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Ciprico Rimfire 3880 manual Description of Fields Command Identifier

Models: Rimfire 3880

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Table of Contents

		Page xi
Description of Fields		7 - 10
Command Identifier		7 - 10
Flags Field		7 - 10
Error		7 - 10
Engineering Revision		7 - 10
Firmware Revision		7 - 10
Option Flags		7 - 11
Day, Month, Year		7 - 11
Firmware Number of Even EPROM		7 - 11
Board Statistics (06H)		7 - 12
Command Format		7 - 12
Description of Fields		7 - 12
Command Identifier		7 - 12
Adapter ID		7 - 12
Address Modifier		7 - 12
VME Memory Address		7 - 12
Command Code		7 - 12
Options		7 - 13
Statistics Data Structure		7 - 14
Description of Fields		7 - 14
Total Commands Processed		7 - 14
Total SCSI Commands issued to an ID		7 - 14
Number of SCSI Check Condition Status Received . . .		7 - 14
Target Mode Selection Count		7 - 14
General Options (07H)		7 - 15
Command Format		7 - 15
Description of Fields		7 - 15
Command Identifier		7 - 15
Adapter ID		7 - 15
SCSI Bus ID		7 - 15
Bus Throttle		7 - 16
Select Flags		7 - 16
Command Code		7 - 17
Unit Options (08H)		7 - 18
Command Format		7 - 18
Description of Fields		7 - 18
Command Identifier		7 - 18
Adapter ID		7 - 18
Unit SCSI ID		7 - 18
Disconnect Time-out		7 - 19
Retry Limit		7 - 19
Retry Control		7 - 19
Select Time-out		7 - 20
Unit Flags		7 - 20
Sense Count		7 - 21
Command Code		7 - 22
Selected Sense Bytes		7 - 22
Example Use of Selected Sense Bytes Fields		7 - 23

User’s Guide

21020285 D

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Ciprico Rimfire 3880 manual Description of Fields Command Identifier

