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7-10
S
UPER
S
ERVER 2026GT-TRF User's Manual
Active State Power Management
Select Enabled to start Active-State Power Management for signal transactions
between L0 and L1 Links on a PCI Express Bus. This maximizes power-saving
and transaction speed. The options are Enabled and
Disabled
.
IOH PCIE Max Payload Size
Some add-on cards perform faster with the coalesce feature, which limits the
payload size to 128B; while others, with a payload size of 256B which inhibits the
coalesce feature. Please refer to your add-on card user guide for the desired set-
ting. The options are
256B
and 128MB.
X
South Bridge Con
fi
guration
This feature allows the user to con
fi
gure Intel South Bridge settings.
USB Functions
Select Enabled for onboard USB connection support. The Options are: Disabled,
and
Enabled
. (If this item is set to Enabled, USB 2.0 Controller will be enabled.)
Legacy USB Support
Select Enabled to use Legacy USB devices. If this item is set to Auto, Legacy USB
support will be automatically enabled if a legacy USB device is installed on the
motherboard. The settings are Disabled,
Enabled
and Auto.
USB 2.0 Controller
Select Enabled to activate the USB 2.0 controller. The options are
Enabled
and
Disabled. (
Note
: If the item - USB Functions is enabled, USB 2.0 Controller will
always be enabled. When the item - USB Functions is disabled, the user has the
option to enable or disable USB 2.0 Controller.)
USB 2.0 Controller Mode
This setting allows you to select the USB 2.0 Controller mode. The options are
Hi-Speed (480 Mbps)
and Full Speed (12 Mbps).
BIOS EHCI Hand-Off
Select Enabled to enable BIOS Enhanced Host Controller Interface support to
provide a workaround solution for an operating system that does not support EHCI
Hand-Off. When enabled, the EHCI Interface will be changed from the BIOS-
controlled to the OS-controlled. The options are Disabled and
Enabled
.
Route Port 80h Cycle to
Use this item to decide where to route Port 80h Cycle to. The Options are
LPC
and PCI.
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