KonamiUltimateCollection.hh

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#ifndef KONAMIULTIMATECOLLECTION_HH
#define KONAMIULTIMATECOLLECTION_HH
 
#include "AmdFlash.hh"
#include "DACSound8U.hh"
#include "MSXRom.hh"
#include "RomBlockDebuggable.hh"
#include "SCC.hh"
 
#include <array>
 
namespace openmsx {
 
class KonamiUltimateCollection final : public MSXRom
{
public:
        KonamiUltimateCollection(const DeviceConfig& config, Rom&& rom);
 
        void powerUp(EmuTime::param time) override;
        void reset(EmuTime::param time) override;
        [[nodiscard]] byte peekMem(word address, EmuTime::param time) const override;
        [[nodiscard]] byte readMem(word address, EmuTime::param time) override;
        [[nodiscard]] const byte* getReadCacheLine(word address) const override;
        void writeMem(word address, byte value, EmuTime::param time) override;
        [[nodiscard]] byte* getWriteCacheLine(word address) override;
 
        template<typename Archive>
        void serialize(Archive& ar, unsigned version);
 
private:
        [[nodiscard]] bool isSCCAccess(word addr) const;
        [[nodiscard]] unsigned getFlashAddr(unsigned addr) const;
 
        [[nodiscard]] bool isKonamiSCCmode()         const { return (mapperReg & 0x20) == 0; }
        [[nodiscard]] bool isFlashRomWriteEnabled()  const { return (mapperReg & 0x10) != 0; }
        [[nodiscard]] bool isBank0Disabled()         const { return (mapperReg & 0x08) != 0; }
        [[nodiscard]] bool isMapperRegisterEnabled() const { return (mapperReg & 0x04) == 0; }
        [[nodiscard]] bool areBankRegsEnabled()      const { return (mapperReg & 0x02) == 0; }
 
private:
        struct Blocks final : RomBlockDebuggableBase {
                explicit Blocks(const KonamiUltimateCollection& device)
                        : RomBlockDebuggableBase(device) {}
                [[nodiscard]] unsigned readExt(unsigned address) override;
        } romBlockDebug;
 
        AmdFlash flash;
        SCC scc;
        DACSound8U dac;
 
        byte mapperReg;
        byte offsetReg;
        byte sccMode;
        std::array<byte, 4> bankRegs;
};
 
} // namespace openmsx
 
#endif