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     The following describes the Video Parameter Table format:
 
     Offset     Type      Description
 
     00h        array     Register values (modes 0 and 1)
     10h        array     Register values (modes 2 and 3)
     20h        array     Register values (modes 4, 5, and 6)
     30h        array     Register values (mode 7)
     40h        word      Buffer page length (modes 0 and 1)
     42h        word      Buffer page length (modes 2 and 3)
     44h        word      Buffer length (modes 4 and 5)
     46h        word      Buffer length (mode 6)
     48h        array     Number of display columns (modes 0-7)
     50h        array     Values for Display Control Register
                          (modes 0-7)
                                    -♦-