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® DB15-000320-00 LSIU80AL VD PCI to Ultra2 SCSI Host Adapter USER’S GUIDE A ugust 2004 V ersion 2.0.
ii Electroma gnetic Compatibility Notices This device complies with P art 15 of the FCC Rules. Operation is subject to the follo wing two conditions: 1. This device ma y not cause harmful interference, and 2. This device m ust accept any interf erence received, including interf erence that ma y cause undesired operation.
iii This document contains proprietar y information of LSI Logic Cor poration. The inf or mation contained herein is not to be used by or disclosed to third par ties without the e xpress written per mission of an officer of LSI Logic Cor poration. LSI Logic products are not intended f or use in life-support appliances, de vices, or systems.
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Pref ace v Preface This book is the primar y reference and user’ s guide f or the LSIU80AL VD PCI to Ultra2 SCSI Host Adapter . It contains a complete functional description for the LSIU80AL VD and includes complete physical and electrical specifications for the LSIU80AL VD .
vi Pref ace Related Publications PCI Storage De vice Management System SDMS™ 4.0 User’ s Guide, Document DB15-000099-01 Revision Recor d Revision Date Remarks 2.
Contents vii Contents Chapter 1 Using the LSIU80AL VD 1.1 General Description 1-1 1.2 F eatures 1-2 1.2.1 PCI Interf ace 1-2 1.2.2 SCSI Interf ace 1-2 1.2.3 Board Characteristics 1-3 1.3 Interf ace Descriptions 1-3 1.3.1 The PCI Interf ace 1-3 1.3.2 The SCSI Interf ace 1-4 1.
viii Contents Chapter 3 Configuring the LSIU80AL VD 3.1 When to Configure the LSIU80AL VD 3-1 3.2 Star ting the SCSI BIOS Configuration Utility 3-2 3.2.1 Configuration Utility Main Menu 3-3 3.2.2 Utilities Menu 3-7 3.2.3 De vice Selections Menu 3-11 3.
Contents ix Figures 2.1 Hardware Connections f or the LSIU80AL VD 2-5 2.2 Inser ting the Host Adapter 2-6 2.3 SCSI Cables 2-9 2.4 Inter nal SCSI Ribbon Cab le to Host Adapter Connection 2-10 2.5 Inter nal SCSI Ribbon Cab le to Inter nal SCSI De vice Connection 2-11 2.
x Contents.
Contents xi T ables 2.1 SCSI Bus Widths and Speeds 2-7 2.2 SCSI Bus Lengths 2-8 2.3 SCSI ID Record 2-23 3.1 Global Def ault Settings 3-1 3.2 De vice Default Settings 3-2 A.1 Maximum P ower Requirements A-2 A.2 PCI Connector J1 (F ront) A-5 A.3 PCI Connector J1 (Back) A-6 A.
xii Contents.
LSIU80AL VD PCI to Ultra2 SCSI Host Adapter 1-1 Chapter 1 Using the LSIU80AL VD This chapter describes the LSIU80AL VD PCI to Ultra2 SCSI Host Adapter board interf ace to PCI computer systems and includes these topics: • Section 1.1, “General Description, ” page 1-1 • Section 1.
1-2 Using the LSIU80AL VD 1.2 Features This section provides a high le vel ov er view of the PCI Interf ace, the SCSI Interf ace, and Board Characteristics f or the LSIU80AL VD . 1.2.1 PCI Interface • Full 32-bit DMA bus master • Zero wait-state b us master data bursts up to 133 Mb ytes/s (@ 33 MHz) • Universal 3.
Interf ace Descriptions 1-3 • P erforms complex SCSI b us sequences without interrupts, including restore data pointers • Serial EEPROM f or user configuration utility • SCSI bus activity LED connector and on-board LED 1.2.3 Board Characteristics • PCI board dimensions, 152.
1-4 Using the LSIU80AL VD 1.3.2 The SCSI Interface The SCSI functionality f or the LSIU80AL VD is contained within the LSI53C895A. The LSI53C895A connects directly to the SCSI bus and generates signal timing and b us protocol in compliance with the SCSI standard.
