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SI-62 User Manual
USB Configuration
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:
2 Hubs
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
AUTO option disables legacy support if no USB devices are connected.
DISABLE option will keep 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 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.
