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   1 /***************************************************************************
   2  *   Copyright (C) 2005 by Dominic Rath                                    *
   3  *   Dominic.Rath@gmx.de                                                   *
   4  *                                                                         *
   5  *   Copyright (C) 2007,2008 Øyvind Harboe                                 *
   6  *   oyvind.harboe@zylin.com                                               *
   7  *                                                                         *
   8  *   Copyright (C) 2008, Duane Ellis                                       *
   9  *   openocd@duaneeellis.com                                               *
  10  *                                                                         *
  11  *   Copyright (C) 2008 by Spencer Oliver                                  *
  12  *   spen@spen-soft.co.uk                                                  *
  13  *                                                                         *
  14  *   This program is free software; you can redistribute it and/or modify  *
  15  *   it under the terms of the GNU General Public License as published by  *
  16  *   the Free Software Foundation; either version 2 of the License, or     *
  17  *   (at your option) any later version.                                   *
  18  *                                                                         *
  19  *   This program is distributed in the hope that it will be useful,       *
  20  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  21  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  22  *   GNU General Public License for more details.                          *
  23  *                                                                         *
  24  *   You should have received a copy of the GNU General Public License     *
  25  *   along with this program; if not, write to the                         *
  26  *   Free Software Foundation, Inc.,                                       *
  27  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  28  ***************************************************************************/
  29 #ifdef HAVE_CONFIG_H
  30 #include "config.h"
  31 #endif
  32
  33 #include "replacements.h"
  34 #include "target.h"
  35 #include "target_request.h"
  36
  37 #include "log.h"
  38 #include "configuration.h"
  39 #include "binarybuffer.h"
  40 #include "jtag.h"
  41
  42 #include <string.h>
  43 #include <stdlib.h>
  44 #include <inttypes.h>
  45
  46 #include <sys/types.h>
  47 #include <sys/stat.h>
  48 #include <unistd.h>
  49 #include <errno.h>
  50
  51 #include <sys/time.h>
  52 #include <time.h>
  53
  54 #include <time_support.h>
  55
  56 #include <fileio.h>
  57 #include <image.h>
  58
  59 int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
  60
  61
  62 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  63
  64 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  65
  66 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  67 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  68 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  69 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  70 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  71 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  72 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  73 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  74 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  75 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  76 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  77 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  78 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  79 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  80 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  81 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  82 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  83 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);
  84 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  85 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
  86 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
  87 static int jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv);
  88
  89 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
  90 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
  91
  92
  93
  94 /* targets */
  95 extern target_type_t arm7tdmi_target;
  96 extern target_type_t arm720t_target;
  97 extern target_type_t arm9tdmi_target;
  98 extern target_type_t arm920t_target;
  99 extern target_type_t arm966e_target;
 100 extern target_type_t arm926ejs_target;
 101 extern target_type_t feroceon_target;
 102 extern target_type_t xscale_target;
 103 extern target_type_t cortexm3_target;
 104 extern target_type_t arm11_target;
 105 extern target_type_t mips_m4k_target;
 106
 107 target_type_t *target_types[] =
 108 {
 109         &arm7tdmi_target,
 110         &arm9tdmi_target,
 111         &arm920t_target,
 112         &arm720t_target,
 113         &arm966e_target,
 114         &arm926ejs_target,
 115         &feroceon_target,
 116         &xscale_target,
 117         &cortexm3_target,
 118         &arm11_target,
 119         &mips_m4k_target,
 120         NULL,
 121 };
 122
 123 target_t *all_targets = NULL;
 124 target_event_callback_t *target_event_callbacks = NULL;
 125 target_timer_callback_t *target_timer_callbacks = NULL;
 126
 127 const Jim_Nvp nvp_assert[] = {
 128         { .name = "assert", NVP_ASSERT },
 129         { .name = "deassert", NVP_DEASSERT },
 130         { .name = "T", NVP_ASSERT },
 131         { .name = "F", NVP_DEASSERT },
 132         { .name = "t", NVP_ASSERT },
 133         { .name = "f", NVP_DEASSERT },
 134         { .name = NULL, .value = -1 }
 135 };
 136
 137 const Jim_Nvp nvp_error_target[] = {
 138         { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
 139         { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
 140         { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
 141         { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
 142         { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
 143         { .value = ERROR_TARGET_UNALIGNED_ACCESS   , .name = "err-unaligned-access" },
 144         { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
 145         { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
 146         { .value = ERROR_TARGET_TRANSLATION_FAULT  , .name = "err-translation-fault" },
 147         { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
 148         { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
 149         { .value = -1, .name = NULL }
 150 };
 151
 152 const char *target_strerror_safe( int err )
 153 {
 154         const Jim_Nvp *n;
 155
 156         n = Jim_Nvp_value2name_simple( nvp_error_target, err );
 157         if( n->name == NULL ){
 158                 return "unknown";
 159         } else {
 160                 return n->name;
 161         }
 162 }
 163
 164 const Jim_Nvp nvp_target_event[] = {
 165         { .value = TARGET_EVENT_OLD_gdb_program_config , .name = "old-gdb_program_config" },
 166         { .value = TARGET_EVENT_OLD_pre_resume         , .name = "old-pre_resume" },
 167
 168
 169         { .value = TARGET_EVENT_EARLY_HALTED, .name = "early-halted" },
 170         { .value = TARGET_EVENT_HALTED, .name = "halted" },
 171         { .value = TARGET_EVENT_RESUMED, .name = "resumed" },
 172         { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
 173         { .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
 174
 175         /* historical name */
 176
 177         { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
 178
 179         { .value = TARGET_EVENT_RESET_ASSERT_PRE,    .name = "reset-assert-pre" },
 180         { .value = TARGET_EVENT_RESET_ASSERT_POST,   .name = "reset-assert-post" },
 181         { .value = TARGET_EVENT_RESET_DEASSERT_PRE,  .name = "reset-deassert-pre" },
 182         { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
 183         { .value = TARGET_EVENT_RESET_HALT_PRE,      .name = "reset-halt-pre" },
 184         { .value = TARGET_EVENT_RESET_HALT_POST,     .name = "reset-halt-post" },
 185         { .value = TARGET_EVENT_RESET_WAIT_PRE,      .name = "reset-wait-pre" },
 186         { .value = TARGET_EVENT_RESET_WAIT_POST,     .name = "reset-wait-post" },
 187         { .value = TARGET_EVENT_RESET_INIT , .name = "reset-init" },
 188         { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
 189
 190
 191
 192
 193
 194         { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
 195         { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-end" },
 196
 197
 198         { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
 199         { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
 200
 201         { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
 202         { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
 203
 204
 205         { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
 206         { .value = TARGET_EVENT_GDB_FLASH_WRITE_END  , .name = "gdb-flash-write-end"   },
 207
 208         { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
 209         { .value = TARGET_EVENT_GDB_FLASH_ERASE_END  , .name = "gdb-flash-erase-end" },
 210
 211         { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
 212         { .value = TARGET_EVENT_RESUMED     , .name = "resume-ok" },
 213         { .value = TARGET_EVENT_RESUME_END  , .name = "resume-end" },
 214
 215         { .name = NULL, .value = -1 }
 216 };
 217
 218 const Jim_Nvp nvp_target_state[] = {
 219         { .name = "unknown", .value = TARGET_UNKNOWN },
 220         { .name = "running", .value = TARGET_RUNNING },
 221         { .name = "halted",  .value = TARGET_HALTED },
 222         { .name = "reset",   .value = TARGET_RESET },
 223         { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
 224         { .name = NULL, .value = -1 },
 225 };
 226
 227
 228 const Jim_Nvp nvp_target_debug_reason [] = {
 229         { .name = "debug-request"            , .value = DBG_REASON_DBGRQ },
 230         { .name = "breakpoint"               , .value = DBG_REASON_BREAKPOINT },
 231         { .name = "watchpoint"               , .value = DBG_REASON_WATCHPOINT },
 232         { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
 233         { .name = "single-step"              , .value = DBG_REASON_SINGLESTEP },
 234         { .name = "target-not-halted"        , .value = DBG_REASON_NOTHALTED  },
 235         { .name = "undefined"                , .value = DBG_REASON_UNDEFINED },
 236         { .name = NULL, .value = -1 },
 237 };
 238
 239
 240 const Jim_Nvp nvp_target_endian[] = {
 241         { .name = "big",    .value = TARGET_BIG_ENDIAN },
 242         { .name = "little", .value = TARGET_LITTLE_ENDIAN },
 243         { .name = "be",     .value = TARGET_BIG_ENDIAN },
 244         { .name = "le",     .value = TARGET_LITTLE_ENDIAN },
 245         { .name = NULL,     .value = -1 },
 246 };
 247
 248 const Jim_Nvp nvp_reset_modes[] = {
 249         { .name = "unknown", .value = RESET_UNKNOWN },
 250         { .name = "run"    , .value = RESET_RUN },
 251         { .name = "halt"   , .value = RESET_HALT },
 252         { .name = "init"   , .value = RESET_INIT },
 253         { .name = NULL     , .value = -1 },
 254 };
 255
 256 static int
 257 max_target_number( void )
 258 {
 259         target_t *t;
 260         int x;
 261
 262         x = -1;
 263         t = all_targets;
 264         while( t ){
 265                 if( x < t->target_number ){
 266                         x = (t->target_number)+1;
 267                 }
 268                 t = t->next;
 269         }
 270         return x;
 271 }
 272
 273 /* determine the number of the new target */
 274 static int
 275 new_target_number( void )
 276 {
 277         target_t *t;
 278         int x;
 279
 280         /* number is 0 based */
 281         x = -1;
 282         t = all_targets;
 283         while(t){
 284                 if( x < t->target_number ){
 285                         x = t->target_number;
 286                 }
 287                 t = t->next;
 288         }
 289         return x+1;
 290 }
 291
 292 static int target_continous_poll = 1;
 293
 294 /* read a u32 from a buffer in target memory endianness */
 295 u32 target_buffer_get_u32(target_t *target, u8 *buffer)
 296 {
 297         if (target->endianness == TARGET_LITTLE_ENDIAN)
 298                 return le_to_h_u32(buffer);
 299         else
 300                 return be_to_h_u32(buffer);
 301 }
 302
 303 /* read a u16 from a buffer in target memory endianness */
 304 u16 target_buffer_get_u16(target_t *target, u8 *buffer)
 305 {
 306         if (target->endianness == TARGET_LITTLE_ENDIAN)
 307                 return le_to_h_u16(buffer);
 308         else
 309                 return be_to_h_u16(buffer);
 310 }
 311
 312 /* read a u8 from a buffer in target memory endianness */
 313 u8 target_buffer_get_u8(target_t *target, u8 *buffer)
 314 {
 315         return *buffer & 0x0ff;
 316 }
 317
 318 /* write a u32 to a buffer in target memory endianness */
 319 void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
 320 {
 321         if (target->endianness == TARGET_LITTLE_ENDIAN)
 322                 h_u32_to_le(buffer, value);
 323         else
 324                 h_u32_to_be(buffer, value);
 325 }
 326
 327 /* write a u16 to a buffer in target memory endianness */
 328 void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
 329 {
 330         if (target->endianness == TARGET_LITTLE_ENDIAN)
 331                 h_u16_to_le(buffer, value);
 332         else
 333                 h_u16_to_be(buffer, value);
 334 }
 335
 336 /* write a u8 to a buffer in target memory endianness */
 337 void target_buffer_set_u8(target_t *target, u8 *buffer, u8 value)
 338 {
 339         *buffer = value;
 340 }
 341
 342 /* returns a pointer to the n-th configured target */
 343 target_t* get_target_by_num(int num)
 344 {
 345         target_t *target = all_targets;
 346
 347         while (target){
 348                 if( target->target_number == num ){
 349                         return target;
 350                 }
 351                 target = target->next;
 352         }
 353
 354         return NULL;
 355 }
 356
 357 int get_num_by_target(target_t *query_target)
 358 {
 359         return query_target->target_number;
 360 }
 361
 362 target_t* get_current_target(command_context_t *cmd_ctx)
 363 {
 364         target_t *target = get_target_by_num(cmd_ctx->current_target);
 365
 366         if (target == NULL)
 367         {
 368                 LOG_ERROR("BUG: current_target out of bounds");
 369                 exit(-1);
 370         }
 371
 372         return target;
 373 }
 374
 375
 376 int target_poll(struct target_s *target)
 377 {
 378         /* We can't poll until after examine */
 379         if (!target->type->examined)
 380         {
 381                 /* Fail silently lest we pollute the log */
 382                 return ERROR_FAIL;
 383         }
 384         return target->type->poll(target);
 385 }
 386
 387 int target_halt(struct target_s *target)
 388 {
 389         /* We can't poll until after examine */
 390         if (!target->type->examined)
 391         {
 392                 LOG_ERROR("Target not examined yet");
 393                 return ERROR_FAIL;
 394         }
 395         return target->type->halt(target);
 396 }
 397
 398 int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution)
 399 {
 400         int retval;
 401
 402         /* We can't poll until after examine */
 403         if (!target->type->examined)
 404         {
 405                 LOG_ERROR("Target not examined yet");
 406                 return ERROR_FAIL;
 407         }
 408
 409         /* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can
 410          * even halt at the current PC as a result of a software breakpoint being inserted by (a bug?)
 411          * the application.
 412          */
 413         if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
 414                 return retval;
 415
 416         return retval;
 417 }
 418
 419
 420 int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
 421 {
 422         char buf[100];
 423         int retval;
 424         Jim_Nvp *n;
 425         n = Jim_Nvp_value2name_simple( nvp_reset_modes, reset_mode );
 426         if( n->name == NULL ){
 427                 LOG_ERROR("invalid reset mode");
 428                 return ERROR_FAIL;
 429         }
 430
 431         sprintf( buf, "ocd_process_reset %s", n->name );
 432         retval = Jim_Eval( interp, buf );
 433
 434         if(retval != JIM_OK) {
 435                 Jim_PrintErrorMessage(interp);
 436                 return ERROR_FAIL;
 437         }
 438
 439         /* We want any events to be processed before the prompt */
 440         retval = target_call_timer_callbacks_now();
 441
 442         return retval;
 443 }
 444
 445
 446 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
 447 {
 448         *physical = virtual;
 449         return ERROR_OK;
 450 }
 451
 452 static int default_mmu(struct target_s *target, int *enabled)
 453 {
 454         *enabled = 0;
 455         return ERROR_OK;
 456 }
 457
 458 static int default_examine(struct target_s *target)
 459 {
 460         target->type->examined = 1;
 461         return ERROR_OK;
 462 }
 463
 464
 465 /* Targets that correctly implement init+examine, i.e.
