;TUOX Boot Record
boot_record  struc
    Jump                db      3 DUP (?)
    VersionID           db      'TUOX1.01'  ; Company and version
    BytesPerSec         dw      ?       ; 512B per sector
                        db      ?       ; Unused
    StartImageSecs      dw      ?       ; Start sector of 1st free space
    LoaderSize          db      ?       ; Size of LOADER in sectors
    SizeImageSecs       dw      ?       ; Image size in sectors
    TotalSectors        dw      ?       ; Total sector number on the disk
    FormatID            db      ?       ; F0 = HD 1,44M (same as 1st byte in FAT)
    LoaderDataSec       dw      ?       ; First sector of LOADER
    SectorsPerCyl       dw      ?       ; Sectors per track (cylinder)
    Sides               dw      ?       ; Diskette -> 2 sides
                        dw      ?       ; Unused
                        dw      ?       ; Unused
                        dd      ?       ; Unused
    DriveNo             db      0       ; 0 = floppy
                        db      ?       ; Unused
                        db      ?       ; Unused
    VolumeSerialNo      db      1,0,1,0 ; Volume serial number 0001-0001
    VolumeLabel         db      'TUOXsysdisk'   ; Volume label (max. 11 chars)
                        db      8 dup (?)     ; 8 bytes


; Boot record end (total 62 bytes)

boot_record  ends