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LSI LSI21003 User Manual

Pci to dual channel scsi host adapter
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User's
Guide
LSI21003
PCI to Dual Channel SCSI
Host Adapter
Version 1.0
O c t o b e r 2 0 0 0
®
S14051

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Summary of Contents for LSI LSI21003

  • Page 1 User’s Guide LSI21003 PCI to Dual Channel SCSI Host Adapter Version 1.0 O c t o b e r 2 0 0 0 ® S14051...

  • Page 2: Electromagnetic Compatibility Notices

    Consult the dealer or an experienced radio/TV technician for help. Shielded cables for SCSI connection external to the cabinet are used in the compliance testing of this Product. LSI Logic is not responsible for any radio or television interference caused by unauthorized modification of this equipment or the substitution or attachment of connecting cables and equipment other than those specified by LSI Logic.
  • Page 3 LSI Logic; nor does the purchase or use of a product from LSI Logic convey a license under any patent rights, copyrights, trademark rights, or any other of the intellectual property rights of LSI Logic or third parties.
  • Page 5 Preface This book is the primary reference and user’s guide for the LSI Logic LSI21003. It describes how to install and configure the LSI21003 in a PCI computer system. LSI Logic Technical Support The entire LSI Logic host adapter solution has been designed for ease of use.
  • Page 6 Chapter 3, Technical operational environments of the LSI21003. Appendix A, Glossary of Terms and definitions of various terminology that is referenced throughout this user’s guide. Related Publications LSI53C1010-33 PCI to Dual Channel Ultra3 SCSI Multifunction Controller Technical Manual, Order Number S14025.A PCI Storage Device Management System SDMS™...

  • Page 7: Table Of Contents

    Contents Chapter 1 Using the LSI21003 General Description Features 1.2.1 1.2.2 1.2.3 Interface Descriptions 1.3.1 1.3.2 1.3.3 1.3.4 Chapter 2 Installing the LSI21003 Quick Installation Procedure Detailed Installation Procedure 2.2.1 2.2.2 2.2.3 2.2.4 Setting SCSI IDs Setting Interrupts (Exceptional Cases)
  • Page 8 Tables viii Contents Safety Characteristics The PCI Interface The SCSI Interface Hardware Connections for the LSI21003 Inserting the Host Adapter SCSI Cables Internal SCSI Ribbon Cable to Host Adapter Internal SCSI Ribbon Cable to Internal SCSI Device Connection Connecting Additional Internal SCSI Devices...
  • Page 9 PCI Connector J1 Front Side Signals PCI Connector J1 Back Side Signals SCSI Connector J2, Channel A, Internal SCSI Connector J3, Channel A, External SCSI Connector J4, Channel A, Internal SCSI Connector J5, Channel B, Internal Connector J6 Signals Subsystem and Subsystem Vendor ID Contents 3-10 3-11...
  • Page 10 Contents...

  • Page 11: Chapter 1 Using The Lsi21003

    Chapter 1 Using the LSI21003 This chapter provides an overview of the LSI Logic LSI21003 PCI to Dual Channel SCSI Host Adapter board and its interfaces to PCI computer systems. These topics are discussed: Section 1.1, “General Description,” page 1-1 Section 1.2, “Features,”...

  • Page 12: Features

    1.2 Features This section provides a high level overview of the PCI Interface, the SCSI Interface, and Board Characteristics for the LSI21003. 1.2.1 PCI Interface The PCI interface includes these features: True PCI multifunction controller for maximum performance 32-bit (33 MHz) DMA bus master...

  • Page 13: Board Characteristics

    Fast, Ultra, Ultra2, and Ultra160 data transfer capability SCSI Termination Power (TERMPWR) source with autoresetting circuit breaker Supports SE and LVD signaling with automatic termination – – Performs complex bus sequences without interrupts, including restore data pointers SCSI Plug and Play Flash ROM for BIOS storage Serial EEPROM for each channel for user configuration utility SCSI activity connector for external LED...

  • Page 14: The Scsi Interface

    J1 (see definitions and pin numbers conform to the PCI Local Bus Specification Revision 2.2 standard. The LSI21003 conforms to the PCI universal signaling environment for a 5 V or 3.3 V PCI bus. 1.3.2 The SCSI Interface The SCSI functionality for the host adapter is also contained within the LSI53C1010-33.

  • Page 15: Scsi Activity Led Interface

    1.3.3 SCSI Activity LED Interface The SCSI activity LED interface is a four-wire arrangement that allows connection of an LED harness to the board. The connector on the host adapter is J6 for both channels. See name and pin numbers on this interface. 1.3.4 Cabling The cable provided in the kit is matched for a Fast/Ultra/Ultra2/Ultra160 SE or LVD operation.
  • Page 16 Using the LSI21003...

