add more debug code

11 files changed, 2142 insertions, 3 deletions

diff --git a/data/debug_unk_0.inc b/data/debug_unk_0.inc
index 4a2c2c777..d97e7676f 100644
--- a/data/debug_unk_0.inc
+++ b/data/debug_unk_0.inc
@@ -1,6 +1,6 @@
 debug_unk_0::
 @ 0x821F3B8
-    .incbin "baserom-debug.gba", 0x21F3B8, 620
+    .incbin "baserom_de_debug.gba", 0x21F3B8, 620
 
 Str_821F624:: @ 0x821F624
 	.string "ーーーーーーーーーーーー$"
@@ -36,7 +36,7 @@ debug_unk_0b::
 @ 0x821F66D
 	.string "せつぞくエラー$"
 
-.incbin "baserom-debug.gba", 0x21F675, 323
+.incbin "baserom_de_debug.gba", 0x21F675, 323
 
 Str_821F7B8:: @ 0x821F7B8
 	.string "たかさ　$"
diff --git a/src/engine/cable_club.c b/src/engine/cable_club.c
index 688560218..c0397f67b 100644
--- a/src/engine/cable_club.c
+++ b/src/engine/cable_club.c
@@ -95,6 +95,325 @@ const u8 *const gTrainerCardColorNames[] =
     TrainerCardColorName_Gold,
 };
 
+#if DEBUG
+
+__attribute__((naked))
+int debug_sub_808A4D0()
+{
+    asm("\
+	push	{lr}\n\
+	add	r1, r0, #0\n\
+	ldr	r0, ._3\n\
+	cmp	r1, r0\n\
+	bne	._1	@cond_branch\n\
+	mov	r0, #0x1\n\
+	b	._30\n\
+._4:\n\
+	.align	2, 0\n\
+._3:\n\
+	.word	sub_8082F68+1\n\
+._1:\n\
+	ldr	r0, ._7\n\
+	cmp	r1, r0\n\
+	bne	._5	@cond_branch\n\
+	mov	r0, #0x11\n\
+	b	._30\n\
+._8:\n\
+	.align	2, 0\n\
+._7:\n\
+	.word	sub_8082FEC+1\n\
+._5:\n\
+	ldr	r0, ._11\n\
+	cmp	r1, r0\n\
+	bne	._9	@cond_branch\n\
+	mov	r0, #0x12\n\
+	b	._30\n\
+._12:\n\
+	.align	2, 0\n\
+._11:\n\
+	.word	sub_808303C+1\n\
+._9:\n\
+	ldr	r0, ._15\n\
+	cmp	r1, r0\n\
+	bne	._13	@cond_branch\n\
+	mov	r0, #0x13\n\
+	b	._30\n\
+._16:\n\
+	.align	2, 0\n\
+._15:\n\
+	.word	sub_8083188+1\n\
+._13:\n\
+	ldr	r0, ._19\n\
+	cmp	r1, r0\n\
+	bne	._17	@cond_branch\n\
+	mov	r0, #0x14\n\
+	b	._30\n\
+._20:\n\
+	.align	2, 0\n\
+._19:\n\
+	.word	sub_80830E4+1\n\
+._17:\n\
+	ldr	r0, ._23\n\
+	cmp	r1, r0\n\
+	bne	._21	@cond_branch\n\
+	mov	r0, #0x21\n\
+	b	._30\n\
+._24:\n\
+	.align	2, 0\n\
+._23:\n\
+	.word	sub_80831F8+1\n\
+._21:\n\
+	ldr	r0, ._27\n\
+	cmp	r1, r0\n\
+	bne	._25	@cond_branch\n\
+	mov	r0, #0x2\n\
+	b	._30\n\
+._28:\n\
+	.align	2, 0\n\
+._27:\n\
+	.word	sub_8083314+1\n\
+._25:\n\
+	ldr	r0, ._31\n\
+	cmp	r1, r0\n\
+	beq	._29	@cond_branch\n\
+	mov	r0, #0x0\n\
+	b	._30\n\
+._32:\n\
+	.align	2, 0\n\
+._31:\n\
+	.word	sub_80833C4+1\n\
+._29:\n\
+	mov	r0, #0x3\n\
+._30:\n\
+	pop	{r1}\n\
+	bx	r1");
+}
+
+__attribute__((naked))
+void debug_sub_808A55C()
+{
+    asm("\
+	push	{r4, r5, r6, r7, lr}\n\
+	mov	r7, r8\n\
+	push	{r7}\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r7, r0, #0x18\n\
+	ldr	r2, ._37\n\
+	lsl	r0, r7, #0x2\n\
+	add	r0, r0, r7\n\
+	lsl	r0, r0, #0x3\n\
+	add	r4, r0, r2\n\
+	mov	r0, #0x8\n\
+	ldsh	r1, [r4, r0]\n\
+	lsl	r0, r1, #0x2\n\
+	add	r0, r0, r1\n\
+	lsl	r0, r0, #0x3\n\
+	add	r0, r0, r2\n\
+	ldrb	r0, [r0, #0x4]\n\
+	cmp	r0, #0\n\
+	bne	._33	@cond_branch\n\
+	mov	r1, #0xa\n\
+	ldsh	r0, [r4, r1]\n\
+	cmp	r0, #0x5\n\
+	bne	._34	@cond_branch\n\
+	add	r0, r7, #0\n\
+	bl	DestroyTask\n\
+._34:\n\
+	ldrh	r0, [r4, #0xa]\n\
+	add	r0, r0, #0x1\n\
+	strh	r0, [r4, #0xa]\n\
+._33:\n\
+	ldr	r0, ._37 + 4\n\
+	ldrb	r0, [r0]\n\
+	mov	r1, #0x2\n\
+	mov	r2, #0x0\n\
+	mov	r3, #0x2\n\
+	bl	PrintHex\n\
+	ldr	r0, ._37 + 8\n\
+	ldrb	r0, [r0]\n\
+	mov	r1, #0x16\n\
+	mov	r2, #0x5\n\
+	mov	r3, #0x4\n\
+	bl	PrintHex\n\
+	mov	r4, #0x0\n\
+	lsl	r3, r7, #0x2\n\
+	mov	r8, r3\n\
+	mov	r6, #0xc0\n\
+	lsl	r6, r6, #0x13\n\
+	mov	r5, #0xa0\n\
+	lsl	r5, r5, #0x13\n\
+._35:\n\
+	ldr	r0, ._37 + 12\n\
+	add	r0, r4, r0\n\
+	ldrb	r0, [r0]\n\
+	lsr	r1, r5, #0x18\n\
+	mov	r2, #0x0\n\
+	mov	r3, #0x1\n\
+	bl	PrintHex\n\
+	ldr	r1, ._37 + 16\n\
+	lsl	r0, r4, #0x8\n\
+	add	r0, r0, r1\n\
+	ldrh	r0, [r0]\n\
+	lsr	r2, r6, #0x18\n\
+	mov	r1, #0x16\n\
+	mov	r3, #0x4\n\
+	bl	PrintHex\n\
+	mov	r0, #0x80\n\
+	lsl	r0, r0, #0x11\n\
+	add	r6, r6, r0\n\
+	mov	r1, #0x80\n\
+	lsl	r1, r1, #0x12\n\
+	add	r5, r5, r1\n\
+	add	r4, r4, #0x1\n\
+	cmp	r4, #0x3\n\
+	ble	._35	@cond_branch\n\
+	ldr	r4, ._37 + 20\n\
+	ldr	r0, [r4]\n\
+	mov	r1, #0xf\n\
+	mov	r2, #0x0\n\
+	mov	r3, #0x8\n\
+	bl	PrintHex\n\
+	ldr	r0, ._37 + 24\n\
+	ldrb	r0, [r0, #0x1]\n\
+	mov	r1, #0x2\n\
+	mov	r2, #0xa\n\
+	mov	r3, #0x2\n\
+	bl	PrintHex\n\
+	bl	GetMultiplayerId\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	mov	r1, #0x7\n\
+	mov	r2, #0xc\n\
+	mov	r3, #0x2\n\
+	bl	PrintHex\n\
+	bl	GetBlockReceivedStatus\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	mov	r1, #0x7\n\
+	mov	r2, #0xa\n\
+	mov	r3, #0x2\n\
+	bl	PrintHex\n\
+	ldr	r0, ._37 + 28\n\
+	ldrb	r0, [r0]\n\
+	mov	r1, #0x2\n\
+	mov	r2, #0xc\n\
+	mov	r3, #0x1\n\
+	bl	PrintHex\n\
+	ldr	r0, ._37 + 32\n\
+	ldrh	r0, [r0]\n\
+	mov	r1, #0xb\n\
+	mov	r2, #0x8\n\
+	mov	r3, #0x2\n\
+	bl	PrintHex\n\
+	ldr	r0, [r4]\n\
+	mov	r1, #0x1c\n\
+	and	r0, r0, r1\n\
+	lsr	r0, r0, #0x2\n\
+	mov	r1, #0xb\n\
+	mov	r2, #0xa\n\
+	mov	r3, #0x2\n\
+	bl	PrintHex\n\
+	bl	IsLinkConnectionEstablished\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	mov	r1, #0xb\n\
+	mov	r2, #0xc\n\
+	mov	r3, #0x1\n\
+	bl	PrintHex\n\
+	bl	sub_8007ECC\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	mov	r1, #0xf\n\
+	mov	r2, #0xa\n\
+	mov	r3, #0x1\n\
+	bl	PrintHex\n\
+	ldr	r2, ._37\n\
+	mov	r3, r8\n\
+	add	r0, r3, r7\n\
+	lsl	r0, r0, #0x3\n\
+	add	r0, r0, r2\n\
+	mov	r3, #0x8\n\
+	ldsh	r1, [r0, r3]\n\
+	lsl	r0, r1, #0x2\n\
+	add	r0, r0, r1\n\
+	lsl	r0, r0, #0x3\n\
+	add	r0, r0, r2\n\
+	ldr	r0, [r0]\n\
+	bl	debug_sub_808A4D0\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	mov	r1, #0xf\n\
+	mov	r2, #0xc\n\
+	mov	r3, #0x2\n\
+	bl	PrintHex\n\
+	ldr	r0, ._37 + 36\n\
+	ldr	r0, [r0]\n\
+	mov	r1, #0x2\n\
+	mov	r2, #0xd\n\
+	mov	r3, #0x8\n\
+	bl	PrintHex\n\
+	bl	HasLinkErrorOccurred\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	mov	r1, #0x2\n\
+	mov	r2, #0x2\n\
+	mov	r3, #0x1\n\
+	bl	PrintHex\n\
+	ldr	r0, ._37 + 40\n\
+	mov	r6, #0x80\n\
+	lsl	r6, r6, #0x12\n\
+	add	r5, r0, #0\n\
+	add	r5, r5, #0x14\n\
+	mov	r4, #0x3\n\
+._36:\n\
+	ldr	r0, [r5]\n\
+	lsr	r1, r6, #0x18\n\
+	mov	r2, #0x3\n\
+	mov	r3, #0x4\n\
+	bl	PrintHex\n\
+	mov	r0, #0xc0\n\
+	lsl	r0, r0, #0x13\n\
+	add	r6, r6, r0\n\
+	add	r5, r5, #0x1c\n\
+	sub	r4, r4, #0x1\n\
+	cmp	r4, #0\n\
+	bge	._36	@cond_branch\n\
+	ldr	r0, ._37 + 44\n\
+	ldrh	r0, [r0]\n\
+	mov	r1, #0x2\n\
+	mov	r2, #0x6\n\
+	mov	r3, #0x4\n\
+	bl	PrintHex\n\
+	bl	debug_sub_808B850\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	mov	r1, #0x19\n\
+	mov	r2, #0x3\n\
+	mov	r3, #0x1\n\
+	bl	PrintHex\n\
+	pop	{r3}\n\
+	mov	r8, r3\n\
+	pop	{r4, r5, r6, r7}\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._38:\n\
+	.align	2, 0\n\
+._37:\n\
+	.word	gTasks\n\
+	.word	gShouldAdvanceLinkState\n\
+	.word	gBlockSendBuffer\n\
+	.word	gLinkPlayerPending\n\
+	.word	gBlockRecvBuffer\n\
+	.word	gLinkStatus\n\
+	.word	gLink\n\
+	.word	gReceivedRemoteLinkPlayers\n\
+	.word	gScriptResult\n\
+	.word	gLinkCallback\n\
+	.word	gLinkPlayers\n\
+	.word	0x4000128");
+}
+#endif
+
 static void sub_8082CD4(u8 arg0, u8 arg1)
 {
     if (FindTaskIdByFunc(sub_8082F20) == 0xFF)
@@ -912,6 +1231,74 @@ void sub_8083C50(u8 taskId)
         DestroyTask(taskId);
 }
 