Interf ace Descriptions 1-5 1.3.3 Ultra2 SCSI T echnology The LSIU80AL VD fully suppor ts Ultra2 SCSI. Ultra2 SCSI is an e xtension of the SCSI P arallel Interface 2 and 3 (SPI-2 and SPI-3) f amily of standards that e xpands the bandwidth of the SCSI bus , allowing f aster synchronous data transf ers.
1-6 Using the LSIU80AL VD 1.3.4.1 Benefits of L VDlink The LSI53C895A suppor ts L VD f or SCSI, which is a signaling technology that increases the reliability of SCSI data transf ers ov er longer distances than suppor ted by SE SCSI. The lo w current output of L VD allows the I/O transceiv ers to be integrated directly into the chip .
LSIU80AL VD PCI to Ultra2 SCSI Host Adapter 2-1 Chapter 2 Installing the LSIU80AL VD This chapter provides instructions on how to install the LSIU80AL VD and includes these topics: • Section 2.1, “Quick Installation Procedure , ” page 2-1 • Section 2.
2-2 Installing the LSIU80AL VD Step 4. Locate the slots for installing a PCI plug-in board. The LSIU80AL VD requires a PCI slot that allows bus master operation. See T able 2.2 . Step 5. Remov e the blank brac ket panel on the bac k of the computer aligned with the PCI slot you intend to use .
Detailed Installation Procedure 2-3 2.2 Detailed Installation Pr ocedure This section provides step-b y-step instructions for installing the LSIU80AL VD , and connecting it to your SCSI peripherals. If y ou are e xperienced in these tasks, you ma y prefer to use the preceding Section 2.
2-4 Installing the LSIU80AL VD 2.2.2 Inserting the Host Adapter F or safe and proper installation, chec k the user’ s manual supplied with your computer and perf or m the follo wing steps. Step 1. Ground yourself bef ore removing this host adapter board.
Detailed Installation Procedure 2-5 Figure 2.1 Hard ware Connections for the LSIU80AL VD Step 6. Carefully inser t edge connector J1 (see Figure 2.1 ) of the host adapter into the PCI slot. Make sure the edge connector is properly aligned before pressing the board into place as shown in Figure 2.
2-6 Installing the LSIU80AL VD Figure 2.2 Inser ting the Host Adapter Step 7. The brack et around connector J3 (see Figure 2.1 ) should fit where you remo ved the b lank panel. Secure it with the brack et screw (see Figure 2.2 ) bef ore making the inter nal and external SCSI bus connections .
Detailed Installation Procedure 2-7 2.2.3 Connecting the SCSI P eripherals SCSI bus connections to the LSIU80AL VD inside your computer can be made with an unshielded 68-conductor Ultra SCSI PVC ribbon cab le (see Figure 2.3 ). One side of this cable is marked with a colored stripe to indicate pin 1.
2-8 Installing the LSIU80AL VD Y ou can connect up to f our de vices if they are e venly spaced on a 3-meter Ultra SCSI cab le (0.75 m between de vices). Y our SE SCSI b us should not e xceed 3 meters (total inter nal and external cable lengths), e ven with f ewer than f our de vices.
Detailed Installation Procedure 2-9 Figure 2.3 SCSI Cables 68-pin SCSI Cable f or Internal Connections 68-pin SCSI Cable f or External Connections 68-pin T er minated End High Density High Density HD .
2-10 Installing the LSIU80AL VD 2.2.4 Making Internal SCSI Bus Connections This section provides step-b y-step instructions about making inter nal SCSI bus connections . Step 1. T o connect an inter nal SCSI device , plug the 68-pin connector on one end of the inter nal SCSI ribbon cable into connector J2 (see Figure 2.
Detailed Installation Procedure 2-11 Step 2. Plug the 68-pin connector on the other end of the inter nal SCSI ribbon cable into the SCSI connector on y our inter nal SCSI de vice. An e xample of this connection is shown in Figure 2.5 . Y ou must match pin 1 on all connections .
