From d44c8f78088e80495626dbac921b4f388ae42b89 Mon Sep 17 00:00:00 2001
From: Souryo <mesenemu@gmail.com>
Date: Sat, 18 Feb 2017 12:48:06 -0500
Subject: [PATCH] Mapper 190 support (Magic Kid GooGoo)

---
 Core/Core.vcxproj         |  1 +
 Core/Core.vcxproj.filters |  3 +++
 Core/MagicKidGooGoo.h     | 29 +++++++++++++++++++++++++++++
 Core/MapperFactory.cpp    |  2 ++
 4 files changed, 35 insertions(+)
 create mode 100644 Core/MagicKidGooGoo.h

diff --git a/Core/Core.vcxproj b/Core/Core.vcxproj
index 59eb2e4e..dde6b3fd 100644
--- a/Core/Core.vcxproj
+++ b/Core/Core.vcxproj
@@ -440,6 +440,7 @@
     <ClInclude Include="DebugBreakHelper.h" />
     <ClInclude Include="DebuggerTypes.h" />
     <ClInclude Include="LabelManager.h" />
+    <ClInclude Include="MagicKidGooGoo.h" />
     <ClInclude Include="MemoryAccessCounter.h" />
     <ClInclude Include="MemoryDumper.h" />
     <ClInclude Include="DebugState.h" />
diff --git a/Core/Core.vcxproj.filters b/Core/Core.vcxproj.filters
index 9bbb920a..ada49cfa 100644
--- a/Core/Core.vcxproj.filters
+++ b/Core/Core.vcxproj.filters
@@ -1111,6 +1111,9 @@
     <ClInclude Include="AviRecorder.h">
       <Filter>Misc</Filter>
     </ClInclude>
+    <ClInclude Include="MagicKidGooGoo.h">
+      <Filter>Nes\Mappers</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="stdafx.cpp">
diff --git a/Core/MagicKidGooGoo.h b/Core/MagicKidGooGoo.h
new file mode 100644
index 00000000..c005723a
--- /dev/null
+++ b/Core/MagicKidGooGoo.h
@@ -0,0 +1,29 @@
+#pragma once
+#include "stdafx.h"
+#include "BaseMapper.h"
+
+class MagicKidGooGoo : public BaseMapper
+{
+protected:
+	virtual uint16_t GetPRGPageSize() override { return 0x4000; }
+	virtual uint16_t GetCHRPageSize() override { return 0x800; }
+
+	void InitMapper() override
+	{
+		SelectPRGPage(0, 0);
+		SelectPRGPage(1, 0);
+		SelectChrPage4x(0, 0);
+		SetMirroringType(MirroringType::Vertical);
+	}
+
+	void WriteRegister(uint16_t addr, uint8_t value) override
+	{
+		if(addr >= 0x8000 && addr <= 0x9FFF) {
+			SelectPRGPage(0, value & 0x07);
+		} else if(addr >= 0xC000 && addr <= 0xDFFF) {
+			SelectPRGPage(0, (value & 0x07) | 0x08);
+		} else if((addr & 0xA000) == 0xA000) {
+			SelectCHRPage(addr & 0x03, value);
+		}
+	}
+};
\ No newline at end of file
diff --git a/Core/MapperFactory.cpp b/Core/MapperFactory.cpp
index b93d2e10..d7fa8679 100644
--- a/Core/MapperFactory.cpp
+++ b/Core/MapperFactory.cpp
@@ -70,6 +70,7 @@
 #include "Lh10.h"
 #include "Lh32.h"
 #include "Malee.h"
+#include "MagicKidGooGoo.h"
 #include "Mapper15.h"
 #include "Mapper35.h"
 #include "Mapper40.h"
@@ -429,6 +430,7 @@ BaseMapper* MapperFactory::GetMapperFromID(RomData &romData)
 		case 187: return new MMC3_187();
 		case 188: return new BandaiKaraoke();
 		case 189: return new MMC3_189();
+		case 190: return new MagicKidGooGoo();
 		case 191: return new MMC3_ChrRam(0x80, 0xFF, 2);
 		case 192: return new MMC3_ChrRam(0x08, 0x0B, 4);
 		case 193: return new NtdecTc112();