113 lines
4.2 KiB
C++
113 lines
4.2 KiB
C++
/***************************************************************************
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* Copyright (C) 2007-2010 by Sindre Aamås *
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* aamas@stud.ntnu.no *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License version 2 as *
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* published by the Free Software Foundation. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License version 2 for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* version 2 along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifndef CARTRIDGE_H
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#define CARTRIDGE_H
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#include "memptrs.h"
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#include "rtc.h"
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#include "savestate.h"
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#include <memory>
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#include <string>
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#include <vector>
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#include "newstate.h"
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namespace gambatte {
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//DOOM
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//enum eAddressMappingType
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//{
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// eAddressMappingType_ROM,
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// eAddressMappingType_RAM
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//};
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//
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//struct AddressMapping
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//{
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// int32_t address;
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// eAddressMappingType type;
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//};
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class Mbc {
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public:
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virtual ~Mbc() {}
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virtual void romWrite(unsigned P, unsigned data) = 0;
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virtual void loadState(const SaveState::Mem &ss) = 0;
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virtual bool isAddressWithinAreaRombankCanBeMappedTo(unsigned address, unsigned rombank) const = 0;
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//virtual void mapAddress(AddressMapping* mapping, unsigned address) const = 0; //DOOM
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template<bool isReader>void SyncState(NewState *ns)
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{
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// can't have virtual templates, so..
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SyncState(ns, isReader);
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}
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virtual void SyncState(NewState *ns, bool isReader) = 0;
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};
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class Cartridge {
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MemPtrs memptrs;
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Rtc rtc;
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std::auto_ptr<Mbc> mbc;
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public:
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void setStatePtrs(SaveState &);
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void loadState(const SaveState &);
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bool loaded() const { return mbc.get(); }
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const unsigned char * rmem(unsigned area) const { return memptrs.rmem(area); }
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unsigned char * wmem(unsigned area) const { return memptrs.wmem(area); }
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unsigned char * vramdata() const { return memptrs.vramdata(); }
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unsigned char * romdata(unsigned area) const { return memptrs.romdata(area); }
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unsigned char * wramdata(unsigned area) const { return memptrs.wramdata(area); }
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const unsigned char * rdisabledRam() const { return memptrs.rdisabledRam(); }
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const unsigned char * rsrambankptr() const { return memptrs.rsrambankptr(); }
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unsigned char * wsrambankptr() const { return memptrs.wsrambankptr(); }
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unsigned char * vrambankptr() const { return memptrs.vrambankptr(); }
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OamDmaSrc oamDmaSrc() const { return memptrs.oamDmaSrc(); }
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void setVrambank(unsigned bank) { memptrs.setVrambank(bank); }
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void setWrambank(unsigned bank) { memptrs.setWrambank(bank); }
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void setOamDmaSrc(OamDmaSrc oamDmaSrc) { memptrs.setOamDmaSrc(oamDmaSrc); }
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void mbcWrite(unsigned addr, unsigned data) { mbc->romWrite(addr, data); }
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bool isCgb() const { return gambatte::isCgb(memptrs); }
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void rtcWrite(unsigned data) { rtc.write(data); }
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unsigned char rtcRead() const { return *rtc.getActive(); }
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void loadSavedata(const char *data);
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int saveSavedataLength();
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void saveSavedata(char *dest);
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bool getMemoryArea(int which, unsigned char **data, int *length) const;
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int loadROM(const char *romfiledata, unsigned romfilelength, bool forceDmg, bool multicartCompat);
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const char * romTitle() const { return reinterpret_cast<const char *>(memptrs.romdata() + 0x134); }
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void setRTCCallback(std::uint32_t (*callback)()) {
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rtc.setRTCCallback(callback);
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}
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template<bool isReader>void SyncState(NewState *ns);
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};
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}
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#endif
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