Disassemble module 31

3 files changed, 739 insertions, 2 deletions

diff --git a/arm9/arm9.lcf b/arm9/arm9.lcf
index 89b80e61..1c04c470 100644
--- a/arm9/arm9.lcf
+++ b/arm9/arm9.lcf
@@ -41,7 +41,7 @@ MEMORY {
 	MODULE_28 (RWX) : ORIGIN=0x02254840, LENGTH=0
 	MODULE_29 (RWX) : ORIGIN=0x02254840, LENGTH=0
 	MODULE_30 (RWX) : ORIGIN=0x02254840, LENGTH=0
-	MODULE_31 (RWX) : ORIGIN=0, LENGTH=0
+	MODULE_31 (RWX) : ORIGIN=0x02254840, LENGTH=0
 	MODULE_32 (RWX) : ORIGIN=0, LENGTH=0
 	MODULE_33 (RWX) : ORIGIN=0, LENGTH=0
 	MODULE_34 (RWX) : ORIGIN=0, LENGTH=0
@@ -759,7 +759,19 @@ SECTIONS {
 		module_30.o (.bss)
 	} >> MODULE_30
 
-	OVERLAY_FILE(31, 0x289200, FILE_28D200.o)
+	.MODULE.31 : AT (0x289200)
+	{
+		module_31.o (.text)
+		module_31.o (.sdata)
+		module_31.o (.data)
+	} > MODULE_31
+
+	.MODULE.31.bss :
+	{
+		module_31.o (.sbss)
+		module_31.o (.bss)
+	} >> MODULE_31
+
 	OVERLAY_FILE(32, 0x289800, FILE_28D800.o)
 	OVERLAY_FILE(33, 0x289E00, FILE_28DE00.o)
 	OVERLAY_FILE(34, 0x28A200, FILE_28E200.o)
diff --git a/arm9/global.inc b/arm9/global.inc
index 61b1d5d4..371e60e9 100644
--- a/arm9/global.inc
+++ b/arm9/global.inc
@@ -5446,6 +5446,7 @@
 .extern MOD20_02252DEC

 .extern MOD20_022538B8

 .extern MOD20_02253F44

+.extern MOD20_02252C34

 .extern FUN_0204C0CC

 .extern FUN_0204C0D4

 .extern FUN_0204C0E8

diff --git a/arm9/modules/31/asm/module_31.s b/arm9/modules/31/asm/module_31.s
new file mode 100644
index 00000000..cdf3282a
--- /dev/null
+++ b/arm9/modules/31/asm/module_31.s
@@ -0,0 +1,724 @@
+	.include "asm/macros.inc"
+	.include "global.inc"
+	.section .text
+	.balign 4, 0
+
+	thumb_func_start MOD31_02254840
+MOD31_02254840: ; 0x02254840
+	ldr r3, _02254848 ; =MOD20_02252978
+	ldr r0, _0225484C ; =MOD31_02254854
+	ldr r1, _02254850 ; =MOD31_02254954
+	bx r3
+	.align 2, 0
+_02254848: .word MOD20_02252978
+_0225484C: .word MOD31_02254854
+_02254850: .word MOD31_02254954
+	thumb_func_end MOD31_02254840
+
+	thumb_func_start MOD31_02254854
+MOD31_02254854: ; 0x02254854
+	push {r3, r4, r5, r6, r7, lr}
+	add r5, r0, #0
+	add r6, r1, #0
+	mov r0, #8
+	mov r1, #0x20
+	add r7, r2, #0
+	str r3, [sp]
+	bl FUN_02016998
+	add r4, r0, #0
+	beq _02254892
+	ldr r3, [sp]
+	add r1, r6, #0
+	add r2, r7, #0
+	bl MOD31_0225489C
+	cmp r0, #0
+	beq _0225488C
+	ldr r0, _02254898 ; =MOD31_02254918
+	add r1, r4, #0
+	mov r2, #1
+	bl FUN_0200CA44
+	cmp r0, #0
+	beq _0225488C
+	str r4, [r5]
+	mov r0, #1
+	pop {r3, r4, r5, r6, r7, pc}
+_0225488C:
+	add r0, r4, #0
+	bl FUN_02016A18
