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L i f e B o o k S S e r i e s N o t e b o o k B I O S
IRQ Reservation Submenu of the PCI Configuration Submenu
The IRQ Reservation submenu of the PCI Configuration
submenu allows the user to mark various IRQs as
reserved for use by legacy ISA devices. When an IRQ
is reserved, the BIOS does not use it for embedded PCI
or ISA devices.
Main
IRQ 3:
IRQ 4:
IRQ 5:
IRQ 7:
IRQ 9:
IRQ 10:
IRQ 11:
F1
Help
ESC
Exit
Table 10: Fields, Options and Defaults for the IRQ Reservation Submenu of the PCI Configuration Submenu
Menu Field
Options
IRQ 3:
Available
Reserved
IRQ 4:
Available
Reserved
IRQ 5:
Available
Reserved
IRQ 7:
Available
Reserved
IRQ 9:
Available
Reserved
IRQ 10:
Available
Reserved
IRQ 11:
Available
Reserved
PhoenixBIOS Setup Utility
Advanced
Security
Power Savings
IRQ Reservation
[Available]
[Available]
[Available]
[Available]
[Available]
[Available]
[Available]
Select Item
-/Space
Select Menu
Enter
Figure 10.
IRQ Reservation Submenu
Default
Description
[Available]
Reserves IRQ 3. If Reserved is selected, the BIOS reserves IRQ 3 for use by legacy ISA
devices and does not use it for embedded PCI or ISA devices. IRQ 3 is removed from
the IRQ bitmap in the PCI IRQ routing table.
[Available]
Reserves IRQ 4.
[Available]
Reserves IRQ 5.
[Available]
Reserves IRQ 7.
[Available]
Reserves IRQ 9.
[Available]
Reserves IRQ 10.
[Available]
Reserves IRQ 11.
C A U T I O N
Only IRQ's 9, 10, & 11 can be reserved without conflict.
Exit
Item Specific Help
Reserve the specified
IRQ for use by legacy
ISA devices.
Change Values
F9
Select
Sub-Menu
F10
18
Setup Defaults
Save and Exit
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