Patent ID: 7313684
Filing Date: 2007-12-25
Classification: G06F

Abstract:
1. A method of booting a computer system having at least one central processing unit, a loadable operating system, and a system working memory configured to receive a working operating system to a level where the loadable operating system is fully loaded, the method comprising the steps of: providing a memory image of desired contents of the system working memory, storing the memory image in non-volatile reprogrammable memory, and upon the system being required to boot, loading the memory image from the non-volatile reprogrammable memory into the system working memory using a loader, during the loading the loader (i) recognizing changed hardware in the computer system incompatible with portions of the memory image relating to changed hardware, (ii) processing initialization for the changed hardware, and (iii) proceeding to load remaining unaffected portions of the memory image to boot the computer system to an operable state.