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SOM-5991 User Manual
Chapter 3
A
MI BIOS
USB Configuration
Figure 3.51 USB Configuration
USB Precondition
Precondition work on USB host controller and root ports for faster enumeration.
xHCI Mode
Mode of operation of xHCI controller.
Trunk Clock Gating (BTCG)
Enable or Disable BTCG.
USB Ports Per-Port Disable Control
Control each of the USB ports (0~13) disabling.
xHCI Idle L1
Enabled xHCI Idle L1. Disabled to workaround USB3 hot plug will fail after 1 hot
plug removal. Please put the system to G3 for the new settings to take effect.
Summary of Contents for SOM-5991
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