partially decompile text_printer

1 files changed, 49 insertions, 602 deletions

diff --git a/asm/text_printer.s b/asm/text_printer.s
index 5dc0ac6da..504cc57b4 100644
--- a/asm/text_printer.s
+++ b/asm/text_printer.s
@@ -5,561 +5,8 @@
 
 	.text
 
-	thumb_func_start SetFontsPointer
-SetFontsPointer: @ 8002C1C
-	ldr r1, _08002C24 @ =gUnknown_3003D90
-	str r0, [r1]
-	bx lr
-	.align 2, 0
-_08002C24: .4byte gUnknown_3003D90
-	thumb_func_end SetFontsPointer
-
-	thumb_func_start DeactivateAllTextPrinters
-DeactivateAllTextPrinters: @ 8002C28
-	push {lr}
-	ldr r1, _08002C40 @ =gUnknown_2020034
-	movs r2, 0
-	ldr r3, _08002C44 @ =0x0000045c
-	adds r0, r1, r3
-_08002C32:
-	strb r2, [r0, 0x1B]
-	subs r0, 0x24
-	cmp r0, r1
-	bge _08002C32
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08002C40: .4byte gUnknown_2020034
-_08002C44: .4byte 0x0000045c
-	thumb_func_end DeactivateAllTextPrinters
-
-	thumb_func_start PrintTextOnWindow
-PrintTextOnWindow: @ 8002C48
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	sub sp, 0x10
-	ldr r4, [sp, 0x28]
-	ldr r5, [sp, 0x2C]
-	ldr r7, [sp, 0x30]
-	lsls r1, 24
-	lsrs r1, 24
-	lsls r3, 24
-	lsrs r3, 24
-	lsls r4, 24
-	lsrs r4, 24
-	lsls r5, 24
-	lsrs r5, 24
-	mov r8, r5
-	str r2, [sp]
-	mov r2, sp
-	strb r0, [r2, 0x4]
-	mov r0, sp
-	strb r1, [r0, 0x5]
-	strb r3, [r0, 0x6]
-	strb r4, [r0, 0x7]
-	strb r3, [r0, 0x8]
-	strb r4, [r0, 0x9]
-	ldr r0, _08002CF0 @ =gUnknown_3003D90
-	ldr r0, [r0]
-	lsls r3, r1, 1
-	adds r3, r1
-	lsls r3, 2
-	adds r3, r0
-	ldrb r0, [r3, 0x6]
-	strb r0, [r2, 0xA]
-	mov r1, sp
-	ldrb r0, [r3, 0x7]
-	strb r0, [r1, 0xB]
-	mov r5, sp
-	ldrb r1, [r3, 0x8]
-	lsls r1, 28
-	movs r6, 0xF
-	lsrs r1, 28
-	ldrb r4, [r5, 0xC]
-	movs r2, 0x10
-	negs r2, r2
-	adds r0, r2, 0
-	ands r0, r4
-	orrs r0, r1
-	strb r0, [r5, 0xC]
-	mov r4, sp
-	ldrb r1, [r3, 0x8]
-	lsrs r1, 4
-	lsls r1, 4
-	ands r0, r6
-	orrs r0, r1
-	strb r0, [r4, 0xC]
-	ldrb r0, [r3, 0x9]
-	lsls r0, 28
-	lsrs r0, 28
-	adds r1, r6, 0
-	ands r1, r0
-	ldrb r0, [r4, 0xD]
-	ands r2, r0
-	orrs r2, r1
-	strb r2, [r4, 0xD]
-	mov r1, sp
-	ldrb r0, [r3, 0x9]
-	lsrs r0, 4
-	lsls r0, 4
-	ands r2, r6
-	orrs r2, r0
-	strb r2, [r1, 0xD]
-	mov r0, sp
-	mov r1, r8
-	adds r2, r7, 0
-	bl AddTextPrinter
-	lsls r0, 16
-	lsrs r0, 16
-	add sp, 0x10
