/* bootConfig.c - system configuration module for boot ROMs *//* Copyright 2004-2005 Amine@263.net *//* Copyright 1984 - 2003 Wind River Systems, Inc. *//*modification history--------------------01o,23jul04,a_m  BSP定制 for 思創(chuàng)S3C44B0X黃金開發(fā)板12u,12feb03,pmr  fixed warning.12t,24jan03,pmr  SPR 83157: remove relative include paths.                 SPR 65782: validation of boot line in NVRAM.12s,22jan03,wap  restore bootpLib and ipLib API compatibility12r,13jan03,vvv  merged from branch wrn_velocecp, ver12u (SPR #83245, 83246,		 84378)12q,19jun02,elr  Moved close for ftp data sockets (SPR #77169)12p,06jun02,pai  Removed redundant error messages from xxxLoad() routines.12o,23may02,mas  corrected args passed to smNetInit() (SPR 71787)12n,22may02,jkf  SPR#76700, pcmciaInit must be called before muxDevLoad12m,22may02,sbs  changed default sys clock rate to a macro (SPR #1918)12l,16may02,vvv  restored SLIP support12k,10may02,wap  Reduce tBoot's priority to below tNetTask's before doing                 netLoad() (SPR #76107)12j,06may02,sbs  updating boot banner12i,30apr02,wap  Correct arguments passed to dhcpcOptionAdd() for                 little-endian targets (SPR #73769)12h,24apr02,mas  fixed backplane NETIF params in usrBpInit() (SPR 76236)12g,31mar02,jkf  SPR#74251, using bootLib.h macros for array sizes12f,28mar02,jkf  SPR#74558, bootrom: command line input length increased.12e,22mar02,zmm  Fix mask in 'd' instruction for little endian only (SPR 5602)12d,14mar02,hdn  added X86 specific code for HTT in go () (spr 73738)12c,13mar02,vvv  removed references to SLIP (SPR #72992)12b,04mar02,pch  SPR 7360912a,29jan02,vvv  allow icmpMaskGet to work if host and target are in different                 subnets; added debug messages for netmask configuration11z,17jan02,pcm  SPR 72642 - split excInit() into excInit() and excShowInit()11y,10dec01,kab  SPR 71410 - stack overflow11x,10dec01,sbs  Added version command and check for the length of bootline                  before saving to NVRAM. 11w,10dec01,rec  Made 'd' command endian independent (SPR 5602).11v,09dec01,jkf  SPR#62094, 62122, need devSplit() for booting from dosfs11u,07dec01,jkf  SPR#70548, Booting from Partitioned disks fails with SCSI11t,30nov01,nrv  including sysTffs.c when INCLUDE_TFFS is defined11s,28nov01,tlc  Correct diab syntax error for MIPS architecture.11r,11nov01,sbs  Added intLock() before jumping out of boot image (SPR 3704)                 Removed '!' as an option to continue booting (SPR 7256)11q,13nov01,yvp  Added include for private/excLibP.h11p,27oct01,dat  Adding trap for misaligned data section SPR 900611o,09oct01,rae  merge from truestack ver11n.  Base 11j (SPR 25374)11p,19oct01,vvv  fixed IP_MAX_UNITS declaration (SPR #70476)11o,11oct01,aeg  updated initialization sequence of selectLib (SPR #31319).11n,16sep01,dat  Use of WRS_ASM macro11m,18jun01,mil  Cleaned up compiler warnings.11l,27feb01,hk   update printBootLogo() copyright notice to cover 2001.11l,07feb01,spm  added merge record for 30jan01 update from version 10z of                 tor2_0_x branch (base 10y) and fixed modification history11k,30jan01,ijm  merged SPR# 28602 fixes: proxy ARP services are obsolete10q,30apr99,jpd  changed copyright year from 1998 to 1999.10p,13nov98,jpd  conditionally add sysHwInit0() call before cacheLibInit(); make		 cacheEnable call depend on