git.sur5r.net Git - openocd/blob - src/target/target.c

   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  *   Copyright (C) 2008 by Rick Altherr                                    *
  15  *   kc8apf@kc8apf.net>                                                    *
  16  *                                                                         *
  17  *   This program is free software; you can redistribute it and/or modify  *
  18  *   it under the terms of the GNU General Public License as published by  *
  19  *   the Free Software Foundation; either version 2 of the License, or     *
  20  *   (at your option) any later version.                                   *
  21  *                                                                         *
  22  *   This program is distributed in the hope that it will be useful,       *
  23  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  24  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  25  *   GNU General Public License for more details.                          *
  26  *                                                                         *
  27  *   You should have received a copy of the GNU General Public License     *
  28  *   along with this program; if not, write to the                         *
  29  *   Free Software Foundation, Inc.,                                       *
  30  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  31  ***************************************************************************/
  32 #ifdef HAVE_CONFIG_H
  33 #include "config.h"
  34 #endif
  35
  36 #include "replacements.h"
  37 #include "target.h"
  38 #include "target_request.h"
  39
  40 #include "log.h"
  41 #include "configuration.h"
  42 #include "binarybuffer.h"
  43 #include "jtag.h"
  44
  45 #include <string.h>
  46 #include <stdlib.h>
  47 #include <inttypes.h>
  48
  49 #include <sys/types.h>
  50 #include <sys/stat.h>
  51 #include <unistd.h>
  52 #include <errno.h>
  53
  54 #include <sys/time.h>
  55 #include <time.h>
  56
  57 #include <time_support.h>
  58
  59 #include <fileio.h>
  60 #include <image.h>
  61
  62 int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
  63
  64 int handle_targets_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 int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  86 int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
  87
  88 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
  89 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
  90 static int jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv);
  91
  92 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
  93 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
  94
  95 /* targets */
  96 extern target_type_t arm7tdmi_target;
  97 extern target_type_t arm720t_target;
  98 extern target_type_t arm9tdmi_target;
  99 extern target_type_t arm920t_target;
 100 extern target_type_t arm966e_target;
 101 extern target_type_t arm926ejs_target;
 102 extern target_type_t feroceon_target;
 103 extern target_type_t xscale_target;
 104 extern target_type_t cortexm3_target;
 105 extern target_type_t arm11_target;
 106 extern target_type_t mips_m4k_target;
 107
 108 target_type_t *target_types[] =
 109 {
 110         &arm7tdmi_target,
 111         &arm9tdmi_target,
 112         &arm920t_target,
 113         &arm720t_target,
 114         &arm966e_target,
 115         &arm926ejs_target,
 116         &feroceon_target,
 117         &xscale_target,
 118         &cortexm3_target,
 119         &arm11_target,
 120         &mips_m4k_target,
 121         NULL,
 122 };
 123
 124 target_t *all_targets = NULL;
 125 target_event_callback_t *target_event_callbacks = NULL;
 126 target_timer_callback_t *target_timer_callbacks = NULL;
 127
 128 const Jim_Nvp nvp_assert[] = {
 129         { .name = "assert", NVP_ASSERT },
 130         { .name = "deassert", NVP_DEASSERT },
 131         { .name = "T", NVP_ASSERT },
 132         { .name = "F", NVP_DEASSERT },
 133         { .name = "t", NVP_ASSERT },
 134         { .name = "f", NVP_DEASSERT },
 135         { .name = NULL, .value = -1 }
 136 };
 137
 138 const Jim_Nvp nvp_error_target[] = {
 139         { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
 140         { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
 141         { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
 142         { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
 143         { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
 144         { .value = ERROR_TARGET_UNALIGNED_ACCESS   , .name = "err-unaligned-access" },
 145         { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
 146         { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
 147         { .value = ERROR_TARGET_TRANSLATION_FAULT  , .name = "err-translation-fault" },
 148         { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
 149         { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
 150         { .value = -1, .name = NULL }
 151 };
 152
 153 const char *target_strerror_safe( int err )
 154 {
 155         const Jim_Nvp *n;
 156
 157         n = Jim_Nvp_value2name_simple( nvp_error_target, err );
 158         if( n->name == NULL ){
 159                 return "unknown";
 160         } else {
 161                 return n->name;
 162         }
 163 }
 164
 165 const Jim_Nvp nvp_target_event[] = {
 166         { .value = TARGET_EVENT_OLD_gdb_program_config , .name = "old-gdb_program_config" },
 167         { .value = TARGET_EVENT_OLD_pre_resume         , .name = "old-pre_resume" },
 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         { .name = "gdb-start", .value = TARGET_EVENT_GDB_START },
 176         { .name = "gdb-end", .value = TARGET_EVENT_GDB_END },
 177
 178         /* historical name */
 179
 180         { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
 181
 182         { .value = TARGET_EVENT_RESET_ASSERT_PRE,    .name = "reset-assert-pre" },
 183         { .value = TARGET_EVENT_RESET_ASSERT_POST,   .name = "reset-assert-post" },
 184         { .value = TARGET_EVENT_RESET_DEASSERT_PRE,  .name = "reset-deassert-pre" },
 185         { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
 186         { .value = TARGET_EVENT_RESET_HALT_PRE,      .name = "reset-halt-pre" },
 187         { .value = TARGET_EVENT_RESET_HALT_POST,     .name = "reset-halt-post" },
 188         { .value = TARGET_EVENT_RESET_WAIT_PRE,      .name = "reset-wait-pre" },
 189         { .value = TARGET_EVENT_RESET_WAIT_POST,     .name = "reset-wait-post" },
 190         { .value = TARGET_EVENT_RESET_INIT , .name = "reset-init" },
 191         { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
 192
 193         { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
 194         { .value = TARGET_EVENT_EXAMINE_END, .name = "examine-end" },
 195
 196         { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
 197         { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
 198
 199         { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
 200         { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
 201
 202         { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
 203         { .value = TARGET_EVENT_GDB_FLASH_WRITE_END  , .name = "gdb-flash-write-end"   },
 204
 205         { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
 206         { .value = TARGET_EVENT_GDB_FLASH_ERASE_END  , .name = "gdb-flash-erase-end" },
 207
 208         { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
 209         { .value = TARGET_EVENT_RESUMED     , .name = "resume-ok" },
 210         { .value = TARGET_EVENT_RESUME_END  , .name = "resume-end" },
 211
 212         { .name = NULL, .value = -1 }
 213 };
 214
 215 const Jim_Nvp nvp_target_state[] = {
 216         { .name = "unknown", .value = TARGET_UNKNOWN },
 217         { .name = "running", .value = TARGET_RUNNING },
 218         { .name = "halted",  .value = TARGET_HALTED },
 219         { .name = "reset",   .value = TARGET_RESET },
 220         { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
 221         { .name = NULL, .value = -1 },
 222 };
 223
 224 const Jim_Nvp nvp_target_debug_reason [] = {
 225         { .name = "debug-request"            , .value = DBG_REASON_DBGRQ },
 226         { .name = "breakpoint"               , .value = DBG_REASON_BREAKPOINT },
 227         { .name = "watchpoint"               , .value = DBG_REASON_WATCHPOINT },
 228         { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
 229         { .name = "single-step"              , .value = DBG_REASON_SINGLESTEP },
 230         { .name = "target-not-halted"        , .value = DBG_REASON_NOTHALTED  },
 231         { .name = "undefined"                , .value = DBG_REASON_UNDEFINED },
 232         { .name = NULL, .value = -1 },
 233 };
 234
 235 const Jim_Nvp nvp_target_endian[] = {
 236         { .name = "big",    .value = TARGET_BIG_ENDIAN },
 237         { .name = "little", .value = TARGET_LITTLE_ENDIAN },
 238         { .name = "be",     .value = TARGET_BIG_ENDIAN },
 239         { .name = "le",     .value = TARGET_LITTLE_ENDIAN },
 240         { .name = NULL,     .value = -1 },
 241 };
 242
 243 const Jim_Nvp nvp_reset_modes[] = {
 244         { .name = "unknown", .value = RESET_UNKNOWN },
 245         { .name = "run"    , .value = RESET_RUN },
 246         { .name = "halt"   , .value = RESET_HALT },
 247         { .name = "init"   , .value = RESET_INIT },
 248         { .name = NULL     , .value = -1 },
 249 };
 250
 251 static int max_target_number(void)
 252 {
 253         target_t *t;
 254         int x;
 255
 256         x = -1;
 257         t = all_targets;
 258         while( t ){
 259                 if( x < t->target_number ){
 260                         x = (t->target_number)+1;
 261                 }
 262                 t = t->next;
 263         }
 264         return x;
 265 }
 266
 267 /* determine the number of the new target */
 268 static int new_target_number(void)
 269 {
 270         target_t *t;
 271         int x;
 272
 273         /* number is 0 based */
 274         x = -1;
 275         t = all_targets;
 276         while(t){
 277                 if( x < t->target_number ){
 278                         x = t->target_number;
 279                 }
 280                 t = t->next;
 281         }
 282         return x+1;
 283 }
 284
 285 static int target_continous_poll = 1;
 286
 287 /* read a u32 from a buffer in target memory endianness */
 288 u32 target_buffer_get_u32(target_t *target, u8 *buffer)
 289 {
 290         if (target->endianness == TARGET_LITTLE_ENDIAN)
 291                 return le_to_h_u32(buffer);
 292         else
 293                 return be_to_h_u32(buffer);
 294 }
 295
 296 /* read a u16 from a buffer in target memory endianness */
 297 u16 target_buffer_get_u16(target_t *target, u8 *buffer)
 298 {
 299         if (target->endianness == TARGET_LITTLE_ENDIAN)
 300                 return le_to_h_u16(buffer);
 301         else
 302                 return be_to_h_u16(buffer);
 303 }
 304
 305 /* read a u8 from a buffer in target memory endianness */
 306 u8 target_buffer_get_u8(target_t *target, u8 *buffer)
 307 {
 308         return *buffer & 0x0ff;
 309 }
 310
 311 /* write a u32 to a buffer in target memory endianness */
 312 void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
 313 {
 314         if (target->endianness == TARGET_LITTLE_ENDIAN)
 315                 h_u32_to_le(buffer, value);
 316         else
 317                 h_u32_to_be(buffer, value);
 318 }
 319
 320 /* write a u16 to a buffer in target memory endianness */
 321 void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
 322 {
 323         if (target->endianness == TARGET_LITTLE_ENDIAN)
 324                 h_u16_to_le(buffer, value);
 325         else
 326                 h_u16_to_be(buffer, value);
 327 }
 328
 329 /* write a u8 to a buffer in target memory endianness */
 330 void target_buffer_set_u8(target_t *target, u8 *buffer, u8 value)
 331 {
 332         *buffer = value;
 333 }
 334
 335 /* returns a pointer to the n-th configured target */
 336 target_t* get_target_by_num(int num)
 337 {
 338         target_t *target = all_targets;
 339
 340         while (target){
 341                 if( target->target_number == num ){
 342                         return target;
 343                 }
 344                 target = target->next;
 345         }
 346
 347         return NULL;
 348 }
 349
 350 int get_num_by_target(target_t *query_target)
 351 {
 352         return query_target->target_number;
 353 }
 354
 355 target_t* get_current_target(command_context_t *cmd_ctx)
 356 {
 357         target_t *target = get_target_by_num(cmd_ctx->current_target);
 358
 359         if (target == NULL)
 360         {
 361                 LOG_ERROR("BUG: current_target out of bounds");
 362                 exit(-1);
 363         }
 364
 365         return target;
 366 }
 367
 368 int target_poll(struct target_s *target)
 369 {
 370         /* We can't poll until after examine */
 371         if (!target->type->examined)
 372         {
 373                 /* Fail silently lest we pollute the log */
 374                 return ERROR_FAIL;
 375         }
 376         return target->type->poll(target);
 377 }
 378
 379 int target_halt(struct target_s *target)
 380 {
 381         /* We can't poll until after examine */
 382         if (!target->type->examined)
 383         {
 384                 LOG_ERROR("Target not examined yet");
 385                 return ERROR_FAIL;
 386         }
 387         return target->type->halt(target);
 388 }
 389
 390 int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution)
 391 {
 392         int retval;
 393
 394         /* We can't poll until after examine */
 395         if (!target->type->examined)
 396         {
 397                 LOG_ERROR("Target not examined yet");
 398                 return ERROR_FAIL;
 399         }
 400
 401         /* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can
 402          * even halt at the current PC as a result of a software breakpoint being inserted by (a bug?)
 403          * the application.
 404          */
 405         if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
 406                 return retval;
 407
 408         return retval;
 409 }
 410
 411 int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
 412 {
 413         char buf[100];
 414         int retval;
 415         Jim_Nvp *n;
 416         n = Jim_Nvp_value2name_simple( nvp_reset_modes, reset_mode );
 417         if( n->name == NULL ){
 418                 LOG_ERROR("invalid reset mode");
 419                 return ERROR_FAIL;
 420         }
 421
 422         sprintf( buf, "ocd_process_reset %s", n->name );
 423         retval = Jim_Eval( interp, buf );
 424
 425         if(retval != JIM_OK) {
 426                 Jim_PrintErrorMessage(interp);
 427                 return ERROR_FAIL;
 428         }
 429
 430         /* We want any events to be processed before the prompt */
 431         retval = target_call_timer_callbacks_now();
 432
 433         return retval;
 434 }
 435
 436 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
 437 {
 438         *physical = virtual;
 439         return ERROR_OK;
 440 }
 441
 442 static int default_mmu(struct target_s *target, int *enabled)
 443 {
 444         *enabled = 0;
 445         return ERROR_OK;
 446 }
 447
 448 static int default_examine(struct target_s *target)
 449 {
 450         target->type->examined = 1;
 451         return ERROR_OK;
 452 }
 453
 454 /* Targets that correctly implement init+examine, i.e.
