NAME

ioapic —

I/O Advanced Programmable Interrupt Controller

SYNOPSIS

ioapic0 at mainbus0

DESCRIPTION

ioapic is an I/O Advanced Programmable Interrupt Controller (APIC). It provides interrupt management for systems with multiple I/O subsystems and can distribute interrupts across multiple processors.

SEE ALSO

intro(4)

STANDARDS

ioapic is based on Intel's 82093AA I/O Advanced Programmable Interrupt Controller (I/O APIC) specification.

HISTORY

The ioapic driver first appeared in OpenBSD 3.5.

AUTHORS

The ioapic driver was written by Bill Sommerfield.