About this Manual

Overview of Contents

This manual is divided into the following chapters and appendices.

zChapter 1, Introduction, on page 13

Provides an overview of the Cechpoint service functionilty and provides references to standard SAF documents.

zChapter 2, API Description, on page 17

Provides information that is required when writing applications that make use of the Checkpoint service. It also explains non-standard extensions that were added to the service.

zAppendix A, Sample Application, on page 23

Describes the sample application that is available for the Checkpoint service

zAppendix B, Related Documentation, on page 25

Provides references to related user documentation and standard specifications.

Abbreviations

This document uses the following abbreviations:

Abbreviation

Definition

 

 

AIS

Application Interface Specification

 

 

AMF

Availability Management Framework

 

 

API

Application Programming Interface

 

 

AvSv

Availability Service

 

 

CLI

Command Line Interface

 

 

CLM

Cluster membershipt Service

 

 

CPA

Checkpoint Agent

 

 

CPD

Checkpoint Director

 

 

CPND

Checkpoint Node Director

 

 

CPSv

Checkpoint service

 

 

DTSv

Distributed Tracing Service

 

 

HPI

Hardware Platform Interface

 

 

LEAP

Layered Environment for Accelerated Portability

 

 

MBCSv

Message-Based Checkpoint Service

 

 

Checkpoint Service Programmer’s Reference (6806800C47B)

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Motorola 6806800C47B manual About this Manual, Overview of Contents, Abbreviations

6806800C47B specifications

The Motorola 68000 series microprocessor, which includes the 68000, 68010, 68020, and others, significantly impacted the development of computing technology. Among its variants is the Motorola 68000, often referenced for its advanced features, performance, and capacity for versatility, making it one of the most prominent processors in its time.

The Motorola 68000, with its 16-bit data bus and 32-bit internal architecture, provided a potent combination of speed and efficiency. This processor features a clock speed ranging from 5 to 25 MHz, enabling high-performance computing for a range of applications, from personal computers to embedded systems. It utilizes a sophisticated instruction set that accommodates complex operations, enabling developers to write efficient and powerful software.

One of the main characteristics of the Motorola 68000 is its ability to address 24 bits of memory space, allowing it to access up to 16 MB of RAM directly. This memory addressing capability was an impressive feature during its release, supporting more extensive and more complex applications than most contemporaries could handle at the time.

The architecture of the Motorola 68000 is notable for its orthogonal design, which provides a rich set of addressing modes, making it versatile for various programming tasks. Its instruction set includes operations for arithmetic, logic, and data manipulation, coupled with strong support for multitasking and complex data structures, essential for modern operating systems.

In terms of technology, the Motorola 68000 employed a dual-processor architecture that enabled it to work alongside other processors, such as the Motorola 68881 and 68882 floating-point coprocessors, significantly enhancing its computational capabilities especially in graphics, scientific calculations, and complex algorithms.

Furthermore, the 68000 series processors were known for their excellent interrupt handling capabilities, making them suitable for real-time applications. This feature was particularly valuable in embedded systems, telecommunications, and industrial control systems, allowing for responsiveness in processing external events.

The 68000 microprocessor also gained popularity in the world of gaming and graphics, being utilized in iconic devices like the Sega Genesis and the Atari ST series. Its performance and flexibility in diverse applications ensured that the 68000 series left an indelible mark on the evolution of computing technology, influencing generations of system design.

In conclusion, the Motorola 68000, particularly the 68000 series, is a foundation in microprocessor history, celebrated for its capabilities in memory management, software development, and multi-faceted applications that paved the way for modern computing.