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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 command_context_t *active_cmd_ctx;
 159
 160 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
 161 {
 162         char *namebuf;
 163         Jim_Obj *nameObjPtr, *valObjPtr;
 164         int result;
 165
 166         namebuf = alloc_printf("%s(%d)", varname, idx);
 167         if (!namebuf)
 168                 return JIM_ERR;
 169
 170         nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
 171         valObjPtr = Jim_NewIntObj(interp, val);
 172         if (!nameObjPtr || !valObjPtr)
 173         {
 174                 free(namebuf);
 175                 return JIM_ERR;
 176         }
 177
 178         Jim_IncrRefCount(nameObjPtr);
 179         Jim_IncrRefCount(valObjPtr);
 180         result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
 181         Jim_DecrRefCount(interp, nameObjPtr);
 182         Jim_DecrRefCount(interp, valObjPtr);
 183         free(namebuf);
 184         /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
 185         return result;
 186 }
 187
 188 static int Jim_Command_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 189 {
 190         target_t *target;
 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         target = get_current_target(active_cmd_ctx);
 274
 275         /* Transfer loop */
 276
 277         /* index counter */
 278         n = 0;
 279         /* assume ok */
 280         e = JIM_OK;
 281         while (len) {
 282                 /* Slurp... in buffer size chunks */
 283
 284                 count = len; /* in objects.. */
 285                 if (count > (sizeof(buffer)/width)) {
 286                         count = (sizeof(buffer)/width);
 287                 }
 288
 289                 retval = target->type->read_memory( target, addr, width, count, buffer );
 290                 if (retval != ERROR_OK) {
 291                         /* BOO !*/
 292                         LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
 293                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 294                         Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
 295                         e = JIM_ERR;
 296                         len = 0;
 297                 } else {
 298                         v = 0; /* shut up gcc */
 299                         for (i = 0 ;i < count ;i++, n++) {
 300                                 switch (width) {
 301                                         case 4:
 302                                                 v = target_buffer_get_u32(target, &buffer[i*width]);
 303                                                 break;
 304                                         case 2:
 305                                                 v = target_buffer_get_u16(target, &buffer[i*width]);
 306                                                 break;
 307                                         case 1:
 308                                                 v = buffer[i] & 0x0ff;
 309                                                 break;
 310                                 }
 311                                 new_int_array_element(interp, varname, n, v);
 312                         }
 313                         len -= count;
 314                 }
 315         }
 316
 317         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 318
 319         return JIM_OK;
 320 }
 321
 322 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
 323 {
 324         char *namebuf;
 325         Jim_Obj *nameObjPtr, *valObjPtr;
 326         int result;
 327         long l;
 328
 329         namebuf = alloc_printf("%s(%d)", varname, idx);
 330         if (!namebuf)
 331                 return JIM_ERR;
 332
 333         nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
 334         if (!nameObjPtr)
 335         {
 336                 free(namebuf);
 337                 return JIM_ERR;
 338         }
 339
 340         Jim_IncrRefCount(nameObjPtr);
 341         valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
 342         Jim_DecrRefCount(interp, nameObjPtr);
 343         free(namebuf);
 344         if (valObjPtr == NULL)
 345                 return JIM_ERR;
 346
 347         result = Jim_GetLong(interp, valObjPtr, &l);
 348         /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
 349         *val = l;
 350         return result;
 351 }
 352
 353 static int Jim_Command_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 354 {
 355         target_t *target;
 356         long l;
 357         u32 width;
 358         u32 len;
 359         u32 addr;
 360         u32 count;
 361         u32 v;
 362         const char *varname;
 363         u8 buffer[4096];
 364         int  i, n, e, retval;
 365
 366         /* argv[1] = name of array to get the data
 367          * argv[2] = desired width
 368          * argv[3] = memory address
 369          * argv[4] = count to write
 370          */
 371         if (argc != 5) {
 372                 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
 373                 return JIM_ERR;
 374         }
 375         varname = Jim_GetString(argv[1], &len);
 376         /* given "foo" get space for worse case "foo(%d)" .. add 20 */
 377
