Chapter 3 – DFI RL830-C602/C604 User Manual
Page 34
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Chapter 3 BIOS Setup
Chapter 3
Intel TXT(LT-SX) Configuration
This field displays the configuration of the Intel Trusted Execution Technology.
Aptio Setup Utility - Copyright (C) 2012 American Megatrends, Inc.
Version 2.15.1229. Copyright (C) 2012 American Megatrends, Inc.
Intel TXT(LT-SX) Hardware Support
CPU: TXT Feature
Chipset: TXT Feature
Intel TXT(LT-SX) Confi guration
TXT Support
Intel TXT(LT-SX) Dependencies
The following must be supported and enabled.
VT-d Support
VT Support
TPM Support
TPM State
Advanced
Supported
Supported
Disabled
Disabled
Enabled
Enabled
Disabled
Select Screen
Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous
Values
F3: Optimized
Defaults
F4: Save & Reset
ESC: Exit
USB Configuration
This section is used to configure the parameters of the USB device.
Legacy USB Support
Enabled
Enables legacy USB.
Auto
Disables support for legacy when no USB devices are connected.
Disabled
Keeps USB devices available only for EFI applications.
EHCI Hand-off
This is a workaround for OSes that does not support EHCI hand-off. The EHCI owner-
ship change should be claimed by the EHCI driver.
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.
Aptio Setup Utility - Copyright (C) 2012 American Megatrends, Inc.
Version 2.15.1229. Copyright (C) 2012 American Megatrends, Inc.
USB Confi guration
USB Devices:
1 Keyboard, 2 Mice, 2 Hubs
Legacy USB Support
EHCI Hand-off
Advanced
[Enabled]
[Disabled]
Select Screen
Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous
Values
F3: Optimized
Defaults
F4: Save & Reset
ESC: Exit