- added myself to copyright on files i remember adding large contributions for over...
[openocd.git] / src / target / target.c
index 5bd16622f8d0a64da9042d7aa7a57623241a1330..5542b33543144281959f6acf708d0761e2adf4c4 100644 (file)
@@ -2,9 +2,15 @@
  *   Copyright (C) 2005 by Dominic Rath                                    *
  *   Dominic.Rath@gmx.de                                                   *
  *                                                                         *
- *   Copyright (C) 2007,2008 Øyvind Harboe                                      *
+ *   Copyright (C) 2007,2008 Øyvind Harboe                                 *
  *   oyvind.harboe@zylin.com                                               *
  *                                                                         *
+ *   Copyright (C) 2008, Duane Ellis                                       *
+ *   openocd@duaneeellis.com                                               *
+ *                                                                         *
+ *   Copyright (C) 2008 by Spencer Oliver                                  *
+ *   spen@spen-soft.co.uk                                                  *
+ *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
 #include <fileio.h>
 #include <image.h>
 
+static int USE_OLD_RESET = 0; // temp
+
 int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
 
-int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 
 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
@@ -61,6 +69,7 @@ int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args
 int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_NEWreset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
@@ -78,6 +87,11 @@ int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args,
 int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
+static int jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv);
+
+static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
+static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
+
 
 
 /* targets */
@@ -109,32 +123,176 @@ target_type_t *target_types[] =
        NULL,
 };
 
-target_t *targets = NULL;
+target_t *all_targets = NULL;
 target_event_callback_t *target_event_callbacks = NULL;
 target_timer_callback_t *target_timer_callbacks = NULL;
 
-char *target_state_strings[] =
-{
-       "unknown",
-       "running",
-       "halted",
-       "reset",
-       "debug_running",
+const Jim_Nvp nvp_assert[] = {
+       { .name = "assert", NVP_ASSERT },
+       { .name = "deassert", NVP_DEASSERT },
+       { .name = "T", NVP_ASSERT },
+       { .name = "F", NVP_DEASSERT },
+       { .name = "t", NVP_ASSERT },
+       { .name = "f", NVP_DEASSERT },
+       { .name = NULL, .value = -1 }
 };
 
-char *target_debug_reason_strings[] =
-{
-       "debug request", "breakpoint", "watchpoint",
-       "watchpoint and breakpoint", "single step",
-       "target not halted", "undefined"
+const Jim_Nvp nvp_error_target[] = {
+       { .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
+       { .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
+       { .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
+       { .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
+       { .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
+       { .value = ERROR_TARGET_UNALIGNED_ACCESS   , .name = "err-unaligned-access" },
+       { .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
+       { .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
+       { .value = ERROR_TARGET_TRANSLATION_FAULT  , .name = "err-translation-fault" },
+       { .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
+       { .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
+       { .value = -1, .name = NULL }
 };
 
-char *target_endianess_strings[] =
+const char *target_strerror_safe( int err )
 {
-       "big endian",
-       "little endian",
+       const Jim_Nvp *n;
+
+       n = Jim_Nvp_value2name_simple( nvp_error_target, err );
+       if( n->name == NULL ){
+               return "unknown";
+       } else {
+               return n->name;
+       }
+}
+
+const Jim_Nvp nvp_target_event[] = {
+       { .value = TARGET_EVENT_OLD_pre_reset          , .name = "old-pre_reset" },
+       { .value = TARGET_EVENT_OLD_gdb_program_config , .name = "old-gdb_program_config" },
+       { .value = TARGET_EVENT_OLD_post_reset         , .name = "old-post_reset" },
+       { .value = TARGET_EVENT_OLD_pre_resume         , .name = "old-pre_resume" },
+
+
+       { .value = TARGET_EVENT_HALTED, .name = "halted" },
+       { .value = TARGET_EVENT_RESUMED, .name = "resumed" },
+       { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
+       { .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
+
+       /* historical name */
+
+       { .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
+
+       { .value = TARGET_EVENT_RESET_ASSERT_PRE,    .name = "reset-assert-pre" },
+       { .value = TARGET_EVENT_RESET_ASSERT_POST,   .name = "reset-assert-post" },
+       { .value = TARGET_EVENT_RESET_DEASSERT_PRE,  .name = "reset-deassert-pre" },
+       { .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
+       { .value = TARGET_EVENT_RESET_HALT_PRE,      .name = "reset-halt-pre" },
+       { .value = TARGET_EVENT_RESET_HALT_POST,     .name = "reset-halt-post" },
+       { .value = TARGET_EVENT_RESET_WAIT_PRE,      .name = "reset-wait-pre" },
+       { .value = TARGET_EVENT_RESET_WAIT_POST,     .name = "reset-wait-post" },
+       { .value = TARGET_EVENT_RESET_INIT , .name = "reset-init" },
+       { .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
+
+
+
+
+
+       { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
+       { .value = TARGET_EVENT_EXAMINE_START, .name = "examine-end" },
+
+
+       { .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
+       { .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
+
+       { .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
+       { .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
+
+
+       { .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
+       { .value = TARGET_EVENT_GDB_FLASH_WRITE_END  , .name = "gdb-flash-write-end"   },
+
+       { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
+       { .value = TARGET_EVENT_GDB_FLASH_ERASE_END  , .name = "gdb-flash-erase-end" },
+
+       { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
+       { .value = TARGET_EVENT_RESUMED     , .name = "resume-ok" },
+       { .value = TARGET_EVENT_RESUME_END  , .name = "resume-end" },
+
+       { .name = NULL, .value = -1 }
+};
+
+const Jim_Nvp nvp_target_state[] = {
+       { .name = "unknown", .value = TARGET_UNKNOWN },
+       { .name = "running", .value = TARGET_RUNNING },
+       { .name = "halted",  .value = TARGET_HALTED },
+       { .name = "reset",   .value = TARGET_RESET },
+       { .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
+       { .name = NULL, .value = -1 },
+};
+
+
+const Jim_Nvp nvp_target_debug_reason [] = {
+       { .name = "debug-request"            , .value = DBG_REASON_DBGRQ },
+       { .name = "breakpoint"               , .value = DBG_REASON_BREAKPOINT },
+       { .name = "watchpoint"               , .value = DBG_REASON_WATCHPOINT },
+       { .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
+       { .name = "single-step"              , .value = DBG_REASON_SINGLESTEP },
+       { .name = "target-not-halted"        , .value = DBG_REASON_NOTHALTED  },
+       { .name = "undefined"                , .value = DBG_REASON_UNDEFINED },
+       { .name = NULL, .value = -1 },
+};
+
+
+const Jim_Nvp nvp_target_endian[] = {
+       { .name = "big",    .value = TARGET_BIG_ENDIAN },
+       { .name = "little", .value = TARGET_LITTLE_ENDIAN },
+       { .name = "be",     .value = TARGET_BIG_ENDIAN },
+        { .name = "le",     .value = TARGET_LITTLE_ENDIAN },
+       { .name = NULL,     .value = -1 },
+};
+
+const Jim_Nvp nvp_reset_modes[] = {
+       { .name = "unknown", .value = RESET_UNKNOWN },
+       { .name = "run"    , .value = RESET_RUN },
+       { .name = "halt"   , .value = RESET_HALT },
+       { .name = "init"   , .value = RESET_INIT },
+       { .name = NULL     , .value = -1 },
 };
 
