BIOS Setup
FWA8600 User Manual
79
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3.6.6.2.
Hardware PM State Control
BIOS Setting
Description
Hardware P-States
Disable: Hardware chooses a P-state based on
OS request (Legacy P-States).
Native Mode: Hardware chooses a P-state
based on OS guidance.
Options: Disable, Native Mode, Out of Band
Mode, Native Mode with No Legacy Support
HardwarePM Interrupt
Enables / Disables hardware PM interruption.
EPP Enable
When disabled, HW masks EPP in
CPUID[6].10 and uses EPB for EPP.APS
APS Rocketing
Enables / Disables the rocketing mechanism in
the HWP p-state selection pcode algorithm.
Rocketing enables the core ratio to Jump to
max. turbo instantaneously.
Scalability
Enables / Disables the use of scalability in
HMP pcode power efficiency algorithms.
Scalability is the measure of estimated
performance improvement for a given increase
in core.
PP0-Budget
Enables / Disables core parameter based per
core power budgeting. PP-=Budget allocates
power budget to cores based on their
scalability/EPP.