Adaptec AHA-2940UW/OF User manual

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User’s Guide
AHA-2940UW/OF and
AHA-2944UW/OF
PCI to UltraSCSI Host Adapters for Open
Firmware Systems

Adaptec, Inc.
691 South Milpitas Boulevard
Milpitas, CA 95035
© 1998 Adaptec, Inc.
All rights reserved. Adaptec, and the Adaptec logo are
trademarks of Adaptec, Inc. which may be registered in
some jurisdictions.
Printed in Singapore
STOCK NO.: 511612-00, Rev. A KL 3/98
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▼ ▼ ▼ ▼ AHA-2940UW/OF and
AHA-2944UW/OF
Open Firmware
User’s Guide

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Copyright
© 1998 Adaptec, Inc. All rights reserved. No part of this publication may be
reproduced, stored in a retrieval system, or transmitted in any form or by any means,
electronic, mechanical, photocopying, recording or otherwise, without the prior
written consent of Adaptec, Inc., 691 South Milpitas Blvd., Milpitas, CA 95035.
Trademarks
Adaptec, the Adaptec logo, AHA, PowerDomain, and SCSISelect are trademarks of
Adaptec, Inc. which may be registered in some jurisdictions.
All other trademarks are owned by their respective owners.
Changes
The material in this document is for information only and is subject to change
without notice. While reasonable efforts have been made in the preparation of this
document to assure its accuracy, Adaptec, Inc. assumes no liability resulting from
errors or omissions in this document, or from the use of the information contained
herein.
Adaptec reserves the right to make changes in the product design without reservation
and without notification to its users.
Adaptec Technical Support and Services
If you have questions about installing or using your Adaptec product, check this
user’s guide first—you will find answers to most of your questions here. If you need
further assistance, please contact us. We offer the following support and information
services:
Electronic Support
Technical information, including product literature, answers to commonly asked
questions, information on software upgrades and other topics is available
electronically through the following:
■Adaptec World Wide Web (WWW) site at http://www.adaptec.com.
■File Transfer Protocol (FTP) server at ftp.adaptec.com
.
■Adaptec USA Bulletin Board Service (BBS) at 408-945-7727; supports up to 28,800
bps (bits per second), 8 data bits, 1 stop bit, no parity. No product literature is
available on the Adaptec BBS.
■Interactive Fax System at 303-684-3400; available 24 hours a day.
Technical and Product Support
■For technical support and information about many of Adaptec’s electronic
support services, call 800-959-7274 or 408-945-2550, 24 hours a day, 7 days a week.
■To use the Adaptec Interactive Support System, call 800-959-7274 or 408-945-2550,
24 hours a day, 7 days a week. The system prompts you with questions regarding
your problem and then provides step-by-step troubleshooting instructions.
■To speak with a product support representative, call 408-934-7274, M–F, 6:00 A.M.
to 5:00 P.M., Pacific Time. After hours, on weekends, and on holidays, product
support is also available for a fee at 800-416-8066.

iii
Sales and Ordering Information
■For sales information, call 800-959-7274 or 408-945-2550, M–F, 6:00 A.M. to 5:00
P.M., Pacific Time.
■To order Adaptec software and SCSI cables, call 800-442-7274 or 408-957-7274,
M–F, 6:00 A.M. to 5:00 P.M., Pacific Time.
■To request additional documentation for Adaptec products, call 800-934-2766 or
510-732-3829, M–F, 6:00 A.M. to 5:00 P.M., Pacific Time.
Federal Communications Commission Radio Frequency Interference Statement
WARNING: Changes or modifications to this unit not expressly approved by the party responsi-
ble for compliance could void the user’s authority to operate the equipment.
This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses, and can
radiate radio frequency energy, and if not installed and used in accordance with the instruction
manual, may cause harmful interference to radio communications. However, there is no guaran-
tee that interference will not occur in a particular installation. However, if this equipment does
cause interference to radio or television equipment reception, which can be determined by turn-
ing the equipment off and on, the user is encouraged to try to correct the interference by one or
more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between equipment and receiver.
• Connect the equipment to an outlet on a circuit different from that to which the receiver is con-
nected.
• Consult the dealer or an experienced radio/television technician for help.
Use a shielded and properly grounded I/O cable and power cable to ensure compliance of this
unit to the specified limits of the rules.
This device complies with part 15 of the FCC rules. Operation is subject to the following two con-
ditions: (1) this device may not cause harmful interference and (2) this device must accept any
interference received, including interference that may cause undesired operation.
Canadian Compliance Statement
This Class B digital apparatus meets all requirements of the Canadian Interference-Causing
Equipment Regulations.
Cet appareil numérique de la classe B respecte toutes les exigences du Règlement sur le matérial
brouilleur du Canada.

