diff --git a/asm/code_800D090.s b/asm/code_800D090.s
deleted file mode 100644
index a6f1c4b42..000000000
--- a/asm/code_800D090.s
+++ /dev/null
@@ -1,1088 +0,0 @@
-	#include "asm/constants/gba_constants.inc"
-	#include "asm/macros.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start sub_800D224
-sub_800D224:
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	sub sp, 0x4
-	str r0, [sp]
-	movs r6, 0
-	ldr r0, _0800D280
-	mov r12, r0
-	ldr r1, _0800D284
-	mov r10, r1
-	movs r2, 0x2
-	mov r9, r2
-_0800D240:
-	ldr r1, [sp]
-	asrs r1, r6
-	movs r0, 0x1
-	ands r1, r0
-	adds r3, r6, 0x1
-	mov r8, r3
-	cmp r1, 0
-	beq _0800D2CE
-	lsls r0, r6, 2
-	ldr r1, _0800D288
-	adds r2, r0, r1
-	ldr r1, [r2]
-	adds r5, r0, 0
-	cmp r1, 0x1
-	bne _0800D2CE
-	lsls r0, r6, 5
-	adds r0, r6
-	lsls r0, 3
-	ldr r1, _0800D28C
-	adds r7, r0, r1
-	movs r4, 0
-	mov r3, r12
-	adds r0, r5, r3
-	ldr r1, [r0]
-	mov r3, r10
-	ldr r0, [r3]
-	lsrs r0, 1
-	cmp r1, r0
-	bcc _0800D290
-	mov r0, r9
-	str r0, [r2]
-	b _0800D2C4
-	.align 2, 0
-_0800D280: .4byte gUnknown_202DB58
-_0800D284: .4byte gUnknown_202DB74
-_0800D288: .4byte gUnknown_202DB60
-_0800D28C: .4byte gUnknown_202D910
-_0800D290:
-	mov r1, r12
-	adds r0, r5, r1
-	ldr r3, [r0]
-	adds r2, r3, r4
-	lsls r2, 1
-	adds r2, r7
-	lsls r0, r4, 1
-	lsls r1, r6, 4
-	adds r0, r1
-	ldr r1, _0800D2E4
-	adds r0, r1
-	ldrh r0, [r0]
-	strh r0, [r2]
-	adds r4, 0x1
-	cmp r4, 0x7
-	bhi _0800D2C4
-	adds r1, r3, r4
-	mov r2, r10
-	ldr r0, [r2]
-	lsrs r0, 1
-	cmp r1, r0
-	bcc _0800D290
-	ldr r3, _0800D2E8
-	adds r0, r5, r3
-	mov r1, r9
-	str r1, [r0]
-_0800D2C4:
-	mov r2, r12
-	adds r1, r5, r2
-	ldr r0, [r1]
-	adds r0, 0x8
-	str r0, [r1]
-_0800D2CE:
-	mov r6, r8
-	cmp r6, 0x1
-	ble _0800D240
-	add sp, 0x4
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D2E4: .4byte gUnknown_202DB30
-_0800D2E8: .4byte gUnknown_202DB60
-	thumb_func_end sub_800D224
-
-	thumb_func_start sub_800D2EC
-sub_800D2EC:
-	push {r4-r7,lr}
-	ldr r0, _0800D318
-	mov r12, r0
-	ldr r3, _0800D31C
-	adds r7, r3, 0
-	ldr r6, _0800D320
-	ldr r2, _0800D324
-	adds r5, r2, 0
-	adds r5, 0xE
-	ldr r4, _0800D328
-_0800D300:
-	ldr r0, [r4]
-	lsrs r0, 1
-	ldr r1, [r7]
-	cmp r1, r0
-	bcs _0800D32C
-	lsls r0, r1, 1
-	add r0, r12
-	ldrh r0, [r0]
-	strh r0, [r2]
-	adds r0, r1, 0x1
-	str r0, [r3]
-	b _0800D32E
-	.align 2, 0
-_0800D318: .4byte gUnknown_202D808
-_0800D31C: .4byte gUnknown_202DB50
-_0800D320: .4byte 0x0000fcfc
-_0800D324: .4byte gUnknown_202DB20
-_0800D328: .4byte gUnknown_202DB74
-_0800D32C:
-	strh r6, [r2]
-_0800D32E:
-	adds r2, 0x2
-	cmp r2, r5
-	bls _0800D300
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_800D2EC
-
-	thumb_func_start sub_800D33C
-sub_800D33C:
-	push {r4,r5,lr}
-	movs r5, 0
-	ldr r1, _0800D370
-	ldr r4, _0800D374
-	ldr r0, [r4]
-	str r0, [r1]
-	ldr r0, _0800D378
-	ldr r1, _0800D37C
-	bl sub_800D820
-	adds r2, r0, 0
-	str r2, [r4]
-	ldr r1, _0800D380
-	ldrb r0, [r1]
-	cmp r0, 0
-	bne _0800D384
-	movs r0, 0x80
-	lsls r0, 1
-	ands r0, r2
-	cmp r0, 0
-	beq _0800D36A
-	movs r0, 0x1
-	strb r0, [r1]
-_0800D36A:
-	movs r0, 0
-	b _0800D40E
-	.align 2, 0
-_0800D370: .4byte gUnknown_202DB6C
-_0800D374: .4byte gUnknown_202DB68
-_0800D378: .4byte gUnknown_202DB20
-_0800D37C: .4byte gUnknown_202DB30
-_0800D380: .4byte gUnknown_202DB70
-_0800D384:
-	movs r0, 0x80
-	lsls r0, 5
-	ands r0, r2
-	cmp r0, 0
-	beq _0800D392
-	movs r0, 0x3
-	b _0800D40E
-_0800D392:
-	movs r0, 0x80
-	lsls r0, 6
-	ands r0, r2
-	cmp r0, 0
-	beq _0800D3A0
-	movs r0, 0x4
-	b _0800D40E
-_0800D3A0:
-	movs r0, 0x80
-	lsls r0, 8
-	ands r0, r2
-	cmp r0, 0
-	beq _0800D3BA
-	lsls r1, r2, 28
-	lsrs r1, 28
-	lsls r0, r2, 20
-	lsrs r0, 28
-	cmp r1, r0
-	beq _0800D3BA
-	movs r0, 0x5
-	b _0800D40E
-_0800D3BA:
-	ldr r4, _0800D3F8
-	ldr r0, _0800D3FC