Contents

Rimfire 3880 Scsi Host Bus Adapter Page Page 21020285 D User’s Guide Preface Organization Initiator Mode Pass-through Commands Describes OrganizationOverview of the RF3880 User’s Guide Graphic Representation of Parameter Block ConventionsNotational Graphic Conventions21020285 D Reference Documents Reference DocumentsContents Scsi ID Status Block Format LUN LUN Table of Contents Description of Fields Command Identifier Diagnostic/Self-test 09H Table of Contents Table of Contents Introduction Summary Specifications Index O d u c t O v e r v i e w Product Overview About the Rimfire 3880 Design Latest Bus SpecificationsAbout Rimfire Design Buffering schemeBuffer Management Target Mode ImplementationProduct Overview What next? What next?R d w a r e E s s e n t i a l s Introduction SummaryHardware Essentials Introduction Pipelined System Interface Data Buffer Hardware Structure DescriptionIntel 80186XL QLogic FASBlock Diagram Hardware EssentialsGenerator blocks are part of the PSI Hardware Essentials Board Addressing Board AddressingChoosing an Address Modifier Choosing a VMEbus AddressHardware Port Addresses Hardware Port AddressesOverview of the Ports Hardware Essentials Hardware Ports GeneralHardware Essentials Hardware Ports General Address Modifier Field Address Buffer PortHardware Essentials Address Buffer Port Address Buffer Port WritesControl Field of Address Buffer Port Hardware Essentials Address Buffer Port Control FieldSingle Command Structure Address Fields Channel Attention PortHardware Essentials Channel Attention Port Channel Attention Channel FormatHardware Essentials Status Port Status Port Reset FormatStatus Port Reset Status PortStatus Port Error Codes Status Port Error CodesStatus Port General Status Port General FormatChapter Hardware Essentials Status Port Status Port Catastrophic Error CodesHardware Essentials Reset Port Reset PortHardware Essentials Descriptions of Port Usage Descriptions of Port UsageHardware Essentials R d w a r e Installation Hardware Installation Introduction Overview Installation Process Hardware Installation Unpacking the Board Step Unpacking BoardShipping Damage Unpacking the Board Step Jumpers Termination Hardware Installation Jumpers and TerminationDefault Jumper Settings Configuration JumpersBus Request/Grant and Sysfail Jumpers Bus Request/ Grant JumperJumper SysfailFor the Address Modifier Jumper Example Base Address Jumper SettingsExample AddressesScsi bus Termination Replacement FuseGeneral Steps Hardware Installation Board InsertionPower-up Sequence Hardware Installation Apply power and observe LEDsMeaning LED’s Error Conditions Options Step Configure Connect Scsi DevicesHardware Installation Configure and Connect Scsi Devices Selectable OptionsCabling Scsi Cable ConnectorHardware Installation M m a n d O p e r a t i o n Command Operation Introduction What the Adapter must accomplish Command Operation What the Adapter must accomplishParameter BaseParameter BlockCommand Descriptor Block Base Status Block Command Operation Base Status BlockBase Status Block Status Block FormatCommand Operation Base Status Block Multiple Status Blocks Setting up Unit OptionsParameter Block Single Command StructureFormat Single Command Structure Command Operation Single Command StructureBit-meanings of Interrupt Field Command Operation Single Command Structure InterruptCommand Operation Using a Single Command Structure Using a Single Command StructureCommand Identifier = 822F4H Some Example Single CommandsExample Start Command List Board-control Command Operation Some Example Single CommandsInterrupt = 0300H Command = 01H21020285 D User’s Guide Example Pass-through command PB Example 2Inquiry Pass-through CommandCommand Operation Command Operation Some Example Single Commands Command List Structure Format Command List StructureDescription of the Fields Status Block Space Number of Parameter BlocksNumber of Status Blocks Parameter Block SpaceCommand Operation Creating the Command List Structure Creating Command List StructureIndex Guidelines Using a Command List StructureCommand Guidelines Command Operation Using a Command List StructureAdding a Parameter Block Removing a Status Block Command Operation Example ‘C’ Routines for Command List Example ‘C’ Routines for Command ListStcdone Command Operation Example ‘C’ Routines for Command List Command Operation I t i a t o r t h r o u g h D e P a s s C o m m a n d s Introduction Summary Initiator Mode Pass-through Commands