0 INTRODUCTION 7

0.1 Purpose 7

0.2 Scope 7

0.0 Reference Documents 8

0.1 Abbreviations And Acronyms 8

0.0 Stylistic Conventions 9

0.1 Naming Conventions 9

0.2 Problem Reporting/Change Request 9

1 USER'S GUIDE 11

1.1 General about drivers 11

1.2 Overview 11

1.3 User Interface to the Driver 11

1.4 Interrupts 13

2 REFERENCE 14

2.1 Introduction 14

2.2 Functions 14

2.2.1 open 15

2.2.2 close 18

2.2.3 ioctl 19

2.3 IOCTL control commands 23

2.3.1 Read Commands 23

2.3.2 Write Commands 25

2.4 Include files 29

2.5 Tools 29

3 INSTALLATION 30

3.1 Installation Prerequisites 30

3.1.1 Hardware Requirements 30

3.1.2 Software Requirements 30

3.2 Building the Software 30

3.3 Installation Procedure 31

3.4 Installation Script Example 32

3.5 Installation Verification 33

4 ERROR MESSAGES AND RECOVERY 34

4.1 Common Driver Errors 34

4.2 aio specific Errors 35

Quadralay Corporation http://www.webworks.com Voice: (512) 719-3399 Fax: (512) 719-3606 sales@webworks.com