 455  * no communication with target during init:
 456  *
 457  * XScale
 458  */
 459 int target_examine(void)
 460 {
 461         int retval = ERROR_OK;
 462         target_t *target = all_targets;
 463         while (target)
 464         {
 465                 if ((retval = target->type->examine(target))!=ERROR_OK)
 466                         return retval;
 467                 target = target->next;
 468         }
 469         return retval;
 470 }
 471
 472 static int target_write_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
 473 {
 474         if (!target->type->examined)
 475         {
 476                 LOG_ERROR("Target not examined yet");
 477                 return ERROR_FAIL;
 478         }
 479         return target->type->write_memory_imp(target, address, size, count, buffer);
 480 }
 481
 482 static int target_read_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
 483 {
 484         if (!target->type->examined)
 485         {
 486                 LOG_ERROR("Target not examined yet");
 487                 return ERROR_FAIL;
 488         }
 489         return target->type->read_memory_imp(target, address, size, count, buffer);
 490 }
 491
 492 static int target_soft_reset_halt_imp(struct target_s *target)
 493 {
 494         if (!target->type->examined)
 495         {
 496                 LOG_ERROR("Target not examined yet");
 497                 return ERROR_FAIL;
 498         }
 499         return target->type->soft_reset_halt_imp(target);
 500 }
 501
 502 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)
 503 {
 504         if (!target->type->examined)
 505         {
 506                 LOG_ERROR("Target not examined yet");
 507                 return ERROR_FAIL;
 508         }
 509         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);
 510 }
 511
 512 int target_init(struct command_context_s *cmd_ctx)
 513 {
 514         target_t *target = all_targets;
 515         int retval;
 516
 517         while (target)
 518         {
 519                 target->type->examined = 0;
 520                 if (target->type->examine == NULL)
 521                 {
 522                         target->type->examine = default_examine;
 523                 }
 524
 525                 if ((retval = target->type->init_target(cmd_ctx, target)) != ERROR_OK)
 526                 {
 527                         LOG_ERROR("target '%s' init failed", target->type->name);
 528                         return retval;
 529                 }
 530
 531                 /* Set up default functions if none are provided by target */
 532                 if (target->type->virt2phys == NULL)
 533                 {
 534                         target->type->virt2phys = default_virt2phys;
 535                 }
 536                 target->type->virt2phys = default_virt2phys;
 537                 /* a non-invasive way(in terms of patches) to add some code that
 538                  * runs before the type->write/read_memory implementation
 539                  */
 540                 target->type->write_memory_imp = target->type->write_memory;
 541                 target->type->write_memory = target_write_memory_imp;
 542                 target->type->read_memory_imp = target->type->read_memory;
 543                 target->type->read_memory = target_read_memory_imp;
 544                 target->type->soft_reset_halt_imp = target->type->soft_reset_halt;
 545                 target->type->soft_reset_halt = target_soft_reset_halt_imp;
 546                 target->type->run_algorithm_imp = target->type->run_algorithm;
 547                 target->type->run_algorithm = target_run_algorithm_imp;
 548
 549                 if (target->type->mmu == NULL)
 550                 {
 551                         target->type->mmu = default_mmu;
 552                 }
 553                 target = target->next;
 554         }
 555
 556         if (all_targets)
 557         {
 558                 if((retval = target_register_user_commands(cmd_ctx)) != ERROR_OK)
 559                         return retval;
 560                 if((retval = target_register_timer_callback(handle_target, 100, 1, NULL)) != ERROR_OK)
 561                         return retval;
 562         }
 563
 564         return ERROR_OK;
 565 }
 566
 567 int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
 568 {
 569         target_event_callback_t **callbacks_p = &target_event_callbacks;
 570
 571         if (callback == NULL)
 572         {
 573                 return ERROR_INVALID_ARGUMENTS;
 574         }
 575
 576         if (*callbacks_p)
 577         {
 578                 while ((*callbacks_p)->next)
 579                         callbacks_p = &((*callbacks_p)->next);
 580                 callbacks_p = &((*callbacks_p)->next);
 581         }
 582
 583         (*callbacks_p) = malloc(sizeof(target_event_callback_t));
 584         (*callbacks_p)->callback = callback;
 585         (*callbacks_p)->priv = priv;
 586         (*callbacks_p)->next = NULL;
 587
 588         return ERROR_OK;
 589 }
 590
 591 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
 592 {
 593         target_timer_callback_t **callbacks_p = &target_timer_callbacks;
 594         struct timeval now;
 595
 596         if (callback == NULL)
 597         {
 598                 return ERROR_INVALID_ARGUMENTS;
 599         }
 600
 601         if (*callbacks_p)
 602         {
 603                 while ((*callbacks_p)->next)
 604                         callbacks_p = &((*callbacks_p)->next);
 605                 callbacks_p = &((*callbacks_p)->next);
 606         }
 607
 608         (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
 609         (*callbacks_p)->callback = callback;
 610         (*callbacks_p)->periodic = periodic;
 611         (*callbacks_p)->time_ms = time_ms;
 612
 613         gettimeofday(&now, NULL);
 614         (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
 615         time_ms -= (time_ms % 1000);
 616         (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
 617         if ((*callbacks_p)->when.tv_usec > 1000000)
 618         {
 619                 (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
 620                 (*callbacks_p)->when.tv_sec += 1;
 621         }
 622
 623         (*callbacks_p)->priv = priv;
 624         (*callbacks_p)->next = NULL;
 625
 626         return ERROR_OK;
 627 }
 628
 629 int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
 630 {
 631         target_event_callback_t **p = &target_event_callbacks;
 632         target_event_callback_t *c = target_event_callbacks;
 633
 634         if (callback == NULL)
 635         {
 636                 return ERROR_INVALID_ARGUMENTS;
 637         }
 638
 639         while (c)
 640         {
 641                 target_event_callback_t *next = c->next;
 642                 if ((c->callback == callback) && (c->priv == priv))
 643                 {
 644                         *p = next;
 645                         free(c);
 646                         return ERROR_OK;
 647                 }
 648                 else
 649                         p = &(c->next);
 650                 c = next;
 651         }
 652
 653         return ERROR_OK;
 654 }
 655
 656 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
 657 {
 658         target_timer_callback_t **p = &target_timer_callbacks;
 659         target_timer_callback_t *c = target_timer_callbacks;
 660
 661         if (callback == NULL)
 662         {
 663                 return ERROR_INVALID_ARGUMENTS;
 664         }
 665
 666         while (c)
 667         {
 668                 target_timer_callback_t *next = c->next;
 669                 if ((c->callback == callback) && (c->priv == priv))
 670                 {
 671                         *p = next;
 672                         free(c);
 673                         return ERROR_OK;
 674                 }
 675                 else
 676                         p = &(c->next);
 677                 c = next;
 678         }
 679
 680         return ERROR_OK;
 681 }
 682
 683 int target_call_event_callbacks(target_t *target, enum target_event event)
 684 {
 685         target_event_callback_t *callback = target_event_callbacks;
 686         target_event_callback_t *next_callback;
 687
 688         if (event == TARGET_EVENT_HALTED)
 689         {
 690                 /* execute early halted first */
 691                 target_call_event_callbacks(target, TARGET_EVENT_EARLY_HALTED);
 692         }
 693
 694         LOG_DEBUG("target event %i (%s)",
 695                           event,
 696                           Jim_Nvp_value2name_simple( nvp_target_event, event )->name );
 697
 698         target_handle_event( target, event );
 699
 700         while (callback)
 701         {
 702                 next_callback = callback->next;
 703                 callback->callback(target, event, callback->priv);
 704                 callback = next_callback;
 705         }
 706
 707         return ERROR_OK;
 708 }
 709
 710 static int target_call_timer_callbacks_check_time(int checktime)
 711 {
 712         target_timer_callback_t *callback = target_timer_callbacks;
 713         target_timer_callback_t *next_callback;
 714         struct timeval now;
 715
 716         keep_alive();
 717
 718         gettimeofday(&now, NULL);
 719
 720         while (callback)
 721         {
 722                 next_callback = callback->next;
 723
 724                 if ((!checktime&&callback->periodic)||
 725                                 (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
 726                                                 || (now.tv_sec > callback->when.tv_sec)))
 727                 {
 728                         if(callback->callback != NULL)
 729                         {
 730                                 callback->callback(callback->priv);
 731                                 if (callback->periodic)
 732                                 {
 733                                         int time_ms = callback->time_ms;
 734                                         callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
 735                                         time_ms -= (time_ms % 1000);
 736                                         callback->when.tv_sec = now.tv_sec + time_ms / 1000;
 737                                         if (callback->when.tv_usec > 1000000)
 738                                         {
 739                                                 callback->when.tv_usec = callback->when.tv_usec - 1000000;
 740                                                 callback->when.tv_sec += 1;
 741                                         }
 742                                 }
 743                                 else
 744                                 {
 745                                         int retval;
 746                                         if((retval = target_unregister_timer_callback(callback->callback, callback->priv)) != ERROR_OK)
 747                                                 return retval;
 748                                 }
 749                         }
 750                 }
 751
 752                 callback = next_callback;
 753         }
 754
 755         return ERROR_OK;
 756 }
 757
 758 int target_call_timer_callbacks(void)
 759 {
 760         return target_call_timer_callbacks_check_time(1);
 761 }
 762
 763 /* invoke periodic callbacks immediately */
 764 int target_call_timer_callbacks_now(void)
 765 {
 766         return target_call_timer_callbacks_check_time(0);
 767 }
 768
 769 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
 770 {
 771         working_area_t *c = target->working_areas;
 772         working_area_t *new_wa = NULL;
 773
 774         /* Reevaluate working area address based on MMU state*/
 775         if (target->working_areas == NULL)
 776         {
 777                 int retval;
 778                 int enabled;
 779                 retval = target->type->mmu(target, &enabled);
 780                 if (retval != ERROR_OK)
 781                 {
 782                         return retval;
 783                 }
 784                 if (enabled)
 785                 {
 786                         target->working_area = target->working_area_virt;
 787                 }
 788                 else
 789                 {
 790                         target->working_area = target->working_area_phys;
 791                 }
 792         }
 793
 794         /* only allocate multiples of 4 byte */
 795         if (size % 4)
 796         {
 797                 LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
 798                 size = CEIL(size, 4);
 799         }
 800
 801         /* see if there's already a matching working area */
 802         while (c)
 803         {
 804                 if ((c->free) && (c->size == size))
 805                 {
 806                         new_wa = c;
 807                         break;
 808                 }
 809                 c = c->next;
 810         }
 811
 812         /* if not, allocate a new one */
 813         if (!new_wa)
 814         {
 815                 working_area_t **p = &target->working_areas;
 816                 u32 first_free = target->working_area;
 817                 u32 free_size = target->working_area_size;
 818
 819                 LOG_DEBUG("allocating new working area");
 820
 821                 c = target->working_areas;
 822                 while (c)
 823                 {
 824                         first_free += c->size;
 825                         free_size -= c->size;
 826                         p = &c->next;
 827                         c = c->next;
 828                 }
 829
 830                 if (free_size < size)
 831                 {
 832                         LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
 833                         return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
 834                 }
 835
 836                 new_wa = malloc(sizeof(working_area_t));
 837                 new_wa->next = NULL;
 838                 new_wa->size = size;
 839                 new_wa->address = first_free;
 840
 841                 if (target->backup_working_area)
 842                 {
 843                         int retval;
 844                         new_wa->backup = malloc(new_wa->size);
 845                         if((retval = target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup)) != ERROR_OK)
 846                         {
 847                                 free(new_wa->backup);
 848                                 free(new_wa);
 849                                 return retval;
 850                         }
 851                 }
 852                 else
 853                 {
 854                         new_wa->backup = NULL;
 855                 }
 856
 857                 /* put new entry in list */
 858                 *p = new_wa;
 859         }
 860
 861         /* mark as used, and return the new (reused) area */
 862         new_wa->free = 0;
 863         *area = new_wa;
 864
 865         /* user pointer */
 866         new_wa->user = area;
 867
 868         return ERROR_OK;
 869 }
 870
 871 int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
 872 {
 873         if (area->free)
 874                 return ERROR_OK;
 875
 876         if (restore&&target->backup_working_area)
 877         {
 878                 int retval;
 879                 if((retval = target->type->write_memory(target, area->address, 4, area->size / 4, area->backup)) != ERROR_OK)
 880                         return retval;
 881         }
 882
 883         area->free = 1;
 884
 885         /* mark user pointer invalid */
 886         *area->user = NULL;
 887         area->user = NULL;
 888
 889         return ERROR_OK;
 890 }
 891
 892 int target_free_working_area(struct target_s *target, working_area_t *area)
 893 {
 894         return target_free_working_area_restore(target, area, 1);
 895 }
 896
 897 /* free resources and restore memory, if restoring memory fails,
 898  * free up resources anyway
 899  */
 900 void target_free_all_working_areas_restore(struct target_s *target, int restore)
 901 {
 902         working_area_t *c = target->working_areas;
 903
 904         while (c)
 905         {
 906                 working_area_t *next = c->next;
 907                 target_free_working_area_restore(target, c, restore);
 908
 909                 if (c->backup)
 910                         free(c->backup);
 911
 912                 free(c);
 913
 914                 c = next;
 915         }
 916
 917         target->working_areas = NULL;
 918 }
 919
 920 void target_free_all_working_areas(struct target_s *target)
 921 {
 922         target_free_all_working_areas_restore(target, 1);
 923 }
 924
 925 int target_register_commands(struct command_context_s *cmd_ctx)
 926 {
 927
 928         register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, "change the current command line target (one parameter) or lists targets (with no parameter)");
 929         register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "translate a virtual address into a physical address");
 930         register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "profiling samples the CPU PC");
 931
 932         register_command(cmd_ctx, NULL, "fast_load_image", handle_fast_load_image_command, COMMAND_ANY,
 933                         "same args as load_image, image stored in memory - mainly for profiling purposes");
 934
 935         register_command(cmd_ctx, NULL, "fast_load", handle_fast_load_command, COMMAND_ANY,
 936                         "loads active fast load image to current target - mainly for profiling purposes");
 937
 938
 939
 940         register_jim(cmd_ctx, "target", jim_target, "configure target" );
 941
 942
 943         /* script procedures */
 944         register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing");
 945         register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values");
 946         return ERROR_OK;
 947 }
 948
 949 int target_arch_state(struct target_s *target)
 950 {
 951         int retval;
 952         if (target==NULL)
 953         {
 954                 LOG_USER("No target has been configured");
 955                 return ERROR_OK;
 956         }
 957
 958         LOG_USER("target state: %s",
 959                  Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name);
 960
 961         if (target->state!=TARGET_HALTED)
 962                 return ERROR_OK;
 963
 964         retval=target->type->arch_state(target);
 965         return retval;
 966 }
 967
 968 /* Single aligned words are guaranteed to use 16 or 32 bit access