+#if DEBUG
+
+__attribute__((naked))
+void debug_sub_808B778()
+{
+    asm("\
+	push	{r4, lr}\n\
+	ldr	r4, ._390\n\
+	add	r0, r4, #0\n\
+	bl	FuncIsActiveTask\n\
+	lsl	r0, r0, #0x18\n\
+	cmp	r0, #0\n\
+	bne	._389	@cond_branch\n\
+	add	r0, r4, #0\n\
+	mov	r1, #0x50\n\
+	bl	CreateTask\n\
+._389:\n\
+	ldr	r1, ._390 + 4\n\
+	ldr	r0, [r1]\n\
+	add	r0, r0, #0x1\n\
+	str	r0, [r1]\n\
+	pop	{r4}\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._391:\n\
+	.align	2, 0\n\
+._390:\n\
+	.word	debug_sub_808B7A8+1\n\
+	.word	unk_3004E98");
+}
+
+__attribute__((naked))
+void debug_sub_808B7A8()
+{
+    asm("\
+	push	{lr}\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	ldr	r2, ._393\n\
+	lsl	r1, r0, #0x2\n\
+	add	r1, r1, r0\n\
+	lsl	r1, r1, #0x3\n\
+	add	r1, r1, r2\n\
+	ldrh	r0, [r1, #0x8]\n\
+	add	r0, r0, #0x1\n\
+	strh	r0, [r1, #0x8]\n\
+	lsl	r0, r0, #0x10\n\
+	asr	r0, r0, #0x10\n\
+	cmp	r0, #0x1e\n\
+	bne	._392	@cond_branch\n\
+	mov	r0, #0x0\n\
+	strh	r0, [r1, #0x8]\n\
+	ldr	r2, ._393 + 4\n\
+	ldrh	r0, [r2]\n\
+	mov	r1, #0x1\n\
+	orr	r0, r0, r1\n\
+	strh	r0, [r2]\n\
+._392:\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._394:\n\
+	.align	2, 0\n\
+._393:\n\
+	.word	gTasks\n\
+	.word	unk_3004E94");
+}
+#endif
+
 static void sub_8083CA4(u8 taskId)
 {
     if (!gReceivedRemoteLinkPlayers)
@@ -925,4 +1312,51 @@ void unref_sub_8083CC8(u8 taskId)
 {
     sub_800832C();
     gTasks[taskId].func = sub_8083CA4;
-}
\ No newline at end of file
+}
+
+#if DEBUG
+
+void debug_sub_808B82C()
+{
+    asm("\
+	ldr	r1, ._400\n\
+	mov	r0, #0x0\n\
+	strb	r0, [r1]\n\
+	bx	lr\n\
+._401:\n\
+	.align	2, 0\n\
+._400:\n\
+	.word	unk_2030220");
+}
+
+void debug_sub_808B838(u8 a)
+{
+    asm("\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	ldr	r2, ._402\n\
+	mov	r1, #0x1\n\
+	LSL	r1, r0\n\
+	ldrb	r0, [r2]\n\
+	orr	r1, r1, r0\n\
+	strb	r1, [r2]\n\
+	bx	lr\n\
+._403:\n\
+	.align	2, 0\n\
+._402:\n\
+	.word	unk_2030220");
+}
+
+int debug_sub_808B850()
+{
+    asm("\
+	ldr	r0, ._404\n\
+	ldrb	r0, [r0]\n\
+	bx	lr\n\
+._405:\n\
+	.align	2, 0\n\
+._404:\n\
+	.word	unk_2030220");
+}
+
+#endif
\ No newline at end of file
diff --git a/src/engine/mystery_event_menu.c b/src/engine/mystery_event_menu.c
index 8fad563e6..522a185c8 100644
--- a/src/engine/mystery_event_menu.c
+++ b/src/engine/mystery_event_menu.c
@@ -338,3 +338,463 @@ static void CB2_MysteryEventMenu(void)
     BuildOamBuffer();
     UpdatePaletteFade();
 }
+
+#if DEBUG
+
+void debug_sub_815D1D8();
+
+__attribute__((naked))
+void debug_sub_815D04C()
+{
+    asm(
+        "	push	{r4, r5, r6, lr}\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	lsr	r5, r0, #0x18\n"
+        "	ldr	r1, ._125\n"
+        "	lsl	r0, r5, #0x2\n"
+        "	add	r0, r0, r5\n"
+        "	lsl	r0, r0, #0x3\n"
+        "	add	r4, r0, r1\n"
+        "	mov	r1, #0x8\n"
+        "	ldsh	r0, [r4, r1]\n"
+        "	cmp	r0, #0\n"
+        "	bne	._121	@cond_branch\n"
+        "	mov	r0, #0x4\n"
+        "	mov	r1, #0x4\n"
+        "	mov	r2, #0xd\n"
+        "	mov	r3, #0x7\n"
+        "	bl	MenuDrawTextWindow\n"
+        "	ldr	r1, ._125 + 4\n"
+        "	mov	r2, #0xa\n"
+        "	ldsh	r0, [r4, r2]\n"
+        "	lsl	r0, r0, #0x3\n"
+        "	add	r0, r0, r1\n"
+        "	ldr	r0, [r0]\n"
+        "	mov	r1, #0x5\n"
+        "	mov	r2, #0x5\n"
+        "	bl	MenuPrint\n"
+        "	ldrh	r0, [r4, #0x8]\n"
+        "	add	r0, r0, #0x1\n"
+        "	strh	r0, [r4, #0x8]\n"
+        "._121:\n"
+        "	ldr	r2, ._125 + 8\n"
+        "	ldrh	r1, [r2, #0x2e]\n"
+        "	mov	r0, #0x20\n"
+        "	and	r0, r0, r1\n"
+        "	add	r6, r2, #0\n"
+        "	cmp	r0, #0\n"
+        "	beq	._122	@cond_branch\n"
+        "	ldrh	r1, [r4, #0xa]\n"
+        "	mov	r2, #0xa\n"
+        "	ldsh	r0, [r4, r2]\n"
+        "	cmp	r0, #0\n"
+        "	bne	._123	@cond_branch\n"
+        "	ldr	r0, ._125 + 12\n"
+        "	ldrb	r0, [r0]\n"
+        "	sub	r0, r0, #0x1\n"
+        "	b	._124\n"
+        "._126:\n"
+        "	.align	2, 0\n"
+        "._125:\n"
+        "	.word	gTasks\n"
+        "	.word	gFlashSectors+0x9c\n"
+        "	.word	gMain\n"
+        "	.word	gFlashSectors+0x11c\n"
+        "._123:\n"
+        "	sub	r0, r1, #1\n"
+        "._124:\n"
+        "	strh	r0, [r4, #0xa]\n"
+        "	ldr	r0, ._130\n"
+        "	lsl	r1, r5, #0x2\n"
+        "	add	r1, r1, r5\n"
+        "	lsl	r1, r1, #0x3\n"
+        "	add	r1, r1, r0\n"
+        "	mov	r0, #0x0\n"
+        "	strh	r0, [r1, #0x8]\n"
+        "._122:\n"
+        "	ldrh	r1, [r6, #0x2e]\n"
+        "	mov	r0, #0x10\n"
+        "	and	r0, r0, r1\n"
+        "	cmp	r0, #0\n"
+        "	beq	._127	@cond_branch\n"
+        "	ldr	r1, ._130\n"
+        "	lsl	r2, r5, #0x2\n"
+        "	add	r0, r2, r5\n"
+        "	lsl	r0, r0, #0x3\n"
+        "	add	r4, r0, r1\n"
+        "	mov	r0, #0xa\n"
+        "	ldsh	r3, [r4, r0]\n"
+        "	ldr	r0, ._130 + 4\n"
+        "	ldrb	r0, [r0]\n"
+        "	sub	r0, r0, #0x1\n"
+        "	cmp	r3, r0\n"
+        "	bne	._128	@cond_branch\n"
+        "	mov	r0, #0x0\n"
+        "	b	._129\n"
+        "._131:\n"
+        "	.align	2, 0\n"
+        "._130:\n"
+        "	.word	gTasks\n"
+        "	.word	gFlashSectors+0x11c\n"
+        "._128:\n"
+        "	ldrh	r0, [r4, #0xa]\n"
+        "	add	r0, r0, #0x1\n"
+        "._129:\n"
+        "	strh	r0, [r4, #0xa]\n"
+        "	add	r0, r2, r5\n"
+        "	lsl	r0, r0, #0x3\n"
+        "	add	r0, r0, r1\n"
+        "	mov	r1, #0x0\n"
+        "	strh	r1, [r0, #0x8]\n"
+        "._127:\n"
+        "	ldrh	r1, [r6, #0x2e]\n"
+        "	mov	r0, #0x1\n"
+        "	and	r0, r0, r1\n"
+        "	cmp	r0, #0\n"
+        "	beq	._132	@cond_branch\n"
+        "	ldr	r1, ._133\n"
+        "	lsl	r0, r5, #0x2\n"
+        "	add	r0, r0, r5\n"
+        "	lsl	r0, r0, #0x3\n"
+        "	add	r0, r0, r1\n"
+        "	mov	r2, #0xa\n"
+        "	ldsh	r1, [r0, r2]\n"
+        "	lsl	r1, r1, #0x3\n"
+        "	ldr	r0, ._133 + 4\n"
+        "	add	r0, r0, #0x4\n"
+        "	add	r1, r1, r0\n"
+        "	ldr	r0, ._133 + 8\n"
+        "	ldr	r1, [r1]\n"
+        "	bl	gScriptFuncs_End+0x3cf8\n"
+        "	ldr	r0, ._133 + 12\n"
+        "	add	r1, r6, r0\n"
+        "	ldrb	r0, [r1]\n"
+        "	add	r0, r0, #0x1\n"
+        "	strb	r0, [r1]\n"
+        "	add	r0, r5, #0\n"
+        "	bl	DestroyTask\n"
+        "._132:\n"
+        "	pop	{r4, r5, r6}\n"
+        "	pop	{r0}\n"
+        "	bx	r0\n"
+        "._134:\n"
+        "	.align	2, 0\n"
+        "._133:\n"
+        "	.word	gTasks\n"
+        "	.word	gFlashSectors+0x9c\n"
+        "	.word	+0x2004000\n"
+        "	.word	0x43c\n"
+        "\n"
+    );
+}
+
+void debug_sub_815D15C(void)
+{
+    ResetSpriteData();
+    FreeAllSpritePalettes();
+    ResetTasks();
+    SetVBlankCallback(VBlankCB);
+    Text_LoadWindowTemplate(&gWindowTemplate_81E6CE4);
+    InitMenuWindow(&gWindowTemplate_81E6CE4);
+    Menu_EraseScreen();
+    REG_DISPCNT = DISPCNT_BG0_ON | DISPCNT_OBJ_1D_MAP | DISPCNT_MODE_0;
+    REG_BLDCNT = 0;
+
+    CreateTask(Task_DestroySelf, 0);
+    StopMapMusic();
+    RunTasks();
+    AnimateSprites();
+    BuildOamBuffer();
+    UpdatePaletteFade();
+    FillPalette(0, 0, 2);
+    SetMainCallback2(debug_sub_815D1D8);
+}
+
+__attribute__((naked))
+void debug_sub_815D1D8()
+{
+    asm(
+        "	push	{r4, lr}\n"
+        "	add	sp, sp, #0xfffffffc\n"
+        "	ldr	r1, ._139\n"
+        "	ldr	r2, ._139 + 4\n"
+        "	add	r0, r1, r2\n"
+        "	ldrb	r0, [r0]\n"
+        "	add	r4, r1, #0\n"
+        "	cmp	r0, #0xb\n"
+        "	bls	._137	@cond_branch\n"
+        "	b	._196\n"
+        "._137:\n"
+        "	lsl	r0, r0, #0x2\n"
+        "	ldr	r1, ._139 + 8\n"
+        "	add	r0, r0, r1\n"
+        "	ldr	r0, [r0]\n"
+        "	mov	pc, r0\n"
+        "._140:\n"
+        "	.align	2, 0\n"
+        "._139:\n"
+        "	.word	gMain\n"
+        "	.word	0x43c\n"
+        "	.word	._141\n"
+        "._141:\n"
+        "	.word	._142\n"
+        "	.word	._143\n"
+        "	.word	._144\n"
+        "	.word	._145\n"
+        "	.word	._146\n"
+        "	.word	._196\n"
+        "	.word	._148\n"
+        "	.word	._149\n"
+        "	.word	._150\n"
+        "	.word	._151\n"
+        "	.word	._152\n"
+        "	.word	._153\n"
+        "._142:\n"
+        "	mov	r0, #0x3\n"
+        "	mov	r1, #0xe\n"
+        "	mov	r2, #0x1b\n"
+        "	mov	r3, #0x13\n"
+        "	bl	MenuDrawTextWindow\n"
+        "	mov	r0, #0x1\n"
+        "	neg	r0, r0\n"
+        "	mov	r1, #0x0\n"
+        "	str	r1, [sp]\n"
+        "	mov	r2, #0x10\n"
+        "	mov	r3, #0x0\n"
+        "	bl	BeginNormalPaletteFade\n"
+        "	ldr	r1, ._155\n"
+        "	ldr	r0, ._155 + 4\n"
+        "	add	r1, r1, r0\n"
+        "	b	._189\n"
+        "._156:\n"
+        "	.align	2, 0\n"
+        "._155:\n"
+        "	.word	gMain\n"
+        "	.word	0x43c\n"
+        "._143:\n"
+        "	ldr	r0, ._161\n"
+        "	ldrb	r1, [r0, #0x7]\n"
+        "	mov	r0, #0x80\n"
+        "	and	r0, r0, r1\n"
+        "	cmp	r0, #0\n"
+        "	beq	._157	@cond_branch\n"
+        "	b	._196\n"
+        "._157:\n"
+        "	ldrh	r1, [r4, #0x2c]\n"
+        "	mov	r0, #0x80\n"
+        "	lsl	r0, r0, #0x1\n"
+        "	and	r0, r0, r1\n"
+        "	cmp	r0, #0\n"
+        "	beq	._159	@cond_branch\n"
+        "	ldr	r1, ._161 + 4\n"
+        "	ldrb	r0, [r1]\n"
+        "	add	r0, r0, #0x1\n"
+        "	strb	r0, [r1]\n"
+        "._159:\n"
+        "	ldr	r0, ._161 + 8\n"
+        "	mov	r1, #0x4\n"
+        "	mov	r2, #0xf\n"
+        "	bl	MenuPrintMessage\n"
+        "	ldr	r2, ._161 + 12\n"
+        "	add	r1, r4, r2\n"
+        "	b	._189\n"
+        "._162:\n"
+        "	.align	2, 0\n"
+        "._161:\n"
+        "	.word	gPaletteFade\n"
+        "	.word	gLinkTestBlockChecksums+0x8\n"
+        "	.word	gUnknown_0841192C+0x14\n"
+        "	.word	0x43c\n"
+        "._144:\n"
+        "	bl	MenuUpdateWindowText\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	cmp	r0, #0\n"
+        "	bne	._163	@cond_branch\n"
+        "	b	._196\n"
+        "._163:\n"
+        "	ldr	r1, ._166\n"
+        "	ldr	r0, ._166 + 4\n"
+        "	add	r1, r1, r0\n"
+        "	ldrb	r0, [r1]\n"
+        "	add	r0, r0, #0x1\n"
+        "	strb	r0, [r1]\n"
+        "	ldr	r1, ._166 + 8\n"
+        "	ldr	r2, ._166 + 12\n"
+        "	add	r0, r2, #0\n"
+        "	strh	r0, [r1]\n"
+        "	bl	OpenLink\n"
+        "	b	._196\n"
+        "._167:\n"
+        "	.align	2, 0\n"
+        "._166:\n"
+        "	.word	gMain\n"
+        "	.word	0x43c\n"
+        "	.word	gLinkType\n"
+        "	.word	0x5501\n"
+        "._145:\n"
+        "	ldr	r0, ._171\n"
+        "	ldrb	r0, [r0]\n"
+        "	cmp	r0, #0\n"
+        "	bne	._168	@cond_branch\n"
+        "	b	._196\n"
+        "._168:\n"
+        "	ldr	r1, ._171 + 4\n"
+        "	add	r0, r4, r1\n"
+        "	ldrb	r1, [r0]\n"
+        "	add	r1, r1, #0x1\n"
+        "	strb	r1, [r0]\n"
+        "	ldr	r0, ._171 + 8\n"
+        "	mov	r1, #0x4\n"