 466  * no communication with target during init:
 467  *
 468  * XScale
 469  */
 470 int target_examine(void)
 471 {
 472         int retval = ERROR_OK;
 473         target_t *target = all_targets;
 474         while (target)
 475         {
 476                 if ((retval = target->type->examine(target))!=ERROR_OK)
 477                         return retval;
 478                 target = target->next;
 479         }
 480         return retval;
 481 }
 482
 483 static int target_write_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
 484 {
 485         if (!target->type->examined)
 486         {
 487                 LOG_ERROR("Target not examined yet");
 488                 return ERROR_FAIL;
 489         }
 490         return target->type->write_memory_imp(target, address, size, count, buffer);
 491 }
 492
 493 static int target_read_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
 494 {
 495         if (!target->type->examined)
 496         {
 497                 LOG_ERROR("Target not examined yet");
 498                 return ERROR_FAIL;
 499         }
 500         return target->type->read_memory_imp(target, address, size, count, buffer);
 501 }
 502
 503 static int target_soft_reset_halt_imp(struct target_s *target)
 504 {
 505         if (!target->type->examined)
 506         {
 507                 LOG_ERROR("Target not examined yet");
 508                 return ERROR_FAIL;
 509         }
 510         return target->type->soft_reset_halt_imp(target);
 511 }
 512
 513 static int target_run_algorithm_imp(struct target_s *target, int num_mem_params, mem_param_t *mem_params, int num_reg_params, reg_param_t *reg_param, u32 entry_point, u32 exit_point, int timeout_ms, void *arch_info)
 514 {
 515         if (!target->type->examined)
 516         {
 517                 LOG_ERROR("Target not examined yet");
 518                 return ERROR_FAIL;
 519         }
 520         return target->type->run_algorithm_imp(target, num_mem_params, mem_params, num_reg_params, reg_param, entry_point, exit_point, timeout_ms, arch_info);
 521 }
 522
 523 int target_init(struct command_context_s *cmd_ctx)
 524 {
 525         target_t *target = all_targets;
 526         int retval;
 527
 528         while (target)
 529         {
 530                 target->type->examined = 0;
 531                 if (target->type->examine == NULL)
 532                 {
 533                         target->type->examine = default_examine;
 534                 }
 535
 536                 if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
 537                 {
 538                         LOG_ERROR("target '%s' init failed", target->type->name);
 539                         exit(-1);
 540                 }
 541
 542                 /* Set up default functions if none are provided by target */
 543                 if (target->type->virt2phys == NULL)
 544                 {
 545                         target->type->virt2phys = default_virt2phys;
 546                 }
 547                 target->type->virt2phys = default_virt2phys;
 548                 /* a non-invasive way(in terms of patches) to add some code that
 549                  * runs before the type->write/read_memory implementation
 550                  */
 551                 target->type->write_memory_imp = target->type->write_memory;
 552                 target->type->write_memory = target_write_memory_imp;
 553                 target->type->read_memory_imp = target->type->read_memory;
 554                 target->type->read_memory = target_read_memory_imp;
 555                 target->type->soft_reset_halt_imp = target->type->soft_reset_halt;
 556                 target->type->soft_reset_halt = target_soft_reset_halt_imp;
 557                 target->type->run_algorithm_imp = target->type->run_algorithm;
 558                 target->type->run_algorithm = target_run_algorithm_imp;
 559
 560
 561                 if (target->type->mmu == NULL)
 562                 {
 563                         target->type->mmu = default_mmu;
 564                 }
 565                 target = target->next;
 566         }
 567
 568         if (all_targets)
 569         {
 570                 if((retval = target_register_user_commands(cmd_ctx)) != ERROR_OK)
 571                         return retval;
 572                 if((retval = target_register_timer_callback(handle_target, 100, 1, NULL)) != ERROR_OK)
 573                         return retval;
 574         }
 575
 576         return ERROR_OK;
 577 }
 578
 579 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
 580 {
 581         target_event_callback_t **callbacks_p = &target_event_callbacks;
 582
 583         if (callback == NULL)
 584         {
 585                 return ERROR_INVALID_ARGUMENTS;
 586         }
 587
 588         if (*callbacks_p)
 589         {
 590                 while ((*callbacks_p)->next)
 591                         callbacks_p = &((*callbacks_p)->next);
 592                 callbacks_p = &((*callbacks_p)->next);
 593         }
 594
 595         (*callbacks_p) = malloc(sizeof(target_event_callback_t));
 596         (*callbacks_p)->callback = callback;
 597         (*callbacks_p)->priv = priv;
 598         (*callbacks_p)->next = NULL;
 599
 600         return ERROR_OK;
 601 }
 602
 603 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
 604 {
 605         target_timer_callback_t **callbacks_p = &target_timer_callbacks;
 606         struct timeval now;
 607
 608         if (callback == NULL)
 609         {
 610                 return ERROR_INVALID_ARGUMENTS;
 611         }
 612
 613         if (*callbacks_p)
 614         {
 615                 while ((*callbacks_p)->next)
 616                         callbacks_p = &((*callbacks_p)->next);
 617                 callbacks_p = &((*callbacks_p)->next);
 618         }
 619
 620         (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
 621         (*callbacks_p)->callback = callback;
 622         (*callbacks_p)->periodic = periodic;
 623         (*callbacks_p)->time_ms = time_ms;
 624
 625         gettimeofday(&now, NULL);
 626         (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
 627         time_ms -= (time_ms % 1000);
 628         (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
 629         if ((*callbacks_p)->when.tv_usec > 1000000)
 630         {
 631                 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
 632                 (*callbacks_p)->when.tv_sec += 1;
 633         }
 634
 635         (*callbacks_p)->priv = priv;
 636         (*callbacks_p)->next = NULL;
 637
 638         return ERROR_OK;
 639 }
 640
 641 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
 642 {
 643         target_event_callback_t **p = &target_event_callbacks;
 644         target_event_callback_t *c = target_event_callbacks;
 645
 646         if (callback == NULL)
 647         {
 648                 return ERROR_INVALID_ARGUMENTS;
 649         }
 650
 651         while (c)
 652         {
 653                 target_event_callback_t *next = c->next;
 654                 if ((c->callback == callback) && (c->priv == priv))
 655                 {
 656                         *p = next;
 657                         free(c);
 658                         return ERROR_OK;
 659                 }
 660                 else
 661                         p = &(c->next);
 662                 c = next;
 663         }
 664
 665         return ERROR_OK;
 666 }
 667
 668 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
 669 {
 670         target_timer_callback_t **p = &target_timer_callbacks;
 671         target_timer_callback_t *c = target_timer_callbacks;
 672
 673         if (callback == NULL)
 674         {
 675                 return ERROR_INVALID_ARGUMENTS;
 676         }
 677
 678         while (c)
 679         {
 680                 target_timer_callback_t *next = c->next;
 681                 if ((c->callback == callback) && (c->priv == priv))
 682                 {
 683                         *p = next;
 684                         free(c);
 685                         return ERROR_OK;
 686                 }
 687                 else
 688                         p = &(c->next);
 689                 c = next;
 690         }
 691
 692         return ERROR_OK;
 693 }
 694
 695 int target_call_event_callbacks(target_t *target, enum target_event event)
 696 {
 697         target_event_callback_t *callback = target_event_callbacks;
 698         target_event_callback_t *next_callback;
 699
 700         if (event == TARGET_EVENT_HALTED)
 701         {
 702                 /* execute early halted first */
 703                 target_call_event_callbacks(target, TARGET_EVENT_EARLY_HALTED);
 704         }
 705
 706
 707         LOG_DEBUG("target event %i (%s)",
 708                           event,
 709                           Jim_Nvp_value2name_simple( nvp_target_event, event )->name );
 710
 711         target_handle_event( target, event );
 712
 713         while (callback)
 714         {
 715                 next_callback = callback->next;
 716                 callback->callback(target, event, callback->priv);
 717                 callback = next_callback;
 718         }
 719
 720         return ERROR_OK;
 721 }
 722
 723 static int target_call_timer_callbacks_check_time(int checktime)
 724 {
 725         target_timer_callback_t *callback = target_timer_callbacks;
 726         target_timer_callback_t *next_callback;
 727         struct timeval now;
 728
 729         keep_alive();
 730
 731         gettimeofday(&now, NULL);
 732
 733         while (callback)
 734         {
 735                 next_callback = callback->next;
 736
 737                 if ((!checktime&&callback->periodic)||
 738                                 (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
 739                                                 || (now.tv_sec > callback->when.tv_sec)))
 740                 {
 741                         if(callback->callback != NULL)
 742                         {
 743                                 callback->callback(callback->priv);
 744                                 if (callback->periodic)
 745                                 {
 746                                         int time_ms = callback->time_ms;
 747                                         callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
 748                                         time_ms -= (time_ms % 1000);
 749                                         callback->when.tv_sec = now.tv_sec + time_ms / 1000;
 750                                         if (callback->when.tv_usec > 1000000)
 751                                         {
 752                                                 callback->when.tv_usec = callback->when.tv_usec - 1000000;
 753                                                 callback->when.tv_sec += 1;
 754                                         }
 755                                 }
 756                                 else
 757                                 {
 758                                         int retval;
 759                                         if((retval = target_unregister_timer_callback(callback->callback, callback->priv)) != ERROR_OK)
 760                                                 return retval;
 761                                 }
 762                         }
 763                 }
 764
 765                 callback = next_callback;
 766         }
 767
 768         return ERROR_OK;
 769 }
 770
 771 int target_call_timer_callbacks(void)
 772 {
 773         return target_call_timer_callbacks_check_time(1);
 774 }
 775
 776 /* invoke periodic callbacks immediately */
 777 int target_call_timer_callbacks_now(void)
 778 {
 779         return target_call_timer_callbacks_check_time(0);
 780 }
 781
 782 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
 783 {
 784         working_area_t *c = target->working_areas;
 785         working_area_t *new_wa = NULL;
 786
 787         /* Reevaluate working area address based on MMU state*/
 788         if (target->working_areas == NULL)
 789         {
 790                 int retval;
 791                 int enabled;
 792                 retval = target->type->mmu(target, &enabled);
 793                 if (retval != ERROR_OK)
 794                 {
 795                         return retval;
 796                 }
 797                 if (enabled)
 798                 {
 799                         target->working_area = target->working_area_virt;
 800                 }
 801                 else
 802                 {
 803                         target->working_area = target->working_area_phys;
 804                 }
 805         }
 806
 807         /* only allocate multiples of 4 byte */
 808         if (size % 4)
 809         {
 810                 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
 811                 size = CEIL(size, 4);
 812         }
 813
 814         /* see if there's already a matching working area */
 815         while (c)
 816         {
 817                 if ((c->free) && (c->size == size))
 818                 {
 819                         new_wa = c;
 820                         break;
 821                 }
 822                 c = c->next;
 823         }
 824
 825         /* if not, allocate a new one */
 826         if (!new_wa)
 827         {
 828                 working_area_t **p = &target->working_areas;
 829                 u32 first_free = target->working_area;
 830                 u32 free_size = target->working_area_size;
 831
 832                 LOG_DEBUG("allocating new working area");
 833
 834                 c = target->working_areas;
 835                 while (c)
 836                 {
 837                         first_free += c->size;
 838                         free_size -= c->size;
 839                         p = &c->next;
 840                         c = c->next;
 841                 }
 842
 843                 if (free_size < size)
 844                 {
 845                         LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
 846                         return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
 847                 }
 848
 849                 new_wa = malloc(sizeof(working_area_t));
 850                 new_wa->next = NULL;
 851                 new_wa->size = size;
 852                 new_wa->address = first_free;
 853
 854                 if (target->backup_working_area)
 855                 {
 856                         int retval;
 857                         new_wa->backup = malloc(new_wa->size);
 858                         if((retval = target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup)) != ERROR_OK)
 859                         {
 860                                 free(new_wa->backup);
 861                                 free(new_wa);
 862                                 return retval;
 863                         }
 864                 }
 865                 else
 866                 {
 867                         new_wa->backup = NULL;
 868                 }
 869
 870                 /* put new entry in list */
 871                 *p = new_wa;
 872         }
 873
 874         /* mark as used, and return the new (reused) area */
 875         new_wa->free = 0;
 876         *area = new_wa;
 877
 878         /* user pointer */
 879         new_wa->user = area;
 880
 881         return ERROR_OK;
 882 }
 883
 884 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
 885 {
 886         if (area->free)
 887                 return ERROR_OK;
 888
 889         if (restore&&target->backup_working_area)
 890         {
 891                 int retval;
 892                 if((retval = target->type->write_memory(target, area->address, 4, area->size / 4, area->backup)) != ERROR_OK)
 893                         return retval;
 894         }
 895
 896         area->free = 1;
 897
 898         /* mark user pointer invalid */
 899         *area->user = NULL;
 900         area->user = NULL;
 901
 902         return ERROR_OK;
 903 }
 904
 905 int target_free_working_area(struct target_s *target, working_area_t *area)
 906 {
 907         return target_free_working_area_restore(target, area, 1);
 908 }
 909
 910 /* free resources and restore memory, if restoring memory fails,
 911  * free up resources anyway
 912  */
 913 void target_free_all_working_areas_restore(struct target_s *target, int restore)
 914 {
 915         working_area_t *c = target->working_areas;
 916
 917         while (c)
 918         {
 919                 working_area_t *next = c->next;
 920                 target_free_working_area_restore(target, c, restore);
 921
 922                 if (c->backup)
 923                         free(c->backup);
 924
 925                 free(c);
 926
 927                 c = next;
 928         }
 929
 930         target->working_areas = NULL;
 931 }
 932
 933 void target_free_all_working_areas(struct target_s *target)
 934 {
 935         target_free_all_working_areas_restore(target, 1);
 936 }
 937
 938 int target_register_commands(struct command_context_s *cmd_ctx)
 939 {
 940
 941         register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
 942         register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
 943         register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
 944         register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
 945
 946         register_jim(cmd_ctx, "target", jim_target, "configure target" );
 947
 948
 949         /* script procedures */
 950         register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing");
 951         register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values");
 952         return ERROR_OK;
 953 }
 954
 955 int target_arch_state(struct target_s *target)
 956 {
 957         int retval;
 958         if (target==NULL)
 959         {
 960                 LOG_USER("No target has been configured");
 961                 return ERROR_OK;
 962         }
 963
 964         LOG_USER("target state: %s",
 965                  Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name);
 966
 967         if (target->state!=TARGET_HALTED)
 968                 return ERROR_OK;
 969
 970         retval=target->type->arch_state(target);
 971         return retval;
 972 }
 973
 974 /* Single aligned words are guaranteed to use 16 or 32 bit access
 975  * mode respectively, otherwise data is handled as quickly as
 976  * possible
 977  */
 978 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
 979 {
 980         int retval;
 981         LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
 982
 983         if (!target->type->examined)
 984         {
 985                 LOG_ERROR("Target not examined yet");
 986                 return ERROR_FAIL;
 987         }
 988
 989         if ((address + size - 1) < address)
 990         {
 991                 /* GDB can request this when e.g. PC is 0xfffffffc*/
 992                 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
 993                 return ERROR_FAIL;
 994         }
 995
 996         if (((address % 2) == 0) && (size == 2))
 997         {
 998                 return target->type->write_memory(target, address, 2, 1, buffer);
 999         }
1000
1001         /* handle unaligned head bytes */
1002         if (address % 4)