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_08002CF0: .4byte gUnknown_3003D90
-	thumb_func_end PrintTextOnWindow
-
-	thumb_func_start AddTextPrinter
-AddTextPrinter: @ 8002CF4
-	push {r4-r7,lr}
-	adds r6, r0, 0
-	mov r12, r2
-	lsls r1, 24
-	lsrs r5, r1, 24
-	ldr r0, _08002D0C @ =gUnknown_3003D90
-	ldr r0, [r0]
-	cmp r0, 0
-	bne _08002D10
-	movs r0, 0
-	b _08002DD8
-	.align 2, 0
-_08002D0C: .4byte gUnknown_3003D90
-_08002D10:
-	ldr r0, _08002D88 @ =gUnknown_2020010
-	movs r2, 0
-	movs r1, 0x1
-	strb r1, [r0, 0x1B]
-	strb r2, [r0, 0x1C]
-	strb r5, [r0, 0x1D]
-	strb r2, [r0, 0x1E]
-	strb r2, [r0, 0x1F]
-	adds r4, r0, 0
-	movs r1, 0x6
-	adds r0, 0x1A
-_08002D26:
-	strb r2, [r0]
-	subs r0, 0x1
-	subs r1, 0x1
-	cmp r1, 0
-	bge _08002D26
-	adds r1, r4, 0
-	adds r0, r6, 0
-	ldm r0!, {r2,r3,r7}
-	stm r1!, {r2,r3,r7}
-	ldr r0, [r0]
-	str r0, [r1]
-	mov r0, r12
-	str r0, [r4, 0x10]
-	adds r0, r4, 0
-	adds r0, 0x20
-	movs r1, 0
-	strb r1, [r0]
-	adds r0, 0x1
-	strb r1, [r0]
-	ldrb r0, [r6, 0xC]
-	lsrs r0, 4
-	ldrb r2, [r6, 0xD]
-	lsls r1, r2, 28
-	lsrs r1, 28
-	lsrs r2, 4
-	bl sub_8002EA8
-	cmp r5, 0xFF
-	beq _08002D90
-	cmp r5, 0
-	beq _08002D90
-	ldrb r0, [r4, 0x1D]
-	subs r0, 0x1
-	strb r0, [r4, 0x1D]
-	ldr r2, _08002D8C @ =gUnknown_2020034
-	ldrb r0, [r6, 0x4]
-	lsls r1, r0, 3
-	adds r1, r0
-	lsls r1, 2
-	adds r1, r2
-	adds r0, r4, 0
-	ldm r0!, {r2-r4}
-	stm r1!, {r2-r4}
-	ldm r0!, {r2,r3,r7}
-	stm r1!, {r2,r3,r7}
-	ldm r0!, {r2,r4,r7}
-	stm r1!, {r2,r4,r7}
-	b _08002DD6
-	.align 2, 0
-_08002D88: .4byte gUnknown_2020010
-_08002D8C: .4byte gUnknown_2020034
-_08002D90:
-	ldr r1, _08002D9C @ =gUnknown_2020010
-	movs r0, 0
-	strb r0, [r1, 0x1D]
-	movs r4, 0
-	ldr r7, _08002DA0 @ =0x000003ff
-	b _08002DAA
-	.align 2, 0
-_08002D9C: .4byte gUnknown_2020010
-_08002DA0: .4byte 0x000003ff
-_08002DA4:
-	adds r0, r4, 0x1
-	lsls r0, 16
-	lsrs r4, r0, 16
-_08002DAA:
-	cmp r4, r7
-	bhi _08002DB8
-	ldr r0, _08002DE0 @ =gUnknown_2020010
-	bl RenderFont
-	cmp r0, 0x1
-	bne _08002DA4
-_08002DB8:
-	cmp r5, 0xFF
-	beq _08002DC6
-	ldr r0, _08002DE0 @ =gUnknown_2020010
-	ldrb r0, [r0, 0x4]
-	movs r1, 0x2
-	bl CopyWindowToVram
-_08002DC6:
-	ldr r2, _08002DE4 @ =gUnknown_2020034
-	ldrb r1, [r6, 0x4]
-	lsls r0, r1, 3
-	adds r0, r1
-	lsls r0, 2
-	adds r0, r2
-	movs r1, 0
