From 5fccd8ebab211f64b7a51f18f192a530b87d3fd3 Mon Sep 17 00:00:00 2001
From: Aetias <aetias@outlook.com>
Date: Mon, 26 Feb 2024 20:56:29 +0100
Subject: [PATCH] Disassemble all code in main ARM9 program

---
 asm/main.s | 99 ++++++++++++++++++++++++++++++++++++++----------------
 1 file changed, 70 insertions(+), 29 deletions(-)

diff --git a/asm/main.s b/asm/main.s
index fb41dfd7..a32d0dbf 100644
--- a/asm/main.s
+++ b/asm/main.s
@@ -1207,8 +1207,10 @@ _02000f34:
 	ldmia sp!, {r4, lr}
 	bx lr
 _02000f44:
-	.byte 0x00, 0x00, 0xe0, 0xe3, 0x02, 0x11, 0xc0, 0xe3, 0x10, 0x40, 0xbd, 0xe8
-	.byte 0x1e, 0xff, 0x2f, 0xe1
+    mvn r0, #0
+    bic r1, r0, #0x80000000
+    ldmia sp!, {r4, lr}
+    bx lr
 _02000f54:
 	cmp ip, #0x800
 	movge lr, #0x80000000
@@ -3176,8 +3178,12 @@ _020029a8:
 	mov r0, #0
 	bx lr
 _020029b0:
-	.byte 0x00, 0x00, 0x50, 0xe3, 0x01, 0x30, 0x53, 0xa2, 0x00, 0x00, 0x80, 0xe0, 0xa0, 0x04, 0xa0, 0xe1
-	.byte 0x83, 0x0b, 0x80, 0xe1, 0x1e, 0xff, 0x2f, 0xe1
+    cmp r0, #0
+    subges r3, r3, #1
+    add r0, r0, r0
+    mov r0, r0, lsr #9
+    orr r0, r0, r3, lsl #23
+    bx lr
 _020029c8:
 	mvn r0, #0x80000000
 	bx lr
@@ -3192,9 +3198,15 @@ _020029e4:
 	mvn r0, #0x80000000
 	bx lr
 	arm_func_end func_02002774
-_020029ec:
-	.byte 0xf0, 0x58, 0x2d, 0xe9
-	.byte 0x01, 0x40, 0xa0, 0xe1, 0x01, 0x40, 0x84, 0xe3, 0x03, 0x00, 0x00, 0xea
+
+    .global func_020029ec
+    arm_func_start func_020029ec
+func_020029ec: ; 0x020029ec
+    stmdb sp!, {r4, r5, r6, r7, fp, ip, lr}
+    mov r4, r1
+    orr r4, r4, #1
+    b _02002a0c
+    arm_func_end func_020029ec
 
 	.global func_020029fc
 	arm_func_start func_020029fc
@@ -3203,6 +3215,7 @@ func_020029fc: ; 0x020029fc
 	eor r4, r1, r3
 	mov r4, r4, asr #0x1
 	mov r4, r4, lsl #0x1
+_02002a0c:
 	orrs r5, r3, r2
 	bne _02002a1c
 	ldmia sp!, {r4, r5, r6, r7, fp, ip, lr}
@@ -3305,8 +3318,8 @@ _02002b3c:
 	mov r1, r1, lsr r5
 	b _02002b74
 _02002b6c:
-	.byte 0x31, 0x07, 0xa0, 0xe1
-	.byte 0x00, 0x10, 0xa0, 0xe3
+    mov r0, r1, lsr r7
+    mov r1, #0
 _02002b74:
 	cmp r4, #0
 	blt _02002b84
@@ -11998,9 +12011,10 @@ _02008cf4:
 	str r1, [sb, #4]
 	bl func_0200ee60
 	b _02008c20
-	arm_func_end func_02008bfc
 _02008d04:
-	.byte 0x04, 0xd0, 0x8d, 0xe2, 0xf8, 0x87, 0xbd, 0xe8
+    add sp, sp, #4
+    ldmia sp!, {r3, r4, r5, r6, r7, r8, sb, sl, pc}
+	arm_func_end func_02008bfc
 _02008d0c: .word 0x04000184
 _02008d10: .word data_02058e90
 
@@ -20155,10 +20169,11 @@ _0200e700:
 _0200e704:
 	mov r0, r0
 	b _0200e704
-	arm_func_end func_0200e6ac
 _0200e70c:
-	.byte 0x0f, 0x50, 0xbd, 0xe8
-	.byte 0x0c, 0xd0, 0xa0, 0xe1, 0x1e, 0xff, 0x2f, 0xe1
+    ldmia sp!, {r0, r1, r2, r3, ip, lr}
+    mov sp, ip
+    bx lr
+	arm_func_end func_0200e6ac
 _0200e718: .word data_0205acec
 _0200e71c: .word data_02000000
 
