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5.1.2.5.12
Feature
Disabled
USB Function
2 USB Ports
All USB Ports
Disabled
Legacy USB
Enabled
Support
Auto
USB 2.0
Enabled
Controller
Disabled
USB 2.0
FullSpeed
Controller
HiSpeed
Mode
BIOS EHCI
Disabled
Hand-Off
Enabled
USB Mass
Storage Device
This is a Sub-Menu
Configuration
5.1.2.5.12.1 USB Mass Storage Device Configuration
Feature
USB Mass
10 Sec
Storage Reset
20 sec
Delay
30 sec
40 Sec
Device #1-6
Emulation Type
Auto
(for each
Floppy
devices)
Forced FDD
Hard Disk
CDROM
5.1.2.6
Feature
Clear NVRAM
PCI Latency Timer
Allocate IRQ to
PCI VGA
USB Configuration
Options
Enables USB Host controllers.
Enables Support for legacy USB. Auto option disables legacy
support if no USB device are connected
Enables the USB 2.0 controller
Configure the USB 2.0 Controller in HiSpeed (480Mbps) or
FullSpeed (12Mbps)
This is a workaround for OSes without EHCI hand-off support. The
EHCI ownership change should claim by EHCI driver.
Configure the USB Mass Storage Class Devices.
Options
Number of seconds POST waits for the USB mass storage device
after start unit command.
Mass Storage Device identification
If Auto, USB devices less than 530MB will be emulated as
Floppy and remaining as hard drive. Forced FDD option can
be used to force a HDD formatted drive to boot as FDD (Ex.
ZIP drive).
PCIPnP
Options
No
Clear NVRAM during System.
Yes
32
64
93
128
Value in units of PCI clocks for PCI device latency timer
160
register.
192
22
248
Yes: Assings IRQ to PCI VGA card if card requests IRQ
Yes
No: Does not assign IRQ to PCI VGA card even if card
No
requests an IRQ.
Description
Description
Description
5-20
AT8001 User's Guide
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