HP (Hewlett-Packard) HP A6828A manual

HP A6828A PCI Ultra160 SCSI Host Bus Adapter Service and User Guide Edition 2 Manufacturing P art Number: A6828-96002 E0503 United States © Copyright 2003, Hewlett-P ackard Development Company L. P . All rights reserved.[...]

ii Legal Notices The information in this document is subject to change without notice. Hewlett-P ackard makes no warranty of any kind with regard to this manual, including , but not limited to , the implied warranties of merchantability and fitness f or a particular purpose . Hewlett-Pac kard shall not be held liable for errors contained herein or[...]

iii OSF /Motif is a trademark of the Open Software F oundation, Inc . in the U .S . and other countries.[...]

iv[...]

v Contents About This Document 1. HP A6828A Adapter Overview About the A6828A Adapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 F eatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2. Installing the A6828A Ada[...]

Contents vi Adding Multi-Initiator Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Multi-Initiator Support for Itanium‚-Based System . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Multi-Initiator Support for P A-RISC Based System. . . . . . . . . . . . . . . . . . . . . . . . . . 54 V eri[...]

vii Contents Spécification ATI Classe A (F rance) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 VCCI Statement (Japan) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 Declaration of Conformity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

Contents viii[...]

ix T ables T able 1. HP-UX 11i Releases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiii T able 2. Publishing History Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xiv T able 3. Document Organization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

T ables x[...]

xi F igures Figure 1-1. The A6828A PCI Ultra160 SCSI Host Bus Adapter . . . . . . . . . . . . . . . . . 4 Figure 2-1. SCSI Cable for External Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Figure 2-2. Auto T ermination Jumper P ositions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38[...]

F igures xii[...]

xiii About This Document This document describes how to install, configure, and troubleshoot HP A6828A PCI Ultra160 SCSI host bus adapter (HBA) on HP-UX 11.x platforms . The document printing date and part number indicate the document’s current edition. The printing date will change when a new edition is printed. Minor changes may be made at rep[...]

xiv Publishing History The details of the document versions published for various HP-UX releases are mentioned in the following table: What’ s in This Document HP A6828A PCI Ultra160 SCSI Host Bus Adapter Service and User Guide is divided into several chapters , and each chapter contains information on installing or configuring the A6828A HBA. T[...]

xv New and Changed Documentation in This Edition This edition includes the following changes: • Information on the auto termination feature has been modified. • Information on assigning and setting the SCSI IDs has been modified. • Information on the Extended Firmw are Interface Flash (EFI) utility has been added. Typographical Conventions [...]

xvi HP W elcomes Y our Comments HP welcomes any comments and suggestions you have on this manual. Y ou can send your comments in the following ways: • Internet electronic mail: netinfo_feedback@cup.hp.com • Using a feedback form located at the following URL: http://docs.hp.com/assistance/feedback.html Please include the following information al[...]

Chapter 1 1 1 HP A6828A Adapter Overview[...]

HP A6828A Adapter Over view Chapter 1 2 This chapter contains the following sections that describe the HP A6828A PCI Ultra160 SCSI host bus adapter (HBA): • “ About the A6828A Adapter” on page 3. • “F eatures” on page 5.[...]

HP A6828A Adapter Ov er view About the A6828A Adapter Chapter 1 3 About the A6828A Adapter The A6828A PCI Ultra160 SCSI host bus adapter ( HBA ) provides one Ultra160 SCSI-3 interface to PCI computer systems. When you install this adapter in your PCI system, it allows connection of up to 15 SCSI devices on its single channel. The A6828A provides 16[...]

HP A6828A Adapter Over view About the A6828A Adapter Chapter 1 4 Figure 1-1 below is a drawing (not to scale) of the A6828A adapter . Figure 1-1 The A6828A PCI Ultra160 SCSI Host Bus Adapter PCI bus edge connector Channel A 68-pin internal High Density (HD) SCSI connector J6 Channel A 68-pin e xternal V er y High Density Cable Interconnect (VHDCI) [...]

HP A6828A Adapter Ov er view Features Chapter 1 5 F eatures The A6828A adapter and its driver conform to the ANSI T10 SCSI P arallel Interace-3 (SPI-3) standard. The A6828A adapter has the following features: • PCI interface — Full 64-bit (66 MHz) Direct Memory Access (DMA) bus master . — Zero wait-state bus master data bursts . — PCI Unive[...]

HP A6828A Adapter Over view Features Chapter 1 6 — PCI board dimensions: approximately 8.95 inches x 4.25 inches . — Universal 64-bit PCI card edge connector . — Two SCSI connectors: — One external 68-pin V ery High Density Cable Interconnect (VHDCI)—J2—for the single channel. — One internal 68-pin High Density (HD)—J6—for the sin[...]

Chapter 2 7 2 Installing the A6828A Adapter This chapter contains the following sections that describe how to install the A6828A adapter: • “Overview of Installation Steps” on page 9[...]

Installing the A6828A Adapter Chapter 2 8 • “P erformance Tuning” on page 11 • “Preparing for Installation” on page 12 • “Installing the A6828A Adapter” on page 13 • “Connecting External SCSI P eripherals” on page 19 • “Specifying SCSI P arameters” on page 21 • “Installing the SCSI Driver” on page 50 • “Con?[...]

