bootconfig.c

MPC850的bootrom。使用后可以直接启动boot程序

		{
		extern ULONG sysBCLSet ();

		if (getArg (&pLine, &value, DEC, !OPT) == OK)
		    {
		    if (value != 0)
			{
			(void) sysBCLSet ((ULONG)HK_BCL_SYS_CONTROLLER,
					  (ULONG)HK_BCL_SYS_CONTROLLER);
			printf ("System controller on.\n");
			}
		    else
			{
			(void) sysBCLSet ((ULONG)HK_BCL_SYS_CONTROLLER,
					  (ULONG)0);
			printf ("System controller off.\n");
			}
		    }
		break;
		}
#endif	/* TARGET_HK_V2F */

#if defined(TARGET_FRC_30) || defined(TARGET_FRC_31) || defined(TARGET_FRC_33)
	    case 's':		/* system controller */
		if (getArg (&pLine, &value, DEC, !OPT) == OK)
		    {
		    if (value != 0)
			{
			*FGA_CTL1 |= FGA_CTL1_SCON;
			printf ("System controller on.\n");
			}
		    else
			{
			*FGA_CTL1 &= ~FGA_CTL1_SCON;
			printf ("System controller off.\n");
			}
		    }
		break;
#endif	/* TARGET_FRC_30 || TARGET_FRC_31 || TARGET_FRC_33 */

	    case 'p':		/* print boot params */
		bootParamsShow (BOOT_LINE_ADRS);
		break;

	    case 'c':		/* change boot params */
		bootParamsPrompt (BOOT_LINE_ADRS);
		(void) sysNvRamSet (BOOT_LINE_ADRS,
				    strlen (BOOT_LINE_ADRS) + 1, 0);
		break;

	    case 'g':		/* go */
		if (getArg (&pLine, (int *) &entry, HEX, !OPT) == OK)
		    go (entry);
		break;

#ifdef  INCLUDE_NETWORK
	    case 'n':
		netifAdrsPrint (pLine);
		break;

#ifdef ETHERNET_ADR_SET
	    case 'N':
		mEnet (pLine);
		break;
#endif  /* ETHERNET_ADR_SET */
#endif  /* INCLUDE_NETWORK */

	    case '?':			/* help */
            case 'h':			/* help */
		bootHelp ();
		break;

            case '@':			/* load and go with internal params */
	    case '$':			/* load and go with internal params */

		if (bootLoad (pLine, &entry) == OK)
		    {
		    go (entry);
		    }
		else
		    {
		    taskDelay (sysClkRateGet ());	/* pause a second */
		    reboot (BOOT_NO_AUTOBOOT);		/* something is awry */
		    }
		break;

	    case 'l':			/* load with internal params */

		if (bootLoad (pLine, &entry) == OK)
		    {
		    printf ("entry = 0x%x\n", (int) entry);
		    }
		else
		    {
		    taskDelay (sysClkRateGet ());	/* pause a second */
		    reboot (BOOT_NO_AUTOBOOT);		/* something is awry */
		    }
		break;


	    default:
		printf ("Unrecognized command. Type '?' for help.\n");
		break;

            } /* switch */
        } /* FOREVER */
    }
/******************************************************************************
*
* autoboot - do automatic boot sequence
*
* RETURNS: Doesn't return if successful (starts execution of booted system).
*/

LOCAL char autoboot 
    (
    int timeout		/* timeout time in seconds */
    )
    {
    ULONG	autoBootTime;
    int		timeLeft;
    UINT	timeMarker;
    int		bytesRead = 0;
    FUNCPTR	entry;
    char	key;

    if (timeout > 0)
	{
	printf ("\nPress any key to stop auto-boot...\n");

	/* Loop looking for a char, or timeout after specified seconds */

	autoBootTime = tickGet () + sysClkRateGet () * timeout;
	timeMarker = tickGet () + sysClkRateGet ();
	timeLeft = timeout;

	printf ("%2d\r", timeLeft);

	 while ((tickGet () < autoBootTime) && (bytesRead == 0))
	    {
	    (void) ioctl (consoleFd, FIONREAD, (int) &bytesRead);

	    if (tickGet () == timeMarker)
		{
		timeMarker = tickGet () + sysClkRateGet ();
		printf ("%2d\r", --timeLeft);
		}
	    }
	}

    if (bytesRead == 0)    /* nothing typed so auto-boot */
	{
	/* put the console back in line mode so it echoes (so's you can bang
	 * on it to see if it's still alive) */

