Read 6 Command 08h, 119READ 6 Command-Data Format | Maxtor 10K V

5.18READ (6) Command (08h)

The READ (6) command requests that data be transferred from the drive to the initiator. The amount of data transferred is specified by the transfer length field. The starting point is specified by the logical sector address. The data format and field descriptions are shown in Table 5-119 and Table 5-120 respectively.

Table 5-119READ (6) Command-Data Format

Byte	Bit	7	6	5		4		3	2	1	0
		7	6	5		4		3	2	1	0


0						Operation		Code (08h)

1			Reserved					Logical Block Address

2 - 3					Logical Block Address (continued)

4						Transfer Length

5							Control

Table 5-120READ (6) Command-Field Descriptions

	Field	Description

	Logical Block Address	Specifies the logical block address where the read operation
	Logical Block Address	will begin.
		will begin.
		Specifies the number of contiguous logical blocks of data to
	Transfer Length	transfer. A transfer length of 0 indicates that 256 logical
	Transfer Length	blocks will be transferred. Any other value indicates the
		blocks will be transferred. Any other value indicates the
		number of logical blocks that will be transferred.

5-92 Maxtor Atlas 10K V

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Maxtor 10K V manual Read 6 Command 08h, 119READ 6 Command-Data Format, 120READ 6 Command-Field Descriptions

