Int 10 Fn 11  - Video - Realtek Rtvga - Text-mode Character Generator Fun  [V]

   AH = 11h
   AL = 07h load user-specified paterns and recalculate mode parms
        parameters are the same as for AL = 10h
   AL = 08h load monochrome patterns (8x14) and recalculate mode parms
        parameters are the same as for AL = 11h
   AL = 09h load ROM 8 by 8 double-dot patterns and recalculate mode parms
        parameters are the same as for AL = 12h
   AL = 0Bh load ROM 8x16 character set (VGA) and recalculate mode parms
        parameters are the same as for AL = 14h

Note:  these functions should only be called under the same conditions as
     AL=1xh (see entry above)

See Also: AH=11h