Gateway 980 PCI interrupt routing in PIC mode, Electronic specifications, Device, Interrupt A

Electronic specifications

Interrupt (IRQ)	Description
5	USB
6	Diskette controller
7	Parallel
8	Real-time clock
9	ACPI SCI
10
11
12	Mouse controller
13	System interrupt/FERR
14	Primary IDE
15	Secondary IDE

PCI interrupt routing

PCI interrupt routing in PIC mode

Device	Interrupt A	Interrupt B	Interrupt C	Interrupt D
Rage XL	-ICH3 P IRQB
Debug slot	-ICH3 P IRQE	-ICH3 P IRQF	-ICH3 P IRQG	-ICH3 P IRQH
Intel 82544GC	P1 IRQ 0
SCSI 7899W	S1 IRQ 0	S1 IRQ 1
PCI slot 1	S1 IRQ 4	S1 IRQ 5	S1 IRQ 2	S1 IRQ 3
PCI slot 2	-S2 IRQ 4	-S2 IRQ 5	-S2 IRQ 6	-S2 IRQ 7
PCI slot 3	PCI IRQ 0	PCI IRQ 1	PCI IRQ 2	PCI IRQ 3
PCI slot 4	-P2 IRQ 4	-P2 IRQ 5	-P2 IRQ 6	-P2 IRQ 7
PCI slot 5	-P2 IRQ 0	-P2 IRQ 1	-P2 IRQ 2	-P2 IRQ 3

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