 378         e = Jim_GetLong(interp, argv[2], &l);
 379         width = l;
 380         if (e != JIM_OK) {
 381                 return e;
 382         }
 383
 384         e = Jim_GetLong(interp, argv[3], &l);
 385         addr = l;
 386         if (e != JIM_OK) {
 387                 return e;
 388         }
 389         e = Jim_GetLong(interp, argv[4], &l);
 390         len = l;
 391         if (e != JIM_OK) {
 392                 return e;
 393         }
 394         switch (width) {
 395                 case 8:
 396                         width = 1;
 397                         break;
 398                 case 16:
 399                         width = 2;
 400                         break;
 401                 case 32:
 402                         width = 4;
 403                         break;
 404                 default:
 405                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 406                         Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
 407                         return JIM_ERR;
 408         }
 409         if (len == 0) {
 410                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 411                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
 412                 return JIM_ERR;
 413         }
 414         if ((addr + (len * width)) < addr) {
 415                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 416                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
 417                 return JIM_ERR;
 418         }
 419         /* absurd transfer size? */
 420         if (len > 65536) {
 421                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 422                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
 423                 return JIM_ERR;
 424         }
 425
 426         if ((width == 1) ||
 427                 ((width == 2) && ((addr & 1) == 0)) ||
 428                 ((width == 4) && ((addr & 3) == 0))) {
 429                 /* all is well */
 430         } else {
 431                 char buf[100];
 432                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 433                 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
 434                 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
 435                 return JIM_ERR;
 436         }
 437
 438         target = get_current_target(active_cmd_ctx);
 439
 440         /* Transfer loop */
 441
 442         /* index counter */
 443         n = 0;
 444         /* assume ok */
 445         e = JIM_OK;
 446         while (len) {
 447                 /* Slurp... in buffer size chunks */
 448
 449                 count = len; /* in objects.. */
 450                 if (count > (sizeof(buffer)/width)) {
 451                         count = (sizeof(buffer)/width);
 452                 }
 453
 454                 v = 0; /* shut up gcc */
 455                 for (i = 0 ;i < count ;i++, n++) {
 456                         get_int_array_element(interp, varname, n, &v);
 457                         switch (width) {
 458                         case 4:
 459                                 target_buffer_set_u32(target, &buffer[i*width], v);
 460                                 break;
 461                         case 2:
 462                                 target_buffer_set_u16(target, &buffer[i*width], v);
 463                                 break;
 464                         case 1:
 465                                 buffer[i] = v & 0x0ff;
 466                                 break;
 467                         }
 468                 }
 469                 len -= count;
 470
 471                 retval = target->type->write_memory(target, addr, width, count, buffer);
 472                 if (retval != ERROR_OK) {
 473                         /* BOO !*/
 474                         LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
 475                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 476                         Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
 477                         e = JIM_ERR;
 478                         len = 0;
 479                 }
 480         }
 481
 482         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
 483
 484         return JIM_OK;
 485 }
 486
 487
 488 static int openocd_retval;
 489
 490 /* try to execute as Jim command, otherwise fall back to standard command.
 491  * Note that even if the Jim command caused an error, then we succeeded
 492  * to execute it, hence this fn pretty much always returns ERROR_OK. */
 493 int jim_command(command_context_t *context, char *line)
 494 {
 495         int retval=ERROR_OK;
 496         int retcode;
 497
 498         active_cmd_ctx = context;
 499         openocd_retval=ERROR_OK;
 500         retcode = Jim_Eval(interp, line);
 501
 502         if (retcode == JIM_ERR) {
 503                 if (openocd_retval!=ERROR_COMMAND_CLOSE_CONNECTION)
 504                 {
 505                         /* We do not print the connection closed error message */
 506                         Jim_PrintErrorMessage(interp);
 507                 }
 508                 if (openocd_retval==ERROR_OK)
 509                 {
 510                         /* It wasn't a low level OpenOCD command that failed */
 511                         return ERROR_FAIL;
