RomPlayBall.cc

Go to the documentation of this file.

#include "RomPlayBall.hh"
#include "CacheLine.hh"
#include "FileOperations.hh"
#include "serialize.hh"
 
namespace openmsx {
 
RomPlayBall::RomPlayBall(const DeviceConfig& config, Rom&& rom_)
        : Rom16kBBlocks(config, std::move(rom_))
        , samplePlayer(
                "Playball-DAC", "Sony Playball's DAC", config,
                strCat(FileOperations::stripExtension(rom.getFilename()), '_'),
                15, "playball/playball_")
{
        setUnmapped(0);
        setRom(1, 0);
        setRom(2, 1);
        invalidateDeviceRCache(0xBFFF & CacheLine::HIGH, CacheLine::SIZE);
        setUnmapped(3);
 
        reset(EmuTime::dummy());
}
 
void RomPlayBall::reset(EmuTime::param /*time*/)
{
        samplePlayer.reset();
}
 
byte RomPlayBall::peekMem(word address, EmuTime::param time) const
{
        if (address == 0xBFFF) {
                return samplePlayer.isPlaying() ? 0xFE : 0xFF;
        } else {
                return Rom16kBBlocks::peekMem(address, time);
        }
}
 
byte RomPlayBall::readMem(word address, EmuTime::param time)
{
        return RomPlayBall::peekMem(address, time);
}
 
const byte* RomPlayBall::getReadCacheLine(word address) const
{
        if ((address & CacheLine::HIGH) == (0xBFFF & CacheLine::HIGH)) {
                return nullptr;
        } else {
                return Rom16kBBlocks::getReadCacheLine(address);
        }
}
 
void RomPlayBall::writeMem(word address, byte value, EmuTime::param /*time*/)
{
        if (address == 0xBFFF) {
                if ((value <= 14) && !samplePlayer.isPlaying()) {
                        samplePlayer.play(value);
                }
        }
}
 
byte* RomPlayBall::getWriteCacheLine(word address)
{
        if ((address & CacheLine::HIGH) == (0xBFFF & CacheLine::HIGH)) {
                return nullptr;
        } else {
                return unmappedWrite.data();
        }
}
 
template<typename Archive>
void RomPlayBall::serialize(Archive& ar, unsigned /*version*/)
{
        ar.template serializeBase<Rom16kBBlocks>(*this);
        ar.serialize("SamplePlayer", samplePlayer);
}
INSTANTIATE_SERIALIZE_METHODS(RomPlayBall);
REGISTER_MSXDEVICE(RomPlayBall, "RomPlayBall");
 
} // namespace openmsx