Motorola MVME2400 Series Manual de Serviço Página 60

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Hawk PCI Host Bridge & Multi-Processor Interrupt Controller
2
Read-ahead buffer for reads from the PPC bus.
Four independent software programmable slave map decoders.
Interrupt Controller
–MPIC compliant.
MPIC programming model.
Support for 16 external interrupt sources and two processors.
Supports 15 programmable Interrupt and Processor Task priority
levels.
Supports the connection of an external 8259 for ISA/AT
compatibility.
Distributed interrupt delivery for external I/O interrupts.
Multiprocessor interrupt control allowing any interrupt source to
be directed to either processor.
Multilevel cross processor interrupt control for multiprocessor
synchronization.
Four Interprocessor Interrupt sources
Four 32-bit tick timers.
Processor initialization control
Two 64-bit general purpose registers for cross-processor
messaging.
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