format_settings = {
    'BytesPerSector': 0x200, # 512
    'SectorPerClustor': 0x1, # 1
    'ReservedSectors': 200 , # 100 kb
    'NumberOfFATs': 0x2,
    'RootEntires': 0x200,
    'VolumeName': 'xOSHD',
    'filename': 'one.img'
}