From d84e1e2a3573c7dc7d567b5b034c55611fe72ecb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9mi=20Calixte?= <remicalixte.rmc@gmail.com>
Date: Wed, 24 Mar 2021 19:41:23 +0100
Subject: decomp start of unk_02016B94.s

---
 arm9/src/unk_02016B94_c.c | 111 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 arm9/src/unk_02016B94_c.c

(limited to 'arm9/src')

diff --git a/arm9/src/unk_02016B94_c.c b/arm9/src/unk_02016B94_c.c
new file mode 100644
index 00000000..c8fa991c
--- /dev/null
+++ b/arm9/src/unk_02016B94_c.c
@@ -0,0 +1,111 @@
+#include "global.h"
+#include "GX_layers.h"
+#include "gx.h"
+#include "heap.h"
+
+extern void FUN_020192D4();
+extern void FUN_02019358();
+
+extern void FUN_020195D0();
+extern void FUN_0201960C();
+
+extern void FUN_020195A8();
+extern void FUN_020195E4();
+
+extern void FUN_020194C8();
+extern void FUN_0201951C();
+
+extern void FUN_0201949C();
+extern void FUN_020194E0();
+
+extern void FUN_020193B4();
+extern void FUN_02019444();
+
+const u8 UNK_020EDB30[8] = {
+    0x10,
+    0x20,
+    0x20,
+    0x20,
+    0x20,
+    0x20,
+    0x00,
+    0x00,
+};
+
+void (*const UNK_020EDB5C[])() = {
+    FUN_020194C8,
+    FUN_0201951C,
+    FUN_020194C8,
+};
+
+void (*const UNK_020EDB50[])() = {
+    FUN_020195A8,
+    FUN_020195E4,
+    FUN_020195A8,
+};
+
+void (*const UNK_020EDB44[])() = {
+    FUN_020195D0,
+    FUN_0201960C,
+    FUN_020195D0,
+};
+
+void (*const UNK_020EDB38[])() = {
+    FUN_020192D4,
+    FUN_02019358,
+    FUN_020192D4,
+};
+
+void (*const UNK_020EDB68[])() = {
+    FUN_0201949C,
+    FUN_020194E0,
+    FUN_0201949C,
+};
+
+void (*const UNK_020EDB74[])() = {
+    FUN_020193B4,
+    FUN_02019444,
+    FUN_020193B4,
+};
+
+
+THUMB_FUNC void *FUN_02016B94(u32 heap_id)
+{
+    void *ptr = AllocFromHeap(heap_id, 0x5a << 2);
+    memset(ptr, 0, 0x5a << 2);
+    *(u32 *)ptr = heap_id;
+    *(u16 *)(ptr + 4) = 0;
+    *(u16 *)(ptr + 6) = 0;
+
+    return ptr;
+}
+
+THUMB_FUNC u32 FUN_02016BB8(u32 *param0)
+{
+    return *param0;
+}
+
+THUMB_FUNC void FUN_02016BBC(u32 *param0)
+{
+    GX_SetGraphicsMode(param0[0], param0[1], param0[3]);
+    GXS_SetGraphicsMode(param0[2]);
+    reg_GX_DISPCNT &= 0xC7FFFFFF;
+    reg_GX_DISPCNT &= 0xF8FFFFFF;
+
+    GX_DisableEngineALayers();
+    GX_DisableEngineBLayers();
+}
+
+THUMB_FUNC void FUN_02016BF4(u32 *param0, u32 param1)
+{
+    if (param1 == 0)
+    {
+        GX_SetGraphicsMode(param0[0], param0[1], param0[3]);
+        GX_DisableEngineALayers();
+    }
+    else
+    {
+        GXS_SetGraphicsMode(param0[2]);
+        GX_DisableEngineBLayers();
+    }
+}
-- 
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