Chapter 4: BIOS
Allocate IRQ to PCI VGA
Use this option to allocate IRQ to the PCI VGA card. Opiton include Yes and No. Selecting Yes assigns IRQ to PCI VGA card if the card requests IRQ. Selecting No means the system will not assign IRQ to the PCI VGA card even if the card requests IRQ.
Pallette Snooping
This option Enables or Disables Pallette Snooping. If enabled, the system informs the PCI devices that an ISA graphics device is installed in the sytem so the card will function normally.
PCI IDE Busmaster
Use this setting to Enable or Disable BIOS enabled uses of PCI Busmastering for reading or writing to IDE drives.
Offboard PCI/ISA IDE Card
Some PCI IDE cards may require this option to be set to the PCI slot number that is holding the card. The Auto setting works for most PCI IDE cards. Options include Auto, PCI Slot 1, PCI Slot , PCI Slot 3, PCI Slot 4, PCI Slot 5 and PCI Slot 6.
IRQ3 ~ IRQ15 Settings
These settings specify if IRQ is available to be used by PCI/PnP devices or is reserved for use by legacy ISA devices. Options are Available or Reserved.
DMA Channel 0 ~ DMA Channel 7 Settings
These settings specify if a DMA Channel is available to be used by PCI/PnP devices or is reserved for use by legacy ISA devices. Options are Available or Reserved.
Reserved Memory Size
This option specifies the size of the memory block reserved for legacy ISA devices. Options include Disabled, 16k, 32k or 64k.
HotPlug Reserve I/O Port Size
This option specifies the size of the I/O port block to reserve for HotPlug or CardBus devices. Options include Auto, 4K, 8K, 12K, 16K, 20K, 24K and 28K.
HotPlug Reserve Memory Size
This option specifies the size of the memory block to reserve for HotPlug or CardBus devices. Options include Auto, 8M, 16M, 32M, 65M, 128MB, 256MB or 512MB.