-	strb r1, [r0, 0x1B]
-_08002DD6:
-	movs r0, 0x1
-_08002DD8:
-	pop {r4-r7}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_08002DE0: .4byte gUnknown_2020010
-_08002DE4: .4byte gUnknown_2020034
-	thumb_func_end AddTextPrinter
-
-	thumb_func_start sub_8002DE8
-sub_8002DE8: @ 8002DE8
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	ldr r0, _08002E18 @ =gUnknown_2020034
-	movs r6, 0
-	adds r5, r0, 0x4
-	mov r8, r0
-	movs r7, 0x1F
-_08002DF8:
-	ldrb r0, [r5, 0x17]
-	cmp r0, 0
-	beq _08002E4C
-	mov r0, r8
-	bl RenderFont
-	lsls r0, 16
-	lsrs r4, r0, 16
-	cmp r4, 0x1
-	beq _08002E48
-	cmp r4, 0x1
-	bgt _08002E1C
-	cmp r4, 0
-	beq _08002E22
-	b _08002E4C
-	.align 2, 0
-_08002E18: .4byte gUnknown_2020034
-_08002E1C:
-	cmp r4, 0x3
-	beq _08002E2A
-	b _08002E4C
-_08002E22:
-	ldrb r0, [r5]
-	movs r1, 0x2
-	bl CopyWindowToVram
-_08002E2A:
-	ldr r1, _08002E44 @ =gUnknown_2020034
-	adds r0, r1, 0
-	adds r0, 0x10
-	adds r0, r6, r0
-	ldr r2, [r0]
-	cmp r2, 0
-	beq _08002E4C
-	adds r0, r6, r1
-	adds r1, r4, 0
-	bl _call_via_r2
-	b _08002E4C
-	.align 2, 0
-_08002E44: .4byte gUnknown_2020034
-_08002E48:
-	movs r0, 0
-	strb r0, [r5, 0x17]
-_08002E4C:
-	adds r6, 0x24
-	adds r5, 0x24
-	movs r0, 0x24
-	add r8, r0
-	subs r7, 0x1
-	cmp r7, 0
-	bge _08002DF8
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_8002DE8
-
-	thumb_func_start IsTextPrinterActive
-IsTextPrinterActive: @ 8002E64
-	lsls r0, 24
-	lsrs r0, 24
-	ldr r2, _08002E78 @ =gUnknown_2020034
-	lsls r1, r0, 3
-	adds r1, r0
-	lsls r1, 2
-	adds r1, r2
-	ldrb r0, [r1, 0x1B]
-	bx lr
-	.align 2, 0
-_08002E78: .4byte gUnknown_2020034
-	thumb_func_end IsTextPrinterActive
-
-	thumb_func_start RenderFont
-RenderFont: @ 8002E7C
-	push {r4,lr}
-	adds r4, r0, 0
-_08002E80:
-	ldrb r1, [r4, 0x5]
-	ldr r0, _08002EA4 @ =gUnknown_3003D90
-	ldr r2, [r0]
-	lsls r0, r1, 1
-	adds r0, r1
-	lsls r0, 2
-	adds r0, r2
-	ldr r1, [r0]
-	adds r0, r4, 0
-	bl _call_via_r1
-	lsls r0, 16
-	lsrs r0, 16
-	cmp r0, 0x2
-	beq _08002E80
-	pop {r4}
-	pop {r1}
-	bx r1
-	.align 2, 0
-_08002EA4: .4byte gUnknown_3003D90
-	thumb_func_end RenderFont
-
-	thumb_func_start sub_8002EA8
-sub_8002EA8: @ 8002EA8
-	push {r4-r7,lr}
-	mov r7, r10
-	mov r6, r9
-	mov r5, r8
-	push {r5-r7}
-	sub sp, 0x10
-	lsls r0, 24
-	lsrs r0, 24
-	lsls r1, 24