 969  * mode respectively, otherwise data is handled as quickly as
 970  * possible
 971  */
 972 int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
 973 {
 974         int retval;
 975         LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
 976
 977         if (!target->type->examined)
 978         {
 979                 LOG_ERROR("Target not examined yet");
 980                 return ERROR_FAIL;
 981         }
 982
 983         if ((address + size - 1) < address)
 984         {
 985                 /* GDB can request this when e.g. PC is 0xfffffffc*/
 986                 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
 987                 return ERROR_FAIL;
 988         }
 989
 990         if (((address % 2) == 0) && (size == 2))
 991         {
 992                 return target->type->write_memory(target, address, 2, 1, buffer);
 993         }
 994
 995         /* handle unaligned head bytes */
 996         if (address % 4)
 997         {
 998                 int unaligned = 4 - (address % 4);
 999
1000                 if (unaligned > size)
1001                         unaligned = size;
1002
1003                 if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1004                         return retval;
1005
1006                 buffer += unaligned;
1007                 address += unaligned;
1008                 size -= unaligned;
1009         }
1010
1011         /* handle aligned words */
1012         if (size >= 4)
1013         {
1014                 int aligned = size - (size % 4);
1015
1016                 /* use bulk writes above a certain limit. This may have to be changed */
1017                 if (aligned > 128)
1018                 {
1019                         if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
1020                                 return retval;
1021                 }
1022                 else
1023                 {
1024                         if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1025                                 return retval;
1026                 }
1027
1028                 buffer += aligned;
1029                 address += aligned;
1030                 size -= aligned;
1031         }
1032
1033         /* handle tail writes of less than 4 bytes */
1034         if (size > 0)
1035         {
1036                 if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
1037                         return retval;
1038         }
1039
1040         return ERROR_OK;
1041 }
1042
1043 /* Single aligned words are guaranteed to use 16 or 32 bit access
1044  * mode respectively, otherwise data is handled as quickly as
1045  * possible
1046  */
1047 int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
1048 {
1049         int retval;
1050         LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
1051
1052         if (!target->type->examined)
1053         {
1054                 LOG_ERROR("Target not examined yet");
1055                 return ERROR_FAIL;
1056         }
1057
1058         if ((address + size - 1) < address)
1059         {
1060                 /* GDB can request this when e.g. PC is 0xfffffffc*/
1061                 LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
1062                 return ERROR_FAIL;
1063         }
1064
1065         if (((address % 2) == 0) && (size == 2))
1066         {
1067                 return target->type->read_memory(target, address, 2, 1, buffer);
1068         }
1069
1070         /* handle unaligned head bytes */
1071         if (address % 4)
1072         {
1073                 int unaligned = 4 - (address % 4);
1074
1075                 if (unaligned > size)
1076                         unaligned = size;
1077
1078                 if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
1079                         return retval;
1080
1081                 buffer += unaligned;
1082                 address += unaligned;
1083                 size -= unaligned;
1084         }
1085
1086         /* handle aligned words */
1087         if (size >= 4)
1088         {
1089                 int aligned = size - (size % 4);
1090
1091                 if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
1092                         return retval;
1093
1094                 buffer += aligned;
1095                 address += aligned;
1096                 size -= aligned;
1097         }
1098
1099         /* handle tail writes of less than 4 bytes */
1100         if (size > 0)
1101         {
1102                 if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
1103                         return retval;
1104         }
1105
1106         return ERROR_OK;
1107 }
1108
1109 int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
1110 {
1111         u8 *buffer;
1112         int retval;
1113         int i;
1114         u32 checksum = 0;
1115         if (!target->type->examined)
1116         {
1117                 LOG_ERROR("Target not examined yet");
1118                 return ERROR_FAIL;
1119         }
1120
1121         if ((retval = target->type->checksum_memory(target, address,
1122                 size, &checksum)) != ERROR_OK)
1123         {
1124                 buffer = malloc(size);
1125                 if (buffer == NULL)
1126                 {
1127                         LOG_ERROR("error allocating buffer for section (%d bytes)", size);
1128                         return ERROR_INVALID_ARGUMENTS;
1129                 }
1130                 retval = target_read_buffer(target, address, size, buffer);
1131                 if (retval != ERROR_OK)
1132                 {
1133                         free(buffer);
1134                         return retval;
1135                 }
1136
1137                 /* convert to target endianess */
1138                 for (i = 0; i < (size/sizeof(u32)); i++)
1139                 {
1140                         u32 target_data;
1141                         target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
1142                         target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
1143                 }
1144
1145                 retval = image_calculate_checksum( buffer, size, &checksum );
1146                 free(buffer);
1147         }
1148
1149         *crc = checksum;
1150
1151         return retval;
1152 }
1153
1154 int target_blank_check_memory(struct target_s *target, u32 address, u32 size, u32* blank)
1155 {
1156         int retval;
1157         if (!target->type->examined)
1158         {
1159                 LOG_ERROR("Target not examined yet");
1160                 return ERROR_FAIL;
1161         }
1162
1163         if (target->type->blank_check_memory == 0)
1164                 return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
1165
1166         retval = target->type->blank_check_memory(target, address, size, blank);
1167
1168         return retval;
1169 }
1170
1171 int target_read_u32(struct target_s *target, u32 address, u32 *value)
1172 {
1173         u8 value_buf[4];
1174         if (!target->type->examined)
1175         {
1176                 LOG_ERROR("Target not examined yet");
1177                 return ERROR_FAIL;
1178         }
1179
1180         int retval = target->type->read_memory(target, address, 4, 1, value_buf);
1181
1182         if (retval == ERROR_OK)
1183         {
1184                 *value = target_buffer_get_u32(target, value_buf);
1185                 LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
1186         }
1187         else
1188         {
1189                 *value = 0x0;
1190                 LOG_DEBUG("address: 0x%8.8x failed", address);
1191         }
1192
1193         return retval;
1194 }
1195
1196 int target_read_u16(struct target_s *target, u32 address, u16 *value)
1197 {
1198         u8 value_buf[2];
1199         if (!target->type->examined)
1200         {
1201                 LOG_ERROR("Target not examined yet");
1202                 return ERROR_FAIL;
1203         }
1204
1205         int retval = target->type->read_memory(target, address, 2, 1, value_buf);
1206
1207         if (retval == ERROR_OK)
1208         {
1209                 *value = target_buffer_get_u16(target, value_buf);
1210                 LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
1211         }
1212         else
1213         {
1214                 *value = 0x0;
1215                 LOG_DEBUG("address: 0x%8.8x failed", address);
1216         }
1217
1218         return retval;
1219 }
1220
1221 int target_read_u8(struct target_s *target, u32 address, u8 *value)
1222 {
1223         int retval = target->type->read_memory(target, address, 1, 1, value);
1224         if (!target->type->examined)
1225         {
1226                 LOG_ERROR("Target not examined yet");
1227                 return ERROR_FAIL;
1228         }
1229
1230         if (retval == ERROR_OK)
1231         {
1232                 LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
1233         }
1234         else
1235         {
1236                 *value = 0x0;
1237                 LOG_DEBUG("address: 0x%8.8x failed", address);
1238         }
1239
1240         return retval;
1241 }
1242
1243 int target_write_u32(struct target_s *target, u32 address, u32 value)
1244 {
1245         int retval;
1246         u8 value_buf[4];
1247         if (!target->type->examined)
1248         {
1249                 LOG_ERROR("Target not examined yet");
1250                 return ERROR_FAIL;
1251         }
1252
1253         LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1254
1255         target_buffer_set_u32(target, value_buf, value);
1256         if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
1257         {
1258                 LOG_DEBUG("failed: %i", retval);
1259         }
1260
1261         return retval;
1262 }
1263
1264 int target_write_u16(struct target_s *target, u32 address, u16 value)
1265 {
1266         int retval;
1267         u8 value_buf[2];
1268         if (!target->type->examined)
1269         {
1270                 LOG_ERROR("Target not examined yet");
1271                 return ERROR_FAIL;
1272         }
1273
1274         LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
1275
1276         target_buffer_set_u16(target, value_buf, value);
1277         if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
1278         {
1279                 LOG_DEBUG("failed: %i", retval);
1280         }
1281
1282         return retval;
1283 }
1284
1285 int target_write_u8(struct target_s *target, u32 address, u8 value)
1286 {
1287         int retval;
1288         if (!target->type->examined)
1289         {
1290                 LOG_ERROR("Target not examined yet");
1291                 return ERROR_FAIL;
1292         }
1293
1294         LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
1295
1296         if ((retval = target->type->write_memory(target, address, 1, 1, &value)) != ERROR_OK)
1297         {
1298                 LOG_DEBUG("failed: %i", retval);
1299         }
1300
1301         return retval;
1302 }
1303
1304 int target_register_user_commands(struct command_context_s *cmd_ctx)
1305 {
1306         int retval = ERROR_OK;
1307         register_command(cmd_ctx,  NULL, "reg", handle_reg_command, COMMAND_EXEC, "display or set a register");
1308         register_command(cmd_ctx,  NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
1309         register_command(cmd_ctx,  NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
1310         register_command(cmd_ctx,  NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
1311         register_command(cmd_ctx,  NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
1312         register_command(cmd_ctx,  NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
1313         register_command(cmd_ctx,  NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init] - default is run");
1314         register_command(cmd_ctx,  NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
1315
1316         register_command(cmd_ctx,  NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
1317         register_command(cmd_ctx,  NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
1318         register_command(cmd_ctx,  NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
1319
1320         register_command(cmd_ctx,  NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
1321         register_command(cmd_ctx,  NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
1322         register_command(cmd_ctx,  NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
1323
1324         register_command(cmd_ctx,  NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
1325         register_command(cmd_ctx,  NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
1326         register_command(cmd_ctx,  NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
1327         register_command(cmd_ctx,  NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
1328
1329         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]");
1330         register_command(cmd_ctx,  NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
1331         register_command(cmd_ctx,  NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
1332
1333         if((retval = target_request_register_commands(cmd_ctx)) != ERROR_OK)
1334                 return retval;
1335         if((retval = trace_register_commands(cmd_ctx)) != ERROR_OK)
1336                 return retval;
1337
1338         return retval;
1339 }
1340
1341 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1342 {
1343         char *cp;
1344         target_t *target = all_targets;
1345
1346         if (argc == 1)
1347         {
1348                 /* try as tcltarget name */
1349                 for( target = all_targets ; target ; target = target->next ){
1350                   if( target->cmd_name ){
1351                         if( 0 == strcmp( args[0], target->cmd_name ) ){
1352                                 /* MATCH */
1353                                 goto Match;
1354                         }
1355                   }
1356                 }
1357                 /* no match, try as number */
1358
1359                 int num = strtoul(args[0], &cp, 0 );
1360                 if( *cp != 0 ){
1361                         /* then it was not a number */
1362                         command_print( cmd_ctx, "Target: %s unknown, try one of:\n", args[0] );
1363                         goto DumpTargets;
1364                 }
1365
1366                 target = get_target_by_num( num );
1367                 if( target == NULL ){
1368                         command_print(cmd_ctx,"Target: %s is unknown, try one of:\n", args[0] );
1369                         goto DumpTargets;
1370                 }
1371         Match:
1372                 cmd_ctx->current_target = target->target_number;
1373                 return ERROR_OK;
1374         }
1375 DumpTargets:
1376
1377         target = all_targets;
1378         command_print(cmd_ctx, "    CmdName    Type       Endian     AbsChainPos Name          State     ");
1379         command_print(cmd_ctx, "--  ---------- ---------- ---------- ----------- ------------- ----------");
1380         while (target)
1381         {
1382                 /* XX: abcdefghij abcdefghij abcdefghij abcdefghij */
1383                 command_print(cmd_ctx, "%2d: %-10s %-10s %-10s %10d %14s %s",
1384                                           target->target_number,
1385                                           target->cmd_name,
1386                                           target->type->name,
1387                                           Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness )->name,
1388                                           target->tap->abs_chain_position,
1389                                           target->tap->dotted_name,
1390                                           Jim_Nvp_value2name_simple( nvp_target_state, target->state )->name );
1391                 target = target->next;
1392         }
1393
1394         return ERROR_OK;
1395 }
1396
1397 /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */
1398
1399 static int powerDropout;
1400 static int srstAsserted;
1401
1402 static int runPowerRestore;
1403 static int runPowerDropout;
1404 static int runSrstAsserted;
1405 static int runSrstDeasserted;
1406
1407 static int sense_handler(void)
1408 {
1409         static int prevSrstAsserted = 0;
1410         static int prevPowerdropout = 0;
1411
1412         int retval;
1413         if ((retval=jtag_power_dropout(&powerDropout))!=ERROR_OK)
1414                 return retval;
1415
1416         int powerRestored;
1417         powerRestored = prevPowerdropout && !powerDropout;
1418         if (powerRestored)
1419         {
1420                 runPowerRestore = 1;
1421         }
1422
1423         long long current = timeval_ms();
1424         static long long lastPower = 0;
1425         int waitMore = lastPower + 2000 > current;
1426         if (powerDropout && !waitMore)
1427         {
1428                 runPowerDropout = 1;
1429                 lastPower = current;
1430         }
1431
1432         if ((retval=jtag_srst_asserted(&srstAsserted))!=ERROR_OK)
1433                 return retval;
1434
1435         int srstDeasserted;
1436         srstDeasserted = prevSrstAsserted && !srstAsserted;
1437
1438         static long long lastSrst = 0;
1439         waitMore = lastSrst + 2000 > current;
1440         if (srstDeasserted && !waitMore)
1441         {
1442                 runSrstDeasserted = 1;
1443                 lastSrst = current;
1444         }
1445
1446         if (!prevSrstAsserted && srstAsserted)
1447         {
1448                 runSrstAsserted = 1;
1449         }
1450
1451         prevSrstAsserted = srstAsserted;
1452         prevPowerdropout = powerDropout;
1453
1454         if (srstDeasserted || powerRestored)
1455         {
1456                 /* Other than logging the event we can't do anything here.
1457                  * Issuing a reset is a particularly bad idea as we might
1458                  * be inside a reset already.
1459                  */
1460         }
1461
1462         return ERROR_OK;
1463 }
1464
1465 /* process target state changes */
1466 int handle_target(void *priv)
1467 {
1468         int retval = ERROR_OK;
1469
1470         /* we do not want to recurse here... */
1471         static int recursive = 0;
1472         if (! recursive)
1473         {
1474                 recursive = 1;
1475                 sense_handler();
1476                 /* danger! running these procedures can trigger srst assertions and power dropouts.
1477                  * We need to avoid an infinite loop/recursion here and we do that by
1478                  * clearing the flags after running these events.