Installing the A6828A Adapter Overview of Installation Steps Chapter 2 9 Overview of Installation Steps Here is a high-level view of the steps for installing the A6828A HBA: Step 1. Review the recommendations for performance (see “Performance Tuning” on page 11). Step 2. Ensure that you have all the materials you will need (see “Preparing for[...]

Installing the A6828A Adapter Overview of Installation Steps Chapter 2 10 Step 8. If you will be using a disk array in a multi-host environment, ensure that you have a LUN 0 configured (see “Configuring LUN 0” on page 52). Step 9. V erify the installation (see “V erifying Installation” on page 55).[...]

Installing the A6828A Adapter P erformance T uning Chapter 2 11 P erformance Tuning T o get the best performance from the A6828A adapter , HP recommends the following things: • Increase the number specified for the scsi_max_qdepth kernel tunable parameter: — HP-UX 11.0: scsi_max_qdepth is a static tunable that you can change in SAM (“Kernel [...]

Installing the A6828A Adapter Preparing for Installation Chapter 2 12 Preparing for Installation Installation of the A6828A adapter requires disassembly of some system components . Before beginning the installation, see the HP-UX system’s manual for detailed instructions about installing host bus adapters in the PCI slots. T o install the HBA, yo[...]

Installing the A6828A Adapter Installing the A6828A Adapter Chapter 2 13 Installing the A6828A Adapter This section contains information on installing the A6828A HBA in an HP-UX system (including Online Addition and Replacement [OLAR]). W ARNING The installation procedures in this section require opening the computer cabinet, which might expose you[...]

Installing the A6828A Adapter Installing the A6828A Adapter Chapter 2 14 NO TE As stated earlier , although the A6828A HBA is supported on only 64-bit HP-UX 11.0 and 11i, you can install the adapter in either a 32-bit or 64-bit PCI slot. In addition, HP recommends using a PCI4X or PCI2X slot, to get maximum performance. However , you can install th[...]

Installing the A6828A Adapter Installing the A6828A Adapter Chapter 2 15 HP recommends that you use SAM instead of the rad command to perform OLAR procedures. This is because for the most part, SAM prevents you from performing OLAR procedures that would adversely affect other areas of the system. This is not true when you use the rad command. F or [...]

Installing the A6828A Adapter Installing the A6828A Adapter Chapter 2 16 During an adapter replacement operation, SAM performs a Critical Resource Analysis ( CRA ), which checks all c hannels on the target adapter for critical resources that will be temporarily unavailable while the adapter is shut down. Planning and Preparation As mentioned earlie[...]

Installing the A6828A Adapter Installing the A6828A Adapter Chapter 2 17 Adapter Compatibility This section explains adapter compatibility considerations for performing OLA and OLR. Online Addition (OLA) Y ou can add multiple adapters at the same time. While adding an adapter online , the first issue you must resolve is whether the new adapter is [...]

Installing the A6828A Adapter Installing the A6828A Adapter Chapter 2 18 The PCI specification allows a single physical adapter to contain more than one channel. A single channel SCSI adapter cannot be replaced by a dual channel adapter , even if the additional channel(s) on the adapter are identical to the original SCSI adapter . When the replace[...]

Installing the A6828A Adapter Connecting External SCSI P eripherals Chapter 2 19 Connecting External SCSI P eripherals The A6828A adapter is capable of communicating with Low V oltage Differential (L VD) or Single Ended (SE) SCSI devices. L VD allows up to 12m cable lengths with multiple SCSI devices, or 25m point-to-point connections . IMPORT ANT [...]

