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Board Manual 37
Intel
®
IQ80321 I/O Processor Evaluation Platform
Hardware Reference Section
3.6 Interrupt Routing
The IQ80321 Interrupt routing.
Figure 7. External Interrupt Routing to Intel
®
80321 I/O Processor
A9450-02
XINT0
Intel
®
80321 I/O Processor
INTA# Gigabit Ethernet
UART Interrupt
INTA# from S-PCI-X Slot
INTB# from S-PCI-X Slot
MUX
XINT1
MUX
XINT2
XINT3
MUX
Primary PCI-X INTA#
Primary PCI-X INTB#
Primary PCI-X INTC#
Primary PCI-X INTD#