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Chapter 4: BIOS Setup
USB Configuration
This section is used to configure the USB.
Aptio Setup Utility - Copyright (C) 2020 American Megatrends, Inc.
Advanced
USB Configuration
USB Module Version
17
USB Controllers:
1 XHCI
USB Devices:
1 Keyboard
XHCI Hand-off
[Enabled]
USB Mass Storage Driver Support
[Enabled]
USB hardware delays and time-outs:
USB transfer time-out
[20 sec]
Device reset time-out
[20 sec]
[Auto]
Device power-up delay
Version 2.18.1263. Copyright (C) 2020 American Megatrends, Inc.
XHCI Hand-off
This is a workaround for OSs that does not support XHCI hand-off. The
XHCI ownership change should be claimed by the XHCI driver.
USB Mass Storage Driver Support
Enables or disables USB mass storage driver support.
USB transfer time-out
The time-out value for control, bulk, and Interrupt transfers.
Copyright © 2020 NEXCOM International Co., Ltd. All Rights Reserved.
Device reset time-out
Selects the USB mass storage device's start unit command timeout.
Device power-up delay
Maximum time the value will take before it properly reports itself to the Host
Controller. "Auto" uses default value: for a Root port it is 100 ms, for a Hub
This is a workaround for OSes
port the delay is taken from Hub descriptor.
without XHCI hand-off support.
The XHCI ownership change
should be claimed by the XHCI
driver.
→←: Select Screen
↑↓: Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save & Exit
ESC: Exit
36
Neu-X100 User Manual
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