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Quantum Instruments DLT 7000 manual Messages, Modify Data Pointer

Models: DLT 7000

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Messages

Bit

7

6

5

4

3

2

1

0

Byte

0

Extended Message (01h)

1

Extended Message Length

2

Extended Message Code

3 to n-1

Extended Message Arguments

Figure 4–1 Extended Message - Data Format

Table 4–3 Extended Message - Field Description

Field

Description

Extended Message Length

This field specifies the length, in bytes, of the Extended Message

Code plus the Extended Message Arguments that follow. Therefore,

the total length of the message is equal to the Extended Message

Length plus 2.

A value of 0 for the Extended Message Length indicates that 256

bytes follow.

Extended Message Code

The drive supports three Extended Messages. They are:

00h

MODIFY DATA POINTER

01h

SYNCHRONOUS DATA TRANSFER REQUEST

03h

WIDE DATA TRANSFER REQUEST

4-4	Quantum DLT 7000 Tape System

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Quantum Instruments DLT 7000 manual Messages, Modify Data Pointer

Contents

DLT7000 Tape System Product Manual Service Centers Achtung Page Page Page Table of Contents Table of Contents Overview of Command and Status Processing Supported Pages Log Page Page 00hRead Command 08h 133 Changeable Parameters within Mode Select 104Mode Sense Mode Pages 112 Rewind Command 01h 165Index-1 Figures DLT 7000 Termpwr and Parity Check Jumper LocationsMode Select Mode Parameter Header Data Format Quantum DLT 7000 Tape System Xiii144 Read Position Command Descriptor Block Data Format 143Space Command Descriptor Block Data Format 173 Data Format 147Tables DATA-Phase Command Contents Log Parameters for Device Status LOG Sense Page Field111 107109 113178 170171 Table B-2Revision History Revision History Purpose General Description and SpecificationsAudience Document OrganizationScsi Description Scsi CommandsHardware Implementation Chapter Scsi MessagesAppendix C Updating the Firmware ConventionsFor More INFORMATION… Appendix D The Tape CartridgeReader Comments General Description and Specifications Product DescriptionPhysical Specifications Product FeaturesProduct Specifications General Description and SpecificationsReliability Projected Interface TypeStorage Capacity DLT 7000 Storage CapacityPerformance Data −3 DLT 7000 Performance Data−4 DLT 7000 Environmental Specifications Environmental SpecificationsDLT 7000 Storage and Shipping Specifications Quantum DLT 7000 Tape System Quantum DLT 7000 Tape System Power Requirements DLT 7000 Power RequirementsCurrent Requirements −9 DLT 7000 Current RequirementsTape System Recording Type Acoustic Noise Emissions−10 Acoustic Noise Emissions, Nominal −12 DLTtape Media Specifications DLTtape Recording Media Specifications−13 DLTtape Cartridge Operating and Storage Limits Conducted Emissions Electromagnetic EmissionsElectromagnetic Interference EMI Susceptibility 14 EMI Regulations and CertificationsSusceptibility Radiated EmissionsRadiated Emissions General Description and Specifications SAFETY, Handling and Electrostatic Discharge ESD Protection Hardware ImplementationHandling Safety PrecautionsHardware Implementation Configuring and Installing a Rackmount Tape Drive Electrostatic Discharge ESD ProtectionSetting the Rackmount Drive Scsi ID Scsi ID Configure The Rackmount Drive for Parity Checking Configure the Rackmount Drive for Termpwr Single-Ended OnlyTermpwr Installing the Rackmount Tape Drive Securing the Rackmount Tape DriveRackmount Drive Mounting Locations Side and Bottom Views Connecting the Rackmount Drive Cables Scsi and Power Connectors RackmountSignal Name Pin Number Ground +ACK +ATN+BSY +MSGOptional Loader Connector Rackmount Signal Name Pin NumberConfiguring and Installing a Tabletop Drive Configuring the Tabletop DriveAC Power Cable Installing the Tabletop DriveScsi Cables 115 220 / 240 Drive Controls and Light Emitting Diodes Leds Front Panel Controls and LEDsLED Functionality LEDHardware Implementation LED Functionality Hardware Implementation Density LED Functionality