Patent ID: 6122733
Filing Date: 2000-09-19
Classification: G06F

Abstract:
An apparatus comprising:a storage medium having stored therein a segmented basic input/output system (BIOS) divided among a plurality of segments within the storage medium, wherein the BIOS comprises a plurality of operational modes including:a normal mode,the normal mode including a verification function wherein the segmented BIOS analyzes the integrity of at least one segment of the BIOS and identifies whether the at least one segment is corrupted,an update mode, the update mode including a recovery function having a plurality of recovery levels, the recovery levels including:a blind recovery level wherein the BIOS executes a full reflash of all relevant segments of BIOS, anda precision recovery level wherein the BIOS reflashes only those BIOS segments previously identified by the BIOS as corrupted, anda configuration mode; anda processor, coupled to the storage medium, operative to execute the BIOS.