Contents

Maxtor Atlas 10K Product Manual UL/CSA/VDE/TUV Before You Begin Regulatory Statements Table of Contents Specifications Page Feature Descriptions Negotiated Rate Information page Reference List of Figures List of Tables Command Support Data Page Command or Operation Codes Persistent Reservation in Command Descriptor 114 Persistent Reservation OUT Command Descriptor 106 136 About this Manual Audience Manual Organization Terminology and Conventions Asic Mode Select References KEY Features Product Overview Maxtor Atlas 10K Reliability Regulatory Compliance Standards Hardware Requirements Product EMI/EMC Qualifications SAFETY, HANDLING, & Electrostatic Discharge Protection Safety PrecautionsHandling Electrostatic Discharge ESD Protection Shows The Mechanical Dimensions of the drives Space Requirements Shock Feet Unpacking Instructions 2Drive Packing Assembly Configuration Jumpers and Connections Hardware OptionsJumper Options on the 68-Pin Wide PCB Pin Power Connector Pin Option Pin Scsi Scsi ID Maxtor Atlas 10K V drives have three Spin Up modes SCA-2 80-Pin Connector Versions 4Pin Locations on SCA-2 Connector Location on SCA Connector Staggerspin Delayspin Interface Connector J1 Shows the various connector styles Maxtor Atlas 10K V 1 68-Pin Wide Scsi Connector LVD Signal Name Connector Contact Number Cable Conductor 2 80-Pin SCA-2 Scsi Connector LVD PIN Connector Contact Signal Name Cable Conductor Number580-Pin SCA-2 LVD Pin Assignments 2.1 80-Pin SCA-2 Mating Connectors 3 68-Pin Wide Single-Ended Scsi Connector 668-Pin Wide Single-Ended Pin Assignments 4 80-Pin SCA-2 Single-Ended Scsi Connector Drive Mounting and Installation Orientation Mounting Screw Clearance 7Mounting Screw Clearance for Maxtor Atlas 10K V Drive Mounting Ventilation 9Crosswise Airflow Cooling Specifications Specification Summary Scsi ‘Hard’ Reset Time6 Ms typical Formatted Capacity Timing Specifications Data Transfer Rates Power Power SequencingPower Reset Limits Drive Power Dissipation Operation Acoustics Acoustic Toned Quality Mechanical Environmental Conditions 2 ESD Electromagnetic Conditions1 EMI/RFI Susceptibility Sensitivity to Magnetic Fields Disk Errors 9Error RatesReliability Overview of the Scsi Command Descriptions Persistent Reservation OUT Receive Diagnostic ResultsSend Diagnostic Read BufferPage Description Command Descriptor BlockBit Byte MSB Field Description Indicate the number of sectors to be transferred Naca Status/Error Reporting Linked CommandsStatus Definition Meaning Page Data Transfer Command Components 8DATA-Phase Command Contents Reassign DiagnosticRead Defect Blocks Receive Scsi Command Descriptions Common Fields 9CHANGE Definition Command Descriptor Block-Data Format Change Operating Definition 40h10CHANGE DEFINITION-Field Descriptions Format Unit Command 04h 11FORMAT Unit Command Descriptor Block-Data Format 12FORMAT Unit Command-Field Descriptions Format Unit Parameter List Five Forms of Format Unit Commands13FORMAT Unit Command Supported Options 14FORMAT Unit Parameter List-Data Format FOV Dpry 15 .FORMAT Unit Defect List Header-Data Format16FORMAT Unit Defect List Header-Field Descriptions DSP 17FORMAT Unit Defect Descriptor-Block Format 19FORMAT Unit Initialization Pattern Descriptor-Data Format 21FORMAT Unit Initialization Pattern Type Name DescriptionInitialization Pattern Type Description 23 Inquiry Command Descriptor Block-Field Descriptions Inquiry Command 12h22INQUIRY Command Descriptor Block-Data Format Evpd Standard Inquiry Data 24Standard Inquiry Data Page-Data FormatByte Bit 25Standard Inquiry Data Page-Field Descriptions Field Name Value DescriptionQAS 27Vital Product Data-Page Codes Vital Product Data Pages26Supported Vital Product Data Pages -Data Format 28Unit Serial Number Page-Data Format 30Implemented Operating Definition Page-Data Format 31Implemented Operating Definition Page-Field Descriptions 32ASCII Implemented Operating Definition Page Data Format 33Device Identification Page Data Format 35Command Support Data Page-Data Format 34Device Identification Page Field DescriptionLSB 36Command Support Data Page-Field Descriptions OpCode Command Support 37Command Support Data Page Command or Operation CodesHex Data Returned When Inquiry is Received and CmdDt Bit Version Length Persist RES.RES. OUT 39LOG Select Command Descriptor Block-Field Descriptions LOG Select Command 4Ch38LOG Select Command Descriptor Block-Data Format PCR LOG Sense Command 4Dh 40 Disk Drive Log PagesCode Description 42LOG Sense Command Descriptor Block-Field Descriptions LOG Sense Command Descriptor Block41LOG Sense Command Descriptor Block-Data Format Reset TSD ETC LOG Sense Log Pages43LOG Sense Log Page Format-Data Format Lbin 46Generic Log Parameter-Field Descriptions 47MODE Select 6 Command Descriptor Block-Data Format Mode Select 6 Command 15hInitiator-Changeable Mode Pages 48MODE Select 6 Command Field Descriptions 49Initiator-Changeable Mode Pages Code Name Function Size Bytes 50 Mode Page Types Mode Page TypesMode Parameter List 51Mode Parameter List-Data Format 54Mode Parameter Header- Field Descriptions 52Mode Parameter List-Field Descriptions53Mode