
AWARD BIOS 4-11
Resource Controlled By:
The default value is Manual.
Manual:
The field defines that the PNP Card's resource is controlled by manual.
You can set which IRQ-X and DMA-X assigned to PCI/ISA PNP or
Legacy ISA Cards.
Auto:
If your ISA card and PCI card are all PNP cards. To set this field Auto.
The BIOS will be assigned the interrupt resource automatically.
Reset Configuration Data:
The default value is Disabled
Disabled:
Normal Setting
Enabled:
If you had plugged some Legacuy cards in the system and there were
record into ESCD(Extended System Configuration Data). You can set this
field to Enabled and to clear ESCD one time. When some Legacy cards
were removed.
PCI IDE IRQ Map To:
The default value is PCI-AUTO
When you have true PCI card(s) plugged into the system, you will not need
to change any thing here in the
SETUP
program. However, if you do not
know whether you have true PCI card or not, please refer to your PCI card
user's manual for the details.
When you have a Legacy card (describbed in section 2-4) to be plugged
into the system,a proper setting is extremely important or it may cause the
system hang up. The diagram shown below tells you how the Rotating
Priority Mechanism is designed.
PCI
Chipset
INTA
INTD
PCI#1
PCI#2
PCI#3
INTA
INTD
INTD
INTC
INTB
INTC
INTB
INTB
INTA
INTD
INTC
INTC
INTB
INTA
PCI#4
INTA
INTB
INTC
INTD
Figure 4-7 The Combination of PCI INT# lines