Congatec COM Express conga-TC87 User Manual page 97

Feature
USB3.0 Port 1 Pins
Overcurrent Protection
► USB Ports Per-Port Disable
Control
Legacy USB Support
xHCI Hand-off
EHCI Hand-off
USB Mass Storage Driver
Support
USB Transfer Timeout
Device Reset Timeout
Device Power -Up Delay
Selection
Device Power -Up Delay Value
USB Mass Storage Device
Name
(Auto detected USB mass
storage devices are listed here
dynamically)
Copyright © 2013 congatec AG
Options Description
Disabled Enable or disable the xHCI SuperSpeed support on respective USB port.
Enabled
Disabled Enable or disable overcurrent protection chipset handling (e.g send operating system overcurrent condition
Enabled inofmration) on all USB ports
Submenu Individual disabling of USB ports
Enabled Enable USB legacy support.
Disabled Auto option disables legacy support if no USB devices are connected. Disable option will keep USB devices
Auto available only for EFI applications and BIOS setup.
Enabled This is a workaround for OSes without xHCI hand-off support. The xHCI ownership change should be
Disabled claimed by xHCI OS driver.
Disabled This is a workaround for OSes without EHCI hand-off support. The EHCI ownership change should be
Enabled claimed by EHCI OS driver.
Disabled Enable or disable USB mass storage driver support.
Enabled
1 sec The timeout value for control, bulk, and interrupt transfers.
5 sec
10 sec
20 sec
10 sec USB mass storage device Start Unit command timeout.
20 sec
30 sec
40 sec
Define the maximum time a USB device might need before it properly reports itself to the host controller.
Auto
Manual Auto selects a default value which is 100ms for a root port or derived from the hub descriptor for a hub port.
1-40 Actual power-up delay value in seconds.
Default : 5
Auto Every USB mass storage device that is enumerated by the BIOS will have an emulation type setup option.
This option specifies the type of emulation the BIOS has to provide for the device.
Floppy
Note: The device's formatted type and the emulation type provided by the BIOS must match for the device
Forced FDD
to boot properly.
Hard Disk
Select AUTO to let the BIOS auto detect the current formatted media.
CD-ROM
If Floppy is selected then the device will be emulated as a floppy drive.
Forced FDD allows a hard disk image to be connected as a floppy image. Works only for drives formatted
with FAT12, FAT16 or FAT32.
Hard disk allows the device to be emulated as hard disk.
CDROM assumes the CD-ROM is formatted as bootable media, specified by the 'El Torito' Format
Specification.
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