Installing the A6828A Adapter Connecting External SCSI P eripherals Chapter 2 20 Figure 2-1 below is a drawing (not to scale) of a typical SCSI shielded 68-pin L VD cable. Figure 2-1 SCSI Cable for External Connections T o connect external SCSI devices to the A6828A adapter , perform the following steps: Step 1. Plug the 68-pin VHDCI connector on o[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 21 Specifying SCSI P arameters T o ensure proper operation of the A6828A adapter , the following SCSI parameters that apply to the entire adapter must be configured correctly: • SCSI ID (SCSI initiator ID)—see “SCSI IDs” on page 25. • Maximum data transfer rate (SCSI rat[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 22 PDC version information, see the latest SCSI support matrix. The support matrix is available at http://docs .hp.com under the Networking and Communications section. T able 2-2 Ability to Set SCSI P arameters on HP-UX Systems HP-UX System SCSI P arameter Method for Setting P aram[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 23 hp server rp24 xx SCSI ID ✓✓ Maximum data transfer rate ✓✓ Auto term state ✓ Bus width ✓ hp server rp54 xx SCSI ID ✓✓ Maximum data transfer rate ✓✓ Auto term state ✓ Bus width ✓ hp server rp74 xx SCSI ID ✓✓ Maximum data transfer rate ✓✓ Auto term [...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 24 Information on configuring each of the SCSI parameters is given in the later sections . hp server rp8400 SCSI ID ✓✓ Maximum data transfer rate ✓✓ Auto term state 1 ✓ Bus width ✓✓ hp superd ome servers SCSI ID ✓✓ Maximum data transfer rate ✓✓ Auto term stat[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 25 SCSI IDs Y ou must assign a separate SCSI ID (0 through 15 for a 16-bit SCSI bus) to the SCSI host bus adapter (HBA) and each SCSI device . The priority of the device on the SCSI bus is determined by the SCSI ID of the device. The order of SCSI ID priorities (from highest to low[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 26 Make necessary changes , if any , to the SCSI IDs and record the SCSI IDs for future reference. T o keep a record of the SCSI IDs, you can use T able 2-3. T able 2-3 Record of SCSI IDs—A6828A Host Bus Adapter SCSI ID SCSI Device 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 27 Maximum Data Transfer Rate The firmware suggested default for the A6828A adapter’ s maximum data transfer rate is the adapter’s maximum speed (160 MB/s). The A6828A can communicate with all L VD or SE devices that have speeds up to 160 MB/s . This includes the following spe[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 28 Setting Maximum Data Transfer Rate for A6828A Host Bus Adapter Installed in P A-RISC Based System If the HP A6828A HBA is installed in a supported P A-RISC based system, use the BCH menu to set the maximum data transfer rate. The steps for setting the maximum data transfer rate [...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 29 b. At the “Information Menu, ” type io (to display I/O interface information). The output is as follows:[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 30 PCI DEVICE INFORMATION Path Bus Slot Vendor Device Description (dec) # # Id Id ----------- ----- --- ------ ------ ------ . . SCSI bus cntlr 0/0/10/0/0 80 2 0x1000 0x0021 . . In this example, the HB A ’s path is 0/0/10/0/0 (shown in bold in the listing above, for highlighting [...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 31 If you want to retain the maximum data transfer rate , type main to go back to the “Main Menu”. If you want to c hange the data transfer rate (for example, to troubleshoot communications between the adapter and an Ultra-capable SCSI disk), go to step c. c. If you are still i[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 32 Setting Maximum Data Transfer Rate for A6828A Host Bus Adapter Installed in Itanium  -Based System If the HP A6828A HBA is installed in a supported Itanium  -based system, use the following procedure to set maximum data transfer rate: Step 1. At the EFI Shell prompt, issue[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 33 Shell> drvcfg Configurable Components Drv[20] Ctrl [1A] Lang [eng] Drv[20] Ctrl [1B] Lang [eng] Drv[20] Ctrl [1D] Lang [eng] Drv[20] Ctrl [1E] Lang [eng] Drv[20] Ctrl [23] Lang [eng] Drv[21] Ctrl [22] Lang [eng] Drv[24] Ctrl [27] Lang [eng] Drv[24] Ctrl [2B] Lang [eng] Drv[24[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 34 Adapter Properties Adapter PCI PCI PCI Bus Device Function 53C875 60 01 01 <Device Properties> Boot Support [Enabled] SCSI Parity [Yes] Host SCSI ID [ 5] SCSI Bus Scan Order [Low to High (0..Max)] Spinup Delay (Secs) [ 2] Secondary Cluster Server [Yes] Termination Control [...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 35 NO TE If you set a particular maximum data transfer rate to the SCSI controller (in this example, 53C1010-66 ), then the same maximum data transfer rate is set to all the devices. This happens because all the devices are connected to the same SCSI bus , which is controlled by th[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 36 Step 9. At the EFI shell prompt, issue the following command to reboot the system: reset NO TE The system reboot is required for the new setting to take effect.[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 37 Auto T ermination When you configure the A6828A adapter’s auto termination parameter , you specify the adapter’s role in the SCSI bus termination, because the adapter might be a point of termination. F or more information on SCSI bus termination, including a tutorial, you c[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 38 Using the Jumper for Controlling Auto T ermination The A6828A adapter has one set of pins that control enabling and disabling of the auto termination feature. The pins—labeled A_TERM —are at the end of the HBA that is opposite to the bulkhead connectors . Figure 1-1 on page [...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 39 Bus Width The firmware suggested default for the A6828A adapter’ s bus width is MAX (use the adapter’ s maximum bus width [16 bits]). However , either of these rates can be used for the A6828A: • 8 bits (Narrow) • 16 bits (Wide) TIP HP recommends you to alwa ys use the [...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 40 Setting Bus Width for A6828A Host Bus Adapter Installed in P A-RISC Based System If the HP A6828A HBA is installed in a supported P A-RISC based system, use the BCH menu to set the bus width. The steps for setting the bus width through the BCH menus (if you do not want to use th[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 41 Step 2. Determine the HBA ’s path by doing the following: a. If you are already at the “Main Menu, ” type in (for “Information Menu”); go to step b. If you are not at the “Main Menu, ” type main (to return to the “Main Menu”), type in (for “Information Menu?[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 42 Path (dec) Initiator ID SCSI Rate Auto Term Bus Width ----------------- ------------ --------- --------- --------- 0/0/10/0/0 7 MAX ON MAX In this example, the HB A ’s bus width is MAX (shown in bold in the previous listing). As mentioned earlier , this is the firmware sugges[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 43 When you are satisfied that the bus width is set correctly , type main to get back to the “Main Menu. ”[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 44 Setting Bus Width for A6828A Host Bus Adapter Installed in Itanium  -Based System If the HP A6828A HBA is installed in a supported Itanium  -based system, use the following procedure to set the bus width: Step 1. At the EFI Shell prompt, issue the drivers command as illust[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 45 Shell> drvcfg Configurable Components Drv[20] Ctrl [1A] Lang [eng] Drv[20] Ctrl [1B] Lang [eng] Drv[20] Ctrl [1D] Lang [eng] Drv[20] Ctrl [1E] Lang [eng] Drv[20] Ctrl [23] Lang [eng] Drv[21] Ctrl [22] Lang [eng] Drv[24] Ctrl [27] Lang [eng] Drv[24] Ctrl [2B] Lang [eng] Drv[24[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 46 Adapter Properties Adapter PCI PCI PCI Bus Device Function 53C875 60 01 01 <Device Properties> Boot Support [Enabled] SCSI Parity [Yes] Host SCSI ID [ 5] SCSI Bus Scan Order [Low to High (0..Max)] Spinup Delay (Secs) [ 2] Secondary Cluster Server [Yes] Termination Control [...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 47 NO TE As stated earlier , HP recommends you to alwa ys use the A6828A ’s maximum bus width (16 bits), unless you have Narrow (8-bit) devices on the bus and you are experiencing problems with the connection. If you decrease the maximum bus width value (16 bits) when the transfe[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 48 Are you sure you want to exit? <Cancel Exit> Save changes then exit this menu Discard changes then exit this menu <Exit the Configuration Utility> Use the arrow keys to highlight your selection from the listed choices , and then press the [ENTER] key to return to the[...]

