ANSI INCITS484-2012 Information technology - SCSI Media Changer Command Set - 3 (SMC-3)《信息技术.小型计算机系统接口(SCSI)媒体转换器指令集3(SMC-3)》.pdf

1、American National StandardDeveloped byfor Information Technology SCSI Media Changer Commands - 3(SMC-3)INCITS 484-2012INCITS 484-2012Copyright American National Standards Institute Provided by IHS under license with ANSI Not for ResaleNo reproduction or networking permitted without license from IHS-

2、,-,-Copyright American National Standards Institute Provided by IHS under license with ANSI Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-INCITS 484-2012American National Standardfor Information Technology SCSI Media Changer Commands - 3(SMC-3)SecretariatInformat

3、ion Technology Industry CouncilApproved July 25, 2012American National Standards Institute, Inc.AbstractThis standard defines the SCSI commands and model for media changer devices.Copyright American National Standards Institute Provided by IHS under license with ANSI Not for ResaleNo reproduction or

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15、the only license that may be required to avoid infringement in the use ofthis standard.Copyright American National Standards Institute Provided by IHS under license with ANSI Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-i Contents Foreword vii Introductionxii 1

16、Scope 1 2 Normative references . 2 2.1 Normative references overview . 2 2.2 Approved references . 2 2.3 References under development . 2 3 Definitions, symbols and abbreviations. 3 3.1 Definitions . 3 3.2 Symbols and abbreviations . 6 3.3 Keywords 7 3.4 Conventions 8 3.5 Numeric conventions . 8 4 O

17、verview 10 5 Media changer model . 12 5.1 Introduction . 12 5.2 Media changer elements . 12 5.2.1 Elements overview . 12 5.2.2 Medium transport element 13 5.2.3 Storage element . 14 5.2.4 Import/export element 14 5.2.5 Data transfer element . 15 5.2.6 Element status maintenance requirements . 17 5.2

18、.7 Disabling/enabling elements . 18 5.2.8 Reporting elements in sense data 18 5.3 Additional Sense Codes and Exception Conditions 18 5.3.1 Overview 18 5.3.2 Conditions that report NOT READY 18 5.3.3 Media magazine additional sense codes. 19 5.3.4 Medium transport element addtional sense codes 20 5.3

19、.5 Mechanical positioning error addtional sense codes . 21 5.4 Volume tag information . 23 5.4.1 Volume tag overview 23 5.4.2 Volume tag assignments 23 5.4.3 Primary and alternate volume tag information . 24 5.4.4 Volume tag information format 24 5.5 Volume type codes and volume qualifier codes over

20、view 25 5.6 Data transfer device cleaning 26 5.6.1 Data transfer device cleaning introduction 26 5.6.2 Reporting data transfer device cleaning requests . 27 5.6.3 Cleaning data transfer devices . 27 5.6.4 Auto-cleaning . 27 5.7 TapeAlert application client . 28 5.7.1 TapeAlert introduction 28 5.7.2

21、TapeAlert usage model 31 5.7.3 TapeAlert flag activation and deactivation 32 5.7.4 TapeAlert Response log page 35 5.8 Capability-based command security 36 5.8.1 Capability-based command security (CbCS) overview 36 5.8.2 Association between commands and permission bits 36 5.8.3 The PERMISSION BIT MAS

22、K field in CbCS Capability 37 5.9 Media changer object descriptors 37 5.9.1 Media changer object descriptors overview 37 5.9.2 Media changer object descriptor format 37 Copyright American National Standards Institute Provided by IHS under license with ANSI Not for ResaleNo reproduction or networking

23、 permitted without license from IHS-,-,-ii 5.9.3 Element address object descriptor 38 5.9.4 Empty element object descriptor. 39 5.9.5 Volume barcode object descriptor 39 5.9.6 Primary volume tag object descriptor 40 5.9.7 Alternate volume tag object descriptor 40 5.9.8 Volume serial number object de

24、scriptor 40 5.9.9 Cleaning volume object descriptor 40 5.9.10 Data transfer device serial number object descriptor 41 5.9.11 Data transfer device designation object descriptor 41 5.10 Volume replication visibility . 42 6 Commands for media changer devices . 45 6.1 Summary of commands for media chang

