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sub_8006218

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This commit is contained in:
scnorton 2018-01-21 16:51:04 -05:00
parent 66201fa6ab
commit 91c6c24400
6 changed files with 120 additions and 162 deletions
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134
asm/text.s
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@ -5,140 +5,6 @@
.text
thumb_func_start sub_8006218
sub_8006218:
push {r4-r7,lr}
mov r7, r10
mov r6, r9
mov r5, r8
push {r5-r7}
ldr r1, _080062F4
movs r0, 0
str r0, [r1]
ldr r0, _080062F8
ldr r5, _080062FC
adds r1, r5, 0
bl OpenFileAndGetFileDataPtr
ldr r4, _08006300
str r0, [r4]
ldr r0, _08006304
adds r1, r5, 0
bl OpenFileAndGetFileDataPtr
str r0, [r4, 0x4]
ldr r2, _08006308
ldr r1, [r4]
ldr r1, [r1, 0x4]
str r1, [r2]
ldr r0, [r0, 0x4]
str r0, [r2, 0x4]
ldr r1, _0800630C
movs r0, 0xB
str r0, [r1]
movs r0, 0xC
str r0, [r1, 0x4]
ldr r0, _08006310
movs r4, 0
movs r3, 0
adds r2, r0, 0
adds r2, 0x46
adds r0, 0x4
movs r1, 0x3
_08006264:
strh r3, [r0]
strh r3, [r0, 0x4]
strb r4, [r2]
adds r2, 0x48
adds r0, 0x48
subs r1, 0x1
cmp r1, 0
bge _08006264
ldr r1, _08006314
movs r0, 0
strh r0, [r1]
movs r3, 0
ldr r0, _08006318
mov r9, r0
ldr r1, _0800631C
mov r10, r1
ldr r7, _08006320
ldr r2, _08006324
mov r8, r2
movs r0, 0x80
lsls r0, 4
adds r6, r7, r0
ldr r4, _08006328
movs r5, 0
mov r12, r6
_08006296:
lsls r0, r3, 6
adds r2, r0, r7
mov r1, r8
strh r1, [r2]
adds r1, r0, r6
strh r4, [r1]
adds r3, 0x1
add r0, r12
adds r0, 0x2
adds r2, 0x2
movs r1, 0x1E
_080062AC:
strh r5, [r2]
strh r4, [r0]
adds r0, 0x2
adds r2, 0x2
subs r1, 0x1
cmp r1, 0
bge _080062AC
cmp r3, 0x13
ble _08006296
movs r1, 0
movs r0, 0x1
mov r2, r9
strb r0, [r2]
ldr r0, _0800632C
mov r2, r10
str r0, [r2]
ldr r0, _08006330
str r1, [r0]
ldr r2, _08006334
strb r1, [r2]
movs r0, 0x1
ldr r1, _08006338
str r0, [r1]
movs r0, 0x14
ldr r2, _0800633C
str r0, [r2]
movs r0, 0
bl xxx_update_some_bg_tiles
pop {r3-r5}
mov r8, r3
mov r9, r4
mov r10, r5
pop {r4-r7}
pop {r0}
bx r0
.align 2, 0
_080062F4: .4byte gUnknown_20274AC
_080062F8: .4byte gUnknown_80B87B4
_080062FC: .4byte gUnknown_8300500
_08006300: .4byte gUnknown_202AFB4
_08006304: .4byte gUnknown_80B87BC
_08006308: .4byte gUnknown_2027490
_0800630C: .4byte gUnknown_202B028
_08006310: .4byte gUnknown_2027370
_08006314: .4byte gUnknown_2027498
_08006318: .4byte gUnknown_202B034
_0800631C: .4byte gUnknown_202B030
_08006320: .4byte gUnknown_202B038
_08006324: .4byte 0x0000f279
_08006328: .4byte 0x0000f27a
_0800632C: .4byte 0x88888888
_08006330: .4byte gUnknown_203B078
_08006334: .4byte gUnknown_20274A5
_08006338: .4byte gUnknown_202B020
_0800633C: .4byte gUnknown_202B024
thumb_func_end sub_8006218
thumb_func_start xxx_update_some_bg_tiles
xxx_update_some_bg_tiles:
push {r4,r5,lr}

6
include/code_800558C.h Normal file
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@ -0,0 +1,6 @@
#ifndef GUARD_code_800558C_H
#define GUARD_code_800558C_H
extern u32 gUnknown_203B078;
#endif //GUARD_code_800558C_H

34
include/file_system.h Normal file
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@ -0,0 +1,34 @@
#ifndef GUARD_FILE_SYSTEM_H
#define GUARD_FILE_SYSTEM_H
struct File
{
char *name;
u8 *data;
};
struct OpenedFile
{
struct File *file;
u8 *data;
};
struct FileArchive
{
char magic[8];
s32 count;
struct File *entries;
};
struct SiroArchive
{
u32 magic;
u8 *data;
};
struct OpenedFile *OpenFile(const char *filename, const struct FileArchive *arc);
u8 *GetFileDataPtr(struct OpenedFile *openedFile, int unused);
struct OpenedFile *OpenFileAndGetFileDataPtr(const char *filename, const struct FileArchive *arc);
struct OpenedFile *Call_OpenFileAndGetFileDataPtr(const char *filename, const struct FileArchive *arc);
#endif //GUARD_FILE_SYSTEM_H