INCLUDE_CACHE_SUPPORT (SPR #22707).10z,01sep99,spm  allowed proxy client and server to use any device (SPR #8993)11j,08dec00,rae  Fixed minor #ifdef problem11i,06dec00,rae  usrRoot can't return ERROR11h,17nov00,spm  fixed NPT merge to allow build without END device support11g,14nov00,rae  removed unused argument from sockLibAdd()11f,01nov00,ham  update muxDevStopAll call in response to muxLib.c's ver 03k.11e,17oct00,niq  Integrating T3 DHCP11e,28feb00,gnn  merged from NPT11d,04oct99,pul  Modification for NPT: passing the right cookie to muxDevStart11c,29apr99,pul  Upgraded NPT phase3 code to tor2.0.011b,29mar99,pul  removed mmuxMCastMapAdd()11a,26mar99,sj   added NPT support: muxLibInit; muxMaxBinds10z,19mar99,dat  removed bp driver interface SPR 25877, fixed bug in ver 10x.11a,19apr00,zl   fixed unitNum default to 0 in mEnet(). Updated copyright year.10y,17mar99,spm  added support for identical unit numbers (SPR #20913)10x,16mar99,dat  SPR 25790, fixed startup of END and BSD drivers10w,16mar99,spm  recovered orphaned code from tor1_0_1.sens1_1 (SPR #25770)10v,01mar99,spm  bypassed incorrect cleanup after successful TFTP file                  transfer (SPR #24618)10u,26feb99,dat  added FEI support (23818)10t,19feb99,spm  fixed construction of device name for pcmcia (SPR #21676)10s,02feb99,sgv  Added bitflag value to sockLibAdd10r,28jan99,jmp  added TSFS_BOOT facility (SPR# 24466).10q,20jan99,scb  usrBpInit() modified to use "sm=" before SM_ANCHOR_ADRS (23035)10p,26jan99,jkf  removed x86 specific memAddToPool's from ataLoad,                 ideLoad, pcmciaLoad, & tffsLoad.  Replaced with                 BSP specific memAddToPool in sysHwInit2() (SPR#21338).10o,13nov98,n_s  added call to muxDevStopAll in go. spr #2322910n,11sep98,spm  corrected documentation for bootpGet and dhcpGet (SPR #20629)10m,04sep98,ham  set subnetmask through ntohl() in bootpGet(),SPR#21909.10l,03jun98,hdn  disabled system clock just before jumping to the entry point		 for PentiumPro's Local APIC Timer.10k,23apr98,yp   merged TrueFFS support10j,01apr98,hdn  moved tffsLoad from usrTffs.c.10i,04feb98,jpd  updated copyright date.10h,19mar98,spm  corrected prototype for mEnet() routine (SPR #20174); changed                 parameter name to match coding standards10g,02feb98,spm  replaced invalid logMsg calls with printf statements10f,06jan98,hdn  added support for TFFS.10e,30nov97,vin  added network system pool10d,20nov97,gnn  fixed spr#7265 to deal with devices with no attach routine.10c,27oct97,vin  fixed call to endLoadFunc(..).10b,03oct97,gnn  removed references to endDriver global10b,23oct97,tam  fixed compilation warnings.10a,26sep97,gnn  added muxAddrResFuncAdd call for ipAttach09z,26sep97,vin  used NUM_XXX_MIN macros for system pool configuration.09y,25sep97,gnn  SENS beta feedback fixes09x,26aug97,vin  fixed warnings in muxIoctl09w,26aug97,spm  major overhaul of DHCP client: reorganized code and changed                 user interface to support multiple leases at runtime, improved                 handling of address information, and allowed selection of UDP                 ports; also fixed incorrect treatment of gateway field by                 BOOTP/DHCP (SPR #9137)09v,12aug97,gnn  changes necessitated by MUX/END update.09u,15jul97,spm  fixed byte ordering of netmask from DHCP client (SPR #8739)09t,01jul97,jag  removed stale code for