Parameter Header 6-Byte-Data Format 55Mode Parameter Block Descriptor-Data Format Unit Attention Condition Page 00h 56 Mode Parameter Block Descriptor-Field DescriptionsCategories of Changeable Pages 57Categories of Changeable Pages Field Default Value Description Read-Write Error Recovery Page 01h60Read-Write Error Recovery Page-Page 59Unit Attention Condition 61Read-Write Error Recovery Page Field Descriptions Default DescriptionAwre Field Default Description Disconnect-Reconnect Page 02h 62Disconnect-Reconnect63 Disconnect-Reconnect-Field Descriptions Verify Error Recovery Page 07h 64Verify Error Recovery Page-PageEER PER 65Verify Error Recovery Page-Field Descriptions Caching Page 08h66Caching Page-Page 67Caching Page Field Descriptions WCE FSW Control Mode Page 0Ah68Control Mode Page Data Format Page 0Ah Gltsd Rlec Eeca RAC SWP Raerp Uaaer Eaerp 69Control Mode Page-Field Descriptions GltsdEeca Maxtor Atlas 10K Notch and Partition Page 0Ch 70Notch and Partition Page-Page 0ChLPN 71Notch and Partition Page-Field Descriptions Port Control Mode Page 19h 72Port Control Page Short Format 73Port Control Page Long Format 74Margin Control Subpage 01h 75 Field Descriptions Maxtor Atlas 10K 76Saved Training Configuration Subpage 02h Code Transceiver Period Factor 77Negotiated Settings Subpage 03h78 Transceiver Period Factor Sent Received 79Transceiver Mode Code Transceiver Mode 80Report Transfer Capabilities Subpage 81 Field DescriptionsBit Name Description Ewasc Information Exceptions Control Page 1Ch82Information Exceptions Control Page-Page 1Ch Mrie MSB Perf 84Codes Used by the Mrie Field 86Mode Parameter Header 10-Byte-Data Format Mode Select 10 Command 55h85MODE Select 10 Command Descriptor Block-Data Format 87Mode Parameter Block Descriptor-Data Format 88Mode Parameter Block Descriptor-Field Descriptions 90MODE Sense Command-Field Descriptions Mode Sense 6 Command 1Ah89MODE Sense 6 Command Descriptor Block-Data Format 91Mode Parameter Header 6 Byte-Data Format Format Device Page 03h Read-Only Mode Pages93Read-Only Mode Pages 94Format Device Page-Page Maxtor Atlas 10K 95Format Device Page-Field Descriptions Ssec Rigid Disk Geometry Page 04h 96Rigid Disk Geometry Page-PageRPL 97Rigid Disk Geometry Page-Field Descriptions Tion 99Mode Parameter Header 10 Byte-Data Format Mode Sense 10 Command 5Ah98MODE Sense 10 Command Descriptor Block-Data Format 100Mode Parameter Block Descriptor-Data Format Bit 7 This bit is set if the drive is write protected Persistent Reservation in Command 5Eh 103PERSISTENT Reservation in Command-Field Descriptions 104Read Keys Parameters-Data Format Described in -106 and -107 respectively 107Read Reservations Parameters-Field Descriptions Data Description Field 110Persistent Reservation Type Codes and Their Meanings Code Name Description Exclusive Persistent Reservation Already Held Read WriteLU EX Persistent Reservation OUT Command 5Fh 113PERSISTENT Reservation OUT Command-Field Descriptions Tion OUT Powering down the logical unit, if the last Tions Preempted Pre-empting initiator Clear portion of the action executes normally 115Persistent Reservation Type Codes and Their Meanings 116PERSISTENT Reservation OUT Parameter List-Data Format Registrants Extent Length Nored for all other types of service actions Eter List 118Device Server Interpretation of Service and Scope Value Parameters Read 6 Command 08h 119READ 6 Command-Data Format120READ 6 Command-Field Descriptions Read 10 Command 28h 121READ 10 Command-Data Format122 Read 10 Command-Field Descriptions Read Buffer Command 3Ch 123READ Buffer Command-Data Format 124READ Buffer Command-Field Descriptions Buffer Offset must be 126READ Capacity Command-Field Descriptions Read Capacity Command 25h125READ Capacity Command-Data Format 127READ Capacity Returned Data-Data Format Read Defect Data Command 10 37h 128READ Defect Data 10 Command-Data Format 129READ Defect Data 10 Command-Field Description 130Defect Descriptor-Block Format 132Defect List Header -Data Format 133Defect List Header-Field Descriptions Read Defect Data Command 12 B7h 134READ Defect Data 12 Command-Data Format135 Read Defect Data 12 Command-Field Description 136Defect Descriptor-Block Format 138Defect List Header-Data Format139Defect List Header-Field Descriptions 141READ Long Command Descriptor Block-Field Descriptions Read Long Command 3Eh140READ Long Command Descriptor Block-Data Format 142READ Long Command-Returned Data Read Skip Mask Command E8h 143READ Skip Mask Command-Data Format144READ Skip Mask Command-Field Description 146REASSIGN Blocks Defect List Header-Data Format Reassign Blocks Command 07h145REASSIGN Blocks Command Descriptor Block-Data Format 147REASSIGN Blocks Defect List Header -Field Description Maxtor Atlas 10K 105 Description Size In Bytes Code Receive Diagnostic Results Command 1Ch149Diagnostic Pages Supported by The Drives PCV Supported Diagnostics Pages Page 00h 152Supported Diagnostics Pages Page-Data FormatTranslate Address Page 40h 153Translate Address Page-Data Format 154Translate Address Page-Field Descriptions Release 6 Command 17h 155RELEASE 6 Command Descriptor Block-Data Format156RELEASE 6 