-	ldr r2, [r4]
-	ldr r0, [r0]
-	orrs r0, r2
-	movs r1, 0xE
-	ands r0, r1
-	cmp r0, 0
-	beq _0800D40C
-	ldr r0, _0800D400
-	ldr r1, [r0]
-	lsls r1, 26
-	lsrs r1, 30
-	movs r0, 0x1
-	lsls r0, r1
-	ands r2, r0
-	cmp r2, 0
-	beq _0800D40C
-	bl sub_800D1E0
-	ldr r0, [r4]
-	bl sub_800D224
-	ldr r0, [r4]
-	bl sub_800D1C0
-	lsls r0, 24
-	cmp r0, 0
-	beq _0800D404
-	movs r0, 0x2
-	b _0800D40E
-	.align 2, 0
-_0800D3F8: .4byte gUnknown_202DB68
-_0800D3FC: .4byte gUnknown_202DB6C
-_0800D400: .4byte 0x04000128
-_0800D404:
-	ldr r0, [r4]
-	bl sub_800D2EC
-	movs r5, 0x1
-_0800D40C:
-	adds r0, r5, 0
-_0800D40E:
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_800D33C
-
-	thumb_func_start sub_800D414
-sub_800D414:
-	push {r4,lr}
-	ldr r0, _0800D468
-	movs r4, 0
-	str r4, [r0]
-	ldr r0, _0800D46C
-	str r4, [r0]
-	ldr r0, _0800D470
-	strb r4, [r0]
-	ldr r0, _0800D474
-	str r4, [r0]
-	ldr r0, _0800D478
-	str r4, [r0]
-	str r4, [r0, 0x4]
-	ldr r0, _0800D47C
-	movs r1, 0x10
-	bl MemoryClear16
-	ldr r0, _0800D480
-	movs r1, 0x20
-	bl MemoryClear16
-	ldr r0, _0800D484
-	str r4, [r0]
-	ldr r0, _0800D488
-	str r4, [r0]
-	str r4, [r0, 0x4]
-	ldr r0, _0800D48C
-	movs r1, 0x84
-	lsls r1, 1
-	bl MemoryClear16
-	ldr r0, _0800D490
-	movs r1, 0x84
-	lsls r1, 2
-	bl MemoryClear16
-	bl sub_800D6AC
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D468: .4byte gUnknown_202DB68
-_0800D46C: .4byte gUnknown_202DB6C
-_0800D470: .4byte gUnknown_202DB70
-_0800D474: .4byte gUnknown_202DB74
-_0800D478: .4byte gUnknown_202DB60
-_0800D47C: .4byte gUnknown_202DB20
-_0800D480: .4byte gUnknown_202DB30
-_0800D484: .4byte gUnknown_202DB50
-_0800D488: .4byte gUnknown_202DB58
-_0800D48C: .4byte gUnknown_202D808
-_0800D490: .4byte gUnknown_202D910
-	thumb_func_end sub_800D414
-
-	thumb_func_start sub_800D494
-sub_800D494:
-	push {r4,lr}
-	ldr r0, _0800D4E4
-	movs r4, 0
-	str r4, [r0]
-	ldr r0, _0800D4E8
-	str r4, [r0]
-	ldr r0, _0800D4EC
-	strb r4, [r0]
-	ldr r0, _0800D4F0
-	str r4, [r0]
-	ldr r0, _0800D4F4
-	str r4, [r0]
-	str r4, [r0, 0x4]
-	ldr r0, _0800D4F8
-	movs r1, 0x10
-	bl MemoryClear16
-	ldr r0, _0800D4FC
-	movs r1, 0x20
-	bl MemoryClear16
-	ldr r0, _0800D500
-	str r4, [r0]
-	ldr r0, _0800D504
-	str r4, [r0]
-	str r4, [r0, 0x4]
-	ldr r0, _0800D508
-	movs r1, 0x84
-	lsls r1, 1
-	bl MemoryClear16
-	ldr r0, _0800D50C
-	movs r1, 0x84
-	lsls r1, 2
-	bl MemoryClear16
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D4E4: .4byte gUnknown_202DB68
-_0800D4E8: .4byte gUnknown_202DB6C
-_0800D4EC: .4byte gUnknown_202DB70
-_0800D4F0: .4byte gUnknown_202DB74
-_0800D4F4: .4byte gUnknown_202DB60
-_0800D4F8: .4byte gUnknown_202DB20
-_0800D4FC: .4byte gUnknown_202DB30
-_0800D500: .4byte gUnknown_202DB50
-_0800D504: .4byte gUnknown_202DB58
-_0800D508: .4byte gUnknown_202D808
-_0800D50C: .4byte gUnknown_202D910
-	thumb_func_end sub_800D494
-
-	thumb_func_start sub_800D510
-sub_800D510:
-	ldr r1, _0800D51C
-	movs r2, 0x80
-	lsls r2, 8
-	adds r0, r2, 0
-	strh r0, [r1]
-	bx lr
-	.align 2, 0
-_0800D51C: .4byte 0x04000134
-	thumb_func_end sub_800D510
-
-	thumb_func_start sub_800D520
-sub_800D520:
-	push {r4,r5,lr}
-	sub sp, 0x4
-	mov r1, sp
-	movs r0, 0x1
-	strh r0, [r1]
-	ldr r0, _0800D568
-	ldrb r1, [r0]
-	movs r0, 0x30
-	ands r0, r1
-	cmp r0, 0
-	bne _0800D55C
-	mov r1, sp
-	mov r0, sp
-	ldrh r0, [r0]
-	subs r0, 0x1
-	strh r0, [r1]
-	ldrh r0, [r1]
-	ldr r1, _0800D56C
-	cmp r0, r1
-	beq _0800D55C
-	mov r4, sp
-	adds r5, r1, 0
-_0800D54C:
-	bl VBlankIntrWait
-	ldrh r0, [r4]
-	subs r0, 0x1
-	strh r0, [r4]
-	ldrh r0, [r4]
-	cmp r0, r5
-	bne _0800D54C
-_0800D55C:
-	bl sub_800D7D0
-	add sp, 0x4
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D568: .4byte 0x04000128
-_0800D56C: .4byte 0x0000ffff
-	thumb_func_end sub_800D520
-
