Generic Interrupt Controller versions 3 and 4

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Introduction

This page seeks to give a quick reference to the behaviour of the version 3 and 4 GIC, especially relative to version 2. It heavily references [User:Gravaera/Generic Interrrupt Controller], and recommends that page as prior reading.

Version difference summary

Differences between GICv2 and GICv3

Differences between GICv3 and GICv4

Redistributors

Message-Based IRQ support

Locality-based Peripheral IRQ

Interrupt Translation Service

References