Density LED Description AmberHardware Implementation Control Functionality Selecting Density Hardware ImplementationSelecting Density on the Tape Drive For ExampleLED Activity During Density Selection Power on Self Test PostSelecting Density via the Host over the Scsi Bus Hardware Implementation 10 POST/Media Ready Activity 11 Tape Drive States Following InitializationTroubleshooting 12 Troubleshooting ChartHardware Implementation 12 Troubleshooting Chart Scsi Description Scsi OverviewImplemented Ansi SCSI-2 Commands Scsi CommandsScsi Description Implemented Ansi SCSI-2 Command Signal Values Signal StatesScsi Description Implemented Ansi SCSI-2 Command Command Signal SourcesScsi ID Bits Scsi Signal Definitions Scsi SignalsSCSI-2 Bus Signal Definitions Scsi Description SCSI-2 Bus Signal Definitions Signal Bus TimingScsi Bus Timing Values Scsi Description Scsi Bus Timing Values ArbitrationScsi Description Scsi BUS Phases BUS Free Phase∙ Disconnect ∙ Command Complete Arbitration Phase Selection Phase Selection Sequence Selection Time-OutReselection Phase Reselection SequenceReselection Time-Out Information Transfer Phases DLT 7000 supports block size of 1 byte to 16 MbytesInformation Transfer Direction Scsi Description Information Transfer Phases Asynchronous Data Transfer Synchronous Data Transfer Signal Restrictions Between Phases Status Phase Status BytesScsi BUS Conditions SELECTION1 Reset ConditionDrive Message OUT Phase Response RESELECTION2Queued Unit Attentions Messages Message FormatMessages Message Format Messages Supported Messages Messages Modify Data PointerSupported Scsi Messages BUS Device Reset Message 0ChCommand Complete Message 00h Abort Message 06hSelection Disconnect Message 04hDrive Response to Disconnect Message CompleteLuntran Identify Message 80h FFhIdentify Message Field Description LuntarIgnore Wide Residue Message 23h Initiator Detected Error Message 05h Drive Response to Initiator Detected Error MessageMessage Parity Error Message 09h Linked Command Complete Message 0AhLinked Command COMPLETE, with Flag Message 0Ah Message Reject Message 07hSave Data Pointer Message 02h Restore Pointers Message 03hNo Operation 08h Synchronous Data Transfer Request Message 01hSynchronous Data Transfer Request Message Data Format Wide Data Transfer Request Message 01h Wide Data Transfer Request Message Data FormatMessages Receive Diagnostic Results Overview of Command and Status ProcessingSupported Scsi Commands Prevent Allow Medium RemovalScsi Commands Supported Scsi Commands RewindScsi Commands Scsi PointersMSB Command Descriptor BlockLBA LSB Scsi Commands Command Descriptor Block Field Descriptions Field Description Operation CodeStatus/Error Reporting Status Codes DATA-Phase Command Components DATA-Phase Command Contents Scsi Commands DATA-Phase Command Contents Unit Attention ConditionBehavior at Power-On and Scsi Bus Reset Data Cache and Tape Write InteractionScsi Command Descriptions Bit Byte Bytes 0 Erase Command 19h Inquiry Command Descriptor Block Data Format Inquiry Command 12hEvpd Standard Inquiry Data Inquiry Command 12hInquiry Command Descriptor Block Field Descriptions Vital Product Data Page CodesStandard Inquiry Data Page Data Format RMB Standard Inquiry Data Page Field DescriptionsAenc Vendor Unique Inquiry Data Inquiry Vendor Unique Bytes Definitions 10 Vendor Unique Inquiry Data Page Field Descriptions Supported Vital Product Data Supported Vital Product Data Pages Page Data FormatBit Byte Peripheral Qualifier Peripheral Qualifier 10 Subsystem Components Revision Page C1h Data Format 13 Subsystem Components Revision Page Field Descriptions Load Unload Command 1Bh Load Unload Command 1Bh 11 Load Unload Command Descriptor Block Data Format14 Load Unload Command Descriptor Block Field Descriptions EOTLocate Command 2Bh 12 Locate Command Descriptor Block Data FormatLocate Command 2Bh 15 Locate Command Descriptor Block Field DescriptionsLOG Select Command 4Ch 13 LOG Select Command Descriptor Block Data FormatPCR LOG Select Command 4Ch16 LOG Select Command Descriptor Block Field Descriptions Field in CDBLog Detection