-	thumb_func_start sub_800D570
-sub_800D570:
-	push {lr}
-	bl sub_800D7B8
-	pop {r0}
-	bx r0
-	thumb_func_end sub_800D570
-
-	thumb_func_start sub_800D57C
-sub_800D57C:
-	ldr r0, _0800D584
-	ldrb r0, [r0]
-	bx lr
-	.align 2, 0
-_0800D584: .4byte gUnknown_202DB70
-	thumb_func_end sub_800D57C
-
-	thumb_func_start sub_800D588
-sub_800D588:
-	ldr r0, _0800D598
-	ldr r0, [r0]
-	movs r1, 0x80
-	ands r0, r1
-	lsls r0, 24
-	lsrs r0, 24
-	bx lr
-	.align 2, 0
-_0800D598: .4byte gUnknown_202DB68
-	thumb_func_end sub_800D588
-
-	thumb_func_start sub_800D59C
-sub_800D59C:
-	push {r4-r6,lr}
-	adds r3, r0, 0
-	adds r2, r1, 0
-	movs r5, 0
-	ldr r6, _0800D5F4
-	ldr r4, _0800D5F8
-	adds r0, r2, 0x1
-	movs r1, 0x2
-	negs r1, r1
-	ands r0, r1
-	adds r0, 0x8
-	str r0, [r4]
-	adds r0, r6, 0x4
-	adds r1, r3, 0
-	bl CpuCopy
-	ldr r0, _0800D5FC
-	strh r0, [r6]
-	strh r5, [r6, 0x2]
-	movs r2, 0
-	ldr r0, [r4]
-	lsrs r0, 1
-	subs r0, 0x2
-	cmp r5, r0
-	bcs _0800D5DE
-	adds r3, r0, 0
-	adds r1, r6, 0
-_0800D5D2:
-	ldrh r0, [r1]
-	adds r5, r0
-	adds r1, 0x2
-	adds r2, 0x1
-	cmp r2, r3
-	bcc _0800D5D2
-_0800D5DE:
-	ldr r2, _0800D5F4
-	mvns r1, r5
-	ldr r0, _0800D5F8
-	ldr r0, [r0]
-	lsrs r0, 1
-	subs r1, r0
-	strh r1, [r2, 0x2]
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D5F4: .4byte gUnknown_202D808
-_0800D5F8: .4byte gUnknown_202DB74
-_0800D5FC: .4byte 0x0000fdfd
-	thumb_func_end sub_800D59C
-
-	thumb_func_start sub_800D600
-sub_800D600:
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	movs r6, 0
-	ldr r0, _0800D64C
-	mov r8, r0
-	ldr r7, _0800D650
-	ldr r0, [r7]
-	lsrs r0, 1
-	subs r0, 0x2
-	mov r12, r0
-	movs r5, 0
-_0800D618:
-	movs r4, 0
-	mov r2, r8
-	adds r1, r5, r2
-	movs r3, 0
-	cmp r4, r12
-	bcs _0800D636
-	ldr r0, [r7]
-	lsrs r0, 1
-	subs r2, r0, 0x2
-_0800D62A:
-	ldrh r0, [r1]
-	adds r4, r0
-	adds r1, 0x2
-	adds r3, 0x1
-	cmp r3, r2
-	bcc _0800D62A
-_0800D636:
-	ldr r0, [r7]
-	lsrs r0, 1
-	ldr r2, _0800D654
-	adds r1, r2, 0
-	subs r1, r0
-	lsls r0, r4, 16
-	lsls r1, 16
-	cmp r0, r1
-	beq _0800D658
-	movs r0, 0
-	b _0800D666
-	.align 2, 0
-_0800D64C: .4byte gUnknown_202D910
-_0800D650: .4byte gUnknown_202DB74
-_0800D654: .4byte 0x0000ffff
-_0800D658:
-	movs r0, 0x84
-	lsls r0, 1
-	adds r5, r0
-	adds r6, 0x1
-	cmp r6, 0x1
-	bls _0800D618
-	movs r0, 0x1
-_0800D666:
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_800D600
-
-	thumb_func_start sub_800D670
-sub_800D670:
-	push {lr}
-	adds r3, r1, 0
-	lsls r1, r0, 5
-	adds r1, r0
-	lsls r1, 3
-	ldr r0, _0800D688
-	adds r1, r0
-	adds r0, r3, 0
-	bl CpuCopy
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D688: .4byte gUnknown_202D914
-	thumb_func_end sub_800D670
-
-	thumb_func_start sub_800D68C
-sub_800D68C:
-	push {lr}
-	adds r1, r0, 0
-	lsls r0, r1, 5
-	adds r0, r1
-	lsls r0, 3
-	ldr r1, _0800D6A8
-	adds r0, r1
-	movs r2, 0x84
-	lsls r2, 1
-	movs r1, 0
-	bl MemoryFill8
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D6A8: .4byte gUnknown_202D910
-	thumb_func_end sub_800D68C
-
-	thumb_func_start sub_800D6AC
-sub_800D6AC:
-	push {r4-r7,lr}
-	mov r7, r9
-	mov r6, r8
-	push {r6,r7}
-	sub sp, 0x4
-	ldr r3, _0800D784
-	movs r4, 0
-	strh r4, [r3]
-	ldr r2, _0800D788
-	ldrh r1, [r2]
-	ldr r0, _0800D78C
-	ands r0, r1
-	strh r0, [r2]
-	movs r0, 0x1
-	strh r0, [r3]
-	ldr r0, _0800D790
-	strh r4, [r0]
-	subs r2, 0xD8
-	movs r0, 0x80
-	lsls r0, 6
-	str r0, [r2]
-	ldrh r0, [r2]
-	ldr r3, _0800D794
-	adds r1, r3, 0
-	orrs r0, r1
-	strh r0, [r2]
-	movs r0, 0
-	str r0, [sp]
-	ldr r4, _0800D798
-	ldr r2, _0800D79C
-	mov r0, sp
-	adds r1, r4, 0
-	bl CpuSet
-	ldr r0, _0800D7A0
-	ldr r1, _0800D7A4
-	ldr r2, _0800D7A8
-	bl CpuSet
-	ldr r0, _0800D7AC
-	ldr r1, _0800D7B0
-	ldr r2, _0800D7B4
-	bl CpuSet
-	movs r0, 0x1
-	negs r0, r0
-	str r0, [r4, 0x14]
-	adds r0, r4, 0
