mirror of
https://github.com/0ldsk00l/nestopia.git
synced 2025-04-02 10:31:51 -04:00
87 lines
2.3 KiB
C++
87 lines
2.3 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 "NstBoardFujiya.hpp"
|
|
|
|
namespace Nes
|
|
{
|
|
namespace Core
|
|
{
|
|
namespace Boards
|
|
{
|
|
namespace Fujiya
|
|
{
|
|
#ifdef NST_MSVC_OPTIMIZE
|
|
#pragma optimize("s", on)
|
|
#endif
|
|
|
|
void Standard::SubReset(bool)
|
|
{
|
|
reg = 0x00;
|
|
|
|
Map( 0x6502U, &Standard::Poke_7000 );
|
|
Map( 0x7000U, &Standard::Poke_7000 );
|
|
Map( 0x7001U, &Standard::Peek_7001 );
|
|
Map( 0x7777U, &Standard::Peek_7001 );
|
|
}
|
|
|
|
void Standard::SubLoad(State::Loader& state,const dword baseChunk)
|
|
{
|
|
NST_VERIFY( baseChunk == (AsciiId<'F','U','A'>::V) );
|
|
|
|
if (baseChunk == AsciiId<'F','U','A'>::V)
|
|
{
|
|
while (const dword chunk = state.Begin())
|
|
{
|
|
if (chunk == AsciiId<'R','E','G'>::V)
|
|
reg = state.Read8() & 0x80;
|
|
|
|
state.End();
|
|
}
|
|
}
|
|
}
|
|
|
|
void Standard::SubSave(State::Saver& state) const
|
|
{
|
|
state.Begin( AsciiId<'F','U','A'>::V ).Begin( AsciiId<'R','E','G'>::V ).Write8( reg ).End().End();
|
|
}
|
|
|
|
#ifdef NST_MSVC_OPTIMIZE
|
|
#pragma optimize("", on)
|
|
#endif
|
|
|
|
NES_POKE_D(Standard,7000)
|
|
{
|
|
reg = data << 1 & 0x80;
|
|
}
|
|
|
|
NES_PEEK_A(Standard,7001)
|
|
{
|
|
return reg | (address >> 8 & 0x7F);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|