Patent ID: 6697033
Filing Date: 2004-02-24
Classification: G09G

Abstract:
A method for connecting a display device to a computer system during operation of the system, comprising the steps of:a) setting initially a run time EDID (Extended Display Identification Data) flag to a first value indicating no run time EDID required; b) checking for a change to a new display device in the computer system; c) if no change to a new display device is detected, checking the run time EDID flag and if the run time EDID flag indicates that no run time EDID is required, reading an EDID from a video BIOS on a graphics adapter in the computer system, and going to step e), and if the run time EDID flag indicates that a run time EDID is required, reading an EDID from a video memory on a graphics adapter in the computer system, and going to step e); d) if a change to a new display device is detected, setting the run time EDID flag to a second value, downloading an EDID from the new display device to a video memory on the graphics adapter in the computer system, reading the EDID from the video memory of the graphics adapter in the computer system and going to step e); and e) configuring the computer system for the new display device using the EDID.