-	lsrs r1, 24
-	lsls r2, 24
-	lsrs r2, 24
-	str r1, [sp]
-	str r0, [sp, 0x4]
-	str r2, [sp, 0x8]
-	ldr r3, _08002F4C @ =gUnknown_3000AE2
-	strh r1, [r3]
-	ldr r1, _08002F50 @ =gUnknown_3000AE4
-	strh r0, [r1]
-	ldr r0, _08002F54 @ =gUnknown_3000AE6
-	strh r2, [r0]
-	movs r0, 0
-	mov r12, r0
-	movs r1, 0
-_08002ED8:
-	movs r2, 0
-	lsls r0, r1, 2
-	adds r1, 0x1
-	mov r10, r1
-	add r0, sp
-	mov r8, r0
-_08002EE4:
-	movs r1, 0
-	lsls r0, r2, 2
-	adds r2, 0x1
-	mov r9, r2
-	add r0, sp
-	str r0, [sp, 0xC]
-_08002EF0:
-	lsls r0, r1, 2
-	adds r6, r1, 0x1
-	mov r1, sp
-	adds r4, r1, r0
-	mov r5, sp
-	mov r7, r12
-	lsls r0, r7, 1
-	ldr r1, _08002F58 @ =gUnknown_3000A40
-	adds r2, r0, r1
-	movs r3, 0x2
-_08002F04:
-	ldm r5!, {r1}
-	lsls r1, 12
-	ldr r0, [r4]
-	lsls r0, 8
-	orrs r1, r0
-	ldr r7, [sp, 0xC]
-	ldr r0, [r7]
-	lsls r0, 4
-	orrs r1, r0
-	mov r7, r8
-	ldr r0, [r7]
-	orrs r0, r1
-	strh r0, [r2]
-	adds r2, 0x2
-	movs r0, 0x1
-	add r12, r0
-	subs r3, 0x1
-	cmp r3, 0
-	bge _08002F04
-	adds r1, r6, 0
-	cmp r1, 0x2
-	ble _08002EF0
-	mov r2, r9
-	cmp r2, 0x2
-	ble _08002EE4
-	mov r1, r10
-	cmp r1, 0x2
-	ble _08002ED8
-	add sp, 0x10
-	pop {r3-r5}
-	mov r8, r3
-	mov r9, r4
-	mov r10, r5
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_08002F4C: .4byte gUnknown_3000AE2
-_08002F50: .4byte gUnknown_3000AE4
-_08002F54: .4byte gUnknown_3000AE6
-_08002F58: .4byte gUnknown_3000A40
-	thumb_func_end sub_8002EA8
-
-	thumb_func_start SaveTextColors
-SaveTextColors: @ 8002F5C
-	ldr r3, _08002F70 @ =gUnknown_3000AE2
-	ldrh r3, [r3]
-	strb r3, [r1]
-	ldr r1, _08002F74 @ =gUnknown_3000AE4
-	ldrh r1, [r1]
-	strb r1, [r0]
-	ldr r0, _08002F78 @ =gUnknown_3000AE6
-	ldrh r0, [r0]
-	strb r0, [r2]
-	bx lr
-	.align 2, 0
-_08002F70: .4byte gUnknown_3000AE2
-_08002F74: .4byte gUnknown_3000AE4
-_08002F78: .4byte gUnknown_3000AE6
-	thumb_func_end SaveTextColors
-
-	thumb_func_start RestoreTextColors
-RestoreTextColors: @ 8002F7C
-	push {lr}
-	ldrb r0, [r0]
-	ldrb r1, [r1]
-	ldrb r2, [r2]
-	bl sub_8002EA8
-	pop {r0}
-	bx r0
-	thumb_func_end RestoreTextColors
-
-	thumb_func_start sub_8002F8C
-sub_8002F8C: @ 8002F8C
-	push {r4,r5,lr}
-	adds r2, r0, 0
-	movs r3, 0
-	ldr r5, _08002FA4 @ =gUnknown_3000A40
-	ldr r4, _08002FA8 @ =gUnknown_81EA044
-_08002F96:
-	lsls r0, r3, 31
