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   1 /***************************************************************************
   2  *   Copyright (C) 2005 by Dominic Rath                                    *
   3  *   Dominic.Rath@gmx.de                                                   *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  19  ***************************************************************************/
  20
  21 #define OPENOCD_VERSION "Open On-Chip Debugger " VERSION " (" PKGBLDDATE ") svn:" PKGBLDREV
  22
  23 #ifdef HAVE_CONFIG_H
  24 #include "config.h"
  25 #endif
  26
  27 #include "log.h"
  28 #include "types.h"
  29 #include "jtag.h"
  30 #include "configuration.h"
  31 #include "xsvf.h"
  32 #include "target.h"
  33 #include "flash.h"
  34 #include "nand.h"
  35 #include "pld.h"
  36
  37 #include "command.h"
  38 #include "server.h"
  39 #include "telnet_server.h"
  40 #include "gdb_server.h"
  41 #include "tcl_server.h"
  42
  43 #include <sys/time.h>
  44 #include <sys/types.h>
  45 #include <strings.h>
  46 #include <stdio.h>
  47 #include <stdlib.h>
  48 #include <string.h>
  49 #include <unistd.h>
  50 #include <errno.h>
  51
  52 #ifdef _WIN32
  53 #include <malloc.h>
  54 #else
  55 #include <alloca.h>
  56 #endif
  57
  58 #ifdef __ECOS
  59 /* Jim is provied by eCos */
  60 #include <cyg/jimtcl/jim.h>
  61 #else
  62 #define JIM_EMBEDDED
  63 #include "jim.h"
  64 #endif
  65
  66 #include "replacements.h"
  67
  68
  69 /* Give TELNET a way to find out what version this is */
  70 int handle_version_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
  71 {
  72         command_print(cmd_ctx, OPENOCD_VERSION);
  73
  74         return ERROR_OK;
  75 }
  76
  77 static int daemon_startup = 0;
  78
  79 int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
  80 {
  81         if (argc==0)
  82                 return ERROR_OK;
  83         if (argc > 1 )
  84                 return ERROR_COMMAND_SYNTAX_ERROR;
  85
  86         daemon_startup = strcmp("reset", args[0])==0;
  87
  88         command_print(cmd_ctx, OPENOCD_VERSION);
  89
  90         return ERROR_OK;
  91 }
  92
  93 void exit_handler(void)
  94 {
  95         /* close JTAG interface */
  96         if (jtag && jtag->quit)
  97                 jtag->quit();
  98 }
  99
 100 /* OpenOCD can't really handle failure of this command. Patches welcome! :-) */
 101 int handle_init_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
 102 {
 103         int retval;
 104         static int initialized=0;
 105         if (initialized)
 106                 return ERROR_OK;
 107
 108         initialized=1;
 109
 110         atexit(exit_handler);
 111
 112         if (target_init(cmd_ctx) != ERROR_OK)
 113                 return ERROR_FAIL;
 114         LOG_DEBUG("target init complete");
 115
 116         if ((retval=jtag_interface_init(cmd_ctx)) != ERROR_OK)
 117         {
 118                 /* we must be able to set up the jtag interface */
 119                 return retval;
 120         }
 121         LOG_DEBUG("jtag interface init complete");
 122
 123         /* Try to initialize & examine the JTAG chain at this point, but
 124          * continue startup regardless */
 125         if (jtag_init(cmd_ctx) == ERROR_OK)
 126         {
 127                 LOG_DEBUG("jtag init complete");
 128                 if (target_examine(cmd_ctx) == ERROR_OK)
 129                 {
 130                         LOG_DEBUG("jtag examine complete");
 131                 }
 132         }
 133
 134         if (flash_init_drivers(cmd_ctx) != ERROR_OK)
 135                 return ERROR_FAIL;
 136         LOG_DEBUG("flash init complete");
 137
 138         if (nand_init(cmd_ctx) != ERROR_OK)
 139                 return ERROR_FAIL;
 140         LOG_DEBUG("NAND init complete");
 141
 142         if (pld_init(cmd_ctx) != ERROR_OK)
 143                 return ERROR_FAIL;
 144         LOG_DEBUG("pld init complete");
 145
 146         /* initialize tcp server */
 147         server_init();
 148
 149         /* initialize telnet subsystem */
 150         telnet_init("Open On-Chip Debugger");
 151         gdb_init();
 152         tcl_init(); /* allows tcl to just connect without going thru telnet */
 153
 154         return ERROR_OK;
 155 }
 156
 157 Jim_Interp *interp;
 158
 159 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
 160 {
 161         char *namebuf;
 162         Jim_Obj *nameObjPtr, *valObjPtr;
 163         int result;
 164
 165         namebuf = alloc_printf("%s(%d)", varname, idx);
 166         if (!namebuf)
