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BIOS SETUP
MI959 User’s Manual
25
USB Configuration
Aptio Setup Utility
Main
Advanced
Chipset
Boot
Security
Save & Exit
USB Configuration
→ ←
Select Screen
↑↓
Select Item
Enter: Select
+- Change Field
F1: General Help
F2: Previous Values
F3: Optimized Default
F4: Save
ESC: Exit
USB Devices:
1 Keyboard, 1 Mouse
Legacy USB Support
Enabled
USB3.0 Support
Enabled
XHCI Hand-off
Enabled
EHCI Hand-off
Enabled
USB hardware delays and time-outs:
USB Transfer time-out
20 sec
Device reset tine-out
20 sec
Device power-up delay
Auto
Legacy USB Support
Enables Legacy USB support.
AUTO option disables legacy support if no USB devices are connected.
DISABLE option keeps USB devices available only for EFI applications.
USB3.0 Support
Enable/Disable USB3.0 (XHCI) Controller support.
XHCI Hand-off
This is a workaround for OSes without XHCI hand-off support. The
XHCI ownership change should be claimed by XHCI driver.
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.
USB Transfer time-out
The time-out value for Control, Bulk, and Interrupt transfers.
Device reset time-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.
Summary of Contents for MI959
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Page 4: ...iv MI959 User s Manual This page is intentionally left blank...
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Page 15: ...INSTALLATIONS MI959 User s Manual 11 Connector Locations on MI959...