Software • BIOS options
Chapter 4 Software
Panel PC 800 User's Manual V1.30
191
1.4.2.2 PCI interrupt routing
Advanced
PCI Interrupt Routing
PCIEXn : PCI Express Root Port n
INTn : External PCI Bus INTn Line
PATA : Parallel ATA in Enhanced/Native Mode
SATA : Serial ATA in Enhanced/Native Mode
SMB : System Management Bus Controller
Select fixed IRQ or
set AUTO to let the
PIRQ A (VGA,PCIEX4,ETH2,UHCI2,HDA)[Auto] BIOS and OS route an
PIRQ B (PCIEX1,ETH1) [Auto] IRQ to this line.
PIRQ C (PCIEX2,IF-Slot) [Auto]
PIRQ D (SATA,UHCI1,SMB,PCIEX3) [Auto] Make sure that the
PIRQ E (INTD,UHCI3,PATA) [Auto] selected IRQ is not
PIRQ F (INTA) [Auto] assigned to legacy IO.
PIRQ G (INTB) [Auto]
PIRQ H (INTC,UHCI0,EHCI) [Auto]
1 st Exclusive PCI [None]
2 nd Exclusive PCI [None]
3 rd Exclusive PCI [None]
Select Screen
Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
BIOS SETUP UTILITY
v02.59 (C)Copyright 1985-2005, American Megatrends, Inc.
Figure 98: 945GME Advanced PCI Interrupt Routing
BIOS setting
Function
Configuration options
Effect
Auto
Automatic assignment by BIOS and the operat-
ing system
PIRQ A (VGA, PCIEX4,
ETH2, UHCI2, HDA)
Option for configuring PIRQ A
5,6,7,9,10,11,12
Manual assignment
Auto
Automatic assignment by BIOS and the operat-
ing system
PIRQ B (PCIEX1, ETH1)
Option for configuring PIRQ B
5,6,7,9,10,11,12
Manual assignment
Auto
Automatic assignment by BIOS and the operat-
ing system
PIRQ C (PCIEX2, IF slot)
Option for configuring PIRQ C
5,6,7,9,10,11,12
Manual assignment
Auto
Automatic assignment by BIOS and the operat-
ing system
PIRQ D
(SATA,UHCI1,SMB,
PCIEX3)
Option for configuring PIRQ D
5,6,7,9,10,11,12
Manual assignment
Auto
Automatic assignment by BIOS and the operat-
ing system
PIRQ E
(INTD,UHCI3,PATA)
Option for configuring PIRQ E
5,6,7,9,10,11,12
Manual assignment
Auto
Automatic assignment by BIOS and the operat-
ing system
PIRQ F (INTA)
Option for configuring PIRQ F
5,6,7,9,10,11,12
Manual assignment
Auto
Automatic assignment by BIOS and the operat-
ing system
PIRQ G (INTB)
Option for configuring PIRQ G
5,6,7,9,10,11,12
Manual assignment
Auto
Automatic assignment by BIOS and the operat-
ing system
PIRQ H
(INTC,UHCI0,EHCI)
Option for configuring PIRQ H
5,6,7,9,10,11,12
Manual assignment
None
No interrupt assigned
1st exclusive PCI
This option is used to determine if the IRQ list-
ed under PIRQ x is handled exclusively (no IRQ
sharing).
Information:
This is only displayed if a PIRQ is con-
figured manually (e.g. 5).
x
Assigns the PIRQ as the 1st exclusive PCI IRQ
Table 147: 945GME Advanced - PCI interrupt routing - Configuration options