1479                  */
1480                 int did_something = 0;
1481                 if (runSrstAsserted)
1482                 {
1483                         Jim_Eval( interp, "srst_asserted");
1484                         did_something = 1;
1485                 }
1486                 if (runSrstDeasserted)
1487                 {
1488                         Jim_Eval( interp, "srst_deasserted");
1489                         did_something = 1;
1490                 }
1491                 if (runPowerDropout)
1492                 {
1493                         Jim_Eval( interp, "power_dropout");
1494                         did_something = 1;
1495                 }
1496                 if (runPowerRestore)
1497                 {
1498                         Jim_Eval( interp, "power_restore");
1499                         did_something = 1;
1500                 }
1501
1502                 if (did_something)
1503                 {
1504                         /* clear detect flags */
1505                         sense_handler();
1506                 }
1507
1508                 /* clear action flags */
1509
1510                 runSrstAsserted=0;
1511                 runSrstDeasserted=0;
1512                 runPowerRestore=0;
1513                 runPowerDropout=0;
1514
1515                 recursive = 0;
1516         }
1517
1518         target_t *target = all_targets;
1519
1520         while (target)
1521         {
1522
1523                 /* only poll target if we've got power and srst isn't asserted */
1524                 if (target_continous_poll&&!powerDropout&&!srstAsserted)
1525                 {
1526                         /* polling may fail silently until the target has been examined */
1527                         if((retval = target_poll(target)) != ERROR_OK)
1528                                 return retval;
1529                 }
1530
1531                 target = target->next;
1532         }
1533
1534         return retval;
1535 }
1536
1537 int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1538 {
1539         target_t *target;
1540         reg_t *reg = NULL;
1541         int count = 0;
1542         char *value;
1543
1544         LOG_DEBUG("-");
1545
1546         target = get_current_target(cmd_ctx);
1547
1548         /* list all available registers for the current target */
1549         if (argc == 0)
1550         {
1551                 reg_cache_t *cache = target->reg_cache;
1552
1553                 count = 0;
1554                 while(cache)
1555                 {
1556                         int i;
1557                         for (i = 0; i < cache->num_regs; i++)
1558                         {
1559                                 value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
1560                                 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);
1561                                 free(value);
1562                         }
1563                         cache = cache->next;
1564                 }
1565
1566                 return ERROR_OK;
1567         }
1568
1569         /* access a single register by its ordinal number */
1570         if ((args[0][0] >= '0') && (args[0][0] <= '9'))
1571         {
1572                 int num = strtoul(args[0], NULL, 0);
1573                 reg_cache_t *cache = target->reg_cache;
1574
1575                 count = 0;
1576                 while(cache)
1577                 {
1578                         int i;
1579                         for (i = 0; i < cache->num_regs; i++)
1580                         {
1581                                 if (count++ == num)
1582                                 {
1583                                         reg = &cache->reg_list[i];
1584                                         break;
1585                                 }
1586                         }
1587                         if (reg)
1588                                 break;
1589                         cache = cache->next;
1590                 }
1591
1592                 if (!reg)
1593                 {
1594                         command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
1595                         return ERROR_OK;
1596                 }
1597         } else /* access a single register by its name */
1598         {
1599                 reg = register_get_by_name(target->reg_cache, args[0], 1);
1600
1601                 if (!reg)
1602                 {
1603                         command_print(cmd_ctx, "register %s not found in current target", args[0]);
1604                         return ERROR_OK;
1605                 }
1606         }
1607
1608         /* display a register */
1609         if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
1610         {
1611                 if ((argc == 2) && (strcmp(args[1], "force") == 0))
1612                         reg->valid = 0;
1613
1614                 if (reg->valid == 0)
1615                 {
1616                         reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1617                         arch_type->get(reg);
1618                 }
1619                 value = buf_to_str(reg->value, reg->size, 16);
1620                 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1621                 free(value);
1622                 return ERROR_OK;
1623         }
1624
1625         /* set register value */
1626         if (argc == 2)
1627         {
1628                 u8 *buf = malloc(CEIL(reg->size, 8));
1629                 str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
1630
1631                 reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
1632                 arch_type->set(reg, buf);
1633
1634                 value = buf_to_str(reg->value, reg->size, 16);
1635                 command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
1636                 free(value);
1637
1638                 free(buf);
1639
1640                 return ERROR_OK;
1641         }
1642
1643         command_print(cmd_ctx, "usage: reg <#|name> [value]");
1644
1645         return ERROR_OK;
1646 }
1647
1648 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1649 {
1650         int retval = ERROR_OK;
1651         target_t *target = get_current_target(cmd_ctx);
1652
1653         if (argc == 0)
1654         {
1655                 if((retval = target_poll(target)) != ERROR_OK)
1656                         return retval;
1657                 if((retval = target_arch_state(target)) != ERROR_OK)
1658                         return retval;
1659
1660         }
1661         else if (argc==1)
1662         {
1663                 if (strcmp(args[0], "on") == 0)
1664                 {
1665                         target_continous_poll = 1;
1666                 }
1667                 else if (strcmp(args[0], "off") == 0)
1668                 {
1669                         target_continous_poll = 0;
1670                 }
1671                 else
1672                 {
1673                         command_print(cmd_ctx, "arg is \"on\" or \"off\"");
1674                 }
1675         } else
1676         {
1677                 return ERROR_COMMAND_SYNTAX_ERROR;
1678         }
1679
1680         return retval;
1681 }
1682
1683 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1684 {
1685         int ms = 5000;
1686
1687         if (argc > 0)
1688         {
1689                 char *end;
1690
1691                 ms = strtoul(args[0], &end, 0) * 1000;
1692                 if (*end)
1693                 {
1694                         command_print(cmd_ctx, "usage: %s [seconds]", cmd);
1695                         return ERROR_OK;
1696                 }
1697         }
1698         target_t *target = get_current_target(cmd_ctx);
1699
1700         return target_wait_state(target, TARGET_HALTED, ms);
1701 }
1702
1703 int target_wait_state(target_t *target, enum target_state state, int ms)
1704 {
1705         int retval;
1706         struct timeval timeout, now;
1707         int once=1;
1708         gettimeofday(&timeout, NULL);
1709         timeval_add_time(&timeout, 0, ms * 1000);
1710
1711         for (;;)
1712         {
1713                 if ((retval=target_poll(target))!=ERROR_OK)
1714                         return retval;
1715                 keep_alive();
1716                 if (target->state == state)
1717                 {
1718                         break;
1719                 }
1720                 if (once)
1721                 {
1722                         once=0;
1723                         LOG_DEBUG("waiting for target %s...",
1724                                 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
1725                 }
1726
1727                 gettimeofday(&now, NULL);
1728                 if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
1729                 {
1730                         LOG_ERROR("timed out while waiting for target %s",
1731                                 Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
1732                         return ERROR_FAIL;
1733                 }
1734         }
1735
1736         return ERROR_OK;
1737 }
1738
1739 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1740 {
1741         int retval;
1742         target_t *target = get_current_target(cmd_ctx);
1743
1744         LOG_DEBUG("-");
1745
1746         if ((retval = target_halt(target)) != ERROR_OK)
1747         {
1748                 return retval;
1749         }
1750
1751         return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
1752 }
1753
1754 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1755 {
1756         target_t *target = get_current_target(cmd_ctx);
1757
1758         LOG_USER("requesting target halt and executing a soft reset");
1759
1760         target->type->soft_reset_halt(target);
1761
1762         return ERROR_OK;
1763 }
1764
1765 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1766 {
1767         const Jim_Nvp *n;
1768         enum target_reset_mode reset_mode = RESET_RUN;
1769
1770         if (argc >= 1)
1771         {
1772                 n = Jim_Nvp_name2value_simple( nvp_reset_modes, args[0] );
1773                 if( (n->name == NULL) || (n->value == RESET_UNKNOWN) ){
1774                         return ERROR_COMMAND_SYNTAX_ERROR;
1775                 }
1776                 reset_mode = n->value;
1777         }
1778
1779         /* reset *all* targets */
1780         return target_process_reset(cmd_ctx, reset_mode);
1781 }
1782
1783
1784 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1785 {
1786         int retval;
1787         target_t *target = get_current_target(cmd_ctx);
1788
1789         target_handle_event( target, TARGET_EVENT_OLD_pre_resume );
1790
1791         if (argc == 0)
1792                 retval = target_resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
1793         else if (argc == 1)
1794                 retval = target_resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
1795         else
1796         {
1797                 retval = ERROR_COMMAND_SYNTAX_ERROR;
1798         }
1799
1800         return retval;
1801 }
1802
1803 int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1804 {
1805         target_t *target = get_current_target(cmd_ctx);
1806
1807         LOG_DEBUG("-");
1808
1809         if (argc == 0)
1810                 return target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
1811
1812         if (argc == 1)
1813                 return target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
1814
1815         return ERROR_OK;
1816 }
1817
1818 int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1819 {
1820         const int line_bytecnt = 32;
1821         int count = 1;
1822         int size = 4;
1823         u32 address = 0;
1824         int line_modulo;
1825         int i;
1826
1827         char output[128];
1828         int output_len;
1829
1830         int retval;
1831
1832         u8 *buffer;
1833         target_t *target = get_current_target(cmd_ctx);
1834
1835         if (argc < 1)
1836                 return ERROR_OK;
1837
1838         if (argc == 2)
1839                 count = strtoul(args[1], NULL, 0);
1840
1841         address = strtoul(args[0], NULL, 0);
1842
1843         switch (cmd[2])
1844         {
1845                 case 'w':
1846                         size = 4; line_modulo = line_bytecnt / 4;
1847                         break;
1848                 case 'h':
1849                         size = 2; line_modulo = line_bytecnt / 2;
1850                         break;
1851                 case 'b':
1852                         size = 1; line_modulo = line_bytecnt / 1;
1853                         break;
1854                 default:
1855                         return ERROR_OK;
1856         }
1857
1858         buffer = calloc(count, size);
1859         retval  = target->type->read_memory(target, address, size, count, buffer);
1860         if (retval == ERROR_OK)
1861         {
1862                 output_len = 0;
1863
1864                 for (i = 0; i < count; i++)
1865                 {
1866                         if (i%line_modulo == 0)
1867                                 output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
1868
1869                         switch (size)
1870                         {
1871                                 case 4:
1872                                         output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
1873                                         break;
1874                                 case 2:
1875                                         output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
1876                                         break;
1877                                 case 1:
1878                                         output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
1879                                         break;
1880                         }
1881
1882                         if ((i%line_modulo == line_modulo-1) || (i == count - 1))
1883                         {
1884                                 command_print(cmd_ctx, output);
1885                                 output_len = 0;
1886                         }
1887                 }
1888         }
1889
1890         free(buffer);
1891
1892         return retval;
1893 }
1894
1895 int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1896 {
1897         u32 address = 0;
1898         u32 value = 0;
1899         int count = 1;
1900         int i;
1901         int wordsize;
1902         target_t *target = get_current_target(cmd_ctx);
1903         u8 value_buf[4];
1904
1905          if ((argc < 2) || (argc > 3))
1906                 return ERROR_COMMAND_SYNTAX_ERROR;
1907
1908         address = strtoul(args[0], NULL, 0);
1909         value = strtoul(args[1], NULL, 0);
1910         if (argc == 3)
1911                 count = strtoul(args[2], NULL, 0);
1912
1913         switch (cmd[2])
1914         {
1915                 case 'w':
1916                         wordsize = 4;
1917                         target_buffer_set_u32(target, value_buf, value);
1918                         break;
1919                 case 'h':
1920                         wordsize = 2;
1921                         target_buffer_set_u16(target, value_buf, value);
1922                         break;
1923                 case 'b':
1924                         wordsize = 1;
1925                         value_buf[0] = value;
1926                         break;
1927                 default:
1928                         return ERROR_COMMAND_SYNTAX_ERROR;
1929         }
1930         for (i=0; i<count; i++)
1931         {
1932                 int retval;
1933                 switch (wordsize)
1934                 {
1935                         case 4:
1936                                 retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
1937                                 break;
1938                         case 2:
1939                                 retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
1940                                 break;
1941                         case 1:
1942                                 retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
1943                         break;
1944                         default:
1945                         return ERROR_OK;
1946                 }
1947                 keep_alive();
1948
1949                 if (retval!=ERROR_OK)
1950                 {
1951                         return retval;
1952                 }
1953         }
1954
1955         return ERROR_OK;
1956
1957 }
1958
1959 int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
1960 {
1961         u8 *buffer;
1962         u32 buf_cnt;
1963         u32 image_size;
1964         u32 min_address=0;
1965         u32 max_address=0xffffffff;
1966         int i;
1967         int retval, retvaltemp;
1968
1969         image_t image;
1970
1971         duration_t duration;
1972         char *duration_text;
1973
1974         target_t *target = get_current_target(cmd_ctx);
1975
1976         if ((argc < 1)||(argc > 5))
1977         {
1978                 return ERROR_COMMAND_SYNTAX_ERROR;
1979         }
1980
1981         /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
1982         if (argc >= 2)
1983         {
1984                 image.base_address_set = 1;
1985                 image.base_address = strtoul(args[1], NULL, 0);
1986         }
1987         else
1988         {
1989                 image.base_address_set = 0;
1990         }
1991
1992
1993         image.start_address_set = 0;
1994
1995         if (argc>=4)
1996         {
1997                 min_address=strtoul(args[3], NULL, 0);
1998         }
1999         if (argc>=5)
2000         {
2001                 max_address=strtoul(args[4], NULL, 0)+min_address;
2002         }
2003
2004         if (min_address>max_address)
2005         {
2006                 return ERROR_COMMAND_SYNTAX_ERROR;
2007         }
2008
2009         duration_start_measure(&duration);
2010
2011         if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
2012         {
2013                 return ERROR_OK;
2014         }
2015
2016         image_size = 0x0;
2017         retval = ERROR_OK;
2018         for (i = 0; i < image.num_sections; i++)
2019         {
2020                 buffer = malloc(image.sections[i].size);
2021                 if (buffer == NULL)
2022                 {
2023                         command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2024                         break;
2025                 }
2026
2027                 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2028                 {
2029                         free(buffer);
2030                         break;
2031                 }
2032
2033                 u32 offset=0;
2034                 u32 length=buf_cnt;
2035
2036                 /* DANGER!!! beware of unsigned comparision here!!! */
2037
2038                 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
2039                                 (image.sections[i].base_address<max_address))
2040                 {
2041                         if (image.sections[i].base_address<min_address)
2042                         {
2043                                 /* clip addresses below */
2044                                 offset+=min_address-image.sections[i].base_address;
2045                                 length-=offset;
2046                         }
2047
2048                         if (image.sections[i].base_address+buf_cnt>max_address)
2049                         {
2050                                 length-=(image.sections[i].base_address+buf_cnt)-max_address;
2051                         }
2052
2053                         if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
2054                         {
2055                                 free(buffer);
2056                                 break;
2057                         }
2058                         image_size += length;
2059                         command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
2060                 }
2061
2062                 free(buffer);
2063         }
2064
2065         if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2066         {
2067                 image_close(&image);
2068                 return retvaltemp;
2069         }
2070
2071         if (retval==ERROR_OK)
2072         {
2073                 command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
2074         }
2075         free(duration_text);
2076
2077         image_close(&image);
2078
2079         return retval;
2080
2081 }
2082
2083 int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2084 {
2085         fileio_t fileio;
2086
2087         u32 address;
2088         u32 size;
2089         u8 buffer[560];
2090         int retval=ERROR_OK, retvaltemp;
2091
2092         duration_t duration;
2093         char *duration_text;
2094
2095         target_t *target = get_current_target(cmd_ctx);
2096
2097         if (argc != 3)
2098         {
2099                 command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
2100                 return ERROR_OK;
2101         }
2102
2103         address = strtoul(args[1], NULL, 0);
2104         size = strtoul(args[2], NULL, 0);
2105
2106         if ((address & 3) || (size & 3))
2107         {
2108                 command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
2109                 return ERROR_OK;
2110         }
2111
2112         if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
2113         {
2114                 return ERROR_OK;
2115         }
2116
2117         duration_start_measure(&duration);
2118
2119         while (size > 0)
2120         {
2121                 u32 size_written;
2122                 u32 this_run_size = (size > 560) ? 560 : size;
2123
2124                 retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
2125                 if (retval != ERROR_OK)
2126                 {
2127                         break;
2128                 }
2129
2130                 retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
2131                 if (retval != ERROR_OK)
2132                 {
2133                         break;
2134                 }
2135
2136                 size -= this_run_size;
2137                 address += this_run_size;
2138         }
2139
2140         if((retvaltemp = fileio_close(&fileio)) != ERROR_OK)
2141                 return retvaltemp;
2142
2143         if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2144                 return retvaltemp;
2145
2146         if (retval==ERROR_OK)
2147         {
2148                 command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
2149         }
2150         free(duration_text);
2151
2152         return ERROR_OK;
2153 }
2154
2155 int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2156 {
2157         u8 *buffer;
2158         u32 buf_cnt;
2159         u32 image_size;
2160         int i;
2161         int retval, retvaltemp;
2162         u32 checksum = 0;
2163         u32 mem_checksum = 0;
2164
2165         image_t image;
2166
2167         duration_t duration;
2168         char *duration_text;
2169
2170         target_t *target = get_current_target(cmd_ctx);
2171
2172         if (argc < 1)
2173         {
2174                 return ERROR_COMMAND_SYNTAX_ERROR;
2175         }
2176
2177         if (!target)
2178         {
2179                 LOG_ERROR("no target selected");
2180                 return ERROR_FAIL;
2181         }
2182
2183         duration_start_measure(&duration);
2184
2185         if (argc >= 2)
2186         {
2187                 image.base_address_set = 1;
2188                 image.base_address = strtoul(args[1], NULL, 0);
2189         }
2190         else
2191         {
2192                 image.base_address_set = 0;
2193                 image.base_address = 0x0;
2194         }
2195
2196         image.start_address_set = 0;
2197
2198         if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
2199         {
2200                 return retval;
2201         }
2202
2203         image_size = 0x0;
2204         retval=ERROR_OK;
2205         for (i = 0; i < image.num_sections; i++)
2206         {
2207                 buffer = malloc(image.sections[i].size);
2208                 if (buffer == NULL)
2209                 {
2210                         command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
2211                         break;
2212                 }
2213                 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
2214                 {
2215                         free(buffer);
2216                         break;
2217                 }
2218
2219                 /* calculate checksum of image */
2220                 image_calculate_checksum( buffer, buf_cnt, &checksum );
2221
2222                 retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
2223                 if( retval != ERROR_OK )
2224                 {
2225                         free(buffer);
2226                         break;
2227                 }
2228
2229                 if( checksum != mem_checksum )
2230                 {
2231                         /* failed crc checksum, fall back to a binary compare */
2232                         u8 *data;
2233
2234                         command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
2235
2236                         data = (u8*)malloc(buf_cnt);
2237
2238                         /* Can we use 32bit word accesses? */
2239                         int size = 1;
2240                         int count = buf_cnt;
2241                         if ((count % 4) == 0)
2242                         {
2243                                 size *= 4;
2244                                 count /= 4;
2245                         }
2246                         retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
2247                         if (retval == ERROR_OK)
2248                         {
2249                                 int t;
2250                                 for (t = 0; t < buf_cnt; t++)
2251                                 {
2252                                         if (data[t] != buffer[t])
2253                                         {
2254                                                 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]);
2255                                                 free(data);
2256                                                 free(buffer);
2257                                                 retval=ERROR_FAIL;
2258                                                 goto done;
2259                                         }
2260                                         if ((t%16384)==0)
2261                                         {
2262                                                 keep_alive();
2263                                         }
2264                                 }
2265                         }
2266
2267                         free(data);
2268                 }
2269
2270                 free(buffer);
2271                 image_size += buf_cnt;
2272         }
2273 done:
2274
2275         if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
2276         {
2277                 image_close(&image);
2278                 return retvaltemp;
2279         }
2280
2281         if (retval==ERROR_OK)
2282         {
2283                 command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
2284         }
2285         free(duration_text);
2286
2287         image_close(&image);
2288
2289         return retval;
2290 }
2291
2292 int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2293 {
2294         int retval;
2295         target_t *target = get_current_target(cmd_ctx);
2296
2297         if (argc == 0)
2298         {
2299                 breakpoint_t *breakpoint = target->breakpoints;
2300
2301                 while (breakpoint)
2302                 {
2303                         if (breakpoint->type == BKPT_SOFT)
2304                         {
2305                                 char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
2306                                 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
2307                                 free(buf);
2308                         }
2309                         else
2310                         {
2311                                 command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
2312                         }
2313                         breakpoint = breakpoint->next;
2314                 }
2315         }
2316         else if (argc >= 2)
2317         {
2318                 int hw = BKPT_SOFT;
2319                 u32 length = 0;
2320
2321                 length = strtoul(args[1], NULL, 0);
2322
2323                 if (argc >= 3)
2324                         if (strcmp(args[2], "hw") == 0)
2325                                 hw = BKPT_HARD;
2326
2327                 if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
2328                 {
2329                         LOG_ERROR("Failure setting breakpoints");
2330                 }
2331                 else
2332                 {
2333                         command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
2334                 }
2335         }
2336         else
2337         {
2338                 command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
2339         }
2340
2341         return ERROR_OK;
2342 }
2343
2344 int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2345 {
2346         target_t *target = get_current_target(cmd_ctx);
2347
2348         if (argc > 0)
2349                 breakpoint_remove(target, strtoul(args[0], NULL, 0));
2350
2351         return ERROR_OK;
2352 }
2353
2354 int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2355 {
2356         target_t *target = get_current_target(cmd_ctx);
2357         int retval;
2358
2359         if (argc == 0)
2360         {
2361                 watchpoint_t *watchpoint = target->watchpoints;
2362
2363                 while (watchpoint)
2364                 {
2365                         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);
2366                         watchpoint = watchpoint->next;
2367                 }
2368         }
2369         else if (argc >= 2)
2370         {
2371                 enum watchpoint_rw type = WPT_ACCESS;
2372                 u32 data_value = 0x0;
2373                 u32 data_mask = 0xffffffff;
2374
2375                 if (argc >= 3)
2376                 {
2377                         switch(args[2][0])
2378                         {
2379                                 case 'r':
2380                                         type = WPT_READ;
2381                                         break;
2382                                 case 'w':
2383                                         type = WPT_WRITE;
2384                                         break;
2385                                 case 'a':
2386                                         type = WPT_ACCESS;
2387                                         break;
2388                                 default:
2389                                         command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2390                                         return ERROR_OK;
2391                         }
2392                 }
2393                 if (argc >= 4)
2394                 {
2395                         data_value = strtoul(args[3], NULL, 0);
2396                 }
2397                 if (argc >= 5)
2398                 {
2399                         data_mask = strtoul(args[4], NULL, 0);
2400                 }
2401
2402                 if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
2403                                 strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
2404                 {
2405                         LOG_ERROR("Failure setting breakpoints");
2406                 }
2407         }
2408         else
2409         {
2410                 command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
2411         }
2412
2413         return ERROR_OK;
2414 }
2415
2416 int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2417 {
2418         target_t *target = get_current_target(cmd_ctx);
2419
2420         if (argc > 0)
2421                 watchpoint_remove(target, strtoul(args[0], NULL, 0));
2422
2423         return ERROR_OK;
2424 }
2425
2426 int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
2427 {
2428         int retval;
2429         target_t *target = get_current_target(cmd_ctx);
2430         u32 va;
2431         u32 pa;
2432
2433         if (argc != 1)
2434         {
2435                 return ERROR_COMMAND_SYNTAX_ERROR;
2436         }
2437         va = strtoul(args[0], NULL, 0);
2438
2439         retval = target->type->virt2phys(target, va, &pa);
2440         if (retval == ERROR_OK)
2441         {
2442                 command_print(cmd_ctx, "Physical address 0x%08x", pa);
2443         }
2444         else
2445         {
2446                 /* lower levels will have logged a detailed error which is
2447                  * forwarded to telnet/GDB session.