 512                 }
 513             return openocd_retval;
 514         }
 515         const char *result;
 516         int reslen;
 517         result = Jim_GetString(Jim_GetResult(interp), &reslen);
 518
 519         if (retcode == JIM_EXIT) {
 520                 /* ignore. */
 521         /* exit(Jim_GetExitCode(interp)); */
 522         } else {
 523                 if (reslen) {
 524                         int i;
 525                         char buff[256+1];
 526                         for (i = 0; i < reslen; i += 256)
 527                         {
 528                                 int chunk;
 529                                 chunk = reslen - i;
 530                                 if (chunk > 256)
 531                                         chunk = 256;
 532                         strncpy(buff, result+i, chunk);
 533                                 buff[chunk] = 0;
 534                                 LOG_USER_N("%s", buff);
 535                         }
 536                         LOG_USER_N("%s", "\n");
 537                 }
 538         }
 539         return retval;
 540 }
 541
 542 /* find full path to file */
 543 static int Jim_Command_find(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 544 {
 545         if (argc != 2)
 546                 return JIM_ERR;
 547         const char *file = Jim_GetString(argv[1], NULL);
 548         char *full_path = find_file(file);
 549         if (full_path == NULL)
 550                 return JIM_ERR;
 551         Jim_Obj *result = Jim_NewStringObj(interp, full_path, strlen(full_path));
 552         free(full_path);
 553
 554         Jim_SetResult(interp, result);
 555         return JIM_OK;
 556 }
 557
 558 static int Jim_Command_echo(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 559 {
 560         if (argc != 2)
 561                 return JIM_ERR;
 562         char *str = (char*)Jim_GetString(argv[1], NULL);
 563         LOG_USER("%s", str);
 564         return JIM_OK;
 565 }
 566
 567
 568
 569 static size_t openocd_jim_fwrite(const void *_ptr, size_t size, size_t n, void *cookie)
 570 {
 571         size_t nbytes;
 572         const char *ptr;
 573
 574         /* make it a char easier to read code */
 575         ptr = _ptr;
 576
 577         nbytes = size * n;
 578         if (nbytes == 0) {
 579                 return 0;
 580         }
 581
 582         if (!active_cmd_ctx) {
 583                 /* TODO: Where should this go? */
 584                 return n;
 585         }
 586
 587         /* do we have to chunk it? */
 588         if (ptr[nbytes] == 0) {
 589                 /* no it is a C style string */
 590                 command_output_text(active_cmd_ctx, ptr);
 591                 return strlen(ptr);
 592         }
 593         /* GRR we must chunk - not null terminated */
 594         while (nbytes) {
 595                 char chunk[128+1];
 596                 int x;
 597
 598                 x = nbytes;
 599                 if (x > 128) {
 600                         x = 128;
 601                 }
 602                 /* copy it */
 603                 memcpy(chunk, ptr, x);
 604                 /* terminate it */
 605                 chunk[n] = 0;
 606                 /* output it */
 607                 command_output_text(active_cmd_ctx, chunk);
 608                 ptr += x;
 609                 nbytes -= x;
 610         }
 611
 612         return n;
 613 }
 614
 615 static size_t openocd_jim_fread(void *ptr, size_t size, size_t n, void *cookie )
 616 {
 617         /* TCL wants to read... tell him no */
 618         return 0;
 619 }
 620
 621 static int openocd_jim_vfprintf(void *cookie, const char *fmt, va_list ap)
 622 {
 623         char *cp;
 624         int n;
 625
 626         n = -1;
 627         if (active_cmd_ctx) {
 628                 cp = alloc_vprintf(fmt, ap);
 629                 if (cp) {
 630                         command_output_text(active_cmd_ctx, cp);
 631                         n = strlen(cp);
 632                         free(cp);
 633                 }
 634         }
 635         return n;
 636 }
 637
 638 static int openocd_jim_fflush(void *cookie)
 639 {
 640         /* nothing to flush */
 641         return 0;
 642 }
 643
 644 static char* openocd_jim_fgets(char *s, int size, void *cookie)
 645 {
 646         /* not supported */
 647         errno = ENOTSUP;
 648         return NULL;
 649 }
 650
 651 void add_jim(const char *name, int (*cmd)(Jim_Interp *interp, int argc, Jim_Obj *const *argv), const char *help)
 652 {
 653         Jim_CreateCommand(interp, name, cmd, NULL, NULL);
 654
 655         /* FIX!!! it would be prettier to invoke add_help_text...
 656         accumulate help text in Tcl helptext list.  */
 657     Jim_Obj *helptext=Jim_GetGlobalVariableStr(interp, "ocd_helptext", JIM_ERRMSG);
 658     if (Jim_IsShared(helptext))
 659         helptext = Jim_DuplicateObj(interp, helptext);
 660
 661         Jim_Obj *cmd_entry=Jim_NewListObj(interp, NULL, 0);
 662
 663         Jim_Obj *cmd_list=Jim_NewListObj(interp, NULL, 0);
 664         Jim_ListAppendElement(interp, cmd_list, Jim_NewStringObj(interp, name, -1));
 665
 666         Jim_ListAppendElement(interp, cmd_entry, cmd_list);
 667         Jim_ListAppendElement(interp, cmd_entry, Jim_NewStringObj(interp, help, -1));
