RomMatraInk.cc

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#include "RomMatraInk.hh"
#include "ranges.hh"
#include "serialize.hh"
#include <array>
 
namespace openmsx {
 
static constexpr auto sectorInfo = [] {
        // 2 * 64kB, fully writeable
        using Info = AmdFlash::SectorInfo;
        std::array<Info, 2> result = {};
        ranges::fill(result, Info{64 * 1024, false});
        return result;
}();
 
RomMatraInk::RomMatraInk(const DeviceConfig& config, Rom&& rom_)
        : MSXRom(config, std::move(rom_))
        , flash(rom, sectorInfo, 0x01A4,
                AmdFlash::Addressing::BITS_11, config,
                AmdFlash::Load::DONT)
{
        reset(EmuTime::dummy());
}
 
void RomMatraInk::reset(EmuTime::param /*time*/)
{
        flash.reset();
}
 
byte RomMatraInk::peekMem(word address, EmuTime::param /*time*/) const
{
        return flash.peek(address);
}
 
byte RomMatraInk::readMem(word address, EmuTime::param /*time*/)
{
        return flash.read(address);
}
 
void RomMatraInk::writeMem(word address, byte value, EmuTime::param /*time*/)
{
        flash.write(address + 0x10000, value);
}
 
const byte* RomMatraInk::getReadCacheLine(word address) const
{
        return flash.getReadCacheLine(address);
}
 
byte* RomMatraInk::getWriteCacheLine(word /*address*/) const
{
        return nullptr;
}
 
template<typename Archive>
void RomMatraInk::serialize(Archive& ar, unsigned /*version*/)
{
        // skip MSXRom base class
        ar.template serializeBase<MSXDevice>(*this);
 
        ar.serialize("flash", flash);
}
INSTANTIATE_SERIALIZE_METHODS(RomMatraInk);
REGISTER_MSXDEVICE(RomMatraInk, "RomMatraInk");
 
} // namespace openmsx