6 intel txt(lt) configuration, 7 usb configuration, 8 me subsystem – AAEON IMBM-Q67A User Manual
Page 42: Intel txt(lt) configuration -10, Usb configuration -10, Me subsystem -10
![background image](/manuals/316658/42/background.png)
3-10
IMBM-Q67A
3.4.6
Intel TXT(LT) Configuration
Secure Mode Extensions (SMX) [Enabled]
Allows you to enable or disable the Intel Secure Mode Extensions (SMX)
technology. Configuration options: [Disabled] [Enabled]
Intel TXT(LT) Support [Disabled]
This item can be configured only when the Intel SMX, Intel Virtualization
Technology (VT), and Intel Virtualization Technology for Directed I/O (VT-d)
technologies are all enabled. Allows you to enable or disable the Intel Trusted
Execution Technology. Configuration options: [Disabled] [Enabled]
3.4.7
USB Configuration
The items in this menu allow you to change the USB-related features.
NOTE: The USB Devices item shows the auto-detected values. If no USB
device is detected, the item shows None.
Legacy USB Support [Enabled]
[Enabled]
Enables the support for USB devices on legacy operating systems
(OS).
[Disabled]
The USB devices can be used only for the BIOS setup program.
[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.
EHCI Hand-off [Disabled]
[Enabled]
Enables the support for operating systems without an EHCI
hand-off feature.
[Disabled]
Disables the function.
3.4.8
ME Subsystem
The items in this menu allow you to change the Intel
®
Management Engine (ME)
feature.
ME Subsystem [Enabled]
Allows you to enable or disable accessing the ME subsystem. Configuration
options: [Enabled] [Disabled]
End of Post Message [Enabled]
This item appears only when you set the ME Subsystem item to [Enabled].
Configuration options: [Enabled] [Disabled]
Execute MEBx [Enabled]
Allows you to enable or disable the Intel
®
Management Engine BIOS Extension
(MEBx) feature. Configuration options: [Enabled] [Disabled]