+_02254892:
+	mov r0, #0
+	pop {r3, r4, r5, r6, r7, pc}
+	nop
+_02254898: .word MOD31_02254918
+	thumb_func_end MOD31_02254854
+
+	thumb_func_start MOD31_0225489C
+MOD31_0225489C: ; 0x0225489C
+	push {r3, r4, r5, lr}
+	add r5, r0, #0
+	str r1, [r5, #0x10]
+	add r0, r1, #0
+	add r4, r2, #0
+	bl MOD20_02252C3C
+	str r0, [r5, #0x1c]
+	mov r0, #1
+	str r0, [r5, #8]
+	ldr r0, [r5, #0x1c]
+	bl FUN_0204BF84
+	str r0, [r5, #4]
+	add r0, r5, #0
+	add r0, #0xc
+	add r1, r5, #4
+	add r2, r4, #0
+	bl MOD31_02254A84
+	cmp r0, #0
+	beq _022548EA
+	mov r0, #0
+	strb r0, [r5]
+	strb r0, [r5, #1]
+	strb r0, [r5, #2]
+	mov r0, #8
+	str r0, [sp]
+	ldr r0, _022548F0 ; =0x02254D98
+	ldr r2, _022548F4 ; =MOD31_022548F8
+	mov r1, #1
+	add r3, r5, #0
+	bl MOD20_02254130
+	str r0, [r5, #0x14]
+	mov r0, #0
+	str r0, [r5, #0x18]
+	mov r0, #1
+	pop {r3, r4, r5, pc}
+_022548EA:
+	mov r0, #0
+	pop {r3, r4, r5, pc}
+	nop
+_022548F0: .word 0x02254D98
+_022548F4: .word MOD31_022548F8
+	thumb_func_end MOD31_0225489C
+
+	thumb_func_start MOD31_022548F8
+MOD31_022548F8: ; 0x022548F8
+	cmp r0, #0
+	bne _022548FE
+	str r1, [r3, #0x18]
+_022548FE:
+	bx lr
+	thumb_func_end MOD31_022548F8
+
+	thumb_func_start MOD31_02254900
+MOD31_02254900: ; 0x02254900
+	push {r4, lr}
+	add r4, r0, #0
+	ldr r0, [r4, #0x14]
+	bl MOD20_02254198
+	ldr r0, [r4, #0xc]
+	bl MOD31_02254AC0
+	add r0, r4, #0
+	bl FUN_02016A18
+	pop {r4, pc}
+	thumb_func_end MOD31_02254900
+
+	thumb_func_start MOD31_02254918
+MOD31_02254918: ; 0x02254918
+	push {r3, r4, r5, lr}
+	add r4, r1, #0
+	add r5, r0, #0
+	ldrb r0, [r4]
+	cmp r0, #3
+	bhs _0225494E
+	ldr r0, [r4, #0x10]
+	ldr r1, [r4, #0x14]
+	bl MOD20_02252C14
+	ldrb r1, [r4]
+	add r0, r4, #0
+	lsl r2, r1, #2
+	ldr r1, _02254950 ; =0x02254D9C
+	ldr r1, [r1, r2]
+	blx r1
+	cmp r0, #0
+	beq _0225494E
+	add r0, r4, #0
+	bl MOD31_02254900
+	add r0, r5, #0
+	bl FUN_0200CAB4
+	ldr r0, [r4, #0x10]
+	bl MOD20_022529A0
+_0225494E:
+	pop {r3, r4, r5, pc}
+	.align 2, 0
+_02254950: .word 0x02254D9C
+	thumb_func_end MOD31_02254918
+
+	thumb_func_start MOD31_02254954
+MOD31_02254954: ; 0x02254954
+	mov r1, #1
+	strb r1, [r0, #2]
+	bx lr
+	.align 2, 0
+	thumb_func_end MOD31_02254954
+
+	thumb_func_start MOD31_0225495C
+MOD31_0225495C: ; 0x0225495C
+	ldrb r2, [r0, #2]
+	cmp r2, #0
+	bne _02254964
+	b _02254966
+_02254964:
+	mov r1, #2
+_02254966:
+	strb r1, [r0]
+	mov r1, #0
+	strb r1, [r0, #1]
+	bx lr
+	.align 2, 0
+	thumb_func_end MOD31_0225495C
+
+	thumb_func_start MOD31_02254970
