HP Vectra XU5 User manual

Vectra XU Technical Reference Introduction •• 1

Vectra XU Hardware and BIOS Technical Reference

Manual

Trademarks

Printed Manual Information

Introduction

Preface

Conventions

Ordering Information for the Phoenix BIOS Manual

Bibliography

System Overview

Introduction

PCI Local Bus Architecture

System Block Diagram

Principal Components and Features

System Board

Processor

Superscalar Architecture

Floating Point Unit (FPU)

Dynamic Branch Prediction

Instruction and Data Cache

Data Integrity

PCI Chip Set

PCI, Cache, and Memory Controller (PCMC)

Local Bus Accelerator (LBX)

The PCI/ISA Bridge (PCEB and ESC)

Super I/O Chip Set

Flexible Drive Controller (FDC)

Serial/Parallel Ports

Graphics/Integrated Video

Video Controller

Video Clock Generator

Video Resolutions Supported

PCI LAN/SCSI-2 Controller

IDE to PCI Controller

Flash ROM

Security Features

System Specifications

Physical Characteristics

Electrical Specifications

Environmental Specifications

Summary of the HP BIOS

Overview

Overview of Address Space

I/O Addresses Used by the System

System Memory Map

Vectra XU Technical Reference Introduction •• 2

Product Identification

Machine Capability and Extension of Capability Markers

BIOS Version Number

Year of the ROM BIOS Release

Week of the ROM BIOS Release

HP BIOS I/O Port Map

Addressing System Board Components

Interrupt Controllers

PCI Interrupt Request Lines

The Integrated Ultra VGA Controller

Overview

Video Memory

Video Modes

Energy Saving Screen Blanking

Supported Enhanced Video Modes

VESA Connector

Power-On Self Tests

Overview

Power-On Self Test (POST)

Shadow RAM

Error Codes

Vectra XU Technical Reference Introduction •• 3

Trademarks

Centronics® is a registered trademark of Centronics

Data Computer Corporation.

Microsoft® and MS-DOS® are U.S. registered trademarks

of Microsoft Corporation.

LANManager, Microsoft Windows and OS/2 are products

of Microsoft Corporation.

Novell® and NetWare® are U.S. registered trademarks

of Novell, Inc.

Pentium™ is a trademark of Intel Corporation.

Vectra XU Technical Reference Introduction •• 4

Printed Manual Information

Printed in France, April 1995

HP Part Number D3080-90911, Edition 2

Vectra XU Technical Reference Introduction •• 5

Introduction

Vectra XU Technical Reference Introduction •• 6

Preface

This manual is a technical reference and BIOS document for engineers and technicians who

provide system level support, or who are engaged in the design of system-compatible

products. It is assumed that the reader possesses a fairly detailed understanding of AT-

compatible microprocessor functions and digital addressing techniques.

Technical information that is readily available from other sources, such as manufacturer's

proprietary publications, has not been reproduced.

For additional reference material, refer to the bibliography.

This manual contains summary BIOS information only. For detailed information, we

recommend the reference work cited in the next section.

Vectra XU Technical Reference Introduction •• 7

Conventions

The following conventions are used throughout this manual to identify specific elements:

•Hexadecimal numbers are identified by a lower case h.

For example, 0FFFFFFFh or 32F5h

•Binary numbers and binary bit patterns are identified by a lower case b.

For example, 11101b or 1001011b

Vectra XU Technical Reference Introduction •• 8

Ordering Information for the Phoenix BIOS Manual

System BIOS for IBM PCs, Compatibles, and EISA Computers (ISBN 0-201-57760-7) by

Phoenix Technologies is available in many bookstores. It can also be ordered directly from

the publisher as follows:

In the U.S.A.

Call Addison-Wesley in Massachusetts at +1-800-447-2226, and be prepared to give a

credit card number and expiry date.

In Europe

Send a request to:

Addison-Wesley

Concertgebouwplein 25

1071 LM Amsterdam, The Netherlands

Tel.: +31 (20) 671 72 96

Fax: +31 (20) 675 21 41

Vectra XU Technical Reference Introduction •• 9

Bibliography

•Vision864 GUI Accelerator© S3 Incorporated, 2770 San Tomas Expressway, Santa

Clara, CA 95051-0981

•Am79C960 PCnet-ISA, Single-Chip Ethernet Controller for ISA™ Advanced Micro

Devices, Incorporated

•System BIOS for IBM PCs, Compatibles, and EISA Computers (ISBN 0-201-57760-7)

by Phoenix Technologies. Addison-Wesley (publisher)

The following Hewlett Packard publications may also assist the reader of this manual.

•HP Vectra XU PC Setting Up Your PC and Getting Started manuals

(D3080B xxxxx, where xxxxx is the language option)

•HP Vectra XU PC Familiarization Guide (D308xA+49A+90001)

•HP Vectra PC Service Handbook (5963-6104)

The following Intel® publications provide more detailed information:

•PENTIUM Processor (241595-1)

•82430 PCIset for the PENTIUM Processor (290481-001)

•82424TX Cache and DRAM Controller (290471-001)

•82423TX Data Path Unit (290472-001)

•823781B System I/O (290473-001)

Vectra XU Technical Reference System Overview •• 10

System Overview

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