Command -Field Descriptions Release 10 Command 57h 157RELEASE 10 Command Descriptor Block-Data Format158 Release 10 Command Field Descriptions Report Device Identifier Command A3h 161REPORT Device Identifier Parameter List-Data Format Maxtor Atlas 10K 164REPORT Luns Command Descriptor Block-Field Description Report Luns Command A0h163REPORT Luns Command Descriptor Block-Data Format 165LUN Reporting Parameter List -Data Format 167REQUEST Sense Command Descriptor Block-Field Description Request Sense Command 03h166REQUEST Sense Command Descriptor Block-Data Format Sense Data Availability Status Reporting Sense Data Format for Error Code 70h and Error Code 71h168Sense Data Format for Error Code 70h or 71h-Data Format EOM ILI 169Sense Data Fields Error Code 70h-Field Descriptions FRU 170Supported Sense Keys Sense Key Code Description 171Sense Key Information Field Contents Sense Meaning Key Code EC REC SVO Missed STM Sense Meaning Key Code Maxtor Atlas 10K 121 Sense Meaning Key Code Maxtor Atlas 10K 123 Sense Meaning Key Code Maxtor Atlas 10K 125 Sense Meaning Key Code Qualifier Maxtor Atlas 10K 127 Init Maxtor Atlas 10K 129 Sense Meaning Key Code Maxtor Atlas 10K 131 173 Sense-Key Specific Field Contents 174ILLEGAL Request Sense Key Field Pointer Bytes\Data Format 179MEDIUM Error or Recovered Error Sense Key Retry Count BPV Field Descriptions Reserve 6 Command 16h 180RESERVE 6 Command Descriptor Block-Data Format181 Reserve 6 Command-Field Descriptions Reserve 10 Command 56h 182RESERVE 10 Command Descriptor Block-Data Format183 Reserve 10 Command-Field Descriptions 187RESERVE 10 ID Only Parameter List-Data Format 184Extent Descriptors-Data Format185Reservation Types Reservation Type Description Rezero Unit Command 01h 188REZERO Unit Command Descriptor Block-Data Format Seek 6 Command 0Bh 189SEEK 6 Command Descriptor Block-Data Format Seek 10 Command 2Bh 190SEEK 10 Command Descriptor Block-Data Format Send Diagnostic Command 1Dh 191SEND Diagnostic Command Descriptor Block-Data Format192 Send Diagnostic Command-Field Descriptions Translate Address Supported Diagnostic Page List193Supported Diagnostic Page List-Data Format 194Translate Address Page-Data Format SET Device Identifier Command A4h 197SET Device Identifier Parameter List-Data Format198SET Device Identifier Parameter List-Field Descriptions Start Stop Unit Command 1Bh 199START Stop Unit Command Descriptor Block-Data Format200START Stop Unit Command-Field Descriptions Synchronize Cache Command 35h 201SYNCHRONIZE Cache Command Descriptor Block-Data Format202SYNCHRONIZE Cache Command-Field Descriptions Test Unit Ready Command 00h 203TEST Unit Ready Command Descriptor Block-Data Format Verify Command 2Fh 204VERIFY Command Descriptor Block-Data Format205 Verify Command-Field Descriptions Write 6 Command 0Ah 206WRITE 6 Command Descriptor Block-Data Format207 Write 6 Command-Field Descriptions Write 10 Command 2Ah 208WRITE 10 Command Descriptor Block-Data Format209 Write 10 Command-Field Descriptions Write and Verify Command 2Eh 210WRITE and Verify Command Descriptor Block-Data Format211WRITE and Verify Command-Field Descriptions Write Buffer Command 3Bh 212WRITE Buffer Command Descriptor Block-Data Format 213WRITE Buffer Command-Field Descriptions 214WRITE Long Command Descriptor Block-Data Format Write Long Command 3FhWrite Same Command 215WRITE Long Command-Field Descriptions 216WRITE Same Command Descriptor Block-Data Format 218WRITE Skip Mask Command EAh217WRITE Same Field Description 219WRITE Skip Mask Command Field Description Maxtor Atlas 10K Feature Descriptions WRITE-BACK Caching DISCONNECT-RECONNECT Average Access TimeZero Latency READ/WRITE Track and Cylinder Skewing Addressing Error Protection Media Error ProtectionTransfer Error Protection Data Sector Reallocation Error Protection Data Verification Tagged Command QueuingCommand Reordering Banded Recording Diagnostics Power On Self Test PostPeriodic Self-Adjustments Error Recovery Maxtor Atlas 10K Diffsens Switching Diffsens DT and ST Clocking 1ST and DT CLocking Cyclic Redundancy Checking Domain ValidationAdaptive Active Filter AAF Skew Compensation Transmitter Pre-Compensation with CutbackFree Running Clock FRC Information Unit Transfers System Considerations Applicable Scsi Physical Documents Quick Reference Table A-1SCSI-2/SCSI-3 Equivalent Terminology Scsi Commands and Messages Table A-2SCSI-3 Quick Reference Commands Table A-3SCSI-3 Quick Reference Messages Table A-4SCSI-3 Quick Reference Pages Maxtor Atlas 10K Table A-5SCSI-3 Quick Reference Sense Keys Table A-6SCSI-3 Quick Reference Status Codes Table B-1Transfer Period Factor Field Values When Parl = Appendix B Negotiated Rate Information page Reference Table B-2Transfer Period Factor Field Values When Parl = Settings for the QAS, DT, and IU fields Command Glossary Glossary Maxtor Atlas 10K V G-3 4Maxtor Atlas 10K Maxtor Atlas 10K V G-5 LOW-VOLTAGE Differential LVD Maxtor Atlas 10K V G-7 8Maxtor Atlas 10K Maxtor Atlas 10K V G-9 10Maxtor Atlas 10K True Refers to the logical-one or 12Maxtor Atlas 10K Index 17,5-21 Parameter List 5-11,5-12,5-17,5-18, 5- 37, 5-39,5-130,5-141 107, 5-108,5-132 141