Gigabyte GA-P85-D3 User Manual - Page 28

Peripherals, User Password, Init Display First, XHCI Mode

Page 28 highlights

&& User Password Allows you to configure a user password. Press on this item, type the password, and then press . You will be requested to confirm the password. Type the password again and press . You must enter the administrator password (or user password) at system startup and when entering BIOS Setup. However, the user password only allows you to make changes to certain BIOS settings but not all. To cancel the password, press on the password item and when requested for the password, enter the correct one first. When prompted for a new password, press without entering any password. Press again when prompted to confirm. 2-5 Peripherals && Init Display First Specifies the first initiation of the monitor display from the installed PCI graphics card, PCI Express graphics card or the onboard graphics. IGFX Sets the onboard graphics as the first display. PCIe 1 Slot Sets the graphics card on the PCIEX16 slot as the first display. (Default) PCIe 2 Slot Sets the graphics card on the PCIEX4 slot as the first display. PCI Sets the graphics card on the PCI slot as the first display. && XHCI Mode Allows you to determine the operating mode for the xHCI controller in OS. Smart Auto This mode is available only when the BIOS supports the xHCI controller in the preboot environment. This mode is similar to Auto, but it adds the capability to route the ports to xHCI or EHCI according to setting used in previous boots (for non-G3 boot) in the pre-boot environment. This allows the use of USB 3.0 devices prior to OS boot. xHCI controller enabling and rerouting should follow the steps in Auto, when previous boot routs ports to EHCI. Note: This is the recommended mode when BIOS has xHCI pre-boot support. (Default) Auto BIOS routes the sharable ports to EHCI controller. Then it uses ACPI protocols to provide an option to enable the xHCI controller and reroute the sharable ports. Note: This is the recommended mode when BIOS does NOT have xHCI pre-boot support. - 28 -

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&
User Password
Allows you to configure a user password. Press <Enter> on this item, type the password, and then press
<Enter>. You will be requested to confirm the password. Type the password again and press <Enter>.
You must enter the administrator password (or user password) at system startup and when entering
BIOS Setup. However, the user password only allows you to make changes to certain BIOS settings but
not all.
To cancel the password, press <Enter> on the password item and when requested for the password,
enter the correct one first. When prompted for a new password, press <Enter> without entering any
password. Press <Enter> again when prompted to confirm.
2-5
Peripherals
&
Init Display First
Specifies the first initiation of the monitor display from the installed PCI graphics card, PCI Express
graphics card or the onboard graphics.
±
IGFX
Sets the onboard graphics as the first display.
±
PCIe 1 Slot
Sets the graphics card on the PCIEX16 slot as the first display. (Default)
±
PCIe 2 Slot
Sets the graphics card on the PCIEX4 slot as the first display.
±
PCI
Sets the graphics card on the PCI slot as the first display.
&
XHCI Mode
Allows you to determine the operating mode for the xHCI controller in OS.
±
Smart Auto
This mode is available only when the BIOS supports the xHCI controller in the pre-
boot environment. This mode is similar to
Auto
, but it adds the capability to route the
ports to xHCI or EHCI according to setting used in previous boots (for non-G3 boot)
in the pre-boot environment. This allows the use of USB 3.0 devices prior to OS boot.
xHCI controller enabling and rerouting should follow the steps in
Auto
, when previ-
ous boot routs ports to EHCI. Note: This is the recommended mode when BIOS has
xHCI pre-boot support. (Default)
±
Auto
BIOS routes the sharable ports to EHCI controller. Then it uses ACPI protocols to
provide an option to enable the xHCI controller and reroute the sharable ports. Note:
This is the recommended mode when BIOS does NOT have xHCI pre-boot support.