 167                 return JIM_ERR;
 168
 169         nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
 170         valObjPtr = Jim_NewIntObj(interp, val);
 171         if (!nameObjPtr || !valObjPtr)
 172         {
 173                 free(namebuf);
 174                 return JIM_ERR;
 175         }
 176
 177         Jim_IncrRefCount(nameObjPtr);
 178         Jim_IncrRefCount(valObjPtr);
 179         result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
 180         Jim_DecrRefCount(interp, nameObjPtr);
 181         Jim_DecrRefCount(interp, valObjPtr);
 182         free(namebuf);
 183         /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
 184         return result;
 185 }
 186
 187 static int Jim_Command_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 188 {
 189         target_t *target;
 190         command_context_t *context;
 191         long l;
 192         u32 width;
 193         u32 len;
 194         u32 addr;
 195         u32 count;
 196         u32 v;
 197         const char *varname;
 198         u8 buffer[4096];
 199         int  i, n, e, retval;
 200
 201         /* argv[1] = name of array to receive the data
 202          * argv[2] = desired width
 203          * argv[3] = memory address
 204          * argv[4] = count of times to read
 205          */
 206         if (argc != 5) {
 207                 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
 208                 return JIM_ERR;
 209         }
 210         varname = Jim_GetString(argv[1], &len);
 211         /* given "foo" get space for worse case "foo(%d)" .. add 20 */
 212
 213         e = Jim_GetLong(interp, argv[2], &l);
 214         width = l;
 215         if (e != JIM_OK) {
 216                 return e;
 217         }
 218
 219         e = Jim_GetLong(interp, argv[3], &l);
 220         addr = l;
 221         if (e != JIM_OK) {
 222                 return e;
 223         }
 224         e = Jim_GetLong(interp, argv[4], &l);
 225         len = l;
 226         if (e != JIM_OK) {
 227                 return e;
 228         }
 229         switch (width) {
 230                 case 8:
 231                         width = 1;
 232                         break;
 233                 case 16:
 234                         width = 2;
 235                         break;
 236                 case 32:
 237                         width = 4;
 238                         break;
 239                 default:
 240                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 241                         Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
 242                         return JIM_ERR;
 243         }
 244         if (len == 0) {
 245                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 246                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
 247                 return JIM_ERR;
 248         }
 249         if ((addr + (len * width)) < addr) {
 250                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 251                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
 252                 return JIM_ERR;
 253         }
 254         /* absurd transfer size? */
 255         if (len > 65536) {
 256                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 257                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
 258                 return JIM_ERR;
 259         }
 260
 261         if ((width == 1) ||
 262                 ((width == 2) && ((addr & 1) == 0)) ||
 263                 ((width == 4) && ((addr & 3) == 0))) {
 264                 /* all is well */
 265         } else {
 266                 char buf[100];
 267                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 268                 sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
 269                 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
 270                 return JIM_ERR;
 271         }
 272
 273         context = Jim_GetAssocData(interp, "context");
 274         if (context == NULL)
 275         {
 276                 LOG_ERROR("mem2array: no command context");
 277                 return JIM_ERR;
 278         }
 279         target = get_current_target(context);
 280         if (target == NULL)
 281         {
 282                 LOG_ERROR("mem2array: no current target");
 283                 return JIM_ERR;
 284         }
 285
 286         /* Transfer loop */
 287
 288         /* index counter */
 289         n = 0;
 290         /* assume ok */
 291         e = JIM_OK;
 292         while (len) {
 293                 /* Slurp... in buffer size chunks */