2448                  */
2449         }
2450         return retval;
2451 }
2452
2453 static void writeLong(FILE *f, int l)
2454 {
2455         int i;
2456         for (i=0; i<4; i++)
2457         {
2458                 char c=(l>>(i*8))&0xff;
2459                 fwrite(&c, 1, 1, f);
2460         }
2461
2462 }
2463
2464 static void writeString(FILE *f, char *s)
2465 {
2466         fwrite(s, 1, strlen(s), f);
2467 }
2468
2469 /* Dump a gmon.out histogram file. */
2470 static void writeGmon(u32 *samples, int sampleNum, char *filename)
2471 {
2472         int i;
2473         FILE *f=fopen(filename, "w");
2474         if (f==NULL)
2475                 return;
2476         fwrite("gmon", 1, 4, f);
2477         writeLong(f, 0x00000001); /* Version */
2478         writeLong(f, 0); /* padding */
2479         writeLong(f, 0); /* padding */
2480         writeLong(f, 0); /* padding */
2481
2482         fwrite("", 1, 1, f);  /* GMON_TAG_TIME_HIST */
2483
2484         /* figure out bucket size */
2485         u32 min=samples[0];
2486         u32 max=samples[0];
2487         for (i=0; i<sampleNum; i++)
2488         {
2489                 if (min>samples[i])
2490                 {
2491                         min=samples[i];
2492                 }
2493                 if (max<samples[i])
2494                 {
2495                         max=samples[i];
2496                 }
2497         }
2498
2499         int addressSpace=(max-min+1);
2500
2501         static int const maxBuckets=256*1024; /* maximum buckets. */
2502         int length=addressSpace;
2503         if (length > maxBuckets)
2504         {
2505                 length=maxBuckets;
2506         }
2507         int *buckets=malloc(sizeof(int)*length);
2508         if (buckets==NULL)
2509         {
2510                 fclose(f);
2511                 return;
2512         }
2513         memset(buckets, 0, sizeof(int)*length);
2514         for (i=0; i<sampleNum;i++)
2515         {
2516                 u32 address=samples[i];
2517                 long long a=address-min;
2518                 long long b=length-1;
2519                 long long c=addressSpace-1;
2520                 int index=(a*b)/c; /* danger!!!! int32 overflows */
2521                 buckets[index]++;
2522         }
2523
2524         /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */
2525         writeLong(f, min);                      /* low_pc */
2526         writeLong(f, max);                      /* high_pc */
2527         writeLong(f, length);           /* # of samples */
2528         writeLong(f, 64000000);         /* 64MHz */
2529         writeString(f, "seconds");
2530         for (i=0; i<(15-strlen("seconds")); i++)
2531         {
2532                 fwrite("", 1, 1, f);    /* padding */
2533         }
2534         writeString(f, "s");
2535
2536         /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */
2537
2538         char *data=malloc(2*length);
2539         if (data!=NULL)
2540         {
2541                 for (i=0; i<length;i++)
2542                 {
2543                         int val;
2544                         val=buckets[i];
2545                         if (val>65535)
2546                         {
2547                                 val=65535;
2548                         }
2549                         data[i*2]=val&0xff;
2550                         data[i*2+1]=(val>>8)&0xff;
2551                 }
2552                 free(buckets);
2553                 fwrite(data, 1, length*2, f);
2554                 free(data);
2555         } else
2556         {
2557                 free(buckets);
2558         }
2559
2560         fclose(f);
2561 }
2562
2563 /* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
2564 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
2565 {
2566         target_t *target = get_current_target(cmd_ctx);
2567         struct timeval timeout, now;
2568
2569         gettimeofday(&timeout, NULL);
2570         if (argc!=2)
2571         {
2572                 return ERROR_COMMAND_SYNTAX_ERROR;
2573         }
2574         char *end;
2575         timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
2576         if (*end)
2577         {
2578                 return ERROR_OK;
2579         }
2580
2581         command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
2582
2583         static const int maxSample=10000;
2584         u32 *samples=malloc(sizeof(u32)*maxSample);
2585         if (samples==NULL)
2586                 return ERROR_OK;
2587
2588         int numSamples=0;
2589         int retval=ERROR_OK;
2590         /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */
2591         reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
2592
2593         for (;;)
2594         {
2595                 target_poll(target);
2596                 if (target->state == TARGET_HALTED)
2597                 {
2598                         u32 t=*((u32 *)reg->value);
2599                         samples[numSamples++]=t;
2600                         retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2601                         target_poll(target);
2602                         alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */
2603                 } else if (target->state == TARGET_RUNNING)
2604                 {
2605                         /* We want to quickly sample the PC. */
2606                         if((retval = target_halt(target)) != ERROR_OK)
2607                         {
2608                                 free(samples);
2609                                 return retval;
2610                         }
2611                 } else
2612                 {
2613                         command_print(cmd_ctx, "Target not halted or running");
2614                         retval=ERROR_OK;
2615                         break;
2616                 }
2617                 if (retval!=ERROR_OK)
2618                 {
2619                         break;
2620                 }
2621
2622                 gettimeofday(&now, NULL);
2623                 if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
2624                 {
2625                         command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
2626                         if((retval = target_poll(target)) != ERROR_OK)
2627                         {
2628                                 free(samples);
2629                                 return retval;
2630                         }
2631                         if (target->state == TARGET_HALTED)
2632                         {
2633                                 target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
2634                         }
2635                         if((retval = target_poll(target)) != ERROR_OK)
2636                         {
2637                                 free(samples);
2638                                 return retval;
2639                         }
2640                         writeGmon(samples, numSamples, args[1]);
2641                         command_print(cmd_ctx, "Wrote %s", args[1]);
2642                         break;
2643                 }
2644         }
2645         free(samples);
2646
2647         return ERROR_OK;
2648 }
2649
2650 static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
2651 {
2652         char *namebuf;
2653         Jim_Obj *nameObjPtr, *valObjPtr;
2654         int result;
2655
2656         namebuf = alloc_printf("%s(%d)", varname, idx);
2657         if (!namebuf)
2658                 return JIM_ERR;
2659
2660         nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2661         valObjPtr = Jim_NewIntObj(interp, val);
2662         if (!nameObjPtr || !valObjPtr)
2663         {
2664                 free(namebuf);
2665                 return JIM_ERR;
2666         }
2667
2668         Jim_IncrRefCount(nameObjPtr);
2669         Jim_IncrRefCount(valObjPtr);
2670         result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
2671         Jim_DecrRefCount(interp, nameObjPtr);
2672         Jim_DecrRefCount(interp, valObjPtr);
2673         free(namebuf);
2674         /* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
2675         return result;
2676 }
2677
2678 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2679 {
2680         command_context_t *context;
2681         target_t *target;
2682
2683         context = Jim_GetAssocData(interp, "context");
2684         if (context == NULL)
2685         {
2686                 LOG_ERROR("mem2array: no command context");
2687                 return JIM_ERR;
2688         }
2689         target = get_current_target(context);
2690         if (target == NULL)
2691         {
2692                 LOG_ERROR("mem2array: no current target");
2693                 return JIM_ERR;
2694         }
2695
2696         return  target_mem2array(interp, target, argc,argv);
2697 }
2698
2699 static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
2700 {
2701         long l;
2702         u32 width;
2703         int len;
2704         u32 addr;
2705         u32 count;
2706         u32 v;
2707         const char *varname;
2708         u8 buffer[4096];
2709         int  i, n, e, retval;
2710
2711         /* argv[1] = name of array to receive the data
2712          * argv[2] = desired width
2713          * argv[3] = memory address
2714          * argv[4] = count of times to read
2715          */
2716         if (argc != 5) {
2717                 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2718                 return JIM_ERR;
2719         }
2720         varname = Jim_GetString(argv[1], &len);
2721         /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2722
2723         e = Jim_GetLong(interp, argv[2], &l);
2724         width = l;
2725         if (e != JIM_OK) {
2726                 return e;
2727         }
2728
2729         e = Jim_GetLong(interp, argv[3], &l);
2730         addr = l;
2731         if (e != JIM_OK) {
2732                 return e;
2733         }
2734         e = Jim_GetLong(interp, argv[4], &l);
2735         len = l;
2736         if (e != JIM_OK) {
2737                 return e;
2738         }
2739         switch (width) {
2740                 case 8:
2741                         width = 1;
2742                         break;
2743                 case 16:
2744                         width = 2;
2745                         break;
2746                 case 32:
2747                         width = 4;
2748                         break;
2749                 default:
2750                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2751                         Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2752                         return JIM_ERR;
2753         }
2754         if (len == 0) {
2755                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2756                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
2757                 return JIM_ERR;
2758         }
2759         if ((addr + (len * width)) < addr) {
2760                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2761                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
2762                 return JIM_ERR;
2763         }
2764         /* absurd transfer size? */
2765         if (len > 65536) {
2766                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2767                 Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
2768                 return JIM_ERR;
2769         }
2770
2771         if ((width == 1) ||
2772                 ((width == 2) && ((addr & 1) == 0)) ||
2773                 ((width == 4) && ((addr & 3) == 0))) {
2774                 /* all is well */
2775         } else {
2776                 char buf[100];
2777                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2778                 sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
2779                 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2780                 return JIM_ERR;
2781         }
2782
2783         /* Transfer loop */
2784
2785         /* index counter */
2786         n = 0;
2787         /* assume ok */
2788         e = JIM_OK;
2789         while (len) {
2790                 /* Slurp... in buffer size chunks */
2791
2792                 count = len; /* in objects.. */
2793                 if (count > (sizeof(buffer)/width)) {
2794                         count = (sizeof(buffer)/width);
2795                 }
2796
2797                 retval = target->type->read_memory( target, addr, width, count, buffer );
2798                 if (retval != ERROR_OK) {
2799                         /* BOO !*/
2800                         LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2801                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2802                         Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
2803                         e = JIM_ERR;
2804                         len = 0;
2805                 } else {
2806                         v = 0; /* shut up gcc */
2807                         for (i = 0 ;i < count ;i++, n++) {
2808                                 switch (width) {
2809                                         case 4:
2810                                                 v = target_buffer_get_u32(target, &buffer[i*width]);
2811                                                 break;
2812                                         case 2:
2813                                                 v = target_buffer_get_u16(target, &buffer[i*width]);
2814                                                 break;
2815                                         case 1:
2816                                                 v = buffer[i] & 0x0ff;
2817                                                 break;
2818                                 }
2819                                 new_int_array_element(interp, varname, n, v);
2820                         }
2821                         len -= count;
2822                 }
2823         }
2824
2825         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2826
2827         return JIM_OK;
2828 }
2829
2830 static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
2831 {
2832         char *namebuf;
2833         Jim_Obj *nameObjPtr, *valObjPtr;
2834         int result;
2835         long l;
2836
2837         namebuf = alloc_printf("%s(%d)", varname, idx);
2838         if (!namebuf)
2839                 return JIM_ERR;
2840
2841         nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
2842         if (!nameObjPtr)
2843         {
2844                 free(namebuf);
2845                 return JIM_ERR;
2846         }
2847
2848         Jim_IncrRefCount(nameObjPtr);
2849         valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
2850         Jim_DecrRefCount(interp, nameObjPtr);
2851         free(namebuf);
2852         if (valObjPtr == NULL)
2853                 return JIM_ERR;
2854
2855         result = Jim_GetLong(interp, valObjPtr, &l);
2856         /* printf("%s(%d) => 0%08x\n", varname, idx, val); */
2857         *val = l;
2858         return result;
2859 }
2860
2861 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
2862 {
2863         command_context_t *context;
2864         target_t *target;
2865
2866         context = Jim_GetAssocData(interp, "context");
2867         if (context == NULL){
2868                 LOG_ERROR("array2mem: no command context");
2869                 return JIM_ERR;
2870         }
2871         target = get_current_target(context);
2872         if (target == NULL){
2873                 LOG_ERROR("array2mem: no current target");
2874                 return JIM_ERR;
2875         }
2876
2877         return target_array2mem( interp,target, argc, argv );
2878 }
2879
2880 static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
2881 {
2882         long l;
2883         u32 width;
2884         int len;
2885         u32 addr;
2886         u32 count;
2887         u32 v;
2888         const char *varname;
2889         u8 buffer[4096];
2890         int  i, n, e, retval;
2891
2892         /* argv[1] = name of array to get the data
2893          * argv[2] = desired width
2894          * argv[3] = memory address
2895          * argv[4] = count to write
2896          */
2897         if (argc != 5) {
2898                 Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
2899                 return JIM_ERR;
2900         }
2901         varname = Jim_GetString(argv[1], &len);
2902         /* given "foo" get space for worse case "foo(%d)" .. add 20 */
2903
2904         e = Jim_GetLong(interp, argv[2], &l);
2905         width = l;
2906         if (e != JIM_OK) {
2907                 return e;
2908         }
2909
2910         e = Jim_GetLong(interp, argv[3], &l);
2911         addr = l;
2912         if (e != JIM_OK) {
2913                 return e;
2914         }
2915         e = Jim_GetLong(interp, argv[4], &l);
2916         len = l;
2917         if (e != JIM_OK) {
2918                 return e;
2919         }
2920         switch (width) {
2921                 case 8:
2922                         width = 1;
2923                         break;
2924                 case 16:
2925                         width = 2;
2926                         break;
2927                 case 32:
2928                         width = 4;
2929                         break;
2930                 default:
2931                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2932                         Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
2933                         return JIM_ERR;
2934         }
2935         if (len == 0) {
2936                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2937                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
2938                 return JIM_ERR;
2939         }
2940         if ((addr + (len * width)) < addr) {
2941                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2942                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
2943                 return JIM_ERR;
2944         }
2945         /* absurd transfer size? */
2946         if (len > 65536) {
2947                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2948                 Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
2949                 return JIM_ERR;
2950         }
2951
2952         if ((width == 1) ||
2953                 ((width == 2) && ((addr & 1) == 0)) ||
2954                 ((width == 4) && ((addr & 3) == 0))) {
2955                 /* all is well */
2956         } else {
2957                 char buf[100];
2958                 Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
2959                 sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
2960                 Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
2961                 return JIM_ERR;
2962         }
2963
2964         /* Transfer loop */
2965
2966         /* index counter */
2967         n = 0;
2968         /* assume ok */
2969         e = JIM_OK;
2970         while (len) {
2971                 /* Slurp... in buffer size chunks */
2972
2973                 count = len; /* in objects.. */
2974                 if (count > (sizeof(buffer)/width)) {
2975                         count = (sizeof(buffer)/width);
2976                 }
2977
2978                 v = 0; /* shut up gcc */
2979                 for (i = 0 ;i < count ;i++, n++) {
2980                         get_int_array_element(interp, varname, n, &v);
2981                         switch (width) {
2982                         case 4:
2983                                 target_buffer_set_u32(target, &buffer[i*width], v);
2984                                 break;
2985                         case 2:
2986                                 target_buffer_set_u16(target, &buffer[i*width], v);
2987                                 break;
2988                         case 1:
2989                                 buffer[i] = v & 0x0ff;
2990                                 break;
2991                         }
2992                 }
2993                 len -= count;
2994
2995                 retval = target->type->write_memory(target, addr, width, count, buffer);
2996                 if (retval != ERROR_OK) {
2997                         /* BOO !*/
2998                         LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
2999                         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3000                         Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
3001                         e = JIM_ERR;
3002                         len = 0;
3003                 }
3004         }
3005
3006         Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
3007
3008         return JIM_OK;
3009 }
3010
3011 void target_all_handle_event( enum target_event e )
3012 {
3013         target_t *target;
3014
3015         LOG_DEBUG( "**all*targets: event: %d, %s",
