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Function 4404h          Receive Control Data from Block Device

    Reads control information of any length and format from a block
    device driver. The format of the information is device-specific
    and does not follow any standard.

        Entry   AX    = 4404h
                BL    = Drive number (0 = default, 1 = A, etc.)
                CX    = Number of bytes to read
                DS:DX = Address of data buffer

        Return  Buffer updated
                or
                AX = Error code, if CF is set
                     | 01h Invalid function
                     | 05h Access denied
                     | 06h Invalid handle
                     | 0Dh Invalid data