decompile sub_80A5BF8 - sub_80A631C

2 files changed, 322 insertions, 926 deletions

diff --git a/asm/item_menu.s b/asm/item_menu.s
index c5d01dcdb..18cc7fc98 100644
--- a/asm/item_menu.s
+++ b/asm/item_menu.s
@@ -6,919 +6,6 @@
 
 	.text
 
-	thumb_func_start sub_80A5BF8
-sub_80A5BF8: @ 80A5BF8
-	push {r4,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	bl sub_80A73FC
-	bl sub_80A7590
-	ldr r1, _080A5C1C @ =gOtherText_NoPokemon
-	ldr r2, _080A5C20 @ =CleanUpItemMenuMessage
-	adds r0, r4, 0
-	movs r3, 0x1
-	bl DisplayCannotUseItemMessage
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5C1C: .4byte gOtherText_NoPokemon
-_080A5C20: .4byte CleanUpItemMenuMessage
-	thumb_func_end sub_80A5BF8
-
-	thumb_func_start sub_80A5C24
-sub_80A5C24: @ 80A5C24
-	push {r4,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	movs r0, 0
-	bl sub_80A7528
-	adds r0, r4, 0
-	bl sub_80A41D4
-	bl ItemListMenu_InitMenu
-	adds r0, r4, 0
-	bl sub_80A37C0
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A5C24
-
-	thumb_func_start CleanUpItemMenuMessage
-CleanUpItemMenuMessage: @ 80A5C48
-	push {r4,lr}
-	sub sp, 0x4
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	ldr r0, _080A5C90 @ =gBGTilemapBuffers + 0x800
-	movs r1, 0x1F
-	str r1, [sp]
-	movs r1, 0
-	movs r2, 0
-	movs r3, 0x1F
-	bl sub_80A36B8
-	movs r0, 0x7
-	movs r1, 0x7
-	movs r2, 0xD
-	movs r3, 0xC
-	bl MenuZeroFillWindowRect
-	movs r0, 0
-	movs r1, 0xE
-	movs r2, 0x1D
-	movs r3, 0x13
-	bl MenuZeroFillWindowRect
-	ldr r1, _080A5C94 @ =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	ldr r1, _080A5C98 @ =sub_80A5C24
-	str r1, [r0]
-	add sp, 0x4
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5C90: .4byte gBGTilemapBuffers + 0x800
-_080A5C94: .4byte gTasks
-_080A5C98: .4byte sub_80A5C24
-	thumb_func_end CleanUpItemMenuMessage
-
-	thumb_func_start CleanUpOverworldMessage
-CleanUpOverworldMessage: @ 80A5C9C
-	push {r4,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	movs r0, 0
-	movs r1, 0xD
-	movs r2, 0x1D
-	movs r3, 0x13
-	bl MenuZeroFillWindowRect
-	adds r0, r4, 0
-	bl DestroyTask
-	bl sub_8064E2C
-	bl ScriptContext2_Disable
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end CleanUpOverworldMessage
-
-	thumb_func_start ExecuteItemUseFromBlackPalette
-ExecuteItemUseFromBlackPalette: @ 80A5CC4
-	push {lr}
-	bl pal_fill_black
-	ldr r0, _080A5CD8 @ =Task_CallItemUseOnFieldCallback
-	movs r1, 0x8
-	bl CreateTask
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5CD8: .4byte Task_CallItemUseOnFieldCallback
-	thumb_func_end ExecuteItemUseFromBlackPalette
-
-	thumb_func_start Task_CallItemUseOnFieldCallback
-Task_CallItemUseOnFieldCallback: @ 80A5CDC
-	push {r4,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	bl sub_807D770
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _080A5CF8
-	ldr r0, _080A5D00 @ =gUnknown_03005D00
-	ldr r1, [r0]
-	adds r0, r4, 0
-	bl _call_via_r1
-_080A5CF8:
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5D00: .4byte gUnknown_03005D00
-	thumb_func_end Task_CallItemUseOnFieldCallback
-
-	thumb_func_start sub_80A5D04
-sub_80A5D04: @ 80A5D04
-	push {lr}
-_080A5D06:
-	bl sub_80A317C
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _080A5D28
-	ldr r0, _080A5D20 @ =sub_80A50C8
-	movs r1, 0
-	bl CreateTask
-	ldr r1, _080A5D24 @ =gUnknown_02038563
-	strb r0, [r1]
-	b _080A5D34
-	.align 2, 0
-_080A5D20: .4byte sub_80A50C8
-_080A5D24: .4byte gUnknown_02038563
-_080A5D28:
-	bl sub_80F9344
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _080A5D06
-_080A5D34:
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A5D04
-
-	thumb_func_start sub_80A5D38
-sub_80A5D38: @ 80A5D38
-	push {r4,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	ldr r1, _080A5D70 @ =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	movs r1, 0