-	adds r0, 0x60
-	str r0, [r4, 0x28]
-	adds r0, 0x18
-	str r0, [r4, 0x2C]
-	movs r3, 0
-	adds r5, r4, 0
-	adds r5, 0xC0
-	movs r2, 0
-	movs r7, 0x30
-	adds r7, r4
-	mov r8, r7
-	movs r0, 0x90
-	adds r0, r4
-	mov r12, r0
-	adds r6, r4, 0
-	adds r6, 0xA8
-	movs r7, 0x40
-	adds r7, r4
-	mov r9, r7
-_0800D732:
-	lsls r1, r3, 2
-	mov r7, r12
-	adds r0, r2, r7
-	mov r7, r8
-	adds r7, 0x4
-	mov r8, r7
-	subs r7, 0x4
-	stm r7!, {r0}
-	adds r0, r2, r6
-	mov r7, r9
-	adds r7, 0x4
-	mov r9, r7
-	subs r7, 0x4
-	stm r7!, {r0}
-	adds r0, r4, 0
-	adds r0, 0x50
-	adds r1, r0
-	str r5, [r1]
-	adds r5, 0x48
-	adds r2, 0x48
-	adds r3, 0x1
-	cmp r3, 0x1
-	ble _0800D732
-	movs r0, 0
-	ldr r3, _0800D784
-	strh r0, [r3]
-	ldr r2, _0800D788
-	ldrh r0, [r2]
-	movs r1, 0x80
-	orrs r0, r1
-	strh r0, [r2]
-	movs r0, 0x1
-	strh r0, [r3]
-	add sp, 0x4
-	pop {r3,r4}
-	mov r8, r3
-	mov r9, r4
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D784: .4byte 0x04000208
-_0800D788: .4byte 0x04000200
-_0800D78C: .4byte 0x0000ff3f
-_0800D790: .4byte 0x04000134
-_0800D794: .4byte 0x00004003
-_0800D798: .4byte gUnknown_202DCF8
-_0800D79C: .4byte 0x05000048
-_0800D7A0: .4byte sub_80001E8
-_0800D7A4: .4byte gUnknown_202DB78
-_0800D7A8: .4byte 0x04000010
-_0800D7AC: .4byte sub_8000228
-_0800D7B0: .4byte gUnknown_202DBB8
-_0800D7B4: .4byte 0x04000050
-	thumb_func_end sub_800D6AC
-
-	thumb_func_start sub_800D7B8
-sub_800D7B8:
-	push {lr}
-	ldr r1, _0800D7CC
-	ldrb r0, [r1]
-	cmp r0, 0
-	beq _0800D7C6
-	movs r0, 0x1
-	strb r0, [r1, 0x8]
-_0800D7C6:
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D7CC: .4byte gUnknown_202DCF8
-	thumb_func_end sub_800D7B8
-
-	thumb_func_start sub_800D7D0
-sub_800D7D0:
-	push {r4,lr}
-	ldr r3, _0800D804
-	movs r4, 0
-	strh r4, [r3]
-	ldr r2, _0800D808
-	ldrh r1, [r2]
-	ldr r0, _0800D80C
-	ands r0, r1
-	strh r0, [r2]
-	movs r0, 0x1
-	strh r0, [r3]
-	ldr r1, _0800D810
-	ldr r2, _0800D814
-	adds r0, r2, 0
-	strh r0, [r1]
-	subs r1, 0x1C
-	ldr r0, _0800D818
-	str r0, [r1]
-	adds r1, 0xF6
-	movs r0, 0xC0
-	strh r0, [r1]
-	ldr r0, _0800D81C
-	strb r4, [r0, 0x8]
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D804: .4byte 0x04000208
-_0800D808: .4byte 0x04000200
-_0800D80C: .4byte 0x0000ff3f
-_0800D810: .4byte 0x04000128
-_0800D814: .4byte 0x00002003
-_0800D818: .4byte 0x0000b1fc
-_0800D81C: .4byte gUnknown_202DCF8
-	thumb_func_end sub_800D7D0
-
-	thumb_func_start sub_800D820
-sub_800D820:
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	mov r8, r0
-	mov r12, r1
-	ldr r5, _0800D844
-	ldr r6, [r5]
-	ldr r0, _0800D848
-	ldrb r2, [r0, 0x1]
-	adds r7, r0, 0
-	cmp r2, 0x1
-	beq _0800D8AA
-	cmp r2, 0x1
-	bgt _0800D84C
-	cmp r2, 0
-	beq _0800D852
-	b _0800D8E8
-	.align 2, 0
-_0800D844: .4byte 0x04000128
-_0800D848: .4byte gUnknown_202DCF8
-_0800D84C:
-	cmp r2, 0x2
-	beq _0800D8DC
-	b _0800D8E8
-_0800D852:
-	ldr r1, [r7, 0x14]
-	movs r0, 0x1
-	negs r0, r0
-	cmp r1, r0
-	bne _0800D8A6
-	movs r0, 0x88
-	adds r4, r6, 0
-	ands r4, r0
-	cmp r4, 0x8
-	bne _0800D8E8
-	movs r1, 0x4
-	adds r0, r6, 0
-	ands r0, r1
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0
-	bne _0800D8A6
-	ldr r3, _0800D8C0
-	strh r0, [r3]
-	ldr r2, _0800D8C4
-	ldrh r1, [r2]
-	ldr r0, _0800D8C8
-	ands r0, r1
-	strh r0, [r2]
-	ldrh r0, [r2]
-	movs r1, 0x40
-	orrs r0, r1
-	strh r0, [r2]
-	movs r0, 0x1
-	strh r0, [r3]
-	ldrb r1, [r5, 0x1]
-	movs r0, 0x41
-	negs r0, r0
-	ands r0, r1
-	strb r0, [r5, 0x1]
-	ldr r1, _0800D8CC
-	movs r0, 0xC0
-	strh r0, [r1]
-	subs r1, 0xF6
-	ldr r0, _0800D8D0
-	str r0, [r1]
-	strb r4, [r7]
-_0800D8A6:
-	movs r0, 0x1
-	strb r0, [r7, 0x1]
-_0800D8AA:
-	ldr r1, _0800D8D4
-	ldrb r0, [r1, 0x2]
-	cmp r0, 0
-	beq _0800D8DC
-	ldrb r0, [r1, 0xA]
-	cmp r0, 0x7
-	bhi _0800D8D8
-	adds r0, 0x1
-	strb r0, [r1, 0xA]