3016                         e,
3017                         Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
3018
3019         target = all_targets;
3020         while (target){
3021                 target_handle_event( target, e );
3022                 target = target->next;
3023         }
3024 }
3025
3026 void target_handle_event( target_t *target, enum target_event e )
3027 {
3028         target_event_action_t *teap;
3029         int done;
3030
3031         teap = target->event_action;
3032
3033         done = 0;
3034         while( teap ){
3035                 if( teap->event == e ){
3036                         done = 1;
3037                         LOG_DEBUG( "target: (%d) %s (%s) event: %d (%s) action: %s\n",
3038                                            target->target_number,
3039                                            target->cmd_name,
3040                                            target->type->name,
3041                                            e,
3042                                            Jim_Nvp_value2name_simple( nvp_target_event, e )->name,
3043                                            Jim_GetString( teap->body, NULL ) );
3044                         if (Jim_EvalObj( interp, teap->body )!=JIM_OK)
3045                         {
3046                                 Jim_PrintErrorMessage(interp);
3047                         }
3048                 }
3049                 teap = teap->next;
3050         }
3051         if( !done ){
3052                 LOG_DEBUG( "event: %d %s - no action",
3053                                    e,
3054                                    Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
3055         }
3056 }
3057
3058 enum target_cfg_param {
3059         TCFG_TYPE,
3060         TCFG_EVENT,
3061         TCFG_WORK_AREA_VIRT,
3062         TCFG_WORK_AREA_PHYS,
3063         TCFG_WORK_AREA_SIZE,
3064         TCFG_WORK_AREA_BACKUP,
3065         TCFG_ENDIAN,
3066         TCFG_VARIANT,
3067         TCFG_CHAIN_POSITION,
3068 };
3069
3070 static Jim_Nvp nvp_config_opts[] = {
3071         { .name = "-type",             .value = TCFG_TYPE },
3072         { .name = "-event",            .value = TCFG_EVENT },
3073         { .name = "-work-area-virt",   .value = TCFG_WORK_AREA_VIRT },
3074         { .name = "-work-area-phys",   .value = TCFG_WORK_AREA_PHYS },
3075         { .name = "-work-area-size",   .value = TCFG_WORK_AREA_SIZE },
3076         { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
3077         { .name = "-endian" ,          .value = TCFG_ENDIAN },
3078         { .name = "-variant",          .value = TCFG_VARIANT },
3079         { .name = "-chain-position",   .value = TCFG_CHAIN_POSITION },
3080
3081         { .name = NULL, .value = -1 }
3082 };
3083
3084 static int target_configure( Jim_GetOptInfo *goi, target_t *target )
3085 {
3086         Jim_Nvp *n;
3087         Jim_Obj *o;
3088         jim_wide w;
3089         char *cp;
3090         int e;
3091
3092         /* parse config or cget options ... */
3093         while( goi->argc > 0 ){
3094                 Jim_SetEmptyResult( goi->interp );
3095                 /* Jim_GetOpt_Debug( goi ); */
3096
3097                 if( target->type->target_jim_configure ){
3098                         /* target defines a configure function */
3099                         /* target gets first dibs on parameters */
3100                         e = (*(target->type->target_jim_configure))( target, goi );
3101                         if( e == JIM_OK ){
3102                                 /* more? */
3103                                 continue;
3104                         }
3105                         if( e == JIM_ERR ){
3106                                 /* An error */
3107                                 return e;
3108                         }
3109                         /* otherwise we 'continue' below */
3110                 }
3111                 e = Jim_GetOpt_Nvp( goi, nvp_config_opts, &n );
3112                 if( e != JIM_OK ){
3113                         Jim_GetOpt_NvpUnknown( goi, nvp_config_opts, 0 );
3114                         return e;
3115                 }
3116                 switch( n->value ){
3117                 case TCFG_TYPE:
3118                         /* not setable */
3119                         if( goi->isconfigure ){
3120                                 Jim_SetResult_sprintf( goi->interp, "not setable: %s", n->name );
3121                                 return JIM_ERR;
3122                         } else {
3123                         no_params:
3124                                 if( goi->argc != 0 ){
3125                                         Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "NO PARAMS");
3126                                         return JIM_ERR;
3127                                 }
3128                         }
3129                         Jim_SetResultString( goi->interp, target->type->name, -1 );
3130                         /* loop for more */
3131                         break;
3132                 case TCFG_EVENT:
3133                         if( goi->argc == 0 ){
3134                                 Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
3135                                 return JIM_ERR;
3136                         }
3137
3138                         e = Jim_GetOpt_Nvp( goi, nvp_target_event, &n );
3139                         if( e != JIM_OK ){
3140                                 Jim_GetOpt_NvpUnknown( goi, nvp_target_event, 1 );
3141                                 return e;
3142                         }
3143
3144                         if( goi->isconfigure ){
3145                                 if( goi->argc != 1 ){
3146                                         Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
3147                                         return JIM_ERR;
3148                                 }
3149                         } else {
3150                                 if( goi->argc != 0 ){
3151                                         Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
3152                                         return JIM_ERR;
3153                                 }
3154                         }
3155
3156                         {
3157                                 target_event_action_t *teap;
3158
3159                                 teap = target->event_action;
3160                                 /* replace existing? */
3161                                 while( teap ){
3162                                         if( teap->event == n->value ){
3163                                                 break;
3164                                         }
3165                                         teap = teap->next;
3166                                 }
3167
3168                                 if( goi->isconfigure ){
3169                                         if( teap == NULL ){
3170                                                 /* create new */
3171                                                 teap = calloc( 1, sizeof(*teap) );
3172                                         }
3173                                         teap->event = n->value;
3174                                         Jim_GetOpt_Obj( goi, &o );
3175                                         if( teap->body ){
3176                                                 Jim_DecrRefCount( interp, teap->body );
3177                                         }
3178                                         teap->body  = Jim_DuplicateObj( goi->interp, o );
3179                                         /*
3180                                          * FIXME:
3181                                          *     Tcl/TK - "tk events" have a nice feature.
3182                                          *     See the "BIND" command.
3183                                          *    We should support that here.
3184                                          *     You can specify %X and %Y in the event code.
3185                                          *     The idea is: %T - target name.
3186                                          *     The idea is: %N - target number
3187                                          *     The idea is: %E - event name.
3188                                          */
3189                                         Jim_IncrRefCount( teap->body );
3190
3191                                         /* add to head of event list */
3192                                         teap->next = target->event_action;
3193                                         target->event_action = teap;
3194                                         Jim_SetEmptyResult(goi->interp);
3195                                 } else {
3196                                         /* get */
3197                                         if( teap == NULL ){
3198                                                 Jim_SetEmptyResult( goi->interp );
3199                                         } else {
3200                                                 Jim_SetResult( goi->interp, Jim_DuplicateObj( goi->interp, teap->body ) );
3201                                         }
3202                                 }
3203                         }
3204                         /* loop for more */
3205                         break;
3206
3207                 case TCFG_WORK_AREA_VIRT:
3208                         if( goi->isconfigure ){
3209                                 target_free_all_working_areas(target);
3210                                 e = Jim_GetOpt_Wide( goi, &w );
3211                                 if( e != JIM_OK ){
3212                                         return e;
3213                                 }
3214                                 target->working_area_virt = w;
3215                         } else {
3216                                 if( goi->argc != 0 ){
3217                                         goto no_params;
3218                                 }
3219                         }
3220                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_virt ) );
3221                         /* loop for more */
3222                         break;
3223
3224                 case TCFG_WORK_AREA_PHYS:
3225                         if( goi->isconfigure ){
3226                                 target_free_all_working_areas(target);
3227                                 e = Jim_GetOpt_Wide( goi, &w );
3228                                 if( e != JIM_OK ){
3229                                         return e;
3230                                 }
3231                                 target->working_area_phys = w;
3232                         } else {
3233                                 if( goi->argc != 0 ){
3234                                         goto no_params;
3235                                 }
3236                         }
3237                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_phys ) );
3238                         /* loop for more */
3239                         break;
3240
3241                 case TCFG_WORK_AREA_SIZE:
3242                         if( goi->isconfigure ){
3243                                 target_free_all_working_areas(target);
3244                                 e = Jim_GetOpt_Wide( goi, &w );
3245                                 if( e != JIM_OK ){
3246                                         return e;
3247                                 }
3248                                 target->working_area_size = w;
3249                         } else {
3250                                 if( goi->argc != 0 ){
3251                                         goto no_params;
3252                                 }
3253                         }
3254                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
3255                         /* loop for more */
3256                         break;
3257
3258                 case TCFG_WORK_AREA_BACKUP:
3259                         if( goi->isconfigure ){
3260                                 target_free_all_working_areas(target);
3261                                 e = Jim_GetOpt_Wide( goi, &w );
3262                                 if( e != JIM_OK ){
3263                                         return e;
3264                                 }
3265                                 /* make this exactly 1 or 0 */
3266                                 target->backup_working_area = (!!w);
3267                         } else {
3268                                 if( goi->argc != 0 ){
3269                                         goto no_params;
3270                                 }
3271                         }
3272                         Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
3273                         /* loop for more e*/
3274                         break;
3275
3276                 case TCFG_ENDIAN:
3277                         if( goi->isconfigure ){
3278                                 e = Jim_GetOpt_Nvp( goi, nvp_target_endian, &n );
3279                                 if( e != JIM_OK ){
3280                                         Jim_GetOpt_NvpUnknown( goi, nvp_target_endian, 1 );
3281                                         return e;
3282                                 }
3283                                 target->endianness = n->value;
3284                         } else {
3285                                 if( goi->argc != 0 ){
3286                                         goto no_params;
3287                                 }
3288                         }
3289                         n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
3290                         if( n->name == NULL ){
3291                                 target->endianness = TARGET_LITTLE_ENDIAN;
3292                                 n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
3293                         }
3294                         Jim_SetResultString( goi->interp, n->name, -1 );
3295                         /* loop for more */
3296                         break;
3297
3298                 case TCFG_VARIANT:
3299                         if( goi->isconfigure ){
3300                                 if( goi->argc < 1 ){
3301                                         Jim_SetResult_sprintf( goi->interp,
3302                                                                                    "%s ?STRING?",
3303                                                                                    n->name );
3304                                         return JIM_ERR;
3305                                 }
3306                                 if( target->variant ){
3307                                         free((void *)(target->variant));
3308                                 }
3309                                 e = Jim_GetOpt_String( goi, &cp, NULL );
3310                                 target->variant = strdup(cp);
3311                         } else {
3312                                 if( goi->argc != 0 ){
3313                                         goto no_params;
3314                                 }
3315                         }
3316                         Jim_SetResultString( goi->interp, target->variant,-1 );
3317                         /* loop for more */
3318                         break;
3319                 case TCFG_CHAIN_POSITION:
3320                         if( goi->isconfigure ){
3321                                 Jim_Obj *o;
3322                                 jtag_tap_t *tap;
3323                                 target_free_all_working_areas(target);
3324                                 e = Jim_GetOpt_Obj( goi, &o );
3325                                 if( e != JIM_OK ){
3326                                         return e;
3327                                 }
3328                                 tap = jtag_TapByJimObj( goi->interp, o );
3329                                 if( tap == NULL ){
3330                                         return JIM_ERR;
3331                                 }
3332                                 /* make this exactly 1 or 0 */
3333                                 target->tap = tap;
3334                         } else {
3335                                 if( goi->argc != 0 ){
3336                                         goto no_params;
3337                                 }
3338                         }
3339                         Jim_SetResultString( interp, target->tap->dotted_name, -1 );
3340                         /* loop for more e*/
3341                         break;
3342                 }
3343         } /* while( goi->argc ) */
3344
3345
3346                 /* done - we return */
3347         return JIM_OK;
3348 }
3349
3350 /** this is the 'tcl' handler for the target specific command */
3351 static int tcl_target_func( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
3352 {
3353         Jim_GetOptInfo goi;
3354         jim_wide a,b,c;
3355         int x,y,z;
3356         u8  target_buf[32];
3357         Jim_Nvp *n;
3358         target_t *target;
3359         struct command_context_s *cmd_ctx;
3360         int e;
3361
3362         enum {
3363                 TS_CMD_CONFIGURE,
3364                 TS_CMD_CGET,
3365
3366                 TS_CMD_MWW, TS_CMD_MWH, TS_CMD_MWB,
3367                 TS_CMD_MDW, TS_CMD_MDH, TS_CMD_MDB,
3368                 TS_CMD_MRW, TS_CMD_MRH, TS_CMD_MRB,
3369                 TS_CMD_MEM2ARRAY, TS_CMD_ARRAY2MEM,
3370                 TS_CMD_EXAMINE,
3371                 TS_CMD_POLL,
3372                 TS_CMD_RESET,
3373                 TS_CMD_HALT,
3374                 TS_CMD_WAITSTATE,
3375                 TS_CMD_EVENTLIST,
3376                 TS_CMD_CURSTATE,
3377                 TS_CMD_INVOKE_EVENT,
3378         };
3379
3380         static const Jim_Nvp target_options[] = {
3381                 { .name = "configure", .value = TS_CMD_CONFIGURE },
3382                 { .name = "cget", .value = TS_CMD_CGET },
3383                 { .name = "mww", .value = TS_CMD_MWW },
3384                 { .name = "mwh", .value = TS_CMD_MWH },
3385                 { .name = "mwb", .value = TS_CMD_MWB },
3386                 { .name = "mdw", .value = TS_CMD_MDW },
3387                 { .name = "mdh", .value = TS_CMD_MDH },
3388                 { .name = "mdb", .value = TS_CMD_MDB },
3389                 { .name = "mem2array", .value = TS_CMD_MEM2ARRAY },
3390                 { .name = "array2mem", .value = TS_CMD_ARRAY2MEM },
3391                 { .name = "eventlist", .value = TS_CMD_EVENTLIST },
3392                 { .name = "curstate",  .value = TS_CMD_CURSTATE },
3393
3394                 { .name = "arp_examine", .value = TS_CMD_EXAMINE },
3395                 { .name = "arp_poll", .value = TS_CMD_POLL },
3396                 { .name = "arp_reset", .value = TS_CMD_RESET },
3397                 { .name = "arp_halt", .value = TS_CMD_HALT },
3398                 { .name = "arp_waitstate", .value = TS_CMD_WAITSTATE },
3399                 { .name = "invoke-event", .value = TS_CMD_INVOKE_EVENT },
3400
3401                 { .name = NULL, .value = -1 },
3402         };
3403
3404         /* go past the "command" */
3405         Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
3406
3407         target = Jim_CmdPrivData( goi.interp );
3408         cmd_ctx = Jim_GetAssocData(goi.interp, "context");
3409
3410         /* commands here are in an NVP table */
3411         e = Jim_GetOpt_Nvp( &goi, target_options, &n );
3412         if( e != JIM_OK ){
3413                 Jim_GetOpt_NvpUnknown( &goi, target_options, 0 );
3414                 return e;
3415         }
3416         /* Assume blank result */
3417         Jim_SetEmptyResult( goi.interp );
3418
3419         switch( n->value ){
3420         case TS_CMD_CONFIGURE:
3421                 if( goi.argc < 2 ){
3422                         Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "missing: -option VALUE ...");
3423                         return JIM_ERR;
3424                 }
3425                 goi.isconfigure = 1;
3426                 return target_configure( &goi, target );
3427         case TS_CMD_CGET:
3428                 // some things take params
3429                 if( goi.argc < 1 ){
3430                         Jim_WrongNumArgs( goi.interp, 0, goi.argv, "missing: ?-option?");
3431                         return JIM_ERR;
3432                 }
3433                 goi.isconfigure = 0;
3434                 return target_configure( &goi, target );
3435                 break;
3436         case TS_CMD_MWW:
3437         case TS_CMD_MWH:
3438         case TS_CMD_MWB:
3439                 /* argv[0] = cmd
3440                  * argv[1] = address
3441                  * argv[2] = data
3442                  * argv[3] = optional count.
