Memory rapl, Ktqm87/mitx users guide – Kontron KTQM87-mITX User Manual

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KTD-N0886-A

Page 70

BIOS - Advanced


KTQM87/mITX Users Guide

Memory RAPL

Note1: Only selectable if “Dram Power Meter” > “Use User provided power weights, scale factor” is Enabled.

Phoenix SecureCore Technology Setup

Advanced

Memory RAPL

Item Specific Help

RAPL Power Floor Channel 0

RAPL Power Floor Channel 1

RAPL PL Lock

RAPL PL 1 Enable

RAPL PL 1 Power

RAPL PL 1 WindowX

RAPL PL 1 WindowY

RAPL PL 2 Enable

RAPL PL 2 Power

RAPL PL 2 WindowX

RAPL PL 2 WindowY

[ 0]

[ 0]

[

Disabled

]

[Disabled]

[ 0]

[0]

[ 0]

[Disabled]

[ 222]

[1]

[10]

Lock RAPL Limit register. (Disable

as default).

F1

Help

↑↓

Select Item

+/-

Change Values

F9

Setup Defaults

Esc

Exit

←→

Select Menu

Enter

Select

Sub-Menu

F10

Save and Exit

Function

Selection

Description

RAPL Power Floor Channel 0 (Note1)

0,1,…

255

Power budget.
Range [255;0], 0 = 5.3Watt as default.

RAPL Power Floor Channel 1 (Note1)

0,1,…

255

Power budget.
Range [255;0], 0 = 5.3Watt as default.

RAPL PL Lock

Disabled
Enabled

Lock RAPL Limit register.

(Disable as default).

RAPL PL 1 Enable

Disabled

Enabled

Enable/Disable RAPL Power Limit 1.

RAPL PL 1 Power

0,1,…2047

Power Limit 1 for DDR domain.

Range [0 – 2047] = [0 – 2047.875] in Watt.

RAPL PL 1 WindowX

0,1,2,3

Power Limit 1 time window X value for DDR

domain. Actual time_window for RAPL is:
(1/1024 seconds) * (1+(x/4)) * (2^y).

RAPL PL 1 WindowY

0,1,…31

Power Limit 1 time window Y value for DDR
domain. Actual time_window for RAPL is:

(1/1024 seconds) * (1+(x/4)) * (2^y).

RAPL PL 2 Enable

Disabled

Enabled

Enable/Disable RAPL Power Limit 2.

RAPL PL 2 Power

0,1,…2047

Power Limit 2 for DDR domain.
Range [0 – 2047] = [0 – 2047.875] in Watt.

RAPL PL 2 WindowX

0,

1,2,3

Power Limit 2 time window X value for DDR
domain. Actual time_window for RAPL is:

(1/1024 seconds) * (1+(x/4)) * (2^y).

RAPL PL 2 WindowY

0,1,…,

10,…31

Power Limit 2 time window Y value for DDR

domain. Actual time_window for RAPL is:
(1/1024 seconds) * (1+(x/4)) * (2^y).

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