mirror of
https://gitlab.com/ryandwyer/perfect-dark
synced 2026-08-03 08:33:20 -04:00
Ryan Dwyer
285 lines
9.7 KiB
C
285 lines
9.7 KiB
C
#include <ultra64.h>
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#include "constants.h"
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#include "game/game_0b3350.h"
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#include "game/game_0b69d0.h"
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#include "game/file.h"
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#include "game/game_176080.h"
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#include "game/options.h"
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#include "bss.h"
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#include "lib/audiodma.h"
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#include "lib/memory.h"
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#include "lib/mtx.h"
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#include "data.h"
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#include "types.h"
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struct admaitem {
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ALLink node;
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u32 startaddr;
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u32 lastframe;
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u8 *ptr;
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};
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struct admastate {
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u8 initialised;
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struct admaitem *firstused;
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struct admaitem *firstfree;
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u32 unk0c;
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};
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u32 var8005d520 = 0;
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struct admastate g_AdmaState;
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struct admaitem g_AdmaItems[80];
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u32 var80091f50[480];
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OSMesgQueue var800926d0;
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OSMesg var800926e8[80];
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u32 var80092828;
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void admaInit(void)
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{
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osCreateMesgQueue(&var800926d0, var800926e8, 80);
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}
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void admaExec(void);
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GLOBAL_ASM(
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glabel admaExec
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/* 9690: 27bdffc0 */ addiu $sp,$sp,-64
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/* 9694: 3c088009 */ lui $t0,%hi(g_AdmaState)
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/* 9698: 25081900 */ addiu $t0,$t0,%lo(g_AdmaState)
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/* 969c: afb10028 */ sw $s1,0x28($sp)
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/* 96a0: 8d110004 */ lw $s1,0x4($t0)
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/* 96a4: afb00024 */ sw $s0,0x24($sp)
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/* 96a8: afa60048 */ sw $a2,0x48($sp)
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/* 96ac: afbf002c */ sw $ra,0x2c($sp)
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/* 96b0: 00803825 */ or $a3,$a0,$zero
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/* 96b4: 00008025 */ or $s0,$zero,$zero
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/* 96b8: 12200015 */ beqz $s1,.L00009710
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/* 96bc: 02203025 */ or $a2,$s1,$zero
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/* 96c0: 8cc20008 */ lw $v0,0x8($a2)
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.L000096c4:
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/* 96c4: 00e57021 */ addu $t6,$a3,$a1
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/* 96c8: 00e2082a */ slt $at,$a3,$v0
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/* 96cc: 14200010 */ bnez $at,.L00009710
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/* 96d0: 24430400 */ addiu $v1,$v0,0x400
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/* 96d4: 006e082a */ slt $at,$v1,$t6
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/* 96d8: 1420000a */ bnez $at,.L00009704
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/* 96dc: 00c08025 */ or $s0,$a2,$zero
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/* 96e0: 8cd80010 */ lw $t8,0x10($a2)
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/* 96e4: 3c0f8009 */ lui $t7,%hi(var80092828)
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/* 96e8: 8def2828 */ lw $t7,%lo(var80092828)($t7)
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/* 96ec: 0307c821 */ addu $t9,$t8,$a3
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/* 96f0: 03222023 */ subu $a0,$t9,$v0
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/* 96f4: 0c012d20 */ jal osVirtualToPhysical
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/* 96f8: accf000c */ sw $t7,0xc($a2)
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/* 96fc: 1000004d */ b .L00009834
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/* 9700: 8fbf002c */ lw $ra,0x2c($sp)
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.L00009704:
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/* 9704: 8cc60000 */ lw $a2,0x0($a2)