Installing the A6828A Adapter Specifying SCSI P arameters Chapter 2 49 Setting SCSI P arameters to Default V alues Y ou can set the SCSI parameters, except Auto T ermination, for the adapter to their default values through the BCH menus. The steps you follow depend on the type of HP-UX system in which the adapter is installed. hp servers rp7410, rp[...]

Installing the A6828A Adapter Installing the SCSI Driver Chapter 2 50 Installing the SCSI Driver On most of the supported HP-UX P A-RISC systems, the SCSI c720 driver is used with some of the SCSI interfaces. This driver is automatically installed as part of the HP-UX 11.0 core OS and the HP-UX 11i base Operating Environment (OE). Therefore, you do[...]

Installing the A6828A Adapter Installing the SCSI Driver Chapter 2 51 If you need to install one or more patches , go to step 2. Step 2. Install any necessary patches. Step 3. F ollow the normal procedure to install the appropriate software bundle for your HP-UX system’s OS or OE. Step 4. Issue the swlist command to ensure that the necessary patc[...]

Installing the A6828A Adapter Configuring LUN 0 Chapter 2 52 Configuring LUN 0 F or a disk array that is in a multi-host environment, the SCSI standard requires a LUN 0 in certain scenarios: • If the disk array is connected to the A6828A adapter , and you plan to boot from that array , the disk array must be configured as LUN 0. Do not config[...]

Installing the A6828A Adapter Adding Multi-Initiator Support Chapter 2 53 Adding Multi-Initiator Support In a multi-initiator configuration, multiple SCSI host bus adapters (HBA) are connected to the same SCSI bus . Multi-initiator is supported for A6828A HBAs ha ving part number A6828A-60101 or higher . NO TE Multi-initiator is not supported for [...]

Installing the A6828A Adapter Adding Multi-Initiator Support Chapter 2 54 Multi-Initiator Support for Itanium  -Based System If you need multi-initiator support for HP A6828A SCSI HBA installed in an Itanium  -based system, perform the following steps: Step 1. Ensure that the part number of the HBA is A6828A-60101. Step 2. Install the driver [...]

Installing the A6828A Adapter V erifying Installation Chapter 2 55 V erifying Installation After installing the adapter and the c8xx driver and attaching the peripheral devices , verify that all the components are working by performing the following steps: Step 1. T o verify that the adapter is correctly installed, issue the following command: iosc[...]

Installing the A6828A Adapter V erifying Installation Chapter 2 56 • Ultra160 —The HBA ’s maximum data transfer rate. This can be Ultra160 , Ultra2 , Ultra , Fast , or Async . Y ou should keep the following in mind: — This is not the actual transfer rate, but the maximum transfer rate set for the HBA. — This is either the firmware defaul[...]

Installing the A6828A Adapter V erifying Installation Chapter 2 57 TIP When the system boots after installation, the insf command creates the proper device files for the “ctl” interfaces (which are usually adapters) and the SCSI devices attached to the A6828A adapter . Sometimes, though, it does not create all of the needed device files. One [...]

Installing the A6828A Adapter Using the Extended Firmware Interface Flash Utility Chapter 2 58 Using the Extended Firmware Interface Flash Utility If you are installing the A6829A SCSI HBA in an Itanium  -based system, use the Extended Firmw are Interface (EFI) flash utility to verify the firmware version, or to flash and sa ve firmware imag[...]