-	b _0800D8DC
-	.align 2, 0
-_0800D8C0: .4byte 0x04000208
-_0800D8C4: .4byte 0x04000200
-_0800D8C8: .4byte 0x0000ff7f
-_0800D8CC: .4byte 0x04000202
-_0800D8D0: .4byte 0x0000b1fc
-_0800D8D4: .4byte gUnknown_202DCF8
-_0800D8D8:
-	movs r0, 0x2
-	strb r0, [r1, 0x1]
-_0800D8DC:
-	mov r0, r12
-	bl sub_800D9B8
-	mov r0, r8
-	bl sub_800D944
-_0800D8E8:
-	ldr r1, _0800D908
-	ldrb r0, [r1, 0xB]
-	adds r0, 0x1
-	strb r0, [r1, 0xB]
-	ldrb r3, [r1, 0x3]
-	ldrb r0, [r1, 0x2]
-	lsls r2, r0, 8
-	ldrb r0, [r1]
-	adds r7, r1, 0
-	cmp r0, 0x8
-	bne _0800D90C
-	movs r0, 0x80
-	orrs r0, r2
-	orrs r0, r3
-	b _0800D910
-	.align 2, 0
-_0800D908: .4byte gUnknown_202DCF8
-_0800D90C:
-	adds r0, r3, 0
-	orrs r0, r2
-_0800D910:
-	adds r2, r0, 0
-	ldrb r0, [r7, 0x9]
-	cmp r0, 0
-	beq _0800D91E
-	movs r0, 0x80
-	lsls r0, 5
-	orrs r2, r0
-_0800D91E:
-	ldrb r0, [r7, 0xA]
-	lsrs r0, 3
-	lsls r1, r0, 15
-	lsls r0, r6, 26
-	lsrs r0, 30
-	cmp r0, 0x1
-	bls _0800D936
-	movs r0, 0x80
-	lsls r0, 6
-	orrs r0, r1
-	orrs r0, r2
-	b _0800D93A
-_0800D936:
-	adds r0, r2, 0
-	orrs r0, r1
-_0800D93A:
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_800D820
-
-	thumb_func_start sub_800D944
-sub_800D944:
-	push {r4,r5,lr}
-	movs r5, 0
-	ldr r4, _0800D9AC
-	ldr r2, [r4, 0x28]
-	ldrb r1, [r4, 0xB]
-	strb r1, [r2]
-	ldr r3, [r4, 0x28]
-	ldrb r1, [r4, 0x2]
-	ldrb r2, [r4, 0x3]
-	eors r1, r2
-	strb r1, [r3, 0x1]
-	ldr r1, [r4, 0x28]
-	strh r5, [r1, 0x2]
-	ldr r1, [r4, 0x28]
-	adds r1, 0x4
-	ldr r2, _0800D9B0
-	bl CpuSet
-	movs r2, 0
-	ldr r1, [r4, 0x28]
-_0800D96C:
-	ldrh r0, [r1]
-	adds r5, r0
-	adds r1, 0x2
-	adds r2, 0x1
-	cmp r2, 0x9
-	bls _0800D96C
-	adds r2, r4, 0
-	ldr r1, [r2, 0x28]
-	mvns r0, r5
-	subs r0, 0xC
-	strh r0, [r1, 0x2]
-	ldrb r0, [r2]
-	cmp r0, 0
-	beq _0800D98E
-	ldr r1, _0800D9B4
-	movs r0, 0
-	strh r0, [r1]
-_0800D98E:
-	movs r0, 0x1
-	negs r0, r0
-	str r0, [r4, 0x14]
-	ldrb r0, [r4]
-	cmp r0, 0
-	beq _0800D9A6
-	ldrb r0, [r4, 0x8]
-	cmp r0, 0
-	beq _0800D9A6
-	ldr r1, _0800D9B4
-	movs r0, 0xC0
-	strh r0, [r1]
-_0800D9A6:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800D9AC: .4byte gUnknown_202DCF8
-_0800D9B0: .4byte 0x04000004
-_0800D9B4: .4byte 0x0400010e
-	thumb_func_end sub_800D944
-
-	thumb_func_start sub_800D9B8
-sub_800D9B8:
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	sub sp, 0xC
-	str r0, [sp, 0x8]
-	ldr r0, _0800DA68
-	bl _call_via_r0
-	str r0, [sp]
-	ldr r1, _0800DA6C
-	movs r0, 0
-	strb r0, [r1, 0x3]
-	movs r6, 0
-	add r0, sp, 0x4
-	mov r10, r0
-	mov r9, r1
-	movs r1, 0x50
-	add r1, r9
-	mov r8, r1
-_0800D9E2:
-	movs r3, 0
-	movs r2, 0
-	lsls r5, r6, 2
-	mov r0, sp
-	adds r4, r0, r6
-	adds r7, r6, 0x1
-	mov r1, r8
-	adds r0, r5, r1
-	ldr r1, [r0]
-_0800D9F4:
-	ldrh r0, [r1]
-	adds r3, r0
-	adds r1, 0x2
-	adds r2, 0x1
-	cmp r2, 0x9
-	bls _0800D9F4
-	ldrb r0, [r4]
-	cmp r0, 0
-	beq _0800DA32
-	lsls r0, r3, 16
-	asrs r0, 16
-	movs r2, 0xD
-	negs r2, r2
-	cmp r0, r2
-	bne _0800DA32
-	mov r1, r8
-	adds r0, r5, r1
-	ldr r0, [r0]
-	adds r0, 0x4
-	lsls r1, r6, 4
-	ldr r2, [sp, 0x8]
-	adds r1, r2, r1
-	ldr r2, _0800DA70
-	bl CpuSet
-	movs r0, 0x1
-	lsls r0, r6
-	mov r2, r9
-	ldrb r1, [r2, 0x3]
-	orrs r0, r1
-	strb r0, [r2, 0x3]
-_0800DA32:
-	movs r0, 0
-	str r0, [sp, 0x4]
-	mov r1, r8
-	adds r0, r5, r1
-	ldr r1, [r0]
-	adds r1, 0x4
-	mov r0, r10
-	ldr r2, _0800DA74
-	bl CpuSet
-	adds r6, r7, 0
-	cmp r6, 0x1
-	ble _0800D9E2
-	ldr r1, _0800DA6C
-	ldrb r0, [r1, 0x2]
-	ldrb r2, [r1, 0x3]
-	orrs r0, r2
-	strb r0, [r1, 0x2]
-	ldrb r0, [r1, 0x3]
-	add sp, 0xC
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_0800DA68: .4byte gUnknown_202DB78
-_0800DA6C: .4byte gUnknown_202DCF8
-_0800DA70: .4byte 0x04000004
-_0800DA74: .4byte 0x05000004
-	thumb_func_end sub_800D9B8
-
-	.align 2, 0 @ Don't pad with nop.
