ISO-14776-341-2000.pdf
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1、INTERNATIONAL STANDARD ISO/IEC 14776-341 First edition 2000-06 Information technology Small Computer System Interface-3 (SCSI-3) Part 341: Controller Commands (SCC) Reference number ISO/IEC 14776-341:2000(E) Copyright International Organization for Standardization Provided by IHS under license with
2、ISO Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 04/03/2007 02:36:00 MDTNo reproduction or networking permitted without license from IHS -,-,- Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=IHS Employees/1111111001, Us
3、er=Wing, Bernie Not for Resale, 04/03/2007 02:36:00 MDTNo reproduction or networking permitted without license from IHS -,-,- INTERNATIONAL STANDARD ISO/IEC 14776-341 First edition 2000-06 Information technology Small Computer System Interface-3 (SCSI-3) Part 341: Controller Commands (SCC) ISO/IEC 2
4、000 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from the publisher. ISO/IEC Copyright Office Case postale 56 CH-12
5、11 Genve 20 Switzerland PRICE CODE XB For price, see current catalogue Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 04/03/2007 02:36:00 MDTNo reproduction or networking permitted w
6、ithout license from IHS -,-,- 14776-341 ISO/IEC:2000(E) ii IS SCSI-3 Controller Commands PATENT STATEMENT The International Organization for Standardization (ISO) and International Electrotechnical Commission (IEC) draw attention to the fact that it is claimed that compliance with this International
7、 Standard may involve the use of patents concerning SCC. The ISO and IEC take no position concerning the evidence, validity and scope of this patent right. The holder of this putative patent right has assured the ISO and IEC that they are willing to negotiate licences under reasonable and non-discri
8、minatory terms and conditions with applicants throughout the world. In this respect, the statement of the holder of the putative patent rights is registered with the ISO and IEC. Information may be obtained from: IBM Corporation Intellectual Property Licensing 5600 Cottle Road San Jose, CA 95153 Att
9、ention is drawn to the possibility that some of the elements of this International Standard may be the subject of patent rights other than those identified above. ISO and IEC shall not be held responsible for identifying any or all such patent rights. Copyright International Organization for Standar
10、dization Provided by IHS under license with ISO Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 04/03/2007 02:36:00 MDTNo reproduction or networking permitted without license from IHS -,-,- 14776-341 ISO/IEC:2000(E) IS SCSI-3 Controller Commands iii Contents Page Foreword x Intr
11、oduction . xi 1 Scope .1 2 Normative references .1 2.1 Normative references 1 2.2 Approved references .1 2.3 References under development 1 3 Definitions, symbols, abbreviations, and conventions 1 3.1 Definitions .1 3.2 Abbreviations 4 3.3 Conventions 4 4 General .6 5 Models for systems containing a
12、rrays of devices .7 5.1 General .7 5.2 System layering model 7 5.2.1 SACL functions 7 5.2.2 Protocol conversion layer .8 5.2.3 Storage array conversion layer (SACL) .9 5.2.4 Examples of system layering variations .10 5.2.5 Branch of generic layers 11 5.2.6 Software SACL with a branch of SCSI disks 1
13、2 5.2.7 Branch with HBA SACL 13 5.2.8 Branch with bridge controller SACL .14 5.2.9 Branch with SACLs in multiple layers 15 5.3 Model for SCSI-3 storage arrays .16 5.3.1 SCSI storage array addressing 16 5.3.1.1 SCSI-3 storage array base address 16 5.3.1.2 Eight byte LUN structure .16 5.3.1.3 Componen
