sub_8123FBC

2 files changed, 70 insertions, 170 deletions

diff --git a/asm/cable_car.s b/asm/cable_car.s
index fc8a22052..48695975f 100644
--- a/asm/cable_car.s
+++ b/asm/cable_car.s
@@ -6,176 +6,6 @@
 
 	.text
 
-	thumb_func_start sub_8123FBC
-sub_8123FBC: @ 8123FBC
-	push {lr}
-	lsls r0, 24
-	lsrs r0, 24
-	cmp r0, 0
-	beq _08123FCA
-	cmp r0, 0x1
-	beq _08124024
-_08123FCA:
-	ldr r1, _08124020 @ =REG_WININ
-	movs r0, 0
-	strh r0, [r1]
-	adds r1, 0x2
-	strh r0, [r1]
-	subs r1, 0xA
-	strh r0, [r1]
-	adds r1, 0x2
-	strh r0, [r1]
-	adds r1, 0x2
-	strh r0, [r1]
-	adds r1, 0x2
-	strh r0, [r1]
-	subs r1, 0x46
-	strh r0, [r1]
-	adds r1, 0xE
-	strh r0, [r1]
-	subs r1, 0x2
-	strh r0, [r1]
-	subs r1, 0x2
-	strh r0, [r1]
-	subs r1, 0x2
-	strh r0, [r1]
-	adds r1, 0x14
-	strh r0, [r1]
-	adds r1, 0x2
-	strh r0, [r1]
-	subs r1, 0x6
-	strh r0, [r1]
-	adds r1, 0x2
-	strh r0, [r1]
-	subs r1, 0x6
-	strh r0, [r1]
-	adds r1, 0x2
-	strh r0, [r1]
-	subs r1, 0x6
-	strh r0, [r1]
-	adds r1, 0x2
-	strh r0, [r1]
-	adds r1, 0x3E
-	strh r0, [r1]
-	b _081240EE
-	.align 2, 0
-_08124020: .4byte REG_WININ
-_08124024:
-	ldr r0, _08124060 @ =REG_WININ
-	movs r3, 0
-	strh r3, [r0]
-	adds r0, 0x2
-	strh r3, [r0]
-	subs r0, 0xA
-	strh r3, [r0]
-	adds r0, 0x2
-	strh r3, [r0]
-	adds r0, 0x2
-	strh r3, [r0]
-	adds r0, 0x2
-	strh r3, [r0]
-	ldr r0, _08124064 @ =gSpecialVar_0x8004
-	ldrh r0, [r0]
-	cmp r0, 0
-	bne _0812406C
-	ldr r1, _08124068 @ =gUnknown_02039274
-	ldr r2, [r1]
-	movs r0, 0xB0
-	strb r0, [r2, 0x14]
-	ldr r2, [r1]
-	movs r0, 0x10
-	strb r0, [r2, 0x15]
-	ldr r0, [r1]
-	strb r3, [r0, 0xC]
-	ldr r2, [r1]
-	movs r0, 0x50
-	b _08124082
-	.align 2, 0
-_08124060: .4byte REG_WININ
-_08124064: .4byte gSpecialVar_0x8004
-_08124068: .4byte gUnknown_02039274
-_0812406C:
-	ldr r1, _081240F4 @ =gUnknown_02039274
-	ldr r2, [r1]
-	movs r0, 0x60
-	strb r0, [r2, 0x14]
-	ldr r2, [r1]
-	movs r0, 0xE8
-	strb r0, [r2, 0x15]
-	ldr r0, [r1]
-	strb r3, [r0, 0xC]
-	ldr r2, [r1]
-	movs r0, 0x4
-_08124082:
-	strb r0, [r2, 0xD]
-	ldr r0, [r1]
-	strb r3, [r0, 0x9]
-	ldr r0, [r1]
-	strb r3, [r0, 0x9]
-	adds r2, r1, 0
-	ldr r1, _081240F8 @ =REG_BG3HOFS
-	ldr r2, [r2]
-	ldrb r0, [r2, 0x14]
-	strh r0, [r1]
-	adds r1, 0x2
-	ldrb r0, [r2, 0x15]
-	strh r0, [r1]
-	ldr r0, _081240FC @ =REG_BG2HOFS
-	movs r1, 0
-	strh r1, [r0]
-	adds r0, 0x2
-	strh r1, [r0]
-	ldr r1, _08124100 @ =REG_BG1HOFS
-	ldrb r0, [r2, 0xC]
-	strh r0, [r1]
-	adds r1, 0x2
-	ldrb r0, [r2, 0xD]
-	strh r0, [r1]
-	subs r1, 0x6
-	ldrb r0, [r2, 0x8]
-	strh r0, [r1]
-	adds r1, 0x2
-	ldrb r0, [r2, 0x9]
-	strh r0, [r1]
-	subs r1, 0xA
-	ldr r2, _08124104 @ =0x00003c01
-	adds r0, r2, 0
-	strh r0, [r1]
-	adds r1, 0x2
-	ldr r3, _08124108 @ =0x00003d02
-	adds r0, r3, 0
-	strh r0, [r1]
-	adds r1, 0x2
-	ldr r2, _0812410C @ =0x00003e03
-	adds r0, r2, 0
-	strh r0, [r1]
-	ldr r0, _08124110 @ =REG_BG3CNT
-	movs r3, 0xFC
-	lsls r3, 6
-	adds r2, r3, 0
-	strh r2, [r0]
-	subs r1, 0xC
-	movs r3, 0xFA
-	lsls r3, 5
-	adds r0, r3, 0
-	strh r0, [r1]
-	ldr r0, _08124114 @ =REG_BLDCNT
-	strh r2, [r0]
-_081240EE:
-	pop {r0}
-	bx r0
-	.align 2, 0
-_081240F4: .4byte gUnknown_02039274
