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Software • BIOS options
Automation PC 620 with 945GME N270 CPU board User's Manual V 1.10
PIRQ F (INTA,
ETH2) Option for setting the PIRQ F. Auto Automatic assignment by the BIOS and operating
system.
5,6,7,9,10,11,12 Manual assignment.
PIRQ G (INTB) Option for setting the PIRQ G. Auto Automatic assignment by the BIOS and operating
system.
5,6,7,9,10,11,12 Manual assignment.
PIRQ H (UHCI0,
EHCI) Option for setting the PIRQ H. Auto Automatic assignment by the BIOS and operating
system.
5,6,7,9,10,11,12 Manual assignment.
1st Exclusive PCI With this option you can determine if the
IRQ assigned to the PIRQ x is handled
exclusively (no IRQ sharing).
Information:
Is only displayed if a PIRQ is manually
set (e.g. 5).
None No interrupt is assigned.
x Assigns the PIRQ as 1st exclusive PCI IRQ.
2nd Exclusive PCI With this option you can determine if the
IRQ assigned to the PIRQ x is handled
exclusively (no IRQ sharing).
Information:
Only displayed when two PIRQs are set
manually.
None No interrupt is assigned.
x Assigns the PIRQ as 2nd exclusive PCI IRQ.
3rd Exclusive PCI With this option you can determine if the
IRQ assigned to the PIRQ x is handled
exclusively (no IRQ sharing).
Information:
Only displayed in connection with an
APC620e and if three PIRQs are set
manually.
None No interrupt is assigned.
x Assigns the PIRQ as 3rd exclusive PCI IRQ.
BIOS setting Meaning Setting options Effect
Table 173: X945 Advanced PCI Interrupt Routing setting options (cont.)