Summary in LOG Select Command Descriptor Block Operation of LOG SelectLog Select Page Format LSBParameter Code ETC TSDTMC Error Detection Summary in LOG Select Pages LOG Sense Command 4Dh 16 LOG Sense Command Descriptor Block Data FormatPPC LOG Sense Command 4Dh19 LOG Sense Command Descriptor Block Field Descriptions Invalid Field in CDBCode Definition See Section Illegal REQUEST, Invalid Field in CDB Supported Pages Log Page Page 00h 17 Supported Pages Page Data FormatRead Page 03h / Write Page 02h Error LOG Sense Field Name Description Parameter Default is Code Basis of Comparison Last n Error Events Page 07h LSBLSB TSD ETC TMC MSBTapeAlert Page 2Eh 5n + 26 TapeAlert Flags, Severity Levels, and Meanings Expired Cleaning Read / Write Compression Page 32h LSBTarget Save Disable. Not supported. This bit always set to Parameter Code Descriptions This page. Always set to Bytes written to the tape drive Device Wellness Page 33h LSBMedia ID List Parameter. Always set to Device Status Page 3Eh Code Description Target-defined method has been disabled by the initiator Mode Select 6 / 10 Command 15h / 55h Mode Select 6 Command Descriptor Block Data Format Mode Select 10 Command Descriptor Block Data FormatMode Select 6 / 10 Command 15h / 55h Mode Parameter List36 Mode Select Mode Parameter List Field Descriptions Mode Parameter Header37 Mode Select Mode Parameter Header Field Descriptions Mode Select 6 /10 Command 15h /55h Mode Parameter Block DescriptorField Name Description Density Mode Page Descriptors 36 Mode Select Page Descriptor Data FormatRead / Write Error Recovery Page 01h 39 Mode Select Page Descriptor Field Descriptions40 Error Recovery Page Field Descriptions Disconnect / Reconnect Page 02h Dtdc41 Disconnect / Reconnect Page Field Descriptions For when disconnect is permitted Control Mode Page 0Ah RaenpEeca 42 Control Mode Page Descriptor Field DescriptionsRlec UaaenpData Compression Page 0Fh DCEDDE 43 Data Compression Page Descriptor Field DescriptionsDCC REDDevice Configuration Page 10h Device Configuration Page Data FormatCAP 44 Device Configuration Page Field DescriptionsCAF AVC DBRBIS SocfMedium Partition Page 11h 42 Medium Partition Page Format Descriptor Data FormatSDP Medium Partition Page Descriptor Field DescriptionsFDP IDPTapeAlert Page 1Ch Mrie MSB46 TapeAlert Page Format Descriptor Field Descriptions Mrie Eeprom Vendor Unique Page 3Eh 44 Eeprom Vendor Unique Page Data Format47 Eeprom Vendor Unique Page Parameters Eeprom Vendor Unique Page Parameters Forcecomp HostcompsettingEnbinqmedchgr ForcedensityLoaderlun LdrcyclresetLongxportpage Nodisconfxdblk MaxburstsizeNodeferrcvderr NordyuaonunldProtectdironwp RewindonresetScsibusdmatimer RedundancymodeSeteomatbom ScsireselretriesScsiresrelnop SeteomatewEeprom Vendor Unique Page Vendor ID Sample Data Format Eeprom Vendor Unique Page Forced Density Example Data Format Changeable Parameters within Mode Select 48 Changeable Mode Parameters within Mode SelectMode Sense 6 / 10 Command 1Ah / 5Ah 47 Mode Sense 6 Command Descriptor Block Data FormatMode Sense 6 / 10 Command 1Ah / 5Ah 48 Mode Sense 10 Command Descriptor Block Data Format49 Mode Sense Control Descriptor Block Field Descriptions DBDMode Sense Data Headers 49 Mode Sense 6 Data Header Data Format50 Mode Sense Data Header Field Descriptions Commands until the data blocks are actually written to tapeMode Sense Block Descriptor 51 Mode Sense Block Descriptor Data Format51 Mode Sense Block Descriptor Field Descriptions Mode Sense Mode Pages 52 Mode Sense Page Descriptor Data FormatSense 52 Mode Sense Page Descriptor Field DescriptionsBoth Read / Write Error Recovery Page 01h 53 Read / Write Error Recovery Page Data Format53 Read / Write Error Recovery Page Field Descriptions SelectDisconnect / Reconnect Page 02h 54 Disconnect / Reconnect Page Data FormatMode Select 54 Disconnect / Reconnect Page Field DescriptionsControl Mode Page 0Ah Control Mode Data Format55 Control Mode Page Field Descriptions Rlec56 Data Compression Page Data Format 56 Data Compression Page Field Descriptions DCE118 Quantum DLT 7000 Tape System 57 Device