1003         {
1004                 int unaligned = 4 - (address % 4);
1005
1006                 if (unaligned > size)
1007                         unaligned = size;
1008
1009                 if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1010                         return retval;
1011
1012                 buffer += unaligned;
1013                 address += unaligned;
1014                 size -= unaligned;
1015         }
1016
1017         /* handle aligned words */
1018         if (size >= 4)
1019         {
1020                 int aligned = size - (size % 4);
1021
1022                 /* use bulk writes above a certain limit. This may have to be changed */
1023                 if (aligned > 128)
1024                 {
1025                         if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
1026                                 return retval;
1027                 }
1028                 else
1029                 {
1030                         if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1031                                 return retval;
1032                 }
1033
1034                 buffer += aligned;
1035                 address += aligned;
1036                 size -= aligned;
1037         }
1038
1039         /* handle tail writes of less than 4 bytes */
1040         if (size > 0)
1041         {
1042                 if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
1043                         return retval;
1044         }
1045
1046         return ERROR_OK;
1047 }
1048
1049
1050 /* Single aligned words are guaranteed to use 16 or 32 bit access
1051  * mode respectively, otherwise data is handled as quickly as
1052  * possible
1053  */
1054 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
1055 {
1056         int retval;
1057         LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
1058
1059         if (!target->type->examined)
1060         {
1061                 LOG_ERROR("Target not examined yet");
1062                 return ERROR_FAIL;
1063         }
1064
1065         if ((address + size - 1) < address)
1066         {
1067                 /* GDB can request this when e.g. PC is 0xfffffffc*/
1068                 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
1069                 return ERROR_FAIL;
1070         }
1071
1072         if (((address % 2) == 0) && (size == 2))
1073         {
1074                 return target->type->read_memory(target, address, 2, 1, buffer);
1075         }
1076
1077         /* handle unaligned head bytes */
1078         if (address % 4)
1079         {
1080                 int unaligned = 4 - (address % 4);
1081
1082                 if (unaligned > size)
1083                         unaligned = size;
1084
1085                 if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1086                         return retval;
1087
1088                 buffer += unaligned;
1089                 address += unaligned;
1090                 size -= unaligned;
1091         }
1092
1093         /* handle aligned words */
1094         if (size >= 4)
1095         {
1096                 int aligned = size - (size % 4);
1097
1098                 if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1099                         return retval;
1100
1101                 buffer += aligned;
1102                 address += aligned;
1103                 size -= aligned;
1104         }
1105
1106         /* handle tail writes of less than 4 bytes */
1107         if (size > 0)
1108         {
1109                 if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
1110                         return retval;
1111         }
1112
1113         return ERROR_OK;
1114 }
1115
1116 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
1117 {
1118         u8 *buffer;
1119         int retval;
1120         int i;
1121         u32 checksum = 0;
1122         if (!target->type->examined)
1123         {
1124                 LOG_ERROR("Target not examined yet");
1125                 return ERROR_FAIL;
1126         }
1127
1128         if ((retval = target->type->checksum_memory(target, address,
1129                 size, &checksum)) != ERROR_OK)
1130         {
1131                 buffer = malloc(size);
1132                 if (buffer == NULL)
1133                 {
1134                         LOG_ERROR("error allocating buffer for section (%d bytes)", size);
1135                         return ERROR_INVALID_ARGUMENTS;
1136                 }
1137                 retval = target_read_buffer(target, address, size, buffer);
1138                 if (retval != ERROR_OK)
1139                 {
1140                         free(buffer);
1141                         return retval;
1142                 }
1143
1144                 /* convert to target endianess */
1145                 for (i = 0; i < (size/sizeof(u32)); i++)
1146                 {
1147                         u32 target_data;
1148                         target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
1149                         target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
1150                 }
1151
1152                 retval = image_calculate_checksum( buffer, size, &checksum );
1153                 free(buffer);
1154         }
1155
1156         *crc = checksum;
1157
1158         return retval;
1159 }
1160
1161 int target_blank_check_memory(struct target_s *target, u32 address, u32 size, u32* blank)
1162 {
1163         int retval;
1164         if (!target->type->examined)
1165         {
1166                 LOG_ERROR("Target not examined yet");
1167                 return ERROR_FAIL;
1168         }
1169
1170         if (target->type->blank_check_memory == 0)
1171                 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1172
1173         retval = target->type->blank_check_memory(target, address, size, blank);
1174
1175         return retval;
1176 }
1177
1178 int target_read_u32(struct target_s *target, u32 address, u32 *value)
1179 {
1180         u8 value_buf[4];
1181         if (!target->type->examined)
1182         {
1183                 LOG_ERROR("Target not examined yet");
1184                 return ERROR_FAIL;
1185         }
1186
1187         int retval = target->type->read_memory(target, address, 4, 1, value_buf);
1188
1189         if (retval == ERROR_OK)
1190         {
1191                 *value = target_buffer_get_u32(target, value_buf);
1192                 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
1193         }
1194         else
1195         {
1196                 *value = 0x0;
1197                 LOG_DEBUG("address: 0x%8.8x failed", address);
1198         }
1199
1200         return retval;
1201 }
1202
1203 int target_read_u16(struct target_s *target, u32 address, u16 *value)
1204 {
1205         u8 value_buf[2];
1206         if (!target->type->examined)
1207         {
1208                 LOG_ERROR("Target not examined yet");
1209                 return ERROR_FAIL;
1210         }
1211
1212         int retval = target->type->read_memory(target, address, 2, 1, value_buf);
1213
1214         if (retval == ERROR_OK)
1215         {
1216                 *value = target_buffer_get_u16(target, value_buf);
1217                 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1218         }
1219         else
1220         {
1221                 *value = 0x0;
1222                 LOG_DEBUG("address: 0x%8.8x failed", address);
1223         }
1224
1225         return retval;
1226 }
1227
1228 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1229 {
1230         int retval = target->type->read_memory(target, address, 1, 1, value);
1231         if (!target->type->examined)
1232         {
1233                 LOG_ERROR("Target not examined yet");
1234                 return ERROR_FAIL;
1235         }
1236
1237         if (retval == ERROR_OK)
1238         {
1239                 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1240         }
1241         else
1242         {
1243                 *value = 0x0;
1244                 LOG_DEBUG("address: 0x%8.8x failed", address);
1245         }
1246
1247         return retval;
1248 }
1249
1250 int target_write_u32(struct target_s *target, u32 address, u32 value)
1251 {
1252         int retval;
1253         u8 value_buf[4];
1254         if (!target->type->examined)
1255         {
1256                 LOG_ERROR("Target not examined yet");
1257                 return ERROR_FAIL;
1258         }
1259
1260         LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1261
1262         target_buffer_set_u32(target, value_buf, value);
1263         if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1264         {
1265                 LOG_DEBUG("failed: %i", retval);
1266         }
1267
1268         return retval;
1269 }
1270
1271 int target_write_u16(struct target_s *target, u32 address, u16 value)
1272 {
1273         int retval;
1274         u8 value_buf[2];
1275         if (!target->type->examined)
1276         {
1277                 LOG_ERROR("Target not examined yet");
1278                 return ERROR_FAIL;
1279         }
1280
1281         LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1282
1283         target_buffer_set_u16(target, value_buf, value);
1284         if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1285         {
1286                 LOG_DEBUG("failed: %i", retval);
1287         }
1288
1289         return retval;
1290 }
1291
1292 int target_write_u8(struct target_s *target, u32 address, u8 value)
1293 {
1294         int retval;
1295         if (!target->type->examined)
1296         {
1297                 LOG_ERROR("Target not examined yet");
1298                 return ERROR_FAIL;
1299         }
1300
1301         LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1302
1303         if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
1304         {
1305                 LOG_DEBUG("failed: %i", retval);
1306         }
1307
1308         return retval;
1309 }
1310
1311 int target_register_user_commands(struct command_context_s *cmd_ctx)
1312 {
1313         int retval = ERROR_OK;
1314         register_command(cmd_ctx,  NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
1315         register_command(cmd_ctx,  NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1316         register_command(cmd_ctx,  NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1317         register_command(cmd_ctx,  NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1318         register_command(cmd_ctx,  NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1319         register_command(cmd_ctx,  NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1320         register_command(cmd_ctx,  NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init] - default is run");
1321         register_command(cmd_ctx,  NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1322
1323         register_command(cmd_ctx,  NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1324         register_command(cmd_ctx,  NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1325         register_command(cmd_ctx,  NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1326
1327         register_command(cmd_ctx,  NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1328         register_command(cmd_ctx,  NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1329         register_command(cmd_ctx,  NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1330
1331         register_command(cmd_ctx,  NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1332         register_command(cmd_ctx,  NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1333         register_command(cmd_ctx,  NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1334         register_command(cmd_ctx,  NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1335
1336         register_command(cmd_ctx,  NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19'] [min_address] [max_length]");
1337         register_command(cmd_ctx,  NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1338         register_command(cmd_ctx,  NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1339
1340         if((retval = target_request_register_commands(cmd_ctx)) != ERROR_OK)
1341                 return retval;
1342         if((retval = trace_register_commands(cmd_ctx)) != ERROR_OK)
1343                 return retval;
1344
1345
1346         return retval;
1347 }
1348
1349 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1350 {
1351         char *cp;
1352         target_t *target = all_targets;
1353
1354         if (argc == 1)
1355         {
1356                 /* try as tcltarget name */
1357                 for( target = all_targets ; target ; target++ ){
1358                   if( target->cmd_name ){
1359                         if( 0 == strcmp( args[0], target->cmd_name ) ){
1360                                 /* MATCH */
1361                                 goto Match;
1362                         }
1363                   }
1364                 }
1365                 /* no match, try as number */
1366
1367                 int num = strtoul(args[0], &cp, 0 );
1368                 if( *cp != 0 ){
1369                         /* then it was not a number */
1370                         command_print( cmd_ctx, "Target: %s unknown, try one of:\n", args[0] );
1371                         goto DumpTargets;
1372                 }
1373
1374                 target = get_target_by_num( num );
1375                 if( target == NULL ){
1376                         command_print(cmd_ctx,"Target: %s is unknown, try one of:\n", args[0] );
1377                         goto DumpTargets;
1378                 }
1379         Match:
1380                 cmd_ctx->current_target = target->target_number;
1381                 return ERROR_OK;
1382         }
1383  DumpTargets:
1384
1385         command_print(cmd_ctx, "    CmdName    Type       Endian     ChainPos State     ");
1386         command_print(cmd_ctx, "--  ---------- ---------- ---------- -------- ----------");
1387         while (target)
1388         {
1389                 /* XX: abcdefghij abcdefghij abcdefghij abcdefghij */
1390                 command_print(cmd_ctx, "%2d: %-10s %-10s %-10s %8d %s",
1391                                           target->target_number,
1392                                           target->cmd_name,
1393                                           target->type->name,
1394                                           Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness )->name,
1395                                           target->chain_position,
1396                                           Jim_Nvp_value2name_simple( nvp_target_state, target->state )->name );
1397                 target = target->next;
1398         }
1399
1400         return ERROR_OK;
1401 }
1402
1403
1404
1405 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1406 {
1407         int retval = ERROR_OK;
1408         target_t *target = NULL;
1409
1410         if ((argc < 4) || (argc > 5))
1411         {
1412                 return ERROR_COMMAND_SYNTAX_ERROR;
1413         }
1414
1415         target = get_target_by_num(strtoul(args[0], NULL, 0));
1416         if (!target)
1417         {
1418                 return ERROR_COMMAND_SYNTAX_ERROR;
1419         }
1420         target_free_all_working_areas(target);
1421
1422         target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
1423         if (argc == 5)
1424         {
1425                 target->working_area_virt = strtoul(args[4], NULL, 0);
1426         }
1427         target->working_area_size = strtoul(args[2], NULL, 0);
1428
1429         if (strcmp(args[3], "backup") == 0)
1430         {
1431                 target->backup_working_area = 1;
1432         }
1433         else if (strcmp(args[3], "nobackup") == 0)
1434         {
1435                 target->backup_working_area = 0;
1436         }
1437         else
1438         {
1439                 LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
1440                 return ERROR_COMMAND_SYNTAX_ERROR;
1441         }
1442
1443         return retval;
1444 }
1445
1446
1447 /* process target state changes */
1448 int handle_target(void *priv)
1449 {
1450         int retval = ERROR_OK;
1451         target_t *target = all_targets;
1452
1453         while (target)
1454         {
1455                 if (target_continous_poll)
1456                 {
1457                         /* polling may fail silently until the target has been examined */
1458                         if((retval = target_poll(target)) != ERROR_OK)
1459                                 return retval;
1460                 }
1461
1462                 target = target->next;
1463         }
1464
1465         return retval;
1466 }
1467
1468 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1469 {
1470         target_t *target;
1471         reg_t *reg = NULL;
1472         int count = 0;
1473         char *value;
1474
1475         LOG_DEBUG("-");
1476
1477         target = get_current_target(cmd_ctx);
1478
1479         /* list all available registers for the current target */
1480         if (argc == 0)
1481         {
1482                 reg_cache_t *cache = target->reg_cache;
1483
1484                 count = 0;
1485                 while(cache)
1486                 {
1487                         int i;
1488                         for (i = 0; i < cache->num_regs; i++)
1489                         {
1490                                 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1491                                 command_print(cmd_ctx, "(%i) %s (/%i): 0x%s (dirty: %i, valid: %i)", count++, cache->reg_list[i].name, cache->reg_list[i].size, value, cache->reg_list[i].dirty, cache->reg_list[i].valid);
1492                                 free(value);
1493                         }
1494                         cache = cache->next;
1495                 }
1496
1497                 return ERROR_OK;
1498         }
1499
1500         /* access a single register by its ordinal number */
1501         if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1502         {
1503                 int num = strtoul(args[0], NULL, 0);
1504                 reg_cache_t *cache = target->reg_cache;
1505
1506                 count = 0;
1507                 while(cache)
1508                 {
1509                         int i;
1510                         for (i = 0; i < cache->num_regs; i++)
1511                         {
1512                                 if (count++ == num)
1513                                 {
1514                                         reg = &cache->reg_list[i];
1515                                         break;
1516                                 }
1517                         }
1518                         if (reg)
1519                                 break;
1520                         cache = cache->next;
1521                 }
1522
1523                 if (!reg)
1524                 {
1525                         command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1526                         return ERROR_OK;
1527                 }
1528         } else /* access a single register by its name */
1529         {
1530                 reg = register_get_by_name(target->reg_cache, args[0], 1);
1531
1532                 if (!reg)
