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BIOS
Resources Controlled By
Determines what controls system PNP/PCI/PCI-E resources. The default is Auto (ESCD).
Manual: PNP Card's resources are controlled manually. The "IRQ Resources" field
becomes available and you can set which IRQ-X and DMA-X are
assigned to PCI/PCI-E and onboard devices.
Auto:
BIOS assigns the interrupt resource automatically.
PCI/VGA Palette Snoop
This item is designed to overcome problems that may be caused by some nonstandard
VGA cards.
Options: Enabled, Disabled.
*** PCI Express related items ***
Maximum Payload Size
Set maximum TLP payload size for the PCI Express devices. The unit is byte.
Options: 128, 256, 512, 1024, 2048, 4096.
Interrupt requests are shared as shown below:
P
C
1 I
P
C
2 I
P 3
I C
P
E
1
x (
) 1
P
E
2
x (
) 1
P
E
3
(
1 x
) 6
IMPORTANT!
When using PCI cards on shared IRQ slots, make sure its drivers support "Shared IRQ",
or that the cards do not need IRQ assignments. IRQ conflicts between the two PCI groups
will make the system unstable or cards inoperable.
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N I
T
A
N I
T
B
V
V
V
N I
T
C
N I
T
D
V
V
V
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