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/* 9708: 54c0ffee */ bnezl $a2,.L000096c4
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/* 970c: 8cc20008 */ lw $v0,0x8($a2)
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.L00009710:
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/* 9710: 8d060008 */ lw $a2,0x8($t0)
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/* 9714: 14c00005 */ bnez $a2,.L0000972c
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/* 9718: 00c02025 */ or $a0,$a2,$zero
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/* 971c: 0c012d20 */ jal osVirtualToPhysical
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/* 9720: 02202025 */ or $a0,$s1,$zero
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/* 9724: 10000043 */ b .L00009834
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/* 9728: 8fbf002c */ lw $ra,0x2c($sp)
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.L0000972c:
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/* 972c: 8cc90000 */ lw $t1,0x0($a2)
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/* 9730: afa70040 */ sw $a3,0x40($sp)
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/* 9734: afa60034 */ sw $a2,0x34($sp)
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/* 9738: 0c00c5e9 */ jal alUnlink
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/* 973c: ad090008 */ sw $t1,0x8($t0)
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/* 9740: 3c088009 */ lui $t0,%hi(g_AdmaState)
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/* 9744: 25081900 */ addiu $t0,$t0,%lo(g_AdmaState)
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/* 9748: 8fa60034 */ lw $a2,0x34($sp)
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/* 974c: 12000009 */ beqz $s0,.L00009774
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/* 9750: 8fa70040 */ lw $a3,0x40($sp)
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/* 9754: 00c02025 */ or $a0,$a2,$zero
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/* 9758: 02002825 */ or $a1,$s0,$zero
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/* 975c: afa60034 */ sw $a2,0x34($sp)
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/* 9760: 0c00c5dc */ jal alLink
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/* 9764: afa70040 */ sw $a3,0x40($sp)
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/* 9768: 8fa60034 */ lw $a2,0x34($sp)
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/* 976c: 1000000c */ b .L000097a0
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/* 9770: 8fa70040 */ lw $a3,0x40($sp)
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.L00009774:
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/* 9774: 8d110004 */ lw $s1,0x4($t0)
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/* 9778: 52200007 */ beqzl $s1,.L00009798
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/* 977c: ad060004 */ sw $a2,0x4($t0)
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/* 9780: ad060004 */ sw $a2,0x4($t0)
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/* 9784: acd10000 */ sw $s1,0x0($a2)
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/* 9788: acc00004 */ sw $zero,0x4($a2)
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/* 978c: 10000004 */ b .L000097a0
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/* 9790: ae260004 */ sw $a2,0x4($s1)
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/* 9794: ad060004 */ sw $a2,0x4($t0)
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.L00009798:
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/* 9798: acc00000 */ sw $zero,0x0($a2)
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/* 979c: acc00004 */ sw $zero,0x4($a2)
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.L000097a0:
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/* 97a0: 30f10001 */ andi $s1,$a3,0x1
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/* 97a4: 00f13823 */ subu $a3,$a3,$s1
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/* 97a8: acc70008 */ sw $a3,0x8($a2)
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/* 97ac: 3c0a8009 */ lui $t2,%hi(var80092828)
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/* 97b0: 8d4a2828 */ lw $t2,%lo(var80092828)($t2)
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/* 97b4: 8cd00010 */ lw $s0,0x10($a2)
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/* 97b8: 3c018000 */ lui $at,0x8000
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/* 97bc: acca000c */ sw $t2,0xc($a2)
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/* 97c0: afa70040 */ sw $a3,0x40($sp)
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/* 97c4: 00e12025 */ or $a0,$a3,$at
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/* 97c8: 0c013920 */ jal osInvalDCache
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/* 97cc: 24050400 */ addiu $a1,$zero,0x400
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/* 97d0: 3c038006 */ lui $v1,%hi(var8005d520)
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/* 97d4: 2463d520 */ addiu $v1,$v1,%lo(var8005d520)
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/* 97d8: 8c620000 */ lw $v0,0x0($v1)
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/* 97dc: 3c0c8009 */ lui $t4,%hi(var80091f50)
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/* 97e0: 3c0e8009 */ lui $t6,%hi(var800926d0)
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/* 97e4: 00025880 */ sll $t3,$v0,0x2
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/* 97e8: 01625823 */ subu $t3,$t3,$v0
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/* 97ec: 000b58c0 */ sll $t3,$t3,0x3
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/* 97f0: 25ce26d0 */ addiu $t6,$t6,%lo(var800926d0)
