Patent ID: 6807629
Filing Date: 2004-10-19
Classification: G06F

Abstract:
A computer comprising:a processor; a main memory connected to the processor; a graphics memory controller hub (GMCH) connected to the processor and main memory for generating graphics data and control signals, the GMCH being further connected to an input/output controller hub (ICH) that includes a universal serial bus (USB) controller connected to a USB port having a connector, a general purpose input/output (GPIO) port and a PCI controller, the ICH being further connected to a ROM BIOS; means for determining whether the USB port has been disabled; means for disabling the USB port if necessary; a display device for displaying POST 80h codes generated during a boot up sequence of the computer, the POST 80h codes being output via the USB port of the computer; and the connection between the USB controller and USB port being used to communicate the POST 80h codes to a non-USB device so that the USB port does not need to be initialized until late in the boot up sequence.