Advantech AIMB-203, User Manual

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61 AIMB-203 User Manual
Chapter 3
B
IOS Operation
 Hot Plug
This item allows users to enable or disable the PCI Express hot plug function.
 PCIe Speed
Select PCI Express port speed [Auto, Gen1, Gen2].
 Detect Non-Compliance Device
Detect Non-Compliance PCI Express Device. If enable, it will take more time at
POST time.
 PCIE LTR
This item allows users to enable or disable PCIE Latency Reporting
 PCIE LTR Lock
This item allows users to enable or disable PCIE LTR Lock.
 Snoop Latency Ocerride
Snoop Latency Ocerride for PCH PCIE.
 Non Snoop Latency Ocerride
Non Snoop Latency Ocerride for PCH PCIE.
3.2.3.2 USB Configuration
 USB Precondition
This item allows user to enable or disable USB Precondition.
 XHCI Mode
Select Smart auto, Auto, Enabled and Disable Mode of operation of XHCI con-
troller.

BTCG
Enables or disables the BTCG function.
Note! Smart auto setting remembers the last setting, but auto mode does not.
Using smart auto setting, USB devices may not be recognized when
system rebooting with more than one USB device connected.