Installing the A6828A Adapter Using the Extended Firmware Interface Flash Utility Chapter 2 59 The EFI utility should be executed from a diskette or CD-ROM. F or EFI based systems without a floppy diskette drive, burning the EFI utility and other firmware images onto a CD-ROM allows proper execution, but with reduced functionality . In such a sit[...]

Installing the A6828A Adapter Using the Extended Firmware Interface Flash Utility Chapter 2 60 5 0x1000 0x021 0x01 0x16 0x01 0x00 Am29F010 LSI Logic, Inc. SYMC1010 Ultra160 66Mhz SCSI 6 - Refresh Which chip/adapter (0 to quit)? The main window allows you to choose the SCSI chip corresponding to the path where you want to perform the selected tasks [...]

Installing the A6828A Adapter Using the Extended Firmware Interface Flash Utility Chapter 2 61 LSI Logic Corporation EFI 53C8xx/53C1010 FLASH Utility. EFI8XXFL-1.00.00.00 (05.05.2003) Copyright (c) 2003 LSI Logic Corporation. All rights reserved. ******************************************************************** FLASH a - Identify Flash Image b -[...]

Installing the A6828A Adapter Using the Extended Firmware Interface Flash Utility Chapter 2 62 Updating the adapter at: PCI seg 0x00, bus 0x3F, dev 0x01, func 0x00 Updating VPD of NVM with new image version........... Begin erase cycle... Erase complete.[...]

Chapter 3 63 3 T roubleshooting The A6828A adapter is a single field-replaceable unit (FRU) and does not contain any field-serviceable parts. Troubleshooting procedures described in this chapter are limited to verifying that the adapter is operational and a valid connection is established.[...]

T roubleshooting Chapter 3 64 This chapter contains the following sections that describe how to troubleshoot the A6828A adapter: • “General Procedure” on page 65. • “NVRAM SCSI P arameters Do Not Match” on page 66. • “Creating Missing Device Files” on page 67. • “If the A6828A Adapter is Not Claimed” on page 68. • “Setti[...]

T roub leshooting General Procedure Chapter 3 65 General Procedure In general, perform the following steps to troubleshoot the A6828A adapter: Step 1. Check the connection. Ensure that the correct cable is used, connected, and operating properly . In addition, ensure that none of the connectors have any bent pins . If you do not find any problems [...]

T roubleshooting NVRAM SCSI P arameters Do Not Match Chapter 3 66 NVRAM SCSI P arameters Do Not Match On hp servers rp7410, rp8400, and superdome only , you might see the following message after you have installed the A6828A adapter (it would be displayed at the BCH “Main Menu”): ERROR: PDH NVRAM and I/O card NVRAM SCSI parameters do not match [...]

T roub leshooting Creating Missing Device Files Chapter 3 67 Creating Missing Device F iles When the system boots after installation, the insf command creates the proper device files for the “ctl” interfaces (which are usually adapters) and the SCSI devices attached to the A6828A adapter . Sometimes, though, it does not create all of the neede[...]

T roubleshooting If the A6828A Adapter is Not Claimed Chapter 3 68 If the A6828A Adapter is Not Claimed If the A6828A adapter is not claimed (it shows as “UNCLAIMED” in the output from the ioscan command), the most likely reason is that you installed the c8xx driver but did not install the required patches . T o fix this problem, perform the f[...]

T roub leshooting If the A6828A Adapter is Not Claimed Chapter 3 69 Step 3. Load the c8xx driver into the kernel through SAM by performing the following steps: a. Select the “Kernel Configuration” icon. b. Select the “Drivers” icon. c. In the “Kernel Configuration” screen, follow the normal steps for loading the driver into the kernel[...]

T roubleshooting Setting and Confirming SCSI P arameters Chapter 3 70 Setting and Confirming SCSI P arameters Y ou can ensure compatibility between the SCSI controller and SCSI devices using the commands available for setting and displaying the appropriate SCSI bus parameters, inc luding SCSI IDs. The procedure varies depending on which system th[...]

T roub leshooting Setting and Confirming SCSI P arameters Chapter 3 71 Setting and Confirming SCSI P arameters for HP A6828A Host Bus Adapters Installed in P A-RISC Based Systems If the HP A6828A SCSI host bus adapter is installed in a supported P A-RISC based system, use the SCSI command to display and select SCSI parameters . The SCSI command i[...]

T roubleshooting Setting and Confirming SCSI P arameters Chapter 3 72 The SCSI Command The SCSI command can be used to display and set SCSI bus parameters to ensure that the SCSI adapter is compatible with the SCSI devices. Displaying Transfer Rates T o display the SCSI transfer rate for an adapter using the SCSI command, use the following syntax:[...]

T roub leshooting Setting and Confirming SCSI P arameters Chapter 3 73 Setting Transfer Rates T o set the SCSI transfer rate for an adapter using the SCSI command, use the following syntax: SCSI rate bus_number slot_number rate where bus_number Specifies the number of the bus on which the adapter is installed. slot_number Specifies the number of[...]

T roubleshooting Setting and Confirming SCSI P arameters Chapter 3 74 Displaying SCSI IDs T o display the initiator SCSI IDs for an adapter using the SCSI command, use the following syntax: SCSI init bus_number slot_number where bus_number Specifies the number of the bus on which the adapter is installed. slot_number Specifies the number of the [...]