-	strh r1, [r0, 0xA]
-	ldr r0, _080A5D74 @ =gBGTilemapBuffers + 0x800
-	bl sub_80A4DA4
-	movs r0, 0
-	bl sub_80A7528
-	adds r0, r4, 0
-	bl sub_80A41D4
-	bl ItemListMenu_InitMenu
-	adds r0, r4, 0
-	bl sub_80A37C0
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5D70: .4byte gTasks
-_080A5D74: .4byte gBGTilemapBuffers + 0x800
-	thumb_func_end sub_80A5D38
-
-	thumb_func_start sub_80A5D78
-sub_80A5D78: @ 80A5D78
-	push {lr}
-	sub sp, 0x4
-	ldr r0, _080A5D9C @ =gBGTilemapBuffers + 0x800
-	movs r1, 0x4
-	str r1, [sp]
-	movs r1, 0x8
-	movs r2, 0x8
-	movs r3, 0x5
-	bl sub_80A4008
-	movs r0, 0x7
-	movs r1, 0x7
-	movs r2, 0x1
-	bl DisplayYesNoMenu
-	add sp, 0x4
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5D9C: .4byte gBGTilemapBuffers + 0x800
-	thumb_func_end sub_80A5D78
-
-	thumb_func_start sub_80A5DA0
-sub_80A5DA0: @ 80A5DA0
-	push {r4,lr}
-	lsls r0, 16
-	lsrs r0, 16
-	lsls r1, 16
-	lsrs r4, r1, 16
-	ldr r1, _080A5DC4 @ =gStringVar1
-	bl CopyItemName
-	cmp r4, 0x63
-	bls _080A5DCC
-	ldr r0, _080A5DC8 @ =gStringVar2
-	adds r1, r4, 0
-	movs r2, 0
-	movs r3, 0x3
-	bl ConvertIntToDecimalStringN
-	b _080A5DD8
-	.align 2, 0
-_080A5DC4: .4byte gStringVar1
-_080A5DC8: .4byte gStringVar2
-_080A5DCC:
-	ldr r0, _080A5DF0 @ =gStringVar2
-	adds r1, r4, 0
-	movs r2, 0
-	movs r3, 0x2
-	bl ConvertIntToDecimalStringN
-_080A5DD8:
-	ldr r0, _080A5DF4 @ =gBGTilemapBuffers + 0x800
-	bl sub_80A4DA4
-	movs r0, 0x5
-	bl sub_80A7528
-	bl sub_80A5D78
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5DF0: .4byte gStringVar2
-_080A5DF4: .4byte gBGTilemapBuffers + 0x800
-	thumb_func_end sub_80A5DA0
-
-	thumb_func_start sub_80A5DF8
-sub_80A5DF8: @ 80A5DF8
-	push {lr}
-	ldr r0, _080A5E18 @ =gBGTilemapBuffers + 0x800
-	bl sub_80A4DA4
-	movs r0, 0x7
-	movs r1, 0x6
-	movs r2, 0xB
-	movs r3, 0xD
-	bl MenuZeroFillWindowRect
-	movs r0, 0x4
-	bl sub_80A7528
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5E18: .4byte gBGTilemapBuffers + 0x800
-	thumb_func_end sub_80A5DF8
-
-	thumb_func_start sub_80A5E1C
-sub_80A5E1C: @ 80A5E1C
-	push {r4,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	ldr r0, _080A5E58 @ =gMain
-	ldrh r1, [r0, 0x2E]
-	movs r0, 0x1
-	ands r0, r1
-	cmp r0, 0
-	bne _080A5E36
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	beq _080A5E50
-_080A5E36:
-	ldr r0, _080A5E5C @ =gTasks
-	lsls r1, r4, 2
-	adds r1, r4
-	lsls r1, 3
-	adds r1, r0
-	movs r0, 0
-	strh r0, [r1, 0x1C]
-	adds r0, r4, 0
-	bl sub_80A41D4
-	adds r0, r4, 0
-	bl sub_80A5D38
-_080A5E50:
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5E58: .4byte gMain
-_080A5E5C: .4byte gTasks
-	thumb_func_end sub_80A5E1C
-
-	thumb_func_start sub_80A5E60
-sub_80A5E60: @ 80A5E60
-	push {r4,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	bl sub_80A5DF8
-	adds r0, r4, 0
-	bl sub_80A3D5C
-	ldr r1, _080A5E88 @ =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	ldr r1, _080A5E8C @ =sub_80A5E1C
-	str r1, [r0]
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A5E88: .4byte gTasks
-_080A5E8C: .4byte sub_80A5E1C
-	thumb_func_end sub_80A5E60
-
-	thumb_func_start sub_80A5E90
-sub_80A5E90: @ 80A5E90
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	bl sub_80A5D38
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A5E90
-
-	thumb_func_start sub_80A5EA0
-sub_80A5EA0: @ 80A5EA0
-	push {r4,r5,lr}
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r5, r4, 0
-	adds r0, r4, 0
-	bl sub_80A5350
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	beq _080A5F0C
-	ldr r0, _080A5EE8 @ =gMain
-	ldrh r1, [r0, 0x2E]
-	movs r0, 0x1
-	ands r0, r1
-	cmp r0, 0
-	beq _080A5EF8
-	movs r0, 0x5
-	bl PlaySE
-	ldr r0, _080A5EEC @ =gScriptItemId
-	ldrh r0, [r0]
-	ldr r2, _080A5EF0 @ =gTasks
-	lsls r1, r4, 2
