MSI 865PE User Guide - Page 62
PCI Slot1 IRQ Priority, Set IRQs to PCI or ISA
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BIOS Setup Init. Graphics Adapter Priority This setting specifies which VGA card is your primary graphics adapter. Setting options are: AGP/PCI PCI/AGP The system initializes the installed AGP card first. If an AGP card is not available, it will initialize the PCI VGA card. The system initializes the installed PCI VGA card first. If a PCI VGA card is not available, it will initialize the AGP card. PCI IDE BusMaster Set this option to Enabled to specify that the IDE controller on the PCI local bus has bus mastering capability. Setting options: Disabled, Enabled. PCI Slot1 IRQ Priority, PCI Slot2/5 IRQ Priority, PCI Slot3 IRQ Priority, PCI Slot4 IRQ Priority These items specify the IRQ line for each PCI slot. Setting options: 3, 4, 5, 7, 9, 10, 11, Auto. Selecting Auto allows BIOS to automatically determine the IRQ line for each PCI slot. Set IRQs to PCI or ISA Press to enter the sub-menu and the following screen appears: IRQ 3/4/5/7/9/10/11/14/15 These items specify the bus where the specified IRQ line is used. The settings determine if AMIBIOS should remove an IRQ from the pool of available IRQs passed to devices that are configurable by the system BIOS. The available IRQ pool is determined by reading the ESCD NVRAM. If more IRQs must be removed from the IRQ pool, the end user can use these settings to reserve the IRQ by assigning an ISA/EISA setting to it. 3-19