3443                  */
3444
3445                 if( (goi.argc == 3) || (goi.argc == 4) ){
3446                         /* all is well */
3447                 } else {
3448                 mwx_error:
3449                         Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR DATA [COUNT]", n->name );
3450                         return JIM_ERR;
3451                 }
3452
3453                 e = Jim_GetOpt_Wide( &goi, &a );
3454                 if( e != JIM_OK ){
3455                         goto mwx_error;
3456                 }
3457
3458                 e = Jim_GetOpt_Wide( &goi, &b );
3459                 if( e != JIM_OK ){
3460                         goto mwx_error;
3461                 }
3462                 if( goi.argc ){
3463                         e = Jim_GetOpt_Wide( &goi, &c );
3464                         if( e != JIM_OK ){
3465                                 goto mwx_error;
3466                         }
3467                 } else {
3468                         c = 1;
3469                 }
3470
3471                 switch( n->value ){
3472                 case TS_CMD_MWW:
3473                         target_buffer_set_u32( target, target_buf, b );
3474                         b = 4;
3475                         break;
3476                 case TS_CMD_MWH:
3477                         target_buffer_set_u16( target, target_buf, b );
3478                         b = 2;
3479                         break;
3480                 case TS_CMD_MWB:
3481                         target_buffer_set_u8( target, target_buf, b );
3482                         b = 1;
3483                         break;
3484                 }
3485                 for( x = 0 ; x < c ; x++ ){
3486                         e = target->type->write_memory( target, a, b, 1, target_buf );
3487                         if( e != ERROR_OK ){
3488                                 Jim_SetResult_sprintf( interp, "Error writing @ 0x%08x: %d\n", (int)(a), e );
3489                                 return JIM_ERR;
3490                         }
3491                         /* b = width */
3492                         a = a + b;
3493                 }
3494                 return JIM_OK;
3495                 break;
3496
3497                 /* display */
3498         case TS_CMD_MDW:
3499         case TS_CMD_MDH:
3500         case TS_CMD_MDB:
3501                 /* argv[0] = command
3502                  * argv[1] = address
3503                  * argv[2] = optional count
3504                  */
3505                 if( (goi.argc == 2) || (goi.argc == 3) ){
3506                         Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR [COUNT]", n->name );
3507                         return JIM_ERR;
3508                 }
3509                 e = Jim_GetOpt_Wide( &goi, &a );
3510                 if( e != JIM_OK ){
3511                         return JIM_ERR;
3512                 }
3513                 if( goi.argc ){
3514                         e = Jim_GetOpt_Wide( &goi, &c );
3515                         if( e != JIM_OK ){
3516                                 return JIM_ERR;
3517                         }
3518                 } else {
3519                         c = 1;
3520                 }
3521                 b = 1; /* shut up gcc */
3522                 switch( n->value ){
3523                 case TS_CMD_MDW:
3524                         b =  4;
3525                         break;
3526                 case TS_CMD_MDH:
3527                         b = 2;
3528                         break;
3529                 case TS_CMD_MDB:
3530                         b = 1;
3531                         break;
3532                 }
3533
3534                 /* convert to "bytes" */
3535                 c = c * b;
3536                 /* count is now in 'BYTES' */
3537                 while( c > 0 ){
3538                         y = c;
3539                         if( y > 16 ){
3540                                 y = 16;
3541                         }
3542                         e = target->type->read_memory( target, a, b, y / b, target_buf );
3543                         if( e != ERROR_OK ){
3544                                 Jim_SetResult_sprintf( interp, "error reading target @ 0x%08lx", (int)(a) );
3545                                 return JIM_ERR;
3546                         }
3547
3548                         Jim_fprintf( interp, interp->cookie_stdout, "0x%08x ", (int)(a) );
3549                         switch( b ){
3550                         case 4:
3551                                 for( x = 0 ; (x < 16) && (x < y) ; x += 4 ){
3552                                         z = target_buffer_get_u32( target, &(target_buf[ x * 4 ]) );
3553                                         Jim_fprintf( interp, interp->cookie_stdout, "%08x ", (int)(z) );
3554                                 }
3555                                 for( ; (x < 16) ; x += 4 ){
3556                                         Jim_fprintf( interp, interp->cookie_stdout, "         " );
3557                                 }
3558                                 break;
3559                         case 2:
3560                                 for( x = 0 ; (x < 16) && (x < y) ; x += 2 ){
3561                                         z = target_buffer_get_u16( target, &(target_buf[ x * 2 ]) );
3562                                         Jim_fprintf( interp, interp->cookie_stdout, "%04x ", (int)(z) );
3563                                 }
3564                                 for( ; (x < 16) ; x += 2 ){
3565                                         Jim_fprintf( interp, interp->cookie_stdout, "     " );
3566                                 }
3567                                 break;
3568                         case 1:
3569                         default:
3570                                 for( x = 0 ; (x < 16) && (x < y) ; x += 1 ){
3571                                         z = target_buffer_get_u8( target, &(target_buf[ x * 4 ]) );
3572                                         Jim_fprintf( interp, interp->cookie_stdout, "%02x ", (int)(z) );
3573                                 }
3574                                 for( ; (x < 16) ; x += 1 ){
3575                                         Jim_fprintf( interp, interp->cookie_stdout, "   " );
3576                                 }
3577                                 break;
3578                         }
3579                         /* ascii-ify the bytes */
3580                         for( x = 0 ; x < y ; x++ ){
3581                                 if( (target_buf[x] >= 0x20) &&
3582                                         (target_buf[x] <= 0x7e) ){
3583                                         /* good */
3584                                 } else {
3585                                         /* smack it */
3586                                         target_buf[x] = '.';
3587                                 }
3588                         }
3589                         /* space pad  */
3590                         while( x < 16 ){
3591                                 target_buf[x] = ' ';
3592                                 x++;
3593                         }
3594                         /* terminate */
3595                         target_buf[16] = 0;
3596                         /* print - with a newline */
3597                         Jim_fprintf( interp, interp->cookie_stdout, "%s\n", target_buf );
3598                         /* NEXT... */
3599                         c -= 16;
3600                         a += 16;
3601                 }
3602                 return JIM_OK;
3603         case TS_CMD_MEM2ARRAY:
3604                 return target_mem2array( goi.interp, target, goi.argc, goi.argv );
3605                 break;
3606         case TS_CMD_ARRAY2MEM:
3607                 return target_array2mem( goi.interp, target, goi.argc, goi.argv );
3608                 break;
3609         case TS_CMD_EXAMINE:
3610                 if( goi.argc ){
3611                         Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
3612                         return JIM_ERR;
3613                 }
3614                 e = target->type->examine( target );
3615                 if( e != ERROR_OK ){
3616                         Jim_SetResult_sprintf( interp, "examine-fails: %d", e );
3617                         return JIM_ERR;
3618                 }
3619                 return JIM_OK;
3620         case TS_CMD_POLL:
3621                 if( goi.argc ){
3622                         Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
3623                         return JIM_ERR;
3624                 }
3625                 if( !(target->type->examined) ){
3626                         e = ERROR_TARGET_NOT_EXAMINED;
3627                 } else {
3628                         e = target->type->poll( target );
3629                 }
3630                 if( e != ERROR_OK ){
3631                         Jim_SetResult_sprintf( interp, "poll-fails: %d", e );
3632                         return JIM_ERR;
3633                 } else {
3634                         return JIM_OK;
3635                 }
3636                 break;
3637         case TS_CMD_RESET:
3638                 if( goi.argc != 2 ){
3639                         Jim_WrongNumArgs( interp, 2, argv, "t|f|assert|deassert BOOL");
3640                         return JIM_ERR;
3641                 }
3642                 e = Jim_GetOpt_Nvp( &goi, nvp_assert, &n );
3643                 if( e != JIM_OK ){
3644                         Jim_GetOpt_NvpUnknown( &goi, nvp_assert, 1 );
3645                         return e;
3646                 }
3647                 /* the halt or not param */
3648                 e = Jim_GetOpt_Wide( &goi, &a);
3649                 if( e != JIM_OK ){
3650                         return e;
3651                 }
3652                 /* determine if we should halt or not. */
3653                 target->reset_halt = !!a;
3654                 /* When this happens - all workareas are invalid. */
3655                 target_free_all_working_areas_restore(target, 0);
3656
3657                 /* do the assert */
3658                 if( n->value == NVP_ASSERT ){
3659                         target->type->assert_reset( target );
3660                 } else {
3661                         target->type->deassert_reset( target );
3662                 }
3663                 return JIM_OK;
3664         case TS_CMD_HALT:
3665                 if( goi.argc ){
3666                         Jim_WrongNumArgs( goi.interp, 0, argv, "halt [no parameters]");
3667                         return JIM_ERR;
3668                 }
3669                 target->type->halt( target );
3670                 return JIM_OK;
3671         case TS_CMD_WAITSTATE:
3672                 /* params:  <name>  statename timeoutmsecs */
3673                 if( goi.argc != 2 ){
3674                         Jim_SetResult_sprintf( goi.interp, "%s STATENAME TIMEOUTMSECS", n->name );
3675                         return JIM_ERR;
3676                 }
3677                 e = Jim_GetOpt_Nvp( &goi, nvp_target_state, &n );
3678                 if( e != JIM_OK ){
3679                         Jim_GetOpt_NvpUnknown( &goi, nvp_target_state,1 );
3680                         return e;
3681                 }
3682                 e = Jim_GetOpt_Wide( &goi, &a );
3683                 if( e != JIM_OK ){
3684                         return e;
3685                 }
3686                 e = target_wait_state( target, n->value, a );
3687                 if( e != ERROR_OK ){
3688                         Jim_SetResult_sprintf( goi.interp,
3689                                                                    "target: %s wait %s fails (%d) %s",
3690                                                                    target->cmd_name,
3691                                                                    n->name,
3692                                                                    e, target_strerror_safe(e) );
3693                         return JIM_ERR;
3694                 } else {
3695                         return JIM_OK;
3696                 }
3697         case TS_CMD_EVENTLIST:
3698                 /* List for human, Events defined for this target.
