IEI Technology IMBA-X9654, User Manual, Page: 179 / 266

IMBA-X9654 ATX Motherboard
Page 161
Allocate IRQ to PCI VGA [Yes]
Use the Allocate IRQ to PCI VGA option to restrict the system from giving the VGA
adapter card an interrupt address.
Yes
(Default) Assigns an IRQ to a PCI VGA card if card requests IRQ
No Does not assign IRQ to a PCI VGA card even if the card
requests an IRQ
Palette Snooping [Disabled]
Use the Palette Snooping option to enable or disable the palette snooping function.
Disabled D
EFAULT
Unless the VGA card manufacturer requires palette
snooping to be enabled, this option should be disabled.
No/Enab
led
PCI devices are informed that an ISA based Graphics
device is installed in the system so the ISA based
Graphics card functions correctly. This does not
necessarily indicate a physical ISA adapter card. The
graphics chipset can be mounted on a PCI card. Always
check with the adapter card manual first, before
modifying the default settings in the BIOS.
PCI IDE BusMaster [Disabled]
Use the PCI IDE BusMaster BIOS option to enable or prevent PCI IDE busmastering.
Disabled D
EFAULT
Busmastering is prevented
No/Enab
led
IDE controller on the PCI local bus has mastering
capabilities