Asus Z97-PROWi-Fi ac/USB 3.1 Z97-PROWi-Fi acUSB 31 Users Manual English - Page 121

Platform Misc Configuration, Intel xHCI Mode [Smart Auto], EHCI Hand-off [Disabled]

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Intel xHCI Mode [Smart Auto] [Auto] The xHCI is automatically enabled and runs at USB 3.0 mode when the xHCI driver is installed in the operating system. [Smart Auto] Upon detection, the xHCI driver supports the USB 3.0 mode during both POST and operating system. [Enabled] Enables the xHCI controller. [Disabled] Disables the xHCI controller. EHCI Hand-off [Disabled] [Enabled] Enables the support for operating systems without an EHCI hand‑off feature. [Disabled] Disables the EHCI Hand-off support. Mass Storage Devices [Auto] This item allows your system to detect the devices according to their media formats. Configuration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CD-ROM] USB Single Port Control This item allows you to enable or disable the individual USB ports. Refer to section 1.2.2 Motherboard layout for the location of the USB ports. 3.6.6 Platform Misc Configuration The items in this menu allow you to configure the platform-related features. Chapter 3 ASUS Z97-PRO(Wi-Fi ac)/USB 3.1 3-41

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ASUS Z97-PRO(Wi-Fi ac)/USB 3.1
3-41
Chapter 3
Intel xHCI Mode [Smart Auto]
[Auto]
The xHCI is automatically enabled and runs at USB 3.0 mode when the
xHCI driver is installed in the operating system.
[Smart Auto]
Upon detection, the xHCI driver supports the USB 3.0 mode during both
POST and operating system.
[Enabled]
Enables the xHCI controller.
[Disabled]
Disables the xHCI controller.
EHCI Hand-off [Disabled]
[Enabled]
Enables the support for operating systems without an EHCI hand-off
feature.
[Disabled]
Disables the EHCI Hand-off support.
Mass Storage Devices [Auto]
This item allows your system to detect the devices according to their media formats.
Configuration options: [Auto] [Floppy] [Forced FDD] [Hard Disk] [CD-ROM]
USB Single Port Control
This item allows you to enable or disable the individual USB ports.
Refer to section
1.2.2 Motherboard layout
for the location of the USB ports.
3.6.6
Platform Misc Configuration
The items in this menu allow you to configure the platform-related features.