1533                 {
1534                         command_print(cmd_ctx, "register %s not found in current target", args[0]);
1535                         return ERROR_OK;
1536                 }
1537         }
1538
1539         /* display a register */
1540         if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1541         {
1542                 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1543                         reg->valid = 0;
1544
1545                 if (reg->valid == 0)
1546                 {
1547                         reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1548                         arch_type->get(reg);
1549                 }
1550                 value = buf_to_str(reg->value, reg->size, 16);
1551                 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1552                 free(value);
1553                 return ERROR_OK;
1554         }
1555
1556         /* set register value */
1557         if (argc == 2)
1558         {
1559                 u8 *buf = malloc(CEIL(reg->size, 8));
1560                 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1561
1562                 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1563                 arch_type->set(reg, buf);
1564
1565                 value = buf_to_str(reg->value, reg->size, 16);
1566                 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1567                 free(value);
1568
1569                 free(buf);
1570
1571                 return ERROR_OK;
1572         }
1573
1574         command_print(cmd_ctx, "usage: reg <#|name> [value]");
1575
1576         return ERROR_OK;
1577 }
1578
1579
1580 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1581 {
1582         int retval = ERROR_OK;
1583         target_t *target = get_current_target(cmd_ctx);
1584
1585         if (argc == 0)
1586         {
1587                 if((retval = target_poll(target)) != ERROR_OK)
1588                         return retval;
1589                 if((retval = target_arch_state(target)) != ERROR_OK)
1590                         return retval;
1591
1592         }
1593         else if (argc==1)
1594         {
1595                 if (strcmp(args[0], "on") == 0)
1596                 {
1597                         target_continous_poll = 1;
1598                 }
1599                 else if (strcmp(args[0], "off") == 0)
1600                 {
1601                         target_continous_poll = 0;
1602                 }
1603                 else
1604                 {
1605                         command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1606                 }
1607         } else
1608         {
1609                 return ERROR_COMMAND_SYNTAX_ERROR;
1610         }
1611
1612
1613         return retval;
1614 }
1615
1616 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1617 {
1618         int ms = 5000;
1619
1620         if (argc > 0)
1621         {
1622                 char *end;
1623
1624                 ms = strtoul(args[0], &end, 0) * 1000;
1625                 if (*end)
1626                 {
1627                         command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1628                         return ERROR_OK;
1629                 }
1630         }
1631         target_t *target = get_current_target(cmd_ctx);
1632
1633         return target_wait_state(target, TARGET_HALTED, ms);
1634 }
1635
1636 int target_wait_state(target_t *target, enum target_state state, int ms)
1637 {
1638         int retval;
1639         struct timeval timeout, now;
1640         int once=1;
1641         gettimeofday(&timeout, NULL);
1642         timeval_add_time(&timeout, 0, ms * 1000);
1643
1644         for (;;)
1645         {
1646                 if ((retval=target_poll(target))!=ERROR_OK)
1647                         return retval;
1648                 keep_alive();
1649                 if (target->state == state)
1650                 {
1651                         break;
1652                 }
1653                 if (once)
1654                 {
1655                         once=0;
1656                         LOG_DEBUG("waiting for target %s...",
1657                               Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
1658                 }
1659
1660                 gettimeofday(&now, NULL);
1661                 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
1662                 {
1663                         LOG_ERROR("timed out while waiting for target %s",
1664                               Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
1665                         return ERROR_FAIL;
1666                 }
1667         }
1668
1669         return ERROR_OK;
1670 }
1671
1672 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1673 {
1674         int retval;
1675         target_t *target = get_current_target(cmd_ctx);
1676
1677         LOG_DEBUG("-");
1678
1679         if ((retval = target_halt(target)) != ERROR_OK)
1680         {
1681                 return retval;
1682         }
1683
1684         return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1685 }
1686
1687 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1688 {
1689         target_t *target = get_current_target(cmd_ctx);
1690
1691         LOG_USER("requesting target halt and executing a soft reset");
1692
1693         target->type->soft_reset_halt(target);
1694
1695         return ERROR_OK;
1696 }
1697
1698 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1699 {
1700         const Jim_Nvp *n;
1701         enum target_reset_mode reset_mode = RESET_RUN;
1702
1703         if (argc >= 1)
1704         {
1705                 n = Jim_Nvp_name2value_simple( nvp_reset_modes, args[0] );
1706                 if( (n->name == NULL) || (n->value == RESET_UNKNOWN) ){
1707                         return ERROR_COMMAND_SYNTAX_ERROR;
1708                 }
1709                 reset_mode = n->value;
1710         }
1711
1712         /* reset *all* targets */
1713         return target_process_reset(cmd_ctx, reset_mode);
1714 }
1715
1716
1717 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1718 {
1719         int retval;
1720         target_t *target = get_current_target(cmd_ctx);
1721
1722         target_handle_event( target, TARGET_EVENT_OLD_pre_resume );
1723
1724         if (argc == 0)
1725                 retval = target_resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
1726         else if (argc == 1)
1727                 retval = target_resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
1728         else
1729         {
1730                 retval = ERROR_COMMAND_SYNTAX_ERROR;
1731         }
1732
1733         return retval;
1734 }
1735
1736 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1737 {
1738         target_t *target = get_current_target(cmd_ctx);
1739
1740         LOG_DEBUG("-");
1741
1742         if (argc == 0)
1743                 target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
1744
1745         if (argc == 1)
1746                 target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
1747
1748         return ERROR_OK;
1749 }
1750
1751 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1752 {
1753         const int line_bytecnt = 32;
1754         int count = 1;
1755         int size = 4;
1756         u32 address = 0;
1757         int line_modulo;
1758         int i;
1759
1760         char output[128];
1761         int output_len;
1762
1763         int retval;
1764
1765         u8 *buffer;
1766         target_t *target = get_current_target(cmd_ctx);
1767
1768         if (argc < 1)
1769                 return ERROR_OK;
1770
1771         if (argc == 2)
1772                 count = strtoul(args[1], NULL, 0);
1773
1774         address = strtoul(args[0], NULL, 0);
1775
1776
1777         switch (cmd[2])
1778         {
1779                 case 'w':
1780                         size = 4; line_modulo = line_bytecnt / 4;
1781                         break;
1782                 case 'h':
1783                         size = 2; line_modulo = line_bytecnt / 2;
1784                         break;
1785                 case 'b':
1786                         size = 1; line_modulo = line_bytecnt / 1;
1787                         break;
1788                 default:
1789                         return ERROR_OK;
1790         }
1791
1792         buffer = calloc(count, size);
1793         retval  = target->type->read_memory(target, address, size, count, buffer);
1794         if (retval == ERROR_OK)
1795         {
1796                 output_len = 0;
1797
1798                 for (i = 0; i < count; i++)
1799                 {
1800                         if (i%line_modulo == 0)
1801                                 output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
1802
1803                         switch (size)
1804                         {
1805                                 case 4:
1806                                         output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
1807                                         break;
1808                                 case 2:
1809                                         output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
1810                                         break;
1811                                 case 1:
1812                                         output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
1813                                         break;
1814                         }
1815
1816                         if ((i%line_modulo == line_modulo-1) || (i == count - 1))
1817                         {
1818                                 command_print(cmd_ctx, output);
1819                                 output_len = 0;
1820                         }
1821                 }
1822         }
1823
1824         free(buffer);
1825
1826         return retval;
1827 }
1828
1829 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1830 {
1831         u32 address = 0;
1832         u32 value = 0;
1833         int count = 1;
1834         int i;
1835         int wordsize;
1836         target_t *target = get_current_target(cmd_ctx);
1837         u8 value_buf[4];
1838
1839          if ((argc < 2) || (argc > 3))
1840                 return ERROR_COMMAND_SYNTAX_ERROR;
1841
1842         address = strtoul(args[0], NULL, 0);
1843         value = strtoul(args[1], NULL, 0);
1844         if (argc == 3)
1845                 count = strtoul(args[2], NULL, 0);
1846
1847         switch (cmd[2])
1848         {
1849                 case 'w':
1850                         wordsize = 4;
1851                         target_buffer_set_u32(target, value_buf, value);
1852                         break;
1853                 case 'h':
1854                         wordsize = 2;
1855                         target_buffer_set_u16(target, value_buf, value);
1856                         break;
1857                 case 'b':
1858                         wordsize = 1;
1859                         value_buf[0] = value;
1860                         break;
1861                 default:
1862                         return ERROR_COMMAND_SYNTAX_ERROR;
1863         }
1864         for (i=0; i<count; i++)
1865         {
1866                 int retval;
1867                 switch (wordsize)
1868                 {
1869                         case 4:
1870                                 retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
1871                                 break;
1872                         case 2:
1873                                 retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
1874                                 break;
1875                         case 1:
1876                                 retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
1877                         break;
1878                         default:
1879                         return ERROR_OK;
1880                 }
1881                 keep_alive();
1882
1883                 if (retval!=ERROR_OK)
1884                 {
1885                         return retval;
1886                 }
1887         }
1888
1889         return ERROR_OK;
1890
1891 }
1892
1893 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1894 {
1895         u8 *buffer;
1896         u32 buf_cnt;
1897         u32 image_size;
1898         u32 min_address=0;
1899         u32 max_address=0xffffffff;
1900         int i;
1901         int retval, retvaltemp;
1902
1903         image_t image;
1904
1905         duration_t duration;
1906         char *duration_text;
1907
1908         target_t *target = get_current_target(cmd_ctx);
1909
1910         if ((argc < 1)||(argc > 5))
1911         {
1912                 return ERROR_COMMAND_SYNTAX_ERROR;
1913         }
1914
1915         /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
1916         if (argc >= 2)
1917         {
1918                 image.base_address_set = 1;
1919                 image.base_address = strtoul(args[1], NULL, 0);
1920         }
1921         else
1922         {
1923                 image.base_address_set = 0;
1924         }
1925
1926
1927         image.start_address_set = 0;
1928
1929         if (argc>=4)
1930         {
1931                 min_address=strtoul(args[3], NULL, 0);
1932         }
1933         if (argc>=5)
1934         {
1935                 max_address=strtoul(args[4], NULL, 0)+min_address;
1936         }
1937
1938         if (min_address>max_address)
1939         {
1940                 return ERROR_COMMAND_SYNTAX_ERROR;
1941         }
1942
1943
1944         duration_start_measure(&duration);
1945
1946         if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
1947         {
1948                 return ERROR_OK;
1949         }
1950
1951         image_size = 0x0;
1952         retval = ERROR_OK;
1953         for (i = 0; i < image.num_sections; i++)
1954         {
1955                 buffer = malloc(image.sections[i].size);
1956                 if (buffer == NULL)
1957                 {
1958                         command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
1959                         break;
1960                 }
1961
1962                 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
1963                 {
1964                         free(buffer);
1965                         break;
1966                 }
1967
1968                 u32 offset=0;
1969                 u32 length=buf_cnt;
1970
1971
1972                 /* DANGER!!! beware of unsigned comparision here!!! */
1973
1974                 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
1975                                 (image.sections[i].base_address<max_address))
1976                 {
1977                         if (image.sections[i].base_address<min_address)
1978                         {
1979                                 /* clip addresses below */
1980                                 offset+=min_address-image.sections[i].base_address;
1981                                 length-=offset;
1982                         }
1983
1984                         if (image.sections[i].base_address+buf_cnt>max_address)
1985                         {
1986                                 length-=(image.sections[i].base_address+buf_cnt)-max_address;
1987                         }
1988
1989                         if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
1990                         {
1991                                 free(buffer);
1992                                 break;
1993                         }
1994                         image_size += length;
1995                         command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
1996                 }
1997
1998                 free(buffer);
1999         }
2000
2001         if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2002         {
2003                 image_close(&image);
2004                 return retvaltemp;
2005         }
2006
2007         if (retval==ERROR_OK)
2008         {
2009                 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
2010         }
2011         free(duration_text);
2012
2013         image_close(&image);
2014
2015         return retval;
2016
2017 }
2018
2019 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2020 {
2021         fileio_t fileio;
2022
2023         u32 address;
2024         u32 size;
2025         u8 buffer[560];
2026         int retval=ERROR_OK, retvaltemp;
2027
2028         duration_t duration;
2029         char *duration_text;
2030
2031         target_t *target = get_current_target(cmd_ctx);
2032
2033         if (argc != 3)
2034         {
2035                 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2036                 return ERROR_OK;
2037         }
2038
2039         address = strtoul(args[1], NULL, 0);
2040         size = strtoul(args[2], NULL, 0);
2041
2042         if ((address & 3) || (size & 3))
2043         {
2044                 command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
2045                 return ERROR_OK;
2046         }
2047
2048         if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2049         {
2050                 return ERROR_OK;
2051         }
2052
2053         duration_start_measure(&duration);
2054
2055         while (size > 0)
2056         {
2057                 u32 size_written;
2058                 u32 this_run_size = (size > 560) ? 560 : size;
2059
2060                 retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
2061                 if (retval != ERROR_OK)
2062                 {
2063                         break;
2064                 }
2065
2066                 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2067                 if (retval != ERROR_OK)
2068                 {
2069                         break;
2070                 }
2071
2072                 size -= this_run_size;
2073                 address += this_run_size;
2074         }
2075
2076         if((retvaltemp = fileio_close(&fileio)) != ERROR_OK)
2077                 return retvaltemp;
2078
2079         if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2080                 return retvaltemp;
2081
2082         if (retval==ERROR_OK)
2083         {
2084                 command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
2085         }
2086         free(duration_text);
2087
2088         return ERROR_OK;
2089 }
2090
2091 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2092 {
2093         u8 *buffer;
2094         u32 buf_cnt;
2095         u32 image_size;
2096         int i;
2097         int retval, retvaltemp;
2098         u32 checksum = 0;
2099         u32 mem_checksum = 0;
2100
2101         image_t image;
2102
2103         duration_t duration;
2104         char *duration_text;
2105
2106         target_t *target = get_current_target(cmd_ctx);
2107
2108         if (argc < 1)
2109         {
2110                 return ERROR_COMMAND_SYNTAX_ERROR;
2111         }
2112
2113         if (!target)
2114         {
2115                 LOG_ERROR("no target selected");
2116                 return ERROR_FAIL;
2117         }
2118
2119         duration_start_measure(&duration);
2120
2121         if (argc >= 2)
2122         {
2123                 image.base_address_set = 1;
2124                 image.base_address = strtoul(args[1], NULL, 0);
2125         }
2126         else
2127         {