T roub leshooting Setting and Confirming SCSI P arameters Chapter 3 75 Setting SCSI ID T o set the initiator SCSI ID for an adapter using the SCSI command, use the following syntax: SCSI init bus_number slot_number ID_number where bus_number Specifies the number of the bus on which the adapter is installed. slot_number Specifies the number of th[...]

T roubleshooting Setting and Confirming SCSI P arameters Chapter 3 76 Setting and Confirming SCSI P arameters for HP A6828A Host Bus Adapter Installed in Itanium  -Based Systems If the HP A6828A SCSI host bus adapter (HBA) is installed in a supported Itanium  -based system, use the following procedure to display and select SCSI parameters: [...]

T roub leshooting Setting and Confirming SCSI P arameters Chapter 3 77 Step 3. Find the controller handle designation, <cntrl_handle> . At the EFI Shell prompt, issue the drvcfg command as illustrated in the following example: Shell> drvcfg Configurable Components Drv[20] Ctrl [1A] Lang [eng] Drv[20] Ctrl [1B] Lang [eng] Drv[20] Ctrl [1D][...]

T roubleshooting Setting and Confirming SCSI P arameters Chapter 3 78 LSI Logic Host Bus Adapters Adapter PCI PCI PCI IRQ NVM LSI Logic Bus Device Function Control <53C875 60 01 01> 0 Yes Enabled Press the [Enter] key . This displays the Adapter Properties screen containing the controller (HBA) settings; refer to the following example: Adapt[...]

T roub leshooting Setting and Confirming SCSI P arameters Chapter 3 79 Step 5. Press the [ESC] key to exit the Adapter Properties screen. If you did not modify any of the SCSI parameters, then the Global Properties screen appears. However , if you modified any of the SCSI parameters, then the following screen appears: Adapter and/or device proper[...]

T roubleshooting Domain V alidation Chapter 3 80 Domain V alidation Domain V alidation provides a wa y to automatically detect, and if necessary , compensate for hardware that is not performing to the optimal level. It does this by reducing the data transfer rate and bus width. This allows you to have data integrity even if data transfers cannot oc[...]

T roub leshooting Domain V alidation Chapter 3 81 • P ath width errors (for example, a Narrow cable used with a Wide SCSI device) • Damaged or marginal transceivers • Excessive cross talk • Excessive system noise When Domain V alidation determines that communication with the target device is not possible at the maximum data transfer rate su[...]

T roubleshooting Domain V alidation Chapter 3 82 NO TE The number of entries in T able 3-1 above is subject to change. W e are providing it here to give you an example of how the fallback procedure works . As mentioned earlier , Domain V alidation tests are run on all targets on the SCSI bus , even those targets that do not have Ultra160 capabiliti[...]

T roub leshooting Domain V alidation Chapter 3 83 (shown earlier in this section). If the problem was fixed properly and Domain V alidation is at the correct level, you will not see any new warning messages . As an example, if the parameters originally negotiated during the normal SCSI initiator/target communications are equivalent to Ultra160, bu[...]

T roubleshooting Domain V alidation Chapter 3 84 NO TE A Domain V alidation test that is terminated for one target does not affect the tests being run on any of the other target devices on the SCSI bus.[...]

T roub leshooting Using Support T ools Manager (STM) Chapter 3 85 Using Support T ools Manager (STM) STM is a software application that can be run from the console to obtain status and descriptive information about the A6828A adapter , diagnose problems , and update firmware . F or the A6828A adapter , you must use STM version A.29.00 or later . S[...]

T roubleshooting Contacting Y our Hewlett-P ackar d Representative Chapter 3 86 Contacting Y our Hewlett-P ackard Representative If the equipment is covered by an HP service contract, document the problem as a service request and forward it to your HP representative . Include the following information wherever applicable: • Describe the problem, [...]

T roub leshooting Contacting Y our Hewlett-P ackar d Representative Chapter 3 87 • If the directory /var/adm/crash exists, the HP-UX utility /sbin/savecore automatically executes during reboot to save the memory dump. HP recommends that you create the /tmp/syscore directory after successfully installing this product. Send the output of the system[...]

T roubleshooting Contacting Y our Hewlett-P ackar d Representative Chapter 3 88[...]

Appendix A 89 A SCSI Sense Codes This appendix shows the possible codes that appear in SCSI error messages .[...]

SCSI Sense Codes Appendix A 90 The following example shows a typical SCSI error message: [+6708 72410001 002a9858 0:7] scsi disk: CHECK CONDITION on disk 0:6:5:0 Read of logical block 509856, count 128 disk sd45a, block 254920, 65536 bytes Valid = 1, Error code = 0x70 Segment number = 0x00, Filemark = 0, EOM = 0, ILI = 0 Sense key = 0x1, "RECO[...]

SCSI Sense Codes Appendix A 91 T able A-1 below lists all possible SCSI status codes and their meanings. T able A-1 SCSI Status Codes SCSI Status Code Meaning 0x00 Good 0x02 Check condition 0x04 Condition met 0x08 Busy 0x10 Intermediate 0x14 Intermediate—condition met 0x18 Reservation conflict 0x22 Command terminated 0x28 Queue full[...]