 668         Jim_ListAppendElement(interp, helptext, cmd_entry);
 669 }
 670
 671 extern unsigned const char startup_tcl[];
 672
 673 void initJim(void)
 674 {
 675         Jim_CreateCommand(interp, "openocd_find", Jim_Command_find, NULL, NULL);
 676         Jim_CreateCommand(interp, "echo", Jim_Command_echo, NULL, NULL);
 677         Jim_CreateCommand(interp, "mem2array", Jim_Command_mem2array, NULL, NULL );
 678         Jim_CreateCommand(interp, "array2mem", Jim_Command_array2mem, NULL, NULL );
 679
 680         /* Set Jim's STDIO */
 681         interp->cookie_stdin = NULL;
 682         interp->cookie_stdout = NULL;
 683         interp->cookie_stderr = NULL;
 684         interp->cb_fwrite = openocd_jim_fwrite;
 685         interp->cb_fread = openocd_jim_fread ;
 686         interp->cb_vfprintf = openocd_jim_vfprintf;
 687         interp->cb_fflush = openocd_jim_fflush;
 688         interp->cb_fgets = openocd_jim_fgets;
 689
 690         add_default_dirs();
 691
 692         if (Jim_Eval(interp, startup_tcl)==JIM_ERR)
 693         {
 694                 LOG_ERROR("Failed to run startup.tcl (embedded into OpenOCD compile time)");
 695                 Jim_PrintErrorMessage(interp);
 696                 exit(-1);
 697         }
 698 }
 699
 700 command_context_t *setup_command_handler(void)
 701 {
 702         command_context_t *cmd_ctx;
 703
 704         cmd_ctx = command_init();
 705
 706         register_command(cmd_ctx, NULL, "version", handle_version_command,
 707                                          COMMAND_EXEC, "show OpenOCD version");
 708         register_command(cmd_ctx, NULL, "daemon_startup", handle_daemon_startup_command, COMMAND_CONFIG,
 709                         "deprecated - use \"init\" and \"reset\" at end of startup script instead");
 710
 711         /* register subsystem commands */
 712         server_register_commands(cmd_ctx);
 713         telnet_register_commands(cmd_ctx);
 714         gdb_register_commands(cmd_ctx);
 715         tcl_register_commands(cmd_ctx); /* tcl server commands */
 716         log_register_commands(cmd_ctx);
 717         jtag_register_commands(cmd_ctx);
 718         xsvf_register_commands(cmd_ctx);
 719         target_register_commands(cmd_ctx);
 720         flash_register_commands(cmd_ctx);
 721         nand_register_commands(cmd_ctx);
 722         pld_register_commands(cmd_ctx);
 723
 724         if (log_init(cmd_ctx) != ERROR_OK)
 725         {
 726                 exit(-1);
 727         }
 728         LOG_DEBUG("log init complete");
 729
 730         LOG_OUTPUT( OPENOCD_VERSION "\n" );
 731
 732
 733         register_command(cmd_ctx, NULL, "init", handle_init_command,
 734                                          COMMAND_ANY, "initializes target and servers - nop on subsequent invocations");
 735
 736         return cmd_ctx;
 737 }
 738
 739 /* normally this is the main() function entry, but if OpenOCD is linked
 740  * into application, then this fn will not be invoked, but rather that
 741  * application will have it's own implementation of main(). */
 742 int openocd_main(int argc, char *argv[])
 743 {
 744 #ifdef JIM_EMBEDDED
 745         Jim_InitEmbedded();
 746         /* Create an interpreter */
 747         interp = Jim_CreateInterp();
 748         /* Add all the Jim core commands */
 749         Jim_RegisterCoreCommands(interp);
 750 #endif
 751
 752         initJim();
 753
 754         /* initialize commandline interface */
 755         command_context_t *cmd_ctx;
 756         cmd_ctx=setup_command_handler();
 757
 758         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 759         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 760         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 761         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 762         /* DANGER!!! make sure that the line below does not appear in a patch, do not remove */
 763         LOG_OUTPUT( "$URL$\n");
 764         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 765         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 766         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 767         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 768         /* DANGER!!! make sure that the line above does not appear in a patch, do not remove */
 769
 770         command_context_mode(cmd_ctx, COMMAND_CONFIG);
 771         command_set_output_handler(cmd_ctx, configuration_output_handler, NULL);
 772
 773         if (parse_cmdline_args(cmd_ctx, argc, argv) != ERROR_OK)
 774                 return EXIT_FAILURE;
 775
 776         if (parse_config_file(cmd_ctx) != ERROR_OK)
 777                 return EXIT_FAILURE;
 778
 779         command_context_mode(cmd_ctx, COMMAND_EXEC);
 780         if (command_run_line(cmd_ctx, "init")!=ERROR_OK)
 781                 return EXIT_FAILURE;
 782
 783         if (daemon_startup)
 784                 command_run_line(cmd_ctx, "reset");
 785
 786         /* handle network connections */
 787         server_loop(cmd_ctx);
 788
 789         /* shut server down */
 790         server_quit();
 791
 792         unregister_all_commands(cmd_ctx);
 793
 794         /* free commandline interface */
 795         command_done(cmd_ctx);
 796
 797         return EXIT_SUCCESS;
 798 }