	(void) ioctl (consoleFd, FIOSETOPTIONS, OPT_TERMINAL);

	printf ("\nauto-booting...\n\n");

	if (bootLoad (BOOT_LINE_ADRS, &entry) == OK)
	    go (entry);				/* ... and never return */
	else
	    {
	    printf ("Can't load boot file!!\n");
	    taskDelay (sysClkRateGet ());	/* pause a second */
	    reboot (BOOT_NO_AUTOBOOT);		/* something is awry */
	    }
	}
    else
	{
	/* read the key that stopped autoboot */

	read (consoleFd, &key, 1);
	return (key & 0x7f);		/* mask off parity in raw mode */
	}

    return (ERROR);			/* for lint - can't really get here */
    }
/******************************************************************************
*
* printBootLogo - print initial boot banner page
*/

LOCAL void printBootLogo (void)

    {
    printf ("\n\n\n\n\n\n\n\n\n\n\n");
    printf ("%28s%s", "","VxWorks System Boot");
    printf ("\n\n\nCopyright 2004  GTT, Inc.\n\n\n\n\n\n");
    printf ("CPU: %s\n", sysModel ());
    printf ("Version: %s\n", vxWorksVersion);
    printf ("BSP version: " BSP_VERSION BSP_REV "\n");
    printf ("Creation date: %s\n\n", creationDate);
    }

/*******************************************************************************
*
* bootHelp - print brief help list
*/

LOCAL void bootHelp (void)

    {
    static char *helpMsg[] =
	{
	"?",                      "- print this list",
	"@",                      "- boot (load and go)",
	"p",                      "- print boot params",
	"c",                      "- change boot params",
	"l",                      "- load boot file",
	"g adrs",                 "- go to adrs",
	"d adrs[,n]",             "- display memory",
	"m adrs",                 "- modify memory",
	"f adrs, nbytes, value",  "- fill memory",
	"t adrs, adrs, nbytes",   "- copy memory",
	"e",                      "- print fatal exception",
#ifdef INCLUDE_NETWORK
	"n netif",	  	  "- print network interface device address",
#if defined(ETHERNET_ADR_SET)
	"N",			  "- set ethernet address",
#endif  /* ETHERNET_ADR_SET */
#endif  /* INCLUDE_NETWORK */
#if defined(TARGET_HK_V2F) || defined(TARGET_FRC_30) || \
    defined(TARGET_FRC_31) || defined(TARGET_FRC_33)
	"s [0/1]",                "- system controller 0 = off, 1 = on",
#endif	/* TARGET_HK_V2F/FRC_30/FRC_31/FRC_33 */
	"$dev(0,procnum)host:/file h=# e=# b=# g=# u=usr [pw=passwd] f=#", "",
	"                          tn=targetname s=script o=other", "",

#ifdef	INCLUDE_SCSI_BOOT
	"boot device: scsi=id,lun              file name: /sd0/vxWorks","",
#endif	/*INCLUDE_SCSI_BOOT*/

#ifdef	INCLUDE_FD
	"boot device: fd=drive,fdType          file name: /fd0/vxWorks","",
#endif	/* INCLUDE_FD */

#ifdef	INCLUDE_IDE
	"boot device: ide=drive,configType     file name: /ide0/vxWorks","",
#endif	/* INCLUDE_IDE */

#ifdef	INCLUDE_ATA
	"boot device: ata=ctrl,drive           file name: /ata0/vxWorks","",
#endif	/* INCLUDE_ATA */

#ifdef	INCLUDE_PCMCIA
	"boot device: pcmcia=sock              file name: /pcmcia0/vxWorks","",
#endif	/* INCLUDE_PCMCIA */

#ifdef	INCLUDE_TFFS
	"boot device: tffs=drive,removable     file name: /tffs0/vxWorks","",
#endif	/* INCLUDE_TFFS */

#ifdef INCLUDE_TSFS_BOOT
	"boot device: tsfs                     file name: /tgtsvr/vxWorks","",
#endif /*INCLUDE_TSFS_BOOT */

	"Boot flags:",		  "",
#if defined(TARGET_HK_V2F) || defined(TARGET_FRC_30) || \
    defined(TARGET_FRC_31) || defined(TARGET_FRC_33)
	"  0x01  - don't be system controller",	"",
#endif	/* TARGET_HK_V2F/FRC_30/FRC_31/FRC_33 */
	"  0x02  - load local system symbols",		"",
	"  0x04  - don't autoboot",			"",
	"  0x08  - quick autoboot (no countdown)",	"",
#ifdef  INCLUDE_NETWORK
	"  0x20  - disable login security",		"",
#ifdef  INCLUDE_DHCPC
	"  0x40  - use dhcp to get boot parameters",	"",
#else
	"  0x40  - use bootp to get boot parameters",	"",
#endif
	"  0x80  - use tftp to get boot image",		"",
	"  0x100 - use proxy arp",			"",
#endif  /* INCLUDE_NETWORK */
	NULL
	};

