ARM R4 Manual De Usuario

ARM DDI 0363E

Copyright © 2009 ARM Limited. All rights reserved.

iii

ID013010

Non-Confidential, Unrestricted Access

Contents
Cortex-R4 and Cortex-R4F Technical Reference
Manual

About this book ........................................................................................................ xvii
Feedback .................................................................................................................. xxi

Introduction

About the processor ................................................................................................. 1-2

About the architecture .............................................................................................. 1-3

Components of the processor .................................................................................. 1-4

External interfaces of the processor ...................................................................... 1-11

Power management ............................................................................................... 1-12

Configurable options .............................................................................................. 1-13

Execution pipeline stages ...................................................................................... 1-17

Redundant core comparison .................................................................................. 1-19

Test features .......................................................................................................... 1-20

Product documentation, design flow, and architecture .......................................... 1-21

Product revision information .................................................................................. 1-24

Programmer’s Model

About the programmer’s model ............................................................................... 2-2

Instruction set states ................................................................................................ 2-3

Operating modes ..................................................................................................... 2-4

Data types ................................................................................................................ 2-5

Memory formats ....................................................................................................... 2-6

Registers .................................................................................................................. 2-7

Program status registers ........................................................................................ 2-10

Exceptions ............................................................................................................. 2-16

Acceleration of execution environments ................................................................ 2-27