Decompile memInit
This commit is contained in:
Ryan Dwyer
parent
a5ee61e626
commit
c2a3383869
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@ -4,13 +4,13 @@
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#include "types.h"
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void func000121e0(void);
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void func000121e8(u32 arg0, u32 arg1);
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void memInit(u32 heapstart, u32 heaplen);
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u32 func000122e0(void);
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void *func00012324(void);
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u32 func00012324(void);
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void *func00012354(struct memorypool *pools, u32 len, u8 pool);
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void *malloc(u32 len, u8 pool);
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void func00012430(void *ptr, u32 len, u8 pool);
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s32 func000124d4(u8 poolnum, bool secondary);
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u32 func000124d4(u8 poolnum, bool secondary);
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void func00012528(u8 pool);
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void func00012594(u8 pool);
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u32 func000125dc(void);
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@ -5287,11 +5287,11 @@ struct gecreditsdata {
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};
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struct memorypool {
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/*0x00*/ void *unk00;
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/*0x04*/ void *unk04;
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/*0x08*/ void *unk08;
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/*0x0c*/ void *unk0c;
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/*0x10*/ void *unk10;
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/*0x00*/ u32 unk00;
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/*0x04*/ u32 unk04;
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/*0x08*/ u32 unk08;
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/*0x0c*/ u32 unk0c;
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/*0x10*/ u32 unk10;
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};
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struct invitem_weap {
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@ -17,74 +17,44 @@ void func000121e0(void)
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// empty
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}
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GLOBAL_ASM(
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glabel func000121e8
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/* 121e8: 00803025 */ or $a2,$a0,$zero
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/* 121ec: 27bdffe0 */ addiu $sp,$sp,-32
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/* 121f0: 3c04800a */ lui $a0,%hi(var8009946c)
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/* 121f4: 3c03800a */ lui $v1,%hi(g_PrimaryMemoryPools)
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/* 121f8: 3c02800a */ lui $v0,%hi(g_SecondaryMemoryPools)
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/* 121fc: afbf0014 */ sw $ra,0x14($sp)
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/* 12200: 244293b8 */ addiu $v0,$v0,%lo(g_SecondaryMemoryPools)
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/* 12204: 24639300 */ addiu $v1,$v1,%lo(g_PrimaryMemoryPools)
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/* 12208: 2484946c */ addiu $a0,$a0,%lo(var8009946c)
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.L0001220c:
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/* 1220c: 24420014 */ addiu $v0,$v0,0x14
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/* 12210: 0044082b */ sltu $at,$v0,$a0
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/* 12214: 24630014 */ addiu $v1,$v1,0x14
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/* 12218: ac60ffec */ sw $zero,-0x14($v1)
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/* 1221c: ac60fff0 */ sw $zero,-0x10($v1)
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/* 12220: ac60fff4 */ sw $zero,-0xc($v1)
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/* 12224: ac60fffc */ sw $zero,-0x4($v1)
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/* 12228: ac40ffec */ sw $zero,-0x14($v0)
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/* 1222c: ac40fff0 */ sw $zero,-0x10($v0)
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/* 12230: ac40fff4 */ sw $zero,-0xc($v0)
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/* 12234: 1420fff5 */ bnez $at,.L0001220c
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/* 12238: ac40fffc */ sw $zero,-0x4($v0)
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/* 1223c: 3c02800a */ lui $v0,%hi(g_PrimaryMemoryPools)
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/* 12240: 24429300 */ addiu $v0,$v0,%lo(g_PrimaryMemoryPools)
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/* 12244: 00c51821 */ addu $v1,$a2,$a1
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/* 12248: ac460000 */ sw $a2,0x0($v0)
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/* 1224c: ac430008 */ sw $v1,0x8($v0)
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/* 12250: ac460078 */ sw $a2,0x78($v0)
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/* 12254: ac430080 */ sw $v1,0x80($v0)
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/* 12258: ac460050 */ sw $a2,0x50($v0)
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/* 1225c: 0c0005b0 */ jal osGetMemSize
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/* 12260: ac430058 */ sw $v1,0x58($v0)
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/* 12264: 3c018000 */ lui $at,0x8000
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/* 12268: 00417021 */ addu $t6,$v0,$at
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/* 1226c: 0c0005b0 */ jal osGetMemSize
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/* 12270: afae0018 */ sw $t6,0x18($sp)
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/* 12274: 3c010040 */ lui $at,0x40
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/* 12278: 34210001 */ ori $at,$at,0x1
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/* 1227c: 0041082a */ slt $at,$v0,$at
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/* 12280: 14200007 */ bnez $at,.L000122a0
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/* 12284: 3c03800a */ lui $v1,%hi(g_PrimaryMemoryPools)
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/* 12288: 8fb80018 */ lw $t8,0x18($sp)
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/* 1228c: 3c02800a */ lui $v0,%hi(g_SecondaryMemoryPools)
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/* 12290: 244293b8 */ addiu $v0,$v0,%lo(g_SecondaryMemoryPools)
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/* 12294: 3c0f8040 */ lui $t7,0x8040
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/* 12298: ac4f0050 */ sw $t7,0x50($v0)
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/* 1229c: ac580058 */ sw $t8,0x58($v0)
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.L000122a0:
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/* 122a0: 3c02800a */ lui $v0,%hi(g_SecondaryMemoryPools)
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/* 122a4: 3c04800a */ lui $a0,%hi(var8009946c)
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/* 122a8: 2484946c */ addiu $a0,$a0,%lo(var8009946c)
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/* 122ac: 244293b8 */ addiu $v0,$v0,%lo(g_SecondaryMemoryPools)
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/* 122b0: 24639300 */ addiu $v1,$v1,%lo(g_PrimaryMemoryPools)
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.L000122b4:
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/* 122b4: 8c790008 */ lw $t9,0x8($v1)
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/* 122b8: 8c480008 */ lw $t0,0x8($v0)
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/* 122bc: 24420014 */ addiu $v0,$v0,0x14
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/* 122c0: 24630014 */ addiu $v1,$v1,0x14
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/* 122c4: ac79fff8 */ sw $t9,-0x8($v1)
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/* 122c8: 1444fffa */ bne $v0,$a0,.L000122b4
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/* 122cc: ac48fff8 */ sw $t0,-0x8($v0)
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/* 122d0: 8fbf0014 */ lw $ra,0x14($sp)
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/* 122d4: 27bd0020 */ addiu $sp,$sp,0x20
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/* 122d8: 03e00008 */ jr $ra
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/* 122dc: 00000000 */ nop
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);
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void memInit(u32 heapstart, u32 heaplen)
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{
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s32 i;
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u32 extraend;
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// Memory pool 9 is not cleared? Doesn't appear to be used anyway.