-	adds r1, r4
-	lsls r1, 3
-	adds r1, r2
-	ldrh r1, [r1, 0xA]
-	bl sub_80A5DA0
-	ldr r1, _080A5EF4 @ =gUnknown_083C16F4
-	adds r0, r4, 0
-	bl DoYesNoFuncWithChoice
-	b _080A5F0C
-	.align 2, 0
-_080A5EE8: .4byte gMain
-_080A5EEC: .4byte gScriptItemId
-_080A5EF0: .4byte gTasks
-_080A5EF4: .4byte gUnknown_083C16F4
-_080A5EF8:
-	movs r0, 0x2
-	ands r0, r1
-	cmp r0, 0
-	beq _080A5F0C
-	movs r0, 0x5
-	bl PlaySE
-	adds r0, r5, 0
-	bl sub_80A5D38
-_080A5F0C:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A5EA0
-
-	thumb_func_start sub_80A5F14
-sub_80A5F14: @ 80A5F14
-	push {r4,lr}
-	sub sp, 0x8
-	lsls r0, 24
-	lsrs r4, r0, 24
-	movs r0, 0x5
-	bl PlaySE
-	ldr r1, _080A5F58 @ =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	ldr r1, _080A5F5C @ =sub_80A5EA0
-	str r1, [r0]
-	movs r0, 0x3
-	bl sub_80A7528
-	ldr r0, _080A5F60 @ =gUnknown_02038559
-	ldrb r0, [r0]
-	lsls r0, 24
-	asrs r0, 24
-	cmp r0, 0x3
-	bne _080A5F64
-	movs r0, 0x3
-	str r0, [sp]
-	str r0, [sp, 0x4]
-	adds r0, r4, 0
-	movs r1, 0x6
-	movs r2, 0x9
-	movs r3, 0x7
-	bl sub_80A4DD8
-	b _080A5F78
-	.align 2, 0
-_080A5F58: .4byte gTasks
-_080A5F5C: .4byte sub_80A5EA0
-_080A5F60: .4byte gUnknown_02038559
-_080A5F64:
-	movs r0, 0x3
-	str r0, [sp]
-	movs r0, 0x2
-	str r0, [sp, 0x4]
-	adds r0, r4, 0
-	movs r1, 0x7
-	movs r2, 0x9
-	movs r3, 0x6
-	bl sub_80A4DD8
-_080A5F78:
-	add sp, 0x8
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A5F14
-
-	thumb_func_start sub_80A5F80
-sub_80A5F80: @ 80A5F80
-	push {r4,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	movs r0, 0x5
-	bl PlaySE
-	movs r0, 0
-	bl sub_80A7528
-	adds r0, r4, 0
-	bl sub_80A41D4
-	bl ItemListMenu_InitMenu
-	adds r0, r4, 0
-	bl sub_80A37C0
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A5F80
-
-	thumb_func_start sub_80A5FAC
-sub_80A5FAC: @ 80A5FAC
-	push {r4-r6,lr}
-	lsls r0, 24
-	lsrs r6, r0, 24
-	movs r0, 0x5
-	bl PlaySE
-	ldr r0, _080A5FD0 @ =gSaveBlock1
-	ldr r1, _080A5FD4 @ =0x00000496
-	adds r4, r0, r1
-	ldr r5, _080A5FD8 @ =gScriptItemId
-	ldrh r0, [r4]
-	ldrh r1, [r5]
-	cmp r0, r1
-	bne _080A5FDC
-	bl sub_80A40D0
-	movs r0, 0
-	b _080A5FE2
-	.align 2, 0
-_080A5FD0: .4byte gSaveBlock1
-_080A5FD4: .4byte 0x00000496
-_080A5FD8: .4byte gScriptItemId
-_080A5FDC:
-	bl sub_80A413C
-	ldrh r0, [r5]
-_080A5FE2:
-	strh r0, [r4]
-	movs r0, 0
-	bl sub_80A7528
-	adds r0, r6, 0
-	bl sub_80A41D4
-	bl ItemListMenu_InitMenu
-	adds r0, r6, 0
-	bl sub_80A37C0
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A5FAC
-
-	thumb_func_start sub_80A6000
-sub_80A6000: @ 80A6000
-	push {r4,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	movs r0, 0
-	bl sub_80A7528
-	adds r0, r4, 0
-	bl sub_80A41D4
-	bl ItemListMenu_InitMenu
-	adds r0, r4, 0
-	bl sub_80A37C0
-	pop {r4}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A6000
-
-	thumb_func_start sub_80A6024
-sub_80A6024: @ 80A6024
-	push {r4,lr}
-	sub sp, 0x4
-	lsls r0, 24
-	lsrs r4, r0, 24
-	ldr r0, _080A606C @ =gMain
-	ldrh r1, [r0, 0x2E]
-	movs r0, 0x1
-	ands r0, r1
-	cmp r0, 0
-	beq _080A6062
-	ldr r0, _080A6070 @ =gBGTilemapBuffers + 0x800
-	movs r1, 0x1F
-	str r1, [sp]
-	movs r1, 0
-	movs r2, 0
-	movs r3, 0x1F
-	bl sub_80A36B8
-	movs r0, 0
-	movs r1, 0xE
-	movs r2, 0x1D
-	movs r3, 0x13
-	bl MenuZeroFillWindowRect
-	ldr r1, _080A6074 @ =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	ldr r1, _080A6078 @ =sub_80A6000
-	str r1, [r0]
-_080A6062:
-	add sp, 0x4
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A606C: .4byte gMain
-_080A6070: .4byte gBGTilemapBuffers + 0x800
-_080A6074: .4byte gTasks
-_080A6078: .4byte sub_80A6000
-	thumb_func_end sub_80A6024
-
-	thumb_func_start DisplayCannotBeHeldMessage
-DisplayCannotBeHeldMessage: @ 80A607C
-	push {r4,r5,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	bl sub_80A73FC
