Decompile unk_02033F50 -> communication_error

8 files changed, 176 insertions, 277 deletions

diff --git a/arm9/arm9.lsf b/arm9/arm9.lsf
index 0153f5e3..d7310855 100644
--- a/arm9/arm9.lsf
+++ b/arm9/arm9.lsf
@@ -138,7 +138,7 @@ Static arm9
 	Object unk_020337E8.o
 	Object unk_02033874.o
 	Object unk_02033B68.o
-	Object unk_02033F50.o
+	Object communication_error.o
 	Object wfc_user_info_warning.o
 	Object map_matrix.o
 	Object map_header.o
diff --git a/arm9/asm/unk_02033F50.s b/arm9/asm/unk_02033F50.s
deleted file mode 100644
index 7240c93f..00000000
--- a/arm9/asm/unk_02033F50.s
+++ /dev/null
@@ -1,266 +0,0 @@
-	.include "asm/macros.inc"
-	.include "global.inc"
-
-	.extern gMain
-
-	.section .rodata
-
-	.global UNK_020EEC9C
-UNK_020EEC9C: ; 0x020EEC9C
-	.byte 0x00, 0x03, 0x03, 0x1A, 0x12, 0x01, 0x23, 0x00
-
-	.global UNK_020EECA4
-UNK_020EECA4: ; 0x020EECA4
-	.byte 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
-
-	.global UNK_020EECB4
-UNK_020EECB4: ; 0x020EECB4
-	.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
-	.byte 0x01, 0x00, 0x00, 0x06, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
-
-	.global UNK_020EECD0
-UNK_020EECD0: ; 0x020EECD0
-	.byte 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
-	.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
-	.byte 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
-
-	.text
-
-	thumb_func_start FUN_02033F50
-FUN_02033F50: ; 0x02033F50
-	ldr r3, _02033F64 ; =0x027E0000
-	ldr r1, _02033F68 ; =0x00003FF8
-	mov r0, #0x1
-	ldr r2, [r3, r1]
-	orr r0, r2
-	str r0, [r3, r1]
-	ldr r3, _02033F6C ; =MI_WaitDma
-	mov r0, #0x3
-	bx r3
-	nop
-_02033F64: .word 0x027E0000
-_02033F68: .word 0x00003FF8
-_02033F6C: .word MI_WaitDma
-
-	thumb_func_start FUN_02033F70
-FUN_02033F70: ; 0x02033F70
-	push {r3-r7, lr}
-	sub sp, #0x28
-	add r4, r0, #0x0
-	str r2, [sp, #0xc]
-	cmp r1, #0x4
-	bhi _02033F92
-	add r0, r1, r1
-	add r0, pc
-	ldrh r0, [r0, #0x6]
-	lsl r0, r0, #0x10
-	asr r0, r0, #0x10
-	add pc, r0
-_02033F88: ; jump table (using 16-bit offset)
-	.short _02033F92 - _02033F88 - 2; case 0
-	.short _02033F96 - _02033F88 - 2; case 1
-	.short _02033F9A - _02033F88 - 2; case 2
-	.short _02033F9E - _02033F88 - 2; case 3
-	.short _02033FA2 - _02033F88 - 2; case 4
-_02033F92:
-	mov r5, #0x1
-	b _02033FA4
-_02033F96:
-	mov r5, #0x2
-	b _02033FA4
-_02033F9A:
-	mov r5, #0x3
-	b _02033FA4
-_02033F9E:
-	mov r5, #0x4
-	b _02033FA4
-_02033FA2:
-	mov r5, #0x5
-_02033FA4:
-	mov r0, #0x0
-	add r1, r0, #0x0
-	bl FUN_0200E3A0
-	mov r0, #0x1
-	mov r1, #0x0
-	bl FUN_0200E3A0
-	mov r0, #0x1
-	bl OS_DisableIrqMask
-	ldr r1, _02034154 ; =FUN_02033F50
-	mov r0, #0x1
-	bl OS_SetIrqFunction
-	mov r0, #0x1
-	bl OS_EnableIrqMask
-	mov r0, #0x0
-	add r1, r0, #0x0
-	bl Main_SetVBlankIntrCB
-	mov r0, #0x0
-	add r1, r0, #0x0
-	bl FUN_02015F34
-	bl GX_DisableEngineALayers
-	bl GX_DisableEngineBLayers
-	mov r2, #0x1
-	lsl r2, r2, #0x1a
-	ldr r1, [r2, #0x0]
-	ldr r0, _02034158 ; =0xFFFFE0FF
-	and r1, r0
-	str r1, [r2, #0x0]