+MOD31_02254970: ; 0x02254970
+	push {r4, lr}
+	add r4, r0, #0
+	ldrb r0, [r4, #1]
+	cmp r0, #0
+	beq _02254980
+	cmp r0, #1
+	beq _02254990
+	b _022549AA
+_02254980:
+	ldr r0, [r4, #0xc]
+	mov r1, #0
+	bl MOD31_02254BBC
+	ldrb r0, [r4, #1]
+	add r0, r0, #1
+	strb r0, [r4, #1]
+	b _022549AA
+_02254990:
+	ldr r0, [r4, #0xc]
+	mov r1, #0
+	bl MOD31_02254BE0
+	cmp r0, #0
+	beq _022549AA
+	ldr r0, [r4, #0x10]
+	bl MOD20_0225298C
+	add r0, r4, #0
+	mov r1, #1
+	bl MOD31_0225495C
+_022549AA:
+	mov r0, #0
+	pop {r4, pc}
+	.align 2, 0
+	thumb_func_end MOD31_02254970
+
+	thumb_func_start MOD31_022549B0
+MOD31_022549B0: ; 0x022549B0
+	push {r4, lr}
+	add r4, r0, #0
+	ldrb r1, [r4, #2]
+	cmp r1, #0
+	beq _022549C4
+	mov r1, #2
+	bl MOD31_0225495C
+	mov r0, #0
+	pop {r4, pc}
+_022549C4:
+	ldrb r0, [r4, #1]
+	cmp r0, #0
+	beq _022549D0
+	cmp r0, #1
+	beq _02254A0A
+	b _02254A4C
+_022549D0:
+	ldr r0, [r4, #0x18]
+	cmp r0, #1
+	bne _022549EE
+	mov r0, #0
+	str r0, [r4, #8]
+	ldr r0, [r4, #0xc]
+	mov r1, #2
+	bl MOD31_02254BBC
+	mov r0, #0
+	str r0, [r4, #0x18]
+	ldrb r0, [r4, #1]
+	add r0, r0, #1
+	strb r0, [r4, #1]
+	b _02254A4C
+_022549EE:
+	ldr r0, [r4, #0x10]
+	bl MOD20_02252C34
+	cmp r0, #0
+	beq _02254A4C
+	ldr r0, [r4, #0x1c]
+	bl FUN_0204BF84
+	str r0, [r4, #4]
+	ldr r0, [r4, #0xc]
+	mov r1, #3
+	bl MOD31_02254BBC
+	b _02254A4C
+_02254A0A:
+	ldr r0, [r4, #0x18]
+	cmp r0, #2
+	bne _02254A24
+	mov r0, #1
+	str r0, [r4, #8]
+	ldr r0, [r4, #0xc]
+	mov r1, #2
+	bl MOD31_02254BBC
+	mov r0, #0
+	str r0, [r4, #0x18]
+	strb r0, [r4, #1]
+	b _02254A4C
+_02254A24:
+	cmp r0, #3
+	bne _02254A4C
+	mov r0, #1
+	str r0, [r4, #8]
+	mov r1, #0
+	str r1, [r4, #4]
+	ldr r0, [r4, #0x1c]
+	bl FUN_0204BF88
+	ldr r0, [r4, #0xc]
+	mov r1, #2
+	bl MOD31_02254BBC
+	ldr r0, [r4, #0xc]
+	mov r1, #3
+	bl MOD31_02254BBC
+	mov r0, #0
+	str r0, [r4, #0x18]
+	strb r0, [r4, #1]
+_02254A4C:
+	mov r0, #0
+	pop {r4, pc}
+	thumb_func_end MOD31_022549B0
+
+	thumb_func_start MOD31_02254A50
+MOD31_02254A50: ; 0x02254A50
+	push {r4, lr}
+	add r4, r0, #0
+	ldrb r0, [r4, #1]
+	cmp r0, #0
+	beq _02254A60
+	cmp r0, #1
+	beq _02254A70
+	b _02254A7E
+_02254A60:
+	ldr r0, [r4, #0xc]
+	mov r1, #1
+	bl MOD31_02254BBC
+	ldrb r0, [r4, #1]
+	add r0, r0, #1
+	strb r0, [r4, #1]
+	b _02254A7E
+_02254A70:
+	ldr r0, [r4, #0xc]
+	bl MOD31_02254BEC
+	cmp r0, #0
+	beq _02254A7E
+	mov r0, #1
+	pop {r4, pc}
+_02254A7E:
+	mov r0, #0
+	pop {r4, pc}
+	.align 2, 0
+	thumb_func_end MOD31_02254A50
+
+	thumb_func_start MOD31_02254A84