+        "	mov	r2, #0xf\n"
+        "	bl	MenuPrintMessage\n"
+        "	b	._196\n"
+        "._172:\n"
+        "	.align	2, 0\n"
+        "._171:\n"
+        "	.word	gReceivedRemoteLinkPlayers\n"
+        "	.word	0x43c\n"
+        "	.word	gUnknown_0841192C+0x28\n"
+        "._146:\n"
+        "	bl	MenuUpdateWindowText\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	cmp	r0, #0\n"
+        "	bne	._173	@cond_branch\n"
+        "	b	._196\n"
+        "._173:\n"
+        "	ldr	r0, ._176\n"
+        "	mov	r1, #0xa\n"
+        "	bl	CreateTask\n"
+        "	ldr	r1, ._176 + 4\n"
+        "	ldr	r2, ._176 + 8\n"
+        "	add	r1, r1, r2\n"
+        "	b	._189\n"
+        "._177:\n"
+        "	.align	2, 0\n"
+        "._176:\n"
+        "	.word	debug_sub_815D04C+1\n"
+        "	.word	gMain\n"
+        "	.word	0x43c\n"
+        "._148:\n"
+        "	ldr	r0, ._179\n"
+        "	mov	r1, #0x4\n"
+        "	mov	r2, #0xf\n"
+        "	bl	MenuPrintMessage\n"
+        "	ldr	r1, ._179 + 4\n"
+        "	ldr	r2, ._179 + 8\n"
+        "	mov	r0, #0x0\n"
+        "	bl	SendBlock\n"
+        "	ldr	r1, ._179 + 12\n"
+        "	ldr	r0, ._179 + 16\n"
+        "	add	r1, r1, r0\n"
+        "	b	._189\n"
+        "._180:\n"
+        "	.align	2, 0\n"
+        "._179:\n"
+        "	.word	gUnknown_0841192C+0x3c\n"
+        "	.word	+0x2004000\n"
+        "	.word	0x2004\n"
+        "	.word	gMain\n"
+        "	.word	0x43c\n"
+        "._149:\n"
+        "	bl	MenuUpdateWindowText\n"
+        "	bl	sub_8007ECC\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	cmp	r0, #0\n"
+        "	beq	._196	@cond_branch\n"
+        "	ldr	r1, ._183\n"
+        "	ldr	r2, ._183 + 4\n"
+        "	add	r1, r1, r2\n"
+        "	b	._189\n"
+        "._184:\n"
+        "	.align	2, 0\n"
+        "._183:\n"
+        "	.word	gMain\n"
+        "	.word	0x43c\n"
+        "._150:\n"
+        "	bl	sub_800832C\n"
+        "	ldr	r1, ._186\n"
+        "	ldr	r0, ._186 + 4\n"
+        "	add	r1, r1, r0\n"
+        "	b	._189\n"
+        "._187:\n"
+        "	.align	2, 0\n"
+        "._186:\n"
+        "	.word	gMain\n"
+        "	.word	0x43c\n"
+        "._151:\n"
+        "	ldr	r0, ._190\n"
+        "	ldrb	r0, [r0]\n"
+        "	cmp	r0, #0\n"
+        "	bne	._196	@cond_branch\n"
+        "	mov	r0, #0x4\n"
+        "	mov	r1, #0xf\n"
+        "	mov	r2, #0x1a\n"
+        "	mov	r3, #0x12\n"
+        "	bl	MenuFillWindowRectWithBlankTile\n"
+        "	ldr	r0, ._190 + 4\n"
+        "	mov	r1, #0x4\n"
+        "	mov	r2, #0xf\n"
+        "	bl	MenuPrint\n"
+        "	ldr	r1, ._190 + 8\n"
+        "	ldr	r2, ._190 + 12\n"
+        "	add	r1, r1, r2\n"
+        "	b	._189\n"
+        "._191:\n"
+        "	.align	2, 0\n"
+        "._190:\n"
+        "	.word	gReceivedRemoteLinkPlayers\n"
+        "	.word	gUnknown_0841192C+0x47\n"
+        "	.word	gMain\n"
+        "	.word	0x43c\n"
+        "._152:\n"
+        "	ldrh	r1, [r4, #0x2e]\n"
+        "	mov	r0, #0x1\n"
+        "	and	r0, r0, r1\n"
+        "	cmp	r0, #0\n"
+        "	beq	._196	@cond_branch\n"
+        "	mov	r0, #0x1\n"
+        "	neg	r0, r0\n"
+        "	mov	r1, #0x0\n"
+        "	str	r1, [sp]\n"
+        "	mov	r2, #0x0\n"
+        "	mov	r3, #0x10\n"
+        "	bl	BeginNormalPaletteFade\n"
+        "	ldr	r0, ._194\n"
+        "	add	r1, r4, r0\n"
+        "._189:\n"
+        "	ldrb	r0, [r1]\n"
+        "	add	r0, r0, #0x1\n"
+        "	strb	r0, [r1]\n"
+        "	b	._196\n"
+        "._195:\n"
+        "	.align	2, 0\n"
+        "._194:\n"
+        "	.word	0x43c\n"
+        "._153:\n"
+        "	ldr	r0, ._197\n"
+        "	ldrb	r1, [r0, #0x7]\n"
+        "	mov	r0, #0x80\n"
+        "	and	r0, r0, r1\n"
+        "	cmp	r0, #0\n"
+        "	bne	._196	@cond_branch\n"
+        "	ldr	r0, ._197 + 4\n"
+        "	bl	SetMainCallback2\n"
+        "._196:\n"
+        "	bl	RunTasks\n"
+        "	bl	AnimateSprites\n"
+        "	bl	BuildOamBuffer\n"
+        "	bl	UpdatePaletteFade\n"
+        "	add	sp, sp, #0x4\n"
+        "	pop	{r4}\n"
+        "	pop	{r0}\n"
+        "	bx	r0\n"
+        "._198:\n"
+        "	.align	2, 0\n"
+        "._197:\n"
+        "	.word	gPaletteFade\n"
+        "	.word	CB2_InitTitleScreen+1\n"
+        "\n"
+    );
+}
+
+#endif
diff --git a/src/engine/reset_rtc_screen.c b/src/engine/reset_rtc_screen.c
index c7d45e929..a11e1b3e3 100644
--- a/src/engine/reset_rtc_screen.c
+++ b/src/engine/reset_rtc_screen.c
@@ -605,3 +605,319 @@ void Task_ResetRtcScreen(u8 taskId)
         }
     }
 }
+
+#if DEBUG
+
+__attribute__((naked))
+void debug_sub_806F8F8(void)
+{
+    asm("\
+	push	{lr}\n\
+	ldr	r0, ._131\n\
+	bl	SetMainCallback2\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._132:\n\
+	.align	2, 0\n\
+._131:\n\
+	.word	CB2_InitResetRtcScreen+1");
+}
+
+__attribute__((naked))
+void debug_sub_806F908(u8 a)
+{
+    asm("\
+	push	{r4, r5, lr}\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r5, r0, #0x18\n\
+	lsl	r0, r5, #0x2\n\
+	add	r0, r0, r5\n\
+	lsl	r0, r0, #0x3\n\
+	ldr	r2, ._136\n\
+	add	r4, r0, r2\n\
+	mov	r1, #0x0\n\
+	ldsh	r0, [r4, r1]\n\
+	cmp	r0, #0\n\
+	beq	._133	@cond_branch\n\
+	cmp	r0, #0x1\n\
+	beq	._134	@cond_branch\n\
+	b	._141\n\
+._137:\n\
+	.align	2, 0\n\
+._136:\n\
+	.word	gTasks+0x8\n\
+._133:\n\
+	ldr	r0, ._139\n\
+	mov	r1, #0x50\n\
+	bl	CreateTask\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	strh	r0, [r4, #0x2]\n\
+	ldrh	r0, [r4]\n\
+	add	r0, r0, #0x1\n\
+	strh	r0, [r4]\n\
+	b	._141\n\
+._140:\n\
+	.align	2, 0\n\
+._139:\n\
+	.word	Task_ResetRtc_0+1\n\
+._134:\n\
+	sub	r2, r2, #0x8\n\
+	mov	r0, #0x2\n\
+	ldsh	r1, [r4, r0]\n\
+	lsl	r0, r1, #0x2\n\
+	add	r0, r0, r1\n\
+	lsl	r0, r0, #0x3\n\
+	add	r2, r0, r2\n\
+	mov	r1, #0x8\n\
+	ldsh	r0, [r2, r1]\n\
+	cmp	r0, #0\n\
+	beq	._141	@cond_branch\n\
+	mov	r1, #0xa\n\
+	ldsh	r0, [r2, r1]\n\
+	cmp	r0, #0x1\n\
+	bne	._142	@cond_branch\n\
+	ldr	r3, ._143\n\
+	mov	r1, #0x0\n\
+	ldsh	r0, [r3, r1]\n\
+	mov	r1, #0x2\n\
+	ldsb	r1, [r3, r1]\n\
+	mov	r2, #0x3\n\
+	ldsb	r2, [r3, r2]\n\
+	ldrb	r3, [r3, #0x4]\n\
+	lsl	r3, r3, #0x18\n\
+	asr	r3, r3, #0x18\n\
+	bl	RtcCalcLocalTimeOffset\n\
+._142:\n\
+	ldrb	r0, [r4, #0x2]\n\
+	bl	DestroyTask\n\
+	bl	MenuZeroFillScreen\n\
+	bl	ScriptContext2_Disable\n\
+	add	r0, r5, #0\n\
+	bl	DestroyTask\n\
+._141:\n\
+	pop	{r4, r5}\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._144:\n\
+	.align	2, 0\n\
+._143:\n\
+	.word	gLocalTime");
+}
+
+__attribute__((naked))
+void debug_sub_806F99C()
+{
+    asm("\
+	push	{lr}\n\
+	bl	RtcCalcLocalTime\n\
+	ldr	r0, ._145\n\
+	mov	r1, #0x50\n\
+	bl	CreateTask\n\
+	bl	ScriptContext2_Enable\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._146:\n\
+	.align	2, 0\n\
+._145:\n\
+	.word	debug_sub_806F908+1");
+}
+
+__attribute__((naked))
+void debug_sub_806F9B8()
+{
+    asm("\
+	push	{lr}\n\
+	ldr	r2, ._147\n\
+	ldr	r0, ._147 + 4\n\
+	add	r0, r0, #0xa0\n\
+	ldr	r1, [r0, #0x4]\n\
+	ldr	r0, [r0]\n\
+	str	r0, [r2]\n\
+	str	r1, [r2, #0x4]\n\
+	ldr	r0, ._147 + 8\n\
+	mov	r1, #0x50\n\
+	bl	CreateTask\n\
+	bl	ScriptContext2_Enable\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._148:\n\
+	.align	2, 0\n\
+._147:\n\
+	.word	gLocalTime\n\
+	.word	gSaveBlock2\n\
+	.word	debug_sub_806F908+1");
+}
+
+__attribute__((naked))
+void debug_sub_806F9E4()
+{
+    asm("\
+	push	{r4, r5, r6, r7, lr}\n\
+	mov	r7, sl\n\
+	mov	r6, r9\n\
+	mov	r5, r8\n\
+	push	{r5, r6, r7}\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r7, r0, #0x18\n\
+	lsl	r0, r7, #0x2\n\
+	add	r0, r0, r7\n\
+	lsl	r0, r0, #0x3\n\
+	ldr	r1, ._153\n\
+	add	r5, r0, r1\n\
+	ldr	r6, ._153 + 4\n\
+	mov	r1, #0x0\n\
+	ldsh	r0, [r5, r1]\n\
+	cmp	r0, #0x1\n\
+	beq	._149	@cond_branch\n\
+	cmp	r0, #0x1\n\
+	bgt	._150	@cond_branch\n\
+	cmp	r0, #0\n\
+	beq	._151	@cond_branch\n\
+	b	._165\n\
+._154:\n\
+	.align	2, 0\n\
+._153:\n\
+	.word	gTasks+0x8\n\
+	.word	gStringVar4\n\
+._150:\n\
+	cmp	r0, #0x2\n\
+	beq	._155	@cond_branch\n\
+	b	._165\n\
+._149:\n\
+	mov	r0, #0x0\n\
+	mov	r1, #0x9\n\
+	mov	r2, #0x1d\n\
+	mov	r3, #0x13\n\
+	bl	MenuDrawTextWindow\n\
+	add	r4, r6, #0\n\
+	add	r4, r4, #0x50\n\
+	bl	RtcGetErrorStatus\n\
+	add	r1, r0, #0\n\
+	lsl	r1, r1, #0x10\n\
+	lsr	r1, r1, #0x10\n\
+	add	r0, r4, #0\n\
+	mov	r2, #0x2\n\
+	mov	r3, #0x4\n\
+	bl	ConvertIntToHexStringN\n\
+	add	r0, r4, #0\n\
+	mov	r1, #0x2\n\
+	mov	r2, #0xa\n\
+	bl	MenuPrint\n\
+	ldr	r0, ._158\n\
+	mov	r1, #0xc\n\
+	mov	r2, #0xc\n\
+	bl	MenuPrint\n\
+	ldr	r0, ._158 + 4\n\
+	mov	r1, #0x14\n\
+	mov	r2, #0xc\n\
+	bl	MenuPrint\n\
+	ldr	r0, ._158 + 8\n\
+	mov	r1, #0x1\n\
+	mov	r2, #0xe\n\
+	bl	MenuPrint\n\
+	ldr	r0, ._158 + 12\n\
+	mov	r1, #0x1\n\
+	mov	r2, #0x10\n\
+	bl	MenuPrint\n\
+._151:\n\
+	ldrh	r0, [r5]\n\
+	add	r0, r0, #0x1\n\
+	strh	r0, [r5]\n\
+	b	._165\n\
+._159:\n\
+	.align	2, 0\n\
+._158:\n\
+	.word	gUnknown_08376500+0x4\n\
+	.word	gUnknown_08376500+0x9\n\
+	.word	gUnknown_08376500+0x17\n\
+	.word	gUnknown_08376500+0xd\n\
+._155:\n\
+	bl	RtcCalcLocalTime\n\
+	add	r0, r6, #0\n\
+	bl	FormatHexRtcTime\n\
+	mov	r2, #0x14\n\
+	add	r2, r2, r6\n\
+	mov	r9, r2\n\
+	mov	r0, r9\n\
+	bl	debug_sub_8009894\n\
+	mov	r0, #0x28\n\
+	add	r0, r0, r6\n\
+	mov	sl, r0\n\
+	ldr	r4, ._163\n\
+	mov	r1, #0x2\n\
+	ldsb	r1, [r4, r1]\n\
+	mov	r2, #0x3\n\
+	ldsb	r2, [r4, r2]\n\
+	mov	r3, #0x4\n\
+	ldsb	r3, [r4, r3]\n\
+	bl	FormatDecimalTime\n\
+	mov	r1, #0x3c\n\
+	add	r1, r1, r6\n\
+	mov	r8, r1\n\
+	mov	r2, #0x0\n\
+	ldsh	r1, [r4, r2]\n\
+	mov	r0, r8\n\
+	mov	r2, #0x1\n\
+	mov	r3, #0x4\n\
+	bl	ConvertIntToDecimalStringN\n\
+	ldr	r0, ._163 + 4\n\
+	ldrb	r0, [r0, #0x12]\n\
+	cmp	r0, #0\n\
+	bne	._160	@cond_branch\n\
+	add	r0, r6, #0\n\
+	mov	r1, #0x14\n\
+	mov	r2, #0xe\n\
+	bl	MenuPrint\n\
+	mov	r0, r9\n\
+	mov	r1, #0xc\n\
+	mov	r2, #0xe\n\
+	bl	MenuPrint\n\
+	mov	r0, sl\n\
+	mov	r1, #0x14\n\
+	mov	r2, #0x10\n\
+	bl	MenuPrint\n\
+	mov	r0, r8\n\
+	mov	r1, #0xc\n\
+	mov	r2, #0x10\n\
+	bl	MenuPrint\n\
+._160:\n\
+	ldrh	r1, [r5, #0x2]\n\
+	mov	r2, #0x2\n\
+	ldsh	r0, [r5, r2]\n\
+	cmp	r0, #0x13\n\
+	ble	._161	@cond_branch\n\
+	add	r0, r1, #1\n\
+	strh	r0, [r5, #0x2]\n\
+	b	._165\n\
+._164:\n\
+	.align	2, 0\n\
+._163:\n\
+	.word	gLocalTime\n\
+	.word	gSaveBlock2\n\
+._161:\n\
+	ldr	r0, ._166\n\
+	ldrh	r1, [r0, #0x2e]\n\
+	mov	r0, #0x1\n\
+	and	r0, r0, r1\n\
+	cmp	r0, #0\n\
+	beq	._165	@cond_branch\n\
+	bl	MenuZeroFillScreen\n\
+	add	r0, r7, #0\n\
+	bl	DestroyTask\n\
+	bl	ScriptContext2_Disable\n\
+._165:\n\
+	pop	{r3, r4, r5}\n\
+	mov	r8, r3\n\
+	mov	r9, r4\n\
+	mov	sl, r5\n\
+	pop	{r4, r5, r6, r7}\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._167:\n\
+	.align	2, 0\n\
+._166:\n\
+	.word	gMain");
+}
+
+#endif
\ No newline at end of file
diff --git a/src/field/field_fadetransition.c b/src/field/field_fadetransition.c
index 5014e97e3..6d40c53aa 100644
--- a/src/field/field_fadetransition.c
+++ b/src/field/field_fadetransition.c
@@ -511,6 +511,22 @@ void sub_80810DC(void)
     CreateTask(sub_8081050, 10);
 }
 