SCSI Sense Codes Appendix A 92 T able A-2 below lists all possible SCSI sense keys and their meanings. T able A-2 SCSI Sense Keys SCSI Sense Key Meaning 0 No sense 0x1 Recovered error 0x2 Not ready 0x3 Medium error 0x4 Hardware error 0x5 Illegal request 0x6 Unit attention 0x7 Data protect 0x8 Blank check 0x9 V endor -specific 0xa Copy aborted 0xb [...]

SCSI Sense Codes Appendix A 93 T able A-3 below lists the Additional sense codes and Qualifier codes and their meanings . Remember that you must use the combined codes—an Additional sense code/Qualifier code pair—to find the correct meaning. T able A-3 SCSI Additional Sense Code/Qualifier Code P airs SCSI Additional Sense Code SCSI Qualifi[...]

SCSI Sense Codes Appendix A 94 0x04 0x00 Logical unit not ready , cause not reportable 0x01 Logical unit in process of becoming ready 0x02 Logical unit not ready , initializing command required 0x03 Logical unit not ready , manual intervention required 0x04 Logical unit not ready , format in progress 0x05 0x00 Logical unit does not respond to selec[...]

SCSI Sense Codes Appendix A 95 0x10 0x00 ID crc or ecc error 0x11 0x00 Unrecovered read error 0x01 Read retries exhausted 0x02 Error too long to correct 0x03 Multiple read errors 0x04 Unrecovered read error—auto reallocate failed 0x05 l-ec uncorrectable error 0x06 circ unrecovered error 0x07 Data resynchronization error 0x08 Incomplete block read[...]

SCSI Sense Codes Appendix A 96 0x14 0x00 Recorded entity not found 0x01 Record not found 0x02 Filemark or setmark not found 0x03 End-of-data not found 0x04 Block sequence error 0x15 0x00 Random positioning error 0x01 Mechanical positioning error 0x02 P ositioning error detected by read of medium 0x16 0x00 Data synchronization mark error 0x17 0x00 R[...]

SCSI Sense Codes Appendix A 97 0x18 0x00 Recovered data with error correction applied 0x01 Recovered data with error correction and retries applied 0x02 Recovered data—data auto-reallocated 0x03 Recovered data with circ 0x04 Recovered data with lec 0x05 Recovered data—recommend reassignment 0x06 Recovered data—recommend rewrite 0x19 0x00 Defe[...]

SCSI Sense Codes Appendix A 98 0x21 0x00 Logical block address out of range 0x01 Invalid element address 0x22 0x00 Illegal function 0x24 0x00 Invalid field in cdb 0x25 0x00 Logical unit not supported 0x26 0x00 Invalid field in parameter list 0x01 P arameter not supported 0x02 P arameter value invalid 0x03 Threshold parameters not supported 0x27 0[...]

SCSI Sense Codes Appendix A 99 0x2f 0x00 Commands cleared by another initiator 0x30 0x00 Incompatible medium installed 0x01 Cannot read medium—unknown format 0x02 Cannot read medium—incompatible format 0x03 Cleaning cartridge installed 0x31 0x00 Medium format corrupted 0x32 0x00 No defect spare location available 0x01 Defect list update failure[...]

SCSI Sense Codes Appendix A 100 0x3b 0x00 Sequential positioning error 0x01 T ape position error at beginning-of-medium 0x02 T ape position error at end-of-medium 0x03 T ape or electronic vertical forms unit not ready 0x04 Slew failure 0x05 P aper jam 0x06 F ailed to sense top-of-form 0x07 F ailed to sense bottom-of-form 0x08 Reposition error 0x09 [...]

SCSI Sense Codes Appendix A 101 0x3f 0x00 T arget operation conditions have changed 0x01 Microcode has been changed 0x02 Changed operating definition 0x03 Inquiry data has changed 0x40 0x00 RAM failure nn Diagnostic failure on component nn 0x41 0x00 Data path failure 0x42 0x00 P ower-on or self-test failure 0x43 0x00 Message error 0x44 0x00 Intern[...]

SCSI Sense Codes Appendix A 102 0x50 0x00 Write append error 0x01 Write append position error 0x02 P osition error related to timing 0x51 0x00 Erase failure 0x52 0x00 Cartridge fault 0x53 0x00 Media load or eject failed 0x01 Unload tape failure 0x02 Medium removal prevented 0x54 0x00 SCSI to host system interface failure 0x55 0x00 System resource f[...]

SCSI Sense Codes Appendix A 103 0x5B 0x00 Log exception 0x01 Threshold condition met 0x02 Log counter at maximum 0x03 Log list codes exhausted 0x5C 0x00 RPL status change 0x01 Spindles synchronized 0x02 Spindles not synchronized 0x5D 0x00 Reserved 0x5E 0x00 Reserved 0x5F 0x00 Reserved 0x60 0x00 Lamp failure 0x61 0x00 Video acquisition error 0x01 Un[...]

