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