#0x24 ;2 428
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080CA4F0 (T) ldsh r0,[r6,r2] ;4 432
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080CA4F2 (T) lsl r0,r0,#0x6 ;2 434
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080CA4F4 (T) ldr r1,[r1] ;4 438
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080CA4F6 (T) add r1,r1,r0 ;2 440
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080CA4F8 (T) mov r4,#0x22 ;2 442
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080CA4FA (T) ldsh r0,[r6,r4] ;6 448
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080CA4FC (T) lsl r0,r0,#0x1 ;2 450
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080CA4FE (T) add r5,r1,r0 ;2 452
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080CA500 (T) mov r0,#0x0 ;2 454
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080CA502 (T) mov r12,r0 ;2 456
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080CA504 (T) mov r4,#0x0 ;2 458
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080CA506 (T) mov r8,r4 ;2 460
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080CA508 (T) mov r1,#0x20 ;2 462
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080CA50A (T) ldsh r0,[r6,r1] ;4 466
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080CA50C (T) cmp r12,r0 ;2 468
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080CA50E (T) bge #0x80CA580 ;8 476
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080CA510 (T) lsl r0,r4,#0x10 ;2 478
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080CA512 (T) asr r2,r0,#0x10 ;2 480
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080CA514 (T) mov r4,#0x26 ;2 482
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080CA516 (T) ldsh r1,[r6,r4] ;6 488
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080CA518 (T) mov r4,r0 ;2 490
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080CA51A (T) cmp r2,r1 ;2 492
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080CA51C (T) bge #0x80CA528 ;8 500
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080CA51E (T) mov r1,#0x22 ;2 502
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080CA520 (T) ldsh r0,[r6,r1] ;4 506
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080CA522 (T) add r0,r2,r0 ;2 508
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080CA524 (T) cmp r0,#0x1F ;2 510
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080CA526 (T) ble #0x80CA554 ;8 518
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080CA528 (T) mov r2,r8 ;2 520
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080CA52A (T) lsl r0,r2,#0x10 ;2 522
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080CA52C (T) mov r4,#0x80 ;2 524
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080CA52E (T) lsl r4,r4,#0x9 ;2 526
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080CA530 (T) add r0,r0,r4 ;2 528
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080CA532 (T) lsr r1,r0,#0x10 ;2 530
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080CA534 (T) mov r8,r1 ;2 532
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080CA536 (T) asr r0,r0,#0x10 ;2 534
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080CA538 (T) mov r2,#0x24 ;2 536
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080CA53A (T) ldsh r1,[r6,r2] ;4 540
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080CA53C (T) add r0,r0,r1 ;2 542
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080CA53E (T) cmp r0,#0x1F ;2 544
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080CA540 (T) bgt #0x80CA580 ;8 552
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080CA542 (T) lsl r0,r0,#0x6 ;2 554
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080CA544 (T) mov r4,r10 ;2 556
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080CA546 (T) ldr r1,[r4] ;4 560
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080CA548 (T) add r1,r1,r0 ;2 562
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080CA54A (T) mov r2,#0x22 ;2 564
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080CA54C (T) ldsh r0,[r6,r2] ;4 568
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080CA54E (T) lsl r0,r0,#0x1 ;2 570
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080CA550 (T) add r5,r1,r0 ;2 572
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080CA552 (T) mov r4,#0x0 ;2 574
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080CA554 (T) ldr r1,=#0x1FF ;9 583
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080CA556 (T) mov r0,r1 ;2 585
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080CA558 (T) ldrh r2,[r3] ;4 589
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080CA55A (T) add r0,r0,r2 ;2 591
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080CA55C (T) ldrh r1,[r7] ;4 595
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080CA55E (T) orr r0,r1 ;2 597
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080CA560 (T) strh r0,[r5] ;7 604
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080CA562 (T) mov r0,r12 ;2 606
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080CA564 (T) lsl r1,r0,#0x10 ;2 608
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080CA566 (T) mov r2,#0x80 ;2 610