25、ers 45 6.2 Commands allowed in the presence of various reservations 47 6.3 EXCHANGE MEDIUM command . 49 6.4 INITIALIZE ELEMENT STATUS command 51 6.5 INITIALIZE ELEMENT STATUS WITH RANGE command 52 6.6 MOVE MEDIUM command 53 6.7 MOVE VOLUME BY DESCRIPTOR command . 55 6.7.1 MOVE VOLUME BY DESCRIPTOR c

26、ommand introduction . 55 6.7.2 MOVE VOLUME BY DESCRIPTOR command parameter data 56 6.8 OPEN/CLOSE IMPORT/EXPORT ELEMENT command . 57 6.9 POSITION TO ELEMENT command 59 6.10 PREVENT ALLOW MEDIUM REMOVAL command 60 6.11 READ ATTRIBUTE command 62 6.11.1 READ ATTRIBUTE command introduction 62 6.12 READ

27、ELEMENT STATUS command 63 6.12.1 READ ELEMENT STATUS command introduction 63 6.12.2 Element status data 64 6.12.3 Element Status page 65 6.12.4 Medium transport element descriptor 67 6.12.5 Storage element descriptor 69 6.12.6 Import/export element descriptor 71 6.12.7 Data transfer element descript

28、or 73 6.12.8 Designation descriptor 74 6.13 REPORT ELEMENT INFORMATION command . 75 6.13.1 REPORT ELEMENT INFORMATION command introduction . 75 6.13.2 Supported Element Information Pages element information page . 77 6.13.3 Supported Volumes element information page 78 6.13.4 Element Static Informat

29、ion element information page . 80 6.13.5 Element State Information element information page 82 6.13.6 Element Location Information element information page . 85 6.13.7 Return All Supported Pages element information page . 87 6.14 REPORT SUPPORTED OBJECT DESCRIPTORS command . 88 6.15 REPORT VOLUME IN

30、FORMATION (16) command . 90 6.16 REPORT VOLUME INFORMATION (V) command . 91 6.16.1 REPORT VOLUME INFORMATION (V) command introduction . 91 6.16.2 Supported Volume Information Pages volume information page . 93 6.16.3 Volume Static Information volume information page . 95 6.16.4 Volume State Informat

31、ion volume information page 97 6.16.5 Volume Tag Information volume information page 101 6.16.6 Volume Replication Information volume information page . 103 6.16.7 Return All Supported Pages volume information page 107 6.17 REQUEST DATA TRANSFER ELEMENT INQUIRY command . 108 6.18 REPORT VOLUME TYPES

32、 SUPPORTED command . 110 6.18.1 REPORT VOLUME TYPES SUPPORTED command introduction . 110 6.18.2 Volume type and qualifier descriptor. 111 Copyright American National Standards Institute Provided by IHS under license with ANSI Not for ResaleNo reproduction or networking permitted without license from

33、 IHS-,-,-iii 6.19 REQUEST VOLUME ELEMENT ADDRESS command . 112 6.20 SEND VOLUME TAG command 114 6.20.1 SEND VOLUME TAG command introduction 114 6.20.2 SEND VOLUME TAG parameter data . 116 6.21 SET VOLUME INFORMATION command 117 6.21.1 SET VOLUME INFORMATION command introduction 117 6.21.2 Set Volume

34、 Replication Information volume information page . 118 6.22 WRITE ATTRIBUTE command 122 7 Parameters 123 7.1 Diagnostic parameters 123 7.2 Log parameters . 123 7.2.1 Log page codes 123 7.2.2 Media Changer Statistics log page . 124 7.2.3 Element Statistics log page 127 7.2.4 Media Changer Diagnostic

35、Data log page . 129 7.2.5 TapeAlert log page . 136 7.2.6 TapeAlert Response log page 138 7.2.7 Current Service Information log page . 139 7.3 Mode parameters 147 7.3.1 Mode page codes . 147 7.3.2 Device Capabilities mode page 148 7.3.3 Device Configuration Extension mode page 150 7.3.4 Extended Devi

36、ce Capabilities mode page . 152 7.3.5 Element Address Assignment mode page . 155 7.3.6 Informational Exceptions Control mode page 156 7.3.7 Transport Geometry Parameters mode page 160 7.4 Vital product data parameters . 161 7.4.1 VPD parameters overview and page codes 161 7.4.2 TapeAlert supported f