2128                 image.base_address_set = 0;
2129                 image.base_address = 0x0;
2130         }
2131
2132         image.start_address_set = 0;
2133
2134         if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2135         {
2136                 return retval;
2137         }
2138
2139         image_size = 0x0;
2140         retval=ERROR_OK;
2141         for (i = 0; i < image.num_sections; i++)
2142         {
2143                 buffer = malloc(image.sections[i].size);
2144                 if (buffer == NULL)
2145                 {
2146                         command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2147                         break;
2148                 }
2149                 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2150                 {
2151                         free(buffer);
2152                         break;
2153                 }
2154
2155                 /* calculate checksum of image */
2156                 image_calculate_checksum( buffer, buf_cnt, &checksum );
2157
2158                 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2159                 if( retval != ERROR_OK )
2160                 {
2161                         free(buffer);
2162                         break;
2163                 }
2164
2165                 if( checksum != mem_checksum )
2166                 {
2167                         /* failed crc checksum, fall back to a binary compare */
2168                         u8 *data;
2169
2170                         command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2171
2172                         data = (u8*)malloc(buf_cnt);
2173
2174                         /* Can we use 32bit word accesses? */
2175                         int size = 1;
2176                         int count = buf_cnt;
2177                         if ((count % 4) == 0)
2178                         {
2179                                 size *= 4;
2180                                 count /= 4;
2181                         }
2182                         retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
2183                         if (retval == ERROR_OK)
2184                         {
2185                                 int t;
2186                                 for (t = 0; t < buf_cnt; t++)
2187                                 {
2188                                         if (data[t] != buffer[t])
2189                                         {
2190                                                 command_print(cmd_ctx, "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n", t + image.sections[i].base_address, data[t], buffer[t]);
2191                                                 free(data);
2192                                                 free(buffer);
2193                                                 retval=ERROR_FAIL;
2194                                                 goto done;
2195                                         }
2196                                         if ((t%16384)==0)
2197                                         {
2198                                                 keep_alive();
2199                                         }
2200                                 }
2201                         }
2202
2203                         free(data);
2204                 }
2205
2206                 free(buffer);
2207                 image_size += buf_cnt;
2208         }
2209 done:
2210
2211         if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2212         {
2213                 image_close(&image);
2214                 return retvaltemp;
2215         }
2216
2217         if (retval==ERROR_OK)
2218         {
2219                 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2220         }
2221         free(duration_text);
2222
2223         image_close(&image);
2224
2225         return retval;
2226 }
2227
2228 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2229 {
2230         int retval;
2231         target_t *target = get_current_target(cmd_ctx);
2232
2233         if (argc == 0)
2234         {
2235                 breakpoint_t *breakpoint = target->breakpoints;
2236
2237                 while (breakpoint)
2238                 {
2239                         if (breakpoint->type == BKPT_SOFT)
2240                         {
2241                                 char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
2242                                 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
2243                                 free(buf);
2244                         }
2245                         else
2246                         {
2247                                 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
2248                         }
2249                         breakpoint = breakpoint->next;
2250                 }
2251         }
2252         else if (argc >= 2)
2253         {
2254                 int hw = BKPT_SOFT;
2255                 u32 length = 0;
2256
2257                 length = strtoul(args[1], NULL, 0);
2258
2259                 if (argc >= 3)
2260                         if (strcmp(args[2], "hw") == 0)
2261                                 hw = BKPT_HARD;
2262
2263                 if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
2264                 {
2265                         LOG_ERROR("Failure setting breakpoints");
2266                 }
2267                 else
2268                 {
2269                         command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
2270                 }
2271         }
2272         else
2273         {
2274                 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2275         }
2276
2277         return ERROR_OK;
2278 }
2279
2280 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2281 {
2282         target_t *target = get_current_target(cmd_ctx);
2283
2284         if (argc > 0)
2285                 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2286
2287         return ERROR_OK;
2288 }
2289
2290 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2291 {
2292         target_t *target = get_current_target(cmd_ctx);
2293         int retval;
2294
2295         if (argc == 0)
2296         {
2297                 watchpoint_t *watchpoint = target->watchpoints;
2298
2299                 while (watchpoint)
2300                 {
2301                         command_print(cmd_ctx, "address: 0x%8.8x, len: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);
2302                         watchpoint = watchpoint->next;
2303                 }
2304         }
2305         else if (argc >= 2)
2306         {
2307                 enum watchpoint_rw type = WPT_ACCESS;
2308                 u32 data_value = 0x0;
2309                 u32 data_mask = 0xffffffff;
2310
2311                 if (argc >= 3)
2312                 {
2313                         switch(args[2][0])
2314                         {
2315                                 case 'r':
2316                                         type = WPT_READ;
2317                                         break;
2318                                 case 'w':
2319                                         type = WPT_WRITE;
2320                                         break;
2321                                 case 'a':
2322                                         type = WPT_ACCESS;
2323                                         break;
2324                                 default:
2325                                         command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2326                                         return ERROR_OK;
2327                         }
2328                 }
2329                 if (argc >= 4)
2330                 {
2331                         data_value = strtoul(args[3], NULL, 0);
2332                 }
2333                 if (argc >= 5)
2334                 {
2335                         data_mask = strtoul(args[4], NULL, 0);
2336                 }
2337
2338                 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2339                                 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2340                 {
2341                         LOG_ERROR("Failure setting breakpoints");
2342                 }
2343         }
2344         else
2345         {
2346                 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2347         }
2348
2349         return ERROR_OK;
2350 }
2351
2352 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2353 {
2354         target_t *target = get_current_target(cmd_ctx);
2355
2356         if (argc > 0)
2357                 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2358
2359         return ERROR_OK;
2360 }
2361
2362 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
2363 {
2364         int retval;
2365         target_t *target = get_current_target(cmd_ctx);
2366         u32 va;
2367         u32 pa;
2368
2369         if (argc != 1)
2370         {
2371                 return ERROR_COMMAND_SYNTAX_ERROR;
2372         }
2373         va = strtoul(args[0], NULL, 0);
2374
2375         retval = target->type->virt2phys(target, va, &pa);
2376         if (retval == ERROR_OK)
2377         {
2378                 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2379         }
2380         else
2381         {
2382                 /* lower levels will have logged a detailed error which is
2383                  * forwarded to telnet/GDB session.
2384                  */
2385         }
2386         return retval;
2387 }
2388 static void writeLong(FILE *f, int l)
2389 {
2390         int i;
2391         for (i=0; i<4; i++)
2392         {
2393                 char c=(l>>(i*8))&0xff;
2394                 fwrite(&c, 1, 1, f);
2395         }
2396
2397 }
2398 static void writeString(FILE *f, char *s)
2399 {
2400         fwrite(s, 1, strlen(s), f);
2401 }
2402
2403
2404
2405 // Dump a gmon.out histogram file.
2406 static void writeGmon(u32 *samples, int sampleNum, char *filename)
2407 {
2408         int i;
2409         FILE *f=fopen(filename, "w");
2410         if (f==NULL)
2411                 return;
2412         fwrite("gmon", 1, 4, f);
2413         writeLong(f, 0x00000001); // Version
2414         writeLong(f, 0); // padding
2415         writeLong(f, 0); // padding
2416         writeLong(f, 0); // padding
2417
2418         fwrite("", 1, 1, f);  // GMON_TAG_TIME_HIST
2419
2420         // figure out bucket size
2421         u32 min=samples[0];
2422         u32 max=samples[0];
2423         for (i=0; i<sampleNum; i++)
2424         {
2425                 if (min>samples[i])
2426                 {
2427                         min=samples[i];
2428                 }
2429                 if (max<samples[i])
2430                 {
2431                         max=samples[i];
2432                 }
2433         }
2434
2435         int addressSpace=(max-min+1);
2436
2437         static int const maxBuckets=256*1024; // maximum buckets.
2438         int length=addressSpace;
2439         if (length > maxBuckets)
2440         {
2441                 length=maxBuckets;
2442         }
2443         int *buckets=malloc(sizeof(int)*length);
2444         if (buckets==NULL)
2445         {
2446                 fclose(f);
2447                 return;
2448         }
2449         memset(buckets, 0, sizeof(int)*length);
2450         for (i=0; i<sampleNum;i++)
2451         {
2452                 u32 address=samples[i];
2453                 long long a=address-min;
2454                 long long b=length-1;
2455                 long long c=addressSpace-1;
2456                 int index=(a*b)/c; // danger!!!! int32 overflows
2457                 buckets[index]++;
2458         }
2459
2460         //                         append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
2461         writeLong(f, min);                                      // low_pc
2462         writeLong(f, max);              // high_pc
2463         writeLong(f, length);           // # of samples
2464         writeLong(f, 64000000);                         // 64MHz
2465         writeString(f, "seconds");
2466         for (i=0; i<(15-strlen("seconds")); i++)
2467         {
2468                 fwrite("", 1, 1, f);  // padding
2469         }
2470         writeString(f, "s");
2471
2472 //                         append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
2473
2474         char *data=malloc(2*length);
2475         if (data!=NULL)
2476         {
2477                 for (i=0; i<length;i++)
2478                 {
2479                         int val;
2480                         val=buckets[i];
2481                         if (val>65535)
2482                         {
2483                                 val=65535;
2484                         }
2485                         data[i*2]=val&0xff;
2486                         data[i*2+1]=(val>>8)&0xff;
2487                 }
2488                 free(buckets);
2489                 fwrite(data, 1, length*2, f);
2490                 free(data);
2491         } else
2492         {
2493                 free(buckets);
2494         }
2495
2496         fclose(f);
2497 }
2498
2499 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2500 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2501 {
2502         target_t *target = get_current_target(cmd_ctx);
2503         struct timeval timeout, now;
2504
2505         gettimeofday(&timeout, NULL);
2506         if (argc!=2)
2507         {
2508                 return ERROR_COMMAND_SYNTAX_ERROR;
2509         }
2510         char *end;
2511         timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2512         if (*end)
2513         {
2514                 return ERROR_OK;
2515         }
2516
2517         command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2518
2519         static const int maxSample=10000;
2520         u32 *samples=malloc(sizeof(u32)*maxSample);
2521         if (samples==NULL)
2522                 return ERROR_OK;
2523
2524         int numSamples=0;
2525         int retval=ERROR_OK;
2526         // hopefully it is safe to cache! We want to stop/restart as quickly as possible.
2527         reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2528
2529         for (;;)
2530         {
2531                 target_poll(target);
2532                 if (target->state == TARGET_HALTED)
2533                 {
2534                         u32 t=*((u32 *)reg->value);
2535                         samples[numSamples++]=t;
2536                         retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2537                         target_poll(target);
2538                         alive_sleep(10); // sleep 10ms, i.e. <100 samples/second.
2539                 } else if (target->state == TARGET_RUNNING)
2540                 {
2541                         // We want to quickly sample the PC.
2542                         if((retval = target_halt(target)) != ERROR_OK)
2543                         {
2544                                 free(samples);
2545                                 return retval;
2546                         }
2547                 } else
2548                 {
2549                         command_print(cmd_ctx, "Target not halted or running");
2550                         retval=ERROR_OK;
2551                         break;
2552                 }
2553                 if (retval!=ERROR_OK)
2554                 {
2555                         break;
2556                 }
2557
2558                 gettimeofday(&now, NULL);
2559                 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2560                 {
2561                         command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2562                         if((retval = target_poll(target)) != ERROR_OK)
2563                         {
2564                                 free(samples);
2565                                 return retval;
2566                         }
2567                         if (target->state == TARGET_HALTED)
2568                         {
2569                                 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2570                         }
2571                         if((retval = target_poll(target)) != ERROR_OK)
2572                         {
2573                                 free(samples);
2574                                 return retval;
2575                         }
2576                         writeGmon(samples, numSamples, args[1]);
2577                         command_print(cmd_ctx, "Wrote %s", args[1]);
2578                         break;
2579                 }
2580         }
2581         free(samples);
2582
2583         return ERROR_OK;
2584 }
2585
2586 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
2587 {
2588         char *namebuf;
2589         Jim_Obj *nameObjPtr, *valObjPtr;
2590         int result;
2591
2592         namebuf = alloc_printf("%s(%d)", varname, idx);
2593         if (!namebuf)
2594                 return JIM_ERR;
2595
2596         nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2597         valObjPtr = Jim_NewIntObj(interp, val);
2598         if (!nameObjPtr || !valObjPtr)
2599         {
2600                 free(namebuf);
2601                 return JIM_ERR;
2602         }
2603
2604         Jim_IncrRefCount(nameObjPtr);
2605         Jim_IncrRefCount(valObjPtr);
2606         result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
2607         Jim_DecrRefCount(interp, nameObjPtr);
2608         Jim_DecrRefCount(interp, valObjPtr);
2609         free(namebuf);
2610         /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
2611         return result;
2612 }
2613
2614 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2615 {
2616         command_context_t *context;
2617         target_t *target;
2618
2619         context = Jim_GetAssocData(interp, "context");
2620         if (context == NULL)
2621         {
2622                 LOG_ERROR("mem2array: no command context");
2623                 return JIM_ERR;
2624         }
2625         target = get_current_target(context);
2626         if (target == NULL)
2627         {
2628                 LOG_ERROR("mem2array: no current target");
2629                 return JIM_ERR;
2630         }
2631
2632         return  target_mem2array(interp, target, argc,argv);
2633 }
2634
2635 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
2636 {
2637         long l;
2638         u32 width;
2639         u32 len;
2640         u32 addr;
2641         u32 count;
2642         u32 v;
2643         const char *varname;
2644         u8 buffer[4096];
2645         int  i, n, e, retval;
2646
2647         /* argv[1] = name of array to receive the data
2648          * argv[2] = desired width
2649          * argv[3] = memory address
2650          * argv[4] = count of times to read
2651          */
2652         if (argc != 5) {
2653                 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2654                 return JIM_ERR;
2655         }
2656         varname = Jim_GetString(argv[1], &len);
2657         /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2658
2659         e = Jim_GetLong(interp, argv[2], &l);
2660         width = l;
2661         if (e != JIM_OK) {
2662                 return e;
2663         }
2664
2665         e = Jim_GetLong(interp, argv[3], &l);
2666         addr = l;
