BIOS Setup
IB952 User’s Manual
51
4
4.4.9
USB Configuration
BIOS Setting
Description
Legacy USB Support
Enables Legacy USB support.
•
Auto
disables legacy support if there is no
USB device connected.
•
Disable
keeps USB devices available only for
EFI applications.
XHCI Hand-off
This is a workaround for OSes without XHCI
hand-off support. The XHCI ownership change
should be claimed by XHCI driver.
USB Mass Storage
Driver Support
Enables / Disables the support for USB mass
storage driver.
USB Transfer
time-out
The time-out value for control, bulk, and Interrupt
transfers.
Options: 1 sec / 5 sec / 10 sec / 20 sec
Device reset time-out
Seconds of delaying execution of start unit
command to USB mass storage device.
Options: 10 sec / 20 sec / 30 sec / 40 sec
Device power-up
delay
The maximum time the device will take before it
properly reports itself to the Host Controller.
Auto
uses default value for a Root port it is
100ms. But for a Hub port, the delay is taken from
Hub descriptor.
Options: Auto / Manual
Summary of Contents for IB952 Series
Page 1: ...IB952 Series AMD V2000 3 5 Disk Size SBC User s Manual Version 1 0 August 2021...
Page 12: ...6 IB952 User s Manual 1 6 Block Diagram...
Page 15: ...General Information IB952 User s Manual 9 1 Dimensions...
Page 16: ...10 IB952 User s Manual THIS PAGE IS INTENTIONALLY LEFT BLANK...
Page 20: ...14 IB952 User s Manual 2 3 Jumper Connector Locations on IB952...
Page 36: ...30 IB952 User s Manual THIS PAGE IS INTENTIONALLY LEFT BLANK...
Page 52: ...46 IB952 User s Manual Serial Port 2 Configuration...
Page 54: ...48 IB952 User s Manual 4 4 6 CPU Configuration...
Page 55: ...BIOS Setup IB952 User s Manual 49 4 4 4 7 IDE Configuration...
Page 56: ...50 IB952 User s Manual 4 4 8 AMI Graphic Output Protocol Policy...
Page 59: ...BIOS Setup IB952 User s Manual 53 4 4 4 11 NVMe Configuration...
Page 60: ...54 IB952 User s Manual 4 4 12 AMD CBS...
Page 66: ...60 IB952 User s Manual THIS PAGE IS INTENTIONALLY LEFT BLANK...