Intel MB970 User Manual page 37

EHCI Hand-off
Enabled/Disabled. This is a workaround for OSes without EHCI
hand-off support. The EHCI ownership change should be claimed by
EHCI driver.
Port 64/60 Emulation
Enables I/O port 60h/64h emulation support. This should be enabled for
the complete USB keyboard legacy support for non-USB aware OSes.
USB Transfer time-out
The time-out value for Control, Bulk, and Interrupt transfers.
Device reset tine-out
USB mass Storage device start Unit command time-out.
Device power-up delay
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, for
a Hub port the delay is taken from Hub descriptor.
F81866 Super IO Configuration
Advanced
Main Chipset
Super IO Configuration
F81866 Super IO Chip
► Serial Port 0 Configuration
► Serial Port 1 Configuration
► Serial Port 2 Configuration
► Serial Port 3 Configuration
F81866 ERP Support
USB3.0 Port0/1 POWER Management
USB3.0 Port2/3 POWER Management
Serial Port Configuration
Set Parameters of Serial Ports. User can Enable/Disable the serial port
and Select an optimal settings for the Super IO Device.
MB970 User's Manual
Aptio Setup Utility
Boot Security Save & Exit
→ ←
Select Screen
F81866
↑↓ Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
All Enable
F4: Save
Enabled
Enabled
BIOS SETUP
ESC: Exit
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