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This list was moved many years ago. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://msgid.link/20240503121012.3ba5000b@canb.auug.org.au
19 lines
718 B
Plaintext
19 lines
718 B
Plaintext
What: /sys/firmware/opal/psr
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Date: August 2017
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Contact: Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
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Description: Power-Shift-Ratio directory for Powernv P9 servers
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Power-Shift-Ratio allows to provide hints the firmware
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to shift/throttle power between different entities in
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the system. Each attribute in this directory indicates
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a settable PSR.
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What: /sys/firmware/opal/psr/cpu_to_gpu_X
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Date: August 2017
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Contact: Linux for PowerPC mailing list <linuxppc-dev@lists.ozlabs.org>
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Description: PSR sysfs attributes for Powernv P9 servers
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Power-Shift-Ratio between CPU and GPU for a given chip
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with chip-id X. This file gives the ratio (0-100)
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which is used by OCC for power-capping.
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