CHAINTECH 7NJL3, User Manual

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Chapter 3
3.6 PNP/PCI Configurations
This section provides IRQ and DMA setting information. By choosing the
PNP/PCI Configuration option from the CMOS Setup Utility menu (Figure 3-1),
the screen below is displayed. This screen contains the manufacturer's default
values for the motherboard.
Reset Configuration Data
If you want to reset CMOS IRQ divide hardware device, please selected to
[ Enabled ].
Resources Controlled By
When set to Manual the system BIOS will not refer to the ESCD for IRQ &
DMA information. Instead, it will refer to the items in the setup menu for
assigning IRQ & DMA. When set to Auto the system BIOS will refer to the
ESCD for all legacy information.
ESCD ( Extended System Configuration Data ) provides a detailed format of
the configuration data structures stored in flash memory. Each data structure
defines the resources used by a device or a card in the system. This includes
legacy and PCI/ISA PnP devices.
PCI/VGA Palette Snoop
When set to [Enabled], multiple VGA devices operating on different buses can
handle data from the CPU on each set of palette registers on every video device.
Bit 5 of the command register in the PCI device configuration space is the VGA
Palette Snoop bit (0 is disabled). Available options are [
Enabled ] and
[ Disabled ].
Slot 1,5/2/3/4 Use IRQ No.
These Field automatically assign the IRQ for each PCI slot. The default setting
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