Patent ID: 9696771
Date: 2017-07-04
CPC Classifications: G06F,Y02D

Claim:
1. A method comprising: determining to switch from a selected low-power core among a plurality of low-power cores to a high-performance core among a plurality of high-performance cores; counting a number of high-performance cores that are operating among the plurality of high-performance cores; determining a maximum operating frequency of the plurality of high-performance cores based on the counted number; and switching from the selected low-power core to a selected high-performance core of the plurality of high-performance cores based on the determined maximum operating frequency, wherein the switching from the selected low-power core to the selected high-performance core comprises: storing context of the selected low-power core in a memory; powering on the selected high-performance core; powering on an L2 cache of the selected high-performance core; loading the context of the selected low-power core from the memory to the selected high-performance core; and powering off the selected low-power core.