1
ld_script.txt
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@ -58,6 +58,7 @@ SECTIONS {
asm/sprite.o(.text);
asm/code_800558C.o(.text);
src/random.o(.text);
src/text.o(.text);
asm/text.o(.text);
asm/code_8009804.o(.text);
src/file_system.o(.text);

32
src/file_system.c
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@ -1,29 +1,5 @@
#include "global.h"
struct File
{
char *name;
u8 *data;
};
struct OpenedFile
{
struct File *file;
u8 *data;
};
struct FileArchive
{
char magic[8];
s32 count;
struct File *entries;
};
struct SiroArchive
{
u32 magic;
u8 *data;
};
#include "file_system.h"
extern struct OpenedFile gUnknown_202D2A8[];
@ -56,7 +32,7 @@ u32 sub_800A8F8(u32 value)
return oldValue;
}
struct OpenedFile *OpenFile(char *filename, struct FileArchive *arc)
struct OpenedFile *OpenFile(const char *filename, const struct FileArchive *arc)
{
char buffer[0x12C];
s32 left, right;
@ -138,7 +114,7 @@ u8 *GetFileDataPtr(struct OpenedFile *openedFile, int unused)
return GetSiroPtr(openedFile);
}
struct OpenedFile *OpenFileAndGetFileDataPtr(char *filename, struct FileArchive *arc)
struct OpenedFile *OpenFileAndGetFileDataPtr(const char *filename, const struct FileArchive *arc)
{
struct OpenedFile *openedFile = OpenFile(filename, arc);
if (openedFile)
@ -146,7 +122,7 @@ struct OpenedFile *OpenFileAndGetFileDataPtr(char *filename, struct FileArchive
return openedFile;
}
struct OpenedFile *Call_OpenFileAndGetFileDataPtr(char *filename, struct FileArchive *arc)
struct OpenedFile *Call_OpenFileAndGetFileDataPtr(const char *filename, const struct FileArchive *arc)
{
return OpenFileAndGetFileDataPtr(filename, arc);
}

75
src/text.c Normal file
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@ -0,0 +1,75 @@
// ------------------------
// TEXT.C
// Decompiled by PikalaxALT
// ------------------------
#include "global.h"
#include "file_system.h"
#include "code_800558C.h"
struct UnkTextStruct1 {
u8 fill00[4];
u16 unk04;
u8 fill06[2];
u16 unk08;
u8 fill04[0x3c];
u8 unk46;
};
EWRAM_DATA struct UnkTextStruct1 gUnknown_2027370[4];
EWRAM_DATA u8 *gUnknown_2027490[2];
EWRAM_DATA u16 gUnknown_2027498;
EWRAM_DATA u8 gUnknown_20274A5;
EWRAM_DATA u32 gUnknown_20274AC;
EWRAM_DATA struct OpenedFile *gUnknown_202AFB4[2];
EWRAM_DATA u32 gUnknown_202B020;
EWRAM_DATA u32 gUnknown_202B024;
EWRAM_DATA u32 gUnknown_202B028[2];
EWRAM_DATA u32 gUnknown_202B030;
EWRAM_DATA u8 gUnknown_202B034;
EWRAM_DATA u16 gUnknown_202B038[2][32][32];
void xxx_update_some_bg_tiles(int a0);
extern const char gUnknown_80B87B4[];
extern const char gUnknown_80B87BC[];
extern const struct FileArchive gUnknown_8300500;
void sub_8006218(void)
{
int i;
int j;
int k;
gUnknown_20274AC = 0;
gUnknown_202AFB4[0] = OpenFileAndGetFileDataPtr(gUnknown_80B87B4, &gUnknown_8300500);
gUnknown_202AFB4[1] = OpenFileAndGetFileDataPtr(gUnknown_80B87BC, &gUnknown_8300500);
gUnknown_2027490[0] = gUnknown_202AFB4[0]->data;
gUnknown_2027490[1] = gUnknown_202AFB4[1]->data;
gUnknown_202B028[0] = 11;
gUnknown_202B028[1] = 12;
for (k = 0; k < 4; k++)
{
gUnknown_2027370[k].unk04 = 0;
gUnknown_2027370[k].unk08 = 0;
gUnknown_2027370[k].unk46 = 0;
}
gUnknown_2027498 = 0;
for (i = 0; i < 20; i++)
{
gUnknown_202B038[0][i][0] = 0xf279;
gUnknown_202B038[1][i][0] = 0xf27a;
for (j = 1; j < 32; j++)
{
gUnknown_202B038[0][i][j] = 0;
gUnknown_202B038[1][i][j] = 0xf27a;
}
}
gUnknown_202B034 = 1;
gUnknown_202B030 = 0x88888888;
gUnknown_203B078 = 0;
gUnknown_20274A5 = 0;
gUnknown_202B020 = 1;
gUnknown_202B024 = 20;
xxx_update_some_bg_tiles(0);
}