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In modern laptop, desktop PC, BIOS play an important role before operating system and

driver manage the platform hardware. CPU run BIOS code to initialize HW component. When HW

component malfunction, BIOS might not be capable to recovery itself nor re‐configure the platform

to a simple/safe state. This disclosure shows a method to use embedded controller to turn off

malfunction hardware component so CPU can run BIOS POST procedure successfully in next CPU

reset. This disclosure also provides a new POST strategy to bypass initialize device which failed to

initialize in last boot.

Creative Commons License

Creative Commons License
This work is licensed under a Creative Commons Attribution-Share Alike 4.0 License.