IBASE Technology AMS210, Руководство пользователя

Страница: 59 / 73

BIOS Setup
AMS210 User Manual 53
4
4.4.7 USB Configuration
BIOS Setting Description
Legacy USB
Support
Enables Legacy USB support.

Auto disables legacy support if there is no USB
device connected.

Disable keeps USB devices available only for EFI
applications.
XHCI Hand-off This is a workaround for OSes without XHCI hand-off
support. The XHCI ownership change should be
claimed by XHCI driver.
USB Mass Storage
Driver Support
Enables / Disables the support for USB mass storage
driver.
USB Transfer
time-out
The time-out value for control, bulk, and Interrupt
transfers.
Options: 1 sec / 5 sec / 10 sec / 20 sec
Device reset
time-out
Seconds of delaying execution of start unit command to
USB mass storage device.
Options: 10 sec / 20 sec / 30 sec / 40 sec
Device power-up
delay
The 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. But
for a Hub port, the delay is taken from Hub descriptor.
Options: Auto / Manual