mirror of
https://github.com/0ldsk00l/nestopia.git
synced 2025-04-02 10:31:51 -04:00
113 lines
3 KiB
C++
113 lines
3 KiB
C++
////////////////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// 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 "NstBoardCamerica.hpp"
|
|
|
|
namespace Nes
|
|
{
|
|
namespace Core
|
|
{
|
|
namespace Boards
|
|
{
|
|
namespace Camerica
|
|
{
|
|
#ifdef NST_MSVC_OPTIMIZE
|
|
#pragma optimize("s", on)
|
|
#endif
|
|
|
|
void Bf9093::SubReset(bool)
|
|
{
|
|
Map( 0xC000U, 0xFFFFU, PRG_SWAP_16K_0 );
|
|
Map( 0x8000U, 0xBFFFU, &Bf9093::Poke_C000 );
|
|
}
|
|
|
|
void Bf9096::SubReset(bool)
|
|
{
|
|
Map( 0x8000U, 0xBFFFU, &Bf9096::Poke_8000 );
|
|
Map( 0xC000U, 0xFFFFU, &Bf9096::Poke_A000 );
|
|
}
|
|
|
|
void Bf9097::SubReset(const bool hard)
|
|
{
|
|
Bf9093::SubReset( hard );
|
|
|
|
Map( 0x8000U, 0x9FFFU, &Bf9097::Poke_8000 );
|
|
}
|
|
|
|
void GoldenFive::SubReset(const bool hard)
|
|
{
|
|
Map( 0x8000U, 0x9FFFU, &GoldenFive::Poke_8000 );
|
|
Map( 0xC000U, 0xFFFFU, &GoldenFive::Poke_C000 );
|
|
|
|
if (hard)
|
|
prg.SwapBank<SIZE_16K,0x4000>( 0x0F );
|
|
}
|
|
|
|
#ifdef NST_MSVC_OPTIMIZE
|
|
#pragma optimize("", on)
|
|
#endif
|
|
|
|
NES_POKE_D(Bf9093,C000)
|
|
{
|
|
prg.SwapBank<SIZE_16K,0x0000>( data );
|
|
}
|
|
|
|
void Bf9096::SwapBasePrg(uint base)
|
|
{
|
|
prg.SwapBanks<SIZE_16K,0x0000>( base | (prg.GetBank<SIZE_16K,0x0000>() & 0x3), base | 0x3 );
|
|
}
|
|
|
|
NES_POKE_D(Bf9096,8000)
|
|
{
|
|
SwapBasePrg( data >> 1 & 0xC );
|
|
}
|
|
|
|
NES_POKE_D(Bf9096,A000)
|
|
{
|
|
prg.SwapBank<SIZE_16K,0x0000>( (prg.GetBank<SIZE_16K,0x0000>() & 0xC) | (data & 0x3) );
|
|
}
|
|
|
|
NES_POKE_D(Bf9097,8000)
|
|
{
|
|
ppu.SetMirroring( (data & 0x10) ? Ppu::NMT_1 : Ppu::NMT_0 );
|
|
}
|
|
|
|
NES_POKE_D(GoldenFive,8000)
|
|
{
|
|
if (data & 0x8)
|
|
{
|
|
prg.SwapBank<SIZE_16K,0x0000>( (data << 4 & 0x70) | (prg.GetBank<SIZE_16K,0x0000>() & 0x0F) );
|
|
prg.SwapBank<SIZE_16K,0x4000>( (data << 4 & 0x70) | 0x0F );
|
|
}
|
|
}
|
|
|
|
NES_POKE_D(GoldenFive,C000)
|
|
{
|
|
prg.SwapBank<SIZE_16K,0x0000>( (prg.GetBank<SIZE_16K,0x0000>() & 0x70) | (data & 0x0F) );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|