IBASE Technology MB990, User Manual, Page: 44 / 72

BIOS SETUP
40 MB990 User’s Manual
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.
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 Mass Storage Driver Support
Enable/Disable USB Mass Storage Driver Support.
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.