MSXMemoryMapper.cc

Go to the documentation of this file.

#include "MSXMemoryMapper.hh"
#include "serialize.hh"

namespace openmsx {

MSXMemoryMapper::MSXMemoryMapper(const DeviceConfig& config)
        : MSXMemoryMapperBase(config)
{
}

void MSXMemoryMapper::writeIO(word port, byte value, EmuTime::param time)
{
        MSXMemoryMapperBase::writeIOImpl(port, value, time);
        byte page = port & 3;
        if (byte* data = checkedRam.getRWCacheLines(segmentOffset(page), 0x4000)) {
                fillDeviceRWCache(page * 0x4000, 0x4000, data);
        } else {
                invalidateDeviceRWCache(page * 0x4000, 0x4000);
        }
}

template<typename Archive>
void MSXMemoryMapper::serialize(Archive& ar, unsigned version)
{
        // use serializeInlinedBase instead of serializeBase for bw-compat savestates
        ar.template serializeInlinedBase<MSXMemoryMapperBase>(*this, version);
}

INSTANTIATE_SERIALIZE_METHODS(MSXMemoryMapper);
REGISTER_MSXDEVICE(MSXMemoryMapper, "MemoryMapper");

} // namespace openmsx