Patent ID: 8271817

Claim:
An information handling system comprising: a processing system configured to operate using a power system configured to power a shared resource of the processing system and a non-shared resource of the processing system, and to disable the non-shared resource during a reduced operating state of the processing system; a low-power processing system configured to access the shared resource of the processing system during operation of the low-power processing system, wherein the operation of the low-power processing system is separate from the operation of the processing system; and a chipset including a processor of the processing system and operable to be enabled during operation of the processing system, wherein the processor is configured to be disabled during operation of the low-power processing system, wherein the power system is further configured to enable a power rail of a first power subsystem and a power rail of a second power subsystem in response to an operating state of the processing system and operating state of the low-power processing system.