  • Page 17: Quick Installation Procedure

    Step 1. Ground yourself before handling the host adapter board. Note: Step 2. Remove the LSI21003 from the packing and check that it is not Step 3. Switch off and unplug the system. Step 4. Remove the cabinet cover on your computer to access the PCI Step 5.
  • Page 18 Step 15. Refer to the PCI Storage Device Management System SDMS Installing the LSI21003 A 32-bit slot should be used. The LSI21003 will work in a 64-bit slot, but only 32 bits are used. The host adapter requires a PCI slot that allows bus master operation. See page 2-6.

  • Page 19: Detailed Installation Procedure

    2.2 Detailed Installation Procedure This section provides step-by-step instructions for installing your LSI21003 and connecting it to your SCSI peripherals. If you are experienced in these tasks, you may prefer to use Installation Procedure.” tasks as described here, LSI Logic suggests getting assistance.

  • Page 20: Inserting The Host Adapter

    Step 1. Ground yourself before removing the host adapter board from Note: Step 2. Remove the LSI21003 from its packing and verify that it is not Step 3. Switch off the computer and unplug power cords for all Step 4. Remove the cover from your computer per the instructions in Step 5.

  • Page 21: Hardware Connections For The Lsi21003

    Step 8. Secure the board with the bracket screw (see Figure 2.1 Hardware Connections for the LSI21003 Channel A 68-Pin Internal High Density SCSI Connector J2 Channel A 50-Pin External HD SCSI Connector J3 Detailed Installation Procedure have in your system. This orientation is correct. The board is keyed and can only be inserted one way.

  • Page 22: Connecting The Scsi Peripherals

    Figure 2.2 2.2.3 Connecting the SCSI Peripherals All internal SCSI bus connections to the LSI21003 are made with an unshielded, 68- or 50-conductor ribbon cable (see of this cable is marked with a color to indicate the pin-1 side. The connectors on this cable are keyed to ensure a proper pin-1 connection.

  • Page 23: Scsi Cables

    Some internal cables come with an SE/LVD terminator on one end. This end should be furthest from the host adapter. All external SCSI bus connections to the LSI21003 are made with a shielded, 50-pin high density cable (see this cable are always keyed to ensure a proper pin-1 connection.

  • Page 24: Internal Scsi Ribbon Cable To Host Adapter

    Step 4. Step 1. Plug one end of a SCSI ribbon cable into an appropriate Figure 2.4 Installing the LSI21003 connector, J2, J4, or J5. The example in wide cable. Channel A (J2 and J4) supports SE mode. Channel B (J5) supports SE and LVD modes.

  • Page 25: Internal Scsi Ribbon Cable To Internal Scsi Device Connection

    Step 2. Plug the other end of the cable into the connector on the internal SCSI device. An example of this connection appears in Figure 2.5 Internal SCSI Ribbon Cable to Internal SCSI Device Connection If this is the only internal device on the bus, proceed to Step 4. If you have more than one internal device to connect, use an internal SCSI ribbon cable with the required number of connectors attached along its length and proceed to Step 3.

  • Page 26: Connecting Additional Internal Scsi Devices

    Step 3. Plug the cable into each additional device as illustrated in Figure 2.6. Figure 2.6 Connecting Additional Internal SCSI Devices 2-10 Installing the LSI21003...

  • Page 27: Multiple Internal Scsi Devices Chained Together

    An example of multiple internal SCSI devices chained together is shown in Figure 2.7. Figure 2.7 Multiple Internal SCSI Devices Chained Together Detailed Installation Procedure 2-11...

  • Page 28: Scsi Led Connector

    Most PC cabinets are designed with a front panel LED. If you wish to enable this feature, follow Step 4. Step 4. Connect the LED cable to connector J6 on the host adapter, as Figure 2.8 2-12 Installing the LSI21003 shown in Figure 2.8. When properly connected, the front panel LED lights when there is activity on the SCSI bus.

  • Page 29: External Cable To Host Adapter

    This section provides step-by-step instructions for making external SCSI bus connections. If you have only internal devices, proceed to 2.2.4, “SCSI Bus Termination,” page devices to the LSI21003: Step 1. Plug the 50-pin HD connector on one end of a shielded external Figure 2.9...

  • Page 30: External Cable To External Scsi Device

    Step 2. Plug the 50-pin high density connector on the other end of the Figure 2.10 External Cable to External SCSI Device 2-14 Installing the LSI21003 shielded external SCSI cable into the SCSI connector on the external SCSI device. An example of this connection is shown Figure 2.10.