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080CA568 (T) lsl r2,r2,#0x9 ;2 612
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080CA56A (T) add r1,r1,r2 ;2 614
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080CA56C (T) add r5,#0x2 ;2 616
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080CA56E (T) add r0,r4,r2 ;2 618
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080CA570 (T) lsr r4,r0,#0x10 ;2 620
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080CA572 (T) lsr r0,r1,#0x10 ;2 622
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080CA574 (T) mov r12,r0 ;2 624
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080CA576 (T) asr r1,r1,#0x10 ;2 626
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080CA578 (T) mov r2,#0x20 ;2 628
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080CA57A (T) ldsh r0,[r6,r2] ;4 632
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080CA57C (T) cmp r1,r0 ;2 634
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080CA57E (T) blt #0x80CA510 ;8 642
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080CA580 (T) mov r4,#0x24 ;2 644
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080CA582 (T) ldsh r3,[r6,r4] ;6 650
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080CA584 (T) add r0,r3,2 ;2 652
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080CA586 (T) lsl r0,r0,#0x6 ;2 654
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080CA588 (T) mov r1,r10 ;2 656
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080CA58A (T) ldr r2,[r1] ;4 660
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080CA58C (T) add r0,r2,r0 ;2 662
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080CA58E (T) mov r4,#0x22 ;2 664
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080CA590 (T) ldsh r1,[r6,r4] ;6 670
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080CA592 (T) lsl r1,r1,#0x1 ;2 672
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080CA594 (T) add r7,r0,r1 ;2 674
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080CA596 (T) lsl r3,r3,#0x6 ;2 676
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080CA598 (T) add r2,r2,r3 ;2 678
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080CA59A (T) add r5,r2,r1 ;2 680
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080CA59C (T) mov r0,#0x0 ;2 682
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080CA59E (T) mov r12,r0 ;2 684
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080CA5A0 (T) mov r4,#0x0 ;2 686
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080CA5A2 (T) mov r8,r4 ;2 688
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080CA5A4 (T) mov r9,r4 ;2 690
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080CA5A6 (T) mov r1,#0x20 ;2 692
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080CA5A8 (T) ldsh r0,[r6,r1] ;4 696
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080CA5AA (T) cmp r12,r0 ;2 698
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080CA5AC (T) bge #0x80CA64A ;8 706
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080CA5AE (T) lsl r0,r4,#0x10 ;2 708
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080CA5B0 (T) asr r3,r0,#0x10 ;2 710
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080CA5B2 (T) mov r2,#0x26 ;2 712
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080CA5B4 (T) ldsh r1,[r6,r2] ;4 716
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080CA5B6 (T) mov r4,r0 ;2 718
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080CA5B8 (T) cmp r3,r1 ;2 720
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080CA5BA (T) bge #0x80CA5C6 ;8 728
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080CA5BC (T) mov r1,#0x22 ;2 730
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080CA5BE (T) ldsh r0,[r6,r1] ;4 734
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080CA5C0 (T) add r0,r3,r0 ;2 736
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080CA5C2 (T) cmp r0,#0x1F ;2 738
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080CA5C4 (T) ble #0x80CA608 ;8 746
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080CA5C6 (T) mov r2,r8 ;2 748
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080CA5C8 (T) lsl r0,r2,#0x10 ;2 750
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080CA5CA (T) mov r4,#0x80 ;2 752
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080CA5CC (T) lsl r4,r4,#0x9 ;2 754
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080CA5CE (T) add r0,r0,r4 ;2 756
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080CA5D0 (T) lsr r1,r0,#0x10 ;2 758
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080CA5D2 (T) mov r8,r1 ;2 760
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080CA5D4 (T) asr r1,r0,#0x10 ;2 762
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080CA5D6 (T) mov r2,#0x24 ;2 764
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080CA5D8 (T) ldsh r0,[r6,r2] ;4 768
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080CA5DA (T) add r3,r1,r0 ;2 770
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080CA5DC (T) cmp r3,#0x1F ;2 772
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080CA5DE (T) bgt #0x80CA64A ;8 780
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080CA5E0 (T) mov r4,#0x28 ;2 782