37、lags VPD page 162 Annex A . 163 Application client recommendations for using TapeAlert . 163 Annex B . 164 Volume replication operation example 164 Annex C . 166 Mapping of READ ELEMENT STATUS command to other commands 166 Copyright American National Standards Institute Provided by IHS under license

38、 with ANSI Not for ResaleNo reproduction or networking permitted without license from IHS-,-,-iv Tables Table 1 Numbering conventions examples 9 Table 2 Media magazine additional sense codes . 20 Table 3 Medium transport element additional sense codes 21 Table 4 Mechanical positioning error addition

39、al sense codes 22 Table 5 Volume tag information format 24 Table 6 VIQ field values . 25 Table 7 Volume type codes . 26 Table 8 Volume qualifier codes . 26 Table 9 TapeAlert flag severity 28 Table 10 TapeAlert flags (part 1 of 2) 29 Table 10 TapeAlert flags (part 2 of 2) 30 Table 11 TapeAlert flag a

40、ctivation and deactivation conditions (part 1 of 3) . 32 Table 11 TapeAlert flag activation and deactivation conditions (part 2 of 3) . 33 Table 11 TapeAlert flag activation and deactivation conditions (part 3 of 3) . 34 Table 12 Associations between commands and CbCS permissions . 36 Table 13 PERMI

41、SSION BIT MASK field format . 37 Table 14 Media changer object descriptor format 38 Table 15 MEDIA CHANGER OBJECT DESCRIPTOR CODE field values . 38 Table 16 Element address object descriptor format . 39 Table 17 Empty element object descriptor format 39 Table 18 EMPTY ELEMENT SELECTOR field values .

42、 39 Table 19 Volume barcode object descriptor format 39 Table 20 Volume serial number object descriptor format . 40 Table 21 Cleaning volume object descriptor format . 40 Table 22 CLEANING VOLUME SELECTOR field values 41 Table 23 Data transfer device serial number object descriptor format 41 Table 2

43、4 Data transfer device designation object descriptor format . 41 Table 25 Commands for media changer devices (part 1 of 3) 45 Table 25 Commands for media changer devices (part 2 of 3) 46 Table 25 Commands for media changer devices (part 3 of 3) 47 Table 26 SMC commands allowed in the presence of var

44、ious reservations . 48 Table 27 EXCHANGE MEDIUM command . 49 Table 28 INITIALIZE ELEMENT STATUS command 51 Table 29 INITIALIZE ELEMENT STATUS WITH RANGE command . 52 Table 30 MOVE MEDIUM command 53 Table 31 MOVE VOLUME BY DESCRIPTOR command 55 Table 32 Move volume by descriptor parameter data format

45、 56 Table 33 OPEN/CLOSE IMPORT/EXPORT ELEMENT command 57 Table 34 OPEN/CLOSE IMPORT/EXPORT ELEMENT action codes 57 Table 35 POSITION TO ELEMENT command . 59 Table 36 PREVENT ALLOW MEDIUM REMOVAL command . 60 Table 37 PREVENT field values . 60 Table 38 READ ATTRIBUTE command . 62 Table 39 READ ELEMEN

46、T STATUS command 63 Table 40 ELEMENT TYPE CODE field values 64 Table 41 Element status data 65 Table 42 Element Status page 66 Table 43 Medium transport element descriptor 67 Table 44 MEDIUM TYPE field values 68 Table 45 Storage element descriptor . 69 Table 46 Import/export element descriptor 71 Ta

47、ble 47 Data transfer element descriptor . 73 Table 48 Designation descriptor fields . 74 Table 49 REPORT ELEMENT INFORMATION command . 75 Copyright American National Standards Institute Provided by IHS under license with ANSI Not for ResaleNo reproduction or networking permitted without license from

48、 IHS-,-,-v Table 50 Element information page codes . 76 Table 51 Supported Element Information Pages element information page . 77 Table 52 Supported element information pages descriptor 78 Table 53 Supported Volumes element information page 78 Table 54 Supported volumes descriptor 79 Table 55 Supported volume parameter 80 Table 56 WRITE CAPABLE field values . 80 Table 57 Element Static Information element information page . 81 Table 58 Element static in