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2016
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IA40m12.indd
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Feature
Options
Description
Rank Select Interleaving
Disabled
Enabled
Enable or disable rank select interleaving.
Dynamic Self Refresh
Disabled
Enabled
Enable or disable PUNIT driven DUNIT DDR dynamic self refresh.
DRAM PM5
Disabled
Enabled
Enable or disable DRAM PM5 PUNIT configuration.
DDR3 2N Mode
Disabled
Enabled
Enable to set the DDR3 mode to 2N. 1N mode is used by default.
RX Power Training
Enabled
Disabled
Enable or disable RX Power Training.
TX Power Training
Enabled
Disabled
Enable or disable TX Power Training.
MRC Fast Boot
Enabled
Disabled
Enable or disable MRC fast boot. If disabled, forces MRC training.
Scrambler
Enabled
Disabled
Enable or disable scrambler.
DRP Lock
Disabled
Enabled
Enable or disable DRP lock.
REUT Lock
Disabled
Enabled
Enable or disable REUT lock.
RH Prevention
Disabled
Enabled
This feature prevents specific row hammer attacks.
Note:
If enabled, this function increases the average time between sending REF commands to DRAM.
8.5.2
Platform Controller Hub (PCH) Submenu
Feature
Options
Description
►
Security Configuration
Submenu
Security Configuration Submenu.
►
Azalia Configuration
Submenu
Azalia HD Audio Submenu.
►
USB Configuration
Submenu
USB Submenu.
►
PCI Express Configuration
Submenu
PCI Express Configuration Submenu.
Serial IRQ Mode
Quiet
Continuous
Select IRQ Serial Mode.
Isolate SMBus Segments
Never
During POST
Always
Isolate the off-module/external SMBus segment from the on-module SMBus segment.
This feature is a workaround for non spec conform external SMBus devices.