diff --git a/ld_script.ld b/ld_script.ld
index 91d6b46ad..73fcce55e 100755
--- a/ld_script.ld
+++ b/ld_script.ld
@@ -48,7 +48,7 @@ SECTIONS {
     {
         asm/crt0.o(.text);
         src/code_80001DC.o(.text);
-        asm/arm_func.o(.text);
+        src/arm_funcs.o(.text);
         src/main_loops.o(.text);
         src/event_flag.o(.text);
         src/code_8002774.o(.text);
@@ -80,7 +80,6 @@ SECTIONS {
         src/cpu.o(.text);
         src/flash.o(.text);
         src/code_800D090.o(.text);
-        asm/code_800D090.o(.text);
         src/code_800D090_1.o(.text);
         src/code_800DAC0.o(.text);
         asm/code_800DAC0.o(.text);
diff --git a/asm/arm_func.s b/src/arm_funcs.s
similarity index 98%
rename from asm/arm_func.s
rename to src/arm_funcs.s
index f10e34275..2dbdc27ee 100644
--- a/asm/arm_func.s
+++ b/src/arm_funcs.s
@@ -1,11 +1,11 @@
 	#include "asm/constants/gba_constants.inc"
 	#include "asm/macros.inc"
-
+    
 	.syntax unified
 
 	.text	
 
-        arm_func_start sub_80001E8
+    arm_func_start sub_80001E8
 sub_80001E8:
 	stmdb sp!, {r4-r11}
 	mov r12, 0x4000000 @ REG_BASE
diff --git a/src/code_800D090.c b/src/code_800D090.c
index b81f9c73e..202150e77 100644
--- a/src/code_800D090.c
+++ b/src/code_800D090.c
@@ -1,8 +1,7 @@
 #include "global.h"
 #include "music.h"
-
-extern u32 gUnknown_202DB60[2];
-extern u16 gUnknown_202DB30[2][8];
+#include "memory.h"
+#include "cpu.h"
 
 void Hang(void)
 {
@@ -113,16 +112,75 @@ void nullsub_187(void)
 {
 }
 
-u32 sub_800D1C0(void)
+// New file?
+union PtrU16U8
+{
+    u16 *asU16;
+    u8 *asU8;
+};
+
+// Important note: This struct is used in arm_funcs.s, which means the offsets of this struct's memebers CANNOT be changed, unless sub_80001E8 and sub_8000228 are accordingly changed.
+struct UnkStruct_202DCF8
+{
+    u8 unk0;
+    u8 unk1;
+    u8 unk2;
+    u8 unk3;
+    s32 unk4;
+    u8 unk8;
+    u8 unk9;
+    u8 unkA;
+    u8 unkB;
+    u8 fillC[0x14-0xC];
+    s32 unk14;
+    s32 unk18[4];
+    union PtrU16U8 unk28;
+    u16 *unk2C;
+    u16 *unk30[4];
+    u16 *unk40[4];
+    u16 *unk50[4];
+    u16 unk60[12];
+    u16 unk78[12];
+    u16 unk90[2][3][12];
+};
+
+EWRAM_DATA static u16 gUnknown_202D808[132] = {0};
+EWRAM_DATA static u16 gUnknown_202D910[2][132] = {0};
+EWRAM_DATA static u16 gUnknown_202DB20[8] = {0};
+EWRAM_DATA static u16 gUnknown_202DB30[2][8] = {0};
+EWRAM_DATA static u32 gUnknown_202DB50[2] = {0}; // Only first index used
+EWRAM_DATA static u32 gUnknown_202DB58[2] = {0};
+EWRAM_DATA static u32 gUnknown_202DB60[2] = {0};
+EWRAM_DATA static u32 gUnknown_202DB68 = 0;
+EWRAM_DATA static s32 gUnknown_202DB6C = 0;
+EWRAM_DATA static u8 gUnknown_202DB70 = 0;
+EWRAM_DATA static u32 gUnknown_202DB74 = 0;
+// These should not be in EWRAM, but in IWRAM...
+EWRAM_DATA static u32 gUnknown_202DB78[16] = {0};
+EWRAM_DATA u32 gUnknown_202DBB8[80] = {0};
+
+EWRAM_DATA struct UnkStruct_202DCF8 gUnknown_202DCF8 = {0};
+
+extern u32 sub_80001E8(void);
+extern void sub_8000228(void);
+
+void sub_800D6AC(void);
+void sub_800D7D0(void);
+static u32 sub_800D820(u16 *a0, u16 a1[2][8]);
+static void sub_800D7B8(void);
+static void sub_800D944(u16 *a0);
+static u32 sub_800D9B8(u16 dst[2][8]);
+
+bool8 sub_800D1C0(u32 unused)
 {
     if(gUnknown_202DB60[0] != 2)
-        return 0;
+        return FALSE;
     if(gUnknown_202DB60[1] != 2)
-        return 0;
-    return 1;
+        return FALSE;
+    return TRUE;
 }
 
-void sub_800D1E0(void)
+static void sub_800D1E0(void)
 {
     s32 iVar1;
     u32 iVar2;
@@ -137,3 +195,362 @@ void sub_800D1E0(void)
         }
     }
 }
+
+static void sub_800D224(s32 a0)
+{
+    s32 i;
+
+    for (i = 0; i < 2; i++) {
+        if (((a0 >> i) & 1) && gUnknown_202DB60[i] == 1) {
+            u32 j;
+            u16 *ptr = gUnknown_202D910[i];
+
+            for (j = 0; j < 8; j++) {
+                if (gUnknown_202DB58[i] + j >= gUnknown_202DB74 / 2) {
+                    gUnknown_202DB60[i] = 2;
+                    break;
+                }
+                ptr[gUnknown_202DB58[i] + j] = gUnknown_202DB30[i][j];
+            }
+
+            gUnknown_202DB58[i] += 8;
+        }
+    }
+}
+
+static void sub_800D2EC(u32 unused)
+{
+    u32 i;
+    u16 *ptr = gUnknown_202D808;
+
+    for (i = 0; i < 8; i++) {
+        if (gUnknown_202DB50[0] < (gUnknown_202DB74 / 2)) {
+            gUnknown_202DB20[i] = ptr[gUnknown_202DB50[0]++];
+        }
+        else {
+            gUnknown_202DB20[i] = 0xFCFC;
+        }
+    }
+}
+
+s32 sub_800D33C(void)
+{
+    s32 ret = 0;
+
+    gUnknown_202DB6C = gUnknown_202DB68;
+    gUnknown_202DB68 = sub_800D820(gUnknown_202DB20, gUnknown_202DB30);
