Chapter 2
Installation and Configuration
2-8
ni.com
PXI Setup Menu
Use this menu to control and route certain signals on the PXI backplane.
Normally, you do not need to modify these settings. However, other
sections of this manual may indicate that modifications are necessary
and may lead to unpredictable behavior.
•
APIC Routing
—This item is valid only for Windows XP and 2000
and other modern operating systems. Select
Enabled
to initialize the
IOAPIC and local APIC in uniprocessor mode. Select
Disabled
to use
the legacy PIC for interrupt routing. The default setting is
Enabled
.
•
PIRQx Routing
—This setting selects the routing option for PXI/PCI
devices connected to PIRQx. This settings affects OSes that do not use
APIC routing. The default setting for all PIRQx options is
IRQ10
.
•
Per-Slot Device Settings
—This setting brings up the
Per-Slot Device
Settings
submenu. Refer to the
Per-Slot Device Settings Submenu
section.
Per-Slot Device Settings Submenu
Use this menu to configure options that can be modified for individual PCI
devices in a PXI chassis.
Note
Scanning for Option ROMs on devices behind a PCI bridge cannot be disabled.
PCI Device x Option ROM Scan
—This setting selects whether PCI
device
x
will be scanned for an option ROM. Setting this option to
Enabled
allows the BIOS to scan for a PCI option ROM on this PCI device. Setting
to
Disabled
prevents the BIOS from detecting option ROMs on this device.
Setting to
Disabled
does not completely disable the PCI device, just the
option ROM scan. The default is
Enabled
.
Security Menu
Use this menu to enable BIOS security options.
•
Set User Password
—This setting allows you to specify a password
that must be entered to boot the system. To activate this feature, you
must first specify a Supervisor password and enable the
Password on
boot
feature. By default, no password is specified.
•
Set Supervisor Password
—This setting allows you to specify a
password that must be entered to access the BIOS setup options. By
default, no password is specified.