Usb Configuration - American Megatrends MB970 User Manual

BIOS SETUP

USB Configuration

Main Advanced
USB Configuration
XHCI Pre-Boot Driver
xHCI Mode
HS Port #1 Switchable
HS Port #2 Switchable
HS Port #3 Switchable
HS Port #4 Switchable
xHCI Streams
EHCI1
EHCI2
USB Ports Per-Port Disable Control
HS Port #1/2/3/4 Switchable
Allows for HS port switching between xHCI and EHCI. If disabled, port
is routed to EHCI. If HS port is routed to xHCI, the corresponding SS
port is enabled.
xHCI Streams
Enable or disable xHCI Maximum Primary Stream Array Size.
EHCI1/2
Control the USAB EHCI (USB 2.0) functions. One EHCI controller must
always be enabled.
USB Ports Per-Port Disable Control
Control each of the USB ports (0~13) disabling.
38
Chipset
Boot
Enabled
Smart Auto
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Disabled
MB970 User's Manual
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