  • Page 31: Scsi Bus Termination

    SCSI bus must have their terminators active. All other SCSI devices on the bus must have their terminators removed or disabled. Remember that your LSI21003 is also on the SCSI Detailed Installation Procedure cables.
  • Page 32 If only internal SCSI device connections on the host adapter have been made, then terminate the last internal device on the SCSI bus. You must disable the termination on all other devices. Termination on the LSI21003 is automatically enabled for Channel A. The termination for Channel B is enabled all the time.

  • Page 33: High Density Internal Scsi Device Termination

    Figure 2.12 shows an example of how termination is determined for this SCSI bus configuration. Figure 2.12 High Density Internal SCSI Device Termination Detailed Installation Procedure 2-17...

  • Page 34: Internal And Internal Scsi Device Termination

    SCSI bus. You must disable the termination on all other devices. Termination on the host adapter is automatically enabled for Channel A. 2-18 Installing the LSI21003 shows an example of how termination is determined for this Note: Host Adapter Termination Automatically Disabled Last Devices on Chain–...

  • Page 35: External Scsi Device Termination

    Figure 2.14 shows an example of how termination is determined for this SCSI bus configuration on the host adapter external Channel A. Figure 2.14 External SCSI Device Termination Last Device on Chain– Termination Enabled Detailed Installation Procedure Does Not End Chain– Termination Disabled Host Adapter...
  • Page 36 Channel A of the host adapter is automatically disabled in this case. Figure 2.15 SCSI bus configuration on the host adapter internal Channel A and external Channel A. 2-20 Installing the LSI21003 shows an example of how termination is determined for this...

  • Page 37: Internal And External Scsi Device Termination

    Figure 2.15 Internal and External SCSI Device Termination Last Device on Chain– Termination Enabled Detailed Installation Procedure Does Not End Chain– Termination Disabled Last Device on Chain– Termination Enabled 2-21...

  • Page 38: Setting Scsi Ids

    Step 2. Make any necessary changes to the SCSI IDs and record the 2-22 Installing the LSI21003 Devices on a narrow (8-bit) bus only respond to SCSI IDs 0–7. Also, they will not be able to respond to the host adapter if the host adapter ID is set higher than 7.

  • Page 39: Scsi Id Record

    Table 2.1 SCSI ID Record SCSI ID SCSI Device Channel A LSI21003 (default) Setting SCSI IDs SCSI Device Channel B LSI21003 (default) 2-23...

  • Page 40: Setting Interrupts (Exceptional Cases)

    INTA/INTB/ to act as a jumper for special configuration purposes. This feature is not packaged with the standard LSI21003, as the default interrupt routing is sufficient for most systems. In the exceptional case, where a user would require jumper settings, Table 2.2, “Setting Interrupts,”...

  • Page 41: Completing The Installation

    2.5 Completing the Installation Before replacing the cover on your computer, review this installation procedure check list. This can save you effort later. Host adapter connection in PCI bus slot secure Internal SCSI bus connections secure (pin-1 continuity) External SCSI bus connections secure Proper SCSI bus termination established Unique SCSI IDs set and recorded for each device Step 1.
  • Page 42 2-26 Installing the LSI21003...

  • Page 43: Technical Specifications

    Chapter 3 Technical Specifications This chapter discusses the physical environment associated with the LSI21003 and includes a mechanical drawing of the host adapter (Figure Section 3.1, “Physical Environment,” page 3-1 Section 3.2, “Operational Environment,” page 3-4 Section 3.3, “Subsystem and Subsystem Vendor ID,” page 3-12 3.1 Physical Environment...

  • Page 44: Physical Characteristics

    The dimensions of the LSI21003 are approximately 177.8 x 83.8 mm (7.0 x 3.3 inches). PCI connection is made through edge connector J1. The component height on the top and bottom of the LSI21003 follows the PCI specification. Internal SCSI connections can be made in two ways: 68-pin high density connectors J2 for Channel A or J5 for Channel B (16-bit).

  • Page 45: Electrical Characteristics

    3.1.2 Electrical Characteristics The LSI21003 maximum power requirements, which include SCSI TERMPWR, under normal operation are listed in Table 3.1 +5 V DC The PCI PRSNT1# and PRSNT2# pins are set to indicate a 15 W maximum configuration. Under abnormal conditions, such as a short on SCSI TERMPWR, +5 V current may be higher.

