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.

C A U T I O N

Only IRQ's 9, 10, & 11 can be reserved without conflict.

 

 

 

PhoenixBIOS Setup Utility

 

 

 

Main

Advanced

Security

Power Savings

Exit

 

 

 

 

 

 

 

IRQ Reservation

 

Item Specific Help

 

 

 

 

 

 

 

 

IRQ 3:

[Available]

 

Reserve the specified

 

 

IRQ 4:

[Available]

 

IRQ for use by legacy

 

 

IRQ 5:

[Available]

 

ISA devices.

 

 

IRQ 7:

[Available]

 

 

 

 

IRQ 9:

[Available]

 

 

 

 

IRQ 10:

[Available]

 

 

 

 

IRQ 11:

[Available]

 

 

 

 

IRQ 15:

[Available]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F1

Help

Select

Item

-/Space

Change

Values

ESC

Exit

Select

Menu

Enter

Select

Sub-Menu

Figure 9. IRQ Reservation Submenu

F9 Setup Defaults

F10 Save and Exit

Table 9: Fields, Options and Defaults for the IRQ Reservation Submenu of the PCI Configurations Submenu

Menu

Options

Default

Description

Field

 

 

 

 

 

 

 

IRQ 3:

Available

[Available]

Reserves IRQ 3. If Reserved is selected, the BIOS reserves IRQ 3 for use by

 

Reserved

 

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.

 

 

 

 

IRQ 4:

Available

[Available]

Reserves IRQ 4

 

Reserved

 

 

 

 

 

 

IRQ 5:

Available

[Available]

Reserves IRQ 5

 

Reserved

 

 

 

 

 

 

IRQ 7:

Available

[Available]

Reserves IRQ 7

 

Reserved

 

 

 

 

 

 

IRQ 9:

Available

[Available]

Reserves IRQ 9

 

Reserved

 

 

 

 

 

 

IRQ 10:

Available

[Available]

Reserves IRQ 10

 

Reserved

 

 

 

 

 

 

IRQ 11:

Available

[Available]

Reserves IRQ 11

 

Reserved

 

 

 

 

 

 

IRQ 15:

Available

[Available]

Reserves IRQ 15

 

Reserved

 

 

 

 

 

 

18

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Image 18
Fujitsu B2620 manual IRQ Reservation Submenu of the PCI Configurations Submenu, Menu Options Default Description Field

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