+    if (gUnknown_202DB70 == 0) {
+        if (gUnknown_202DB68 & 0x100) {
+            gUnknown_202DB70 = 1;
+        }
+        return 0;
+    }
+    else if (gUnknown_202DB68 & 0x1000) {
+        return 3;
+    }
+    else if (gUnknown_202DB68 & 0x2000) {
+        return 4;
+    }
+    else if (gUnknown_202DB68 & 0x8000) {
+        u32 bits1, bits2;
+
+        bits1 = gUnknown_202DB68 << 28;
+        bits1 >>= 28;
+
+        bits2 = gUnknown_202DB68 << 20;
+        bits2 >>= 28;
+        if (bits1 != bits2)
+            return 5;
+    }
+
+    if (((gUnknown_202DB68 | gUnknown_202DB6C) & 0xE)) {
+        u32 si0Cnt = (*(vu32 *)REG_ADDR_SIOCNT);
+        si0Cnt <<= 26;
+        si0Cnt >>= 30;
+        if ((gUnknown_202DB68 & (1 << si0Cnt))) {
+            sub_800D1E0();
+            sub_800D224(gUnknown_202DB68);
+            if (sub_800D1C0(gUnknown_202DB68)) {
+                return 2;
+            }
+            sub_800D2EC(gUnknown_202DB68);
+            ret = 1;
+        }
+    }
+
+    return ret;
+}
+
+static inline void ClearUnkMemory(void)
+{
+    gUnknown_202DB68 = 0;
+    gUnknown_202DB6C = 0;
+    gUnknown_202DB70 = 0;
+    gUnknown_202DB74 = 0;
+    gUnknown_202DB60[0] = 0;
+    gUnknown_202DB60[1] = 0;
+    MemoryClear16(gUnknown_202DB20, sizeof(gUnknown_202DB20));
+    MemoryClear16(gUnknown_202DB30[0], sizeof(gUnknown_202DB30));
+    gUnknown_202DB50[0] = 0;
+    gUnknown_202DB58[0] = 0;
+    gUnknown_202DB58[1] = 0;
+    MemoryClear16(gUnknown_202D808, sizeof(gUnknown_202D808));
+    MemoryClear16(gUnknown_202D910[0], sizeof(gUnknown_202D910));
+}
+
+// These two are the same, except sub_800D414 calls an additional func
+void sub_800D414(void)
+{
+    ClearUnkMemory();
+    sub_800D6AC();
+}
+
+void sub_800D494(void)
+{
+    ClearUnkMemory();
+}
+
+void sub_800D510(void)
+{
+    REG_RCNT = 0x8000;
+}
+
+void sub_800D520(void)
+{
+    vu16 var = 1; // Has to be u16, not s16
+    u8 si0Cnt = (*(vu8 *)REG_ADDR_SIOCNT); // First 8 bits
+
+    if (!(si0Cnt & 0x30)) {
+        while (--var != (u16) -1) {
+            VBlankIntrWait();
+        }
+    }
+    sub_800D7D0();
+}
+
+void sub_800D570(void)
+{
+    sub_800D7B8();
+}
+
+UNUSED static u8 sub_800D57C(void)
+{
+    return gUnknown_202DB70;
+}
+
+u8 sub_800D588(void)
+{
+    return (gUnknown_202DB68 & 0x80);
+}
+
+void sub_800D59C(u16 *src, u32 size)
+{
+    u32 i;
+    u16 bits;
+    s32 count = 0;
+    u16 *dst = gUnknown_202D808;
+
+    gUnknown_202DB74 = ((size + 1) & ~(1)) + 8;
+    CpuCopy(&dst[2], src, size);
+    bits = 0xFDFD;
+    dst[0] = bits;
+    dst[1] = 0;
+    for (i = 0; i < (gUnknown_202DB74 / 2) - 2; i++) {
+        count += dst[i];
+    }
+
+    gUnknown_202D808[1] = ~count - (gUnknown_202DB74 / 2);
+}
+
+bool8 sub_800D600(void)
+{
+    u32 i, j;
+
+    for (i = 0; i < 2; i++) {
+        s32 count = 0;
+        u16 *ptr = gUnknown_202D910[i];
+
+        for (j = 0; j < (gUnknown_202DB74 / 2) - 2; j++) {
+            count += ptr[j];
+        }
+
+        // Interesting casts and arithmetics here.
+        if ((s16) count != (s16) (-1 - (gUnknown_202DB74 / 2)))
+            return FALSE;
+    }
+
+    return TRUE;
+}
+
+void sub_800D670(u32 id, void *dst, u32 size)
+{
+    CpuCopy(dst, &gUnknown_202D910[id][2], size);
+}
+
+void sub_800D68C(u32 id)
+{
+    MemoryFill8(gUnknown_202D910[id], 0, sizeof(gUnknown_202D910[0]));
+}
+
+void sub_800D6AC(void)
+{
+    s32 i;
+
+    REG_IME = 0;
+    REG_IE &= 0xFF3F;
+    REG_IME = 1;
+    REG_RCNT = 0;
+    (*(vu32 *)REG_ADDR_SIOCNT) = 0x2000;
+    REG_SIOCNT |= 0x4003;
+    CpuFill32(0, &gUnknown_202DCF8, 0x120);
+    CpuCopy32(sub_80001E8, gUnknown_202DB78, sizeof(gUnknown_202DB78));
+    CpuCopy32(sub_8000228, gUnknown_202DBB8, sizeof(gUnknown_202DBB8));
+    gUnknown_202DCF8.unk14 = -1;
+    gUnknown_202DCF8.unk28.asU16 = gUnknown_202DCF8.unk60;
+    gUnknown_202DCF8.unk2C = gUnknown_202DCF8.unk78;
+
+    for (i = 0; i < 2; i++) {
+        gUnknown_202DCF8.unk30[i] = gUnknown_202DCF8.unk90[i][0];
+        gUnknown_202DCF8.unk40[i] = gUnknown_202DCF8.unk90[i][1];
+        gUnknown_202DCF8.unk50[i] = gUnknown_202DCF8.unk90[i][2];
+    }
+
+    REG_IME = 0;
+    REG_IE |= 0x80;
+    REG_IME = 1;
+}
+
+static void sub_800D7B8(void)
+{
+    if (gUnknown_202DCF8.unk0 != 0) {
+        gUnknown_202DCF8.unk8 = 1;
+    }
+}
+
+void sub_800D7D0(void)
+{
+    REG_IME = 0;
+    REG_IE &= 0xFF3F;
+    REG_IME = 1;
+    REG_SIOCNT = 0x2003;
+    REG_TM3CNT = 0xB1FC;
+    REG_IF = 0xC0;
+    gUnknown_202DCF8.unk8 = 0;
+}
+
+static u32 sub_800D820(u16 *a0, u16 a1[2][8])
+{
+    u32 ret, var;
+    u32 bits1, bits2, b;
+    u32 r3, r2;