-	cmp r0, 0
-	beq _08002FAC
-	ldrb r0, [r2]
-	adds r2, 0x2
-	b _08002FB0
-	.align 2, 0
-_08002FA4: .4byte gUnknown_3000A40
-_08002FA8: .4byte gUnknown_81EA044
-_08002FAC:
-	ldrh r0, [r2]
-	lsrs r0, 8
-_08002FB0:
-	adds r0, r4
-	ldrb r0, [r0]
-	lsls r0, 1
-	adds r0, r5
-	ldrh r0, [r0]
-	strh r0, [r1]
-	adds r1, 0x2
-	adds r3, 0x1
-	cmp r3, 0xF
-	ble _08002F96
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	thumb_func_end sub_8002F8C
-
-	thumb_func_start sub_8002FCC
-sub_8002FCC: @ 8002FCC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	adds r1, r0, 0
-	cmp r0, 0x1
-	beq _08003000
-	cmp r0, 0x1
-	bgt _08002FE2
-	cmp r0, 0
-	beq _08002FE8
-	b _0800300C
-_08002FE2:
-	cmp r1, 0x2
-	beq _08002FF4
-	b _0800300C
-_08002FE8:
-	ldr r0, _08002FF0 @ =gUnknown_3000AE4
-	ldrb r0, [r0]
-	b _0800300E
-	.align 2, 0
-_08002FF0: .4byte gUnknown_3000AE4
-_08002FF4:
-	ldr r0, _08002FFC @ =gUnknown_3000AE2
-	ldrb r0, [r0]
-	b _0800300E
-	.align 2, 0
-_08002FFC: .4byte gUnknown_3000AE2
-_08003000:
-	ldr r0, _08003008 @ =gUnknown_3000AE6
-	ldrb r0, [r0]
-	b _0800300E
-	.align 2, 0
-_08003008: .4byte gUnknown_3000AE6
-_0800300C:
-	movs r0, 0
-_0800300E:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_8002FCC
-
-	thumb_func_start sub_8003014
-sub_8003014: @ 8003014
+	thumb_func_start CopyGlyphToWindow
+CopyGlyphToWindow: @ 8003014
 	push {r4-r7,lr}
 	mov r7, r10
 	mov r6, r9
@@ -567,7 +14,7 @@ sub_8003014: @ 8003014
 	push {r5-r7}
 	sub sp, 0x6C
 	adds r6, r0, 0
-	ldr r0, _08003084 @ =gUnknown_20204B4
+	ldr r0, _08003084 @ =gWindows
 	mov r9, r0
 	ldrb r1, [r6, 0x4]
 	lsls r0, r1, 1
@@ -579,7 +26,7 @@ sub_8003014: @ 8003014
 	lsls r0, 3
 	ldrb r1, [r6, 0x8]
 	subs r1, r0, r1
-	ldr r3, _08003088 @ =gUnknown_3003DA0
+	ldr r3, _08003088 @ =gGlyphBuffer1
 	mov r8, r3
 	mov r0, r8
 	adds r0, 0x80
@@ -620,8 +67,8 @@ _08003074:
 	beq _0800309A
 	b _080035FC
 	.align 2, 0
-_08003084: .4byte gUnknown_20204B4
-_08003088: .4byte gUnknown_3003DA0
+_08003084: .4byte gWindows
+_08003088: .4byte gGlyphBuffer1
 _0800308C:
 	cmp r1, 0x2
 	bne _08003092
@@ -651,7 +98,7 @@ _080030A6:
 	str r1, [sp, 0x24]
 	cmp r5, r7
 	bge _08003124
-	ldr r2, _08003130 @ =gUnknown_20204B4
+	ldr r2, _08003130 @ =gWindows
 	mov r12, r2
 	asrs r3, r0, 3
 	mov r9, r3