+static int
+max_target_number( void )
+{
+       target_t *t;
+       int x;
+
+       x = -1;
+       t = all_targets;
+       while( t ){
+               if( x < t->target_number ){
+                       x = (t->target_number)+1;
+               }
+               t = t->next;
+       }
+       return x;
+}
+
+/* determine the number of the new target */
+static int
+new_target_number( void )
+{
+       target_t *t;
+       int x;
+
+       /* number is 0 based */
+       x = -1;
+       t = all_targets;
+       while(t){
+               if( x < t->target_number ){
+                       x = t->target_number;
+               }
+               t = t->next;
+       }
+       return x+1;
+}
+
 static int target_continous_poll = 1;
 
 /* read a u32 from a buffer in target memory endianness */
@@ -155,6 +313,12 @@ u16 target_buffer_get_u16(target_t *target, u8 *buffer)
                return be_to_h_u16(buffer);
 }
 
+/* read a u8 from a buffer in target memory endianness */
+u8 target_buffer_get_u8(target_t *target, u8 *buffer)
+{
+       return *buffer & 0x0ff;
+}
+
 /* write a u32 to a buffer in target memory endianness */
 void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
 {
@@ -173,18 +337,22 @@ void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
                h_u16_to_be(buffer, value);
 }
 
+/* write a u8 to a buffer in target memory endianness */
+void target_buffer_set_u8(target_t *target, u8 *buffer, u8 value)
+{
+       *buffer = value;
+}
+
 /* returns a pointer to the n-th configured target */
 target_t* get_target_by_num(int num)
 {
-       target_t *target = targets;
-       int i = 0;
+       target_t *target = all_targets;
 
-       while (target)
-       {
-               if (num == i)
+       while (target){
+               if( target->target_number == num ){
                        return target;
+               }
                target = target->next;
-               i++;
        }
 
        return NULL;
@@ -192,18 +360,7 @@ target_t* get_target_by_num(int num)
 
 int get_num_by_target(target_t *query_target)
 {
-       target_t *target = targets;
-       int i = 0;
-
-       while (target)
-       {
-               if (target == query_target)
-                       return i;
-               target = target->next;
-               i++;
-       }
-
-       return -1;
+       return query_target->target_number;
 }
 
 target_t* get_current_target(command_context_t *cmd_ctx)
@@ -263,17 +420,35 @@ int target_resume(struct target_s *target, int current, u32 address, int handle_
        return retval;
 }
 
-int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
+
+static int NEW_target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
+{
+       char buf[100];
+       Jim_Nvp *n;
+       n = Jim_Nvp_value2name_simple( nvp_reset_modes, reset_mode );
+       if( n->name == NULL ){
+               LOG_ERROR("invalid reset mode");
+               return ERROR_FAIL;
+       }
+
+       sprintf( buf, "ocd_process_reset %s", n->name );
+       Jim_Eval( interp, buf );
+
+       /* We want any events to be processed before the prompt */
+       target_call_timer_callbacks_now();
+
+       return ERROR_OK;
+}
+
+// Next patch - this turns into TCL...
+static int OLD_target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
 {
        int retval = ERROR_OK;
        target_t *target;
 
-       target = targets;
-       while (target)
-       {
-               target_invoke_script(cmd_ctx, target, "pre_reset");
-               target = target->next;
-       }
+       target = all_targets;
+
+       target_all_handle_event( TARGET_EVENT_OLD_pre_reset );
 
        if ((retval = jtag_init_reset(cmd_ctx)) != ERROR_OK)
                return retval;
@@ -295,7 +470,7 @@ int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mo
 
        keep_alive(); /* we might be running on a very slow JTAG clk */
 
-       target = targets;
+       target = all_targets;
        while (target)
        {
                /* we have no idea what state the target is in, so we
@@ -308,19 +483,7 @@ int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mo
                target = target->next;
        }
 
-       /* request target halt if necessary, and schedule further action */
-       target = targets;
-       while (target)
-       {
-               if (reset_mode!=RESET_RUN)
-               {
-                       if ((retval = target_halt(target))!=ERROR_OK)
-                               return retval;
-               }
-               target = target->next;
-       }
-
-       target = targets;
+       target = all_targets;
        while (target)
        {
                if ((retval = target->type->deassert_reset(target))!=ERROR_OK)
@@ -328,7 +491,7 @@ int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mo
                target = target->next;
        }
 