RESOLVER (SPR #8868)09j,15aug97,cdp  add casts etc. to stop compiler warnings.09i,05feb97,cdp  remove ARM test hook (_func_armStartup).09h,21jan97,jpd  Added support for Olicom and lnEbsa Ethernet drivers, made                 cacheLib calls dependent upon INCLUDE_CACHE_SUPPORT being                 defined.09g,12dec96,cdp  added _func_armStartup for ARM platforms.09s,02jun97,spm  changed DHCP option tags to prevent name conflicts (SPR #8667)09r,20may97,gnn  fixed SPR 8627 so that multiple gn devices are supported.09q,19may97,spm  included rngLib.h to fix DHCP client build error (SPR #8606)09p,30apr97,spm  moved usrNetIfConfig for "gn" device to prevent DHCP error09o,25apr97,gnn  changed INCLUDE_GN to INCLUDE_END09n,18apr97,spm  corrected structure element name in BOOTP interface09m,17apr97,gnn  added support for configNet style configuration of ENDs.09l,07apr97,spm  changed BOOTP interface to DHCP style: all options supported09k,29jan97,spm  made global variables for DHCP client unique09j,29jan97,spm  removed parameters from dhcpBootBind()09i,21jan97,gnn  added the new argument to muxDevLoad().09h,20dec96,vin  fixed warnings muxDevLoad(). added AF_ROUTE.09g,06mar97,mas  deleted unused variable 'char gateway[INET_ADDR_LEN];' from		 bootLoad() (SPR 8113).09g,18dec96,spm  fixed bug in unit number support and restored lost DHCP code09f,17dec96,gnn  added stuff for new etherHooks.09e,27nov96,spm  added support for DHCP client and network device unit numbers09d,25nov96,vin	 added new cluster configuration.09c,01oct96,spm  added bzero() call to checkInetAddrField (SPR 6326)09b,22sep96,spm  Fixed SPR 7120: added support for gateways to BOOTP startup09a,24jul96,vin  fetching netmask after usrNetIfConfig() mods for bsd4.4.08z,21jun96,jmb  long modhist -- deleted entries prior to 1994.  SPR #652808y,19jun96,hdn  defined IDE_MEM_DOSFS to 0x200000.08x,13jun96,hdn  added INCLUDE_ESMC for SMC91c9x Ethernet driver.08w,05jun96,kkk  update copyright year from 1995 to 1996.08v,05jun96,ism  bumped copyright date to 1996.19v,19apr96,jds  changed the include of scsiLib.h to be done after config.h;                 also added setting to asynchronous mode all target devices08u,20mar96,hdn  made inclusion of pppLib.h and strmLib.h conditional.09t,07mar96,gnn	 added SLIP_MTU to slipInit so that we could configure	  	 the MTU.  (SPR #4652)08s,06mar96,tpr  added #include "bootElfLib.h".08r,06mar96,dat  removed __DATE__ from printBootLogo08q,06mar96,tpr  Enabled the Instruction Cache for PowerPC.08p,06dec95,vin  fixed usrStrmInit warning.08o,29nov95,vin  added baudrate processing of boot string.08n,06sep95,jag  deleted call to  fattachInit (), changed sadInit to 		 autopushInit (), and changed iosStrmInit to strmInit (). 08m,01aug95,dzb  changed STREAMS options to go through iosStrmInit ().		 added usrStrmInit ().                 PPP initialization failure message (SPR #4505).08l,25jul95,dzb  tweaked socket library initialization.08k,25jul95,dzb  added socket library init for BSD vs. STREAMS.08j,18jul95,dzb  wait for PPP interface to come up in usrPPPInit().08i,17jul95,dzb  fixed ordering of boot params search.08h,26jun95,dzb  removed PPP_S_USEHOSTNAME option.08g,21jun95,dzb  Added INCLUDE_PPP_CRYPT for unbundled crypt() support.08f,20jun95,dzb  Added PPP support.09b,28nov95,tpr	 re-ordered history following PPC merge.09a,11oct95,dat	 new