Advantech ARK-2250, Руководство пользователя

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41 ARK-2250 User Manual
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3.3.14 USB Configuration

Legacy USB Support
Enable Legacy USB support. AUTO option disables legacy support if no USB
devices are connected. DISABLE option keeps USB devices available only for
EFI applications.

XHI Hand-off
This is a workaround for OS without XHCI hand-off support. The XHCI owner -
ship change should be claimed by XHCI driver.

USB Mass Storage Driver Support
Enable/Disable USB Mass Storage Device Support.

Port 60/64 Emulation
Enable/Disable Port 60/64 Emulation.

USB transfer time-out
Time-out value for control, bulk, and interrupt transfers.

Device rest time-out
USB mass storage device start until 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 Root port it is 100ms, for a Hub port, the
delay is taken from Hub descriptor.