sub_800E748

3 files changed, 59 insertions, 120 deletions

diff --git a/asm/link_rfu.s b/asm/link_rfu.s
index 0a93e630f..6205b4204 100644
--- a/asm/link_rfu.s
+++ b/asm/link_rfu.s
@@ -5,117 +5,6 @@
 
 	.text
 
-	thumb_func_start sub_800E748
-sub_800E748: @ 800E748
-	push {r4,r5,lr}
-	lsls r0, 24
-	lsrs r5, r0, 24
-	bl sub_8010750
-	ldr r0, =gUnknown_03005000
-	ldrh r0, [r0, 0x4]
-	cmp r0, 0x12
-	bls _0800E75C
-	b _0800E862
-_0800E75C:
-	lsls r0, 2
-	ldr r1, =_0800E770
-	adds r0, r1
-	ldr r0, [r0]
-	mov pc, r0
-	.pool
-	.align 2, 0
-_0800E770:
-	.4byte _0800E7BC
-	.4byte _0800E862
-	.4byte _0800E7E4
-	.4byte _0800E862
-	.4byte _0800E814
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E862
-	.4byte _0800E828
-_0800E7BC:
-	ldr r0, =gUnknown_02022B2C
-	bl sub_800BFCC
-	ldr r0, =gUnknown_03005000
-	movs r2, 0x1
-	strh r2, [r0, 0x4]
-	ldr r1, =gTasks
-	lsls r0, r5, 2
-	adds r0, r5
-	lsls r0, 3
-	adds r0, r1
-	strh r2, [r0, 0xA]
-	b _0800E862
-	.pool
-_0800E7E4:
-	ldr r4, =gUnknown_03005000
-	ldrb r0, [r4, 0xC]
-	ldr r3, =gUnknown_082ED6E0
-	movs r1, 0
-	movs r2, 0xF0
-	bl sub_800C054
-	movs r0, 0x3
-	strh r0, [r4, 0x4]
-	ldr r1, =gTasks
-	lsls r0, r5, 2
-	adds r0, r5
-	lsls r0, 3
-	adds r0, r1
-	movs r1, 0x6
-	strh r1, [r0, 0xA]
-	b _0800E862
-	.pool
-_0800E814:
-	movs r0, 0
-	bl sub_800C27C
-	ldr r1, =gUnknown_03005000
-	movs r0, 0x5
-	strh r0, [r1, 0x4]
-	b _0800E862
-	.pool
-_0800E828:
-	ldr r4, =gUnknown_03005000
-	ldr r0, =0x00000cdb
-	adds r1, r4, r0
-	ldrb r0, [r1]
-	movs r0, 0
-	strb r0, [r1]
-	ldr r0, =sub_800EDBC
-	bl sub_800D52C
-	bl sub_800EAB4
-	bl sub_800EAFC
-	movs r0, 0x14
-	strh r0, [r4, 0x4]
-	ldr r1, =gTasks
-	lsls r0, r5, 2
-	adds r0, r5
-	lsls r0, 3
-	adds r0, r1
-	movs r1, 0x8
-	strh r1, [r0, 0xA]
-	ldr r0, =sub_801084C
-	movs r1, 0x5
-	bl CreateTask
-	adds r0, r5, 0
-	bl DestroyTask
-_0800E862:
-	pop {r4,r5}
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end sub_800E748
-
 	thumb_func_start sub_800E87C
 sub_800E87C: @ 800E87C
 	lsls r0, 24
diff --git a/include/link_rfu.h b/include/link_rfu.h
index 6a55bb536..4f8e193fc 100644
--- a/include/link_rfu.h
+++ b/include/link_rfu.h
@@ -67,7 +67,7 @@ struct UnkRfuStruct_1 {
     /* 0x01a */ u16 unk_1a;
     /* 0x01c */ u16 unk_1c;
     /* 0x01e */ u16 unk_1e;
-    /* 0x020 */ u16 *unk_20;
+    /* 0x020 */ const u16 *unk_20;
     /* 0x024 */ u8 unk_24;
     /* 0x026 */ u16 unk_26;
     /* 0x028 */ u16 unk_28[4];
@@ -126,7 +126,9 @@ struct UnkRfuStruct_Sub_Unused {
 };
 
 struct UnkRfuStruct_2 {
-    /* 0x000 */ u8 filler_00[12];
+    /* 0x000 */ u8 filler_00[4];
+    /* 0x004 */ u16 unk_04;
+    /* 0x006 */ u8 filler_06[6];
     /* 0x00c */ u8 unk_0c;
     /* 0x00d */ u8 playerCount;
     /* 0x00e */ u8 filler_0e[0x5e];
@@ -139,7 +141,9 @@ struct UnkRfuStruct_2 {
     /* 0x9e8 */ struct UnkRfuStruct_2_Sub_9e8 unk_9e8;
     /* 0xc1c */ struct UnkRfuStruct_2_Sub_c1c unk_c1c;
     /* 0xc3c */ u8 filler_c3c[3];
-    /* 0xc3f */ u8 filler_c3f[0xb5];
+    /* 0xc3f */ u8 filler_c3f[0x9c];
+    /* 0xcdb */ vu8 unk_cdb;
+    /* 0xcdc */ u8 filler_cdc[0x18];
 }; // size = 0xcf4
 
