Backport UNIF: Add BMC-SA005-A board (Mapper 338)

Core/BmcSa005A.h

@@ -0,0 +1,29 @@
+#pragma once
+#include "stdafx.h"
+#include "BaseMapper.h"
+
+// INES Mapper 200 is similar but with the mirroring bit's meaning flipped, and the mirroring bit being also used as a fourth bank bit.
+
+class BmcSa005A : public BaseMapper
+{
+protected:
+	virtual uint16_t GetPRGPageSize() override { return 0x4000; }
+	virtual uint16_t GetCHRPageSize() override { return 0x2000; }
+
+	void InitMapper() override
+	{
+		SelectPRGPage(0, 0);
+		SelectPRGPage(1, 0);
+		SelectCHRPage(0, 0);
+	}
+
+	void WriteRegister(uint16_t addr, uint8_t value) override
+	{
+		uint8_t bank = addr & 0x0F;
+		SelectPRGPage(0, bank);
+		SelectPRGPage(1, bank);
+		SelectCHRPage(0, bank);
+
+		SetMirroringType(addr & 0x08 ? MirroringType::Vertical : MirroringType::Horizontal);
+	}
+};

Core/MapperFactory.cpp

@@ -43,6 +43,7 @@
 #include "BmcK3046.h"
 #include "BmcNtd03.h"
 #include "BmcS2009.h"
+#include "BmcSa005A.h"
 #include "BmcCtc09.h"
 #include "BnRom.h"
 #include "Bs5.h"
@@ -616,7 +617,7 @@ BaseMapper* MapperFactory::GetMapperFromID(RomData &romData)
 		case 335: return new BmcCtc09();
 		case 336: return new BmcK3046();
 		case 337: break; //CTC-12IN1
-		case 338: break; //SA005-A
+		case 338: return new BmcSa005A();
 		case 339: return new MMC3_BmcK3006();
 		case 340: return new BmcK3036();
 		case 341: break; //TJ-03

Core/UnifLoader.cpp

@@ -181,4 +181,5 @@ std::unordered_map<string, int> UnifLoader::_boardMappings = std::unordered_map<
 	{ "K-3033", 322 },
 	{ "K-3036", 340 },
 	{ "L6IN1", 345 },
+	{ "SA005-A", 338 },
 };