+MOD31_02254A84: ; 0x02254A84
+	push {r4, r5, r6, lr}
+	add r6, r0, #0
+	add r5, r1, #0
+	mov r0, #8
+	mov r1, #0x64
+	bl FUN_02016998
+	add r4, r0, #0
+	beq _02254ABA
+	add r0, #8
+	mov r1, #4
+	bl MOD20_022536F4
+	str r5, [r4]
+	bl MOD20_02252D34
+	str r0, [r4, #4]
+	bl MOD20_02252D24
+	str r0, [r4, #0x20]
+	add r0, r4, #0
+	add r1, r5, #0
+	bl MOD31_02254AD4
+	str r4, [r6]
+	mov r0, #1
+	pop {r4, r5, r6, pc}
+_02254ABA:
+	mov r0, #0
+	pop {r4, r5, r6, pc}
+	.align 2, 0
+	thumb_func_end MOD31_02254A84
+
+	thumb_func_start MOD31_02254AC0
+MOD31_02254AC0: ; 0x02254AC0
+	push {r4, lr}
+	add r4, r0, #0
+	beq _02254AD0
+	bl MOD31_02254B88
+	add r0, r4, #0
+	bl FUN_02016A18
+_02254AD0:
+	pop {r4, pc}
+	.align 2, 0
+	thumb_func_end MOD31_02254AC0
+
+	thumb_func_start MOD31_02254AD4
+MOD31_02254AD4: ; 0x02254AD4
+	push {r4, r5, r6, r7, lr}
+	sub sp, #0x14
+	mov r3, #0
+	str r3, [sp]
+	mov r2, #1
+	add r7, r0, #0
+	str r1, [sp, #0xc]
+	str r2, [sp, #4]
+	mov r0, #8
+	str r0, [sp, #8]
+	mov r0, #0xc
+	mov r1, #2
+	bl FUN_02006A34
+	mov r0, #0
+	str r0, [sp]
+	mov r2, #1
+	mov r3, #0xa
+	str r2, [sp, #4]
+	mov r0, #8
+	str r0, [sp, #8]
+	mov r0, #0xc
+	mov r1, #0x34
+	lsl r3, r3, #8
+	bl FUN_02006A34
+	mov r0, #8
+	str r0, [sp]
+	add r0, r7, #0
+	add r0, #0x3c
+	mov r1, #0xc
+	mov r2, #0x32
+	mov r3, #0x33
+	bl MOD20_02253FBC
+	mov r0, #8
+	str r0, [sp]
+	add r0, r7, #0
+	add r0, #0x50
+	mov r1, #0xc
+	mov r2, #3
+	mov r3, #4
+	bl MOD20_02253FBC
+	add r2, r7, #0
+	ldr r0, [r7, #0x20]
+	ldr r1, _02254B80 ; =0x02254DA8
+	add r2, #0x3c
+	bl MOD20_02253E74
+	mov r1, #0x50
+	str r0, [r7, #0x24]
+	bl MOD20_02253FA4
+	add r0, r7, #0
+	mov r5, #5
+	str r0, [sp, #0x10]
+	add r0, #0x50
+	mov r6, #0
+	add r4, r7, #0
+	lsl r5, r5, #0x10
+	str r0, [sp, #0x10]
+_02254B50:
+	ldr r0, [r7, #0x20]
+	ldr r1, _02254B84 ; =0x02254DB8
+	ldr r2, [sp, #0x10]
+	bl MOD20_02253E74
+	mov r2, #1
+	add r1, r5, #0
+	lsl r2, r2, #0x12
+	str r0, [r4, #0x28]
+	bl MOD20_02253F64
+	mov r0, #1
+	lsl r0, r0, #0x10
+	add r6, r6, #1
+	add r4, r4, #4
+	add r5, r5, r0
+	cmp r6, #5
+	blt _02254B50
+	ldr r1, [sp, #0xc]
+	add r0, r7, #0
+	bl MOD31_02254D1C
+	add sp, #0x14
+	pop {r4, r5, r6, r7, pc}
+	.align 2, 0
+_02254B80: .word 0x02254DA8
+_02254B84: .word 0x02254DB8
+	thumb_func_end MOD31_02254AD4
+
+	thumb_func_start MOD31_02254B88
+MOD31_02254B88: ; 0x02254B88
+	push {r4, r5, r6, lr}
+	add r6, r0, #0
+	ldr r0, [r6, #0x20]
+	ldr r1, [r6, #0x24]
+	bl MOD20_02253F14
+	mov r4, #0
+	add r5, r6, #0
+_02254B98:
+	ldr r0, [r6, #0x20]