-	ldr r0, _080A60B4 @ =gScriptItemId
-	ldrh r0, [r0]
-	ldr r1, _080A60B8 @ =gStringVar1
-	bl CopyItemName
-	ldr r5, _080A60BC @ =gStringVar4
-	ldr r1, _080A60C0 @ =gOtherText_CantBeHeld
-	adds r0, r5, 0
-	bl StringExpandPlaceholders
-	bl sub_80A7590
-	ldr r2, _080A60C4 @ =sub_80A6024
-	adds r0, r4, 0
-	adds r1, r5, 0
-	movs r3, 0x1
-	bl DisplayCannotUseItemMessage
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A60B4: .4byte gScriptItemId
-_080A60B8: .4byte gStringVar1
-_080A60BC: .4byte gStringVar4
-_080A60C0: .4byte gOtherText_CantBeHeld
-_080A60C4: .4byte sub_80A6024
-	thumb_func_end DisplayCannotBeHeldMessage
-
-	thumb_func_start ItemMenu_Give
-ItemMenu_Give: @ 80A60C8
-	push {r4-r6,lr}
-	sub sp, 0x4
-	lsls r0, 24
-	lsrs r4, r0, 24
-	adds r6, r4, 0
-	movs r0, 0x5
-	bl PlaySE
-	ldr r5, _080A60FC @ =gScriptItemId
-	ldrh r0, [r5]
-	bl sub_80F931C
-	lsls r0, 24
-	cmp r0, 0
-	bne _080A6108
-	bl sub_80A73FC
-	bl sub_80A7590
-	ldr r1, _080A6100 @ =gOtherText_CantWriteMail
-	ldr r2, _080A6104 @ =sub_80A6024
-	adds r0, r4, 0
-	movs r3, 0x1
-	bl DisplayCannotUseItemMessage
-	b _080A616E
-	.align 2, 0
-_080A60FC: .4byte gScriptItemId
-_080A6100: .4byte gOtherText_CantWriteMail
-_080A6104: .4byte sub_80A6024
-_080A6108:
-	ldrh r0, [r5]
-	bl ItemId_GetImportance
-	lsls r0, 24
-	lsrs r5, r0, 24
-	cmp r5, 0
-	bne _080A6168
-	bl CalculatePlayerPartyCount
-	lsls r0, 24
-	cmp r0, 0
-	bne _080A6128
-	adds r0, r4, 0
-	bl sub_80A5BF8
-	b _080A616E
-_080A6128:
-	ldr r1, _080A6158 @ =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	ldr r2, _080A615C @ =sub_808B020
-	lsrs r1, r2, 16
-	strh r1, [r0, 0x18]
-	strh r2, [r0, 0x1A]
-	ldr r1, _080A6160 @ =HandleItemMenuPaletteFade
-	str r1, [r0]
-	ldr r1, _080A6164 @ =gUnknown_02038561
-	movs r0, 0x1
-	strb r0, [r1]
-	movs r0, 0x1
-	negs r0, r0
-	str r5, [sp]
-	movs r1, 0
-	movs r2, 0
-	movs r3, 0x10
-	bl BeginNormalPaletteFade
-	b _080A616E
-	.align 2, 0
-_080A6158: .4byte gTasks
-_080A615C: .4byte sub_808B020
-_080A6160: .4byte HandleItemMenuPaletteFade
-_080A6164: .4byte gUnknown_02038561
-_080A6168:
-	adds r0, r6, 0
-	bl DisplayCannotBeHeldMessage
-_080A616E:
-	add sp, 0x4
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	thumb_func_end ItemMenu_Give
-
-	thumb_func_start sub_80A6178
-sub_80A6178: @ 80A6178
-	push {r4,lr}
-	adds r4, r0, 0
-	lsls r4, 24
-	lsrs r4, 24
-	adds r0, r4, 0
-	bl sub_80A5AE4
-	ldr r1, _080A61A0 @ =gTasks
-	lsls r0, r4, 2
-	adds r0, r4
-	lsls r0, 3
-	adds r0, r1
-	ldr r2, _080A61A4 @ =BerryTagScreen_814625C
-	lsrs r1, r2, 16
-	strh r1, [r0, 0x18]
-	strh r2, [r0, 0x1A]
-	pop {r4}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A61A0: .4byte gTasks
-_080A61A4: .4byte BerryTagScreen_814625C
-	thumb_func_end sub_80A6178
-
-	thumb_func_start sub_80A61A8
-sub_80A61A8: @ 80A61A8
-	push {lr}
-	bl sub_80A34B4
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _080A61C2
-	ldr r0, _080A61C8 @ =sub_80A50C8
-	movs r1, 0
-	bl CreateTask
-	ldr r1, _080A61CC @ =gUnknown_02038563
-	strb r0, [r1]
-_080A61C2:
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A61C8: .4byte sub_80A50C8
-_080A61CC: .4byte gUnknown_02038563
-	thumb_func_end sub_80A61A8
-
-	thumb_func_start sub_80A61D0
-sub_80A61D0: @ 80A61D0
-	push {lr}
-	ldr r0, _080A61E4 @ =gUnknown_03000701
-	movs r1, 0x2
-	strb r1, [r0]
-	ldr r0, _080A61E8 @ =sub_80A61A8
-	bl SetMainCallback2
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A61E4: .4byte gUnknown_03000701
-_080A61E8: .4byte sub_80A61A8
-	thumb_func_end sub_80A61D0
-
-	thumb_func_start sub_80A61EC
-sub_80A61EC: @ 80A61EC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r2, _080A620C @ =gTasks
-	lsls r1, r0, 2
-	adds r1, r0
-	lsls r1, 3
-	adds r1, r2
-	ldr r3, _080A6210 @ =sub_808A3F8