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080CA5E2 (T) ldsh r0,[r6,r4] ;6 788
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080CA5E4 (T) sub r0,#0x2 ;2 790
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080CA5E6 (T) cmp r1,r0 ;2 792
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080CA5E8 (T) blt #0x80CA5EE ;8 800
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080CA5EA (T) mov r0,#0x1 ;2 802
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080CA5EC (T) mov r9,r0 ;2 804
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080CA5EE (T) add r0,r3,2 ;2 806
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080CA5F0 (T) lsl r0,r0,#0x6 ;2 808
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080CA5F2 (T) mov r1,r10 ;2 810
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080CA5F4 (T) ldr r2,[r1] ;4 814
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080CA5F6 (T) add r0,r2,r0 ;2 816
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080CA5F8 (T) mov r4,#0x22 ;2 818
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080CA5FA (T) ldsh r1,[r6,r4] ;6 824
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080CA5FC (T) lsl r1,r1,#0x1 ;2 826
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080CA5FE (T) add r7,r0,r1 ;2 828
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080CA600 (T) lsl r0,r3,#0x6 ;2 830
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080CA602 (T) add r2,r2,r0 ;2 832
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080CA604 (T) add r5,r2,r1 ;2 834
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080CA606 (T) mov r4,#0x0 ;2 836
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080CA608 (T) mov r0,r9 ;2 838
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080CA60A (T) cmp r0,#0x0 ;2 840
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080CA60C (T) bne #0x80CA624 ;8 848
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080CA60E (T) ldrh r0,[r7] ;4 852
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080CA610 (T) strh r0,[r5] ;7 859
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080CA612 (T) b #0x80CA62A ;8 867
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080CA614 (T) str r4,[r5,r7] ;6 873
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080CA616 (T) lsl r0,r0,#0xC ;2 875
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080CA618 (T) lsl r7,r7,#0x7 ;2 877
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080CA61A (T) lsl r0,r0,#0x0 ;2 879
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080CA61C (T) strh r0,[r5,r0] ;7 886
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080CA61E (T) lsl r0,r0,#0xC ;2 888
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080CA620 (T) strh r0,[r6,r1] ;5 893
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080CA622 (T) lsl r0,r0,#0xC ;2 895
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080CA624 (T) mov r1,r13 ;2 897
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080CA626 (T) ldrh r1,[r1] ;4 901
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080CA628 (T) strh r1,[r5] ;7 908
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080CA62A (T) mov r2,r12 ;2 910
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080CA62C (T) lsl r0,r2,#0x10 ;2 912
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080CA62E (T) mov r1,#0x80 ;2 914
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080CA630 (T) lsl r1,r1,#0x9 ;2 916
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080CA632 (T) add r0,r0,r1 ;2 918
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080CA634 (T) add r7,#0x2 ;2 920
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080CA636 (T) add r5,#0x2 ;2 922
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080CA638 (T) add r1,r4,r1 ;2 924
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080CA63A (T) lsr r4,r1,#0x10 ;2 926
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080CA63C (T) lsr r2,r0,#0x10 ;2 928
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080CA63E (T) mov r12,r2 ;2 930
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080CA640 (T) asr r0,r0,#0x10 ;2 932
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080CA642 (T) mov r2,#0x20 ;2 934
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080CA644 (T) ldsh r1,[r6,r2] ;4 938
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080CA646 (T) cmp r0,r1 ;2 940
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080CA648 (T) blt #0x80CA5AE ;8 948
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080CA64A (T) add sp,#0x4 ;2 950
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080CA64C (T) pop {r3-r5} ;17 967
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080CA64E (T) mov r8,r3 ;2 969
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080CA650 (T) mov r9,r4 ;2 971
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080CA652 (T) mov r10,r5 ;2 973
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080CA654 (T) pop {r4-r7} ;21 994
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080CA656 (T) pop {r0} ;9 1003
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080CA658 (T) bx r0 ;8 1011
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