| 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. |