-	lsrs r2, r3, 16
-	strh r2, [r1, 0x18]
-	strh r3, [r1, 0x1A]
-	bl sub_80A5AE4
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A620C: .4byte gTasks
-_080A6210: .4byte sub_808A3F8
-	thumb_func_end sub_80A61EC
-
-	thumb_func_start sub_80A6214
-sub_80A6214: @ 80A6214
-	push {r4-r6,lr}
-	lsls r0, 24
-	lsrs r5, r0, 24
-	ldr r0, _080A6244 @ =gUnknown_02038559
-	ldrb r0, [r0]
-	adds r0, 0x1
-	lsls r0, 24
-	lsrs r6, r0, 24
-	ldr r4, _080A6248 @ =gScriptItemId
-	ldrh r0, [r4]
-	bl sub_80F931C
-	lsls r0, 24
-	cmp r0, 0
-	bne _080A6254
-	bl sub_80A73FC
-	bl sub_80A7590
-	ldr r1, _080A624C @ =gOtherText_CantWriteMail
-	ldr r2, _080A6250 @ =sub_80A6024
-	adds r0, r5, 0
-	b _080A6280
-	.align 2, 0
-_080A6244: .4byte gUnknown_02038559
-_080A6248: .4byte gScriptItemId
-_080A624C: .4byte gOtherText_CantWriteMail
-_080A6250: .4byte sub_80A6024
-_080A6254:
-	ldrh r0, [r4]
-	bl sub_80F92F4
-	lsls r0, 24
-	cmp r0, 0
-	bne _080A6298
-	bl sub_80A73FC
-	ldrh r0, [r4]
-	ldr r1, _080A6288 @ =gStringVar1
-	bl CopyItemName
-	ldr r4, _080A628C @ =gStringVar4
-	ldr r1, _080A6290 @ =gOtherText_CantBeHeldHere
-	adds r0, r4, 0
-	bl StringExpandPlaceholders
-	bl sub_80A7590
-	ldr r2, _080A6294 @ =sub_80A6024
-	adds r0, r5, 0
-	adds r1, r4, 0
-_080A6280:
-	movs r3, 0x1
-	bl DisplayCannotUseItemMessage
-	b _080A62D2
-	.align 2, 0
-_080A6288: .4byte gStringVar1
-_080A628C: .4byte gStringVar4
-_080A6290: .4byte gOtherText_CantBeHeldHere
-_080A6294: .4byte sub_80A6024
-_080A6298:
-	cmp r6, 0x5
-	beq _080A62CC
-	ldrh r0, [r4]
-	bl ItemId_GetImportance
-	lsls r0, 24
-	cmp r0, 0
-	bne _080A62CC
-	ldr r1, _080A62C4 @ =gTasks
-	lsls r0, r5, 2
-	adds r0, r5
-	lsls r0, 3
-	adds r0, r1
-	ldr r2, _080A62C8 @ =sub_808A3F8
-	lsrs r1, r2, 16
-	strh r1, [r0, 0x18]
-	strh r2, [r0, 0x1A]
-	adds r0, r5, 0
-	bl sub_80A5AAC
-	b _080A62D2
-	.align 2, 0
-_080A62C4: .4byte gTasks
-_080A62C8: .4byte sub_808A3F8
-_080A62CC:
-	adds r0, r5, 0
-	bl DisplayCannotBeHeldMessage
-_080A62D2:
-	pop {r4-r6}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_80A6214
-
-	thumb_func_start sub_80A62D8
-sub_80A62D8: @ 80A62D8
-	push {lr}
-	bl sub_80A34B4
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0x1
-	bne _080A62F2
-	ldr r0, _080A62F8 @ =sub_80A50C8
-	movs r1, 0
-	bl CreateTask
-	ldr r1, _080A62FC @ =gUnknown_02038563
-	strb r0, [r1]
-_080A62F2:
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A62F8: .4byte sub_80A50C8
-_080A62FC: .4byte gUnknown_02038563
-	thumb_func_end sub_80A62D8
-
-	thumb_func_start sub_80A6300
-sub_80A6300: @ 80A6300
-	push {lr}
-	ldr r0, _080A6314 @ =gUnknown_03000701
-	movs r1, 0x3
-	strb r1, [r0]
-	ldr r0, _080A6318 @ =sub_80A62D8
-	bl SetMainCallback2
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A6314: .4byte gUnknown_03000701
-_080A6318: .4byte sub_80A62D8
-	thumb_func_end sub_80A6300
-
-	thumb_func_start sub_80A631C
-sub_80A631C: @ 80A631C
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r2, _080A6344 @ =gFieldCallback
-	ldr r1, _080A6348 @ =sub_80B3050
-	str r1, [r2]
-	ldr r2, _080A634C @ =gTasks
-	lsls r1, r0, 2
-	adds r1, r0
-	lsls r1, 3
-	adds r1, r2
-	ldr r3, _080A6350 @ =c2_exit_to_overworld_2_switch
-	lsrs r2, r3, 16
-	strh r2, [r1, 0x18]
-	strh r3, [r1, 0x1A]
-	bl sub_80A5AE4
-	pop {r0}
-	bx r0
-	.align 2, 0
-_080A6344: .4byte gFieldCallback
-_080A6348: .4byte sub_80B3050
-_080A634C: .4byte gTasks
-_080A6350: .4byte c2_exit_to_overworld_2_switch
-	thumb_func_end sub_80A631C
-
 	thumb_func_start sub_80A6354
 sub_80A6354: @ 80A6354
 	push {r4,r5,lr}
diff --git a/src/item_menu.c b/src/item_menu.c
index 31da81e03..eebf5ab13 100644
--- a/src/item_menu.c
+++ b/src/item_menu.c
@@ -1,4 +1,5 @@
 #include "global.h"
+#include "berry_tag_screen.h"
 #include "data2.h"
 #include "decompress.h"
