| 主权项 |
1. A method of enabling a computer to provide output to a display over a Universal Serial Bus (USB) general-purpose data transmission medium, the method comprising:
providing a plurality of display interface components, each display interface component adapted to receive display data and transmit the display data via the general-purpose data transmission medium for output to the display, each display interface component associated with a different respective stage of operation of the computer, wherein at least a first display interface component comprises a pre-Operating System (OS) display interface component, and at least a second display interface component comprises an OS display interface component configured to interface with the OS of the computer; and configuring the computer to use a respective one of the display interface components during each of a plurality of distinct operational stages of the computer, wherein the first display interface component is used at a pre-OS stage of operation prior to booting of an OS and the second display interface component is used at a stage of operation when the OS of the computer has been booted, wherein operation of the computer is under control of firmware during the pre-OS stage, the method comprising configuring the firmware to use the pre-OS display interface component for outputting display data. |