-       target = targets;
+       target = all_targets;
        while (target)
        {
                /* We can fail to bring the target into the halted state, try after reset has been deasserted  */
@@ -352,14 +515,16 @@ int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mo
 
        if ((reset_mode == RESET_HALT) || (reset_mode == RESET_INIT))
        {
-               target = targets;
+               target = all_targets;
                while (target)
                {
                        /* Wait for reset to complete, maximum 5 seconds. */
                        if (((retval=target_wait_state(target, TARGET_HALTED, 5000)))==ERROR_OK)
                        {
-                               if (reset_mode == RESET_INIT)
-                                       target_invoke_script(cmd_ctx, target, "post_reset");
+                               if (reset_mode == RESET_INIT){
+                                       target_handle_event( target, TARGET_EVENT_OLD_post_reset );
+                               }
+
                        }
                        target = target->next;
                }
@@ -371,6 +536,16 @@ int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mo
        return retval;
 }
 
+int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
+{
+       if( USE_OLD_RESET ){
+               return OLD_target_process_reset( cmd_ctx, reset_mode );
+       } else {
+               return NEW_target_process_reset( cmd_ctx, reset_mode );
+       }
+}
+
+
 static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
 {
        *physical = virtual;
@@ -395,10 +570,10 @@ static int default_examine(struct target_s *target)
  *
  * XScale
  */
-int target_examine(struct command_context_s *cmd_ctx)
+int target_examine(void)
 {
        int retval = ERROR_OK;
-       target_t *target = targets;
+       target_t *target = all_targets;
        while (target)
        {
                if ((retval = target->type->examine(target))!=ERROR_OK)
@@ -450,7 +625,7 @@ static int target_run_algorithm_imp(struct target_s *target, int num_mem_params,
 
 int target_init(struct command_context_s *cmd_ctx)
 {
-       target_t *target = targets;
+       target_t *target = all_targets;
 
        while (target)
        {
@@ -492,7 +667,7 @@ int target_init(struct command_context_s *cmd_ctx)
                target = target->next;
        }
 
-       if (targets)
+       if (all_targets)
        {
                target_register_user_commands(cmd_ctx);
                target_register_timer_callback(handle_target, 100, 1, NULL);
@@ -622,7 +797,11 @@ int target_call_event_callbacks(target_t *target, enum target_event event)
        target_event_callback_t *callback = target_event_callbacks;
        target_event_callback_t *next_callback;
 
-       LOG_DEBUG("target event %i", event);
+       LOG_DEBUG("target event %i (%s)",
+                         event,
+                         Jim_Nvp_value2name_simple( nvp_target_event, event )->name );
+
+       target_handle_event( target, event );
 
        while (callback)
        {
@@ -678,15 +857,15 @@ static int target_call_timer_callbacks_check_time(int checktime)
        return ERROR_OK;
 }
 
-int target_call_timer_callbacks()
+int target_call_timer_callbacks(void)
 {
        return target_call_timer_callbacks_check_time(1);
 }
 
 /* invoke periodic callbacks immediately */
-int target_call_timer_callbacks_now()
+int target_call_timer_callbacks_now(void)
 {
-       return target_call_timer_callbacks(0);
+       return target_call_timer_callbacks_check_time(0);
 }
 
 int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
@@ -836,12 +1015,14 @@ int target_free_all_working_areas(struct target_s *target)
 
 int target_register_commands(struct command_context_s *cmd_ctx)
 {
-       register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, "target <cpu> [reset_init default - DEPRECATED] <chainpos> <endianness> <variant> [cpu type specifc args]");
+
        register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
        register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
        register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
        register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
 
+       register_jim(cmd_ctx, "target", jim_target, "configure target" );
+
 
        /* script procedures */
        register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing");
@@ -858,7 +1039,8 @@ int target_arch_state(struct target_s *target)
                return ERROR_OK;
        }
 
-       LOG_USER("target state: %s", target_state_strings[target->state]);
+       LOG_USER("target state: %s",
+                Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name);
 
        if (target->state!=TARGET_HALTED)
                return ERROR_OK;
@@ -882,7 +1064,7 @@ int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buff
                return ERROR_FAIL;
        }
 
-       if (address+size<address)
+       if ((address + size - 1) < address)
        {
                /* GDB can request this when e.g. PC is 0xfffffffc*/
                LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
@@ -958,7 +1140,7 @@ int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffe
                return ERROR_FAIL;
        }
 
-       if (address+size<address)
+       if ((address + size - 1) < address)
        {
                /* GDB can request this when e.g. PC is 0xfffffffc*/
                LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
@@ -1212,7 +1394,8 @@ int target_register_user_commands(struct command_context_s *cmd_ctx)
        register_command(cmd_ctx,  NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
        register_command(cmd_ctx,  NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
        register_command(cmd_ctx,  NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
-       register_command(cmd_ctx,  NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init]");
+       register_command(cmd_ctx,  NULL, "NEWreset", handle_NEWreset_command, COMMAND_EXEC, "reset target [run|halt|init] - default is run");
+       register_command(cmd_ctx,  NULL, "reset", handle_reset_command, COMMAND_EXEC, "OLDreset target [run|halt|init] - default is run");
        register_command(cmd_ctx,  NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
 
        register_command(cmd_ctx,  NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
@@ -1240,167 +1423,59 @@ int target_register_user_commands(struct command_context_s *cmd_ctx)
 
 int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
 {
-       target_t *target = targets;
-       int count = 0;
+       char *cp;
+       target_t *target = all_targets;
 
        if (argc == 1)
        {
-               int num = strtoul(args[0], NULL, 0);
-
-               while (target)
-               {
-                       count++;
-                       target = target->next;
+               /* try as tcltarget name */
+               for( target = all_targets ; target ; target++ ){
+                 if( target->cmd_name ){
+                       if( 0 == strcmp( args[0], target->cmd_name ) ){
+                               /* MATCH */
+                               goto Match;
+                       }
+                 }
                }
+               /* no match, try as number */
 
-               if (num < count)
-                       cmd_ctx->current_target = num;
-               else
-                       command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
+               int num = strtoul(args[0], &cp, 0 );
+               if( *cp != 0 ){
+                       /* then it was not a number */
+                       command_print( cmd_ctx, "Target: %s unknown, try one of:\n", args[0] );
+                       goto DumpTargets;
+               }
 
+               target = get_target_by_num( num );
+               if( target == NULL ){
+                       command_print(cmd_ctx,"Target: %s is unknown, try one of:\n", args[0] );
+                       goto DumpTargets;
+               }
+       Match:
+               cmd_ctx->current_target = target->target_number;
                return ERROR_OK;
        }
+ DumpTargets:
 