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/* 97f4: 258c1f50 */ addiu $t4,$t4,%lo(var80091f50)
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/* 97f8: 240d0400 */ addiu $t5,$zero,0x400
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/* 97fc: 244f0001 */ addiu $t7,$v0,0x1
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/* 9800: 8fa70040 */ lw $a3,0x40($sp)
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/* 9804: ac6f0000 */ sw $t7,0x0($v1)
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/* 9808: afad0014 */ sw $t5,0x14($sp)
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/* 980c: 016c2021 */ addu $a0,$t3,$t4
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/* 9810: afae0018 */ sw $t6,0x18($sp)
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/* 9814: 24050001 */ addiu $a1,$zero,0x1
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/* 9818: 00003025 */ or $a2,$zero,$zero
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/* 981c: 0c01394c */ jal osPiStartDma
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/* 9820: afb00010 */ sw $s0,0x10($sp)
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/* 9824: 0c012d20 */ jal osVirtualToPhysical
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/* 9828: 02002025 */ or $a0,$s0,$zero
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/* 982c: 00511021 */ addu $v0,$v0,$s1
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/* 9830: 8fbf002c */ lw $ra,0x2c($sp)
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.L00009834:
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/* 9834: 8fb00024 */ lw $s0,0x24($sp)
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/* 9838: 8fb10028 */ lw $s1,0x28($sp)
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/* 983c: 03e00008 */ jr $ra
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/* 9840: 27bd0040 */ addiu $sp,$sp,0x40
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);
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void *admaNew(struct admastate **state)
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{
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#if VERSION >= VERSION_PAL_FINAL
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s32 max = 80;
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#else
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s32 max = IS4MB() ? 60 : 80;
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#endif
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s32 i;
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if (!g_AdmaState.initialised) {
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g_AdmaState.firstfree = g_AdmaItems;
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for (i = 0; i < max - 1; i++) {
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alLink(&g_AdmaItems[i + 1].node, &g_AdmaItems[i].node);
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g_AdmaItems[i].ptr = alHeapAlloc(&g_SndHeap, 1, 1024);
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}
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g_AdmaState.initialised = true;
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}
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*state = &g_AdmaState;
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return &admaExec;
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}
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GLOBAL_ASM(
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glabel admaClear
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/* 993c: 27bdffd8 */ addiu $sp,$sp,-40
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/* 9940: afb2001c */ sw $s2,0x1c($sp)
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/* 9944: 3c128009 */ lui $s2,%hi(g_AdmaState)
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/* 9948: 26521900 */ addiu $s2,$s2,%lo(g_AdmaState)
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/* 994c: afb00014 */ sw $s0,0x14($sp)
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/* 9950: 8e500004 */ lw $s0,0x4($s2)
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/* 9954: afbf0024 */ sw $ra,0x24($sp)
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/* 9958: afb30020 */ sw $s3,0x20($sp)
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/* 995c: 1200001c */ beqz $s0,.L000099d0
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/* 9960: afb10018 */ sw $s1,0x18($sp)
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/* 9964: 3c138009 */ lui $s3,%hi(var80092828)
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/* 9968: 26732828 */ addiu $s3,$s3,%lo(var80092828)
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.L0000996c:
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/* 996c: 8e0f000c */ lw $t7,0xc($s0)
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/* 9970: 8e6e0000 */ lw $t6,0x0($s3)
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/* 9974: 8e020000 */ lw $v0,0x0($s0)
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/* 9978: 25f80001 */ addiu $t8,$t7,0x1
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/* 997c: 030e082b */ sltu $at,$t8,$t6
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/* 9980: 10200011 */ beqz $at,.L000099c8
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/* 9984: 00408825 */ or $s1,$v0,$zero
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/* 9988: 8e590004 */ lw $t9,0x4($s2)
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/* 998c: 16190002 */ bne $s0,$t9,.L00009998
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/* 9990: 00000000 */ nop
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/* 9994: ae420004 */ sw $v0,0x4($s2)
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.L00009998:
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/* 9998: 0c00c5e9 */ jal alUnlink