+#if DEBUG
+
+__attribute__((naked))
+void debug_sub_80888D8()
+{
+    asm("\
+    PUSH    {LR}\n\
+    BL      debug_sub_8052E04\n\
+    BL      sub_8080E88\n\
+    BL      ScriptContext2_Enable\n\
+    POP     {R0}\n\
+    BX      R0");
+}
+
+#endif
+
 void task0A_fade_n_map_maybe(u8 taskId)
 {
     struct Task *task = &gTasks[taskId];
diff --git a/src/field/fldeff_cut.c b/src/field/fldeff_cut.c
index e4328acfc..7d90b9f4d 100644
--- a/src/field/fldeff_cut.c
+++ b/src/field/fldeff_cut.c
@@ -72,6 +72,115 @@ static const struct SpriteTemplate gSpriteTemplate_CutGrass =
     .callback = sub_80A2A48,
 };
 
+#if DEBUG
+__attribute__((naked))
+void debug_sub_80AFEE4()
+{
+    asm(
+        "	push	{r4, r5, r6, r7, lr}\n"
+        "	mov	r7, r8\n"
+        "	push	{r7}\n"
+        "	mov	r0, #0x52\n"
+        "	bl	npc_before_player_of_type\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	lsr	r0, r0, #0x18\n"
+        "	cmp	r0, #0x1\n"
+        "	bne	._1	@cond_branch\n"
+        "	ldr	r1, ._3\n"
+        "	mov	r0, #0x0\n"
+        "	strb	r0, [r1]\n"
+        "	bl	sub_80A2634\n"
+        "	b	._8\n"
+        "._4:\n"
+        "	.align	2, 0\n"
+        "._3:\n"
+        "	.word	gLastFieldPokeMenuOpened\n"
+        "._1:\n"
+        "	ldr	r4, ._9\n"
+        "	add	r1, r4, #2\n"
+        "	add	r0, r4, #0\n"
+        "	bl	PlayerGetDestCoords\n"
+        "	mov	r7, #0x0\n"
+        "	mov	r8, r4\n"
+        "._12:\n"
+        "	ldr	r1, ._9 + 4\n"
+        "	add	r0, r7, r1\n"
+        "	mov	r2, r8\n"
+        "	ldrh	r2, [r2, #0x2]\n"
+        "	add	r0, r0, r2\n"
+        "	mov	r6, #0x0\n"
+        "	lsl	r0, r0, #0x10\n"
+        "	asr	r5, r0, #0x10\n"
+        "._11:\n"
+        "	ldr	r1, ._9 + 4\n"
+        "	add	r0, r6, r1\n"
+        "	mov	r2, r8\n"
+        "	ldrh	r2, [r2]\n"
+        "	add	r0, r0, r2\n"
+        "	lsl	r0, r0, #0x10\n"
+        "	asr	r4, r0, #0x10\n"
+        "	add	r0, r4, #0\n"
+        "	add	r1, r5, #0\n"
+        "	bl	MapGridGetZCoordAt\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	lsr	r0, r0, #0x18\n"
+        "	mov	r2, r8\n"
+        "	mov	r1, #0x4\n"
+        "	ldsb	r1, [r2, r1]\n"
+        "	cmp	r0, r1\n"
+        "	bne	._7	@cond_branch\n"
+        "	add	r0, r4, #0\n"
+        "	add	r1, r5, #0\n"
+        "	bl	MapGridGetMetatileBehaviorAt\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	lsr	r4, r0, #0x18\n"
+        "	add	r0, r4, #0\n"
+        "	bl	MetatileBehavior_IsPokeGrass\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	lsr	r0, r0, #0x18\n"
+        "	cmp	r0, #0x1\n"
+        "	beq	._6	@cond_branch\n"
+        "	add	r0, r4, #0\n"
+        "	bl	MetatileBehavior_IsAshGrass\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	lsr	r0, r0, #0x18\n"
+        "	cmp	r0, #0x1\n"
+        "	bne	._7	@cond_branch\n"
+        "._6:\n"
+        "	ldr	r1, ._9 + 8\n"
+        "	mov	r0, #0x0\n"
+        "	strb	r0, [r1]\n"
+        "	bl	sub_80A25E8\n"
+        "	b	._8\n"
+        "._10:\n"
+        "	.align	2, 0\n"
+        "._9:\n"
+        "	.word	gUnknown_0203923C\n"
+        "	.word	0xffff\n"
+        "	.word	gLastFieldPokeMenuOpened\n"
+        "._7:\n"
+        "	add	r0, r6, #1\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	lsr	r6, r0, #0x18\n"
+        "	cmp	r6, #0x2\n"
+        "	bls	._11	@cond_branch\n"
+        "	add	r0, r7, #1\n"
+        "	lsl	r0, r0, #0x18\n"
+        "	lsr	r7, r0, #0x18\n"
+        "	cmp	r7, #0x2\n"
+        "	bls	._12	@cond_branch\n"
+        "	bl	ScriptContext2_Disable\n"
+        "._8:\n"
+        "	pop	{r3}\n"
+        "	mov	r8, r3\n"
+        "	pop	{r4, r5, r6, r7}\n"
+        "	pop	{r0}\n"
+        "	bx	r0\n"
+        "\n"
+    );
+}
+#endif
+
 bool8 SetUpFieldMove_Cut(void)
 {
     s16 x, y;
diff --git a/src/field/fldeff_flash.c b/src/field/fldeff_flash.c
index 22f170184..d8f70200c 100644
--- a/src/field/fldeff_flash.c
+++ b/src/field/fldeff_flash.c
@@ -71,6 +71,36 @@ static const u16 gUnknown_083F809C[] = INCBIN_U16("graphics/misc/83F809C.gbapal"
 static const u16 gCaveTransitionTilemap[] = INCBIN_U16("graphics/misc/cave_transition_map.bin.lz");
 static const u8 gCaveTransitionTiles[] = INCBIN_U8("graphics/misc/cave_transition.4bpp.lz");
 