2667         if (e != JIM_OK) {
2668                 return e;
2669         }
2670         e = Jim_GetLong(interp, argv[4], &l);
2671         len = l;
2672         if (e != JIM_OK) {
2673                 return e;
2674         }
2675         switch (width) {
2676                 case 8:
2677                         width = 1;
2678                         break;
2679                 case 16:
2680                         width = 2;
2681                         break;
2682                 case 32:
2683                         width = 4;
2684                         break;
2685                 default:
2686                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2687                         Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2688                         return JIM_ERR;
2689         }
2690         if (len == 0) {
2691                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2692                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
2693                 return JIM_ERR;
2694         }
2695         if ((addr + (len * width)) < addr) {
2696                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2697                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
2698                 return JIM_ERR;
2699         }
2700         /* absurd transfer size? */
2701         if (len > 65536) {
2702                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2703                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
2704                 return JIM_ERR;
2705         }
2706
2707         if ((width == 1) ||
2708                 ((width == 2) && ((addr & 1) == 0)) ||
2709                 ((width == 4) && ((addr & 3) == 0))) {
2710                 /* all is well */
2711         } else {
2712                 char buf[100];
2713                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2714                 sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
2715                 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2716                 return JIM_ERR;
2717         }
2718
2719         /* Transfer loop */
2720
2721         /* index counter */
2722         n = 0;
2723         /* assume ok */
2724         e = JIM_OK;
2725         while (len) {
2726                 /* Slurp... in buffer size chunks */
2727
2728                 count = len; /* in objects.. */
2729                 if (count > (sizeof(buffer)/width)) {
2730                         count = (sizeof(buffer)/width);
2731                 }
2732
2733                 retval = target->type->read_memory( target, addr, width, count, buffer );
2734                 if (retval != ERROR_OK) {
2735                         /* BOO !*/
2736                         LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2737                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2738                         Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
2739                         e = JIM_ERR;
2740                         len = 0;
2741                 } else {
2742                         v = 0; /* shut up gcc */
2743                         for (i = 0 ;i < count ;i++, n++) {
2744                                 switch (width) {
2745                                         case 4:
2746                                                 v = target_buffer_get_u32(target, &buffer[i*width]);
2747                                                 break;
2748                                         case 2:
2749                                                 v = target_buffer_get_u16(target, &buffer[i*width]);
2750                                                 break;
2751                                         case 1:
2752                                                 v = buffer[i] & 0x0ff;
2753                                                 break;
2754                                 }
2755                                 new_int_array_element(interp, varname, n, v);
2756                         }
2757                         len -= count;
2758                 }
2759         }
2760
2761         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2762
2763         return JIM_OK;
2764 }
2765
2766 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
2767 {
2768         char *namebuf;
2769         Jim_Obj *nameObjPtr, *valObjPtr;
2770         int result;
2771         long l;
2772
2773         namebuf = alloc_printf("%s(%d)", varname, idx);
2774         if (!namebuf)
2775                 return JIM_ERR;
2776
2777         nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2778         if (!nameObjPtr)
2779         {
2780                 free(namebuf);
2781                 return JIM_ERR;
2782         }
2783
2784         Jim_IncrRefCount(nameObjPtr);
2785         valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
2786         Jim_DecrRefCount(interp, nameObjPtr);
2787         free(namebuf);
2788         if (valObjPtr == NULL)
2789                 return JIM_ERR;
2790
2791         result = Jim_GetLong(interp, valObjPtr, &l);
2792         /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
2793         *val = l;
2794         return result;
2795 }
2796
2797 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2798 {
2799         command_context_t *context;
2800         target_t *target;
2801
2802         context = Jim_GetAssocData(interp, "context");
2803         if (context == NULL){
2804                 LOG_ERROR("array2mem: no command context");
2805                 return JIM_ERR;
2806         }
2807         target = get_current_target(context);
2808         if (target == NULL){
2809                 LOG_ERROR("array2mem: no current target");
2810                 return JIM_ERR;
2811         }
2812
2813         return target_array2mem( interp,target, argc, argv );
2814 }
2815
2816
2817 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
2818 {
2819         long l;
2820         u32 width;
2821         u32 len;
2822         u32 addr;
2823         u32 count;
2824         u32 v;
2825         const char *varname;
2826         u8 buffer[4096];
2827         int  i, n, e, retval;
2828
2829         /* argv[1] = name of array to get the data
2830          * argv[2] = desired width
2831          * argv[3] = memory address
2832          * argv[4] = count to write
2833          */
2834         if (argc != 5) {
2835                 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2836                 return JIM_ERR;
2837         }
2838         varname = Jim_GetString(argv[1], &len);
2839         /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2840
2841         e = Jim_GetLong(interp, argv[2], &l);
2842         width = l;
2843         if (e != JIM_OK) {
2844                 return e;
2845         }
2846
2847         e = Jim_GetLong(interp, argv[3], &l);
2848         addr = l;
2849         if (e != JIM_OK) {
2850                 return e;
2851         }
2852         e = Jim_GetLong(interp, argv[4], &l);
2853         len = l;
2854         if (e != JIM_OK) {
2855                 return e;
2856         }
2857         switch (width) {
2858                 case 8:
2859                         width = 1;
2860                         break;
2861                 case 16:
2862                         width = 2;
2863                         break;
2864                 case 32:
2865                         width = 4;
2866                         break;
2867                 default:
2868                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2869                         Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2870                         return JIM_ERR;
2871         }
2872         if (len == 0) {
2873                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2874                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
2875                 return JIM_ERR;
2876         }
2877         if ((addr + (len * width)) < addr) {
2878                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2879                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
2880                 return JIM_ERR;
2881         }
2882         /* absurd transfer size? */
2883         if (len > 65536) {
2884                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2885                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
2886                 return JIM_ERR;
2887         }
2888
2889         if ((width == 1) ||
2890                 ((width == 2) && ((addr & 1) == 0)) ||
2891                 ((width == 4) && ((addr & 3) == 0))) {
2892                 /* all is well */
2893         } else {
2894                 char buf[100];
2895                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2896                 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
2897                 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2898                 return JIM_ERR;
2899         }
2900
2901
2902         /* Transfer loop */
2903
2904         /* index counter */
2905         n = 0;
2906         /* assume ok */
2907         e = JIM_OK;
2908         while (len) {
2909                 /* Slurp... in buffer size chunks */
2910
2911                 count = len; /* in objects.. */
2912                 if (count > (sizeof(buffer)/width)) {
2913                         count = (sizeof(buffer)/width);
2914                 }
2915
2916                 v = 0; /* shut up gcc */
2917                 for (i = 0 ;i < count ;i++, n++) {
2918                         get_int_array_element(interp, varname, n, &v);
2919                         switch (width) {
2920                         case 4:
2921                                 target_buffer_set_u32(target, &buffer[i*width], v);
2922                                 break;
2923                         case 2:
2924                                 target_buffer_set_u16(target, &buffer[i*width], v);
2925                                 break;
2926                         case 1:
2927                                 buffer[i] = v & 0x0ff;
2928                                 break;
2929                         }
2930                 }
2931                 len -= count;
2932
2933                 retval = target->type->write_memory(target, addr, width, count, buffer);
2934                 if (retval != ERROR_OK) {
2935                         /* BOO !*/
2936                         LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2937                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2938                         Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
2939                         e = JIM_ERR;
2940                         len = 0;
2941                 }
2942         }
2943
2944         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2945
2946         return JIM_OK;
2947 }
2948
2949 void
2950 target_all_handle_event( enum target_event e )
2951 {
2952         target_t *target;
2953
2954
2955         LOG_DEBUG( "**all*targets: event: %d, %s",
2956                    e,
2957                    Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
2958
2959         target = all_targets;
2960         while (target){
2961                 target_handle_event( target, e );
2962                 target = target->next;
2963         }
2964 }
2965
2966 void
2967 target_handle_event( target_t *target, enum target_event e )
2968 {
2969         target_event_action_t *teap;
2970         int done;
2971
2972         teap = target->event_action;
2973
2974         done = 0;
2975         while( teap ){
2976                 if( teap->event == e ){
2977                         done = 1;
2978                         LOG_DEBUG( "target: (%d) %s (%s) event: %d (%s) action: %s\n",
2979                                            target->target_number,
2980                                            target->cmd_name,
2981                                            target->type->name,
2982                                            e,
2983                                            Jim_Nvp_value2name_simple( nvp_target_event, e )->name,
2984                                            Jim_GetString( teap->body, NULL ) );
2985                         if (Jim_EvalObj( interp, teap->body )!=JIM_OK)
2986                         {
2987                                 Jim_PrintErrorMessage(interp);
2988                         }
2989                 }
2990                 teap = teap->next;
2991         }
2992         if( !done ){
2993                 LOG_DEBUG( "event: %d %s - no action",
2994                                    e,
2995                                    Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
2996         }
2997 }
2998
2999 enum target_cfg_param {
3000         TCFG_TYPE,
3001         TCFG_EVENT,
3002         TCFG_WORK_AREA_VIRT,
3003         TCFG_WORK_AREA_PHYS,
3004         TCFG_WORK_AREA_SIZE,
3005         TCFG_WORK_AREA_BACKUP,
3006         TCFG_ENDIAN,
3007         TCFG_VARIANT,
3008         TCFG_CHAIN_POSITION,
3009 };
3010
3011
3012 static Jim_Nvp nvp_config_opts[] = {
3013         { .name = "-type",             .value = TCFG_TYPE },
3014         { .name = "-event",            .value = TCFG_EVENT },
3015         { .name = "-work-area-virt",   .value = TCFG_WORK_AREA_VIRT },
3016         { .name = "-work-area-phys",   .value = TCFG_WORK_AREA_PHYS },
3017         { .name = "-work-area-size",   .value = TCFG_WORK_AREA_SIZE },
3018         { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
3019         { .name = "-endian" ,          .value = TCFG_ENDIAN },
3020         { .name = "-variant",          .value = TCFG_VARIANT },
3021         { .name = "-chain-position",   .value = TCFG_CHAIN_POSITION },
3022
3023         { .name = NULL, .value = -1 }
3024 };
3025
3026
3027 static int
3028 target_configure( Jim_GetOptInfo *goi,
3029                                   target_t *target )
3030 {
3031         Jim_Nvp *n;
3032         Jim_Obj *o;
3033         jim_wide w;
3034         char *cp;
3035         int e;
3036
3037
3038         /* parse config or cget options ... */
3039         while( goi->argc > 0 ){
3040                 Jim_SetEmptyResult( goi->interp );
3041                 //Jim_GetOpt_Debug( goi );
3042
3043                 if( target->type->target_jim_configure ){
3044                         /* target defines a configure function */
3045                         /* target gets first dibs on parameters */
3046                         e = (*(target->type->target_jim_configure))( target, goi );
3047                         if( e == JIM_OK ){
3048                                 /* more? */
3049                                 continue;
3050                         }
3051                         if( e == JIM_ERR ){
3052                                 /* An error */
3053                                 return e;
3054                         }
3055                         /* otherwise we 'continue' below */
3056                 }
3057                 e = Jim_GetOpt_Nvp( goi, nvp_config_opts, &n );
3058                 if( e != JIM_OK ){
3059                         Jim_GetOpt_NvpUnknown( goi, nvp_config_opts, 0 );
3060                         return e;
3061                 }
3062                 switch( n->value ){
3063                 case TCFG_TYPE:
3064                         /* not setable */
3065                         if( goi->isconfigure ){
3066                                 Jim_SetResult_sprintf( goi->interp, "not setable: %s", n->name );
3067                                 return JIM_ERR;
3068                         } else {
3069                         no_params:
3070                                 if( goi->argc != 0 ){
3071                                         Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "NO PARAMS");
3072                                         return JIM_ERR;
3073                                 }
3074                         }
3075                         Jim_SetResultString( goi->interp, target->type->name, -1 );
3076                         /* loop for more */
3077                         break;
3078                 case TCFG_EVENT:
3079                         if( goi->argc == 0 ){
3080                                 Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
3081                                 return JIM_ERR;
3082                         }
3083
3084                         e = Jim_GetOpt_Nvp( goi, nvp_target_event, &n );
3085                         if( e != JIM_OK ){
3086                                 Jim_GetOpt_NvpUnknown( goi, nvp_target_event, 1 );
3087                                 return e;
3088                         }
3089
3090                         if( goi->isconfigure ){
3091                                 if( goi->argc != 1 ){
3092                                         Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
3093                                         return JIM_ERR;
3094                                 }
3095                         } else {
3096                                 if( goi->argc != 0 ){
3097                                         Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
3098                                         return JIM_ERR;
3099                                 }
3100                         }
3101
3102
3103                         {
3104                                 target_event_action_t *teap;
3105
3106                                 teap = target->event_action;
3107                                 /* replace existing? */
3108                                 while( teap ){
3109                                         if( teap->event == n->value ){
3110                                                 break;
3111                                         }
3112                                         teap = teap->next;
3113                                 }
3114
3115                                 if( goi->isconfigure ){
3116                                         if( teap == NULL ){
3117                                                 /* create new */
3118                                                 teap = calloc( 1, sizeof(*teap) );
3119                                         }
3120                                         teap->event = n->value;
3121                                         Jim_GetOpt_Obj( goi, &o );
3122                                         if( teap->body ){
3123                                                 Jim_DecrRefCount( interp, teap->body );
3124                                         }
3125                                         teap->body  = Jim_DuplicateObj( goi->interp, o );
3126                                         /*
3127                                          * FIXME:
3128                                          *     Tcl/TK - "tk events" have a nice feature.
3129                                          *     See the "BIND" command.
3130                                          *    We should support that here.
3131                                          *     You can specify %X and %Y in the event code.
3132                                          *     The idea is: %T - target name.
3133                                          *     The idea is: %N - target number
3134                                          *     The idea is: %E - event name.
