Chipset Configuration; North Bridge; Integrated Io Configuration - Supermicro X9DRW-CF31 User Manual

Factory Long Duration Maintained (Available when Power Technology
is set to Custom)
This item displays the period of time set by the manufacturer during which
long duration power is maintained.
Long Duration Maintained
This item displays the period of time in seconds during which long duration
power is maintained.
Recommended Short Duration Power
This item displays the short duration power settings recommended by the
manufacturer.
Short Duration Power Limit
This item displays the time period during which short duration power is
maintained.
Chipset Configuration
North Bridge
This feature allows the user to configure the settings for the Intel North Bridge.
Integrated IO Configuration
Intel® VT-d
Select Enabled to enable Intel Virtualization Technology support for Direct I/O
VT-d by reporting the I/O device assignments to the VWM (Virtual Working
Memory) through the DMAR ACPI Tables. This feature offers fully-protected
I/O resource sharing across Intel platforms, providing greater reliability, security
and availability in networking and data-sharing. The options are Disabled and
Enabled.
Ageing Timer Rollover
Use this feature to determine how long to set the Ageing timer. Set this feature
to default to follow the BIOS setting. The options are Disabled, 32 us, 128 us,
and 512 us.
4-9
Chapter 4: AMI BIOS