tffsconfig.c

s3c2410的vxworks bsp,运行良好

/* tffsConfig.c - TrueFFS configuration file for VxWorks */



/* Copyright 1984-2001 Wind River Systems, Inc. */
#include "copyright_wrs.h"





/* includes */

#include "tffs/stdcomp.h"
#include "tffs/tffsDrv.h"
#include "tffs/fatlite.h"
#include "stdio.h"


/* defines */

#ifdef INCLUDE_SHOW_ROUTINES
#define INCLUDE_TFFS_SHOW
#endif /* INCLUDE_SHOW_ROUTINES */

#ifdef INCLUDE_MTD_SST39VF160	
FLStatus  sst39vf160Identify (FLFlash vol);
#endif /* INCLUDE_MTD_SST39VF160 */

#ifdef INCLUDE_MTD_USR
FLStatus  MTD_USR_IDENTIFY (FLFlash vol);
#endif /* INCLUDE_MTD_USR */

/* globals */

MTDidentifyRoutine mtdTable[] = 	/* MTD tables */
    {
#ifdef  INCLUDE_MTD_CFIAMD
    cfiAmdIdentify,
#endif  /* INCLUDE_MTD_CFIAMD */

#ifdef	INCLUDE_MTD_CFISCS
    cfiscsIdentify,
#endif	/* INCLUDE_MTD_CFISCS */

#ifdef	INCLUDE_MTD_I28F016
    i28f016Identify,
#endif	/* INCLUDE_MTD_I28F016 */

#ifdef	INCLUDE_MTD_I28F008
    i28f008Identify,
#endif	/* INCLUDE_MTD_I28F008 */

#ifdef	INCLUDE_MTD_I28F008_BAJA
    i28f008BajaIdentify,
#endif	/* INCLUDE_MTD_I28F008_BAJA */

#ifdef	INCLUDE_MTD_AMD
    amdMTDIdentify,
#endif	/* INCLUDE_MTD_AMD */

#ifdef INCLUDE_MTD_USR
    MTD_USR_IDENTIFY,
#endif  /* INCLUDE_MTD_USR */

#ifdef	INCLUDE_MTD_WAMD
    flwAmdMTDIdentify,
#endif	/* INCLUDE_MTD_WAMD */

/* : added */
#ifdef	INCLUDE_MTD_SST39VF160
    sst39vf160Identify,
#endif	/* INCLUDE_MTD_SST39VF160 */

    };
int noOfMTDs = NELEMENTS (mtdTable);	/* number of MTDs */

TLentry tlTable[] = 			/* TL tables */
    {
#ifdef	INCLUDE_TL_FTL
#ifdef	FORMAT_VOLUME
    {mountFTL, formatFTL},
#else
    mountFTL,
#endif	/* FORMAT_VOLUME */
#endif	/* INCLUDE_TL_FTL */

#ifdef	INCLUDE_TL_SSFDC
#ifdef	FORMAT_VOLUME
    {mountSSFDC, formatSSFDC},
#else
    mountSSFDC,
#endif	/* FORMAT_VOLUME */
#endif	/* INCLUDE_TL_SSFDC */
    };
int noOfTLs = NELEMENTS (tlTable);	/* number of TLs */


/* locals */

LOCAL char * tffsSocket[DRIVES] = {NULL}; /* name of the socket interface */

#ifdef INCLUDE_TFFS_SHOW 
LOCAL char * tffsVersion = "2.2";	/* WRS version number of TFFS */
#endif /* INCLUDE_TFFS_SHOW */

/* forward declarations */

LOCAL VOID sysTffsInit (void);		/* BSP dependent init routine */


/*******************************************************************************
*
* flRegisterComponents - register MTD and translation layer components for use
*
* This routine registers MTD and translation layer components for use.
* This function is called by FLite once only, at initialization of the
* FLite system.
*
* NOMANUAL
*
* RETURNS: N/A
*/

void flRegisterComponents (void)
    {
    sysTffsInit ();
    }

#ifdef	INCLUDE_TFFS_SHOW
/*******************************************************************************
*
* tffsShowAll - show device information on all socket interfaces 
*
* This routine prints device information on all socket interfaces. 
*
* RETURNS: N/A
*/

void tffsShowAll (void)
    {
    int ix;

    printf ("TFFS Version %s\n", tffsVersion);
    for (ix = 0; ix < noOfDrives; ix++)
	tffsShow (ix);
    }

