T13/2132-D Revision 3June 23, 2010

Contents

 

 

Page

Points of Contact

ii

Document Status

v

New Capabilities added to EDD-4

v

Contents

vi

Tables

ix

Figures

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x

Foreword

xi

Introduction

xi

1 Scope

1

2 Normative references

3

2.1

General

3

2.2

Approved references

3

2.3

References under development

4

2.4

Other references

4

3 Definitions, abbreviations, and conventions

5

3.1

Definitions and abbreviations

5

3.2

Symbols and abbreviations

6

3.3

Conventions

6

 

3.3.1 Overview

6

 

3.3.2 Precedence

7

 

3.3.3 Lists

7

 

3.3.4 Keywords

8

 

3.3.5 Numbering

8

 

3.3.6 Bit conventions

9

 

3.3.7 Number range convention

9

 

3.3.8 Register and CF Contents

9

 

3.3.9 Interrupt Services and Functions

9

 

3.3.10 Byte, word, DWord, and QWord Relationships

10

 

3.3.11 ATA string convention

10

4 Overview

12

5 <8GB INT 13h Functions (Conventional Functions)

13

6 >8GB INT 13h Functions

15

6.1

Overview

15

6.2

Data Structure

15

6.3

Removable Media

17

6.4

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INT 13h Interface Subsets 17

 

6.4.1 Overview

17

 

6.4.2 Fixed Disk Access Subset

17

 

6.4.3 Device Locking and Ejecting Subset

18

 

6.4.4 Enhanced Disk Drive (EDD) Support Subset

18

vi

Working Draft Enhanced Disk Drive - 4 (EDD-4)

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Western Digital T13/2132-D manual Contents