 #include "field_effect.h"
@@ -14,7 +15,9 @@
 #include "menu_helpers.h"
 #include "palette.h"
 #include "party_menu.h"
+#include "pokemon_menu.h"
 #include "rom4.h"
+#include "script.h"
 #include "songs.h"
 #include "sound.h"
 #include "sprite.h"
@@ -42,9 +45,11 @@ extern u8 gUnknown_0203855A;
 extern u8 gUnknown_0203855B;
 extern u8 gUnknown_0203855C;
 extern u8 gUnknown_02038560;
+extern u8 gUnknown_02038561;
 extern u8 gUnknown_02038562;
 extern u8 gUnknown_02038563;
 extern u8 gUnknown_02038564;
+extern void (*gUnknown_03005D00)(u8);
 extern u8 gUnknown_03000700;
 extern u8 gUnknown_03000701;
 extern const u8 *gUnknown_03000704;
@@ -61,6 +66,11 @@ extern u8 sub_80F9284(void);
 extern void sub_808B5B4();
 extern u8 sub_80F92F4();
 extern void sub_80C9C7C(u8);
+extern void pal_fill_black(void);
+extern bool8 sub_807D770(void);
+extern u8 sub_80F931C();
+extern void sub_808A3F8(u8);
+extern void sub_80B3050(void);
 
 extern const struct CompressedSpriteSheet gUnknown_083C1CC8;
 extern const struct CompressedSpriteSheet gUnknown_083C1CD0;
@@ -122,6 +132,8 @@ const u8 gUnknown_083C16AE[][2] =
 
 extern const TaskFunc gUnknown_083C16BC[][2];
 
+extern const struct YesNoFuncTable gUnknown_083C16F4;
+
 void sub_80A34E8(void);
 bool8 sub_80A3520(void);
 void sub_80A362C(void);
@@ -142,7 +154,9 @@ void sub_80A4F68(u8);
 void sub_80A50C8(u8);
 void sub_80A5AE4(u8);
 void sub_80A5BF8(u8);
+void Task_CallItemUseOnFieldCallback(u8);
 void HandleItemMenuPaletteFade(u8);
+void sub_8064E2C(void);
 void ItemListMenu_InitMenu(void);
 void sub_80A73C0(void);
 void sub_80A73F0(void);
@@ -155,6 +169,7 @@ void sub_80A7630(void);
 void sub_80A763C(void);
 void sub_80A76A0(void);
 void sub_80A770C(void);
+void DisplayCannotUseItemMessage();
 void sub_80A7828(void);
 void sub_80A7834();
 int sub_80A78A0();
@@ -874,7 +889,7 @@ void sub_80A418C(u16 a, enum StringConvertMode b, u8 c, u8 d, u8 e)
     MenuPrint(gStringVar1, c, d);
 }
 
-void sub_80A41D4(void)
+void sub_80A41D4(u8 taskId)
 {
     sub_80A763C();
 }
@@ -1711,7 +1726,7 @@ void sub_80A50C8(u8 taskId)
 bool8 sub_80A52C4(u8 taskId, u16 b)
 {
     s16 *taskData = gTasks[taskId].data;
-    
+
     if ((gMain.newAndRepeatedKeys & DPAD_ANY) == 0x40)
     {
         if (taskData[1] != b)
@@ -1720,7 +1735,7 @@ bool8 sub_80A52C4(u8 taskId, u16 b)
             taskData[1] = 1;
         return TRUE;
     }
-    
+
     if ((gMain.newAndRepeatedKeys & DPAD_ANY) == 0x80)
     {
         if (taskData[1] != 1)
@@ -1729,7 +1744,7 @@ bool8 sub_80A52C4(u8 taskId, u16 b)
             taskData[1] = b;
         return TRUE;
     }
-    
+
     if ((gMain.newAndRepeatedKeys & DPAD_ANY) == 0x10)
     {
         if (taskData[1] + 10 < b)
@@ -1738,7 +1753,7 @@ bool8 sub_80A52C4(u8 taskId, u16 b)
             taskData[1] = b;
         return TRUE;
     }
-    
+
     if ((gMain.newAndRepeatedKeys & DPAD_ANY) == 0x20)
     {
         if (taskData[1] > 10)
@@ -1747,14 +1762,14 @@ bool8 sub_80A52C4(u8 taskId, u16 b)
             taskData[1] = 1;
         return TRUE;
     }
-    
+
     return FALSE;
 }
 
 bool8 sub_80A5350(u8 taskId)
 {
     s16 *taskData = gTasks[taskId].data;
-    
+
     if (sub_80A52C4(taskId, gUnknown_03005D24[gUnknown_02038560].quantity) == TRUE)
     {
         if (gUnknown_02038559 + 1 == 4)  // if (gUnknown_02038559 == 3)
@@ -1785,7 +1800,7 @@ void sub_80A53F8(void)
 void sub_80A5414(u8 taskId)
 {
     TaskFunc r5 = NULL;
-    
+
     if (sub_80A78A0() != 0)
     {
         if ((gMain.newAndRepeatedKeys & DPAD_ANY) == 0x40)
@@ -2326,7 +2341,7 @@ _080A57BE:\n\
 void sub_80A57C4(void)
 {
     u8 r5;
-    
+
     gUnknown_03000704 = gUnknown_083C16AE[gUnknown_02038559];
     if (gUnknown_02038559 == 4)
     {
@@ -2432,11 +2447,11 @@ void sub_80A5AE4(u8 taskId)
