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1What: /sys/firmware/opal/powercap2Date: August 20173Contact: Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>4Description: Powercap directory for Powernv (P8, P9) servers5 6 Each folder in this directory contains a7 power-cappable component.8 9What: /sys/firmware/opal/powercap/system-powercap10 /sys/firmware/opal/powercap/system-powercap/powercap-min11 /sys/firmware/opal/powercap/system-powercap/powercap-max12 /sys/firmware/opal/powercap/system-powercap/powercap-current13Date: August 201714Contact: Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>15Description: System powercap directory and attributes applicable for16 Powernv (P8, P9) servers17 18 This directory provides powercap information. It19 contains below sysfs attributes:20 21 - powercap-min : This file provides the minimum22 possible powercap in Watt units23 24 - powercap-max : This file provides the maximum25 possible powercap in Watt units26 27 - powercap-current : This file provides the current28 powercap set on the system. Writing to this file29 creates a request for setting a new-powercap. The30 powercap requested must be between powercap-min31 and powercap-max.32