3135                                          */
3136                                         Jim_IncrRefCount( teap->body );
3137
3138                                         /* add to head of event list */
3139                                         teap->next = target->event_action;
3140                                         target->event_action = teap;
3141                                         Jim_SetEmptyResult(goi->interp);
3142                                 } else {
3143                                         /* get */
3144                                         if( teap == NULL ){
3145                                                 Jim_SetEmptyResult( goi->interp );
3146                                         } else {
3147                                                 Jim_SetResult( goi->interp, Jim_DuplicateObj( goi->interp, teap->body ) );
3148                                         }
3149                                 }
3150                         }
3151                         /* loop for more */
3152                         break;
3153
3154                 case TCFG_WORK_AREA_VIRT:
3155                         if( goi->isconfigure ){
3156                                 target_free_all_working_areas(target);
3157                                 e = Jim_GetOpt_Wide( goi, &w );
3158                                 if( e != JIM_OK ){
3159                                         return e;
3160                                 }
3161                                 target->working_area_virt = w;
3162                         } else {
3163                                 if( goi->argc != 0 ){
3164                                         goto no_params;
3165                                 }
3166                         }
3167                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_virt ) );
3168                         /* loop for more */
3169                         break;
3170
3171                 case TCFG_WORK_AREA_PHYS:
3172                         if( goi->isconfigure ){
3173                                 target_free_all_working_areas(target);
3174                                 e = Jim_GetOpt_Wide( goi, &w );
3175                                 if( e != JIM_OK ){
3176                                         return e;
3177                                 }
3178                                 target->working_area_phys = w;
3179                         } else {
3180                                 if( goi->argc != 0 ){
3181                                         goto no_params;
3182                                 }
3183                         }
3184                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_phys ) );
3185                         /* loop for more */
3186                         break;
3187
3188                 case TCFG_WORK_AREA_SIZE:
3189                         if( goi->isconfigure ){
3190                                 target_free_all_working_areas(target);
3191                                 e = Jim_GetOpt_Wide( goi, &w );
3192                                 if( e != JIM_OK ){
3193                                         return e;
3194                                 }
3195                                 target->working_area_size = w;
3196                         } else {
3197                                 if( goi->argc != 0 ){
3198                                         goto no_params;
3199                                 }
3200                         }
3201                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
3202                         /* loop for more */
3203                         break;
3204
3205                 case TCFG_WORK_AREA_BACKUP:
3206                         if( goi->isconfigure ){
3207                                 target_free_all_working_areas(target);
3208                                 e = Jim_GetOpt_Wide( goi, &w );
3209                                 if( e != JIM_OK ){
3210                                         return e;
3211                                 }
3212                                 /* make this exactly 1 or 0 */
3213                                 target->backup_working_area = (!!w);
3214                         } else {
3215                                 if( goi->argc != 0 ){
3216                                         goto no_params;
3217                                 }
3218                         }
3219                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
3220                         /* loop for more e*/
3221                         break;
3222
3223                 case TCFG_ENDIAN:
3224                         if( goi->isconfigure ){
3225                                 e = Jim_GetOpt_Nvp( goi, nvp_target_endian, &n );
3226                                 if( e != JIM_OK ){
3227                                         Jim_GetOpt_NvpUnknown( goi, nvp_target_endian, 1 );
3228                                         return e;
3229                                 }
3230                                 target->endianness = n->value;
3231                         } else {
3232                                 if( goi->argc != 0 ){
3233                                         goto no_params;
3234                                 }
3235                         }
3236                         n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
3237                         if( n->name == NULL ){
3238                                 target->endianness = TARGET_LITTLE_ENDIAN;
3239                                 n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
3240                         }
3241                         Jim_SetResultString( goi->interp, n->name, -1 );
3242                         /* loop for more */
3243                         break;
3244
3245                 case TCFG_VARIANT:
3246                         if( goi->isconfigure ){
3247                                 if( goi->argc < 1 ){
3248                                         Jim_SetResult_sprintf( goi->interp,
3249                                                                                    "%s ?STRING?",
3250                                                                                    n->name );
3251                                         return JIM_ERR;
3252                                 }
3253                                 if( target->variant ){
3254                                         free((void *)(target->variant));
3255                                 }
3256                                 e = Jim_GetOpt_String( goi, &cp, NULL );
3257                                 target->variant = strdup(cp);
3258                         } else {
3259                                 if( goi->argc != 0 ){
3260                                         goto no_params;
3261                                 }
3262                         }
3263                         Jim_SetResultString( goi->interp, target->variant,-1 );
3264                         /* loop for more */
3265                         break;
3266                 case TCFG_CHAIN_POSITION:
3267                         if( goi->isconfigure ){
3268                                 target_free_all_working_areas(target);
3269                                 e = Jim_GetOpt_Wide( goi, &w );
3270                                 if( e != JIM_OK ){
3271                                         return e;
3272                                 }
3273                                 /* make this exactly 1 or 0 */
3274                                 target->chain_position = w;
3275                         } else {
3276                                 if( goi->argc != 0 ){
3277                                         goto no_params;
3278                                 }
3279                         }
3280                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->chain_position ) );
3281                         /* loop for more e*/
3282                         break;
3283                 }
3284         } /* while( goi->argc ) */
3285                 /* done - we return */
3286         return JIM_OK;
3287 }
3288
3289
3290 /** this is the 'tcl' handler for the target specific command */
3291 static int
3292 tcl_target_func( Jim_Interp *interp,
3293                                  int argc,
3294                                  Jim_Obj *const *argv )
3295 {
3296         Jim_GetOptInfo goi;
3297         jim_wide a,b,c;
3298         int x,y,z;
3299         u8  target_buf[32];
3300         Jim_Nvp *n;
3301         target_t *target;
3302         struct command_context_s *cmd_ctx;
3303         int e;
3304
3305
3306         enum {
3307                 TS_CMD_CONFIGURE,
3308                 TS_CMD_CGET,
3309
3310                 TS_CMD_MWW, TS_CMD_MWH, TS_CMD_MWB,
3311                 TS_CMD_MDW, TS_CMD_MDH, TS_CMD_MDB,
3312                 TS_CMD_MRW, TS_CMD_MRH, TS_CMD_MRB,
3313                 TS_CMD_MEM2ARRAY, TS_CMD_ARRAY2MEM,
3314                 TS_CMD_EXAMINE,
3315                 TS_CMD_POLL,
3316                 TS_CMD_RESET,
3317                 TS_CMD_HALT,
3318                 TS_CMD_WAITSTATE,
3319                 TS_CMD_EVENTLIST,
3320                 TS_CMD_CURSTATE,
3321                 TS_CMD_INVOKE_EVENT,
3322         };
3323
3324         static const Jim_Nvp target_options[] = {
3325                 { .name = "configure", .value = TS_CMD_CONFIGURE },
3326                 { .name = "cget", .value = TS_CMD_CGET },
3327                 { .name = "mww", .value = TS_CMD_MWW },
3328                 { .name = "mwh", .value = TS_CMD_MWH },
3329                 { .name = "mwb", .value = TS_CMD_MWB },
3330                 { .name = "mdw", .value = TS_CMD_MDW },
3331                 { .name = "mdh", .value = TS_CMD_MDH },
3332                 { .name = "mdb", .value = TS_CMD_MDB },
3333                 { .name = "mem2array", .value = TS_CMD_MEM2ARRAY },
3334                 { .name = "array2mem", .value = TS_CMD_ARRAY2MEM },
3335                 { .name = "eventlist", .value = TS_CMD_EVENTLIST },
3336                 { .name = "curstate",  .value = TS_CMD_CURSTATE },
3337
3338                 { .name = "arp_examine", .value = TS_CMD_EXAMINE },
3339                 { .name = "arp_poll", .value = TS_CMD_POLL },
3340                 { .name = "arp_reset", .value = TS_CMD_RESET },
3341                 { .name = "arp_halt", .value = TS_CMD_HALT },
3342                 { .name = "arp_waitstate", .value = TS_CMD_WAITSTATE },
3343                 { .name = "invoke-event", .value = TS_CMD_INVOKE_EVENT },
3344
3345                 { .name = NULL, .value = -1 },
3346         };
3347
3348
3349         /* go past the "command" */
3350         Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
3351
3352         target = Jim_CmdPrivData( goi.interp );
3353         cmd_ctx = Jim_GetAssocData(goi.interp, "context");
3354
3355         /* commands here are in an NVP table */
3356         e = Jim_GetOpt_Nvp( &goi, target_options, &n );
3357         if( e != JIM_OK ){
3358                 Jim_GetOpt_NvpUnknown( &goi, target_options, 0 );
3359                 return e;
3360         }
3361         // Assume blank result
3362         Jim_SetEmptyResult( goi.interp );
3363
3364         switch( n->value ){
3365         case TS_CMD_CONFIGURE:
3366                 if( goi.argc < 2 ){
3367                         Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "missing: -option VALUE ...");
3368                         return JIM_ERR;
3369                 }
3370                 goi.isconfigure = 1;
3371                 return target_configure( &goi, target );
3372         case TS_CMD_CGET:
3373                 // some things take params
3374                 if( goi.argc < 1 ){
3375                         Jim_WrongNumArgs( goi.interp, 0, goi.argv, "missing: ?-option?");
3376                         return JIM_ERR;
3377                 }
3378                 goi.isconfigure = 0;
3379                 return target_configure( &goi, target );
3380                 break;
3381         case TS_CMD_MWW:
3382         case TS_CMD_MWH:
3383         case TS_CMD_MWB:
3384                 /* argv[0] = cmd
3385                  * argv[1] = address
3386                  * argv[2] = data
3387                  * argv[3] = optional count.
3388                  */
3389
3390                 if( (goi.argc == 3) || (goi.argc == 4) ){
3391                         /* all is well */
3392                 } else {
3393                 mwx_error:
3394                         Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR DATA [COUNT]", n->name );
3395                         return JIM_ERR;
3396                 }
3397
3398                 e = Jim_GetOpt_Wide( &goi, &a );
3399                 if( e != JIM_OK ){
3400                         goto mwx_error;
3401                 }
3402
3403                 e = Jim_GetOpt_Wide( &goi, &b );
3404                 if( e != JIM_OK ){
3405                         goto mwx_error;
3406                 }
3407                 if( goi.argc ){
3408                         e = Jim_GetOpt_Wide( &goi, &c );
3409                         if( e != JIM_OK ){
3410                                 goto mwx_error;
3411                         }
3412                 } else {
3413                         c = 1;
3414                 }
3415
3416                 switch( n->value ){
3417                 case TS_CMD_MWW:
3418                         target_buffer_set_u32( target, target_buf, b );
3419                         b = 4;
3420                         break;
3421                 case TS_CMD_MWH:
3422                         target_buffer_set_u16( target, target_buf, b );
3423                         b = 2;
3424                         break;
3425                 case TS_CMD_MWB:
3426                         target_buffer_set_u8( target, target_buf, b );
3427                         b = 1;
3428                         break;
3429                 }
3430                 for( x = 0 ; x < c ; x++ ){
3431                         e = target->type->write_memory( target, a, b, 1, target_buf );
3432                         if( e != ERROR_OK ){
3433                                 Jim_SetResult_sprintf( interp, "Error writing @ 0x%08x: %d\n", (int)(a), e );
3434                                 return JIM_ERR;
3435                         }
3436                         /* b = width */
3437                         a = a + b;
3438                 }
3439                 return JIM_OK;
3440                 break;
3441
3442                 /* display */
3443         case TS_CMD_MDW:
3444         case TS_CMD_MDH:
3445         case TS_CMD_MDB:
3446                 /* argv[0] = command
3447                  * argv[1] = address
3448                  * argv[2] = optional count
3449                  */
3450                 if( (goi.argc == 2) || (goi.argc == 3) ){
3451                         Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR [COUNT]", n->name );
3452                         return JIM_ERR;
3453                 }
3454                 e = Jim_GetOpt_Wide( &goi, &a );
3455                 if( e != JIM_OK ){
3456                         return JIM_ERR;
3457                 }
3458                 if( goi.argc ){
3459                         e = Jim_GetOpt_Wide( &goi, &c );
3460                         if( e != JIM_OK ){
3461                                 return JIM_ERR;
3462                         }
3463                 } else {
3464                         c = 1;
3465                 }
3466                 b = 1; /* shut up gcc */
3467                 switch( n->value ){
3468                 case TS_CMD_MDW:
3469                         b =  4;
3470                         break;
3471                 case TS_CMD_MDH:
3472                         b = 2;
3473                         break;
3474                 case TS_CMD_MDB:
3475                         b = 1;
3476                         break;
3477                 }
3478
3479                 /* convert to "bytes" */
3480                 c = c * b;
3481                 /* count is now in 'BYTES' */
3482                 while( c > 0 ){
3483                         y = c;
3484                         if( y > 16 ){
3485                                 y = 16;
3486                         }
3487                         e = target->type->read_memory( target, a, b, y / b, target_buf );
3488                         if( e != ERROR_OK ){
3489                                 Jim_SetResult_sprintf( interp, "error reading target @ 0x%08lx", (int)(a) );
3490                                 return JIM_ERR;
3491                         }
3492
3493                         Jim_fprintf( interp, interp->cookie_stdout, "0x%08x ", (int)(a) );
3494                         switch( b ){
3495                         case 4:
3496                                 for( x = 0 ; (x < 16) && (x < y) ; x += 4 ){
3497                                         z = target_buffer_get_u32( target, &(target_buf[ x * 4 ]) );
3498                                         Jim_fprintf( interp, interp->cookie_stdout, "%08x ", (int)(z) );
3499                                 }
3500                                 for( ; (x < 16) ; x += 4 ){
3501                                         Jim_fprintf( interp, interp->cookie_stdout, "         " );
3502                                 }
3503                                 break;
3504                         case 2:
3505                                 for( x = 0 ; (x < 16) && (x < y) ; x += 2 ){
3506                                         z = target_buffer_get_u16( target, &(target_buf[ x * 2 ]) );
3507                                         Jim_fprintf( interp, interp->cookie_stdout, "%04x ", (int)(z) );
3508                                 }
3509                                 for( ; (x < 16) ; x += 2 ){
3510                                         Jim_fprintf( interp, interp->cookie_stdout, "     " );
3511                                 }
3512                                 break;
3513                         case 1:
3514                         default:
3515                                 for( x = 0 ; (x < 16) && (x < y) ; x += 1 ){
3516                                         z = target_buffer_get_u8( target, &(target_buf[ x * 4 ]) );
3517                                         Jim_fprintf( interp, interp->cookie_stdout, "%02x ", (int)(z) );
3518                                 }
3519                                 for( ; (x < 16) ; x += 1 ){
3520                                         Jim_fprintf( interp, interp->cookie_stdout, "   " );
3521                                 }
3522                                 break;
3523                         }
3524                         /* ascii-ify the bytes */
3525                         for( x = 0 ; x < y ; x++ ){
3526                                 if( (target_buf[x] >= 0x20) &&
3527                                         (target_buf[x] <= 0x7e) ){
3528                                         /* good */
3529                                 } else {
3530                                         /* smack it */
3531                                         target_buf[x] = '.';
3532                                 }
3533                         }
3534                         /* space pad  */
3535                         while( x < 16 ){
3536                                 target_buf[x] = ' ';
3537                                 x++;
3538                         }
3539                         /* terminate */
3540                         target_buf[16] = 0;
3541                         /* print - with a newline */
3542                         Jim_fprintf( interp, interp->cookie_stdout, "%s\n", target_buf );
3543                         /* NEXT... */
3544                         c -= 16;
3545                         a += 16;
3546                 }
3547                 return JIM_OK;
3548         case TS_CMD_MEM2ARRAY:
3549                 return target_mem2array( goi.interp, target, goi.argc, goi.argv );
3550                 break;
3551         case TS_CMD_ARRAY2MEM:
3552                 return target_array2mem( goi.interp, target, goi.argc, goi.argv );
3553                 break;
3554         case TS_CMD_EXAMINE:
3555                 if( goi.argc ){
3556                         Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
3557                         return JIM_ERR;
3558                 }
3559                 e = target->type->examine( target );
3560                 if( e != ERROR_OK ){
3561                         Jim_SetResult_sprintf( interp, "examine-fails: %d", e );
3562                         return JIM_ERR;
3563                 }
3564                 return JIM_OK;
3565         case TS_CMD_POLL:
3566                 if( goi.argc ){
3567                         Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
3568                         return JIM_ERR;
3569                 }
3570                 if( !(target->type->examined) ){
3571                         e = ERROR_TARGET_NOT_EXAMINED;
3572                 } else {
3573                         e = target->type->poll( target );
3574                 }
3575                 if( e != ERROR_OK ){
3576                         Jim_SetResult_sprintf( interp, "poll-fails: %d", e );
3577                         return JIM_ERR;
3578                 } else {
3579                         return JIM_OK;
3580                 }
3581                 break;
3582         case TS_CMD_RESET:
3583                 if( goi.argc != 2 ){
3584                         Jim_WrongNumArgs( interp, 2, argv, "t|f|assert|deassert BOOL");
3585                         return JIM_ERR;
3586                 }
3587                 e = Jim_GetOpt_Nvp( &goi, nvp_assert, &n );
3588                 if( e != JIM_OK ){
3589                         Jim_GetOpt_NvpUnknown( &goi, nvp_assert, 1 );
3590                         return e;
3591                 }
3592                 // the halt or not param
3593                 e = Jim_GetOpt_Wide( &goi, &a);
3594                 if( e != JIM_OK ){
3595                         return e;
3596                 }
3597                 // determine if we should halt or not.
3598                 target->reset_halt = !!a;
3599                 // When this happens - all workareas are invalid.
3600                 target_free_all_working_areas_restore(target, 0);
3601
3602                 // do the assert
3603                 if( n->value == NVP_ASSERT ){
3604                         target->type->assert_reset( target );
3605                 } else {
3606                         target->type->deassert_reset( target );
3607                 }
3608                 return JIM_OK;
3609         case TS_CMD_HALT:
3610                 if( goi.argc ){
3611                         Jim_WrongNumArgs( goi.interp, 0, argv, "halt [no parameters]");
3612                         return JIM_ERR;
3613                 }
3614                 target->type->halt( target );
3615                 return JIM_OK;
3616         case TS_CMD_WAITSTATE:
3617                 // params:  <name>  statename timeoutmsecs
3618                 if( goi.argc != 2 ){
3619                         Jim_SetResult_sprintf( goi.interp, "%s STATENAME TIMEOUTMSECS", n->name );
3620                         return JIM_ERR;
3621                 }
3622                 e = Jim_GetOpt_Nvp( &goi, nvp_target_state, &n );
3623                 if( e != JIM_OK ){
3624                         Jim_GetOpt_NvpUnknown( &goi, nvp_target_state,1 );
3625                         return e;
3626                 }
3627                 e = Jim_GetOpt_Wide( &goi, &a );
3628                 if( e != JIM_OK ){
3629                         return e;
3630                 }
3631                 e = target_wait_state( target, n->value, a );
3632                 if( e != ERROR_OK ){
3633                         Jim_SetResult_sprintf( goi.interp,
3634                                                                    "target: %s wait %s fails (%d) %s",
3635                                                                    target->cmd_name,
3636                                                                    n->name,
3637                                                e, target_strerror_safe(e) );
3638                         return JIM_ERR;
3639                 } else {
3640                         return JIM_OK;
3641                 }
3642         case TS_CMD_EVENTLIST:
3643                 /* List for human, Events defined for this target.
