Chapter 4: BIOS

USB Configuration

This submenu displays the Module Version and lists the USB devices that are enabled as well as the following options.

Legacy USB Support

Select "Enabled" to enable the support for USB Legacy. Disable Legacy support if there are no USB devices installed in the system. "Auto" disabled Legacy support if no USB devices are connected. The options are Disabled, Enabled and Auto.

USB 2.0 Controller Mode

Use this setting to configure the USB 2.0 Controller in either Hi-Speed(480 Mps) or Full Speed (12 Mps) mode.

BIOS EHCI Hand Off

This is a workaround for OS's without EHCI hand-off support. The EHCI ownership change should be claimed by the EHCI driver. Options are Enabled or Disabled.

Legacy USB1.1 HC Support

This option Enables or Disables support for USB1.1 HC devices.

USB Mass Storage Device Configuration

This submenu is used to configure USB mass storage class devices.

USB Mass Storage Reset Delay

Use this option to set the number of seconds POST waits for the USB mass storage device after the Start Unit command. Options include 10, 20, 30 and 40 seconds.

Emulation Type

This sets the emulation type for USB mass storage devices. If Auto, USB devices less than 530 MB will be emulated as Floppy and remaining as Hard Disk drive. The Force FDD option can be used to force a HDD formatted drive to boot as an FDD (example: ZIP drive). Options include Auto, Floppy, Forced FDD, Hard Disk and CD-ROM.

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SUPER MICRO Computer H8QG6+-F, H8QGI+-F user manual USB Configuration, USB Mass Storage Device Configuration