 void HandleItemMenuPaletteFade(u8 taskId)
 {
     s16 *taskData = gTasks[taskId].data;
-    
+
     if (!gPaletteFade.active)
     {
         MainCallback cb = (MainCallback)((u16)taskData[8] << 16 | (u16)taskData[9]);
-        
+
         SetMainCallback2(cb);
         gpu_pal_allocator_reset__manage_upper_four();
         DestroyTask(taskId);
@@ -2478,11 +2493,305 @@ void sub_80A5B78(u8 taskId)
     }
 }
 
-/*
 void sub_80A5BF8(u8 taskId)
 {
     sub_80A73FC();
     sub_80A7590();
     DisplayCannotUseItemMessage(taskId, gOtherText_NoPokemon, CleanUpItemMenuMessage, 1);
 }
-*/
\ No newline at end of file
+
+void sub_80A5C24(u8 taskId)
+{
+    sub_80A7528(0);
+    sub_80A41D4(taskId);
+    ItemListMenu_InitMenu();
+    sub_80A37C0(taskId);
+}
+
+void CleanUpItemMenuMessage(u8 taskId)
+{
+    sub_80A36B8(gBGTilemapBuffers[1], 0, 0, 31, 31);
+    MenuZeroFillWindowRect(7, 7, 13, 12);
+    MenuZeroFillWindowRect(0, 14, 29, 19);
+    gTasks[taskId].func = sub_80A5C24;
+}
+
+void CleanUpOverworldMessage(u8 taskId)
+{
+    MenuZeroFillWindowRect(0, 13, 29, 19);
+    DestroyTask(taskId);
+    sub_8064E2C();
+    ScriptContext2_Disable();
+}
+
+void ExecuteItemUseFromBlackPalette(void)
+{
+    pal_fill_black();
+    CreateTask(Task_CallItemUseOnFieldCallback, 8);
+}
+
+void Task_CallItemUseOnFieldCallback(u8 taskId)
+{
+    if (sub_807D770() == TRUE)
+        gUnknown_03005D00(taskId);
+}
+
+void sub_80A5D04(void)
+{
+    while (1)
+    {
+        if (sub_80A317C() == TRUE)
+        {
+            gUnknown_02038563 = CreateTask(sub_80A50C8, 0);
+            break;
+        }
+        if (sub_80F9344() == TRUE)
+            break;
+    }
+}
+
+void sub_80A5D38(u8 taskId)
+{
+    gTasks[taskId].data[1] = 0;
+    sub_80A4DA4(gBGTilemapBuffers[1]);
+    sub_80A7528(0);
+    sub_80A41D4(taskId);
+    ItemListMenu_InitMenu();
+    sub_80A37C0(taskId);
+}
+
+void sub_80A5D78(void)
+{
+    sub_80A4008(gBGTilemapBuffers[1], 8, 8, 5, 4);
+    DisplayYesNoMenu(7, 7, 1);
+}
+
+void sub_80A5DA0(u16 itemId, u16 quantity)
+{
+    CopyItemName(itemId, gStringVar1);
+    if (quantity >= 100)
+        ConvertIntToDecimalStringN(gStringVar2, quantity, 0, 3);
+    else
+        ConvertIntToDecimalStringN(gStringVar2, quantity, 0, 2);
+    sub_80A4DA4(gBGTilemapBuffers[1]);
+    sub_80A7528(5);
+    sub_80A5D78();
+}
+
+void sub_80A5DF8(void)
+{
+    sub_80A4DA4(gBGTilemapBuffers[1]);
+    MenuZeroFillWindowRect(7, 6, 11, 13);
+    sub_80A7528(4);
+}
+
+void sub_80A5E1C(u8 taskId)
+{
+    if ((gMain.newKeys & A_BUTTON) || (gMain.newKeys & B_BUTTON))
+    {
+        gTasks[taskId].data[10] = 0;
+        sub_80A41D4(taskId);
+        sub_80A5D38(taskId);
+    }
+}
+
+void sub_80A5E60(u8 taskId)
+{
+    sub_80A5DF8();
+    sub_80A3D5C(taskId);
+    gTasks[taskId].func = sub_80A5E1C;
+}
+
+void sub_80A5E90(u8 taskId)
+{
+    sub_80A5D38(taskId);
+}
+
+void sub_80A5EA0(u8 taskId)
+{
+    if (sub_80A5350(taskId) == TRUE)
+        return;
+    if (gMain.newKeys & A_BUTTON)
+    {
+        PlaySE(SE_SELECT);
+        sub_80A5DA0(gScriptItemId, gTasks[taskId].data[1]);
+        DoYesNoFuncWithChoice(taskId, &gUnknown_083C16F4);
+    }
+    else if (gMain.newKeys & B_BUTTON)
+    {
+        PlaySE(SE_SELECT);
+        sub_80A5D38(taskId);
+    }
+}
+
+void sub_80A5F14(u8 taskId)
+{
+    PlaySE(SE_SELECT);
+    gTasks[taskId].func = sub_80A5EA0;
+    sub_80A7528(3);
+    if (gUnknown_02038559 + 1 == 4)  // if (gUnknown_02038559 == 3)
+        sub_80A4DD8(taskId, 6, 9, 7, 3, 3);
+    else
+        sub_80A4DD8(taskId, 7, 9, 6, 3, 2);
+}
+
+void sub_80A5F80(u8 taskId)
+{
+    PlaySE(SE_SELECT);
+    sub_80A7528(0);
+    sub_80A41D4(taskId);
+    ItemListMenu_InitMenu();
+    sub_80A37C0(taskId);
+}
+