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/* 999c: 02002025 */ or $a0,$s0,$zero
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/* 99a0: 8e450008 */ lw $a1,0x8($s2)
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/* 99a4: 50a00006 */ beqzl $a1,.L000099c0
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/* 99a8: ae500008 */ sw $s0,0x8($s2)
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/* 99ac: 0c00c5dc */ jal alLink
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/* 99b0: 02002025 */ or $a0,$s0,$zero
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/* 99b4: 10000004 */ b .L000099c8
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/* 99b8: 00000000 */ nop
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/* 99bc: ae500008 */ sw $s0,0x8($s2)
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.L000099c0:
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/* 99c0: ae000000 */ sw $zero,0x0($s0)
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/* 99c4: ae000004 */ sw $zero,0x4($s0)
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.L000099c8:
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/* 99c8: 1620ffe8 */ bnez $s1,.L0000996c
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/* 99cc: 02208025 */ or $s0,$s1,$zero
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.L000099d0:
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/* 99d0: 3c138009 */ lui $s3,%hi(var80092828)
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/* 99d4: 26732828 */ addiu $s3,$s3,%lo(var80092828)
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/* 99d8: 8e680000 */ lw $t0,0x0($s3)
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/* 99dc: 8fbf0024 */ lw $ra,0x24($sp)
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/* 99e0: 3c018006 */ lui $at,%hi(var8005d520)
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/* 99e4: 25090001 */ addiu $t1,$t0,0x1
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/* 99e8: ae690000 */ sw $t1,0x0($s3)
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/* 99ec: 8fb30020 */ lw $s3,0x20($sp)
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/* 99f0: 8fb00014 */ lw $s0,0x14($sp)
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/* 99f4: 8fb10018 */ lw $s1,0x18($sp)
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/* 99f8: 8fb2001c */ lw $s2,0x1c($sp)
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/* 99fc: ac20d520 */ sw $zero,%lo(var8005d520)($at)
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/* 9a00: 03e00008 */ jr $ra
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/* 9a04: 27bd0028 */ addiu $sp,$sp,0x28
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);
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GLOBAL_ASM(
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glabel adma00009a08
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/* 9a08: 27bdffd8 */ addiu $sp,$sp,-40
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/* 9a0c: afb30020 */ sw $s3,0x20($sp)
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/* 9a10: 3c138006 */ lui $s3,%hi(var8005d520)
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/* 9a14: 2673d520 */ addiu $s3,$s3,%lo(var8005d520)
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/* 9a18: 8e6e0000 */ lw $t6,0x0($s3)
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/* 9a1c: afb00014 */ sw $s0,0x14($sp)
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/* 9a20: afbf0024 */ sw $ra,0x24($sp)
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/* 9a24: afb2001c */ sw $s2,0x1c($sp)
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/* 9a28: afb10018 */ sw $s1,0x18($sp)
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/* 9a2c: 19c0000c */ blez $t6,.L00009a60
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/* 9a30: 00008025 */ or $s0,$zero,$zero
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/* 9a34: 3c118009 */ lui $s1,%hi(var800926d0)
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/* 9a38: 263126d0 */ addiu $s1,$s1,%lo(var800926d0)
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/* 9a3c: 02202025 */ or $a0,$s1,$zero
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.L00009a40:
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/* 9a40: 00002825 */ or $a1,$zero,$zero
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/* 9a44: 0c0121bc */ jal osRecvMesg
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/* 9a48: 00003025 */ or $a2,$zero,$zero
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/* 9a4c: 8e6f0000 */ lw $t7,0x0($s3)
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/* 9a50: 26100001 */ addiu $s0,$s0,0x1
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/* 9a54: 020f082a */ slt $at,$s0,$t7
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/* 9a58: 5420fff9 */ bnezl $at,.L00009a40
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/* 9a5c: 02202025 */ or $a0,$s1,$zero
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.L00009a60:
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/* 9a60: 8fbf0024 */ lw $ra,0x24($sp)
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/* 9a64: 8fb00014 */ lw $s0,0x14($sp)
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/* 9a68: 8fb10018 */ lw $s1,0x18($sp)
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/* 9a6c: 8fb2001c */ lw $s2,0x1c($sp)
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/* 9a70: 8fb30020 */ lw $s3,0x20($sp)
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/* 9a74: 03e00008 */ jr $ra
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/* 9a78: 27bd0028 */ addiu $sp,$sp,0x28
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);
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