2-12 Installing the LSIU80AL VD Step 3. T o plug in additional inter nal SCSI de vices, use an internal SCSI ribbon cable with the required number of 68-pin connectors attached along its length as shown in Figure 2.6 . An e xample of this type of chained connection is shown in Figure 2.
Detailed Installation Procedure 2-13 Figure 2.7 Multiple Internal SCSI Devices Chained T og ether.
2-14 Installing the LSIU80AL VD Most PC cabinets are designed with a front panel LED . Y ou ma y connect the LED cable to connector J4 on the host adapter , as shown in Figure 2.8 . This causes the front panel LED to light when there is activity on the SCSI bus .
Detailed Installation Procedure 2-15 2.2.5 Making External SCSI Bus Connections This section provides step-b y-step instructions about making external SCSI bus connections . Step 1. T o connect e xter nal SCSI devices to the LSIU80AL VD , plug the 68-pin HD connector on one end of a shielded e xter nal SCSI cable (see Figure 2.
2-16 Installing the LSIU80AL VD Step 2. Plug the 68-pin connector on the other end of the shielded e xter nal SCSI cable into the SCSI connector on y our e xter nal SCSI de vice.
Detailed Installation Procedure 2-17 Step 3. T o connect more than one e xter nal SCSI device to the host adapter , you must chain them together with shielded e xternal SCSI cables . An e xample of these chained connections is shown in Figure 2.11 . Figure 2.
2-18 Installing the LSIU80AL VD 2.2.6 SCSI Bus T ermination The de vices making up the SCSI bus are connected serially (chained together) with SCSI cables . The first and last ph ysical SCSI devices connected on the ends of the SCSI bus m ust hav e their ter minators active .
Detailed Installation Procedure 2-19 2.2.7 Internal Bus Connections If you ha v e only inter nal SCSI device connections to y our host adapter , you m ust ter minate the last inter nal de vice on the SCSI bus. Y ou must disable the terminators on all other de vices.
2-20 Installing the LSIU80AL VD 2.2.8 External Bus Connections If you ha v e only external SCSI de vice connections to your host adapter , you m ust ter minate the last e xter nal device on the SCSI b us. Y ou must disable the terminators on all other devices .
Detailed Installation Procedure 2-21 2.2.9 Internal and External Bus Connections If inter nal and e xter nal SCSI de vice connections to your host adapter hav e been made, then ter minate the last internal and last external de vices on the SCSI bus . Y ou must disab le the ter mination on all other de vices.
2-22 Installing the LSIU80AL VD 2.2.10 Setting SCSI IDs Y ou must set each SCSI device and the host adapter to a separate SCSI ID 0 through 15. SCSI ID 7 is the preset host adapter setting, giving it the highest prior ity on the SCSI bus .
Detailed Installation Procedure 2-23 T able 2.3 SCSI ID Record SCSI ID SCSI Device 15 14 13 12 11 10 9 8 7 LSIU80AL VD (def ault) 6 5 4 3 2 1 0.
2-24 Installing the LSIU80AL VD 2.3 Completing the Installation Bef ore replacing the cov er on your computer , re view this installation procedure check list. This can sa v e you eff or t later . Step 1. Replace the cabinet cov er on your computer . Step 2.
LSIU80AL VD PCI to Ultra2 SCSI Host Adapter 3-1 Chapter 3 Configuring the LSIU80AL VD This chapter describes configur ing the LSIU80AL VD and includes these topics: • Section 3.1, “When to Configure the LSIU80AL VD , ” page 3-1 • Section 3.
3-2 Configuring the LSIU80AL VD 3.2 Star ting the SCSI BIOS Configuration Utility If you ha v e LSI Logic SCSI BIOS V ersion 4.XX, and it includes the LSI Logic SCSI BIOS Configuration Utility , you can change the def ault configuration of the SCSI host adapters.
Star ting the SCSI BIOS Configuration Utility 3-3 NonV olatile Random Access Memor y (NVRAM) is availab le on the LSIU80AL VD . Changes can be made and stored using this menu driven utility . Impor tant: This utility is a pow erful tool. If, while using it, y ou somehow disable all of y our controllers, pressing Ctrl-A (or Ctrl-E on version 4.
