Height (ULONG) - input

      The height of the character cell in pels.

    Width (ULONG) - input

      The width of the character cell in pels.

    hvps (HVIO) - input

      VIO presentation-space handle.

      This is either 0 to indicate the default VIO session or a value returned by apiref refid='viocrps' form='textonly'..

    rc (APIRET) - returns

      Return code.

      VioSetDeviceCellSize returns one of the following values:

    • NO_ERROR 421
        ERROR_VIO_INVALID_PARMS
      436
        ERROR_VIO_INVALID_HANDLE

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