Power management circuit, power management method and power management program for controlling power supplied to functional blocks in integrated circuits

摘要

A power management circuit has a resource management unit which performs a use management of a functional block in an integrated circuit, and a power management unit which transmits a power control request to a power control device which controls power of the functional block for each domain. The power control request designates the domain and the power control content for the domain. The power management unit executes a use prohibition process prohibiting the use of the functional block belonging to the domain, by using the resource management unit, before transmitting the power control request to the power control device, in accordance with a type of the functional block belonging to the domain and the power control content.