  • Page 46: Safety Characteristics

    PCI bus slot, all voltages are below the SELV 42.4 V limit. 3.2 Operational Environment The LSI21003 is designed for use in PCI computer systems with an ISA/EISA bracket type. The SDMS software operates the board; however, the design of the board does not prevent the use of other software.

  • Page 47: Pci Connector J1 Front Side Signals

    Table 3.2 PCI Connector J1 Front Side Signals Signal Name 12 V +5 V +5 V INTB/ INTD/ GND (PRSNT1/) RESERVED GND (PRSNT2/) KEYWAY KEYWAY RESERVED REQ/ AD31 AD29 Note: Shaded pins are not connected. Operational Environment Signal Name Signal Name +3.3 V AD27 C_BE1/...

  • Page 48: Pci Connector J1 Back Side Signals

    Table 3.3 Signal Name TRST/ +12 V +5 V INTA/ INTC/ +5 V RESERVED RESERVED KEYWAY KEYWAY 3.3 V AUX RST/ GNT/ AD30 +3.3 V Note: Shaded pins are not connected. Technical Specifications PCI Connector J1 Back Side Signals Signal Name AD28 AD26 AD24...

  • Page 49: The Scsi Interface

    3.2.2 The SCSI Interface The SCSI interface conforms to ANSI X3T10.11/1142. The SCSI interface operates as two 16-bit, SE or LVD channels, and supports Fast, Ultra, Ultra2, and Ultra160 SCSI protocols. The interface is made through connectors J2, J3, and J4 for Channel A and J5 for Channel B.

  • Page 50: Scsi Connector J2, Channel A, Internal

    Table 3.4 Signal Name TERMPWR TERMPWR 1. CPRSNT_A is used to sense the connection of a standard SCSI device by sensing SCSI standard GND on this pin. Technical Specifications SCSI Connector J2, Channel A, Internal Signal Name SD12/ SD13/ SD14/ SD15/ SDP1/ SD0/...

  • Page 51: Scsi Connector J3, Channel A, External

    Table 3.5 SCSI Connector J3, Channel A, External Signal Name Signal Name SD0/ SD1/ SD2/ SD3/ SD4/ SD5/ SD6/ SD7/ SDP/ 1. CPRSNT_B is used to sense the connection of a standard SCSI device by sensing SCSI standard GND on this pin. Operational Environment Signal Name CPRSNT_B...

  • Page 52: Scsi Connector J4, Channel A, Internal

    Table 3.6 Signal Name SD0/ SD1/ SD2/ SD3/ SD4/ SD5/ SD6/ SD7/ 1. CPRSNT_C is used to sense the connection of a standard SCSI device by sensing SCSI standard GND on this pin. 3-10 Technical Specifications SCSI Connector J4, Channel A, Internal Signal Name SDP/ CPRSNT_C...

  • Page 53: Scsi Connector J5, Channel B, Internal

    Table 3.7 SCSI Connector J5, Channel B, Internal Signal Name Signal Name SD12+ SACK+ SD13+ SRST+ SD14+ SMSG+ SD15+ SSEL+ SDP1+ SC_D+ SD0+ SREQ+ SD1+ SI_O+ SD2+ SD8+ SD3+ SD9+ SD4+ SD10+ SD5+ SD11+ SD6+ SD12 SD7+ SD13 SDP+ SD14 SD15 DIFFSENS SDP1...

  • Page 54: Subsystem And Subsystem Vendor Id

    B_LED B_LED+ 3.3 Subsystem and Subsystem Vendor ID The Subsystem ID and System Vendor ID for the LSI21003 are provided Table During system initialization, the ID numbers are loaded into the Subsystem Vendor ID and Subsystem ID registers of the imbedded SCSI controller, the LSI53C1010.

