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Strany 1 - Scalar Intelligent Libraries

SCSI Reference GuideScalar Intelligent Libraries 6-00423-11 Rev A

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x TablesTable 87 Test Unit Ready statuses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90Tab

Strany 3 - Contents

90 SCSI CommandsTest Unit Ready (00h)What the Library Does With This CommandThe library returns status based on its current mode and state. These are

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 91Write Buffer (3Bh)What the Library Does With This CommandThe library will receive a

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92 SCSI Commands

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 1SCSI Command SupportDevice ModelQuantum intelligent libraries support both a Media Ch

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2 SCSI Command SupportDA Blade Controller Device Commands and ParametersThe following table lists the commands supported by the DA Blade Controller De

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 3Media Changer Commands and ParametersThe following table lists the commands supported

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4 SCSI Command SupportThe following table lists the parameters supported by the Media Changer. The Media Changer does not support any diagnostic param

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 5General Command Support BehaviorMultiple Initiator SupportMultiple initiators are not

Strany 11 - SCSI Command Support

6 SCSI Command SupportFor a complete list of all possible sense data and their causes, refer to Request Sense – 03h on page 77. This status informatio

Strany 12 - 2 SCSI Command Support

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 7Reserved FieldsReserved fields are not checked, and no error will be sent if they con

Strany 13 - do not support this command

8 SCSI Command SupportEXTENDED MESSAGE 01h Out This message is sent from an initiator to the target to attempt to negotiate synchronous or wide data t

Strany 14 - 4 SCSI Command Support

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 9Fibre Channel Interface SupportThe library Fibre Channel ports can be N_Ports for poi

Strany 15 - Multiple Initiator Support

Quantum Scalar® Intelligent Libraries SCSI Reference Guide, 6-00423-11, Ver. A, March 2011, Product of USA.Quantum Corporation provides this publicati

Strany 16 - Common CDB Fields

10 SCSI Command SupportAutocleaningThe library supports a user-configurable option to have the library automatically clean drives when requested by th

Strany 17 - Supported Interfaces

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 11SCSI CommandsInitialize Element Status - 07hWhat the Library Does With This CommandT

Strany 18 - 8 SCSI Command Support

12 SCSI CommandsInitialize Element Status CDB FormatThe INITIALIZE ELEMENT STATUS CDB format is shown in the following table.No Barcode Labels (NBL) –

Strany 19 - Mailbox Behavior

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 13Initialize Element Status With Range - E7hWhat the Library Does With This CommandThe

Strany 20 - Removed Drives

14 SCSI CommandsNumber of Elements - This field specifies the number of elements to check. Gaps in element types and addresses are automatically handl

Strany 21 - SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 15Inquiry - 12hWhat the Library Does With This CommandIn response to this command the

Strany 22 - 12 SCSI Commands

16 SCSI CommandsStandard Inquiry ResponsePeripheral Qualifier – A return value of 000b indicates that the library supports the peripheral device type

Strany 23 - Command Usage

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 17Peripheral Device Type – For Media Changer logical units, this field returns 01000b

Strany 24 - 14 SCSI Commands

18 SCSI CommandsSynchronous Transfer (Sync) – Returned as 1, indicating synchronous transfers are supported (applies to parallel SCSI only).Linked Com

Strany 25 - Inquiry - 12h

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 19IUS – This field is only returned for Media Changer logical units controlled via par

Strany 26 - Standard Inquiry Response

Quantum Scalar Intelligent Libraries SCSI Reference Guide iiiContents1 SCSI Command Support 1Device Model. . . . . . . . . . . . . . . . . . . . . . .

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20 SCSI CommandsPage Length - Returned as 03h, indicating the remaining number of bytes in this page following this field.First Page Code Supported -

Strany 28 - 18 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 21Device Identification Page (83h)Peripheral Qualifier – The return value 000b indicat

Strany 29 - Vital Product Data Pages

22 SCSI CommandsProtocol Identifier – The PROTOCOL IDENTIFIER field may indicate the SCSI transport protocol to which the identifier type applies. If

Strany 30 - Unit Serial Number Page (80h)

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 23Note: When the library is reported on LUN 1 by a drive, then NAA port identifier inf

Strany 31 - Identification Descriptors

24 SCSI CommandsThe eight-byte Node and Port Worldwide Names have the following format:Table 17 Controller Port Identification DescriptorBitByte765432

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 25Log Sense - 4DhWhat the Library Does with This CommandThe library returns informatio

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26 SCSI CommandsPage Code – The Page Code field identifies which log page is being requested by the initiator. Parameter Pointer - This field specifie

Strany 34 - 24 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 27Parameter Code – This field identifies which log parameter was transferred. The vali