+    u32 si0cnt = (*(vu32 *)REG_ADDR_SIOCNT);
+
+    switch (gUnknown_202DCF8.unk1) {
+        case 0:
+            if (gUnknown_202DCF8.unk14 == -1) {
+                u16 bits = si0cnt & 0x88;
+                if (bits != 8)
+                    break;
+                if (!((u8)(si0cnt & 0x4))) {
+                    vu8 *sioPtru8;
+                    u32 sioBits;
+
+                    REG_IME = 0;
+                    REG_IE &= 0xFF7F;
+                    REG_IE |= 0x40;
+                    REG_IME = 1;
+                    sioPtru8 = ((vu8 *)REG_ADDR_SIOCNT);
+                    sioBits = sioPtru8[1] & ~0x40;
+                    sioPtru8[1] = sioBits;
+                    REG_IF = 0xC0;
+                    REG_TM3CNT = 0xB1FC;
+                    gUnknown_202DCF8.unk0 = 8;
+                }
+            }
+            gUnknown_202DCF8.unk1 = 1;
+        // fallthrough
+        case 1:
+            if (gUnknown_202DCF8.unk2 != 0) {
+                if (gUnknown_202DCF8.unkA < 8) {
+                    gUnknown_202DCF8.unkA++;
+                }
+                else {
+                    gUnknown_202DCF8.unk1 = 2;
+                }
+            }
+        // fallthrough
+        case 2:
+            sub_800D9B8(a1);
+            sub_800D944(a0);
+            break;
+    }
+
+    gUnknown_202DCF8.unkB++;
+    r3 = gUnknown_202DCF8.unk3;
+    r2 = gUnknown_202DCF8.unk2 << 8;
+    b = ((gUnknown_202DCF8.unk0 == 8) ? 0x80 : 0) | r3 | r2;
+    var = b;
+    if (gUnknown_202DCF8.unk9 != 0) {
+        var |= 0x1000;
+    }
+
+    bits1 = (gUnknown_202DCF8.unkA >> 3) << 15;
+    bits2 = (si0cnt << 26) >> 30;
+    if (bits2 >= 2) {
+        ret = 0x2000 | var | bits1;
+    }
+    else {
+        ret = var | bits1;
+    }
+    return ret;
+}
+
+static void sub_800D944(u16 *src)
+{
+    u32 i;
+    s32 count = 0;
+
+    gUnknown_202DCF8.unk28.asU8[0] = gUnknown_202DCF8.unkB;
+    gUnknown_202DCF8.unk28.asU8[1] = gUnknown_202DCF8.unk2 ^ gUnknown_202DCF8.unk3;
+    gUnknown_202DCF8.unk28.asU16[1] = 0;
+    CpuCopy32(src, &gUnknown_202DCF8.unk28.asU16[2], 0x10);
+    for (i = 0; i < 10; i++) {
+        count += gUnknown_202DCF8.unk28.asU16[i];
+    }
+
+    gUnknown_202DCF8.unk28.asU16[1] = ~count - 12;
+    if (gUnknown_202DCF8.unk0 != 0) {
+        REG_TM3CNT_H = 0;
+    }
+    gUnknown_202DCF8.unk14 = -1;
+    if (gUnknown_202DCF8.unk0 != 0 && gUnknown_202DCF8.unk8 != 0) {
+        REG_TM3CNT_H = 0xC0;
+    }
+}
+
+static u32 sub_800D9B8(u16 dst[2][8])
+{
+    s32 i;
+    u8 sp0[4];
+    u32 (*func)(void) = (void *)gUnknown_202DB78;
+    u32 *spAsU32 = (u32 *)sp0;
+
+    *spAsU32 = func();
+    gUnknown_202DCF8.unk3 = 0;
+    for (i = 0; i < 2; i++) {
+        u32 j;
+        s32 count = 0;
+
+        for (j = 0; j < 10; j++) {
+            count += gUnknown_202DCF8.unk50[i][j];
+        }
+
+        if (sp0[i] != 0 && (s16)(count) == (s16)(-13)) {
+            CpuCopy32(&gUnknown_202DCF8.unk50[i][2], dst[i], 0x10);
+            gUnknown_202DCF8.unk3 |= (1 << i);
+        }
+        CpuFill32(0, &gUnknown_202DCF8.unk50[i][2], 0x10);
+    }
+    gUnknown_202DCF8.unk2 |= gUnknown_202DCF8.unk3;
+    return gUnknown_202DCF8.unk3;
+}
diff --git a/sym_ewram.txt b/sym_ewram.txt
index 36534ad61..1d7909447 100644
--- a/sym_ewram.txt
+++ b/sym_ewram.txt
@@ -19,40 +19,7 @@
     .include "src/bg_control.o"
     .include "src/cpu.o"
 	.space 0x4
-
-gUnknown_202D808: /* 202D808 (sub_800D2EC - sub_800D59C) */
-	.space 0x108
-gUnknown_202D910: /* 202D910 (sub_800D224 - sub_800D68C) */
-	.space 0x4
-gUnknown_202D914: /* 202D914 (sub_800D670) */
-	.space 0x20C
-gUnknown_202DB20: /* 202DB20 (sub_800D2EC - sub_800D494) */
-	.space 0x10
-gUnknown_202DB30: /* 202DB30 (sub_800D1E0 - sub_800D494) */
-	.space 0x20
-gUnknown_202DB50: /* 202DB50 (sub_800D2EC - sub_800D494) */
-	.space 0x8
-gUnknown_202DB58: /* 202DB58 (sub_800D224 - sub_800D494) */
-	.space 0x8
-gUnknown_202DB60: /* 202DB60 (sub_800D1C0 - sub_800D494) */
-	.space 0x8
-gUnknown_202DB68: /* 202DB68 (sub_800D33C - sub_800D588) */
-	.space 0x4
-gUnknown_202DB6C: /* 202DB6C (sub_800D33C - sub_800D494) */
-	.space 0x4
-gUnknown_202DB70: /* 202DB70 (sub_800D33C - sub_800D57C) */
-	.space 0x4
-gUnknown_202DB74: /* 202DB74 (sub_800D224 - sub_800D600) */
-	.space 0x4
-
-gUnknown_202DB78: /* 202DB78 (sub_800D6AC - sub_800D9B8) */
-	.space 0x40
-gUnknown_202DBB8: /* 202DBB8 (sub_800D6AC / data_80B9BB8) */
-	.space 0x140
-
-gUnknown_202DCF8: /* 202DCF8 (sub_80001E8 - sub_800D9B8) */
-	.space 0x120
-
+    .include "src/code_800D090.o"
     .include "src/friend_areas_map.o"
     .include "src/code_80118A4.o"
     .include "src/save.o"