struct MegaDriveCartridge {
  MegaDriveCartridge(string location, uint8_t* data, uint size);

  string manifest;

//private:
  struct Information {
  } information;
};

MegaDriveCartridge::MegaDriveCartridge(string location, uint8_t* data, uint size) {
  if(size < 0x200) return;

  uint32_t ramFrom = 0;
  ramFrom |= data[0x01b4] << 24;
  ramFrom |= data[0x01b5] << 16;
  ramFrom |= data[0x01b6] <<  8;
  ramFrom |= data[0x01b7] <<  0;
  ramFrom &= ~1;  //for some reason, most games specify 00200001 as RAM start offset

  uint32_t ramTo = 0;
  ramTo |= data[0x01b8] << 24;
  ramTo |= data[0x01b9] << 16;
  ramTo |= data[0x01ba] <<  8;
  ramTo |= data[0x01bb] <<  0;

  uint32_t ramSize = ramTo - ramFrom;
  if(ramSize > 0x020000) ramSize = 0;  //sanity check
  ramSize = bit::round(ramSize);

  manifest.append("board\n");
  manifest.append("  rom name=program.rom size=0x", hex(size), "\n");
  if(ramSize)
  manifest.append("  ram name=save.ram size=0x", hex(ramSize), " offset=0x", hex(ramFrom), "\n");
  manifest.append("\n");
  manifest.append("information\n");
  manifest.append("  title: ", Location::prefix(location), "\n");
  manifest.append("\n");
  manifest.append("note: heuristically generated by icarus\n");
}