cExpress-KL
BIOS Setup
59
7.3.4.2. SATA > Software Feature Mask Configuration
Feature
Options
Description
HDD Unlock
Enabled
Disabled
If enabled, indicates that the HDD password unlock
in the OS is enabled.
LED Locate
Enabled
Disabled
If enabled, indicates that the LED/SGPIO hardware
is attached and ping to locate feature is enabled on
the OS.
7.3.5. USB
Feature
Options
Description
USB Configuration
Submenu
USB Module Version
Info only
USB Devices
Info only
X Drive, X Keyboards, X Mouse, X Hubs
Legacy USB Support
Enabled
Disabled
Auto
Enables 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 and setup.
XHCI Hand-off
Enabled
Disabled
This is a workaround for OSes without XHCI hand-off
support. The XHCI ownership change should be
claimed by the XHCI OS driver.
USB Mass Storage Driver Support
Enabled
Disabled
Enable/Disable USB Mass Storage Driver Support.
Port 60/64 Emulation
Enabled
Disabled
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 hardware delays and time-outs:
Info only
USB transfer time-out
1 sec
5 sec
10 sec
20 sec
The time-out value for Control, Bulk, and Interrupt
transfers
Device reset time-out
10 sec
20 sec
30 sec
40 sec
USB mass storage device Start Unit command time-out.
Device power-up delay
Auto
Manual
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 100 ms, for a Hub port the
delay is taken from Hub descriptor.
Mass Storage Devices
Info only
List current USB max stroge device.
Содержание cExpress-KL
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