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 whethe IRQ-X or DMA-X is assigned to PCI/ISA PNP or
Legacy ISA Cards.
Auto:
If your ISA card and PCI card are all PNP cards. Set this field Auto.
The BIOS will assign the interrupt resource automatically.
Reset Configuration Data:
The default value is Disabled.
Disabled:
Normal Setting
Enabled:
If you plug some Legacuy cards in the system and record into ESCD
(Extended System Configuration Data). You can set this field to be Enabled
and to clear ESCD at one time, when some Legacy cards are 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 are using a true PCI card, please refer to your PCI
card user's manual for the details.
When you have a Legacy card (described in section 2-5) to plug
into the system,a proper setting is extremely important or it may cause the
system hung up. The diagram shown below tells you how the Rotating
Priority Mechanism is designed.
Figure 4-7 The Combination of PCI INT# lines
PCI
Chipset
INTA
INTD
PCI#1
PCI#2
INTA
INTD
INTB
INTA
INTB
INTB
INTC
INTC
INTC
INTD
PCI#3
INTC
INTB
INTD
INTA
PCI#4
INTD
INTC
INTA
INTB
