BSP Developer's Guide

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VxWorks 5.5 <strong>BSP</strong> Developer’s <strong>Guide</strong> int xxxXferDoneSemOptions = SEM_Q_PRIORITY; char *xxxScsiTaskName = SCSI_DEF_TASK_NAME; IMPORT SCSI_CTRL *pSysScsiCtrl; /*************************************************************************** * * xxxCtrlCreate - create and partially initialize a SCSI controller structure * * This routine creates a SCSI controller data structure and must be called * before using a SCSI controller chip. It should be called once and only * once for a specified SCSI controller. Since it allocates memory for a * structure needed by all routines in xxxLib, it must be called before * any other routines in the library. * After calling this routine, at least one call to xxxCtrlInit() should * be made before any SCSI transaction is initiated using the SCSI controller. * * RETURNS: A pointer to the SCSI controller structure, or NULL if memory is * insufficient or parameters are invalid. */ XXX_SCSI_CTRL *xxxCtrlCreate ( FAST UINT8 *sbicBaseAdrs, /* base address of the SBIC */ int regOffset, /* address offset between SBIC registers */ UINT clkPeriod, /* period of the SBIC clock (nsec) */ FUNCPTR sysScsiBusReset, /* function to reset SCSI bus */ int sysScsiResetArg, /* argument to pass to above function */ UINT sysScsiDmaMaxBytes, /* maximum byte count using DMA */ FUNCPTR sysScsiDmaStart, /* function to start SCSI DMA transfer */ FUNCPTR sysScsiDmaAbort, /* function to abort SCSI DMA transfer */ int sysScsiDmaArg /* argument to pass to above functions */ ) { FAST SBIC *pSbic; /* ptr to SBIC info */ /* calloc the controller info structure; return NULL if unable */ pSbic = (SBIC *) calloc (1, sizeof (SBIC)) /* * Set up sizes of event and thread structures. Must be done before * calling "scsiCtrlInit()". */ /* fill in driver-specific routines for scsiLib interface */ pSbic->scsiCtrl.scsiDevSelect = xxxDevSelect; pSbic->scsiCtrl.scsiInfoXfer = xxxInfoXfer; pSbic->scsiCtrl.scsiXferParamsQuery = xxxXferParamsQuery; pSbic->scsiCtrl.scsiXferParamsSet = (FUNCPTR)xxxXferParamsSet; /* Fill in driver specific variables for scsiLib interface */ pSbic->scsiCtrl.maxBytesPerXfer = sysScsiDmaMaxBytes; 328
I Writing a SCSI-2 Device Driver /* fill in generic SCSI info for this controller */ xxxCtrlInit (&pSbic->scsiCtrl); /* initialize SBIC info transfer synchronization semaphore */ if (semBInit (&pSbic->xferDoneSem, xxxXferDoneSemOptions, SEM_EMPTY) == ERROR) { (void) free ((char *) pSbic); return ((XXX_SCSI_CTRL *) NULL); } /* initialize state variables */ /* fill in board-specific SCSI bus reset and DMA xfer routines */ /* spawn SCSI manager - use generic code from "scsiLib.c" */ pSbic->scsiCtrl.scsiMgrId = taskSpawn (xxxTaskName, xxxTaskPriority, xxxTaskOptions, xxxTaskStackSize, (FUNCPTR) scsiMgr, (int) pSbic, 0, 0, 0, 0, 0, 0, 0, 0, 0); return (pSbic); } /*************************************************************************** * * xxxCtrlInit - initialize a SCSI controller structure * * After a SCSI controller structure is created with xxxCtrlCreate, but * before using the SCSI controller, it must be initialized by calling this * routine. * It may be called more than once if desired. However, it should only be * called while there is no activity on the SCSI interface. * * RETURNS: OK, or ERROR if out-of-range parameter(s). */ I LOCAL STATUS xxxCtrlInit ( FAST SBIC *pSbic, /* ptr to SBIC info */ FAST int scsiCtrlBusId, /* SCSI bus ID of this SBIC */ FAST UINT defaultSelTimeOut /* default dev. select timeout (microsec) */ ) { pSbic->scsiCtrl.scsiCtrlBusId = scsiCtrlBusId; /* initialize the SBIC hardware */ xxxHwInit (pSbic); 329
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VxWorks® 5.5 BSP DEVELOPER’S GUI
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1 Overview ........................