Strany 35 - Log Sense - 4Dh

28 SCSI CommandsSupported Log Page (00h)This page returns a list of all log pages supported by the library. Page Code – The returned value is 00h, ind

Strany 36 - Log Sense Response

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 29The supported Tape Alert flags are:Flag 1: Drive Communication Failure (C) - This fl

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iv ContentsLog Sense - 4Dh . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Strany 38 - Tape Alert Log Page (2Eh)

30 SCSI CommandsMode Select (6) - 15hWhat the Library Does With This CommandThe library does not support any changeable parameters, and this command i

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 31Mode Parameter Header Following the MODE SELECT CDB, a single Mode Parameter Header

Strany 40 - Mode Select (6) - 15h

32 SCSI CommandsMode Select (10) - 55hWhat the Library Does With This CommandThe library does not support any changeable parameters, and this command

Strany 41 - Mode Parameter Header

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 33Mode Parameter HeaderFollowing the MODE SELECT CDB, a single Mode Parameter Header s

Strany 42 - Mode Select (10) - 55h

34 SCSI CommandsMode Sense (6) - 1AhWhat the Library Does With This CommandThe library will return the current settings for the supported mode pages.

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 35Page Control (PC) - This field indicates the type of mode page parameter values to r

Strany 44 - Mode Sense (6) - 1Ah

36 SCSI CommandsMode Sense (10) - 5AhWhat the Library Does With This CommandThe library will return the current settings for the supported mode pages.

Strany 45 - Mode Sense (6) Response

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 37Page Control (PC) - This field indicates the type of mode page parameter values to r

Strany 46 - Mode Sense (10) - 5Ah

38 SCSI CommandsMode PagesThe following table lists the mode pages supported by the library.Table 36 Supported Mode PagesPage Code Page Name Page Desc

Strany 47 - Mode Sense (10) Response

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 39Disconnect-Reconnect Page (02h)The Disconnect-Reconnect mode page is only supported

Strany 48 - Mode Pages

Quantum Scalar Intelligent Libraries SCSI Reference Guide vRead Buffer – 3Ch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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40 SCSI CommandsConnect Time Limit – This field indicates the maximum duration of an interconnect tenancy. A value of 0 is returned to indicate that t

Strany 50 - 40 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 41Fibre Channel Port Control Page (19h)The Fibre Channel Port Control mode page report

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42 SCSI Commandsaddress. If the hard address has not changed from the address obtained in a previous successful loop initialization, the target will a

Strany 52 - 42 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 43Parameter List Length – This field is set to 0Ah (10).Log Errors (LogErr) – This fie

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44 SCSI CommandsElement Address Assignment Page (1Dh)The Element Address Assignment mode page returns the first element address and the element quanti

Strany 54 - 44 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 45First Storage Element Address – This field returns 1000h, which is the address of th

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46 SCSI CommandsDevice Capabilities Page (1Fh)The Device Capabilities page defines the rules governing cartridge movement within the library. It descr

Strany 56 - All Mode Pages (3Fh)

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 47Move Medium – A5hWhat the Library Does With This CommandThe library will attempt to

Strany 57 - Move Medium – A5h

48 SCSI CommandsMove Medium CDB Format The MOVE MEDIUM CDB format is shown in the following table.Medium Transport Element Address – This field contai

Strany 58 - Move Medium CDB Format

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 49Persistent Reserve In – 5EhWhat the Library Does With This CommandThe library return

Strany 60 - Read Keys Response

50 SCSI CommandsAllocation Length – This field specifies the byte length allowed for returning the requested data. The number of bytes returned is the

Strany 61 - Read Reservations Response

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 51Read Reservations ResponseThe response for a Read Reservations service action is sho

Strany 62 - Report Capabilities Response

52 SCSI CommandsReport Capabilities ResponseThe response for a Report Capabilities service action is shown in the following table.Length – This field

Strany 63 - Report Full Status

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 53Report Full Status The response for a Report Full Status service action is shown in

Strany 64 - 54 SCSI Commands

54 SCSI CommandsR_Holder – Set to 1 to indicate that the I-T nexus is a Persistent Reservation Holder.Transport _ID – See details in PERSISTENT RESERV

Strany 65 - Persistent Reserve Out – 5Fh

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 55Persistent Reserve Out – 5Fh What the Library Does With This CommandThe library will

Strany 66 - 56 SCSI Commands

56 SCSI Commands• 05h Preempt and Abort – Preempt reservations from another initiator and abort all tasks for all initiators with the specified reserv

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 57If the Reervation Key does not match with the one registered in the device server fo

Strany 68 - Transport IDs

58 SCSI CommandsTransport IDs – See Section Transport IDs below.Unreg – Set to 1 to indicate that the I-T nexus on which the command was received be u

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 59Table 56 SAS Transport IDsBitByte765432100 Format Code (00b) Reserved Protocol Ident

Strany 70 - Position to Element – 2Bh

Quantum Scalar Intelligent Libraries SCSI Reference Guide viiTablesTable 1 DA Blade Controller Device Supported Commands . . . . . . . . . . . . . . .