-	ldr r2, _0203415C ; =0x04001000
-	ldr r1, [r2, #0x0]
-	and r0, r1
-	str r0, [r2, #0x0]
-	mov r0, #0x4
-	mov r1, #0x8
-	bl SetKeyRepeatTimers
-	ldr r0, _02034160 ; =gMain + 0x60
-	mov r1, #0x0
-	strb r1, [r0, #0x5]
-	bl GX_SwapDisplay
-	ldr r3, _02034164 ; =0x04000050
-	mov r1, #0x0
-	strh r1, [r3, #0x0]
-	ldr r0, _02034168 ; =0x04001050
-	sub r3, #0x50
-	strh r1, [r0, #0x0]
-	ldr r2, [r3, #0x0]
-	ldr r1, _0203416C ; =0xFFFF1FFF
-	sub r0, #0x50
-	and r2, r1
-	str r2, [r3, #0x0]
-	ldr r2, [r0, #0x0]
-	and r1, r2
-	str r1, [r0, #0x0]
-	ldr r0, _02034170 ; =UNK_020EECD0
-	bl GX_SetBanks
-	add r0, r4, #0x0
-	bl BgConfig_Alloc
-	add r6, r0, #0x0
-	ldr r0, _02034174 ; =UNK_020EECA4
-	bl SetBothScreensModesAndDisable
-	mov r1, #0x0
-	ldr r2, _02034178 ; =UNK_020EECB4
-	add r0, r6, #0x0
-	add r3, r1, #0x0
-	bl InitBgFromTemplate
-	add r0, r6, #0x0
-	mov r1, #0x0
-	bl BgClearTilemapBufferAndCommit
-	mov r1, #0x0
-	str r1, [sp, #0x0]
-	ldr r2, _0203417C ; =0x000001F7
-	add r0, r6, #0x0
-	mov r3, #0x2
-	str r4, [sp, #0x4]
-	bl FUN_0200CB00
-	mov r0, #0x0
-	mov r1, #0x20
-	add r2, r4, #0x0
-	bl FUN_02002ED0
-	mov r0, #0x0
-	mov r1, #0x20
-	add r2, r0, #0x0
-	add r3, r4, #0x0
-	bl BG_ClearCharDataRange
-	ldr r1, _02034180 ; =0x00006C21
-	mov r0, #0x0
-	bl BG_SetMaskColor
-	ldr r1, _02034180 ; =0x00006C21
-	mov r0, #0x4
-	bl BG_SetMaskColor
-	mov r0, #0x1
-	mov r1, #0x1a
-	mov r2, #0xc8
-	add r3, r4, #0x0
-	bl NewMsgDataFromNarc
-	str r0, [sp, #0x10]
-	mov r0, #0x6
-	lsl r0, r0, #0x6
-	add r1, r4, #0x0
-	bl String_ctor
-	add r7, r0, #0x0
-	mov r0, #0x6
-	lsl r0, r0, #0x6
-	add r1, r4, #0x0
-	bl String_ctor
-	str r0, [sp, #0x14]
-	bl FUN_0201BD5C
-	add r0, r4, #0x0
-	bl ScrStrBufs_new
-	add r4, r0, #0x0
-	ldr r2, _02034184 ; =UNK_020EEC9C
-	add r0, r6, #0x0
-	add r1, sp, #0x18
-	bl AddWindow
-	mov r0, #0xd0
-	str r0, [sp, #0x0]
-	mov r0, #0x90
-	mov r2, #0x0
-	str r0, [sp, #0x4]
-	add r0, sp, #0x18
-	mov r1, #0xf
-	add r3, r2, #0x0
-	bl FillWindowPixelRect
-	ldr r2, _0203417C ; =0x000001F7
-	add r0, sp, #0x18
-	mov r1, #0x0
-	mov r3, #0x2
-	bl FUN_0200CCA4
-	mov r0, #0x2
-	str r0, [sp, #0x0]
-	mov r0, #0x1
-	str r0, [sp, #0x4]
-	ldr r2, [sp, #0xc]
-	add r0, r4, #0x0
-	mov r1, #0x0
-	mov r3, #0x5
-	bl BufferIntegerAsString
-	ldr r0, [sp, #0x10]
-	ldr r2, [sp, #0x14]
-	add r1, r5, #0x0
-	bl ReadMsgDataIntoString
-	ldr r2, [sp, #0x14]
-	add r0, r4, #0x0
-	add r1, r7, #0x0
-	bl StringExpandPlaceholders
-	mov r1, #0x0
-	str r1, [sp, #0x0]
-	str r1, [sp, #0x4]
-	add r0, sp, #0x18
-	add r2, r7, #0x0
-	add r3, r1, #0x0
-	str r1, [sp, #0x8]
-	bl AddTextPrinterParameterized
-	add r0, r7, #0x0
-	bl String_dtor
-	bl GX_BothDispOn
-	mov r0, #0x0
-	bl FUN_0200E394
-	mov r0, #0x1
-	bl FUN_0200E394
-	mov r0, #0x0
-	mov r1, #0x3f
-	mov r2, #0x3
-	bl FUN_0200A274
-	add r0, sp, #0x18
-	bl RemoveWindow
-	ldr r0, [sp, #0x10]
-	bl DestroyMsgData
-	add r0, r4, #0x0
-	bl ScrStrBufs_delete
-	add r0, r6, #0x0
-	bl FreeToHeap
-	add sp, #0x28
-	pop {r3-r7, pc}
-	nop