-_081240F8: .4byte REG_BG3HOFS
-_081240FC: .4byte REG_BG2HOFS
-_08124100: .4byte REG_BG1HOFS
-_08124104: .4byte 0x00003c01
-_08124108: .4byte 0x00003d02
-_0812410C: .4byte 0x00003e03
-_08124110: .4byte REG_BG3CNT
-_08124114: .4byte REG_BLDCNT
-	thumb_func_end sub_8123FBC
-
 	thumb_func_start sub_8124118
 sub_8124118: @ 8124118
 	push {r4-r7,lr}
diff --git a/src/scene/cable_car.c b/src/scene/cable_car.c
index a59862278..76223925b 100644
--- a/src/scene/cable_car.c
+++ b/src/scene/cable_car.c
@@ -584,3 +584,73 @@ void sub_8123F44(struct Sprite *sprite)
         }
     }
 }
+
+void sub_8123FBC(bool8 which)
+{
+    switch (which)
+    {
+        case FALSE:
+        default:
+            REG_WININ = 0;
+            REG_WINOUT = 0;
+            REG_WIN0H = 0;
+            REG_WIN1H = 0;
+            REG_WIN0V = 0;
+            REG_WIN1V = 0;
+            REG_DISPCNT = 0;
+            REG_BG3CNT = 0;
+            REG_BG2CNT = 0;
+            REG_BG1CNT = 0;
+            REG_BG0CNT = 0;
+            REG_BG3HOFS = 0;
+            REG_BG3VOFS = 0;
+            REG_BG2HOFS = 0;
+            REG_BG2VOFS = 0;
+            REG_BG1HOFS = 0;
+            REG_BG1VOFS = 0;
+            REG_BG0HOFS = 0;
+            REG_BG0VOFS = 0;
+            REG_BLDCNT = 0;
+            break;
+        case TRUE:
+            REG_WININ = 0;
+            REG_WINOUT = 0;
+            REG_WIN0H = 0;
+            REG_WIN1H = 0;
+            REG_WIN0V = 0;
+            REG_WIN1V = 0;
+            if (gSpecialVar_0x8004 == 0)
+            {
+                gUnknown_02039274->unk_0014 = 0xb0;
+                gUnknown_02039274->unk_0015 = 0x10;
+                gUnknown_02039274->unk_000c = 0x00;
+                gUnknown_02039274->unk_000d = 0x50;
+                gUnknown_02039274->unk_0009 = 0;
+                gUnknown_02039274->unk_0009 = 0;
+            }
+            else
+            {
+                gUnknown_02039274->unk_0014 = 0x60;
+                gUnknown_02039274->unk_0015 = 0xe8;
+                gUnknown_02039274->unk_000c = 0x00;
+                gUnknown_02039274->unk_000d = 0x04;
+                gUnknown_02039274->unk_0009 = 0;
+                gUnknown_02039274->unk_0009 = 0;
+            }
+            REG_BG3HOFS = gUnknown_02039274->unk_0014;
+            REG_BG3VOFS = gUnknown_02039274->unk_0015;
+            REG_BG2HOFS = 0;
+            REG_BG2VOFS = 0;
+            REG_BG1HOFS = gUnknown_02039274->unk_000c;
+            REG_BG1VOFS = gUnknown_02039274->unk_000d;
+            REG_BG0HOFS = gUnknown_02039274->unk_0008;
+            REG_BG0VOFS = gUnknown_02039274->unk_0009;
+            REG_BG0CNT = BGCNT_PRIORITY(1) | BGCNT_SCREENBASE(28) | BGCNT_WRAP;
+            REG_BG1CNT = BGCNT_PRIORITY(2) | BGCNT_SCREENBASE(29) | BGCNT_WRAP;
+            REG_BG2CNT = BGCNT_PRIORITY(3) | BGCNT_SCREENBASE(30) | BGCNT_WRAP;
+            REG_BG3CNT = BGCNT_PRIORITY(0) | BGCNT_SCREENBASE(31) | BGCNT_WRAP;
+            REG_DISPCNT = DISPCNT_OBJ_1D_MAP | DISPCNT_BG_ALL_ON | DISPCNT_OBJ_ON;
+            REG_BLDCNT = 0x3f00;
+            break;
+    }
+}