+       command_print(cmd_ctx, "    CmdName    Type       Endian     ChainPos State     ");
+       command_print(cmd_ctx, "--  ---------- ---------- ---------- -------- ----------");
        while (target)
        {
-               command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
+               /* XX: abcdefghij abcdefghij abcdefghij abcdefghij */
+               command_print(cmd_ctx, "%2d: %-10s %-10s %-10s %8d %s",
+                                         target->target_number,
+                                         target->cmd_name,
+                                         target->type->name,
+                                         Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness )->name,
+                                         target->chain_position,
+                                         Jim_Nvp_value2name_simple( nvp_target_state, target->state )->name );
                target = target->next;
        }
 
        return ERROR_OK;
 }
 
-int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
-       int i;
-       int found = 0;
-
-       if (argc < 3)
-       {
-               return ERROR_COMMAND_SYNTAX_ERROR;
-       }
-
-       /* search for the specified target */
-       if (args[0] && (args[0][0] != 0))
-       {
-               for (i = 0; target_types[i]; i++)
-               {
-                       if (strcmp(args[0], target_types[i]->name) == 0)
-                       {
-                               target_t **last_target_p = &targets;
-
-                               /* register target specific commands */
-                               if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
-                               {
-                                       LOG_ERROR("couldn't register '%s' commands", args[0]);
-                                       exit(-1);
-                               }
-
-                               if (*last_target_p)
-                               {
-                                       while ((*last_target_p)->next)
-                                               last_target_p = &((*last_target_p)->next);
-                                       last_target_p = &((*last_target_p)->next);
-                               }
-
-                               *last_target_p = malloc(sizeof(target_t));
-
-                               /* allocate memory for each unique target type */
-                               (*last_target_p)->type = (target_type_t*)malloc(sizeof(target_type_t));
-                               *((*last_target_p)->type) = *target_types[i];
-
-                               if (strcmp(args[1], "big") == 0)
-                                       (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
-                               else if (strcmp(args[1], "little") == 0)
-                                       (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
-                               else
-                               {
-                                       LOG_ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
-                                       return ERROR_COMMAND_SYNTAX_ERROR;
-                               }
-
-                               if (strcmp(args[2], "reset_halt") == 0)
-                               {
-                                       LOG_WARNING("reset_mode argument is obsolete.");
-                                       return ERROR_COMMAND_SYNTAX_ERROR;
-                               }
-                               else if (strcmp(args[2], "reset_run") == 0)
-                               {
-                                       LOG_WARNING("reset_mode argument is obsolete.");
-                                       return ERROR_COMMAND_SYNTAX_ERROR;
-                               }
-                               else if (strcmp(args[2], "reset_init") == 0)
-                               {
-                                       LOG_WARNING("reset_mode argument is obsolete.");
-                                       return ERROR_COMMAND_SYNTAX_ERROR;
-                               }
-                               else if (strcmp(args[2], "run_and_halt") == 0)
-                               {
-                                       LOG_WARNING("reset_mode argument is obsolete.");
-                                       return ERROR_COMMAND_SYNTAX_ERROR;
-                               }
-                               else if (strcmp(args[2], "run_and_init") == 0)
-                               {
-                                       LOG_WARNING("reset_mode argument is obsolete.");
-                                       return ERROR_COMMAND_SYNTAX_ERROR;
-                               }
-                               else
-                               {
-                                       /* Kludge! we want to make this reset arg optional while remaining compatible! */
-                                       args--;
-                                       argc++;
-                               }
-
-                               (*last_target_p)->working_area = 0x0;
-                               (*last_target_p)->working_area_size = 0x0;
-                               (*last_target_p)->working_areas = NULL;
-                               (*last_target_p)->backup_working_area = 0;
-
-                               (*last_target_p)->state = TARGET_UNKNOWN;
-                               (*last_target_p)->debug_reason = DBG_REASON_UNDEFINED;
-                               (*last_target_p)->reg_cache = NULL;
-                               (*last_target_p)->breakpoints = NULL;
-                               (*last_target_p)->watchpoints = NULL;
-                               (*last_target_p)->next = NULL;
-                               (*last_target_p)->arch_info = NULL;
-
-                               /* initialize trace information */
-                               (*last_target_p)->trace_info = malloc(sizeof(trace_t));
-                               (*last_target_p)->trace_info->num_trace_points = 0;
-                               (*last_target_p)->trace_info->trace_points_size = 0;
-                               (*last_target_p)->trace_info->trace_points = NULL;
-                               (*last_target_p)->trace_info->trace_history_size = 0;
-                               (*last_target_p)->trace_info->trace_history = NULL;
-                               (*last_target_p)->trace_info->trace_history_pos = 0;
-                               (*last_target_p)->trace_info->trace_history_overflowed = 0;
-
-                               (*last_target_p)->dbgmsg = NULL;
-                               (*last_target_p)->dbg_msg_enabled = 0;
-
-                               (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
-
-                               found = 1;
-                               break;
-                       }
-               }
-       }
-
-       /* no matching target found */
-       if (!found)
-       {
-               LOG_ERROR("target '%s' not found", args[0]);
-               return ERROR_COMMAND_SYNTAX_ERROR;
-       }
-
-       return ERROR_OK;
-}
 