+#if DEBUG
+__attribute__((naked))
+void debug_sub_8122080(void)
+{
+    asm("\
+	push	{lr}\n\
+	ldr	r0, ._4\n\
+	ldrb	r0, [r0, #0x15]\n\
+	cmp	r0, #0x1\n\
+	bne	._2	@cond_branch\n\
+	ldr	r0, ._4 + 4\n\
+	bl	FlagGet\n\
+	lsl	r0, r0, #0x18\n\
+	cmp	r0, #0\n\
+	bne	._2	@cond_branch\n\
+	bl	sub_810CBFC\n\
+	b	._3\n\
+._5:\n\
+	.align	2, 0\n\
+._4:\n\
+	.word	gMapHeader\n\
+	.word	0x828\n\
+._2:\n\
+	bl	ScriptContext2_Disable\n\
+._3:\n\
+	pop	{r0}\n\
+	bx	r0");
+}
+#endif
+
 bool8 SetUpFieldMove_Flash(void)
 {
     if (gMapHeader.cave == TRUE && !FlagGet(FLAG_SYS_USE_FLASH))
diff --git a/src/field/fldeff_strength.c b/src/field/fldeff_strength.c
index 565ac1651..9f9cd4013 100644
--- a/src/field/fldeff_strength.c
+++ b/src/field/fldeff_strength.c
@@ -1,4 +1,5 @@
 #include "global.h"
+#include "constants/map_objects.h"
 #include "braille_puzzles.h"
 #include "field_effect.h"
 #include "party_menu.h"
@@ -20,6 +21,28 @@ extern void (*gUnknown_03005CE4)(void);
 
 extern u8 S_UseStrength[];
 
+#if DEBUG
+void debug_sub_8130318(void)
+{
+    if (ShouldDoBrailleStrengthEffect())
+    {
+        gLastFieldPokeMenuOpened = 0;
+        gSpecialVar_Result = 0;
+        sub_811AA38();
+    }
+    else if (npc_before_player_of_type(MAP_OBJ_GFX_PUSHABLE_BOULDER) == TRUE)
+    {
+        gLastFieldPokeMenuOpened = 0;
+        gSpecialVar_Result = 0;
+        sub_811AA18();
+    }
+    else
+    {
+        ScriptContext2_Disable();
+    }
+}
+#endif
+
 bool8 SetUpFieldMove_Strength(void)
 {
     if (ShouldDoBrailleStrengthEffect())
diff --git a/src/field/item_menu.c b/src/field/item_menu.c
index e0575af4c..125edfef2 100644
--- a/src/field/item_menu.c
+++ b/src/field/item_menu.c
@@ -158,6 +158,9 @@ extern struct PocketScrollState gBagPocketScrollStates[];
 extern struct ItemSlot *gCurrentBagPocketItemSlots;  // selected pocket item slots
 extern const u8 Event_NoRegisteredItem[];
 
+// TODO: decompile the debug code so we can use static in this file
+#define static
+
 extern const struct CompressedSpriteSheet sMaleBagSpriteSheet;
 extern const struct CompressedSpriteSheet sFemaleBagSpriteSheet;
 extern const struct CompressedSpritePalette sBagSpritePalette;
@@ -384,6 +387,390 @@ static void sub_80A3134(void)
     }
 }
 
