MSI MS-6580 Manual page 68

Init. Graphics Adaptor Priority
This setting specifies which VGA card is your primary graphics adapter. Set-
ting options are:
PCI/AGP
AGP/PCI
PCI IDE BusMaster
Set this option to Enabled to specify that the IDE controller on the PCI local
bus has bus mastering capability. Settings options: Disabled, Enabled.
PCI Slot 1/6, 2/5, 3, 4 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 <Enter> 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. Onboard I/O is configured by AMIBIOS. All IRQs used by
The system initializes the installed PCI VGA card
first. If the PCI VGA card is not available, it will
initialize the AGP card.
The system initializes the installed AGP card
first. If the AGP card is not available, it will
initialize the PCI VGA card.
BIOS Setup
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