Chapter 4 System Support; Introduction - Compaq Evo D500 Technical Reference Manual

Chapter 4
SYSTEM SUPPORT

4. Chapter 4 SYSTEM SUPPORT

4.1

INTRODUCTION

This chapter covers subjects dealing with basic system architecture and covers the following
topics:
♦ PCI bus overview (4.2)
♦ AGP bus overview (4.3)
♦ System resources (4.4)
♦ System clock distribution (4.5)
♦ Real-time clock and configuration memory (4.6) page 4-23
♦ System management (4.7)
♦ Register map and miscellaneous functions (4.8) page 4-38
This chapter covers functions provided by off-the-shelf chipsets and therefore describes only basic
aspects of these functions as well as information unique to the systems covered in this guide. For
detailed information on specific components, refer to the applicable manufacturer's
documentation.
page 4-2
page 4-10
page 4-15
page 4-22
page 4-33
Compaq Deskpro and Evo Personal Computers
Featuring Intel Celeron and Pentium III Processors
Fifth Edition - March 2002
Technical Reference Guide
4-1