IEI Integration PCISA-9652 v1.01 - Manual (Page 144)

PCISA-9652 Half-Size CPU Card
Page 124
Legacy USB Support [Enabled]
Use the Legacy USB Support BIOS option to enable USB mouse and USB keyboard
support.
Normally if this option is not enabled, any attached USB mouse or USB keyboard does not
become available until a USB compatible operating system is fully booted with all USB
drivers loaded. When this option is enabled, any attached USB mouse or USB keyboard
can control the system even when there is no USB driver loaded onto the system.
Disabled Legacy USB support disabled
Enabled D EFAULT Legacy USB support enabled
Auto Legacy USB support disabled if no USB devices are
connected
USB2.0 Controller Mode [HiSpeed]
Use the USB2.0 Controller Mode option to set the speed of the USB2.0 controller.
FullSpeed The controller is capable of operating at 12Mb/s
HiSpeed D EFAULT The controller is capable of operating at 480Mb/s
Hotplug USB FDD Support [Auto]
Use the Hotplug USB FDD Support option to enable or disable USB FDD support.
Disabled Hot-plug USB FDD support disabled.
Enabled A virtual FDD drive is created and will be associated
with the hotplugged FDD later.
Auto D EFAULT A virtual FDD drive is created only if there is no USB
FDD present.