ANSI INCITS 270 : 1996

Foreword
0 Introduction
1 Scope of the Architecture
  1.1 Scope of SCSI-3 Standards
  1.2 Architecture Standard
  1.3 Implementation Standards
2 Normative References
3 Glossary and Conventions
  3.1 Glossary
  3.2 References to SCSI Standards
  3.3 Acronyms and Abbreviations:
  3.4 Editorial Conventions
  3.5 Numeric Conventions
  3.6 Reserved Fields and Codes
  3.7 Objects and Object Notation
  3.8 Notation for Procedures and Functions
  3.9 State Diagram
4 SCSI-3 Architecture Model
  4.1 Introduction
  4.2 The SCSI-3 Distributed Service Model
  4.3 The SCSI-3 Client-Server Model
  4.4 The SCSI-3 Structural Model
  4.5 SCSI Domain
  4.6 The Service Delivery Subsystem
  4.7 SCSI Device Models
  4.8 The SCSI-3 Model for Distributed Communications
5 SCSI Command Model
  5.1 Command Descriptor Block
  5.2 Status
  5.3 Protocol Services in Support of Execute Command
  5.4 Task and Command Lifetimes
  5.5 Command Processing Examples
  5.6 Command Processing Considerations and Exception Conditions
6 Task Management Functions
  6.1 ABORT TASK
  6.2 ABORT TASK SET
  6.3 CLEAR ACA
  6.4 CLEAR TASK SET
  6.5 TARGET RESET
  6.6 TERMINATE TASK
  6.7 Task Management Protocol Services
  6.8 Task Management Function Example
7 Task Set Management
  7.1 Terminology
  7.2 Task Management Events
  7.3 Task Abort Events
  7.4 Task States
  7.5 Task Attributes
  7.6 Task State Transitions
  7.7 Task Set Management Examples

Specifies a reference model for the coordination of standards applicable to SCSI-3 I/O systems and a set of common behavioral requirements which are essential for the development of host software and device firmware that can interoperate with any SCSI-3 interconnect or protocol.