@@ -713,7 +160,7 @@ _08003124:
 	blt _080030A6
 	b _080035FC
 	.align 2, 0
-_08003130: .4byte gUnknown_20204B4
+_08003130: .4byte gWindows
 _08003134:
 	movs r2, 0
 	adds r1, r5, 0
@@ -739,7 +186,7 @@ _08003158:
 	lsls r3, r0, 1
 	adds r3, r0
 	lsls r3, 2
-	ldr r1, _08003260 @ =gUnknown_20204B4
+	ldr r1, _08003260 @ =gWindows
 	adds r1, 0x8
 	adds r1, r3, r1
 	asrs r2, r4, 1
@@ -750,7 +197,7 @@ _08003158:
 	asrs r0, r4, 3
 	lsls r0, 5
 	adds r1, r0
-	ldr r0, _08003260 @ =gUnknown_20204B4
+	ldr r0, _08003260 @ =gWindows
 	adds r3, r0
 	ldrb r0, [r3, 0x3]
 	mov r2, r12
@@ -788,7 +235,7 @@ _080031AC:
 	cmp r2, r10
 	blt _0800313C
 _080031BE:
-	ldr r3, _08003264 @ =gUnknown_3003DC0
+	ldr r3, _08003264 @ =gGlyphBuffer2
 	movs r2, 0
 	ldrb r1, [r6, 0x9]
 	cmp r2, r10
@@ -813,7 +260,7 @@ _080031D0:
 	ldr r3, [sp, 0x4]
 	cmp r5, r3
 	bge _08003254
-	ldr r7, _08003260 @ =gUnknown_20204B4
+	ldr r7, _08003260 @ =gWindows
 	asrs r0, r1, 3
 	mov r9, r0
 	lsls r0, r1, 29
@@ -875,8 +322,8 @@ _08003254:
 	blt _080031D0
 	b _080035FC
 	.align 2, 0
-_08003260: .4byte gUnknown_20204B4
-_08003264: .4byte gUnknown_3003DC0
+_08003260: .4byte gWindows
+_08003264: .4byte gGlyphBuffer2
 _08003268:
 	adds r1, r3, 0
 	movs r2, 0
@@ -896,7 +343,7 @@ _08003274:
 	str r1, [sp, 0x5C]
 	cmp r5, r7
 	bge _080032F2
-	ldr r2, _08003398 @ =gUnknown_20204B4
+	ldr r2, _08003398 @ =gWindows
 	mov r12, r2
 	asrs r3, r0, 3
 	mov r9, r3
@@ -956,7 +403,7 @@ _080032F2:
 	ldr r0, [sp, 0x5C]
 	cmp r2, 0x7
 	ble _08003274
-	ldr r2, _0800339C @ =gUnknown_3003DE0
+	ldr r2, _0800339C @ =gGlyphBuffer3
 	movs r1, 0
 	ldrb r0, [r6, 0x9]
 	adds r0, 0x8
@@ -976,7 +423,7 @@ _0800330C:
 	str r1, [sp, 0x18]
 	cmp r5, r7
 	bge _0800338A
-	ldr r2, _08003398 @ =gUnknown_20204B4
+	ldr r2, _08003398 @ =gWindows
 	mov r12, r2
 	asrs r3, r0, 3
 	mov r9, r3
@@ -1039,8 +486,8 @@ _0800338A:
 	blt _0800330C
 	b _080035FC
 	.align 2, 0
-_08003398: .4byte gUnknown_20204B4
-_0800339C: .4byte gUnknown_3003DE0
+_08003398: .4byte gWindows
+_0800339C: .4byte gGlyphBuffer3
 _080033A0:
 	mov r2, r8
 	movs r3, 0
@@ -1069,7 +516,7 @@ _080033CA:
 	lsls r3, r0, 1
 	adds r3, r0
 	lsls r3, 2
-	ldr r1, _080034D0 @ =gUnknown_20204B4
+	ldr r1, _080034D0 @ =gWindows
 	adds r1, 0x8
 	adds r1, r3, r1
 	asrs r2, r4, 1
@@ -1080,7 +527,7 @@ _080033CA:
 	asrs r0, r4, 3
 	lsls r0, 5
 	adds r1, r0
-	ldr r0, _080034D0 @ =gUnknown_20204B4
+	ldr r0, _080034D0 @ =gWindows
 	adds r3, r0
 	ldrb r0, [r3, 0x3]
 	mov r2, r8
@@ -1116,7 +563,7 @@ _0800341C:
 	mov r1, r12
 	cmp r3, 0x7
 	ble _080033B0
-	ldr r3, _080034D4 @ =gUnknown_3003DC0
+	ldr r3, _080034D4 @ =gGlyphBuffer2
 	movs r2, 0
 	ldrb r1, [r6, 0x9]
 	ldr r0, [sp, 0x64]
@@ -1135,7 +582,7 @@ _08003438:
 	str r2, [sp, 0x40]
 	cmp r5, r12
 	bge _080034B8
-	ldr r7, _080034D0 @ =gUnknown_20204B4
+	ldr r7, _080034D0 @ =gWindows
 	asrs r3, r1, 3
 	mov r9, r3
 	lsls r0, r1, 29
@@ -1194,16 +641,16 @@ _080034B8:
 	ldr r1, [sp, 0x40]
 	cmp r2, 0x7
 	ble _08003438
-	ldr r3, _080034D8 @ =gUnknown_3003DE0
+	ldr r3, _080034D8 @ =gGlyphBuffer3
 	movs r2, 0
 	ldrb r0, [r6, 0x9]
 	adds r1, r0, 0
 	adds r1, 0x8
 	b _08003556
 	.align 2, 0
-_080034D0: .4byte gUnknown_20204B4
-_080034D4: .4byte gUnknown_3003DC0
-_080034D8: .4byte gUnknown_3003DE0
+_080034D0: .4byte gWindows
+_080034D4: .4byte gGlyphBuffer2
+_080034D8: .4byte gGlyphBuffer3
 _080034DC:
 	ldm r3!, {r0}
 	mov r9, r0
@@ -1223,7 +670,7 @@ _080034F6:
 	lsls r3, r0, 1
 	adds r3, r0
 	lsls r3, 2
-	ldr r1, _0800360C @ =gUnknown_20204B4
+	ldr r1, _0800360C @ =gWindows
 	adds r1, 0x8
 	adds r1, r3, r1
 	asrs r2, r4, 1
@@ -1234,7 +681,7 @@ _080034F6:
 	asrs r0, r4, 3
 	lsls r0, 5
 	adds r1, r0
-	ldr r0, _0800360C @ =gUnknown_20204B4
+	ldr r0, _0800360C @ =gWindows
 	adds r3, r0
 	ldrb r0, [r3, 0x3]
 	mov r2, r8
@@ -1272,7 +719,7 @@ _08003556:
 	ldr r0, [sp, 0x68]
 	cmp r2, r0
 	blt _080034DC
-	ldr r3, _08003610 @ =gUnknown_3003E00
+	ldr r3, _08003610 @ =gGlyphBuffer4
 	movs r2, 0
 	ldrb r0, [r6, 0x9]
 	adds r1, r0, 0
@@ -1296,7 +743,7 @@ _08003570:
 	str r2, [sp, 0xC]
 	cmp r5, r10
 	bge _080035F0
-	ldr r7, _0800360C @ =gUnknown_20204B4
+	ldr r7, _0800360C @ =gWindows
 	asrs r3, r1, 3
 	mov r9, r3
 	lsls r0, r1, 29
@@ -1366,9 +813,9 @@ _080035FC:
 	pop {r0}
 	bx r0
 	.align 2, 0
-_0800360C: .4byte gUnknown_20204B4
-_08003610: .4byte gUnknown_3003E00
-	thumb_func_end sub_8003014
+_0800360C: .4byte gWindows
+_08003610: .4byte gGlyphBuffer4
+	thumb_func_end CopyGlyphToWindow
 
 	thumb_func_start sub_8003614
 sub_8003614: @ 8003614
@@ -1391,7 +838,7 @@ sub_8003614: @ 8003614
 	lsls r0, 16