+#if DEBUG
+__attribute__((naked))
+static bool8 SetupBagMultistep(void)
+{
+    asm("\
+	push	{r4, r5, lr}\n\
+	add	sp, sp, #0xfffffffc\n\
+	ldr	r0, ._5\n\
+	ldr	r1, ._5 + 4\n\
+	add	r0, r0, r1\n\
+	ldrb	r0, [r0]\n\
+	cmp	r0, #0x10\n\
+	bls	._3	@cond_branch\n\
+	b	._66\n\
+._3:\n\
+	lsl	r0, r0, #0x2\n\
+	ldr	r1, ._5 + 8\n\
+	add	r0, r0, r1\n\
+	ldr	r0, [r0]\n\
+	mov	pc, r0\n\
+._6:\n\
+	.align	2, 0\n\
+._5:\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+	.word	._7\n\
+._7:\n\
+	.word	._8\n\
+	.word	._9\n\
+	.word	._10\n\
+	.word	._11\n\
+	.word	._12\n\
+	.word	._13\n\
+	.word	._14\n\
+	.word	._15\n\
+	.word	._16\n\
+	.word	._17\n\
+	.word	._18\n\
+	.word	._19\n\
+	.word	._20\n\
+	.word	._21\n\
+	.word	._22\n\
+	.word	._23\n\
+	.word	._24\n\
+._8:\n\
+	bl	sub_80F9438\n\
+	bl	sub_80A34E8\n\
+	b	._61\n\
+._9:\n\
+	bl	remove_some_task\n\
+	ldr	r1, ._27\n\
+	ldr	r0, ._27 + 4\n\
+	add	r1, r1, r0\n\
+	b	._62\n\
+._28:\n\
+	.align	2, 0\n\
+._27:\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+._10:\n\
+	bl	gpu_pal_allocator_reset__manage_upper_four\n\
+	b	._61\n\
+._11:\n\
+	bl	sub_80F9020\n\
+	ldr	r0, ._31\n\
+	ldr	r1, ._31 + 4\n\
+	add	r0, r0, r1\n\
+	mov	r1, #0x0\n\
+	strb	r1, [r0]\n\
+	b	._61\n\
+._32:\n\
+	.align	2, 0\n\
+._31:\n\
+	.word	+0x2000000\n\
+	.word	0x1ffff\n\
+._12:\n\
+	bl	ResetPaletteFade\n\
+	ldr	r2, ._34\n\
+	ldrb	r0, [r2, #0x8]\n\
+	mov	r1, #0x80\n\
+	orr	r0, r0, r1\n\
+	strb	r0, [r2, #0x8]\n\
+	ldr	r1, ._34 + 4\n\
+	ldr	r0, ._34 + 8\n\
+	add	r1, r1, r0\n\
+	b	._62\n\
+._35:\n\
+	.align	2, 0\n\
+._34:\n\
+	.word	gPaletteFade\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+._13:\n\
+	bl	ResetSpriteData\n\
+	b	._61\n\
+._14:\n\
+	bl	sub_80A3520\n\
+	lsl	r0, r0, #0x18\n\
+	cmp	r0, #0\n\
+	bne	._37	@cond_branch\n\
+	b	._66\n\
+._37:\n\
+	ldr	r1, ._40\n\
+	ldr	r0, ._40 + 4\n\
+	add	r1, r1, r0\n\
+	b	._62\n\
+._41:\n\
+	.align	2, 0\n\
+._40:\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+._15:\n\
+	ldr	r0, ._43\n\
+	bl	SetUpWindowConfig\n\
+	b	._61\n\
+._44:\n\
+	.align	2, 0\n\
+._43:\n\
+	.word	gWindowConfig_81E6DFC\n\
+._16:\n\
+	ldr	r0, ._46\n\
+	bl	MultistepInitMenuWindowBegin\n\
+	ldr	r1, ._46 + 4\n\
+	ldr	r0, ._46 + 8\n\
+	add	r1, r1, r0\n\
+	b	._62\n\
+._47:\n\
+	.align	2, 0\n\
+._46:\n\
+	.word	gWindowConfig_81E6DFC\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+._17:\n\
+	bl	MultistepInitMenuWindowContinue\n\
+	cmp	r0, #0\n\
+	bne	._48	@cond_branch\n\
+	b	._66\n\
+._48:\n\
+	b	._61\n\
+._18:\n\
+	bl	sub_80F944C\n\
+	bl	LoadScrollIndicatorPalette\n\
+	mov	r0, #0x0\n\
+	mov	r1, #0xac\n\
+	mov	r2, #0xc\n\
+	bl	CreateVerticalScrollIndicators\n\
+	mov	r0, #0x1\n\
+	mov	r1, #0xac\n\
+	mov	r2, #0x94\n\
+	bl	CreateVerticalScrollIndicators\n\
+	mov	r0, #0x2\n\
+	mov	r1, #0x1c\n\
+	mov	r2, #0x58\n\
+	bl	CreateVerticalScrollIndicators\n\
+	mov	r0, #0x3\n\
+	mov	r1, #0x64\n\
+	mov	r2, #0x58\n\
+	bl	CreateVerticalScrollIndicators\n\
+	mov	r0, #0x0\n\
+	mov	r1, #0x2\n\
+	bl	sub_80F9988\n\
+	mov	r0, #0x1\n\
+	mov	r1, #0x2\n\
+	bl	sub_80F9988\n\
+	mov	r0, #0x2\n\
+	mov	r1, #0x2\n\
+	bl	sub_80F9988\n\
+	mov	r0, #0x3\n\
+	mov	r1, #0x2\n\
+	bl	sub_80F9988\n\
+	ldr	r0, ._53\n\
+	ldrb	r0, [r0]\n\
+	sub	r0, r0, #0x4\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	cmp	r0, #0x1\n\
+	bhi	._51	@cond_branch\n\
+	mov	r0, #0x2\n\
+	mov	r1, #0x1\n\
+	bl	sub_80F979C\n\
+	mov	r0, #0x3\n\
+	mov	r1, #0x1\n\
+	bl	sub_80F979C\n\
+._51:\n\
+	ldr	r1, ._53 + 4\n\
+	ldr	r0, ._53 + 8\n\
+	add	r1, r1, r0\n\
+	b	._62\n\
+._54:\n\
+	.align	2, 0\n\
+._53:\n\
+	.word	gUnknown_03000701\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+._19:\n\
+	ldr	r1, ._56\n\
+	mov	r0, #0x10\n\
+	strb	r0, [r1]\n\
+	ldr	r4, ._56 + 4\n\
+	ldr	r5, ._56 + 8\n\
+	ldrb	r1, [r5]\n\
+	add	r1, r1, #0x1\n\
+	lsl	r1, r1, #0x18\n\
+	lsr	r1, r1, #0x18\n\
+	add	r0, r4, #0\n\
+	bl	sub_80A39B8\n\
+	ldrb	r1, [r5]\n\
+	add	r0, r4, #0\n\
+	bl	sub_80A3AC0\n\
+	bl	sub_80A3D08\n\
+	ldr	r4, ._56 + 12\n\
+	ldr	r0, [r4, #0x10]\n\
+	ldr	r1, [r4, #0x14]\n\
+	bl	sub_80A3C34\n\
+	ldr	r0, [r4, #0x18]\n\
+	ldr	r1, [r4, #0x1c]\n\
+	bl	sub_80A3C34\n\
+	bl	sub_80A3D40\n\
+	ldr	r1, ._56 + 16\n\
+	mov	r0, #0x0\n\
+	ldsb	r0, [r5, r0]\n\
+	lsl	r0, r0, #0x3\n\
+	add	r0, r0, r4\n\
+	ldr	r0, [r0]\n\
+	str	r0, [r1]\n\
+	bl	sub_80A362C\n\
+	b	._61\n\
+._57:\n\
+	.align	2, 0\n\
+._56:\n\
+	.word	gUnknown_0203855A\n\
+	.word	gBGTilemapBuffers+0x1000\n\
+	.word	gUnknown_02038559\n\
+	.word	gBagPockets\n\
+	.word	gUnknown_03005D24\n\
+._20:\n\
+	ldr	r0, ._59\n\
+	mov	r1, #0x0\n\
+	mov	r2, #0x7\n\
+	bl	sub_80A48E8\n\
+	ldr	r1, ._59 + 4\n\
+	ldr	r4, ._59 + 8\n\
+	mov	r0, #0x0\n\
+	ldsb	r0, [r4, r0]\n\
+	lsl	r0, r0, #0x2\n\
+	add	r0, r0, r1\n\
+	ldrb	r1, [r0, #0x1]\n\
+	ldrb	r0, [r0]\n\
+	add	r1, r1, r0\n\
+	ldr	r0, ._59 + 12\n\
+	ldr	r0, [r0]\n\
+	lsl	r1, r1, #0x2\n\
+	add	r1, r1, r0\n\
+	mov	r2, #0x0\n\
+	ldsh	r0, [r1, r2]\n\
+	bl	ItemListMenu_InitDescription\n\
+	bl	ItemListMenu_InitMenu\n\
+	ldr	r1, ._59 + 16\n\
+	ldrb	r0, [r4]\n\
+	add	r0, r0, #0x1\n\
+	strb	r0, [r1]\n\
+	ldr	r1, ._59 + 20\n\
+	mov	r0, #0x0\n\
+	strb	r0, [r1]\n\
+	ldr	r1, ._59 + 24\n\
+	ldr	r0, ._59 + 28\n\
+	add	r1, r1, r0\n\
+	b	._62\n\
+._60:\n\
+	.align	2, 0\n\
+._59:\n\
+	.word	0xffff\n\
+	.word	gUnknown_03005D10\n\
+	.word	gUnknown_02038559\n\
+	.word	gUnknown_03005D24\n\
+	.word	gUnknown_0203855B\n\
+	.word	gUnknown_0203855C\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+._21:\n\
+	bl	CreateBagSprite\n\
+	mov	r0, #0x0\n\
+	bl	CreateBagPokeballSprite\n\
+	bl	sub_80A3740\n\
+	b	._61\n\
+._22:\n\
+	ldr	r3, ._63\n\
+	ldrh	r2, [r3]\n\
+	mov	r0, #0x0\n\
+	strh	r0, [r3]\n\
+	ldr	r4, ._63 + 4\n\
+	ldrh	r0, [r4]\n\
+	mov	r1, #0x1\n\
+	orr	r0, r0, r1\n\
+	strh	r0, [r4]\n\
+	strh	r2, [r3]\n\
+	ldr	r2, ._63 + 8\n\
+	ldrh	r0, [r2]\n\
+	mov	r1, #0x8\n\
+	orr	r0, r0, r1\n\
+	strh	r0, [r2]\n\
+	mov	r0, #0x1\n\
+	neg	r0, r0\n\
+	mov	r1, #0x0\n\
+	str	r1, [sp]\n\
+	mov	r2, #0x10\n\
+	mov	r3, #0x0\n\
+	bl	BeginNormalPaletteFade\n\
+	ldr	r2, ._63 + 12\n\
+	ldrb	r1, [r2, #0x8]\n\
+	mov	r0, #0x7f\n\
+	and	r0, r0, r1\n\
+	strb	r0, [r2, #0x8]\n\
+	ldr	r1, ._63 + 16\n\
+	ldr	r0, ._63 + 20\n\
+	add	r1, r1, r0\n\
+	b	._62\n\
+._64:\n\
+	.align	2, 0\n\
+._63:\n\
+	.word	0x4000208\n\
+	.word	0x4000200\n\
+	.word	0x4000004\n\
+	.word	gPaletteFade\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+._23:\n\
+	bl	sub_8055870\n\
+	cmp	r0, #0x1\n\
+	beq	._66	@cond_branch\n\
+._61:\n\
+	ldr	r1, ._67\n\
+	ldr	r2, ._67 + 4\n\
+	add	r1, r1, r2\n\
+._62:\n\
+	ldrb	r0, [r1]\n\
+	add	r0, r0, #0x1\n\
+	strb	r0, [r1]\n\
+	b	._66\n\
+._68:\n\
+	.align	2, 0\n\
+._67:\n\
+	.word	gMain\n\
+	.word	0x43c\n\
+._24:\n\
+	ldr	r0, ._71\n\
+	bl	SetVBlankCallback\n\
+	ldr	r0, ._71 + 4\n\
+	bl	SetMainCallback2\n\
+	bl	sub_80A751C\n\
+	bl	sub_80A7630\n\
+	bl	sub_80A770C\n\
+	bl	sub_80A7828\n\
+	bl	sub_80A78B8\n\
+	ldr	r0, ._71 + 8\n\
+	ldrb	r0, [r0]\n\
+	cmp	r0, #0x1\n\
+	bne	._69	@cond_branch\n\
+	ldr	r0, ._71 + 12\n\
+	mov	r1, #0x80\n\
+	lsl	r1, r1, #0x8\n\
+	ldr	r2, ._71 + 16\n\
+	mov	r3, #0x0\n\
+	bl	debug_sub_8008218\n\
+._69:\n\
+	mov	r0, #0x1\n\
+	b	._70\n\
+._72:\n\
+	.align	2, 0\n\
+._71:\n\
+	.word	sub_80A3134+1\n\
+	.word	sub_80A3118+1\n\
+	.word	gLinkOpen\n\
+	.word	0x600f5e0\n\
+	.word	0x600f800\n\
+._66:\n\
+	mov	r0, #0x0\n\
+._70:\n\
+	add	sp, sp, #0x4\n\
+	pop	{r4, r5}\n\
+	pop	{r1}\n\
+	bx	r1");
+}
+#else
 static bool8 SetupBagMultistep(void)
 {
     u32 index;
@@ -508,6 +895,7 @@ static bool8 SetupBagMultistep(void)
     }
     return FALSE;
 }
+#endif
 
 static bool8 sub_80A34B4(void)
 {
@@ -634,6 +1022,79 @@ void ClearBag(void)
     ResetBagScrollPositions();
 }
 