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// Maybe the array is only 0-8?
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for (i = 0; i < 9; i++) {
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g_PrimaryMemoryPools[i].unk00 = 0;
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g_PrimaryMemoryPools[i].unk04 = 0;
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g_PrimaryMemoryPools[i].unk08 = 0;
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g_PrimaryMemoryPools[i].unk10 = 0;
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g_SecondaryMemoryPools[i].unk00 = 0;
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g_SecondaryMemoryPools[i].unk04 = 0;
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g_SecondaryMemoryPools[i].unk08 = 0;
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g_SecondaryMemoryPools[i].unk10 = 0;
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}
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g_PrimaryMemoryPools[0].unk00 = heapstart;
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g_PrimaryMemoryPools[0].unk08 = heapstart + heaplen;
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g_PrimaryMemoryPools[6].unk00 = heapstart;
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g_PrimaryMemoryPools[6].unk08 = heapstart + heaplen;
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g_PrimaryMemoryPools[4].unk00 = heapstart;
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g_PrimaryMemoryPools[4].unk08 = heapstart + heaplen;
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extraend = 0x80000000 + osGetMemSize();
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if (osGetMemSize() > 4 * 1024 * 1024) {
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g_SecondaryMemoryPools[4].unk00 = 0x80400000;
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g_SecondaryMemoryPools[4].unk08 = extraend;
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}
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for (i = 0; i < 9; i++) {
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g_PrimaryMemoryPools[i].unk0c = g_PrimaryMemoryPools[i].unk08;
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g_SecondaryMemoryPools[i].unk0c = g_SecondaryMemoryPools[i].unk08;
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}
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}
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u32 func000122e0(void)
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{
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@ -99,9 +69,9 @@ u32 func000122e0(void)
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return free;
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}
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void *func00012324(void)
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u32 func00012324(void)
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{
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void *addr;
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u32 addr;
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if (IS4MB()) {
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addr = g_PrimaryMemoryPools[4].unk04;
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@ -215,7 +185,7 @@ void func000124cc(void)
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// empty
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}
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s32 func000124d4(u8 poolnum, bool secondary)
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u32 func000124d4(u8 poolnum, bool secondary)
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{
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struct memorypool *pool;
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@ -225,7 +195,7 @@ s32 func000124d4(u8 poolnum, bool secondary)
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pool = &g_SecondaryMemoryPools[poolnum];
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}
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return (u32)pool->unk08 - (u32)pool->unk04;
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return pool->unk08 - pool->unk04;
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}
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/**
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@ -241,14 +211,14 @@ void func00012528(u8 pool)
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g_PrimaryMemoryPools[pool].unk04 = g_PrimaryMemoryPools[pool].unk00;
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g_SecondaryMemoryPools[pool].unk04 = g_SecondaryMemoryPools[pool].unk00;
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g_PrimaryMemoryPools[pool].unk10 = NULL;
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g_SecondaryMemoryPools[pool].unk10 = NULL;
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g_PrimaryMemoryPools[pool].unk10 = 0;
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g_SecondaryMemoryPools[pool].unk10 = 0;
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}
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void func00012594(u8 pool)
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{
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g_PrimaryMemoryPools[pool].unk04 = NULL;
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g_SecondaryMemoryPools[pool].unk04 = NULL;
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g_PrimaryMemoryPools[pool].unk04 = 0;
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g_SecondaryMemoryPools[pool].unk04 = 0;
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g_PrimaryMemoryPools[pool].unk08 = g_PrimaryMemoryPools[pool].unk0c;
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g_SecondaryMemoryPools[pool].unk08 = g_SecondaryMemoryPools[pool].unk0c;
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}
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@ -509,7 +509,7 @@ glabel mainInit
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/* d994: 8c630b00 */ lw $v1,%lo(var80090b00)($v1)
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/* d998: 3c018000 */ lui $at,0x8000
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/* d99c: 00412025 */ or $a0,$v0,$at
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/* d9a0: 0c00487a */ jal func000121e8
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/* d9a0: 0c00487a */ jal memInit
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/* d9a4: 00642823 */ subu $a1,$v1,$a0
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/* d9a8: 0c00494a */ jal func00012528
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/* d9ac: 24040008 */ addiu $a0,$zero,0x8
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@ -762,7 +762,7 @@ const char var70053aa0[] = " -ml0 -me0 -mgfx100 -mvtx50 -mt700 -ma400";
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//
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// uVar2 = osVirtualToPhysical(&_gvarsSegmentEnd) | 0x80000000;
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// tmp = var80090b00;
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// func000121e8(uVar2, tmp - uVar2);
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// memInit(uVar2, tmp - uVar2);
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//
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// func00012528(8);
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// func00012528(6);
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