-_02034154: .word FUN_02033F50
-_02034158: .word 0xFFFFE0FF
-_0203415C: .word 0x04001000
-_02034160: .word gMain + 0x60
-_02034164: .word 0x04000050
-_02034168: .word 0x04001050
-_0203416C: .word 0xFFFF1FFF
-_02034170: .word UNK_020EECD0
-_02034174: .word UNK_020EECA4
-_02034178: .word UNK_020EECB4
-_0203417C: .word 0x000001F7
-_02034180: .word 0x00006C21
-_02034184: .word UNK_020EEC9C
diff --git a/arm9/global.inc b/arm9/global.inc
index da12b3fd..4595d537 100644
--- a/arm9/global.inc
+++ b/arm9/global.inc
@@ -2471,7 +2471,7 @@
 .extern FUN_02033EEC
 .extern FUN_02033F04
 .extern FUN_02033F20
-.extern FUN_02033F70
+.extern ShowCommunicationError
 .extern ShowWFCUserInfoWarning
 .extern MapMatrix_New
 .extern MapMatrix_Load
diff --git a/arm9/modules/80/asm/module_80.s b/arm9/modules/80/asm/module_80.s
index a1fe2ee3..fae0c264 100644
--- a/arm9/modules/80/asm/module_80.s
+++ b/arm9/modules/80/asm/module_80.s
@@ -15323,7 +15323,7 @@ _02234FFC:
 	mov r0, #3
 	mov r1, #1
 	mov r2, #0
-	bl FUN_02033F70
+	bl ShowCommunicationError
 _02235006:
 	mov r0, #3
 	pop {r3, r4, r5, pc}
diff --git a/arm9/src/communication_error.c b/arm9/src/communication_error.c
new file mode 100644
index 00000000..0ea26458
--- /dev/null
+++ b/arm9/src/communication_error.c
@@ -0,0 +1,159 @@
+#include "global.h"
+#include "bg_window.h"
+#include "communication_error.h"
+#include "game_init.h"
+#include "MI_dma.h"
+#include "msgdata.h"
+#include "msgdata/msg.naix"
+#include "text.h"
+
+extern void FUN_02002ED0(enum GFBgLayer layer, u32 base_addr, u32 heap_id);
+extern void FUN_0200A274(fx32 brightness, fx32, u32);
+extern void FUN_0200CB00(struct BgConfig* bg_config, enum GFBgLayer layer, u32 num_tiles, u32, u8, u32 heap_id);
+extern void FUN_0200CCA4(struct Window* window, BOOL copy_to_vram, u16 fill_value, u32 palette_num);
+extern void FUN_0200E394(BOOL set_brightness_on_bottom_screen);
+extern void FUN_0200E3A0(BOOL set_brightness_on_bottom_screen, s32);
+
+static const struct WindowTemplate sCommunicationErrorWindowTemplate = {
+    .bgId = GF_BG_LYR_MAIN_0,
+    .tilemapLeft = 3,
+    .tilemapTop = 3,
+    .width = 26,
+    .height = 18,
+    .paletteNum = 0x01,
+    .baseTile = 0x23,
+};
+
+static const struct GraphicsModes sCommunicationErrorGraphicsModes = {
+    .dispMode = GX_DISPMODE_GRAPHICS,
+    .bgMode = GX_BGMODE_0,
+    .subMode = GX_BGMODE_0,
+    ._2d3dMode = GX_BG0_AS_2D,
+};
+
+static const struct BgTemplate sCommunicationErrorBgTemplate = {
+    .x = 0,
+    .y = 0,
+    .bufferSize = 0x800,
+    .baseTile = 0,
+    .size = GF_BG_SCR_SIZE_256x256,
+    .colorMode = GX_BG_COLORMODE_16,
+    .screenBase = GX_BG_SCRBASE_0x0000,
+    .charBase = GX_BG_CHARBASE_0x18000,
+    .bgExtPltt = GX_BG_EXTPLTT_01,
+    .priority = 1,
+    .areaOver = GX_BG_AREAOVER_XLU,
+    .unk17 = 0,
+    .mosaic = FALSE,
+};
+
+static const struct GraphicsBanks sCommunicationErrorGraphicsBanks = {
+    .bg = 3,
+    .bgextpltt = 0,
+    .subbg = 0,
+    .subbgextpltt = 0,
+    .obj = 0,