+#if DEBUG
+__attribute__((naked))
+void debug_sub_80A3714()
+{
+    asm("\
+	push	{r4, r5, r6, lr}\n\
+	add	sp, sp, #0xfffffff4\n\
+	mov	r5, #0x0\n\
+	ldr	r2, ._138\n\
+	mov	r1, #0x0\n\
+._134:\n\
+	lsl	r0, r5, #0x1\n\
+	add r0, r0, sp\n\
+	strh	r1, [r0]\n\
+	add	r0, r5, #1\n\
+	lsl	r0, r0, #0x10\n\
+	lsr	r5, r0, #0x10\n\
+	cmp	r5, #0x4\n\
+	bls	._134	@cond_branch\n\
+	mov	r5, #0x0\n\
+	ldrh	r0, [r2]\n\
+	cmp	r0, #0\n\
+	beq	._136	@cond_branch\n\
+	add	r6, r2, #0\n\
+._137:\n\
+	lsl	r4, r5, #0x2\n\
+	add	r4, r4, r6\n\
+	ldrh	r0, [r4]\n\
+	bl	ItemId_GetPocket\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x8\n\
+	ldr	r1, ._138 + 4\n\
+	add	r0, r0, r1\n\
+	lsr	r0, r0, #0x10\n\
+	ldr	r1, ._138 + 8\n\
+	lsl	r2, r0, #0x3\n\
+	add	r2, r2, r1\n\
+	lsl	r0, r0, #0x1\n\
+	mov	r1, sp\n\
+	add	r3, r1, r0\n\
+	ldrh	r1, [r3]\n\
+	ldr	r0, [r2]\n\
+	lsl	r1, r1, #0x2\n\
+	add	r1, r1, r0\n\
+	ldr	r0, [r4]\n\
+	str	r0, [r1]\n\
+	ldrh	r0, [r3]\n\
+	add	r0, r0, #0x1\n\
+	strh	r0, [r3]\n\
+	add	r0, r5, #1\n\
+	lsl	r0, r0, #0x10\n\
+	lsr	r5, r0, #0x10\n\
+	cmp	r5, #0x3b\n\
+	bhi	._136	@cond_branch\n\
+	lsl	r0, r5, #0x2\n\
+	add	r0, r0, r6\n\
+	ldrh	r0, [r0]\n\
+	cmp	r0, #0\n\
+	bne	._137	@cond_branch\n\
+._136:\n\
+	add	sp, sp, #0xc\n\
+	pop	{r4, r5, r6}\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._139:\n\
+	.align	2, 0\n\
+._138:\n\
+	.word	gUnknown_Debug_083EBC68\n\
+	.word	0xffff0000\n\
+	.word	gBagPockets");
+}
+#endif
+
 static void sub_80A3740(void)
 {
     const u16 colors[2] = {RGB(14, 15, 16), RGB_WHITE};
@@ -3573,12 +4034,49 @@ static void sub_80A73FC(void)
     MenuCursor_Destroy814AD44();
 }
 
+#if DEBUG
+__attribute__((naked))
+static void sub_80A740C(void)
+{
+    asm("\
+	push	{lr}\n\
+	add	sp, sp, #0xfffffffc\n\
+	bl	sub_80A75E4\n\
+	bl	sub_80A7768\n\
+	bl	sub_80A7420\n\
+	ldr	r0, ._931\n\
+	ldrb	r0, [r0]\n\
+	cmp	r0, #0x1\n\
+	bne	._930	@cond_branch\n\
+	ldr	r0, ._931 + 4\n\
+	ldr	r1, ._931 + 8\n\
+	add	r0, r0, r1\n\
+	ldrb	r0, [r0]\n\
+	mov	r1, #0x0\n\
+	str	r1, [sp]\n\
+	mov	r1, #0x1\n\
+	mov	r2, #0x1\n\
+	mov	r3, #0x2\n\
+	bl	debug_sub_8008264\n\
+._930:\n\
+	add	sp, sp, #0x4\n\
+	pop	{r0}\n\
+	bx	r0\n\
+._932:\n\
+	.align	2, 0\n\
+._931:\n\
+	.word	gLinkOpen\n\
+	.word	gLink\n\
+	.word	0xfbd");
+}
+#else
 static void sub_80A740C(void)
 {
     sub_80A75E4();
     sub_80A7768();
     sub_80A7420();
 }
+#endif
 
 static void sub_80A7420(void)
 {
diff --git a/src/pokemon/pokemon_menu.c b/src/pokemon/pokemon_menu.c
index 70234ac48..2b3405640 100644
--- a/src/pokemon/pokemon_menu.c
+++ b/src/pokemon/pokemon_menu.c
@@ -912,6 +912,48 @@ static bool8 SetUpFieldMove_Waterfall(void)
         return FALSE;
 }
 
