2 pch-io configuration, Pch-io configuration -14, Usb configuration – Asus RS300-H8-PS12 User Manual
Page 86: Xhci mode [auto, Ehci1 / ehci2 [enabled, Usb ports per-port disable control [disabled
5-14
Chapter 5: BIOS setup
5.4.2
PCH-IO Configuration
Allows you to configure PCH parameters.
Aptio Setup Utility - Copyright (C) 2013 American Megatrends, Inc.
Advanced
Intel PCH RC Version
1.0.0.0
Intel PCH SKU Name
C224
Intel PCH Rev ID
04/C1
USB Configuration
USB Configuration
settings.
USB Configuration
Allows you to set the USB Configuration settings.
USB Configuration settings
Aptio Setup Utility - Copyright (C) 2013 American Megatrends, Inc.
Advanced
Mode of operation of xHCI
controller.
USB Configuration
XHCI Mode
[Auto]
EHCI1
[Enabled]
EHCI2
[Enabled]
USB Ports Per-Port Disable Control [Disabled]
XHCI Mode [Auto]
Allows you to set the mode of operation of the xHCI controller. Configuration options: [Auto]
[Enabled] [Disabled]
EHCI1 / EHCI2 [Enabled]
Allows you to control the USB EHCI (USB 2.0) functions. One EHCI controller must always be
enabled. Configuration options: [Disabled] [Enabled]
USB Ports Per-Port Disable Control [Disabled]
Allows you to control the disabling of the USB ports (0-13). Configuration options:
[Disabled] [Enabled]
USB Port #0-#13 Disable [Enabled]
This items only appears when you set the USB Ports Per-Port Disable Control to [Enabled]
This item allows you to control the disabling of each of the USB ports (0-13). Configuration
options: [Disabled] [Enabled]