L i f e B o o k B S e r i e s B I O S
IRQ Reservation Submenu of the PCI Configurations Submenu
The IRQ Reservation submenu of the PCI Configura- | reserved, the BIOS does not use it for embedded PCI or | |||||||
tions submenu allows the user to mark various IRQs as | ISA devices. | |||||||
reserved for use by legacy ISA devices. When an IRQ is |
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| PhoenixBIOS Setup Utility |
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| Main | Advanced | Security | Power Savings | Exit |
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| IRQ Reservation |
| Item Specific Help |
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| IRQ 3: | [Available] |
| Reserve the specified |
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| IRQ 4: | [Available] |
| IRQ for use by legacy |
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| IRQ 5: | [Available] |
| ISA devices. |
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| IRQ 7: | [Available] |
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| IRQ 9: | [Available] |
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| IRQ 10: | [Available] |
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| IRQ 11: | [Available] |
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| IRQ 15: | [Available] |
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F1 | Help | Select | Item |
ESC | Exit | Select | Menu |
Change | Values | |
Enter | Select | ▲ |
F9 Setup Defaults
F10 Save and Exit
Figure 9. IRQ Reservation Submenu
Table 9: Fields, Options and Defaults for the IRQ Reservation Submenu of the
PCI Configurations Submenu of the Advanced Menu
Menu Field | Options | Default | Description |
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IRQ 3: | • Available | [Available] | Reserves IRQ 3. If Reserved is selected, the BIOS reserves IRQ 3 for |
| • Reserved |
| use by legacy ISA devices and does not use it for embedded PCI or |
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| ISA devices. IRQ 3 is removed from the IRQ bitmap in the PCI IRQ |
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| routing table. |
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IRQ 4: | • Available | [Available] | Reserves IRQ 4 |
| • Reserved |
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IRQ 5: | • Available | [Available] | Reserves IRQ 5 |
| • Reserved |
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IRQ 7: | • Available | [Available] | Reserves IRQ 7 |
| • Reserved |
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