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Pci interrupt routing, Pci interrupt routing in pic mode, Pci interrupt routing in apic mode – Gateway 920 User Manual

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Electronic specifications

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PCI interrupt routing

PCI interrupt routing in PIC mode

PCI interrupt routing in APIC mode

Device

Interrupt A

Interrupt B

Interrupt C

Interrupt D

USB

PCI IRQ 5

Intel 82540EM

PCI IRQ 1

Rage XL

PCI IRQ 0

PCI slot 1

PCI IRQ 2

PCI IRQ 3

PCI IRQ 2

PCI IRQ 3

PCI slot 2

PCI IRQ 4

PCI IRQ 6

PCI IRQ 4

PCI IRQ 6

PCI slot 3

PCI IRQ 7

PCI IRQ 8

PCI IRQ 7

PCI IRQ 8

PCI slot 4

PCI IRQ 9

PCI IRQ 10

PCI IRQ 9

PCI IRQ 10

PCI slot 5

PCI IRQ 11

PCI IRQ 12

PCI IRQ 11

PCI IRQ 12

IO APIC Entry

IO APIC

Interrupt Source

INTIN 0

ISA IO APIC

IRQ 0 / INTR

INTIN 1

ISA IO APIC

IRQ 1

INTIN 2

ISA IO APIC

IRQ 2 / SMI

INTIN 3

ISA IO APIC

IRQ 3

INTIN 4

ISA IO APIC

IRQ 4

INTIN 5

ISA IO APIC

IRQ 5

INTIN 6

ISA IO APIC

IRQ 6

INTIN 7

ISA IO APIC

IRQ 7

INTIN 8

ISA IO APIC

IRQ 8

INTIN 9

ISA IO APIC

IRQ 9

INTIN 10

ISA IO APIC

IRQ 10

INTIN 11

ISA IO APIC

IRQ 11

INTIN 12

ISA IO APIC

IRQ 12