3-4 Configuring the LSIU80AL VD Figure 3.1 Main Menu Below the list of host adapters on the Main Men u display , you see eight options. The y are described in detail below . If these settings are altered, the system reboots upon e xit from the Configuration Utility by using the Quit option.
Star ting the SCSI BIOS Configuration Utility 3-5 Figure 3.2 Change Status on Next Boot Menu T o change an adapter's status, select it and press Enter .
3-6 Configuring the LSIU80AL VD 3.2.1.3 Additional Adapter Configuration Additional Adapter Configuration allows the user to configure an adapter that is not assigned a boot order . When this option is selected, the Adapter Configuration menu (as sho wn in Figure 3.
Star ting the SCSI BIOS Configuration Utility 3-7 3.2.1.7 Help The Help option displa ys a help screen with information about the Main Menu. 3.2.1.8 Quit The Quit option allows e xiting from the SCSI BIOS Configuration Utility when the Main Menu is displa yed.
3-8 Configuring the LSIU80AL VD Figure 3.6 Adapter Setup Menu The settings in this menu are global settings that aff ect the selected host adapter and all SCSI de vices attached to it. SCAM Support – The LSI Logic BIOS V ersion 4.0 and abov e suppor ts the SCSI Plug and Pla y protocol called SCAM.
Star ting the SCSI BIOS Configuration Utility 3-9 Host SCSI ID – This option ref ers to the host adapter’ s SCSI ID , which is a unique number used to identify the de vice on the SCSI bus .
3-10 Configuring the LSIU80AL VD CHS Mapping – This option defines the cylinder head sector (CHS) values that will be mapped onto a disk without pre-e xisting par titioning inf or mation.
Star ting the SCSI BIOS Configuration Utility 3-11 3.2.3 Device Selections Men u When you select the De vice Selections option, the corresponding menu appears.
3-12 Configuring the LSIU80AL VD Figure 3.7 Device Selections Menu (Cont.) Sync Rate (Mbytes/s) – This option defines the maxim um data transf er rate the host adapter will attempt to negotiate. The host adapter and a SCSI de vice must agree to a rate the y can both handle.
Star ting the SCSI BIOS Configuration Utility 3-13 Read/Write I/O Time-Out (seconds) – This option sets the amount of time the host adapter waits f or a read, wr ite, or seek command to complete bef ore tr ying the I/O transf er again.
3-14 Configuring the LSIU80AL VD Restore Default Setup – This option resets all de vice selections back to their optimal settings. Select this option to restore all manuf actur ing def aults for the specified adapter . Note that all user customized options will be lost upon saving after restoring def ault setup .
LSIU80AL VD PCI to Ultra2 SCSI Host Adapter A-1 Appendix A T echnical Specifications The section discusses the ph ysical environment associated with the LSIU80AL VD . It includes a mechanical drawing of this board, which is shown in Figure A.1 . It also includes these topics: • Section A.
A-2 T echnical Specifications Figure A.1 LSIU80AL VD Mechanical Drawing A.1.2 Electrical Characteristics The LSIU80AL VD maximum power requirement, including SCSI TERMPWR, under nor mal operation is as f ollows: Under abnor mal conditions such as a shor t on SCSI TERMPWR, + 5 V current ma y be higher .
Ph ysical Environment A-3 The PCI PRSNT1/ and PRSNT2/ pins are set to indicate a 7.5 W maximum configuration. A.1.3 Thermal, Atmospheric Characteristics The board is designed to operate in an en viro.
A-4 T echnical Specifications A.2 Operational En vironment The LSIU80AL VD is designed for use in PCI computer systems. The SDMS operates the board, b ut the design of the board does not pre vent the use of other software . A.2.1 The PCI Interface The PCI interf ace operates as a 32-bit DMA bus master .
Operational En vironment A-5 T able A.2 PCI Connector J1 (Front) Signal Name Pin Signal Name Pin Signal Name Pin − 12 V 1 GND 22 SERR/ 42 TCK 2 AD27 23 +3.