    FAST char **pMsg;
#ifdef  INCLUDE_NETWORK
    FAST NETIF *pNif;
#endif  /* INCLUDE_NETWORK */

#ifdef INCLUDE_END
    int count;
    char       muxDevName[8];
    END_TBL_ENTRY* pDevTbl;
#endif /* INCLUDE_END */

    printf ("\n");

    for (pMsg = helpMsg; *pMsg != NULL; pMsg += 2)
	printf (" %-21s %s\n", *pMsg, *(pMsg + 1));

#ifdef  INCLUDE_NETWORK

    printf ("\navailable boot devices:");

#ifdef INCLUDE_END
    printf ("Enhanced Network Devices\n");
    for (count = 0, pDevTbl = endDevTbl; pDevTbl->endLoadFunc != END_TBL_END;
         pDevTbl++, count++)
        {
        if (!pDevTbl->processed)
            {
            muxDevName [0] = NULL;
            pDevTbl->endLoadFunc (muxDevName, NULL);
            printf (" %s%d", muxDevName, pDevTbl->unit);
            }
        }
#endif /* INCLUDE_END */
    
    for (pNif = netIf; pNif->ifName != 0; pNif++)
	{
	if (strncmp (pNif->ifName, "lo", 2) != 0)
	    printf (" %s", pNif->ifName);
	}


#endif  /* INCLUDE_NETWORK */

#ifdef	INCLUDE_SCSI_BOOT
    printf (" scsi");
#endif	/*INCLUDE_SCSI_BOOT*/

#ifdef  INCLUDE_FD
    printf (" fd");
#endif  /* INCLUDE_FD */

#ifdef  INCLUDE_IDE
    printf (" ide");
#endif  /* INCLUDE_IDE */

#ifdef  INCLUDE_ATA
    printf (" ata");
#endif  /* INCLUDE_ATA */

#ifdef  INCLUDE_TFFS
    printf (" tffs");
#endif  /* INCLUDE_TFFS */

#ifdef  INCLUDE_TSFS_BOOT
    printf (" tsfs");
#endif  /* INCLUDE_TSFS_BOOT */

    printf ("\n");
    }

/*******************************************************************************
*
* bootLoad - load a module into memory
*
* RETURNS: OK or ERROR
*/

LOCAL STATUS bootLoad 
    (
    char *   bootString,
    FUNCPTR *pEntry
    )
    {
    BOOT_PARAMS		params;
#ifdef  INCLUDE_SCSI_BOOT
#ifdef  INCLUDE_SCSI2
     SCSI_OPTIONS	options;
     UINT		which;
     int		devBusId;
#endif  /* INCLUDE_SCSI2 */
#endif  /* INCLUDE_SCSI_BOOT */
#ifdef  INCLUDE_NETWORK
    char		nad [20];	/* host's network internet addr */
    int			netmask = 0;	/* temporary storage */
    int 		result; 	/* classification of address string */
    unsigned long 	leaseLen; 	/* lease length field (optional) */

#ifdef INCLUDE_DHCPC
    DHCP_LEASE_DATA dhcpLease;
#endif  /* INCLUDE_DHCPC */
    char		buf [30];	/* string of netmask and timestamps */
    char 		netDev [BOOT_DEV_LEN + 1];
    char 		bootDev [BOOT_DEV_LEN];
    BOOL		backplaneBoot;
    char *		pBootAddr;
    BOOL 		attached = FALSE; /* driver is attached */


#ifdef INCLUDE_END
    char		muxDevName[8];
#endif /* INCLUDE_END */

#endif  /* INCLUDE_NETWORK */

    /* copy bootString to low mem address, if specified */

    if ((bootString != NULL) && (*bootString != EOS))
	strcpy (BOOT_LINE_ADRS, bootString);

    /* interpret boot command */

    if (usrBootLineCrack (BOOT_LINE_ADRS, &params) != OK)
	return (ERROR);

    /* Display boot parameters */

    bootParamsShow (BOOT_LINE_ADRS);

    /* set our processor number: may establish vme access, etc. */

    sysFlags = params.flags;
    sysProcNumSet (params.procNum);

#ifdef	INCLUDE_SCSI_BOOT

    /*
     * initialize either the SCSI1 or SCSI2 interface; initialize SCSI2 when
     * the SCSI2 interface is available.
     */

#ifndef INCLUDE_SCSI2
    scsi1IfInit ();
#else
    scsi2IfInit ();
#endif

    if (strncmp (params.bootDev, "scsi", 4) == 0)
	{
	int bootDevId = NONE;
	int bootDevLUN = NONE;

#ifdef INCLUDE_SCSI2
        /* Set all devices to asynchronous data transfer */

        which = SCSI_SET_OPT_XFER_PARAMS;
        options.maxOffset = 0;