+void sub_80A5FAC(u8 taskId)
+{
+    PlaySE(SE_SELECT);
+    if (gSaveBlock1.registeredItem == gScriptItemId)
+    {
+        sub_80A40D0();
+        gSaveBlock1.registeredItem = 0;
+    }
+    else
+    {
+        sub_80A413C();
+        gSaveBlock1.registeredItem = gScriptItemId;
+    }
+    sub_80A7528(0);
+    sub_80A41D4(taskId);
+    ItemListMenu_InitMenu();
+    sub_80A37C0(taskId);
+}
+
+void sub_80A6000(u8 taskId)
+{
+    sub_80A7528(0);
+    sub_80A41D4(taskId);
+    ItemListMenu_InitMenu();
+    sub_80A37C0(taskId);
+}
+
+void sub_80A6024(u8 taskId)
+{
+    if (gMain.newKeys & A_BUTTON)
+    {
+        sub_80A36B8(gBGTilemapBuffers[1], 0, 0, 31, 31);
+        MenuZeroFillWindowRect(0, 14, 29, 19);
+        gTasks[taskId].func = sub_80A6000;
+    }
+}
+
+void DisplayCannotBeHeldMessage(u8 taskId)
+{
+    sub_80A73FC();
+    CopyItemName(gScriptItemId, gStringVar1);
+    StringExpandPlaceholders(gStringVar4, gOtherText_CantBeHeld);
+    sub_80A7590();
+    DisplayCannotUseItemMessage(taskId, gStringVar4, sub_80A6024, 1);
+}
+
+void ItemMenu_Give(u8 taskId)
+{
+    PlaySE(SE_SELECT);
+    if (sub_80F931C(gScriptItemId) == 0)
+    {
+        sub_80A73FC();
+        sub_80A7590();
+        DisplayCannotUseItemMessage(taskId, gOtherText_CantWriteMail, sub_80A6024, 1);
+    }
+    else if (ItemId_GetImportance(gScriptItemId) == 0)
+    {
+        if (CalculatePlayerPartyCount() == 0)
+        {
+            sub_80A5BF8(taskId);
+        }
+        else
+        {
+            gTasks[taskId].data[8] = (u32)sub_808B020 >> 16;
+            gTasks[taskId].data[9] = (u32)sub_808B020;
+            gTasks[taskId].func = HandleItemMenuPaletteFade;
+            gUnknown_02038561 = 1;
+            BeginNormalPaletteFade(0xFFFFFFFF, 0, 0, 16, 0);
+        }
+    }
+    else
+    {
+        DisplayCannotBeHeldMessage(taskId);
+    }
+}
+
+void sub_80A6178(u8 taskId)
+{
+    sub_80A5AE4(taskId);
+    gTasks[taskId].data[8] = (u32)BerryTagScreen_814625C >> 16;
+    gTasks[taskId].data[9] = (u32)BerryTagScreen_814625C;
+}
+
+void sub_80A61A8(void)
+{
+    if (sub_80A34B4() == TRUE)
+        gUnknown_02038563 = CreateTask(sub_80A50C8, 0);
+}
+
+void sub_80A61D0(void)
+{
+    gUnknown_03000701 = 2;
+    SetMainCallback2(sub_80A61A8);
+}
+
+void sub_80A61EC(u8 taskId)
+{
+    gTasks[taskId].data[8] = (u32)sub_808A3F8 >> 16;
+    gTasks[taskId].data[9] = (u32)sub_808A3F8;
+    sub_80A5AE4(taskId);
+}
+
+void sub_80A6214(u8 taskId)
+{
+    u8 r6 = gUnknown_02038559 + 1;
+
+    if (sub_80F931C(gScriptItemId) == 0)
+    {
+        sub_80A73FC();
+        sub_80A7590();
+        DisplayCannotUseItemMessage(taskId, gOtherText_CantWriteMail, sub_80A6024, 1);
+    }
+    else if (sub_80F92F4(gScriptItemId) == 0)
+    {
+        sub_80A73FC();
+        CopyItemName(gScriptItemId, gStringVar1);
+        StringExpandPlaceholders(gStringVar4, gOtherText_CantBeHeldHere);
+        sub_80A7590();
+        DisplayCannotUseItemMessage(taskId, gStringVar4, sub_80A6024, 1);
+    }
+    else if (r6 != 5 && ItemId_GetImportance(gScriptItemId) == 0)
+    {
+        gTasks[taskId].data[8] = (u32)sub_808A3F8 >> 16;
+        gTasks[taskId].data[9] = (u32)sub_808A3F8;
+        sub_80A5AAC(taskId);
+    }
+    else
+    {
+        DisplayCannotBeHeldMessage(taskId);
+    }
+}
+
+void sub_80A62D8(void)
+{
+    if (sub_80A34B4() == TRUE)
+        gUnknown_02038563 = CreateTask(sub_80A50C8, 0);
+}
+
+void sub_80A6300(void)
+{
+    gUnknown_03000701 = 3;
+    SetMainCallback2(sub_80A62D8);
+}
+
+void sub_80A631C(u8 taskId)
+{
+    gFieldCallback = sub_80B3050;
+    gTasks[taskId].data[8] = (u32)c2_exit_to_overworld_2_switch >> 16;
+    gTasks[taskId].data[9] = (u32)c2_exit_to_overworld_2_switch;
+    sub_80A5AE4(taskId);
+}