BSP revision id, modified signon banner printing08z,29jun95,caf  added nicEvb driver entry.08y,28jun95,caf  for PPC, called cacheTextUpdate() instead of cacheClear().08x,26jun95,kvk  Removed references to _edata and _end for a clean 		 bootrom_uncmp build.08w,06jun95,caf  fixed edata and end for Green Hills/PowerPC.08v,26jun95,ms	 updated for new serial drivers, removed WDB support.08u,21jun95,ms	 changed copywrite to 199508t,01jun95,caf  added support for "ilac" driver.08s,22may95,yao  adjust reference to edata, end to SVR4 ABI standard 		 for PowerPC.08r,22may95,p_m  added WDB agent support.          + ms08q,05apr95,kkk  changed edata & end to char arrays (spr# 3917)08p,28mar95,kkk  made baud rate a macro in configAll.h08o,19mar95,dvs  removed TRON references.08n,08dec94,hdn  swapped 1st and 2nd parameters of fdDevCreate().		 fixed bootHelp message; fd=... and ide=...08m,21nov94,hdn  fixed a problem by swapping 1st and 2nd parameters of sscanf.08l,20nov94,kdl  added hashLibInit() call if using dosFs.08k,11nov94,dzb  added QU network interface.08j,09nov94,jds  additions for scsi backward compatability ; scsi[12]IfInit()08i,20oct94,hdn  used ideRawio() instead of using raw file system.		 swapped 1st and 2nd parameter of ideLoad() and fdLoad().08h,17aug94,dzb  fixed setting the gateway for a slip connection (SPR #2353).                 added INCLUDE_NETWORK macros for scalability (SPR #1147). 		 added CSLIP support.08g,14jun94,caf  updated copyright notices.08f,29may94,hdn  fixed more FTP bootrom bug in netLoad().		 updated the copyright year 93 to 94.		 disabled cache for i486 and Pentium.08e,26may94,kdl  changed netLoad() to properly close FTP connections (SPR 3231).08d,10may94,hdn  fixed the FTP bootrom bug (John's patch)08c,09feb94,hdn  added support for if_elt 3COM EtherLink III driver.		 added support for if_ene Eagle NE2000 driver.*//*DESCRIPTIONThis is the WRS-supplied configuration module for the VxWorks boot ROM.It is a stripped-down version of usrConfig.c, having no VxWorks shell ordebugging facilities.  Its primary function is to load an object moduleover the network with either RSH or FTP.  Additionally, a simple set ofsingle letter commands is provided for displaying and modifying memorycontents.  Use this module as a starting point for placing applications in ROM.*/#include "vxWorks.h"#include "bootEcoffLib.h"#include "bootElfLib.h"#include "bootLib.h"#include "bootLoadLib.h"#include "bsdSockLib.h"#include "cacheLib.h"#include "cbioLib.h"#include "ctype.h"#include "dosFsLib.h"#include "dpartCbio.h"#include "errno.h"#include "errnoLib.h"#include "fcntl.h"#include "fioLib.h"#include "ftpLib.h"#include "hostLib.h"#include "icmpLib.h"#include "ifLib.h"#include "if_sl.h"#include "inetLib.h"#include "intLib.h"#include "ioLib.h"#include "iosLib.h"#include "loadAoutLib.h"#include "loadCoffLib.h"#include "loadLib.h"#include "logLib.h"#include "memLib.h"#include "msgQLib.h"#include "netLib.h"#include "pipeDrv.h"#include "proxyLib.h"#include "qLib.h"#include "qPriBMapLib.h"#include "rebootLib.h"#include "remLib.h"#include "rngLib.h"#include "routeLib.h"#include "semLib.h"#include "sockLib.h"#include "stdio.h"#include "string.h"#include "sysLib.h"#include "sysSymTbl.h"#include "taskHookLib.h"#include "taskLib.h"#include "tftpLib.h"#include "tickLib.h"#include "trcLib.h"#include "unistd.h"#include "usrFdiskPartLib.h"#include "version.h"#include "wdLib.h"#include "net/if.h"#include "net/mbuf.h"#include "netinet/if_ether.h"#include "drv/netif/smNetLib.h"#include "ipProto.h"#include "private/excLibP.h"#include "private/kernelLibP.h"#include "private/workQLibP.h"#include "config.h"#include "scsiLib.h"#ifdef INCLUDE_BOOTP#include "bootpLib.h"#endif /* INCLUDE_BOOTP */#ifdef	INCLUDE_PPP#include "pppLib.h"#endif	/* INCLUDE_PPP */#ifdef INCLUDE_DHCPC#include "dhcpcLib.h"#include "dhcpcBootLib.h"#include "dhcp/dhcpc.h"#include "dhcp/dhcpcCommonLib.h"#endif#if (defined(INCLUDE_SECOND_SMNET)   || \     defined(INCLUDE_SM_NET_ADDRGET) || \     defined(INCLUDE_SM_SEQ_ADDR))# ifndef   INCLUDE_SM_NET#  define  INCLUDE_SM_NET# endif /* INCLUDE_SM_NET */#endif /* INCLUDE_SECOND_SMNET || ... */#if (defined(INCLUDE_SECOND_SMNET) && !defined(INCLUDE_SM_NET_ADDRGET))#  define INCLUDE_SM_NET_ADDRGET#endif /* INCLUDE_SECOND_SMNET && !INCLUDE_SM_NET_ADDRGET */#ifdef  INCLUDE_SM_NET# ifndef   INCLUDE_BSD#  define  INCLUDE_BSD# endif /* INCLUDE_BSD */# ifndef   INCLUDE_SM_COMMON#  define  INCLUDE_SM_COMMON# endif /* INCLUDE_SM_COMMON */#endif /* INCLUDE_SM_NET *//* defines */#define STREQ(A, B) (strcmp(A, B) == 0 ? 1 : 0)#if(BOARD_TYPE == BOARD_ARMEPS)	/* ARMCORE V1.0 */#define TIMEOUT		2	/* number of seconds before auto-boot */#else#define TIMEOUT		7	/* number of seconds before auto-boot */#endif/* maximum line length for cmd input to 'm' and 'mEnet' routine */#define MAX_LINE        160	/* maximum line length for bootCmdLoop() command line input */#define BOOT_CMD_MAX_LINE        BOOT_LINE_SIZE#define RSHD		514	/* rshd service */#define DEC		FALSE	/* getArg parameters */#define HEX		TRUE#define OPT		TRUE#define MAX_ADR_SIZE 	6 #define DOS_ID_OFFSET                   3#define FIRST_PARTITION_SECTOR_OFFSET   (0x1be + 8)#define VXDOS                           "VXDOS"#define VXEXT                           "VXEXT"#ifndef    NUM_PARTITIONS_DISK_BOOT#   define NUM_PARTITIONS_DISK_BOOT    1 /* one partition on the disk */#endif  /* NUM_PARTITIONS_DISK_BOOT */#ifndef    PARTITION_DISK_BOOT#   define PARTITION_DISK_BOOT         1 /* partition mounted during boot */#endif  /* PARTITION_DISK_BOOT *//* DO NOT ADD ANYTHING BEFORE THE FIRST ROUTINE compressedEntry() */void		usrInit ();IMPORT void 	sysInitAlt ();extern int      random ();#if	(CPU_FAMILY==MIPS)IMPORT void 	sysGpInit ();#endif	/* (CPU_FAMILY==MIPS) */#ifdef  INCLUDE_NETWORK#ifdef ETHERNET_ADR_SETvoid		mEnet (char *);void 		sysEnetAddrGet ();void 		sysEnetAddrSet ();#endif  /* ETHERNET_ADR_SET */#endif  /* INCLUDE_NETWORK */#ifdef INCLUDE_ENDLOCAL void* findCookie(int unitNo, char* devName);#endif /* INCLUDE_END *//********************************************************************************* compressedEntry - compressed entry point after decompression ** This routine is the entry point after the bootroms decompress, if* compression is utilized.  This routine must be the first item of the* text segment of this file.  With ANSI C, strings will appear in text* segment so one should avoid entering strings, routines, or anything* else that might displace this routine from base of the text segment.** It is unwise to add functionality to this routine without due cause.* We are in the prehistoric period of system initialization.  ** NOMANUAL*/void compressedEntry     (    int startType    )    {