+    .objextpltt = 0,
+    .subobj = 0,
+    .subobjextpltt = 0,
+    .tex = 0,
+    .texpltt = 0,
+};
+
+THUMB_FUNC void FUN_02033F50(void)
+{
+    DTCM.intr_check |= 1;
+    MI_WaitDma(3);
+}
+
+THUMB_FUNC void ShowCommunicationError(u32 heap_id, u32 error, u32 error_code)
+{
+    struct Window window;
+    
+    u32 error_message_no;
+    switch (error)
+    {
+        default:
+        case 0:
+            error_message_no = 1;
+            break;
+        case 1:
+            error_message_no = 2;
+            break;
+        case 2:
+            error_message_no = 3;
+            break;
+        case 3:
+            error_message_no = 4;
+            break;
+        case 4:
+            error_message_no = 5;
+            break;
+    }
+
+    FUN_0200E3A0(PM_LCD_TOP, 0);
+    FUN_0200E3A0(PM_LCD_BOTTOM, 0);
+
+    OS_DisableIrqMask(OS_IE_V_BLANK);
+    OS_SetIrqFunction(OS_IE_V_BLANK, FUN_02033F50);
+    OS_EnableIrqMask(OS_IE_V_BLANK);
+
+    Main_SetVBlankIntrCB(NULL, NULL);
+    FUN_02015F34(NULL, NULL);
+
+    GX_DisableEngineALayers();
+    GX_DisableEngineBLayers();
+    reg_GX_DISPCNT &= ~REG_GX_DISPCNT_DISPLAY_MASK;
+    reg_GXS_DB_DISPCNT &= ~REG_GX_DISPCNT_DISPLAY_MASK;
+
+    SetKeyRepeatTimers(4, 8);
+
+    gMain.unk65 = 0;
+
+    GX_SwapDisplay();
+    reg_G2_BLDCNT = 0;
+    reg_G2S_DB_BLDCNT = 0;
+    reg_GX_DISPCNT &= ~(REG_GX_DISPCNT_OW_MASK | REG_GX_DISPCNT_W1_MASK | REG_GX_DISPCNT_W0_MASK);
+    reg_GXS_DB_DISPCNT &= ~(REG_GXS_DB_DISPCNT_OW_MASK | REG_GXS_DB_DISPCNT_W1_MASK | REG_GXS_DB_DISPCNT_W0_MASK);
+    GX_SetBanks(&sCommunicationErrorGraphicsBanks);
+
+    struct BgConfig* bg_config = BgConfig_Alloc(heap_id);
+
+    SetBothScreensModesAndDisable(&sCommunicationErrorGraphicsModes);
+
+    InitBgFromTemplate(bg_config, 0, &sCommunicationErrorBgTemplate, 0);
+    BgClearTilemapBufferAndCommit(bg_config, 0);
+    FUN_0200CB00(bg_config, GF_BG_LYR_MAIN_0, 0x01F7, 2, 0, heap_id);
+    FUN_02002ED0(GF_BG_LYR_MAIN_0, 0x20, heap_id);
+    BG_ClearCharDataRange(GF_BG_LYR_MAIN_0, 0x20, 0, heap_id);
+    BG_SetMaskColor(GF_BG_LYR_MAIN_0, 0x6C21);
+    BG_SetMaskColor(GF_BG_LYR_SUB_0, 0x6C21);
+
+    struct MsgData* error_message_data = NewMsgDataFromNarc(1, NARC_MSGDATA_MSG, NARC_msg_narc_0200_bin, heap_id);
+    struct String* error_message_str = String_ctor(384, heap_id);
+    struct String* tmp_str = String_ctor(384, heap_id);
+    FUN_0201BD5C();
+    struct ScrStrBufs* mgr = ScrStrBufs_new(heap_id);
+
+    AddWindow(bg_config, &window, &sCommunicationErrorWindowTemplate);
+    FillWindowPixelRect(&window, 0xF, 0, 0, 208, 144);
+    FUN_0200CCA4(&window, FALSE, 0x01F7, 2);
+
+    BufferIntegerAsString(mgr, 0, (s32)error_code, 5, 2, 1);
+    ReadMsgDataIntoString(error_message_data, error_message_no, tmp_str);
+    StringExpandPlaceholders(mgr, error_message_str, tmp_str);
+
+    AddTextPrinterParameterized(&window, 0, error_message_str, 0, 0, 0, NULL);
+    String_dtor(error_message_str);
+    // BUG: tmp_str is never destroyed.
