sub_4E920

asm/rom_4CEA8.s

@@ -2971,100 +2971,3 @@ _0804E910: .4byte gCurrentPinballGame
 _0804E914: .4byte 0x0000070C
 _0804E918: .4byte 0x00000734
 _0804E91C: .4byte 0x00000724
-
-	thumb_func_start sub_4E920
-sub_4E920: @ 0x0804E920
-	push {r4, r5, lr}
-	ldr r1, _0804E9CC @ =gUnknown_086B08CA
-	ldr r4, _0804E9D0 @ =gCurrentPinballGame
-	ldr r0, [r4]
-	ldr r2, _0804E9D4 @ =0x00000716
-	adds r3, r0, r2
-	ldrb r2, [r3]
-	lsls r0, r2, #1
-	adds r0, r0, r1
-	ldrh r5, [r0]
-	cmp r2, #0
-	beq _0804E95C
-	subs r0, r2, #1
-	strb r0, [r3]
-	ldr r0, [r4]
-	ldr r1, _0804E9D4 @ =0x00000716
-	adds r0, r0, r1
-	ldrb r0, [r0]
-	cmp r0, #3
-	bne _0804E95C
-	movs r0, SE_UNKNOWN_0x73
-	bl m4aSongNumStart
-	ldr r1, [r4]
-	movs r0, #0xfa
-	lsls r0, r0, #1
-	str r0, [r1, #0x3c]
-	movs r0, #7
-	bl sub_11B0
-_0804E95C:
-	ldr r0, _0804E9D0 @ =gCurrentPinballGame
-	ldr r0, [r0]
-	ldr r2, _0804E9D8 @ =0x00000717
-	adds r0, r0, r2
-	ldrb r0, [r0]
-	lsls r3, r0, #4
-	subs r3, r3, r0
-	lsls r3, r3, #2
-	lsls r0, r5, #0x10
-	asrs r0, r0, #0x10
-	lsls r2, r0, #2
-	adds r2, r2, r0
-	lsls r2, r2, #2
-	ldr r0, _0804E9DC @ =gUnknown_086B08D4
-	adds r2, r2, r0
-	adds r2, r3, r2
-	adds r0, #0x28
-	adds r3, r3, r0
-	ldr r0, _0804E9E0 @ =0x040000D4
-	ldr r1, [r2]
-	str r1, [r0]
-	ldr r1, [r3]
-	str r1, [r0, #4]
-	ldr r1, _0804E9E4 @ =0x80000010
-	str r1, [r0, #8]
-	ldr r1, [r0, #8]
-	ldr r1, [r2, #4]
-	str r1, [r0]
-	ldr r1, [r3, #4]
-	str r1, [r0, #4]
-	ldr r5, _0804E9E8 @ =0x80000020
-	str r5, [r0, #8]
-	ldr r1, [r0, #8]
-	ldr r1, [r2, #8]
-	str r1, [r0]
-	ldr r1, [r3, #8]
-	str r1, [r0, #4]
-	ldr r4, _0804E9EC @ =0x80000030
-	str r4, [r0, #8]
-	ldr r1, [r0, #8]
-	ldr r1, [r2, #0xc]
-	str r1, [r0]
-	ldr r1, [r3, #0xc]
-	str r1, [r0, #4]
-	str r4, [r0, #8]
-	ldr r1, [r0, #8]
-	ldr r1, [r2, #0x10]
-	str r1, [r0]
-	ldr r1, [r3, #0x10]
-	str r1, [r0, #4]
-	str r5, [r0, #8]
-	ldr r0, [r0, #8]
-	pop {r4, r5}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0804E9CC: .4byte gUnknown_086B08CA
-_0804E9D0: .4byte gCurrentPinballGame
-_0804E9D4: .4byte 0x00000716
-_0804E9D8: .4byte 0x00000717
-_0804E9DC: .4byte gUnknown_086B08D4
-_0804E9E0: .4byte 0x040000D4
-_0804E9E4: .4byte 0x80000010
-_0804E9E8: .4byte 0x80000020
-_0804E9EC: .4byte 0x80000030

src/rom_4F258.c

@@ -1,6 +1,7 @@
 #include "global.h"
 #include "m4a.h"
 #include "main.h"
+#include "constants/bg_music.h"
 
 extern const u8 *gUnknown_086B0B70[][3];
 extern const u16 gUnknown_086B0E20[];
@@ -14,10 +15,39 @@ extern const u8 *gUnknown_086B09E8[][7][2];
 extern const u8 *gUnknown_086B09C8[][2];
 extern const u8 *gUnknown_086B0970[][2];
 extern const u8 *gUnknown_086B094C[][3];
+extern const s16 gUnknown_086B08CA[];
+extern const u8 *gUnknown_086B08D4[][3][5];
 
 extern struct SongHeader gUnknown_0869F664;
 
 
+void sub_4E920(void)
+{
+    s16 index;
+    const u8 **src;
+    const u8 **dest;
+
+    index = gUnknown_086B08CA[gCurrentPinballGame->unk716];
+    if (gCurrentPinballGame->unk716)
+    {
+        gCurrentPinballGame->unk716--;
+        if (gCurrentPinballGame->unk716 == 3)
+        {
+            m4aSongNumStart(SE_UNKNOWN_0x73);
+            gCurrentPinballGame->unk3C = 500;
+            sub_11B0(7);
+        }
+    }
+
+    src = gUnknown_086B08D4[gCurrentPinballGame->unk717][index];
+    dest = gUnknown_086B08D4[gCurrentPinballGame->unk717][2];
+    DmaCopy16(3, src[0], dest[0], 0x20);
+    DmaCopy16(3, src[1], dest[1], 0x40);
+    DmaCopy16(3, src[2], dest[2], 0x60);
+    DmaCopy16(3, src[3], dest[3], 0x60);
+    DmaCopy16(3, src[4], dest[4], 0x40);
+}
+
 void sub_4E9F0(s16 arg0)
 {
     const u8 **src;