A-6 T echnical Specifications T able A.3 PCI Connector J1 (Back) Signal Name Pin Signal Name Pin Signal Name Pin TRST/ 1 AD28 22 GND 42 +12 V 2 AD26 23 P AR 43 TMS 3 GND 24 AD15 44 TDI 4 AD24 25 +3.
Operational En vironment A-7 A.2.2 The SCSI Interface The SCSI interf ace conforms to ANSI X 3T10.11/1142. The SCSI interf ace operates as 16-bit, synchronous or asynchronous, SE or L VD , and suppor ts SCSI-3 protocols and 8-bit and16-bit arbitration.
A-8 T echnical Specifications T able A.4 Internal SCSI Connector J2 Signal Name Pin Signal Name Pin SD12+ 1 SD12 − 35 SD13+ 2 SD13 − 36 SD14+ 3 SD14 − 37 SD15+ 4 SD15 − 38 SDP1+ 5 SDP1 − 39.
Operational En vironment A-9 T able A.5 External SCSI Connector J3 Signal Name Pin Signal Name Pin SD12+ 1 SMSG+ 26 SD13+ 2 SSEL+ 27 SD14+ 3 SCD+ 28 SD15+ 4 SREQ+ 29 SDP1+ 5 SIO+ 30 SD00+ 6 SD08+ 31 S.
A-10 T echnical Specifications A.2.3 On-Boar d LED On-board LEDs are used to indicate the status of the SCSI bus . The SCSI Activity LED lights when the SCSI bus is tr ansferring inf or mation.
LSIU80AL VD PCI to Ultra2 SCSI Host Adapter B-1 Appendix B Glossary of T erms and Abbre viations Active T ermination The electrical connection required at each end of the SCSI bus , composed of active v oltage regulation and a set of ter mination resistors.
B-2 Glossar y of T er ms and Abbreviations make up a computer system; or the softw are settings that allow the hardware components to communicate with each other . CPU Central Processing Unit. The “brain” of the computer that perf or ms the actual computations.
B-3 File A named collection of inf or mation stored on a disk. Firmware Software that is permanently stored in ROM. Theref ore, it can be accessed during boot time. Hard Disk A disk made of metal and per manently sealed into a drive car tridge. A hard disk can store very large amounts of information.
B-4 Glossar y of T er ms and Abbreviations Main Memory The par t of a computer’ s memor y which is directly accessible b y the CPU (usually synonymous with RAM). Mbyte Megab yte. A measure of computer stor age equal to 1024 kilobytes. Motherboard See Mainboard.
B-5 PIO Programmed Input/Output. A w a y the CPU can transf er data to and from memor y using the computer’ s I/O por ts. PIO is usually f aster than DMA, but requires CPU time . P ort Address Also P or t Number . The address through which commands are sent to a host adapter board.
B-6 Glossar y of T er ms and Abbreviations SCSI Bus A host adapter and one or more SCSI per ipherals connected by cab les in a linear chain configuration. The host adapter ma y e xist anywhere on the chain, allowing connection of both internal and external SCSI de vices.
B-7 Ultra SCSI A standard f or SCSI data transf ers. It allows a tr ansf er rate of up to 20 Mbytes/s ov er an 8-bit SCSI bus and up to 40 Mbytes/s o ver a 16-bit SCSI bus . ST A (SCSI T rade Association) suppor ts using the ter m “Ultra SCSI” ov er the older term “F ast-20”.
B-8 Glossar y of T er ms and Abbreviations.
LSIU80AL VD PCI to Ultra2 SCSI Host Adapter IX-1 Inde x A adapter boot order menu 3-5 adapter setup menu CHS mapping 3-10 host SCSI ID 3-9 parity 3-8 removable media support 3-9 SCAM support 3-8 scan .
IX-2 Inde x logical units (LUNs) 3-13 LVDlink technology 1-5 M main menu display 3-3 main menu options display mode 3-6 esc key 3-7 help 3-7 language 3-6 mono/color 3-6 quit 3-7 multiple internal SCSI.
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