+
+    GX_BothDispOn();
+    FUN_0200E394(PM_LCD_TOP);
+    FUN_0200E394(PM_LCD_BOTTOM);
+    FUN_0200A274(0, 0x3F, 3);
+
+    RemoveWindow(&window);
+    DestroyMsgData(error_message_data);
+    ScrStrBufs_delete(mgr);
+    FreeToHeap(bg_config);
+}
diff --git a/arm9/src/main.c b/arm9/src/main.c
index d1a60190..fb4f8707 100644
--- a/arm9/src/main.c
+++ b/arm9/src/main.c
@@ -5,6 +5,7 @@
 #include "CARD_backup.h"
 #include "CARD_pullOut.h"
 #include "CTRDG_common.h"
+#include "communication_error.h"
 #include "PAD_pad.h"
 #include "main.h"
 #include "game_init.h"
@@ -226,21 +227,19 @@ THUMB_FUNC void DoSoftReset(u32 parameter)
     } while (1);
 }
 
-extern void FUN_02033F70(int, int, int);
-
 THUMB_FUNC void FUN_02000F4C(u32 arg0, u32 arg1)
 {
     if (arg1 == 3)
     {
-        FUN_02033F70(0, 3, 0);
+        ShowCommunicationError(0, 3, 0);
     }
     else if (arg0 == 0)
     {
-        FUN_02033F70(0, 2, 0);
+        ShowCommunicationError(0, 2, 0);
     }
     else
     {
-        FUN_02033F70(0, 0, 0);
+        ShowCommunicationError(0, 0, 0);
     }
     FUN_02032DAC();
     while (1)
diff --git a/arm9/src/unk_02031734.c b/arm9/src/unk_02031734.c
index 7d3b4c03..e6a1514b 100644
--- a/arm9/src/unk_02031734.c
+++ b/arm9/src/unk_02031734.c
@@ -1,6 +1,7 @@
 #include "global.h"
 #include "unk_02031734.h"
 #include "MI_memory.h"
+#include "communication_error.h"
 #include "game_init.h"
 #include "heap.h"
 #include "player_data.h"
@@ -52,7 +53,6 @@ extern void MOD04_021DD6F0();
 extern s32 MOD04_021D76AC();
 extern MOD05_021D74E0(struct SaveBlock2 *sav2, u32 param1);
 extern void MOD04_021D83A8(void (*param0)(s32));
-extern void FUN_02033F70(int, int, int);
 extern void FUN_0200541C();
 
 THUMB_FUNC void FUN_02031734(struct SaveBlock2 *sav2, u8 param1)
@@ -2090,7 +2090,7 @@ THUMB_FUNC u8 FUN_020335B8()
 
 THUMB_FUNC void FUN_020335D0(s32 param0)
 {
-    FUN_02033F70(0, 1, param0);
+    ShowCommunicationError(0, 1, param0);
     while (TRUE)
     {
     }
@@ -2098,7 +2098,7 @@ THUMB_FUNC void FUN_020335D0(s32 param0)
 
 THUMB_FUNC void FUN_020335E0()
 {
-    FUN_02033F70(0, 4, 0);
+    ShowCommunicationError(0, 4, 0);
     while (TRUE)
     {
     }
diff --git a/include/communication_error.h b/include/communication_error.h
new file mode 100644
index 00000000..2e8ad1c7
--- /dev/null
+++ b/include/communication_error.h
@@ -0,0 +1,7 @@
+#ifndef POKEDIAMOND_COMMUNICATION_ERROR_H
+#define POKEDIAMOND_COMMUNICATION_ERROR_H
+
+void FUN_02033F50(void);
+void ShowCommunicationError(u32 heap_id, u32 error, u32 error_code);
+
+#endif