What: /sys/firmware/opal/powercap Date: August 2017 Contact: Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org> Description: Powercap directory for Powernv (P8, P9) servers Each folder in this directory contains a power-cappable component. What: /sys/firmware/opal/powercap/system-powercap /sys/firmware/opal/powercap/system-powercap/powercap-min /sys/firmware/opal/powercap/system-powercap/powercap-max /sys/firmware/opal/powercap/system-powercap/powercap-current Date: August 2017 Contact: Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org> Description: System powercap directory and attributes applicable for Powernv (P8, P9) servers This directory provides powercap information. It contains below sysfs attributes: - powercap-min : This file provides the minimum possible powercap in Watt units - powercap-max : This file provides the maximum possible powercap in Watt units - powercap-current : This file provides the current powercap set on the system. Writing to this file creates a request for setting a new-powercap. The powercap requested must be between powercap-min and powercap-max.