SCSI Sense Codes Appendix A 104 0x69 0x00 Reserved 0x6A 0x00 Reserved 0x6B 0x00 Reserved 0x6C 0x00 Reserved 0x6D 0x00 Reserved 0x6E 0x00 Reserved 0x6F 0x00 Reserved T able A-3 SCSI Additional Sense Code/Qualifier Code P airs (Continued) SCSI Additional Sense Code SCSI Qualifier Code Meaning[...]

Appendix B 105 B T echnical Specifications This chapter contains the following sections that contain the technical specifications for the A6828A adapter: • “Physical Attributes” on page 107.[...]

T echnical Specifications Appendix B 106 • “Environmental” on page 108.[...]

T echnical Specifications Physical Attrib utes Appendix B 107 Physical Attributes The physical attributes of the A6828A adapter are as follows: • Length: 8.95 inches (22.7 cm) • Height: 4.25 inches (10.7 cm) • Width: 0.721 inc hes (1.8 cm) • W eight: 0.287 pounds (0.1 kg)[...]

T echnical Specifications En vironmental Appendix B 108 Environmental The environmental specifications for the A6828A adapter are as follows: • Non-operating temperature range: -40 degrees to +70 degrees C • Operating temperature range: 0 to 45 degrees C • Recommended operating temperature range: 25 degrees C • Non-operating relative humi[...]

Appendix C 109 C Regulatory Information This appendix contains all of the regulatory-related information for the A6828A adapter .[...]

Regulator y Inf ormation Regulatory Statements Appendix C 110 Regulatory Statements This section contains all of the regulatory statements for the A6828A adapter . FCC Statement (F or U.S .A. Only) The F ederal Communications Commission (in 47 CFR 15.105) has specified that the following notice be brought to the attention of the users of this prod[...]

Regulator y Inf ormation Regulatory Statements Appendix C 111 Spécification A TI Classe A (France) DECLARATION D’INST ALLATION ET DE MISE EN EXPLOITA TION d’un matériel de traitement de l’information (ATI), classé A en fonction des niveaux de perturbations radioélectriques émis, définis dans la norme européenne EN 55022 concernant la[...]

Regulator y Inf ormation Regulatory Statements Appendix C 112 Declaration of Conformity[...]

Glossary 113 Glossary A address A specific location in memory , designated either numerically or by a symbolic name. asynchronous data transfer One of the wa ys data is transferred over the SCSI bus . It is slower than synchronous data transfer . B bit A binary digit. The smallest unit of information a computer uses. The value of a bit (0 or 1) re[...]

Glossar y DMA bus master Glossary 114 DMA bus master A feature that allows a peripheral to control the flow of data to and from system memory by blocks , as opposed to PIO (Programmed I/O), where the flow is byte by byte. Domain V alidation A software procedure in which a host system queries a device to determine the device’s ability to communi[...]

Glossar y pin-1 orientation Glossary 115 Low V oltage Differential (L VD) A robust design methodology that improves power consumption, data integrity , cable lengths, and support for multiple devices while providing a migration path for increased I/O performance. M main memory The part of a computer’s memory that is directly accessible by the CPU[...]

Glossar y port address Glossary 116 port address Also port number . The address through which commands are sent to a host bus adapter . This address is assigned by the PCI bus. port number See port address . Processor Dependent Code (PDC) The system firmware on HP P A-RISC systems. It provides basic read/write capability . Usually kept as firmwar[...]

Glossar y Wide Ultra2 SCSI Glossary 117 small computer system interface (SCSI) A specification for a high-performance peripheral bus and command set. The original standard is now referred to as SCSI-1. synchronous data transfer One of the wa ys data is transferred over the SCSI bus . Transfers are clocked with fixed-frequency pulses . system fir[...]

Glossar y Wide Ultra2 SCSI Glossary 118[...]

119 Index A actual data transfer rate , 27 adapter attached devices , determining device files for , in ioscan output , 56 auto termination state configurations , summary of , 37 using jumpers , 38 bus type, determining in ioscan output , 56 bus width , 39 determining in BCH menus , 41 determining in ioscan output , 56 setting in BCH menus, steps[...]

Index 120 determining adapter’s maximum data transfer rate , 56 determining adapter’s path , 55 determining adapter’s SCSI ID , 56 determining adapter’s type , 55 determining device files for attached devices , 56 restarting Domain V alidation , 82 unclaimed adapter , 68 verifying attached devices , 56 rad , 14 scsi bus width, determining [...]

Index 121 using , 38 L LUN 0 , 52 M maximum data transfer rate , 27 determining in BCH menus , 30 in ioscan output , 56 steps for setting in BCH menus , 28 missing device files , 57 , 67 N NVRAM SCSI parameters, unmatc hed, fixing in BCH menus , 66 O OLA, adapter compatibility for , 17 OLAR checking critical resources , 16 CRA , 16 overview of , [...]

Index 122 setting maximum data transfer rate in BCH menus , 28 setting SCSI parameters to default values , 49 , 66 STM , 85 Support T ools Manager . See STM T terminator , external , 19 , 20 , 38 troubleshooting adapter claimed, in ioscan output , 55 , 69 unclaimed, in ioscan output , 68 degraded performance, detecting , 80 Domain V alidation , 80 [...]