+	ldr r1, [r5, #0x28]
+	bl MOD20_02253F14
+	add r4, r4, #1
+	add r5, r5, #4
+	cmp r4, #5
+	blt _02254B98
+	add r0, r6, #0
+	add r0, #0x3c
+	bl MOD20_02254014
+	add r6, #0x50
+	add r0, r6, #0
+	bl MOD20_02254014
+	pop {r4, r5, r6, pc}
+	.align 2, 0
+	thumb_func_end MOD31_02254B88
+
+	thumb_func_start MOD31_02254BBC
+MOD31_02254BBC: ; 0x02254BBC
+	push {lr}
+	sub sp, #0xc
+	add r2, r0, #0
+	add r0, #8
+	str r0, [sp]
+	mov r0, #2
+	str r0, [sp, #4]
+	mov r0, #8
+	str r0, [sp, #8]
+	ldr r0, _02254BDC ; =0x02254DE4
+	ldr r3, [r2]
+	bl MOD20_022537E0
+	add sp, #0xc
+	pop {pc}
+	nop
+_02254BDC: .word 0x02254DE4
+	thumb_func_end MOD31_02254BBC
+
+	thumb_func_start MOD31_02254BE0
+MOD31_02254BE0: ; 0x02254BE0
+	ldr r3, _02254BE8 ; =MOD20_02253794
+	add r0, #8
+	bx r3
+	nop
+_02254BE8: .word MOD20_02253794
+	thumb_func_end MOD31_02254BE0
+
+	thumb_func_start MOD31_02254BEC
+MOD31_02254BEC: ; 0x02254BEC
+	ldr r3, _02254BF4 ; =MOD20_022537B8
+	add r0, #8
+	bx r3
+	nop
+_02254BF4: .word MOD20_022537B8
+	thumb_func_end MOD31_02254BEC
+
+	thumb_func_start MOD31_02254BF8
+MOD31_02254BF8: ; 0x02254BF8
+	push {r4, lr}
+	add r4, r0, #0
+	bl MOD20_022538A0
+	add r0, #8
+	add r1, r4, #0
+	bl MOD20_02253888
+	pop {r4, pc}
+	.align 2, 0
+	thumb_func_end MOD31_02254BF8
+
+	thumb_func_start MOD31_02254C0C
+MOD31_02254C0C: ; 0x02254C0C
+	push {r4, r5, lr}
+	sub sp, #0x14
+	add r4, r1, #0
+	add r0, r4, #0
+	bl MOD20_022538A0
+	add r5, r0, #0
+	ldr r0, [r5, #4]
+	ldr r2, _02254C90 ; =0x02254DC8
+	mov r1, #6
+	mov r3, #0
+	bl FUN_02016C18
+	mov r0, #0
+	str r0, [sp]
+	str r0, [sp, #4]
+	mov r0, #1
+	str r0, [sp, #8]
+	mov r0, #8
+	str r0, [sp, #0xc]
+	ldr r2, [r5, #4]
+	mov r0, #0xc
+	mov r1, #0x31
+	mov r3, #6
+	bl FUN_0200687C
+	mov r0, #0
+	str r0, [sp]
+	str r0, [sp, #4]
+	mov r0, #1
+	str r0, [sp, #8]
+	mov r0, #8
+	str r0, [sp, #0xc]
+	ldr r2, [r5, #4]
+	mov r0, #0xc
+	mov r1, #0x30
+	mov r3, #6
+	bl FUN_020068C8
+	mov r0, #0
+	add r1, r0, #0
+	bl MOD20_02252D7C
+	ldr r0, [r5, #4]
+	mov r1, #6
+	bl FUN_02017CD0
+	ldr r1, _02254C94 ; =0x04001000
+	ldr r0, _02254C98 ; =0xFFFFE0FF
+	ldr r3, [r1]
+	ldr r2, [r1]
+	str r3, [sp, #0x10]
+	and r0, r2
+	lsl r2, r3, #0x13
+	lsr r3, r2, #0x1b
+	mov r2, #4
+	orr r2, r3
+	lsl r2, r2, #8
+	orr r0, r2
+	str r0, [r1]
+	add r0, r4, #0
+	bl MOD31_02254BF8
+	add sp, #0x14
+	pop {r4, r5, pc}
+	nop
+_02254C90: .word 0x02254DC8
+_02254C94: .word 0x04001000
+_02254C98: .word 0xFFFFE0FF
+	thumb_func_end MOD31_02254C0C
+
+	thumb_func_start MOD31_02254C9C