3644                  * scripts/programs should use 'name cget -event NAME'
3645                  */
3646                 {
3647                         target_event_action_t *teap;
3648                         teap = target->event_action;
3649                         command_print( cmd_ctx, "Event actions for target (%d) %s\n",
3650                                                    target->target_number,
3651                                                    target->cmd_name );
3652                         command_print( cmd_ctx, "%-25s | Body", "Event");
3653                         command_print( cmd_ctx, "------------------------- | ----------------------------------------");
3654                         while( teap ){
3655                                 command_print( cmd_ctx,
3656                                                            "%-25s | %s",
3657                                                            Jim_Nvp_value2name_simple( nvp_target_event, teap->event )->name,
3658                                                            Jim_GetString( teap->body, NULL ) );
3659                                 teap = teap->next;
3660                         }
3661                         command_print( cmd_ctx, "***END***");
3662                         return JIM_OK;
3663                 }
3664         case TS_CMD_CURSTATE:
3665                 if( goi.argc != 0 ){
3666                         Jim_WrongNumArgs( goi.interp, 0, argv, "[no parameters]");
3667                         return JIM_ERR;
3668                 }
3669                 Jim_SetResultString( goi.interp,
3670                                                          Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name,-1);
3671                 return JIM_OK;
3672         case TS_CMD_INVOKE_EVENT:
3673                 if( goi.argc != 1 ){
3674                         Jim_SetResult_sprintf( goi.interp, "%s ?EVENTNAME?",n->name);
3675                         return JIM_ERR;
3676                 }
3677                 e = Jim_GetOpt_Nvp( &goi, nvp_target_event, &n );
3678                 if( e != JIM_OK ){
3679                         Jim_GetOpt_NvpUnknown( &goi, nvp_target_event, 1 );
3680                         return e;
3681                 }
3682                 target_handle_event( target, n->value );
3683                 return JIM_OK;
3684         }
3685         return JIM_ERR;
3686 }
3687
3688
3689 static int
3690 target_create( Jim_GetOptInfo *goi )
3691 {
3692
3693         Jim_Obj *new_cmd;
3694         Jim_Cmd *cmd;
3695         const char *cp;
3696         char *cp2;
3697         int e;
3698         int x;
3699         target_t *target;
3700         struct command_context_s *cmd_ctx;
3701
3702         cmd_ctx = Jim_GetAssocData(goi->interp, "context");
3703         if( goi->argc < 3 ){
3704                 Jim_WrongNumArgs( goi->interp, 1, goi->argv, "?name? ?type? ..options...");
3705                 return JIM_ERR;
3706         }
3707
3708         /* COMMAND */
3709         Jim_GetOpt_Obj( goi, &new_cmd );
3710         /* does this command exist? */
3711         cmd = Jim_GetCommand( goi->interp, new_cmd, JIM_ERRMSG );
3712         if( cmd ){
3713                 cp = Jim_GetString( new_cmd, NULL );
3714                 Jim_SetResult_sprintf(goi->interp, "Command/target: %s Exists", cp);
3715                 return JIM_ERR;
3716         }
3717
3718         /* TYPE */
3719         e = Jim_GetOpt_String( goi, &cp2, NULL );
3720         cp = cp2;
3721         /* now does target type exist */
3722         for( x = 0 ; target_types[x] ; x++ ){
3723                 if( 0 == strcmp( cp, target_types[x]->name ) ){
3724                         /* found */
3725                         break;
3726                 }
3727         }
3728         if( target_types[x] == NULL ){
3729                 Jim_SetResult_sprintf( goi->interp, "Unknown target type %s, try one of ", cp );
3730                 for( x = 0 ; target_types[x] ; x++ ){
3731                         if( target_types[x+1] ){
3732                                 Jim_AppendStrings( goi->interp,
3733                                                                    Jim_GetResult(goi->interp),
3734                                                                    target_types[x]->name,
3735                                                                    ", ", NULL);
3736                         } else {
3737                                 Jim_AppendStrings( goi->interp,
3738                                                                    Jim_GetResult(goi->interp),
3739                                                                    " or ",
3740                                                                    target_types[x]->name,NULL );
3741                         }
3742                 }
3743                 return JIM_ERR;
3744         }
3745
3746
3747         /* Create it */
3748         target = calloc(1,sizeof(target_t));
3749         /* set target number */
3750         target->target_number = new_target_number();
3751
3752         /* allocate memory for each unique target type */
3753         target->type = (target_type_t*)calloc(1,sizeof(target_type_t));
3754
3755         memcpy( target->type, target_types[x], sizeof(target_type_t));
3756
3757         /* will be set by "-endian" */
3758         target->endianness = TARGET_ENDIAN_UNKNOWN;
3759
3760         target->working_area        = 0x0;
3761         target->working_area_size   = 0x0;
3762         target->working_areas       = NULL;
3763         target->backup_working_area = 0;
3764
3765         target->state               = TARGET_UNKNOWN;
3766         target->debug_reason        = DBG_REASON_UNDEFINED;
3767         target->reg_cache           = NULL;
3768         target->breakpoints         = NULL;
3769         target->watchpoints         = NULL;
3770         target->next                = NULL;
3771         target->arch_info           = NULL;
3772
3773         /* initialize trace information */
3774         target->trace_info = malloc(sizeof(trace_t));
3775         target->trace_info->num_trace_points         = 0;
3776         target->trace_info->trace_points_size        = 0;
3777         target->trace_info->trace_points             = NULL;
3778         target->trace_info->trace_history_size       = 0;
3779         target->trace_info->trace_history            = NULL;
3780         target->trace_info->trace_history_pos        = 0;
3781         target->trace_info->trace_history_overflowed = 0;
3782
3783         target->dbgmsg          = NULL;
3784         target->dbg_msg_enabled = 0;
3785
3786         target->endianness = TARGET_ENDIAN_UNKNOWN;
3787
3788         /* Do the rest as "configure" options */
3789         goi->isconfigure = 1;
3790         e = target_configure( goi, target);
3791         if( e != JIM_OK ){
3792                 free( target->type );
3793                 free( target );
3794                 return e;
3795         }
3796
3797         if( target->endianness == TARGET_ENDIAN_UNKNOWN ){
3798                 /* default endian to little if not specified */
3799                 target->endianness = TARGET_LITTLE_ENDIAN;
3800         }
3801
3802         /* create the target specific commands */
3803         if( target->type->register_commands ){
3804                 (*(target->type->register_commands))( cmd_ctx );
3805         }
3806         if( target->type->target_create ){
3807                 (*(target->type->target_create))( target, goi->interp );
3808         }
3809
3810         /* append to end of list */
3811         {
3812                 target_t **tpp;
3813                 tpp = &(all_targets);
3814                 while( *tpp ){
3815                         tpp = &( (*tpp)->next );
3816                 }
3817                 *tpp = target;
3818         }
3819
3820         cp = Jim_GetString( new_cmd, NULL );
3821         target->cmd_name = strdup(cp);
3822
3823         /* now - create the new target name command */
3824         e = Jim_CreateCommand( goi->interp,
3825                                                    /* name */
3826                                                    cp,
3827                                                    tcl_target_func, /* C function */
3828                                                    target, /* private data */
3829                                                    NULL ); /* no del proc */
3830
3831         (*(target->type->target_create))( target, goi->interp );
3832         return e;
3833 }
3834
3835 static int
3836 jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
3837 {
3838         int x,r,e;
3839         jim_wide w;
3840         struct command_context_s *cmd_ctx;
3841         const char *cp;
3842         target_t *target;
3843         Jim_GetOptInfo goi;
3844         enum tcmd {
3845                 /* TG = target generic */
3846                 TG_CMD_CREATE,
3847                 TG_CMD_TYPES,
3848                 TG_CMD_NAMES,
3849                 TG_CMD_CURRENT,
3850                 TG_CMD_NUMBER,
3851                 TG_CMD_COUNT,
3852         };
3853         const char *target_cmds[] = {
3854                 "create", "types", "names", "current", "number",
3855                 "count",
3856                 NULL // terminate
3857         };
3858
3859         LOG_DEBUG("Target command params:");
3860         LOG_DEBUG(Jim_Debug_ArgvString( interp, argc, argv) );
3861
3862         cmd_ctx = Jim_GetAssocData( interp, "context" );
3863
3864         Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
3865
3866         if( goi.argc == 0 ){
3867                 Jim_WrongNumArgs(interp, 1, argv, "missing: command ...");
3868                 return JIM_ERR;
3869         }
3870
3871         /* is this old syntax? */
3872         /* To determine: We have to peek at argv[0]*/
3873         cp = Jim_GetString( goi.argv[0], NULL );
3874         for( x = 0 ; target_types[x] ; x++ ){
3875                 if( 0 == strcmp(cp,target_types[x]->name) ){
3876                         break;
3877                 }
3878         }
3879         if( target_types[x] ){
3880                 /* YES IT IS OLD SYNTAX */
3881                 Jim_Obj *new_argv[10];
3882                 int      new_argc;
3883
3884                 /* target_old_syntax
3885                  *
3886                  * argv[0] typename (above)
3887                  * argv[1] endian
3888                  * argv[2] reset method, deprecated/ignored
3889                  * argv[3] = old param
3890                  * argv[4] = old param
3891                  *
3892                  * We will combine all "old params" into a single param.
3893                  * Then later, split them again.
3894                  */
3895                 if( argc < 4 ){
3896                         Jim_WrongNumArgs( interp, 1, argv, "[OLDSYNTAX] ?TYPE? ?ENDIAN? ?RESET? ?old-params?");
3897                         return JIM_ERR;
3898                 }
3899                 /* the command */
3900                 new_argv[0] = argv[0];
3901                 new_argv[1] = Jim_NewStringObj( interp, "create", -1 );
3902                 {
3903                         char buf[ 30 ];
3904                         sprintf( buf, "target%d", new_target_number() );
3905                         new_argv[2] = Jim_NewStringObj( interp, buf , -1 );
3906                 }
3907                 new_argv[3] = goi.argv[0]; /* typename */
3908                 new_argv[4] = Jim_NewStringObj( interp, "-endian", -1 );
3909                 new_argv[5] = goi.argv[1];
3910                 new_argv[6] = Jim_NewStringObj( interp, "-chain-position", -1 );
3911                 new_argv[7] = goi.argv[2];
3912                 new_argv[8] = Jim_NewStringObj( interp, "-variant", -1 );
3913                 new_argv[9] = goi.argv[3];
3914                 new_argc = 10;
3915                 /*
3916                  * new arg syntax:
3917                  *   argv[0] = command
3918                  *   argv[1] = create
3919                  *   argv[2] = cmdname
3920                  *   argv[3] = typename
3921                  *   argv[4] = **FIRST** "configure" option.
3922                  *
3923                  * Here, we make them:
3924                  *
3925                  *   argv[4] = -endian
3926                  *   argv[5] = little
3927                  *   argv[6] = -position
3928                  *   argv[7] = NUMBER
3929                  *   argv[8] = -variant
3930                  *   argv[9] = "somestring"
3931                  */
3932
3933                 /* don't let these be released */
3934                 for( x = 0 ; x < new_argc ; x++ ){
3935                         Jim_IncrRefCount( new_argv[x]);
3936                 }
3937                 /* call our self */
3938                 LOG_DEBUG("Target OLD SYNTAX - converted to new syntax");
3939
3940                 r = jim_target( goi.interp, new_argc, new_argv );
3941
3942                 /* release? these items */
3943                 for( x = 0 ; x < new_argc ; x++ ){
3944                         Jim_DecrRefCount( interp, new_argv[x] );
3945                 }
3946                 return r;
3947         }
3948
3949         //Jim_GetOpt_Debug( &goi );
3950         r = Jim_GetOpt_Enum( &goi, target_cmds, &x   );
3951         if( r != JIM_OK ){
3952                 return r;
3953         }
3954
3955         switch(x){
3956         default:
3957                 Jim_Panic(goi.interp,"Why am I here?");
3958                 return JIM_ERR;
3959         case TG_CMD_CURRENT:
3960                 if( goi.argc != 0 ){
3961                         Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters");
3962                         return JIM_ERR;
3963                 }
3964                 Jim_SetResultString( goi.interp, get_current_target( cmd_ctx )->cmd_name, -1 );
3965                 return JIM_OK;
3966         case TG_CMD_TYPES:
3967                 if( goi.argc != 0 ){
3968                         Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
3969                         return JIM_ERR;
3970                 }
3971                 Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
3972                 for( x = 0 ; target_types[x] ; x++ ){
3973                         Jim_ListAppendElement( goi.interp,
3974                                                                    Jim_GetResult(goi.interp),
3975                                                                    Jim_NewStringObj( goi.interp, target_types[x]->name, -1 ) );
3976                 }
3977                 return JIM_OK;
3978         case TG_CMD_NAMES:
3979                 if( goi.argc != 0 ){
3980                         Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
3981                         return JIM_ERR;
3982                 }
3983                 Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
3984                 target = all_targets;
3985                 while( target ){
3986                         Jim_ListAppendElement( goi.interp,
3987                                                                    Jim_GetResult(goi.interp),
3988                                                                    Jim_NewStringObj( goi.interp, target->cmd_name, -1 ) );
3989                         target = target->next;
3990                 }
3991                 return JIM_OK;
3992         case TG_CMD_CREATE:
3993                 if( goi.argc < 3 ){
3994                         Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "?name  ... config options ...");
3995                         return JIM_ERR;
3996                 }
3997                 return target_create( &goi );
3998                 break;
3999         case TG_CMD_NUMBER:
4000                 if( goi.argc != 1 ){
4001                         Jim_SetResult_sprintf( goi.interp, "expected: target number ?NUMBER?");
4002                         return JIM_ERR;
4003                 }
4004                 e = Jim_GetOpt_Wide( &goi, &w );
4005                 if( e != JIM_OK ){
4006                         return JIM_ERR;
4007                 }
4008                 {
4009                         target_t *t;
4010                         t = get_target_by_num(w);
4011                         if( t == NULL ){
4012                                 Jim_SetResult_sprintf( goi.interp,"Target: number %d does not exist", (int)(w));
4013                                 return JIM_ERR;
4014                         }
4015                         Jim_SetResultString( goi.interp, t->cmd_name, -1 );
4016                         return JIM_OK;
4017                 }
4018         case TG_CMD_COUNT:
4019                 if( goi.argc != 0 ){
4020                         Jim_WrongNumArgs( goi.interp, 0, goi.argv, "<no parameters>");
4021                         return JIM_ERR;
4022                 }
4023                 Jim_SetResult( goi.interp,
4024                                            Jim_NewIntObj( goi.interp, max_target_number()));
4025                 return JIM_OK;
4026         }
4027
4028         return JIM_ERR;
4029 }