Intel Txt(Lt) Configuration; Usb Configuration - Asus P8B-X User Manual

4.5.8

Intel TXT(LT) Configuration

Aptio Setup Utility - Copyright (C) 2010 American Megatrends, Inc.
Intel Trusted Execution Technology Configuration
Intel TXT support only can be enabled/disabled if SMX
is enabled. VT and VT-d support must also be enabled
prior to TXT.
Secure Mode Extensions (SMX)
Intel TXT(LT) Support
Intel TXT(LT) Support [Disabled]
Allows you to enable or disable the Intel Trusted Execution Technology (TXT)
feature. Configuration options: [Disabled] [Enabled]
The Intel TXT(LT) Support item requires a Trusted Platform Module (TPM) to
be installed on the motherboard to enable.
4.5.9

USB Configuration

Aptio Setup Utility - Copyright (C) 2010 American Megatrends, Inc.
USB Configuration
USB Devices
1 Mouse, 2 Hubs
Legacy USB Support
EHCI Hand-off
USB hardware delays and time-out:
USB transfer time-out
Device reset time-out
Device power-up delay
The USB Devices item shows the auto-detected values. If no USB device is
detected, the item shows None.
Legacy USB Support [Enabled]
Allows you to enable or disable support for legacy USB devices. Setting to [Auto]
allows the system to detect the presence of USB devices at startup. If detected, the
USB controller legacy mode is enabled. If no USB device is detected, the legacy
USB support is disabled. Configuration options: [Disabled] [Enabled] [Auto]
EHCI Hand-off [Disabled]
Enables or disables the BIOS EHCI hand-off support.
Configuration options: [Disabled] [Enabled]
4-20
Advanced
Enabled
[Disabled]
Advanced
[Enabled]
[Disabled]
[20 sec]
[20 sec]
[Auto]
Enables Legacy USB support.
AUTO option disables legacy
support if no USB devices are
connected. DISABLE option will
keep USB devices available
only for EFI applications.
Enables Legacy USB support.
AUTO option disables legacy
support if no USB devices are
connected. DISABLE option will
keep USB devices available
only for EFI applications.
Chapter 4: BIOS setup