-int target_invoke_script(struct command_context_s *cmd_ctx, target_t *target, char *name)
-{
-       return command_run_linef(cmd_ctx, " if {[catch {info body target_%d_%s} t]==0} {target_%d_%s}",
-                       get_num_by_target(target), name,
-                       get_num_by_target(target), name);
-}
 
 int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
 {
@@ -1446,7 +1521,7 @@ int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, ch
 /* process target state changes */
 int handle_target(void *priv)
 {
-       target_t *target = targets;
+       target_t *target = all_targets;
 
        while (target)
        {
@@ -1646,7 +1721,7 @@ int target_wait_state(target_t *target, enum target_state state, int ms)
        {
                if ((retval=target_poll(target))!=ERROR_OK)
                        return retval;
-               target_call_timer_callbacks_now();
+               keep_alive();
                if (target->state == state)
                {
                        break;
@@ -1654,13 +1729,15 @@ int target_wait_state(target_t *target, enum target_state state, int ms)
                if (once)
                {
                        once=0;
-                       LOG_USER("waiting for target %s...", target_state_strings[state]);
+                       LOG_DEBUG("waiting for target %s...",
+                             Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
                }
 
                gettimeofday(&now, NULL);
                if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
                {
-                       LOG_ERROR("timed out while waiting for target %s", target_state_strings[state]);
+                       LOG_ERROR("timed out while waiting for target %s",
+                             Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
                        return ERROR_FAIL;
                }
        }
@@ -1696,25 +1773,38 @@ int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd,
 
 int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
 {
+       const Jim_Nvp *n;
        enum target_reset_mode reset_mode = RESET_RUN;
 
        if (argc >= 1)
        {
-               if (strcmp("run", args[0]) == 0)
-                       reset_mode = RESET_RUN;
-               else if (strcmp("halt", args[0]) == 0)
-                       reset_mode = RESET_HALT;
-               else if (strcmp("init", args[0]) == 0)
-                       reset_mode = RESET_INIT;
-               else
-               {
+               n = Jim_Nvp_name2value_simple( nvp_reset_modes, args[0] );
+               if( (n->name == NULL) || (n->value == RESET_UNKNOWN) ){
                        return ERROR_COMMAND_SYNTAX_ERROR;
                }
+               reset_mode = n->value;
        }
 
        /* reset *all* targets */
-       target_process_reset(cmd_ctx, reset_mode);
+       return target_process_reset(cmd_ctx, reset_mode);
+}
+
+int handle_NEWreset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+       int x;
+       char *cp;
 
+       if (argc >= 1){
+               x = strtol( args[0], &cp, 0 );
+               if( *cp != 0 ){
+                       command_print( cmd_ctx, "Not numeric: %s\n", args[0] );
+                       return ERROR_COMMAND_SYNTAX_ERROR;
+               }
+               USE_OLD_RESET = !!x;
+       }
+       command_print( cmd_ctx, "reset method: %d (%s)\n",
+                                  USE_OLD_RESET,
+                                  USE_OLD_RESET ? "old-method" : "new-method" );
        return ERROR_OK;
 }
 
@@ -1723,7 +1813,7 @@ int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **a
        int retval;
        target_t *target = get_current_target(cmd_ctx);
 
-       target_invoke_script(cmd_ctx, target, "pre_resume");
+       target_handle_event( target, TARGET_EVENT_OLD_pre_resume );
 
        if (argc == 0)
                retval = target_resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
@@ -1731,7 +1821,7 @@ int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **a
                retval = target_resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
        else
        {
-               return ERROR_COMMAND_SYNTAX_ERROR;
+               retval = ERROR_COMMAND_SYNTAX_ERROR;
        }
 
        return retval;
@@ -2519,7 +2609,7 @@ int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **
                        samples[numSamples++]=t;
                        retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
                        target_poll(target);
-                       usleep(10*1000); // sleep 10ms, i.e. <100 samples/second.
+                       alive_sleep(10); // sleep 10ms, i.e. <100 samples/second.
                } else if (target->state == TARGET_RUNNING)
                {
                        // We want to quickly sample the PC.
@@ -2585,8 +2675,27 @@ static int new_int_array_element(Jim_Interp * interp, const char *varname, int i
 
 static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 {
-       target_t *target;
        command_context_t *context;
+       target_t *target;
+
+       context = Jim_GetAssocData(interp, "context");
+       if (context == NULL)
+       {
+               LOG_ERROR("mem2array: no command context");
+               return JIM_ERR;
+       }
+       target = get_current_target(context);
+       if (target == NULL)
+       {
+               LOG_ERROR("mem2array: no current target");
+               return JIM_ERR;
+       }
+
+       return  target_mem2array(interp, target, argc,argv);
+}
+
+static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
+{
        long l;
        u32 width;
        u32 len;
@@ -2669,19 +2778,6 @@ static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
                return JIM_ERR;
        }
 
-       context = Jim_GetAssocData(interp, "context");
-       if (context == NULL)
-       {
-               LOG_ERROR("mem2array: no command context");
-               return JIM_ERR;
-       }
-       target = get_current_target(context);
-       if (target == NULL)
-       {
-               LOG_ERROR("mem2array: no current target");
-               return JIM_ERR;
-       }
-
        /* Transfer loop */
 
        /* index counter */
@@ -2762,8 +2858,26 @@ static int get_int_array_element(Jim_Interp * interp, const char *varname, int i
 
 static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 {
-       target_t *target;
        command_context_t *context;
+       target_t *target;
+
+       context = Jim_GetAssocData(interp, "context");
+       if (context == NULL){
+               LOG_ERROR("array2mem: no command context");
+               return JIM_ERR;
+       }
+       target = get_current_target(context);
+       if (target == NULL){
+               LOG_ERROR("array2mem: no current target");
+               return JIM_ERR;
+       }
+
+       return target_array2mem( interp,target, argc, argv );
+}
+
+
+static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
+{
        long l;
        u32 width;
        u32 len;
@@ -2846,18 +2960,6 @@ static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
                return JIM_ERR;
        }
 
-       context = Jim_GetAssocData(interp, "context");
-       if (context == NULL)
-       {
-               LOG_ERROR("array2mem: no command context");
-               return JIM_ERR;
-       }
-       target = get_current_target(context);
-       if (target == NULL)
-       {
-               LOG_ERROR("array2mem: no current target");
-               return JIM_ERR;
-       }
 