 294
 295                 count = len; /* in objects.. */
 296                 if (count > (sizeof(buffer)/width)) {
 297                         count = (sizeof(buffer)/width);
 298                 }
 299
 300                 retval = target->type->read_memory( target, addr, width, count, buffer );
 301                 if (retval != ERROR_OK) {
 302                         /* BOO !*/
 303                         LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
 304                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 305                         Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
 306                         e = JIM_ERR;
 307                         len = 0;
 308                 } else {
 309                         v = 0; /* shut up gcc */
 310                         for (i = 0 ;i < count ;i++, n++) {
 311                                 switch (width) {
 312                                         case 4:
 313                                                 v = target_buffer_get_u32(target, &buffer[i*width]);
 314                                                 break;
 315                                         case 2:
 316                                                 v = target_buffer_get_u16(target, &buffer[i*width]);
 317                                                 break;
 318                                         case 1:
 319                                                 v = buffer[i] & 0x0ff;
 320                                                 break;
 321                                 }
 322                                 new_int_array_element(interp, varname, n, v);
 323                         }
 324                         len -= count;
 325                 }
 326         }
 327
 328         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 329
 330         return JIM_OK;
 331 }
 332
 333 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
 334 {
 335         char *namebuf;
 336         Jim_Obj *nameObjPtr, *valObjPtr;
 337         int result;
 338         long l;
 339
 340         namebuf = alloc_printf("%s(%d)", varname, idx);
 341         if (!namebuf)
 342                 return JIM_ERR;
 343
 344         nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
 345         if (!nameObjPtr)
 346         {
 347                 free(namebuf);
 348                 return JIM_ERR;
 349         }
 350
 351         Jim_IncrRefCount(nameObjPtr);
 352         valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
 353         Jim_DecrRefCount(interp, nameObjPtr);
 354         free(namebuf);
 355         if (valObjPtr == NULL)
 356                 return JIM_ERR;
 357
 358         result = Jim_GetLong(interp, valObjPtr, &l);
 359         /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
 360         *val = l;
 361         return result;
 362 }
 363
 364 static int Jim_Command_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 365 {
 366         target_t *target;
 367         command_context_t *context;
 368         long l;
 369         u32 width;
 370         u32 len;
 371         u32 addr;
 372         u32 count;
 373         u32 v;
 374         const char *varname;
 375         u8 buffer[4096];
 376         int  i, n, e, retval;
 377
 378         /* argv[1] = name of array to get the data
 379          * argv[2] = desired width
 380          * argv[3] = memory address
 381          * argv[4] = count to write
 382          */
 383         if (argc != 5) {
 384                 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
 385                 return JIM_ERR;
 386         }
 387         varname = Jim_GetString(argv[1], &len);
 388         /* given "foo" get space for worse case "foo(%d)" .. add 20 */
 389
 390         e = Jim_GetLong(interp, argv[2], &l);
 391         width = l;
 392         if (e != JIM_OK) {
 393                 return e;
 394         }
 395
 396         e = Jim_GetLong(interp, argv[3], &l);
 397         addr = l;
 398         if (e != JIM_OK) {
 399                 return e;
 400         }
 401         e = Jim_GetLong(interp, argv[4], &l);
 402         len = l;
 403         if (e != JIM_OK) {
 404                 return e;
 405         }
 406         switch (width) {
 407                 case 8:
 408                         width = 1;
 409                         break;
 410                 case 16:
 411                         width = 2;
 412                         break;
 413                 case 32:
 414                         width = 4;
 415                         break;
 416                 default:
 417                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 418                         Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
 419                         return JIM_ERR;
 420         }
 421         if (len == 0) {
 422                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 423                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
 424                 return JIM_ERR;
 425         }
 426         if ((addr + (len * width)) < addr) {
 427                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 428                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
 429                 return JIM_ERR;
 430         }
 431         /* absurd transfer size? */
 432         if (len > 65536) {
 433                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 434                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
 435                 return JIM_ERR;
 436         }
 437
 438         if ((width == 1) ||
 439                 ((width == 2) && ((addr & 1) == 0)) ||
 440                 ((width == 4) && ((addr & 3) == 0))) {
 441                 /* all is well */
 442         } else {
 443                 char buf[100];
 444                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 445                 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
 446                 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
 447                 return JIM_ERR;
 448         }
 449
 450         context = Jim_GetAssocData(interp, "context");
 451         if (context == NULL)
 452         {
 453                 LOG_ERROR("array2mem: no command context");
 454                 return JIM_ERR;
 455         }
 456         target = get_current_target(context);
 457         if (target == NULL)
 458         {
 459                 LOG_ERROR("array2mem: no current target");
 460                 return JIM_ERR;
 461         }
 462
 463         /* Transfer loop */
 464
 465         /* index counter */
 466         n = 0;
 467         /* assume ok */
 468         e = JIM_OK;
 469         while (len) {
 470                 /* Slurp... in buffer size chunks */
 471
 472                 count = len; /* in objects.. */
 473                 if (count > (sizeof(buffer)/width)) {
 474                         count = (sizeof(buffer)/width);
 475                 }
 476
 477                 v = 0; /* shut up gcc */
 478                 for (i = 0 ;i < count ;i++, n++) {
 479                         get_int_array_element(interp, varname, n, &v);
 480                         switch (width) {
 481                         case 4:
 482                                 target_buffer_set_u32(target, &buffer[i*width], v);
 483                                 break;
 484                         case 2:
 485                                 target_buffer_set_u16(target, &buffer[i*width], v);
 486                                 break;
 487                         case 1:
 488                                 buffer[i] = v & 0x0ff;
 489                                 break;
 490                         }
 491                 }
 492                 len -= count;
 493
 494                 retval = target->type->write_memory(target, addr, width, count, buffer);
 495                 if (retval != ERROR_OK) {
 496                         /* BOO !*/
 497                         LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
 498                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 499                         Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
 500                         e = JIM_ERR;
 501                         len = 0;
 502                 }
 503         }
 504
 505         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 506
 507         return JIM_OK;
 508 }
 509
 510
 511
 512 /* find full path to file */
 513 static int Jim_Command_find(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 514 {
 515         if (argc != 2)
 516                 return JIM_ERR;
 517         const char *file = Jim_GetString(argv[1], NULL);
 518         char *full_path = find_file(file);
 519         if (full_path == NULL)
 520                 return JIM_ERR;
 521         Jim_Obj *result = Jim_NewStringObj(interp, full_path, strlen(full_path));
 522         free(full_path);
 523
 524         Jim_SetResult(interp, result);
 525         return JIM_OK;
 526 }
 527
 528 static int Jim_Command_echo(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 529 {
 530         if (argc != 2)
 531                 return JIM_ERR;
 532         const char *str = Jim_GetString(argv[1], NULL);
