American Megatrends MB970, User Manual

Page: 37 / 75

BIOS SETUP
MB970 User’s Manual 33
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
Aptio Setup Utility
Main
Advanced
Chipset Boot Security Save & Exit
Super IO Configuration
→ ←
Select Screen
↑↓ Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
F4: Save ESC: Exit
F81866 Super IO Chip F81866
► Serial Port 0 Configuration
► Serial Port 1 Configuration
► Serial Port 2 Configuration
► Serial Port 3 Configuration
F81866 ERP Support All Enable
USB3.0 Port0/1 POWER Management Enabled
USB3.0 Port2/3 POWER Management Enabled
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.