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System and method for controlling physical resources allocated to a virtual terminal

  • US 5,029,077 A
  • Filed: 09/07/1988
  • Issued: 07/02/1991
  • Est. Priority Date: 01/17/1986
  • Status: Expired due to Fees
First Claim
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1. A data processing system having at least one display device for displaying output from an application running on said data processing system, said system comprising:

  • means for selecting, by said application, between a first mode and a second mode for routing output from said application to said display device;

    means for routing at least one command to display from said application through an operating system to said display device during said selected first mode for displaying output from said application;

    means for routing, during said selected second mode, display data from the application directly to the display device, thereby enabling data to be transferred from said application to said display device with a single operation; and

    a buffer, included within said means for routing, for storing input data from an at least one input device, wherein said application accesses said buffer and outputs said input data directly to said at least one display device.

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