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Contents 1 Overview ...............
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Contents 3.6.5 Cache, MMU, and DMA
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Contents Memory-Mapped Chips ......
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Contents 7.3.3 System Configuration
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Contents 9.5.4 Processing .........
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Contents F Generic Drivers ........
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Contents Stopping the Driver Withou
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1 Overview 1.1 Introduction One str
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1 Overview ■ New Drivers Many new
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1 Overview Included with Tornado (n
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1 Overview ■ ■ ■ ■ ■ ■
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1 Overview Table 1-1 Font Usage for
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2 BSP Organization 2.1 Introduction
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2 BSP Organization Files in the tar
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2 BSP Organization Files in the tar
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2 BSP Organization Version 1.0 BSPs
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2 BSP Organization SM_MEM_SIZE The
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2 BSP Organization For boards witho
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2 BSP Organization PCI_MSTR_IO_LOCA
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2 BSP Organization The entry point
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2 BSP Organization target.nr The fi
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2 BSP Organization bootrom This fil
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2 BSP Organization sysSerialHwInit(
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2 BSP Organization The Motorola M68
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2 BSP Organization Many VxWorks fac
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2 BSP Organization further board in
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2 BSP Organization can have very un
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3 Creating a New BSP 3.1 Introducti
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3 Creating a New BSP 3.2 Setting Up
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3 Creating a New BSP Makefile At a
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3 Creating a New BSP char * sysBspR
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3 Creating a New BSP ... #endif } T
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3 Creating a New BSP int dummy; ...
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3 Creating a New BSP To find the so
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3 Creating a New BSP might want to
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3 Creating a New BSP not, use the s
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3 Creating a New BSP ■ It has a V
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3 Creating a New BSP 3.6.7 SCSI VxW
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4 Hardware Guidelines 4.1 Introduct
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4 Hardware Guidelines to the start
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4 Hardware Guidelines Higher-level
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4 Hardware Guidelines Such dedicate
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4 Hardware Guidelines Especially us
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4 Hardware Guidelines selected from
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4 Hardware Guidelines Hardware Inte
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4 Hardware Guidelines The rest of t
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4 Hardware Guidelines 4.4.2 System
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4 Hardware Guidelines only deal wit
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4 Hardware Guidelines 4.4.13 Parall
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4 Hardware Guidelines 0x10000, /* 6
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4 Hardware Guidelines The following
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5 Driver Guidelines 5.1 Introductio
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5 Driver Guidelines Maintenance and
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5 Driver Guidelines word addresses.
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5 Driver Guidelines 5.4 Design Guid
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5 Driver Guidelines Per-Device Data
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5 Driver Guidelines To fix this sit
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5 Driver Guidelines block are more
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5 Driver Guidelines 5.8 Driver Use
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5 Driver Guidelines ■ ■ Memory
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5 Driver Guidelines The level of ca
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5 Driver Guidelines cache for the d
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6 Components 6.1 Introduction Torna
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6 Components 6.2 Component Descript
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6 Components ■ User Presentation.