14、t device address method .18 5.3.1.4 Logical unit address method .18 5.3.1.5 Peripheral device address method 19 5.3.1.6 Redundancy group address method .20 5.3.1.7 Spare address method 20 5.3.1.8 Volume set address method .20 5.3.2 SCSI-3 storage array objects .21 5.3.2.1 Adding objects .21 5.3.2.2
15、Association of objects .21 5.3.2.3 Attachment of objects 21 5.3.2.4 Covering of objects .22 5.3.2.5 Exchanging objects .22 5.3.2.6 Protected objects 22 5.3.2.7 Removing objects 22 5.3.2.8 Component device 23 5.3.2.9 Peripheral device 23 5.3.2.10 P_extent 23 5.3.2.11 Ps_extent 23 5.3.2.12 Redundancy
16、group 24 5.3.2.12.1 No redundancy method of check data mapping .27 5.3.2.12.2 Copy redundancy method of check data mapping .27 Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=IHS Employees/1111111001, User=Wing, Bernie Not for Resale, 04/03/20
17、07 02:36:00 MDTNo reproduction or networking permitted without license from IHS -,-,- 14776-341 ISO/IEC:2000(E) iv IS SCSI-3 Controller Commands 5.3.2.12.3 XOR or P+Q redundancy method of check data mapping .27 5.3.2.12.4 Vendor specific redundancy method of check data mapping .27 5.3.2.13 Spares .2
18、7 5.3.2.14 Volume sets 28 5.3.3 SCSI-3 storage array operations 34 5.3.3.1 Rebuild operation 34 5.3.3.2 Recalculate operation .34 5.3.3.3 Regenerate operation .34 5.3.3.4 Verify operation .34 5.3.4 SCSI-3 storage array states .34 5.3.5 SCSI-3 storage array exception conditions 34 6 Commands for SCSI
19、-3 storage array devices 36 6.1 Commands 36 6.2 MAINTENANCE(IN) command .37 6.2.1 MAINTENANCE(IN) command service actions .37 6.2.1.1 REPORT ASSIGNED/UNASSIGNED P_EXTENT service action 37 6.2.1.2 REPORT COMPONENT DEVICE service action .40 6.2.1.3 REPORT COMPONENT DEVICE ATTACHMENTS service 43 6.2.1.
20、4 REPORT PERIPHERAL DEVICE service action 47 6.2.1.5 REPORT PERIPHERAL DEVICE ASSOCIATIONS service action 49 6.2.1.6 REPORT PERIPHERAL DEVICE/COMPONENT DEVICE IDENTIFIER service action 52 6.2.1.7 REPORT STATES service action .54 6.3 MAINTENANCE (OUT) commands 62 6.3.1 MAINTENANCE (OUT) command servi
21、ce actions 62 6.3.1.1 ADD PERIPHERAL DEVICE/COMPONENT DEVICE service action .63 6.3.1.2 ATTACH TO COMPONENT DEVICE service action 64 6.3.1.3 BREAK PERIPHERIAL DEVICE/COMPONENT DEVICE service action .65 6.3.1.4 EXCHANGE P_EXTENT service action .66 6.3.1.5 EXCHANGE PERIPHERAL DEVICE/COMPONENT DEVICE s
22、ervice action 68 6.3.1.6 INSTRUCT COMPONENT DEVICE service action 69 6.3.1.7 REMOVE PERIPHERAL DEVICE/COMPONENT DEVICE service action .70 6.3.1.8 SET PERIPHERAL DEVICE/COMPONENT DEVICE IDENTIFIER service action 71 6.4 REDUNDANCY GROUP (IN) command .73 6.4.1 REDUNDANCY GROUP (IN) command service acti
23、ons .73 6.4.1.1 REPORT REDUNDANCY GROUPS service action .73 6.4.1.2 REPORT UNASSIGNED REDUNDANCY GROUP SPACE service action 77 6.5 REDUNDANCY GROUP (OUT) command .80 6.5.1 REDUNDANCY GROUP (OUT) command service actions .80 6.5.1.1 CONTROL GENERATION OF CHECK DATA service action .81 6.5.1.2 CREATE/MO
24、DIFY REDUNDANCY GROUP service action .82 6.5.1.3 DELETE REDUNDANCY GROUP service action .85 6.5.1.4 REBUILD P_EXTENT service action 86 6.5.1.5 REBUILD PERIPHERAL DEVICE service action .88 6.5.1.6 RECALCULATE CHECK DATA service action .91 6.5.1.7 VERIFY CHECK DATA service action 92 6.6 VOLUME SET (IN
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