IntroductionAddress Modifier Command FormatInitiator Pass- through Parameter Block Format Target IDBit-meanings of Flags-1 Field Setting DBV DAT and DIR Bits Using Table Values Example DAT and DIR bit settingsDIR and DAT Settings, Vendor-unique DAT and DIR Automatic Settings Table of DAT DIR Automatic Settings4EH Initiator Mode Pass-through Commands Flags-2 Bit-meanings of Flag-2 FieldMeaning of TAG Opts Bits Scsi Command Descriptor Block VME Memory AddressTransfer Count Message Format Pass-through Message Parameter BlockMessage Code Description of Fields Scsi Pass-through Status BlockBit-meanings of Flags Field Error Scsi Status Field during Unexpected Scsi Phase Bit-meanings of Scsi Status FieldMeaning of Status Byte Code Meaning of Status Byte Unexpected Phase Three signals. This is described belowDefault Ordering of Sense Bytes Up to 32 Sequential Sense BytesOrdering of 1st 16 Sequential Sense Bytes Example of Selected Sense Bytes Initiator Mode Pass-through Commands R g e t t h r o u g h D e P a s s C o m m a n d s Target Mode Pass-through Commands Introduction Target Mode Pass-through Commands Overview of Target Mode What is Target Mode?Target Mode Pass-through Commands Adapter must have a means of handling Scsi protocol issuesWhat must the adapter accomplish in Target Mode? Target Mode Disable Command Overview Special Target Mode CommandsNew commands Target Mode Enable CommandScsi Command Descriptor Block Groups Command Descriptor Block Group CodesCommand Operation Sequence Events Enabling Target ModeTarget Mode Pass-through Commands Command Operation Sequence Events Receiving a Command From an Initiator Sequence of Events Responding to an Initiator Target Selection Data Structure Target Selection Data StructureMeaning of Flags Field Meaning of Scsi Flags Field Message Bytes Received Command Descriptor Block LengthIdentify Message Received Initiator IdentifierSemaphore Field Target Mode Response Command Target Mode Response Parameter BlockInitiator ID ⇒ Target Mode Response command Meaning of Response Control Flags Field Status or 1st Message Byte Message ByteTarget Mode Response Command Status Block First TM Response Command Status BlockSecond TM Response Command Status Block Meaning of Status Block Flags Field Meaning of Command Status Flags Field Message Byte Received Target Mode Error Sequence CodesA r d c o n t r o l C o m m a n d s Board-control Commands Introduction Board-control Commands Using the Reference Using the ReferenceGeneral Status Block Board-control Commands General Status BlockGeneral Status Block General Status Block FormatList of Commands Board-control Commands List of CommandsBoard-control Commands Adapter ID Board-control Commands Start Command List 01HStart Command List Parameter Block Command List Memory AddressCommand Code Board-control Commands Start Command List 01H InterruptStop Command List Parameter Block Board-control Commands Stop Command List 02HBoard-control Commands Identify 05H Identify Command Parameter BlockIdentify 05H Firmware Revision Identify Command Status BlockIdentify Command Status Block Engineering RevisionDay, Month, Year Board-control Commands Identify 05H Option FlagsOption Flags Field Identify Status Block Adapter Scsi ID BitsBoard-control Commands Board Statistics 06H Board Statistics Command Parameter BlockBoard Statistics 06H Options Field Board-control Commands Board Statistics 06H OptionsStatistics Data Structure Total Commands ProcessedTotal Scsi Commands issued to an ID Target Mode Selection CountGeneral Options 07H Command Format Description of FieldsBoard-control Commands General Options 07H General Options Command Parameter BlockSelect Flags Byte Bus ThrottleBus Throttle Field Values Select FlagsCommand code for this command is 07H Unit Scsi ID Board-control Commands Unit Options 08HUnit Options Command Parameter Block Unit Options 08HRetry Control Board-control Commands Unit Options 08H Disconnect Time-outRetry Limit Retry ControlSelect Time-out Unit FlagsUnit Flags Sense Count Initiator ModeSelected Sense Bytes Example Selection of Sense Bytes Example Use of Selected Sense Bytes FieldsDiagnostics Command Test Flags Field Diagnostic/ Self-test 09HBoard-control Commands Diagnostic/Self-test 09H Diagnostic/Self-test Parameter BlockCommand code for this operation is 09H Diagnostic Command Status Block Flags ByteBit-meanings of Flags Byte in Status Block Pointer to the Target Selection Data Structure Target Mode Enable 0AHBoard-control Commands Target Mode Enable 