3699                  * scripts/programs should use 'name cget -event NAME'
3700                  */
3701                 {
3702                         target_event_action_t *teap;
3703                         teap = target->event_action;
3704                         command_print( cmd_ctx, "Event actions for target (%d) %s\n",
3705                                                    target->target_number,
3706                                                    target->cmd_name );
3707                         command_print( cmd_ctx, "%-25s | Body", "Event");
3708                         command_print( cmd_ctx, "------------------------- | ----------------------------------------");
3709                         while( teap ){
3710                                 command_print( cmd_ctx,
3711                                                            "%-25s | %s",
3712                                                            Jim_Nvp_value2name_simple( nvp_target_event, teap->event )->name,
3713                                                            Jim_GetString( teap->body, NULL ) );
3714                                 teap = teap->next;
3715                         }
3716                         command_print( cmd_ctx, "***END***");
3717                         return JIM_OK;
3718                 }
3719         case TS_CMD_CURSTATE:
3720                 if( goi.argc != 0 ){
3721                         Jim_WrongNumArgs( goi.interp, 0, argv, "[no parameters]");
3722                         return JIM_ERR;
3723                 }
3724                 Jim_SetResultString( goi.interp,
3725                                                          Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name,-1);
3726                 return JIM_OK;
3727         case TS_CMD_INVOKE_EVENT:
3728                 if( goi.argc != 1 ){
3729                         Jim_SetResult_sprintf( goi.interp, "%s ?EVENTNAME?",n->name);
3730                         return JIM_ERR;
3731                 }
3732                 e = Jim_GetOpt_Nvp( &goi, nvp_target_event, &n );
3733                 if( e != JIM_OK ){
3734                         Jim_GetOpt_NvpUnknown( &goi, nvp_target_event, 1 );
3735                         return e;
3736                 }
3737                 target_handle_event( target, n->value );
3738                 return JIM_OK;
3739         }
3740         return JIM_ERR;
3741 }
3742
3743 static int target_create( Jim_GetOptInfo *goi )
3744 {
3745         Jim_Obj *new_cmd;
3746         Jim_Cmd *cmd;
3747         const char *cp;
3748         char *cp2;
3749         int e;
3750         int x;
3751         target_t *target;
3752         struct command_context_s *cmd_ctx;
3753
3754         cmd_ctx = Jim_GetAssocData(goi->interp, "context");
3755         if( goi->argc < 3 ){
3756                 Jim_WrongNumArgs( goi->interp, 1, goi->argv, "?name? ?type? ..options...");
3757                 return JIM_ERR;
3758         }
3759
3760         /* COMMAND */
3761         Jim_GetOpt_Obj( goi, &new_cmd );
3762         /* does this command exist? */
3763         cmd = Jim_GetCommand( goi->interp, new_cmd, JIM_ERRMSG );
3764         if( cmd ){
3765                 cp = Jim_GetString( new_cmd, NULL );
3766                 Jim_SetResult_sprintf(goi->interp, "Command/target: %s Exists", cp);
3767                 return JIM_ERR;
3768         }
3769
3770         /* TYPE */
3771         e = Jim_GetOpt_String( goi, &cp2, NULL );
3772         cp = cp2;
3773         /* now does target type exist */
3774         for( x = 0 ; target_types[x] ; x++ ){
3775                 if( 0 == strcmp( cp, target_types[x]->name ) ){
3776                         /* found */
3777                         break;
3778                 }
3779         }
3780         if( target_types[x] == NULL ){
3781                 Jim_SetResult_sprintf( goi->interp, "Unknown target type %s, try one of ", cp );
3782                 for( x = 0 ; target_types[x] ; x++ ){
3783                         if( target_types[x+1] ){
3784                                 Jim_AppendStrings( goi->interp,
3785                                                                    Jim_GetResult(goi->interp),
3786                                                                    target_types[x]->name,
3787                                                                    ", ", NULL);
3788                         } else {
3789                                 Jim_AppendStrings( goi->interp,
3790                                                                    Jim_GetResult(goi->interp),
3791                                                                    " or ",
3792                                                                    target_types[x]->name,NULL );
3793                         }
3794                 }
3795                 return JIM_ERR;
3796         }
3797
3798         /* Create it */
3799         target = calloc(1,sizeof(target_t));
3800         /* set target number */
3801         target->target_number = new_target_number();
3802
3803         /* allocate memory for each unique target type */
3804         target->type = (target_type_t*)calloc(1,sizeof(target_type_t));
3805
3806         memcpy( target->type, target_types[x], sizeof(target_type_t));
3807
3808         /* will be set by "-endian" */
3809         target->endianness = TARGET_ENDIAN_UNKNOWN;
3810
3811         target->working_area        = 0x0;
3812         target->working_area_size   = 0x0;
3813         target->working_areas       = NULL;
3814         target->backup_working_area = 0;
3815
3816         target->state               = TARGET_UNKNOWN;
3817         target->debug_reason        = DBG_REASON_UNDEFINED;
3818         target->reg_cache           = NULL;
3819         target->breakpoints         = NULL;
3820         target->watchpoints         = NULL;
3821         target->next                = NULL;
3822         target->arch_info           = NULL;
3823
3824         target->display             = 1;
3825
3826         /* initialize trace information */
3827         target->trace_info = malloc(sizeof(trace_t));
3828         target->trace_info->num_trace_points         = 0;
3829         target->trace_info->trace_points_size        = 0;
3830         target->trace_info->trace_points             = NULL;
3831         target->trace_info->trace_history_size       = 0;
3832         target->trace_info->trace_history            = NULL;
3833         target->trace_info->trace_history_pos        = 0;
3834         target->trace_info->trace_history_overflowed = 0;
3835
3836         target->dbgmsg          = NULL;
3837         target->dbg_msg_enabled = 0;
3838
3839         target->endianness = TARGET_ENDIAN_UNKNOWN;
3840
3841         /* Do the rest as "configure" options */
3842         goi->isconfigure = 1;
3843         e = target_configure( goi, target);
3844
3845         if (target->tap == NULL)
3846         {
3847                 Jim_SetResultString( interp, "-chain-position required when creating target", -1);
3848                 e=JIM_ERR;
3849         }
3850
3851         if( e != JIM_OK ){
3852                 free( target->type );
3853                 free( target );
3854                 return e;
3855         }
3856
3857         if( target->endianness == TARGET_ENDIAN_UNKNOWN ){
3858                 /* default endian to little if not specified */
3859                 target->endianness = TARGET_LITTLE_ENDIAN;
3860         }
3861
3862         /* incase variant is not set */
3863         if (!target->variant)
3864                 target->variant = strdup("");
3865
3866         /* create the target specific commands */
3867         if( target->type->register_commands ){
3868                 (*(target->type->register_commands))( cmd_ctx );
3869         }
3870         if( target->type->target_create ){
3871                 (*(target->type->target_create))( target, goi->interp );
3872         }
3873
3874         /* append to end of list */
3875         {
3876                 target_t **tpp;
3877                 tpp = &(all_targets);
3878                 while( *tpp ){
3879                         tpp = &( (*tpp)->next );
3880                 }
3881                 *tpp = target;
3882         }
3883
3884         cp = Jim_GetString( new_cmd, NULL );
3885         target->cmd_name = strdup(cp);
3886
3887         /* now - create the new target name command */
3888         e = Jim_CreateCommand( goi->interp,
3889                                                    /* name */
3890                                                    cp,
3891                                                    tcl_target_func, /* C function */
3892                                                    target, /* private data */
3893                                                    NULL ); /* no del proc */
3894
3895         return e;
3896 }
3897
3898 static int jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
3899 {
3900         int x,r,e;
3901         jim_wide w;
3902         struct command_context_s *cmd_ctx;
3903         target_t *target;
3904         Jim_GetOptInfo goi;
3905         enum tcmd {
3906                 /* TG = target generic */
3907                 TG_CMD_CREATE,
3908                 TG_CMD_TYPES,
3909                 TG_CMD_NAMES,
3910                 TG_CMD_CURRENT,
3911                 TG_CMD_NUMBER,
3912                 TG_CMD_COUNT,
3913         };
3914         const char *target_cmds[] = {
3915                 "create", "types", "names", "current", "number",
3916                 "count",
3917                 NULL /* terminate */
3918         };
3919
3920         LOG_DEBUG("Target command params:");
3921         LOG_DEBUG(Jim_Debug_ArgvString( interp, argc, argv) );
3922
3923         cmd_ctx = Jim_GetAssocData( interp, "context" );
3924
3925         Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
3926
3927         if( goi.argc == 0 ){
3928                 Jim_WrongNumArgs(interp, 1, argv, "missing: command ...");
3929                 return JIM_ERR;
3930         }
3931
3932         /* Jim_GetOpt_Debug( &goi ); */
3933         r = Jim_GetOpt_Enum( &goi, target_cmds, &x   );
3934         if( r != JIM_OK ){
3935                 return r;
3936         }
3937
3938         switch(x){
3939         default:
3940                 Jim_Panic(goi.interp,"Why am I here?");
3941                 return JIM_ERR;
3942         case TG_CMD_CURRENT:
3943                 if( goi.argc != 0 ){
3944                         Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters");
3945                         return JIM_ERR;
3946                 }
3947                 Jim_SetResultString( goi.interp, get_current_target( cmd_ctx )->cmd_name, -1 );
3948                 return JIM_OK;
3949         case TG_CMD_TYPES:
3950                 if( goi.argc != 0 ){
3951                         Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
3952                         return JIM_ERR;
3953                 }
3954                 Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
3955                 for( x = 0 ; target_types[x] ; x++ ){
3956                         Jim_ListAppendElement( goi.interp,
3957                                                                    Jim_GetResult(goi.interp),
3958                                                                    Jim_NewStringObj( goi.interp, target_types[x]->name, -1 ) );
3959                 }
3960                 return JIM_OK;
3961         case TG_CMD_NAMES:
3962                 if( goi.argc != 0 ){
3963                         Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
3964                         return JIM_ERR;
3965                 }
3966                 Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
3967                 target = all_targets;
3968                 while( target ){
3969                         Jim_ListAppendElement( goi.interp,
3970                                                                    Jim_GetResult(goi.interp),
3971                                                                    Jim_NewStringObj( goi.interp, target->cmd_name, -1 ) );
3972                         target = target->next;
3973                 }
3974                 return JIM_OK;
3975         case TG_CMD_CREATE:
3976                 if( goi.argc < 3 ){
3977                         Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "?name  ... config options ...");
3978                         return JIM_ERR;
3979                 }
3980                 return target_create( &goi );
3981                 break;
3982         case TG_CMD_NUMBER:
3983                 if( goi.argc != 1 ){
3984                         Jim_SetResult_sprintf( goi.interp, "expected: target number ?NUMBER?");
3985                         return JIM_ERR;
3986                 }
3987                 e = Jim_GetOpt_Wide( &goi, &w );
3988                 if( e != JIM_OK ){
3989                         return JIM_ERR;
3990                 }
3991                 {
3992                         target_t *t;
3993                         t = get_target_by_num(w);
3994                         if( t == NULL ){
3995                                 Jim_SetResult_sprintf( goi.interp,"Target: number %d does not exist", (int)(w));
3996                                 return JIM_ERR;
3997                         }
3998                         Jim_SetResultString( goi.interp, t->cmd_name, -1 );
3999                         return JIM_OK;
4000                 }
4001         case TG_CMD_COUNT:
4002                 if( goi.argc != 0 ){
4003                         Jim_WrongNumArgs( goi.interp, 0, goi.argv, "<no parameters>");
4004                         return JIM_ERR;
4005                 }
4006                 Jim_SetResult( goi.interp,
4007                                            Jim_NewIntObj( goi.interp, max_target_number()));
4008                 return JIM_OK;
4009         }
4010
4011         return JIM_ERR;
4012 }
4013
4014
4015 struct FastLoad
4016 {
4017         u32 address;
4018         u8 *data;
4019         int length;
4020
4021 };
4022
4023 static int fastload_num;
4024 static struct FastLoad *fastload;
4025
4026 static void free_fastload(void)
4027 {
4028         if (fastload!=NULL)
4029         {
4030                 int i;
4031                 for (i=0; i<fastload_num; i++)
4032                 {
4033                         if (fastload[i].data)
4034                                 free(fastload[i].data);
4035                 }
4036                 free(fastload);
4037                 fastload=NULL;
4038         }
4039 }
4040
4041
4042
4043
4044 int handle_fast_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
4045 {
4046         u8 *buffer;
4047         u32 buf_cnt;
4048         u32 image_size;
4049         u32 min_address=0;
4050         u32 max_address=0xffffffff;
4051         int i;
4052         int retval;
4053
4054         image_t image;
4055
4056         duration_t duration;
4057         char *duration_text;
4058
4059         if ((argc < 1)||(argc > 5))
4060         {
4061                 return ERROR_COMMAND_SYNTAX_ERROR;
4062         }
4063
4064         /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
4065         if (argc >= 2)
4066         {
4067                 image.base_address_set = 1;
4068                 image.base_address = strtoul(args[1], NULL, 0);
4069         }
4070         else
4071         {
4072                 image.base_address_set = 0;
4073         }
4074
4075
4076         image.start_address_set = 0;
4077
4078         if (argc>=4)
4079         {
4080                 min_address=strtoul(args[3], NULL, 0);
4081         }
4082         if (argc>=5)
4083         {
4084                 max_address=strtoul(args[4], NULL, 0)+min_address;
4085         }
4086
4087         if (min_address>max_address)
4088         {
4089                 return ERROR_COMMAND_SYNTAX_ERROR;
4090         }
4091
4092         duration_start_measure(&duration);
4093
4094         if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
4095         {
4096                 return ERROR_OK;
4097         }
4098
4099         image_size = 0x0;
4100         retval = ERROR_OK;
4101         fastload_num=image.num_sections;
4102         fastload=(struct FastLoad *)malloc(sizeof(struct FastLoad)*image.num_sections);
4103         if (fastload==NULL)
4104         {
4105                 image_close(&image);
4106                 return ERROR_FAIL;
4107         }
4108         memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections);
4109         for (i = 0; i < image.num_sections; i++)
4110         {
4111                 buffer = malloc(image.sections[i].size);
4112                 if (buffer == NULL)
4113                 {
4114                         command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
4115                         break;
4116                 }
4117
4118                 if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
4119                 {
4120                         free(buffer);
4121                         break;
4122                 }
4123
4124                 u32 offset=0;
4125                 u32 length=buf_cnt;
4126
4127
4128                 /* DANGER!!! beware of unsigned comparision here!!! */
4129
4130                 if ((image.sections[i].base_address+buf_cnt>=min_address)&&
4131                                 (image.sections[i].base_address<max_address))
4132                 {
4133                         if (image.sections[i].base_address<min_address)
4134                         {
4135                                 /* clip addresses below */
4136                                 offset+=min_address-image.sections[i].base_address;
4137                                 length-=offset;
4138                         }
4139
4140                         if (image.sections[i].base_address+buf_cnt>max_address)
4141                         {
4142                                 length-=(image.sections[i].base_address+buf_cnt)-max_address;
4143                         }
4144
4145                         fastload[i].address=image.sections[i].base_address+offset;
4146                         fastload[i].data=malloc(length);
4147                         if (fastload[i].data==NULL)
4148                         {
4149                                 free(buffer);
4150                                 break;
4151                         }
4152                         memcpy(fastload[i].data, buffer+offset, length);
4153                         fastload[i].length=length;
4154
4155                         image_size += length;
4156                         command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
4157                 }
4158
4159                 free(buffer);
4160         }
4161
4162         duration_stop_measure(&duration, &duration_text);
4163         if (retval==ERROR_OK)
4164         {
4165                 command_print(cmd_ctx, "Loaded %u bytes in %s", image_size, duration_text);
4166                 command_print(cmd_ctx, "NB!!! image has not been loaded to target, issue a subsequent 'fast_load' to do so.");
4167         }
4168         free(duration_text);
4169
4170         image_close(&image);
4171
4172         if (retval!=ERROR_OK)
4173         {
4174                 free_fastload();
4175         }
4176
4177         return retval;
4178 }
4179
4180 int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
4181 {
4182         if (argc>0)
4183                 return ERROR_COMMAND_SYNTAX_ERROR;
4184         if (fastload==NULL)
4185         {
4186                 LOG_ERROR("No image in memory");
4187                 return ERROR_FAIL;
4188         }
4189         int i;
4190         int ms=timeval_ms();
4191         int size=0;
4192         for (i=0; i<fastload_num;i++)
4193         {
4194                 int retval;
4195                 target_t *target = get_current_target(cmd_ctx);
4196                 if ((retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data)) != ERROR_OK)
4197                 {
4198                         return retval;
4199                 }
4200                 size+=fastload[i].length;
4201         }
4202         int after=timeval_ms();
4203         command_print(cmd_ctx, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0));
4204         return ERROR_OK;
4205 }