+#if DEBUG
+__attribute__((naked))
+void debug_sub_80986AC()
+{
+    asm("\
+	push	{r4, lr}\n\
+	add	sp, sp, #0xfffffffc\n\
+	mov	r4, sp\n\
+	add	r4, r4, #0x2\n\
+	mov	r0, sp\n\
+	add	r1, r4, #0\n\
+	bl	GetXYCoordsOneStepInFrontOfPlayer\n\
+	mov	r0, sp\n\
+	mov	r1, #0x0\n\
+	ldsh	r0, [r0, r1]\n\
+	mov	r2, #0x0\n\
+	ldsh	r1, [r4, r2]\n\
+	bl	MapGridGetMetatileBehaviorAt\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	bl	MetatileBehavior_IsWaterfall\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	cmp	r0, #0x1\n\
+	bne	._274	@cond_branch\n\
+	bl	IsPlayerSurfingNorth\n\
+	lsl	r0, r0, #0x18\n\
+	lsr	r0, r0, #0x18\n\
+	cmp	r0, #0x1\n\
+	bne	._274	@cond_branch\n\
+	bl	sub_808AE08\n\
+	b	._275\n\
+._274:\n\
+	bl	ScriptContext2_Disable\n\
+._275:\n\
+	add	sp, sp, #0x4\n\
+	pop	{r4}\n\
+	pop	{r0}\n\
+	bx	r0");
+}
+#endif
+
 static void sub_808AE8C(void)
 {
     u8 i;
diff --git a/undefined.txt b/undefined.txt
new file mode 100644
index 000000000..74e3d517d
--- /dev/null
+++ b/undefined.txt
@@ -0,0 +1,211 @@
+(.text+0x120): undefined reference to `gUnknown_02023A14_50'
+(.text+0x124): undefined reference to `ewram'
+(.text+0x76): undefined reference to `dp12_8087EA4'
+(.text+0xb8): undefined reference to `sub_80895F8'
+(.text+0xf6): undefined reference to `GetBattleTerrain'
+(.text+0x160): undefined reference to `gUnknown_030042C4'
+(.text+0x164): undefined reference to `gUnknown_03004240'
+(.text+0x168): undefined reference to `gUnknown_03004DE0'
+(.text+0x174): undefined reference to `gWindowConfig_81E6C58'
+(.text+0x178): undefined reference to `gUnknown_030042A4'
+(.text+0x1a8): undefined reference to `gWindowConfig_81E71D0'
+(.text+0x1b0): undefined reference to `gWindowConfig_81E71EC'
+(.text+0x8a8): undefined reference to `sub_800F808'
+(.text+0x10e0): undefined reference to `sub_800F808'
+(.text+0x1150): undefined reference to `gScriptResult'
+(.text+0x115c): undefined reference to `gUnknown_03004DC0'
+(.text+0x11b6): undefined reference to `sub_800374C'
+(.text+0x1d2c): undefined reference to `sub_800D238'
+(.text+0x1d5c): undefined reference to `remove_some_task'
+(.text+0x1de8): undefined reference to `gUnknown_030042A4'
+(.text+0x1e30): undefined reference to `gWindowConfig_81E6C3C'
+(.text+0x2188): undefined reference to `gUnknown_03005E94'
+(.text+0x31a4): undefined reference to `gUnknown_030042A4'
+(.text+0x321e): undefined reference to `sub_8089668'
+(.text+0x3230): undefined reference to `gUnknown_030042A4'
+(.text+0x3380): undefined reference to `sub_8002F44'
+(.text+0x33c0): undefined reference to `sub_8002F44'
+(.text+0x33f4): undefined reference to `sub_8002F44'
+(.text+0x3476): undefined reference to `sub_8002F44'
+(.text+0x34b4): undefined reference to `sub_8002F44'
+src/battle/battle_2.o:(.text+0x3526): more undefined references to `sub_8002F44' follow
+(.text+0x3c08): undefined reference to `gWindowConfig_81E6C58'
+(.text+0x3c0c): undefined reference to `gUnknown_030042A4'
+(.text+0x3c78): undefined reference to `sub_800374C'
+(.text+0x3cd0): undefined reference to `sub_8002F44'
+(.text+0x3d0c): undefined reference to `sub_8002F44'
+(.text+0x3d5e): undefined reference to `sub_8002F44'
+(.text+0x3d96): undefined reference to `sub_8002F44'
+(.text+0x3fda): undefined reference to `sub_8002F44'
+src/battle/battle_2.o:(.text+0x402e): more undefined references to `sub_8002F44' follow
+(.text+0x5164): undefined reference to `gUnknown_02024C44'
+(.text+0x5168): undefined reference to `gMoveHitWith'
+(.text+0x5178): undefined reference to `gLockedMove'
+(.text+0x518c): undefined reference to `gSideTimer'
+(.text+0x235e): undefined reference to `sub_80593F4'
+(.text+0x4c): undefined reference to `gUnknown_Debug_03004BC0'
+(.text+0x39c): undefined reference to `gUnknown_Debug_03004BC0'
+(.text+0x4d0): undefined reference to `gUnknown_Debug_03004BC0'
+(.text+0x660): undefined reference to `gUnknown_Debug_03004BC0'
+(.text+0xd4c): undefined reference to `gUnknown_Debug_03004BC0'
+(.text+0xae8): undefined reference to `MenuZeroFillScreen'
+(.text+0xb8a): undefined reference to `MenuDrawTextWindow'
+(.text+0xbac): undefined reference to `MenuPrint'
+(.text+0xbb6): undefined reference to `MenuPrint'
+(.text+0xbc0): undefined reference to `MenuPrint'
+(.text+0xbca): undefined reference to `MenuPrint'
+(.text+0xbd4): undefined reference to `MenuPrint'
+src/engine/reset_rtc_screen.o:(.text+0xc40): more undefined references to `MenuPrint' follow
+(.text+0xc88): undefined reference to `MenuZeroFillScreen'
+(.text+0xd4): undefined reference to `gUnknown_03004DE0'
+(.text+0x1f0): undefined reference to `sub_8136088'
+(.text+0x58): undefined reference to `PrintMenuItemsReordered'
+(.text+0x25c): undefined reference to `sub_804B790'
+(.text+0x28a): undefined reference to `ClearSaveData'
+(.text+0x5c8): undefined reference to `gWindowConfig_81E6CE4'
+(.text+0x6f2): undefined reference to `PrintMenuItemsReordered'
+(.text+0xac0): undefined reference to `GetNationalPokedexFlag'
+(.text+0xac8): undefined reference to `GetNationalPokedexFlag'
+(.text+0xb06): undefined reference to `GetNationalPokedexFlag'
+(.text+0xb0e): undefined reference to `GetNationalPokedexFlag'
+(.text+0xbc6): undefined reference to `sub_8053570'
+(.text+0xe24): undefined reference to `sWildEncountersDisabled'
+(.text+0xe4c): undefined reference to `sWildEncountersDisabled'
+(.text+0xec6): undefined reference to `unref_sub_8082C2C'
+(.text+0xf00): undefined reference to `sub_8082C0C'
+(.text+0x101c): undefined reference to `gSafariZoneStepCounter'
+(.text+0x1034): undefined reference to `gSafariZoneStepCounter'
+(.text+0x10cc): undefined reference to `gSafariZoneStepCounter'
+(.text+0x1da0): undefined reference to `gScriptResult'
+(.text+0x25c8): undefined reference to `gUnknown_Debug_03004BD0'
+(.text+0x25ec): undefined reference to `ProcessMenuInputNoWrap_'
+(.text+0x2608): undefined reference to `gUnknown_Debug_03004BD0'
+(.text+0x2628): undefined reference to `gUnknown_Debug_03004BD0'
+(.text+0x2694): undefined reference to `MenuUpdateWindowText'
+(.text+0x16aa): undefined reference to `MenuFillWindowRectWithBlankTile'
+(.text+0x16be): undefined reference to `MenuPrint'
+(.text+0x1708): undefined reference to `MenuZeroFillScreen'
+(.text+0x1714): undefined reference to `MenuFillWindowRectWithBlankTile'
+(.text+0x1726): undefined reference to `MenuPrint'
+(.text+0x173c): undefined reference to `gUnknown_0202F7E8'
+(.text+0xd0): undefined reference to `PrintHex'
+(.text+0xde): undefined reference to `PrintHex'
+(.text+0xfc): undefined reference to `PrintHex'
+(.text+0x10e): undefined reference to `PrintHex'
+(.text+0x12e): undefined reference to `PrintHex'
+src/engine/cable_club.o:(.text+0x13c): more undefined references to `PrintHex' follow
+(.text+0x270): undefined reference to `gScriptResult'
+(.text+0x12ac): undefined reference to `unk_3004E98'
+(.text+0x12e4): undefined reference to `unk_3004E94'
+(.text+0x2274): undefined reference to `gScriptResult'
+(.text+0x22ac): undefined reference to `gScriptResult'
+(.text+0x228): undefined reference to `sub_810F424'
+(.text+0x2c2): undefined reference to `ProcessMenuInputNoWrap_'
+(.text+0x712): undefined reference to `sub_80BFB54'
+(.text+0x44): undefined reference to `sub_80EB3FC'
+(.text+0x5a): undefined reference to `sub_80EB3FC'
+(.text+0x318): undefined reference to `GetCurrentMauvilleOldMan'
+(.text+0x6e0): undefined reference to `gScriptResult'
+(.text+0x6f8): undefined reference to `trainer_flag_set'
+(.text+0x708): undefined reference to `trainer_flag_set'
+(.text+0x710): undefined reference to `trainer_flag_set'
+(.text+0x716): undefined reference to `trainer_flag_set'
+(.text+0x71e): undefined reference to `trainer_flag_set'
+src/debug/taya_debug_window.o:(.text+0x724): more undefined references to `trainer_flag_set' follow
+(.text+0xf78): undefined reference to `gWindowConfig_81E7224'
+(.text+0x11b4): undefined reference to `unk_2038790'
+(.text+0x11cc): undefined reference to `unk_2038794'
+(.text+0x11d0): undefined reference to `unk_2038798'
+(.text+0x1210): undefined reference to `unk_2038798'
+(.text+0x1230): undefined reference to `unk_2038794'
+(.text_8098A38+0x40b4): undefined reference to `unk_2038790'
+(.text+0x1dc): undefined reference to `gUnknown_0202FF84'
+(.text+0x238): undefined reference to `sub_80FC074'
+(.text+0x264): undefined reference to `gUnknown_0202FF84'
+(.text+0xda): undefined reference to `remove_some_task'
+(.text+0x13a): undefined reference to `sub_80A3520'
+(.text+0x15a): undefined reference to `SetUpWindowConfig'
+(.text+0x160): undefined reference to `gWindowConfig_81E6DFC'
+(.text+0x174): undefined reference to `gWindowConfig_81E6DFC'
+(.text+0x204): undefined reference to `gUnknown_03000701'
+(.text+0x22c): undefined reference to `sub_80A3AC0'
+(.text+0x230): undefined reference to `sub_80A3D08'
+(.text+0x23a): undefined reference to `sub_80A3C34'
+(.text+0x242): undefined reference to `sub_80A3C34'
+(.text+0x268): undefined reference to `gUnknown_02038559'
+(.text+0x270): undefined reference to `gUnknown_03005D24'
+(.text+0x2c0): undefined reference to `gUnknown_03005D10'
+(.text+0x2c4): undefined reference to `gUnknown_02038559'
+(.text+0x2c8): undefined reference to `gUnknown_03005D24'
+(.text+0x6c0): undefined reference to `gUnknown_Debug_083EBC68'
+(.text+0x93a): undefined reference to `GetFieldObjectScriptPointerForComparison'
+(.text+0x948): undefined reference to `BerryTreeScript'
+(.text+0xca): undefined reference to `remove_some_task'
+(.text+0x114): undefined reference to `gWindowConfig_81E6C3C'
+(.text+0x118): undefined reference to `gWindowConfig_81E6CE4'
+(.text+0x72c): undefined reference to `gPokedexEntries'
+(.text+0x1398): undefined reference to `gUnknown_02023A14_50'
+(.text+0x1410): undefined reference to `gUnknown_02023A14_50'
+(.text+0x1f4e): undefined reference to `GetNationalPokedexFlag'
+(.text+0x1f56): undefined reference to `GetNationalPokedexFlag'
+(.text+0x380e): undefined reference to `sub_8091738'
+(.text+0x3b40): undefined reference to `species_and_otid_get_pal'
+(.text+0x3b66): undefined reference to `species_and_otid_get_pal'
+(.text+0x46a8): undefined reference to `species_and_otid_get_pal'
+(.text+0x46ce): undefined reference to `species_and_otid_get_pal'
+(.text+0x80): undefined reference to `gScriptResult'
+(.text+0x122): undefined reference to `sub_80F7A6C'
+(.text+0x144): undefined reference to `sub_80F7A98'
+(.text+0x14a): undefined reference to `sub_80F7A7C'
+(.text+0x150): undefined reference to `sub_80F7A88'
+(.text+0x44): undefined reference to `gUnknown_03000748'
+(.text+0x123c): undefined reference to `remove_some_task'
+(.text+0x48): undefined reference to `MenuDrawTextWindow'
+(.text+0x54): undefined reference to `MenuPrint'
+(.text+0x6c): undefined reference to `MenuPrint'
+(.text+0x74): undefined reference to `gUnknown_083E79C0'
+(.text+0x92): undefined reference to `MenuDrawTextWindow'
+(.text+0x9c): undefined reference to `MenuPrint'
+(.text+0xa8): undefined reference to `MenuZeroFillWindowRect'
+(.text+0x162): undefined reference to `sub_80FC244'
+(.text+0x170): undefined reference to `sub_80FC69C'
+(.text+0x1f2): undefined reference to `sub_80FBB3C'
+(.text+0x246): undefined reference to `sub_80FBB3C'
+(.text+0x25e): undefined reference to `sub_80FC074'
+(.text+0x272): undefined reference to `sub_80FC244'
+(.text+0x284): undefined reference to `sub_80FC228'
+(.text+0xc): undefined reference to `sub_81019B0'
+(.text+0x20): undefined reference to `sub_81018B8'
+(.text+0x30): undefined reference to `sub_81019B0'
+(.text+0x44): undefined reference to `sub_81018B8'
+(.text+0xa28): undefined reference to `sub_81027A0'
+(.text+0xae0): undefined reference to `StripExtCtrlCodes'
+(.text+0xb2c): undefined reference to `gSaveSectionLocations'
+(.text+0xb38): undefined reference to `gHallOfFameSaveSectionLocations'
+(.text+0x228): undefined reference to `gFlashSectors'
+(.text+0x2a0): undefined reference to `gFlashSectors'
+(.text+0x2a4): undefined reference to `gFlashSectors'
+(.text+0x400): undefined reference to `gFlashSectors'
+(.text+0x584): undefined reference to `gFlashSectors'
+(.text+0x530): undefined reference to `MenuDrawTextWindow'
+(.text+0x544): undefined reference to `MenuPrint'
+(.text+0x574): undefined reference to `gFlashSectors'
+(.text+0x57c): undefined reference to `gFlashSectors'
+(.text+0x5bc): undefined reference to `gFlashSectors'
+(.text+0x5f4): undefined reference to `gScriptFuncs_End'
+(.text+0x614): undefined reference to `gFlashSectors'
+(.text+0x700): undefined reference to `MenuDrawTextWindow'
+(.text+0x760): undefined reference to `gUnknown_0841192C'
+(.text+0x768): undefined reference to `MenuUpdateWindowText'
+(.text+0x7c8): undefined reference to `gUnknown_0841192C'
+(.text+0x7cc): undefined reference to `MenuUpdateWindowText'
+(.text+0x810): undefined reference to `gUnknown_0841192C'
+(.text+0x824): undefined reference to `MenuUpdateWindowText'
+(.text+0x868): undefined reference to `MenuFillWindowRectWithBlankTile'
+(.text+0x872): undefined reference to `MenuPrint'
+(.text+0x884): undefined reference to `gUnknown_0841192C'
+(.text+0xd52): undefined reference to `FeebasSeedRng'
+(.text+0xd76): undefined reference to `FeebasRandom'
+(.text+0x17c0): undefined reference to `gOtherText_FiveQuestions'
+(.text+0x1ac0): undefined reference to `gContestStatsText_Tasty'
+(.text+0x1c74): undefined reference to `gOtherText_Slash'