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60 SCSI CommandsPosition to Element – 2BhWhat the Library Does With This CommandThe library will move the picker in front of the specified element at

Strany 72 - Read Buffer – 3Ch

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 61Prevent Allow Medium Removal – 1EhWhat the Library Does With This CommandThe library

Strany 73 - Read Buffer Response

62 SCSI CommandsRead Buffer – 3ChWhat the Library Does With This CommandThe library will return requested buffer descriptor information or buffer data

Strany 74 - 64 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 63In Echo Buffer Mode, data is transferred to the initiator from the echo buffer. The

Strany 75 - Read Element Status – B8h

64 SCSI CommandsTherefore the value contained in the Buffer Offset field of subsequent READ BUFFER commands should be a multiple of 2offset boundary a

Strany 76 - 66 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 65Read Element Status – B8hWhat the Library Does With This CommandThe library returns

Strany 77 - Read Element Status Response

66 SCSI CommandsElement Type Code – This field specifies the element types selected for the returned information, as shown in the following table.Star

Strany 78 - Element Descriptors

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 67Read Element Status ResponseElement status data consists of an eight-byte header, fo

Strany 79 - Primary Volume Tag Field

68 SCSI CommandsElement Status PageEach element status page consists of an eight-byte header, followed by one or more element descriptor blocks. One E

Strany 80 - Storage Element Descriptor

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 69Primary Volume Tag FieldVolume tags (returned in the Primary Volume Tag field) are b

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viii TablesTable 25 Tape Alert Log Page Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28Table 2

Strany 82 - 72 SCSI Commands

70 SCSI CommandsAdditional Sense Code Qualifier – If the element is in an abnormal state, this field will be set to a value as described in Table 78 o

Strany 83

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 71Additional Sense Code – If the element is in an abnormal state, this field will be s

Strany 84 - Release Element – 17h

72 SCSI CommandsImport/Export (ImpExp) – A value of one indicates that media present in the element was placed there by an operator. A value of zero i

Strany 85 - Report LUNS – A0h

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 73Additional Sense Code Qualifier – If the element is in an abnormal state, this field

Strany 86 - Report LUNS Response

74 SCSI CommandsRelease Element – 17hWhat the Library Does With This CommandThe library releases any outstanding reservation that had previously been

Strany 87 - Request Sense – 03h

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 75Report LUNS – A0hWhat the Library Does With This CommandThe library will return a li

Strany 88 - Request Sense Response

76 SCSI CommandsReport LUNS ResponseLUN List Length – This field returns the length in bytes of the list of LUNs being returned.LUN – These fields ret

Strany 89

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 77Request Sense – 03hWhat the Library Does With This CommandThe library returns eighte

Strany 90 - 80 SCSI Commands

78 SCSI CommandsRequest Sense ResponseValid – The Valid field is set to 0 if the Information field is not valid. It is set to 1 if the Information fie

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Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 79Information – This field returns additional information for certain ASC/ASCQs where

Strany 92 - 82 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide ixTable 56 SAS Transport IDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Strany 93

80 SCSI Commands04h 03h x The library is not ready and a manual intervention is required04h 12h x Logical unit not ready, offline04h 83h x The library

Strany 94 - 84 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 8126h 04h x Invalid release of persistent reservation28h 00h x Not Ready to Ready chan

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82 SCSI Commands4Ah 00h x Command phase error4Bh 00h x Data phase error4Eh 00h x Overlapped commands attempted53h 00h x A drive did not load or unload

Strany 96 - Reserve Element - 16h

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 83Request Volume Element Address - B5hWhat the Library Does With This CommandThe libra

Strany 97 - Send Diagnostic - 1Dh

84 SCSI CommandsElement Type Code - This field specifies the element types selected for the returned information, as shown in the following table.Star

Strany 98 - Send Volume Tag - B6h

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 85There are only up to four Element Status Pages, one for each element type. The eleme

Strany 99

86 SCSI CommandsReserve Element - 16hWhat the Library Does With This CommandThe library reserves the entire library for the initiator making the reque

Strany 100 - Test Unit Ready (00h)

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 87Send Diagnostic - 1DhWhat the Library Does With This CommandIf the Self Test option

Strany 101 - Write Buffer (3Bh)

88 SCSI CommandsSend Volume Tag - B6hWhat the Library Does With This CommandThe library searches its existing inventory for barcode labels that match

Strany 102 - 92 SCSI Commands

Quantum Scalar Intelligent Libraries SCSI Reference Guide Guide 89Element Type Code - This field specifies the element types selected for the search,

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