@@ -40922,9 +40937,10 @@ _0201eef0:
 	ldr ip, [ip, #0x34]
 	blx ip
 	b _0201eef0
-	arm_func_end func_0201eedc
 _0201ef50:
-	.byte 0x08, 0xd0, 0x8d, 0xe2, 0xf8, 0x80, 0xbd, 0xe8
+    add sp, sp, #8
+    ldmia sp!, {r3, r4, r5, r6, r7, pc}
+	arm_func_end func_0201eedc
 _0201ef58: .word data_0205dbd0
 
 	.global func_0201ef5c
@@ -54312,9 +54328,9 @@ _02028ad0:
 	str r7, [sp, #0x20]
 	str r6, [sp, #0x24]
 	b _02028a44
-	arm_func_end func_02028a24
 _02028b14:
-	.byte 0xf0, 0x87, 0xbd, 0xe8
+    ldmia sp!, {r4, r5, r6, r7, r8, sb, sl, pc}
+	arm_func_end func_02028a24
 _02028b18: .word data_02056120
 
 	.global func_02028b1c
@@ -97266,9 +97282,10 @@ _02045b34:
 	cmp sb, r4, lsl #1
 	bhs _02045ac8
 	b _02045a3c
-	arm_func_end func_020459e4
 _02045b40:
-	.byte 0x10, 0xd0, 0x8d, 0xe2, 0xf8, 0x8f, 0xbd, 0xe8
+    add sp, sp, #0x10
+    ldmia sp!, {r3, r4, r5, r6, r7, r8, sb, sl, fp, pc}
+	arm_func_end func_020459e4
 
 	.global func_02045b48
 	arm_func_start func_02045b48
@@ -108160,9 +108177,10 @@ _0204ee24:
 	movne r0, #0
 	strne r0, [r8, #8]
 	b _0204e5a0
-	arm_func_end func_0204e58c
 _0204ee34:
-	.byte 0xa4, 0xd0, 0x8d, 0xe2, 0xf0, 0x8f, 0xbd, 0xe8
+    add sp, sp, #0xa4
+    ldmia sp!, {r4, r5, r6, r7, r8, sb, sl, fp, pc}
+	arm_func_end func_0204e58c
 
 	.global func_0204ee3c
 	arm_func_start func_0204ee3c
@@ -108311,13 +108329,36 @@ func_0204f014: ; 0x0204f014
 	bl func_0204f8bc
 	b _0204f0a0
 _0204f030:
-	.byte 0x1c, 0x10, 0x8b, 0xe2, 0x01, 0x00, 0x84, 0xe2, 0xec, 0xfb, 0xff, 0xeb, 0x20, 0x10, 0x8b, 0xe2
-	.byte 0xea, 0xfb, 0xff, 0xeb, 0x24, 0x10, 0x8b, 0xe2, 0xc5, 0xfb, 0xff, 0xeb, 0x28, 0x00, 0x8b, 0xe5
-	.byte 0x08, 0x00, 0x9b, 0xe5, 0x1c, 0x10, 0x8b, 0xe2, 0xcc, 0xff, 0xff, 0xeb, 0x00, 0x00, 0x50, 0xe3
-	.byte 0x00, 0x00, 0x00, 0x0a, 0xff, 0x02, 0x00, 0xeb, 0x3c, 0x00, 0x9f, 0xe5, 0x1c, 0x10, 0x8b, 0xe2
-	.byte 0xc6, 0xff, 0xff, 0xeb, 0x00, 0x00, 0x50, 0xe3, 0x05, 0x00, 0x00, 0x0a, 0x2c, 0x30, 0x9f, 0xe5
-	.byte 0x2c, 0x00, 0x9f, 0xe5, 0x2c, 0x20, 0x9f, 0xe5, 0x00, 0x10, 0x8b, 0xe2, 0x00, 0x30, 0x8b, 0xe5
-	.byte 0xe2, 0x02, 0x00, 0xeb, 0x04, 0x00, 0x8b, 0xe2, 0xe9, 0x00, 0x00, 0xeb, 0x18, 0xd0, 0x9b, 0xe5
+	add r1, fp, #0x1c
+    add r0, r4, #1
+    bl func_0204dff0
+    add r1, fp, #0x20
+    bl func_0204dff0
+    add r1, fp, #0x24
+    bl func_0204df64
+    str r0, [fp, #0x28]
+    ldr r0, [fp, #8]
+    add r1, fp, #0x1c
+    bl func_0204ef90
+    cmp r0, #0
+    beq _0204f068
+    bl func_0204fc68
+_0204f068:
+    ldr r0, data_0204f0ac ; =data_020588a8
+    add r1, fp, #0x1c
+    bl func_0204ef90
+    cmp r0, #0
+    beq _0204f094
+    ldr r3, data_0204f0b0 ; =data_0205889c
+    ldr r0, data_0204f0b4 ; =data_020588c0
+    ldr r2, data_0204f0b8 ; =data_0204f0bc
+    add r1, fp, #0
+    str r3, [fp]
+    bl func_0204fc20
+_0204f094:
+    add r0, fp, #4
+    bl func_0204f444
+    ldr sp, [fp, #0x18]
 _0204f0a0:
 	bl func_0204f8a4
 	add sp, fp, #0x2c