 	lsrs r4, r0, 16
 	subs r1, r3, r1
-	ldr r5, _08003688 @ =gUnknown_3003DA0
+	ldr r5, _08003688 @ =gGlyphBuffer1
 	adds r0, r5, 0
 	adds r0, 0x80
 	ldrb r7, [r0]
@@ -1434,7 +881,7 @@ _08003678:
 	beq _0800369A
 	b _08003B00
 	.align 2, 0
-_08003688: .4byte gUnknown_3003DA0
+_08003688: .4byte gGlyphBuffer1
 _0800368C:
 	cmp r1, 0x2
 	bne _08003692
@@ -1577,7 +1024,7 @@ _0800377A:
 	cmp r4, r1
 	blt _08003724
 _0800378E:
-	ldr r1, _08003818 @ =gUnknown_3003DC0
+	ldr r1, _08003818 @ =gGlyphBuffer2
 	movs r0, 0
 	ldr r2, [sp, 0x8]
 	ldr r3, [sp, 0xC]
@@ -1651,7 +1098,7 @@ _08003808:
 	blt _080037A2
 	b _08003B00
 	.align 2, 0
-_08003818: .4byte gUnknown_3003DC0
+_08003818: .4byte gGlyphBuffer2
 _0800381C:
 	adds r0, r2, 0
 	movs r1, 0
@@ -1720,7 +1167,7 @@ _08003890:
 	mov r2, r10
 	cmp r1, 0x7
 	ble _0800382E
-	ldr r2, _08003918 @ =gUnknown_3003DE0
+	ldr r2, _08003918 @ =gGlyphBuffer3
 	movs r0, 0
 	ldr r1, [sp, 0x1C]
 	ldr r3, [sp, 0x20]
@@ -1788,7 +1235,7 @@ _0800390A:
 	blt _080038A8
 	b _08003B00
 	.align 2, 0
-_08003918: .4byte gUnknown_3003DE0
+_08003918: .4byte gGlyphBuffer3
 _0800391C:
 	movs r2, 0
 	ldr r4, [sp, 0x8]
@@ -1857,7 +1304,7 @@ _0800398A:
 	mov r4, r9
 	cmp r2, 0x7
 	ble _08003936
-	ldr r1, _08003B10 @ =gUnknown_3003DC0
+	ldr r1, _08003B10 @ =gGlyphBuffer2
 	movs r0, 0
 	ldr r2, [sp, 0x8]
 	ldr r3, [sp, 0x18]
@@ -1919,7 +1366,7 @@ _08003A06:
 	mov r2, r10
 	cmp r0, 0x7
 	ble _080039A6
-	ldr r6, _08003B14 @ =gUnknown_3003DE0
+	ldr r6, _08003B14 @ =gGlyphBuffer3
 	movs r4, 0
 	ldr r2, [sp, 0x1C]
 	ldr r3, [sp, 0x20]
@@ -1981,7 +1428,7 @@ _08003A70:
 	cmp r4, r1
 	blt _08003A1C
 _08003A84:
-	ldr r2, _08003B18 @ =gUnknown_3003E00
+	ldr r2, _08003B18 @ =gGlyphBuffer4
 	movs r0, 0
 	ldr r1, [sp, 0x1C]
 	ldr r3, [sp, 0x20]
@@ -2057,14 +1504,14 @@ _08003B00:
 	pop {r0}
 	bx r0
 	.align 2, 0
-_08003B10: .4byte gUnknown_3003DC0
-_08003B14: .4byte gUnknown_3003DE0
-_08003B18: .4byte gUnknown_3003E00
+_08003B10: .4byte gGlyphBuffer2
+_08003B14: .4byte gGlyphBuffer3
+_08003B18: .4byte gGlyphBuffer4
 	thumb_func_end sub_8003614
 
-	thumb_func_start nullsub_5
-nullsub_5: @ 8003B1C
+	thumb_func_start ClearTextSpan
+ClearTextSpan: @ 8003B1C
 	bx lr
-	thumb_func_end nullsub_5
+	thumb_func_end ClearTextSpan
 
 	.align 2, 0 @ Don't pad with nop.