HP PC Commercial BIOS (UEFI) Setup Administration Guide For Commercial Platforms using HP BIOSphere Gen 3-5 2016 -2019 Technical Whitepaper

HP PC Commercial BIOS (UEFI) Setup
June 2019
919946-004
© Copyright 2016-2019 HP Development Company, L.P.
5 Advanced Menu 45
5.10 Option ROM Launch Policy Menu
This submenu configures the kind of device option ROM that can load at boot time.
Table 27 Option ROM Launch Policy Menu features
Feature
Type
Description
Default
Notes
Configure Option
ROM Launch
Policy
Setting
The following settings are possible:
• All Legacy
• All UEFI
• All UEFI Except Video
NOTE: This is set to All UEFI and not selectable if Legacy
Support is not enabled (see Secure Boot Configuration).
All UEFI
All Legacy
Units with Win10
preinstalled
Units with Win 7
preinstalled
5.11 Power Management Options Menu
The following table describes various setting options for Power Management Options.
Table 28 Power Management Options Menu features
Feature
Type
Description
Default
Notes
 Runtime
Power
Management
Setting
When checked, enables the processor to run at lower
frequencies (P-states) when higher performance is not
needed. When unchecked the processor always runs at
maximum frequency.
Checked
Select products
only
 Extended Idle
Power States
Setting
When checked, enables the processor to rest in lower
power states (C-states) when idle.
Checked
Select products
only
 S5 Maximum
Power Savings
Setting
When checked, minimizes system power consumption
while in the S5 (off) state.
NOTE: Windows 10 with Fast Startup enabled powers off
to the S4 (suspend to disk) state.
Unchecked
Desktop Only
 SATA Power
Management
Setting
When checked, enables the SATA bus to enter low power
states when idle.
Checked
Desktop Only
 Deep Sleep
Setting
When checked, reduces power consumption while in
S3/S4/S5 to extend battery life.
NOTE: Enabling deep sleep disables some wake events
such as wake on USB without AC power.
Checked
Notebook Only
 PCI Express
Power
Management
Setting
When checked, enables PCI Express bus to enter low
power states when idle.
Checked
Desktop Only
 PCIe Speed
Power Policy
(PSPP)
Setting
When checked, allows system to lower PCIe link speeds
when not on AC to save battery power.
Checked
AMD Notebook
Only
 Power On
from Keyboard
Ports
Setting
When checked, allows the desktop to turn on by pressing
a key on the keyboard, when the keyboard is plugged in to
a port marked with the keyboard symbol.
Unchecked
Desktop Only