////////////////////////////////////////////////////////////////////////////////////////
//
// Nestopia - NES/Famicom emulator written in C++
//
// Copyright (C) 2003-2008 Martin Freij
//
// This file is part of Nestopia.
//
// Nestopia is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// Nestopia is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Nestopia; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
////////////////////////////////////////////////////////////////////////////////////////

#include "NstBoard.hpp"
#include "NstBoardBtlAx5705.hpp"

namespace Nes
{
	namespace Core
	{
		namespace Boards
		{
			namespace Btl
			{
				#ifdef NST_MSVC_OPTIMIZE
				#pragma optimize("s", on)
				#endif

				void Ax5705::SubReset(bool)
				{
					for (uint i=0x0000; i < 0x1000; i += 0x10)
					{
						Map( i + 0x8000, &Ax5705::Poke_8000 );
						Map( i + 0x8008, NMT_SWAP_HV        );
						Map( i + 0xA000, &Ax5705::Poke_8000 );
						Map( i + 0xA008, &Ax5705::Poke_A008 );
						Map( i + 0xA009, &Ax5705::Poke_A009 );
						Map( i + 0xA00A, &Ax5705::Poke_A00A );
						Map( i + 0xA00B, &Ax5705::Poke_A00B );
						Map( i + 0xC000, &Ax5705::Poke_C000 );
						Map( i + 0xC001, &Ax5705::Poke_C001 );
						Map( i + 0xC002, &Ax5705::Poke_C002 );
						Map( i + 0xC003, &Ax5705::Poke_C003 );
						Map( i + 0xC008, &Ax5705::Poke_C008 );
						Map( i + 0xC009, &Ax5705::Poke_C009 );
						Map( i + 0xC00A, &Ax5705::Poke_C00A );
						Map( i + 0xC00B, &Ax5705::Poke_C00B );
						Map( i + 0xE000, &Ax5705::Poke_E000 );
						Map( i + 0xE001, &Ax5705::Poke_E001 );
						Map( i + 0xE002, &Ax5705::Poke_E002 );
						Map( i + 0xE003, &Ax5705::Poke_E003 );
					}
				}

				#ifdef NST_MSVC_OPTIMIZE
				#pragma optimize("", on)
				#endif

				NES_POKE_AD(Ax5705,8000)
				{
					prg.SwapBank<SIZE_8K>( address & 0x2000, (data << 2 & 0x8) | (data & 0x5) | (data >> 2 & 0x2) );
				}

				void Ax5705::SwapChr(uint address,uint data) const
				{
					ppu.Update();
					chr.SwapBank<SIZE_1K>( address, data );
				}

				void Ax5705::SwapChrLo(uint address,uint data) const
				{
					SwapChr( address, (data & 0x0F) | (chr.GetBank<SIZE_1K>(address) & 0xF0) );
				}

				void Ax5705::SwapChrHi(uint address,uint data) const
				{
					SwapChr( address, (chr.GetBank<SIZE_1K>(address) & 0x0F) | (data << 3 & 0x20) | (data << 5 & 0x40) | (data << 4 & 0x90) );
				}

				NES_POKE_D(Ax5705,A008) { SwapChrLo( 0x0000, data ); }
				NES_POKE_D(Ax5705,A009) { SwapChrHi( 0x0000, data ); }
				NES_POKE_D(Ax5705,A00A) { SwapChrLo( 0x0400, data ); }
				NES_POKE_D(Ax5705,A00B) { SwapChrHi( 0x0400, data ); }
				NES_POKE_D(Ax5705,C000) { SwapChrLo( 0x0800, data ); }
				NES_POKE_D(Ax5705,C001) { SwapChrHi( 0x0800, data ); }
				NES_POKE_D(Ax5705,C002) { SwapChrLo( 0x0C00, data ); }
				NES_POKE_D(Ax5705,C003) { SwapChrHi( 0x0C00, data ); }
				NES_POKE_D(Ax5705,C008) { SwapChrLo( 0x1000, data ); }
				NES_POKE_D(Ax5705,C009) { SwapChrHi( 0x1000, data ); }
				NES_POKE_D(Ax5705,C00A) { SwapChrLo( 0x1400, data ); }
				NES_POKE_D(Ax5705,C00B) { SwapChrHi( 0x1400, data ); }
				NES_POKE_D(Ax5705,E000) { SwapChrLo( 0x1800, data ); }
				NES_POKE_D(Ax5705,E001) { SwapChrHi( 0x1800, data ); }
				NES_POKE_D(Ax5705,E002) { SwapChrLo( 0x1C00, data ); }
				NES_POKE_D(Ax5705,E003) { SwapChrHi( 0x1C00, data ); }
			}
		}
	}
}