        /* Transfer loop */
 
@@ -2895,7 +2997,7 @@ static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
                        /* BOO !*/
                        LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
                        Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
-                       Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
+                       Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
                        e = JIM_ERR;
                        len = 0;
                }
@@ -2905,3 +3007,1082 @@ static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
 
        return JIM_OK;
 }
+
+void
+target_all_handle_event( enum target_event e )
+{
+       target_t *target;
+
+
+       LOG_DEBUG( "**all*targets: event: %d, %s",
+                  e,
+                  Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
+
+       target = all_targets;
+       while (target){
+               target_handle_event( target, e );
+               target = target->next;
+       }
+}
+
+void
+target_handle_event( target_t *target, enum target_event e )
+{
+       target_event_action_t *teap;
+       int done;
+
+       teap = target->event_action;
+
+       done = 0;
+       while( teap ){
+               if( teap->event == e ){
+                       done = 1;
+                       LOG_DEBUG( "target: (%d) %s (%s) event: %d (%s) action: %s\n",
+                                          target->target_number,
+                                          target->cmd_name,
+                                          target->type->name,
+                                          e,
+                                          Jim_Nvp_value2name_simple( nvp_target_event, e )->name,
+                                          Jim_GetString( teap->body, NULL ) );
+                       Jim_EvalObj( interp, teap->body );
+               }
+               teap = teap->next;
+       }
+       if( !done ){
+               LOG_DEBUG( "event: %d %s - no action",
+                                  e,
+                                  Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
+       }
+}
+
+enum target_cfg_param {
+       TCFG_TYPE,
+       TCFG_EVENT,
+       TCFG_WORK_AREA_VIRT,
+       TCFG_WORK_AREA_PHYS,
+       TCFG_WORK_AREA_SIZE,
+       TCFG_WORK_AREA_BACKUP,
+       TCFG_ENDIAN,
+       TCFG_VARIANT,
+       TCFG_CHAIN_POSITION,
+};
+
+
+static Jim_Nvp nvp_config_opts[] = {
+       { .name = "-type",             .value = TCFG_TYPE },
+       { .name = "-event",            .value = TCFG_EVENT },
+       { .name = "-work-area-virt",   .value = TCFG_WORK_AREA_VIRT },
+       { .name = "-work-area-phys",   .value = TCFG_WORK_AREA_PHYS },
+       { .name = "-work-area-size",   .value = TCFG_WORK_AREA_SIZE },
+       { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
+       { .name = "-endian" ,          .value = TCFG_ENDIAN },
+       { .name = "-variant",          .value = TCFG_VARIANT },
+       { .name = "-chain-position",   .value = TCFG_CHAIN_POSITION },
+
+       { .name = NULL, .value = -1 }
+};
+
+
+static int
+target_configure( Jim_GetOptInfo *goi,
+                                 target_t *target )
+{
+       Jim_Nvp *n;
+       Jim_Obj *o;
+       jim_wide w;
+       char *cp;
+       int e;
+
+
+       /* parse config or cget options ... */
+       while( goi->argc > 0 ){
+               Jim_SetEmptyResult( goi->interp );
+               //Jim_GetOpt_Debug( goi );
+
+               if( target->type->target_jim_configure ){
+                       /* target defines a configure function */
+                       /* target gets first dibs on parameters */
+                       e = (*(target->type->target_jim_configure))( target, goi );
+                       if( e == JIM_OK ){
+                               /* more? */
+                               continue;
+                       }
+                       if( e == JIM_ERR ){
+                               /* An error */
+                               return e;
+                       }
+                       /* otherwise we 'continue' below */
+               }
+               e = Jim_GetOpt_Nvp( goi, nvp_config_opts, &n );
+               if( e != JIM_OK ){
+                       Jim_GetOpt_NvpUnknown( goi, nvp_config_opts, 0 );
+                       return e;
+               }
+               switch( n->value ){
+               case TCFG_TYPE:
+                       /* not setable */
+                       if( goi->isconfigure ){
+                               Jim_SetResult_sprintf( goi->interp, "not setable: %s", n->name );
+                               return JIM_ERR;
+                       } else {
+                       no_params:
+                               if( goi->argc != 0 ){
+                                       Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "NO PARAMS");
+                                       return JIM_ERR;
+                               }
+                       }
+                       Jim_SetResultString( goi->interp, target->type->name, -1 );
+                       /* loop for more */
+                       break;
+               case TCFG_EVENT:
+                       if( goi->argc == 0 ){
+                               Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
+                               return JIM_ERR;
+                       }
+
+                       e = Jim_GetOpt_Nvp( goi, nvp_target_event, &n );
+                       if( e != JIM_OK ){
+                               Jim_GetOpt_NvpUnknown( goi, nvp_target_event, 1 );
+                               return e;
+                       }
+
+                       if( goi->isconfigure ){
+                               if( goi->argc == 0 ){
+                                       Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
+                                       return JIM_ERR;
+                               }
+                       } else {
+                               if( goi->argc != 0 ){
+                                       Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
+                                       return JIM_ERR;
+                               }
+                       }
+
+
+                       {
+                               target_event_action_t *teap;
+
+                               teap = target->event_action;
+                               /* replace existing? */
+                               while( teap ){
+                                       if( teap->event == n->value ){
+                                               break;
+                                       }
+                                       teap = teap->next;
+                               }
+
+                               if( goi->isconfigure ){
+                                       if( teap == NULL ){
+                                               /* create new */
+                                               teap = calloc( 1, sizeof(*teap) );
+                                       }
+                                       teap->event = n->value;
+                                       Jim_GetOpt_Obj( goi, &o );
+                                       if( teap->body ){
+                                               Jim_DecrRefCount( interp, teap->body );
+                                       }
+                                       teap->body  = Jim_DuplicateObj( goi->interp, o );
+                                       /*
+                                        * FIXME:
+                                        *     Tcl/TK - "tk events" have a nice feature.
+                                        *     See the "BIND" command.
+                                        *    We should support that here.
+                                        *     You can specify %X and %Y in the event code.