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▼ ▼ ▼ ▼ Contents
1 Getting Started
Supported Platforms 1-1
Audience 1-1
Document Overview 1-2
Organization 1-2
Conventions 1-2
Notes, Cautions, and Warnings 1-3
2 Installation
Board Layout 2-2
Inserting the Host Adapter 2-3
Installing SCSI Devices 2-4
Internal SCSI Devices 2-5
External SCSI Devices 2-8
Installing the Device Driver (Version 2.0 or Later) for
Solaris/SPARC 2.5.1 or 2.6 2-9
Installation from a Floppy Disk 2-9
Installation from the Adaptec Web Site 2-10
Configuring SCSI Devices 2-11
Troubleshooting Checklist 2-12
3 Using SCSISelect
Selecting a Single-Chip Host Adapter with the P1275 User
Interface 3-1
Executing the SCSISelect Utility 3-2
Using the Configure/View Host Adapter Settings 3-3
Configuring SCSI Channel Interface Definitions 3-6
SCSI Device Configuration 3-8
Advanced Configuration 3-9

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AHA-2940UW/OF and AHA-2944UW/OF User’s Guide
Using the SCSI Disk Utilities 3-10
Using the Verify SCSI Disk Media Utility 3-12
Using the Format SCSI Disk Utility 3-13
A Default Device Configuration Data Settings
Initial Program Load Data File (ipldata.fc) A-1
Initial Program Load Data Settings A-1
SCSI ID Configuration Flags A-1
BIOS Control A-2
Host Adapter Control A-3
Host Adapter SCSI ID A-3
Bus Release Time A-3
Maximum # of Devices A-3
Reset Initialization Default Data Adjustments A-4
SCSI ID Configuration Flags A-4
Host Adapter Control A-4
Maximum # of Devices A-5
Adjusted Default Data Settings A-5
AHA-2940UW A-5
AHA-294XUW A-5
Index

1-1
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▼▼▼▼
Getting Started
The AHA®-2940UW/OF and AHA-2944UW/OF Open Firmware
host adapters provide powerful features to your
Solaris/UltraSPARC workstation. Your new SCSI (Small Computer
System Interface) host adapter features
■Fast, reliable data transfer among the SCSI devices connected
to it
■A configurable control utility that enables you to easily change
SCSI-related settings directly from your desktop
The AHA-2940UW/OF supports single-ended SCSI devices; the
AHA-2944UW/OF supports differential SCSI devices.
Supported Platforms
The AHA-2940UW/OF and AHA-2944UW/OF host adapters are
designed for UltraSPARC workstations and servers with PCI which
support the IEEE 1275 Open Firmware standard.
Audience
This publication is written for IS Managers and experienced users
who are familiar with SCSI device configuration and who have a
general understanding of Solaris/UltraSPARC workstations with
PCI.

1-2
AHA-2940UW/OF and AHA-2944UW/OF User’s Guide
Document Overview
This section covers the structure of this users guide, typographical
conventions, and notes, cautions, and warnings.
Organization
This chapter provides an overview of this user’s guide and explains
the typographical conventions and symbols used.
Chapter 2, Installation, describes how to install the
AHA-2940UW/OF and AHA-2944UW/OF host adapters, SCSI
devices, and device drivers.
Chapter 3, Using SCSISelect®, contains instructions for using the
SCSISelect utility.
Appendix A, Default Device Configuration Data Settings provides
device configuration settings.
Conventions
The following typographic conventions are used in this user’s
guide:
bold Used for keystrokes (press the Enter key) and for
options you are directed to select from a menu or
list (select Refresh Display from the Controller
menu).
Helvetica Used for commands (container break) and system
messages (Controller I/O has been paused...).