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6 Components Folder FOLDER_ANSI { N
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6 Components in a single project. I
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6 Components The component object i
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6 Components Parameters Parameters
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6 Components In the example, the co
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6 Components (2) comps/vxWorks/arch
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6 Components Figure 6-4 Include Com
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6 Components NOTE: INIT_BEFORE only
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6 Components The _CHILDREN property
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6 Components ! CAUTION: Do not alte
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6 Components ■ Check the Project
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7 Validation Testing 7.1 Introducti
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7 Validation Testing ■ ■ The te
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7 Validation Testing 2. The script
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7 Validation Testing Figure 7-4 Typ
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7 Validation Testing NOTE: Wind Riv
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7 Validation Testing scsi Requires
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7 Validation Testing Table 7-1 Vali
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7 Validation Testing Table 7-2 Vali
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7 Validation Testing sysProcNumGet
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7 Validation Testing The log file c
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8 Writing Portable C Code This chap
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8 Writing Portable C Code attribute
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8 Writing Portable C Code 8.1.3 Sta
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8 Writing Portable C Code 8.1.5 Oth
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8 Writing Portable C Code The last
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8 Writing Portable C Code Always sp
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8 Writing Portable C Code 8.2 Tool
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9 Documentation Guidelines 9.1 Intr
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9 Documentation Guidelines Spelling
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9 Documentation Guidelines Table 9-
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9 Documentation Guidelines Table 9-
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9 Documentation Guidelines ■ Avoi
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9 Documentation Guidelines ■ ■
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9 Documentation Guidelines INCLUDE
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9 Documentation Guidelines INTRODUC
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9 Documentation Guidelines 9.5 Gene
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9 Documentation Guidelines uppercas
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9 Documentation Guidelines The foll
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10 Product Packaging 10.1 SETUP Dev
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10 Product Packaging ... include $(
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10 Product Packaging Vendor-Supplie
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10 Product Packaging in the project
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A Upgrading a BSP for Tornado 2.0 T
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A Upgrading a BSP for Tornado 2.0 A
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A Upgrading a BSP for Tornado 2.0
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A Upgrading a BSP for Tornado 2.0 6
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B Upgrading a BSP for Tornado 2.2 T
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B Upgrading a BSP for Tornado 2.2 C
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B Upgrading a BSP for Tornado 2.2
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B Upgrading a BSP for Tornado 2.2 c
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B Upgrading a BSP for Tornado 2.2
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C Upgrading a BSP for the VxWorks N
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D VxWorks Boot Sequence Table D-1 d
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D VxWorks Boot Sequence Table D-1 V
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E Component Language E.1 Component
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E Component Language REQUIRES r1 r2
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E Component Language } // default i
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E Component Language FOLDER_WINDVIE
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E Component Language initialization
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E Component Language INCLUDE_MMU_BA
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E Component Language INCLUDE_NETWOR
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E Component Language INCLUDE_WDB_ME
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F Generic Drivers F.1 Introduction
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F Generic Drivers CONSOLE_TTY This
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F Generic Drivers Define SIO_CALLBA
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F Generic Drivers NV_RAM_SIZE Defin
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F Generic Drivers F.10 PCI Bus The
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G Upgrading 4.3 BSD Network Drivers
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H Implementing a MUX-Based Network
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J BSP Validation Test Suite Referen
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K BSP Validation Checklists This ap
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K BSP Validation Checklists BSP Val
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K BSP Validation Checklists 7. Veri
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K BSP Validation Checklists 2. If t
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K BSP Validation Checklists Validat
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K BSP Validation Checklists Manufac
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K BSP Validation Checklists Manufac
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L Refgen NOTE: In Tornado 1.0.1 and
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L Refgen * SYNOPSIS * \cs * void xx
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L Refgen Yields output approximatel
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L Refgen EXAMPLE INCLUDES SEE ALSO
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M BSP Product Contents When you are
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M BSP Product Contents Do not inclu
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Index A abort button 82 addressing
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Index clocks see also individual cl
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Index naming conventions 95 perform
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Index INCLUDE_USR_APPL 38 INCLUDE_V
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Index network drivers 58 network in
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Index scsiCtrlLib 324 scsiDirectLib
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Index testing, validation 139-158 s
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