+                                        *     The idea is: %T - target name.
+                                        *     The idea is: %N - target number
+                                        *     The idea is: %E - event name.
+                                        */
+                                       Jim_IncrRefCount( teap->body );
+
+                                       /* add to head of event list */
+                                       teap->next = target->event_action;
+                                       target->event_action = teap;
+                                       Jim_SetEmptyResult(goi->interp);
+                               } else {
+                                       /* get */
+                                       if( teap == NULL ){
+                                               Jim_SetEmptyResult( goi->interp );
+                                       } else {
+                                               Jim_SetResult( goi->interp, Jim_DuplicateObj( goi->interp, teap->body ) );
+                                       }
+                               }
+                       }
+                       /* loop for more */
+                       break;
+
+               case TCFG_WORK_AREA_VIRT:
+                       if( goi->isconfigure ){
+                               target_free_all_working_areas(target);
+                               e = Jim_GetOpt_Wide( goi, &w );
+                               if( e != JIM_OK ){
+                                       return e;
+                               }
+                               target->working_area_virt = w;
+                       } else {
+                               if( goi->argc != 0 ){
+                                       goto no_params;
+                               }
+                       }
+                       Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_virt ) );
+                       /* loop for more */
+                       break;
+
+               case TCFG_WORK_AREA_PHYS:
+                       if( goi->isconfigure ){
+                               target_free_all_working_areas(target);
+                               e = Jim_GetOpt_Wide( goi, &w );
+                               if( e != JIM_OK ){
+                                       return e;
+                               }
+                               target->working_area_phys = w;
+                       } else {
+                               if( goi->argc != 0 ){
+                                       goto no_params;
+                               }
+                       }
+                       Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_phys ) );
+                       /* loop for more */
+                       break;
+
+               case TCFG_WORK_AREA_SIZE:
+                       if( goi->isconfigure ){
+                               target_free_all_working_areas(target);
+                               e = Jim_GetOpt_Wide( goi, &w );
+                               if( e != JIM_OK ){
+                                       return e;
+                               }
+                               target->working_area_size = w;
+                       } else {
+                               if( goi->argc != 0 ){
+                                       goto no_params;
+                               }
+                       }
+                       Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
+                       /* loop for more */
+                       break;
+
+               case TCFG_WORK_AREA_BACKUP:
+                       if( goi->isconfigure ){
+                               target_free_all_working_areas(target);
+                               e = Jim_GetOpt_Wide( goi, &w );
+                               if( e != JIM_OK ){
+                                       return e;
+                               }
+                               /* make this exactly 1 or 0 */
+                               target->backup_working_area = (!!w);
+                       } else {
+                               if( goi->argc != 0 ){
+                                       goto no_params;
+                               }
+                       }
+                       Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
+                       /* loop for more e*/
+                       break;
+
+               case TCFG_ENDIAN:
+                       if( goi->isconfigure ){
+                               e = Jim_GetOpt_Nvp( goi, nvp_target_endian, &n );
+                               if( e != JIM_OK ){
+                                       Jim_GetOpt_NvpUnknown( goi, nvp_target_endian, 1 );
+                                       return e;
+                               }
+                               target->endianness = n->value;
+                       } else {
+                               if( goi->argc != 0 ){
+                                       goto no_params;
+                               }
+                       }
+                       n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
+                       if( n->name == NULL ){
+                               target->endianness = TARGET_LITTLE_ENDIAN;
+                               n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
+                       }
+                       Jim_SetResultString( goi->interp, n->name, -1 );
+                       /* loop for more */
+                       break;
+
+               case TCFG_VARIANT:
+                       if( goi->isconfigure ){
+                               if( goi->argc < 1 ){
+                                       Jim_SetResult_sprintf( goi->interp,
+                                                                                  "%s ?STRING?",
+                                                                                  n->name );
+                                       return JIM_ERR;
+                               }
+                               if( target->variant ){
+                                       free((void *)(target->variant));
+                               }
+                               e = Jim_GetOpt_String( goi, &cp, NULL );
+                               target->variant = strdup(cp);
+                       } else {
+                               if( goi->argc != 0 ){
+                                       goto no_params;
+                               }
+                       }
+                       Jim_SetResultString( goi->interp, target->variant,-1 );
+                       /* loop for more */
+                       break;
+               case TCFG_CHAIN_POSITION:
+                       if( goi->isconfigure ){
+                               target_free_all_working_areas(target);
+                               e = Jim_GetOpt_Wide( goi, &w );
+                               if( e != JIM_OK ){
+                                       return e;
+                               }
+                               /* make this exactly 1 or 0 */
+                               target->chain_position = w;
+                       } else {
+                               if( goi->argc != 0 ){
+                                       goto no_params;
+                               }
+                       }
+                       Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->chain_position ) );
+                       /* loop for more e*/
+                       break;
+               }
+       } /* while( goi->argc ) */
+               /* done - we return */
+       return JIM_OK;
+}
+
+
+/** this is the 'tcl' handler for the target specific command */
+static int
+tcl_target_func( Jim_Interp *interp,
+                                int argc,
+                                Jim_Obj *const *argv )
+{
+       Jim_GetOptInfo goi;
+       jim_wide a,b,c;
+       int x,y,z;
