Fujitsu LifeBook B2620 Bios-Handbuch - Seite 18

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Fujitsu LifeBook B2620 Bios-Handbuch
L i f e B o o k B S e r i e s N o t e b o o k B I O S
IRQ Reservation Submenu of the PCI Configurations Submenu
The IRQ Reservation submenu of the PCI Configura-
tions 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.
IRQ 3:
IRQ 4:
IRQ 5:
IRQ 7:
IRQ 9:
IRQ 10:
IRQ 11:
IRQ 15:
F1
ESC
Table 9: Fields, Options and Defaults for the IRQ Reservation Submenu of the PCI Configurations Submenu
Menu
Options
Field
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
IRQ 15:
• Available
• Reserved
18
PhoenixBIOS Setup Utility
Main
Advanced
Security
IRQ Reservation
[Available]
[Available]
[Available]
[Available]
[Available]
[Available]
[Available]
[Available]
Help
Select Item
Exit
Select Menu
Figure 9. 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
[Available]
Reserves IRQ 15
C A U T I O N
Only IRQ's 9, 10, & 11 can be reserved without conflict.
Power Savings
Exit
Reserve the specified
IRQ for use by legacy
ISA devices.
-/Space
Change Values
Enter
Select
Sub-Menu
Item Specific Help
F9
Setup Defaults
F10
Save and Exit