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5-20
AT8001 User’s Guide
5.1.2.5.12
USB Configuration
Feature
Options
Description
USB Function
Disabled
2 USB Ports
All USB Ports
Enables USB Host controllers.
Legacy USB
Support
Disabled
Enabled
Auto
Enables Support for legacy USB. Auto option disables legacy
support if no USB device are connected
USB 2.0
Controller
Enabled
Disabled
Enables the USB 2.0 controller
USB 2.0
Controller
Mode
FullSpeed
HiSpeed
Configure the USB 2.0 Controller in HiSpeed (480Mbps) or
FullSpeed (12Mbps)
BIOS EHCI
Hand-Off
Disabled
Enabled
This is a workaround for OSes without EHCI hand-off support. The
EHCI ownership change should claim by EHCI driver.
USB Mass
Storage Device
Configuration
This is a Sub-Menu
Configure the USB Mass Storage Class Devices.
5.1.2.5.12.1
USB Mass Storage Device Configuration
Feature
Options
Description
USB Mass
Storage Reset
Delay
10 Sec
20 sec
30 sec
40 Sec
Number of seconds POST waits for the USB mass storage device
after start unit command.
Device #1-6
Mass Storage Device identification
Emulation Type
(for each
devices)
Auto
Floppy
Forced FDD
Hard Disk
CDROM
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).
5.1.2.6
PCIPnP
Feature
Options
Description
Clear NVRAM
No
Yes
Clear NVRAM during System.
PCI Latency Timer
32
64
93
128
160
192
22
248
Value in units of PCI clocks for PCI device latency timer
register.
Allocate IRQ to
PCI VGA
Yes
No
Yes: Assings IRQ to PCI VGA card if card requests IRQ
No: Does not assign IRQ to PCI VGA card even if card
requests an IRQ.
Содержание AdvancedTCA AT8001
Страница 1: ...AT8001 User s Guide AdvancedTCA Document Revision 1 0 Ref M5002_TECH_1 July 2005 ...
Страница 28: ...2 10 AT8001 User s Guide 2 1 Block Diagram ...
Страница 59: ...3 2 AT8001 User s Guide 3 1 2 Setting Jumper locations ...
Страница 67: ...4 0 AT8001 User s Guide 4 Building an ATCA System Contents 4 1 Building an ATCA System 4 1 ...