Configuration Page Field Descriptions CAP120 Quantum DLT 7000 Tape System 58 Medium Partition Page Data Format 58 Medium Partition Page Field Descriptions FDP59 TapeAlert Page Format Descriptor Data Format 59 TapeAlert Page Format Descriptor Field Descriptions Illegal RequestQuantum DLT 7000 Tape System 125 Defaultcompon Eeprom Vendor Unique Page 3EhPrevent / Allow Medium Removal Command 1Eh Read Command 08h SiliRead Command 08h 61 Read Command Descriptor Block Field DescriptionsRead Command 08h Read Block Limits Command 05h 62 Read Block Limits Command Descriptor Block Data FormatRead Block Limits Command 05h 62 Read Block Limits Data Field DescriptionsRead Buffer Command 3Ch 64 Read Buffer Command Descriptor Block Data FormatRead Buffer Command 3Ch 63 Read Buffer Command Descriptor Block Field DescriptionsCombined Header and Data Mode Data ModeDescriptor Mode 66 Read Buffer Descriptor Data FormatRead Position Command 34h Read Position Command 34h BOPEOP 66 Read Position Data Field DescriptionsBPU Receive Diagnostic Results Command 1Ch Receive Diagnostic Results Command 1Ch 70 Receive Diagnostic Results Data FormatRelease Unit Command 17h Device IDRelease Unit Command 17h Media Changer ConsiderationsRequest Sense Command 03h Request Sense Command 03h 73 Request Sense Data Format ILI 70 Request Sense Data Field DescriptionsEOM ReadySksv BPV71 Supported Sense Keys Sense Code Qualifier bytes72 Supported ASC / Ascq in Hex Supported ASC / Ascq in Hex Hardware ErrorAscq ASC Ascq Illegal RequestBlank Check Unit AttentionData Protected Vendor Unique0Bh IDE Message Error Reserve Unit Command 16h Reserve Unit Command 16h Rewind Command 01h Send Diagnostic Command 1Dh 75 Send Diagnostic Command Data Field DescriptionsSend Diagnostic Command 1Dh 76 Send Diagnostic CDB Bits Selftst, DevOfl, and UnitOfl 77 Send Diagnostic Parameter List Data FormatFE FD FB F7 EF DF BF 7F 77 Send Diagnostic Parameter List Field DescriptionsFF FF FF FF FF MFM DE AD DE AD DE AD DE AD AA AA AA AA AA AA AA AA78 Sense Keys Used for Send Diagnostic 79 ASC / Ascq for Send DiagnosticSpace Command 11h LSBSpace Command 11h EODTest Unit Ready Command 00h 79 Test Unit Ready Command Descriptor Block Data FormatVerify Command 13h 80 Verify Command Descriptor Block Data FormatCommand 13h 81 Verify Command Data Field DescriptionsWrite Command 0Ah Write Command 0Ah 82 Write Command Data Field DescriptionsWrite Buffer Command 3Bh 82 Write Buffer Command Descriptor Block Data FormatWrite Data Mode 010b Write Buffer Command 3BhWrite Combined Header and Data Mode 000b 83 Write Buffer Command Data Field DescriptionsDownload Microcode Mode 100b Download Microcode and Save Mode 101bWrite Filemarks Command 10h 84 Write Filemarks Command Data Field DescriptionsWrite Filemarks Command 10h Appendix a Table A-1 Internal Status CodesGap Within Object Missing Block in Record EDC Error Found by FEZ Asic Fecc RAM OK Bit EEPROM-RESIDENT Bugcheck and Event Logs Eeprom Packets Last N EventsPost Failure Packets Table B-1 Bugcheck Packet Error Codes Bytes 9Bugcheck Packets Appendix B EEPROM-Resident Bugcheck and Event LogsTable B-2 Event Log Error Codes Bytes 9 Event Log PacketsDirectory Failure Event Log Packets Table B-3 Directory Failure Event Package Field DescriptionsCreating a Firmware Update Tape OverviewFirmware Update Procedure Appendix C Updating the FirmwareAppendix C Updating the Firmware Interpreting the Results of a Firmware Update Then Appendix C Updating the Firmware Tape Cartridge Tape Cartridge Handling GuidelinesAppendix D The Tape Cartridge Appendix D The Tape Cartridge Tape Cartridge Inspection Procedure Spring-Loaded Hub Reel Lock Opening Leader Loop Appendix D The Tape Cartridge Tape Cartridge WRITE-PROTECT Switch Figure D-5 Write-Protect Switch on Tape CartridgeTable D-1 Write-Protect Switch Positions Loading a Tape Cartridge Unloading a Tape Cartridge Using a Cleaning Tape Cartridge Table D-2 When to Use a Cleaning Tape CartridgeIndex Index EepromScsi Request SENSE, 5-156 Send Diagnostic Index Index-6 Quantum DLT 7000 Tape Drive Page 81-60000-06 A02 Sycamore Drive Milpitas, CA 408