0AH Target Mode Enable Parameter BlockMeaning of Selection Interrupt Field Meaning of Flags-1 Field Target Mode Disable 0BHBoard-control Commands Target Mode Disable 0BH Target Mode Disable Parameter BlockAbort Parameter Block Board-control Commands Abort 0DHCommand Identifier of CMD to be Aborted Abort 0DHScsi Hard Reset 10H Board-control Commands Scsi Hard Reset 10HScsi Hard Reset Parameter Block Board Information 15H Board-control Commands Board Information 15HBoard Information Data Structure Board-control Commands Board Information 15H OptionsBoard Information Data Structure Board Information Options FieldBoard Information Select Flags Field Board-control Commands Board Information 15H Bus Throttle RST Reset Jumper Board-control Commands Board Information 15H Option FlagsBoard-control Commands Board Information 15H Termination Scsi Cfig BlockAdapter Base Model # Bit-meanings of Device Flags Field Per Target Retry LimitPer Target Sense Count Per Target Device FlagsPer Target Synch Period Per Target Selected Sense Bytes Per Target WidthBoard-control Commands Extended Board Statistics 16H Extended Board Statistics 16HExtended Board Statistics Parameter Block Extended Board Options Field Board-control Commands Extended Board Statistics 16H OptionsExtended Statistics Data Structure Total Commands IssuedNumber of Scsi Parity Errors Per Scsi Target Number of CommandsBoard-control Commands Per Scsi Target Queue Full CountPer Scsi Target Maximum Queued Board-control Commands Extended Unit Options 18H Extended Unit Options 18HExtended Unit Options Parameter Block Extended Unit Options Data Structure Extended Unit Options Data Structure Description of FieldsBit-meanings of Retry Control Field Unit Flags of Extended Unit Options Board-control Commands Extended Unit Options 18H Unit FlagsBoard-control Commands Extended Unit Options 18H Selected Sense Bytes T a i l s o f U s a g e Details of Usage Introduction Variations in Intel and Motorola Memory Need for SwappingDetails of Usage Byte and Word Swapping Example of Memory DifferencesPass-through command Parameters Motorola Ordering Intel OrderingCommand Structure Swapping RF3880 Swapping OptionsIntel Ordered Parameter Block Data Swapping Sharing TapesDual Initiators Tagged How to UseTagged QueuingDetails of Usage Tagged Queuing Choose a tag message Meaning of Flags-2 FieldRF3880 sends the tag message Message Reject UsageQueue Tag Numbers Queue Full StatusTarget Mode Usage Scsi Protocol Handling Scsi Bus Reset HandlingSelection Queue Abort Command Handling Synchronous Data Transfer Requests Target Mode Disable Command HandlingWide Data Transfer Requests Target Routines Parity error conditionsMessage parity errors Initiator-detected Error messagesDisconnect Privilege Message HandlingMessage Bytes Received from the Initiator 21020285 D User’s Guide User’s Guide 21020285 D Details of Usage Error codes Status Block Error Codes Appendix a Error Codes IntroductionCodes Reported in Status Block and Status Port Error Codes Appendix a Error Codes Summary2BH Appendix a Error CodesA1H Status Port Error Codes Catastrophic Error CodesAppendix a Error Codes Status Port Error Codes Self-test Error Codes Diagnostic Command 8CH Self-test Status Port Error CodesB l e s a n d C o n n e c t o r s Appendix B Cables and Connectors Introduction Maximum Cable Length ConnectorAppendix B Cables and Connectors Scsi Connector Cable Connector Pin-outs for the RF3886VMEbus Connector Pinouts Appendix B Cables and Connectors VMEbus Connector PinoutsP1 Connector Retry P2 ConnectorAppendix B Cables and Connectors Specification s Appendix C Specifications Introduction Specifications Appendix C SpecificationsSpecifications for the Rf3880 Appendix C Specifications 21020285 D User’s Guide Fault s Appendix D Defaults Introduction Defaults for Hardware Ports Hardware DefaultsAppendix D Defaults Hardware Defaults Hardware Defaults JumpersDefaults Appendix D DefaultsCommand Defaults TAG Appendix D Defaults S i g n D i f f e r e n c e s Appendix E Design Differences Introduction Byte and Word Swapping of Data Features no longer SupportedAppendix E Design Differences Features no longer Supported Scatter/Gather OperationsExtended Scsi ID’s Status Port Error Codes and Test FlagsAppendix E Design Differences Implementation Differences Width of Data Transfers on the VMEbusScsi Data Widths Block Mode TransfersOdd-byte Addressing How to Maximize PerformanceD e Index User’s Guide 21020285 D PSI Scsi ID Index Page 21020285 D