 // Exported RAM declarations
@@ -174,5 +178,7 @@ bool32 sub_8010F1C(void);
 bool32 sub_800F0B8(void);
 u32 sub_80124D4(void);
 void RfuVSync(void);
+void sub_80111B0(bool32 a0);
+u8 sub_8011A74(void);
 
 #endif //GUARD_LINK_RFU_H
diff --git a/src/link_rfu.c b/src/link_rfu.c
index 32080bf29..14584f99f 100644
--- a/src/link_rfu.c
+++ b/src/link_rfu.c
@@ -2,6 +2,7 @@
 // Includes
 #include "global.h"
 #include "malloc.h"
+#include "task.h"
 #include "rng.h"
 #include "decompress.h"
 #include "text.h"
@@ -46,10 +47,13 @@ static void sub_800D434(void);
 static void sub_800D610(void);
 void sub_800D630(void);
 bool8 sub_800DAC8(struct UnkRfuStruct_2_Sub_c1c *q1, u8 *q2);
+void sub_800EDBC(u16 a0);
+void sub_800EAB4(void);
+void sub_800EAFC(void);
 void sub_800FCC4(struct UnkRfuStruct_2_Sub_6c *data);
 bool32 sub_8010454(u16 a0);
-void sub_80111B0(bool32 a0);
-u8 sub_8011A74(void);
+void sub_8010750(void);
+void sub_801084C(u8 taskId);
 u8 sub_8012224(void);
 
 // .rodata
@@ -186,6 +190,8 @@ static const struct SpriteTemplate sWirelessStatusIndicatorSpriteTemplate = {
     SpriteCallbackDummy
 };
 
+extern const u16 gUnknown_082ED6E0[4];
+
 // .text
 
 u32 sub_800BEC0(void)
@@ -290,10 +296,10 @@ void sub_800C048(void)
     gUnknown_03004140.unk_04 = 0x15;
 }
 
-u8 sub_800C054(u8 r5, u16 r7, u16 r8, u16 *r6)
+u8 sub_800C054(u8 r5, u16 r7, u16 r8, const u16 *r6)
 {
     u8 i;
-    u16 *buffer;
+    const u16 *buffer;
 
     if (gUnknown_03004140.unk_04 != 0 && (gUnknown_03004140.unk_04 != 0x08 || r5 != 1))
     {
@@ -1168,7 +1174,7 @@ static void sub_800CF34(void)
     u8 i;
     u8 r5;
     u8 r4;
-    u16 *ptr;
+    const u16 *ptr;
 
     if (gUnknown_03004140.unk_04 == 5 || gUnknown_03004140.unk_04 == 6 || gUnknown_03004140.unk_04 == 7 || gUnknown_03004140.unk_04 == 8)
     {
@@ -1338,7 +1344,7 @@ static void sub_800D268(void)
 static u8 sub_800D294(void)
 {
     u8 i;
-    u16 *ptr;
+    const u16 *ptr;
     u8 flags = 0x00;
 
     for (i = 0; i < gUnknown_03007890->unk_08; i++)
@@ -2381,3 +2387,41 @@ void sub_800E700(void)
         rfu_setTimerInterrupt(3, gIntrTable + 2);
     }
 }
+
+void sub_800E748(u8 taskId)
+{
+    sub_8010750();
+    switch (gUnknown_03005000.unk_04)
+    {
+        case 0:
+            sub_800BFCC(&gUnknown_02022B2C);
+            gUnknown_03005000.unk_04 = 1;
+            gTasks[taskId].data[1] = 1;
+            break;
+        case 1:
+            break;
+        case 2:
+            sub_800C054(gUnknown_03005000.unk_0c, 0, 240, gUnknown_082ED6E0);
+            gUnknown_03005000.unk_04 = 3;
+            gTasks[taskId].data[1] = 6;
+            break;
+        case 3:
+            break;
+        case 4:
+            sub_800C27C(FALSE);
+            gUnknown_03005000.unk_04 = 5;
+            break;
+        case 5:
+            break;
+        case 18:
+            gUnknown_03005000.unk_cdb = 0;
+            sub_800D52C(sub_800EDBC);
+            sub_800EAB4();
+            sub_800EAFC();
+            gUnknown_03005000.unk_04 = 20;
+            gTasks[taskId].data[1] = 8;
+            CreateTask(sub_801084C, 5);
+            DestroyTask(taskId);
+            break;
+    }
+}