 533         LOG_USER("%s", str);
 534         return JIM_OK;
 535 }
 536
 537
 538
 539 static size_t openocd_jim_fwrite(const void *_ptr, size_t size, size_t n, void *cookie)
 540 {
 541         size_t nbytes;
 542         const char *ptr;
 543         Jim_Interp *interp;
 544         command_context_t *context;
 545
 546         /* make it a char easier to read code */
 547         ptr = _ptr;
 548         interp = cookie;
 549         nbytes = size * n;
 550         if (ptr == NULL || interp == NULL || nbytes == 0) {
 551                 return 0;
 552         }
 553
 554         context = Jim_GetAssocData(interp, "context");
 555         if (context == NULL)
 556         {
 557                 LOG_ERROR("openocd_jim_fwrite: no command context");
 558                 /* TODO: Where should this go? */
 559                 return n;
 560         }
 561
 562         /* do we have to chunk it? */
 563         if (ptr[nbytes] == 0)
 564         {
 565                 /* no it is a C style string */
 566                 command_output_text(context, ptr);
 567                 return strlen(ptr);
 568         }
 569         /* GRR we must chunk - not null terminated */
 570         while (nbytes) {
 571                 char chunk[128+1];
 572                 int x;
 573
 574                 x = nbytes;
 575                 if (x > 128) {
 576                         x = 128;
 577                 }
 578                 /* copy it */
 579                 memcpy(chunk, ptr, x);
 580                 /* terminate it */
 581                 chunk[n] = 0;
 582                 /* output it */
 583                 command_output_text(context, chunk);
 584                 ptr += x;
 585                 nbytes -= x;
 586         }
 587
 588         return n;
 589 }
 590
 591 static size_t openocd_jim_fread(void *ptr, size_t size, size_t n, void *cookie)
 592 {
 593         /* TCL wants to read... tell him no */
 594         return 0;
 595 }
 596
 597 static int openocd_jim_vfprintf(void *cookie, const char *fmt, va_list ap)
 598 {
 599         char *cp;
 600         int n;
 601         Jim_Interp *interp;
 602         command_context_t *context;
 603
 604         n = -1;
 605         interp = cookie;
 606         if (interp == NULL)
 607                 return n;
 608
 609         context = Jim_GetAssocData(interp, "context");
 610         if (context == NULL)
 611         {
 612                 LOG_ERROR("openocd_jim_vfprintf: no command context");
 613                 return n;
 614         }
 615
 616         cp = alloc_vprintf(fmt, ap);
 617         if (cp)
 618         {
 619                 command_output_text(context, cp);
 620                 n = strlen(cp);
 621                 free(cp);
 622         }
 623         return n;
 624 }
 625
 626 static int openocd_jim_fflush(void *cookie)
 627 {
 628         /* nothing to flush */
 629         return 0;
 630 }
 631
 632 static char* openocd_jim_fgets(char *s, int size, void *cookie)
 633 {
 634         /* not supported */
 635         errno = ENOTSUP;
 636         return NULL;
 637 }
 638
 639 void add_jim(const char *name, int (*cmd)(Jim_Interp *interp, int argc, Jim_Obj *const *argv), const char *help)
 640 {
 641         Jim_CreateCommand(interp, name, cmd, NULL, NULL);
 642
 643         /* FIX!!! it would be prettier to invoke add_help_text...
 644         accumulate help text in Tcl helptext list.  */
 645     Jim_Obj *helptext=Jim_GetGlobalVariableStr(interp, "ocd_helptext", JIM_ERRMSG);
 646     if (Jim_IsShared(helptext))
 647         helptext = Jim_DuplicateObj(interp, helptext);
 648
 649         Jim_Obj *cmd_entry=Jim_NewListObj(interp, NULL, 0);
 650
 651         Jim_Obj *cmd_list=Jim_NewListObj(interp, NULL, 0);
 652         Jim_ListAppendElement(interp, cmd_list, Jim_NewStringObj(interp, name, -1));
 653
 654         Jim_ListAppendElement(interp, cmd_entry, cmd_list);
 655         Jim_ListAppendElement(interp, cmd_entry, Jim_NewStringObj(interp, help, -1));
 656         Jim_ListAppendElement(interp, helptext, cmd_entry);
 657 }
 658
 659 extern unsigned const char startup_tcl[];
 660
 661 void initJim(void)
 662 {
 663         Jim_CreateCommand(interp, "openocd_find", Jim_Command_find, NULL, NULL);
 664         Jim_CreateCommand(interp, "echo", Jim_Command_echo, NULL, NULL);
 665         Jim_CreateCommand(interp, "mem2array", Jim_Command_mem2array, NULL, NULL );
 666         Jim_CreateCommand(interp, "array2mem", Jim_Command_array2mem, NULL, NULL );
 667
 668         /* Set Jim's STDIO */
 669         interp->cookie_stdin = interp;