  • Page 55: Appendix A Glossary Of Terms And Abbreviations

    A collection of unbroken signal lines across which information is transmitted from one part of a computer system to another. Connections to the bus are made using taps on the lines. LSI21003 PCI to Dual Channel SCSI Host Adapter 34.5 pc 4.333 pc 12 pc 12.938 p...
  • Page 56 Bus Mastering A high-performance way to transfer data. The host adapter controls the transfer of data directly to and from system memory without interrupting the computer’s microprocessor. This is the fastest way for multitasking operating systems to transfer data. Byte A unit of information consisting of eight bits.
  • Page 57 Dword A doubleword is a group of four consecutive bytes or characters that are stored, addressed, transmitted, and operated on as a unit. The lower two address bits of the least significant byte must equal zero in order to be Dword aligned.
  • Page 58 Interrupt Request Channel. A path through which a device can get the immediate attention of the computer’s CPU. The PCI bus assigns an IRQ path for each SCSI host adapter. Industry Standard Architecture. A type of computer bus used in most PCs.
  • Page 59 CPU. Information can be written to and read from RAM. The contents of RAM are lost when the computer is turned off. RISC Core LSI Logic SCSI chips contain a RISC (Reduced Instruction Set Computer) processor, programmed through microcode SCRIPTS. Read Only Memory. Memory from which information can be read but not changed.
  • Page 60 SCRIPTS processor fetches SCRIPTS instructions from system memory to control operation of the LSI53C8XX device. SDMS Storage Device Management System. An LSI Logic software product that manages SCSI system I/O. Single-Ended A hardware specification for connecting SCSI devices. It references each (SE) SCSI SCSI signal to a common ground.
  • Page 61 SCSI Trade Association. A group of companies that cooperate to promote SCSI parallel interface technology as a viable mainstream I/O interconnect for commercial computing. Synchronous One of the ways data is transferred over the SCSI bus. Transfers are Data Transfer clocked with fixed frequency pulses.
  • Page 62 3.75 pc 10.25 pc 11.25 pc 38.25 pc 34.5 pc 4.333 pc 44.25 pc 48.583 p Glossary of Terms and Abbreviations 52.5 pc...

  • Page 63: Index

    SCSI bus connections jumper settings 2-24 LED cable 2-12 LVD peripheral devices 2-16 LSI21003 PCI to Dual Channel SCSI Host Adapter multiple SCSI devices chained together PCI interface PCI slot peripheral devices 2-22 preset host adapter setting SCSI ID 7...
  • Page 64 IX-2 Index...

  • Page 65: Customer Feedback

    Please include your name, phone number, fax number, and company address so that we may contact you directly for clarification or additional information. Thank you for your help in improving the quality of our documents. LSI21003 PCI to Dual Channel SCSI Host Adapter...
  • Page 66 Reader’s Comments Fax your comments to: Please tell us how you rate this document: LSI21003 PCI to Dual Channel SCSI Host Adapter User’s Guide. Place a check mark in the appropriate blank for each category. Completeness of information Clarity of information...
  • Page 67 U.S. Distributors by State A. E. Avnet Electronics Colorado http://www.hh.avnet.com Denver B. M. Bell Microproducts, A. E. Inc. (for HAB’s) B. M. http://www.bellmicro.com W. E. I. E. Insight Electronics Englewood http://www.insight-electronics.com I. E. W. E. Wyle Electronics Idaho Springs http://www.wyle.com B.
  • Page 68 U.S. Distributors by State (Continued) New York South Carolina Hauppauge A. E. I. E. Tel: 516.761.0960 W. E. Long Island South Dakota A. E. Tel: 516.434.7400 A. E. W. E. Tel: 800.861.9953 W. E. Rochester A. E. Tel: 716.475.9130 Tennessee I.
  • Page 69 Direct Sales Representatives by State (Components and Boards) E. A. Earle Associates Texas E. L. Electrodyne - UT Austin Group 2000 I. S. Infinity Sales, Inc. Arlington ION Associates, Inc. R. A. Rathsburg Associ- Houston ates, Inc. Synergy Associates, Utah Inc.
  • Page 70 Sales Offices and Design Resource Centers LSI Logic Corporation Fort Collins Corporate Headquarters 2001 Danfield Court Fort Collins, CO 80525 1551 McCarthy Blvd Tel: 970.223.5100 Milpitas CA 95035 Tel: 408.433.8000 Fax: 970.206.5549 Fax: 408.433.8989 Florida NORTH AMERICA Boca Raton 2255 Glades Road...
  • Page 71 Sales Offices and Design Resource Centers (Continued) Korea Seoul LSI Logic Corporation of Korea Ltd 10th Fl., Haesung 1 Bldg. 942, Daechi-dong, Kangnam-ku, Seoul, 135-283 Tel: 82.2.528.3400 Fax: 82.2.528.2250 The Netherlands Eindhoven LSI Logic Europe Ltd World Trade Center Eindhoven Building ‘Rijder’...

  • Page 72: International Distributors

    12 Interface Business Park Bincknoll Lane Fax: 31.40.2.510255 Wootton Bassett, Swindon, Wiltshire SN4 8SY Switzerland Tel: 44.1793.849933 Brugg Fax: 44.1793.859555 LSI Logic Sulzer AG Mattenstrasse 6a CH 2555 Brugg Sales Offices with Tel: 41.32.3743232 Design Resource Centers Fax: 41.32.3743233 Taiwan Taipei...

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