+MOD31_02254C9C: ; 0x02254C9C
+	push {r4, lr}
+	add r4, r1, #0
+	add r0, r4, #0
+	bl MOD20_022538A0
+	ldr r0, [r0, #4]
+	mov r1, #6
+	bl FUN_020178A0
+	add r0, r4, #0
+	bl MOD31_02254BF8
+	pop {r4, pc}
+	.align 2, 0
+	thumb_func_end MOD31_02254C9C
+
+	thumb_func_start MOD31_02254CB8
+MOD31_02254CB8: ; 0x02254CB8
+	push {r3, r4, r5, lr}
+	add r5, r1, #0
+	add r0, r5, #0
+	bl MOD20_022538A0
+	add r4, r0, #0
+	ldr r0, [r4]
+	ldr r0, [r0, #4]
+	cmp r0, #0
+	beq _02254CD2
+	cmp r0, #1
+	beq _02254CE2
+	b _02254CEA
+_02254CD2:
+	ldr r0, _02254CF4 ; =0x00000669
+	bl MOD20_02252B28
+	ldr r0, [r4, #0x24]
+	mov r1, #1
+	bl MOD20_02253F28
+	b _02254CEA
+_02254CE2:
+	ldr r0, [r4, #0x24]
+	mov r1, #0
+	bl MOD20_02253F28
+_02254CEA:
+	add r0, r5, #0
+	bl MOD31_02254BF8
+	pop {r3, r4, r5, pc}
+	nop
+_02254CF4: .word 0x00000669
+	thumb_func_end MOD31_02254CB8
+
+	thumb_func_start MOD31_02254CF8
+MOD31_02254CF8: ; 0x02254CF8
+	push {r3, r4, r5, lr}
+	add r5, r1, #0
+	add r0, r5, #0
+	bl MOD20_022538A0
+	add r4, r0, #0
+	add r0, r5, #0
+	bl MOD20_022538A4
+	add r1, r0, #0
+	add r0, r4, #0
+	bl MOD31_02254D1C
+	add r0, r5, #0
+	bl MOD31_02254BF8
+	pop {r3, r4, r5, pc}
+	.align 2, 0
+	thumb_func_end MOD31_02254CF8
+
+	thumb_func_start MOD31_02254D1C
+MOD31_02254D1C: ; 0x02254D1C
+	push {r4, r5, r6, r7, lr}
+	sub sp, #0xc
+	add r7, r0, #0
+	ldr r0, [r1]
+	ldr r5, _02254D80 ; =0x04000280
+	str r0, [sp, #4]
+	ldr r0, _02254D84 ; =0x00002710
+	lsr r4, r5, #0xb
+	str r0, [sp]
+	mov r0, #0
+	str r0, [sp, #8]
+	lsr r6, r5, #0xb
+_02254D34:
+	mov r0, #0
+	strh r0, [r5]
+	ldr r1, [sp, #4]
+	ldr r0, _02254D88 ; =0x04000290
+	str r1, [r0]
+	ldr r1, [sp]
+	str r1, [r0, #8]
+	ldr r0, _02254D8C ; =0x04000298
+	mov r1, #0
+	str r1, [r0, #4]
+_02254D48:
+	ldrh r0, [r5]
+	tst r0, r4
+	bne _02254D48
+	ldr r1, _02254D90 ; =0x040002A0
+	ldr r0, [r7, #0x28]
+	ldr r1, [r1]
+	bl MOD20_02253F28
+_02254D58:
+	ldrh r0, [r5]
+	tst r0, r6
+	bne _02254D58
+	ldr r0, _02254D94 ; =0x040002A8
+	mov r1, #0xa
+	ldr r0, [r0]
+	str r0, [sp, #4]
+	ldr r0, [sp]
+	bl _u32_div_f
+	str r0, [sp]
+	ldr r0, [sp, #8]
+	add r7, r7, #4
+	add r0, r0, #1
+	str r0, [sp, #8]
+	cmp r0, #5
+	blt _02254D34
+	add sp, #0xc
+	pop {r4, r5, r6, r7, pc}
+	nop
+_02254D80: .word 0x04000280
+_02254D84: .word 0x00002710
+_02254D88: .word 0x04000290
+_02254D8C: .word 0x04000298
+_02254D90: .word 0x040002A0
+_02254D94: .word 0x040002A8
+	thumb_func_end MOD31_02254D1C
+
+	.section .data
+	; 0x02254D98
+	.incbin "baserom.nds", 0x28D758, 0xA8