INT 15 - SYSTEM - POINTING DEVICE BIOS INTERFACE (PS) - INITIALIZE
        AX = C205h
        BH = data package size (1 - 8 bytes)
Return: CF set on error
            AH = status (see AX=C200h)
Note:   the pointing device is set as follows: disabled, 100 Hz sample rate,
          resolution 4 counts/mm, scaling 1:1
SeeAlso: AX=C201h

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