 670         interp->cookie_stdout = interp;
 671         interp->cookie_stderr = interp;
 672         interp->cb_fwrite = openocd_jim_fwrite;
 673         interp->cb_fread = openocd_jim_fread ;
 674         interp->cb_vfprintf = openocd_jim_vfprintf;
 675         interp->cb_fflush = openocd_jim_fflush;
 676         interp->cb_fgets = openocd_jim_fgets;
 677
 678         add_default_dirs();
 679
 680         if (Jim_Eval(interp, startup_tcl)==JIM_ERR)
 681         {
 682                 LOG_ERROR("Failed to run startup.tcl (embedded into OpenOCD compile time)");
 683                 Jim_PrintErrorMessage(interp);
 684                 exit(-1);
 685         }
 686 }
 687
 688 command_context_t *setup_command_handler(void)
 689 {
 690         command_context_t *cmd_ctx;
 691
 692         cmd_ctx = command_init();
 693
 694         register_command(cmd_ctx, NULL, "version", handle_version_command,
 695                                          COMMAND_EXEC, "show OpenOCD version");
 696         register_command(cmd_ctx, NULL, "daemon_startup", handle_daemon_startup_command, COMMAND_CONFIG,
 697                         "deprecated - use \"init\" and \"reset\" at end of startup script instead");
 698
 699         /* register subsystem commands */
 700         server_register_commands(cmd_ctx);
 701         telnet_register_commands(cmd_ctx);
 702         gdb_register_commands(cmd_ctx);
 703         tcl_register_commands(cmd_ctx); /* tcl server commands */
 704         log_register_commands(cmd_ctx);
 705         jtag_register_commands(cmd_ctx);
 706         xsvf_register_commands(cmd_ctx);
 707         target_register_commands(cmd_ctx);
 708         flash_register_commands(cmd_ctx);
 709         nand_register_commands(cmd_ctx);
 710         pld_register_commands(cmd_ctx);
 711
 712         if (log_init(cmd_ctx) != ERROR_OK)
 713         {
 714                 exit(-1);
 715         }
 716         LOG_DEBUG("log init complete");
 717
 718         LOG_OUTPUT( OPENOCD_VERSION "\n" );
 719
 720         register_command(cmd_ctx, NULL, "init", handle_init_command,
 721                                          COMMAND_ANY, "initializes target and servers - nop on subsequent invocations");
 722
 723         return cmd_ctx;
 724 }
 725
 726 /* normally this is the main() function entry, but if OpenOCD is linked
 727  * into application, then this fn will not be invoked, but rather that
 728  * application will have it's own implementation of main(). */
 729 int openocd_main(int argc, char *argv[])
 730 {
 731 #ifdef JIM_EMBEDDED
 732         Jim_InitEmbedded();
 733         /* Create an interpreter */
 734         interp = Jim_CreateInterp();
 735         /* Add all the Jim core commands */
 736         Jim_RegisterCoreCommands(interp);
 737 #endif
 738
 739         initJim();
 740
 741         /* initialize commandline interface */
 742         command_context_t *cmd_ctx;
 743         cmd_ctx=setup_command_handler();
 744
 745         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 746         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 747         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 748         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 749         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 750         LOG_OUTPUT( "$URL$\n");
 751         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 752         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 753         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 754         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 755         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 756
 757         command_context_mode(cmd_ctx, COMMAND_CONFIG);
 758         command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
 759
 760         if (parse_cmdline_args(cmd_ctx, argc, argv) != ERROR_OK)
 761                 return EXIT_FAILURE;
 762
 763         if (parse_config_file(cmd_ctx) != ERROR_OK)
 764                 return EXIT_FAILURE;
 765
 766         command_context_mode(cmd_ctx, COMMAND_EXEC);
 767         if (command_run_line(cmd_ctx, "init")!=ERROR_OK)
 768                 return EXIT_FAILURE;
 769
 770         if (daemon_startup)
 771                 command_run_line(cmd_ctx, "reset");
 772
 773         /* handle network connections */
 774         server_loop(cmd_ctx);
 775
 776         /* shut server down */
 777         server_quit();
 778
 779         unregister_all_commands(cmd_ctx);
 780
 781         /* free commandline interface */
 782         command_done(cmd_ctx);
 783
 784         return EXIT_SUCCESS;
 785 }