/*******************************************************************************
*
* tffsShow - show device information on a specific socket interface 
*
* This routine prints device information on the specified socket interface. 
* This information is particularly useful when trying to determine the 
* number of Erase Units required to contain a boot image.  The field called
* unitSize reports the size of an Erase Unit.
*
* If the process of getting physical information fails, an error code is 
* printed. The error codes can be found in flbase.h.
*
* RETURNS: N/A
*/

void tffsShow 
    (
    int driveNo			/* TFFS drive number */
    )
    {
    PhysicalInfo info;
    FLStatus status;

    if (tffsSocket[driveNo] == NULL)
	{
        printf ("%d: ---- no socket interface installed ----\n", driveNo);
	return;
	}
    status = tffsRawio (driveNo, TFFS_GET_PHYSICAL_INFO, (int)&info, 0, 0);
    if (status != OK)
	{
        printf ("%d: **** communication failed with error %d ****\n",
                driveNo, status);
	return;
	}
    printf ("%d: socket=%s: ", driveNo, tffsSocket[driveNo]);
    printf ("type=0x%x, unitSize=0x%x, mediaSize=0x%x\n", info.type, 
	    (UINT)info.unitSize, (UINT)info.mediaSize);
    }

#endif	/* INCLUDE_TFFS_SHOW */

#ifdef	INCLUDE_TFFS_BOOT_IMAGE
/*******************************************************************************
*
* tffsBootImagePut - write to the boot-image region of the flash device
*
*
*RETURNS: OK or ERROR
*/

STATUS tffsBootImagePut 
    (
    int driveNo,		/* TFFS drive number */
    int offset,			/* offset in the flash chip/card */
    char * filename		/* binary format of the bootimage */
    )
    {
    PhysicalInfo info;
    UINT unitNo;
    UINT unitSize;
    UINT addr;
    char * pBuf;
    int fd;
    int ix;

    if (tffsSocket[driveNo] == NULL)
	return (ERROR);

    if (tffsRawio (driveNo, TFFS_GET_PHYSICAL_INFO, (int)&info, 0, 0) != OK)
        {
        printErr ("Unable to get physical info from drive\n");
	return (ERROR);
	}

    if ((pBuf = (char *)malloc (info.unitSize)) == NULL)
	{
       	printErr ("Can't allocate %d bytes of memory\n", info.unitSize);
	return( ERROR ) ;
	}

    if ((fd = open (filename, O_RDONLY, 0644)) == ERROR)
        {
        printErr ("Can't open \"%s\"\n", filename);
	free( pBuf ) ;
        return (ERROR);
	}

    addr = offset;
    unitNo = offset / info.unitSize;
    unitSize = info.unitSize - (offset % info.unitSize);

    if (tffsRawio (driveNo, TFFS_PHYSICAL_READ, unitNo * info.unitSize,
	           offset % info.unitSize, (int)pBuf) != OK)
        {
	printErr ("Failed attempting to save Erase Unit %d\n", unitNo);
	close (fd);
	free( pBuf ) ;
	return (ERROR);
	}
        
    if (tffsRawio (driveNo, TFFS_PHYSICAL_ERASE, unitNo, 1, 0) != OK)
	{
	printErr ("Failed attempting to erase Erase Unit %d\n", unitNo);
	close (fd);
	free( pBuf ) ;
	return (ERROR);
	}

    if (tffsRawio (driveNo, TFFS_PHYSICAL_WRITE, unitNo * info.unitSize,
	           offset % info.unitSize, (int)pBuf) != OK)
        {
	printErr ("Failed attempting to restore Erase Unit %d\n", unitNo);
	close (fd);
	free( pBuf ) ;
	return (ERROR);
	}

    while (unitSize)
	{
        if ((ix = read (fd, pBuf, unitSize)) == ERROR)
            {
            printErr ("Error reading inputfile: 0x%x\n", errno);
	    free( pBuf ) ;
            return (ERROR);
            }

        if (ix == 0)
	    break;

        if ((addr + ix) > info.mediaSize)
	    {
	    printErr ("Error : Attempting to write beyond Flash boundary\n");
	    close (fd);
	    free( pBuf ) ;
	    return (ERROR);
	    }

        if (tffsRawio (driveNo, TFFS_PHYSICAL_WRITE, addr, ix, (int)pBuf) != OK)
	    {
	    printErr ("Physical write failed at address 0x%x\n", addr);
	    close (fd);
	    free( pBuf ) ;
	    return (ERROR);
	    }

	addr += ix;
	unitSize -= ix;
	if (unitSize == 0)
	    {
            unitSize = info.unitSize;
            unitNo++;
            if (tffsRawio (driveNo, TFFS_PHYSICAL_ERASE, unitNo, 1, 0) != OK)
	        {
		printErr ("Failed attempting to erase Erase Unit %d\n", unitNo);
	        close (fd);
	        free( pBuf ) ;
	        return (ERROR);
	        }
	    }
	}

    close (fd);
    free( pBuf ) ;
    return (OK);
    }
    
#endif	/* INCLUDE_TFFS_BOOT_IMAGE */