+       u8  target_buf[32];
+       Jim_Nvp *n;
+       target_t *target;
+       struct command_context_s *cmd_ctx;
+       int e;
+
+
+       enum {
+               TS_CMD_CONFIGURE,
+               TS_CMD_CGET,
+
+               TS_CMD_MWW, TS_CMD_MWH, TS_CMD_MWB,
+               TS_CMD_MDW, TS_CMD_MDH, TS_CMD_MDB,
+               TS_CMD_MRW, TS_CMD_MRH, TS_CMD_MRB,
+               TS_CMD_MEM2ARRAY, TS_CMD_ARRAY2MEM,
+               TS_CMD_EXAMINE,
+               TS_CMD_POLL,
+               TS_CMD_RESET,
+               TS_CMD_HALT,
+               TS_CMD_WAITSTATE,
+               TS_CMD_EVENTLIST,
+               TS_CMD_CURSTATE,
+               TS_CMD_INVOKE_EVENT,
+       };
+
+       static const Jim_Nvp target_options[] = {
+               { .name = "configure", .value = TS_CMD_CONFIGURE },
+               { .name = "cget", .value = TS_CMD_CGET },
+               { .name = "mww", .value = TS_CMD_MWW },
+               { .name = "mwh", .value = TS_CMD_MWH },
+               { .name = "mwb", .value = TS_CMD_MWB },
+               { .name = "mdw", .value = TS_CMD_MDW },
+               { .name = "mdh", .value = TS_CMD_MDH },
+               { .name = "mdb", .value = TS_CMD_MDB },
+               { .name = "mem2array", .value = TS_CMD_MEM2ARRAY },
+               { .name = "array2mem", .value = TS_CMD_ARRAY2MEM },
+               { .name = "eventlist", .value = TS_CMD_EVENTLIST },
+               { .name = "curstate",  .value = TS_CMD_CURSTATE },
+
+               { .name = "arp_examine", .value = TS_CMD_EXAMINE },
+               { .name = "arp_poll", .value = TS_CMD_POLL },
+               { .name = "arp_reset", .value = TS_CMD_RESET },
+               { .name = "arp_halt", .value = TS_CMD_HALT },
+               { .name = "arp_waitstate", .value = TS_CMD_WAITSTATE },
+               { .name = "invoke-event", .value = TS_CMD_INVOKE_EVENT },
+
+               { .name = NULL, .value = -1 },
+       };
+
+
+       /* go past the "command" */
+       Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
+
+       target = Jim_CmdPrivData( goi.interp );
+       cmd_ctx = Jim_GetAssocData(goi.interp, "context");
+
+       /* commands here are in an NVP table */
+       e = Jim_GetOpt_Nvp( &goi, target_options, &n );
+       if( e != JIM_OK ){
+               Jim_GetOpt_NvpUnknown( &goi, target_options, 0 );
+               return e;
+       }
+       // Assume blank result
+       Jim_SetEmptyResult( goi.interp );
+
+       switch( n->value ){
+       case TS_CMD_CONFIGURE:
+               if( goi.argc < 2 ){
+                       Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "missing: -option VALUE ...");
+                       return JIM_ERR;
+               }
+               goi.isconfigure = 1;
+               return target_configure( &goi, target );
+       case TS_CMD_CGET:
+               // some things take params
+               if( goi.argc < 1 ){
+                       Jim_WrongNumArgs( goi.interp, 0, goi.argv, "missing: ?-option?");
+                       return JIM_ERR;
+               }
+               goi.isconfigure = 0;
+               return target_configure( &goi, target );
+               break;
+       case TS_CMD_MWW:
+       case TS_CMD_MWH:
+       case TS_CMD_MWB:
+               /* argv[0] = cmd
+                * argv[1] = address
+                * argv[2] = data
+                * argv[3] = optional count.
+                */
+
+               if( (goi.argc == 3) || (goi.argc == 4) ){
+                       /* all is well */
+               } else {
+               mwx_error:
+                       Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR DATA [COUNT]", n->name );
+                       return JIM_ERR;
+               }
+
+               e = Jim_GetOpt_Wide( &goi, &a );
+               if( e != JIM_OK ){
+                       goto mwx_error;
+               }
+
+               e = Jim_GetOpt_Wide( &goi, &b );
+               if( e != JIM_OK ){
+                       goto mwx_error;
+               }
+               if( goi.argc ){
+                       e = Jim_GetOpt_Wide( &goi, &c );
+                       if( e != JIM_OK ){
+                               goto mwx_error;
+                       }
+               } else {
+                       c = 1;
+               }
+
+               switch( n->value ){
+               case TS_CMD_MWW:
+                       target_buffer_set_u32( target, target_buf, b );
+                       b = 4;
+                       break;
+               case TS_CMD_MWH:
+                       target_buffer_set_u16( target, target_buf, b );
+                       b = 2;
+                       break;
+               case TS_CMD_MWB:
+                       target_buffer_set_u8( target, target_buf, b );
+                       b = 1;
+                       break;
+               }
+               for( x = 0 ; x < c ; x++ ){
+                       e = target->type->write_memory( target, a, b, 1, target_buf );
+                       if( e != ERROR_OK ){
+                               Jim_SetResult_sprintf( interp, "Error writing @ 0x%08x: %d\n", (int)(a), e );
+                               return JIM_ERR;
+                       }
+                       /* b = width */
+                       a = a + b;
+               }
+               return JIM_OK;
+               break;
+
+               /* display */
+       case TS_CMD_MDW:
+       case TS_CMD_MDH:
+       case TS_CMD_MDB:
+               /* argv[0] = command
+                * argv[1] = address
+                * argv[2] = optional count
+                */
+               if( (goi.argc == 2) || (goi.argc == 3) ){
+                       Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR [COUNT]", n->name );
+                       return JIM_ERR;
+               }
+               e = Jim_GetOpt_Wide( &goi, &a );
+               if( e != JIM_OK ){
+                       return JIM_ERR;
+               }
+               if( goi.argc ){
+                       e = Jim_GetOpt_Wide( &goi, &c );
+                       if( e != JIM_OK ){
+                               return JIM_ERR;
+                       }
+               } else {
+                       c = 1;
+               }
+               b = 1; /* shut up gcc */
+               switch( n->value ){
+               case TS_CMD_MDW:
+                       b =  4;
+                       break;
+               case TS_CMD_MDH:
+                       b = 2;
+                       break;
+               case TS_CMD_MDB:
+                       b = 1;
+                       break;
+               }
+
+               /* convert to "bytes" */
+               c = c * b;
+               /* count is now in 'BYTES' */
+               while( c > 0 ){
+                       y = c;
+                       if( y > 16 ){
+                               y = 16;
+                       }
+                       e = target->type->read_memory( target, a, b, y / b, target_buf );
+                       if( e != ERROR_OK ){
+                               Jim_SetResult_sprintf( interp, "error reading target @ 0x%08lx", (int)(a) );
+                               return JIM_ERR;
+                       }
+
+                       Jim_fprintf( interp, interp->cookie_stdout, "0x%08x ", (int)(a) );
+                       switch( b ){
+                       case 4:
+                               for( x = 0 ; (x < 16) && (x < y) ; x += 4 ){
+                                       z = target_buffer_get_u32( target, &(target_buf[ x * 4 ]) );
+                                       Jim_fprintf( interp, interp->cookie_stdout, "%08x ", (int)(z) );
+                               }
+                               for( ; (x < 16) ; x += 4 ){
+                                       Jim_fprintf( interp, interp->cookie_stdout, "         " );
+                               }
+                               break;
+                       case 2:
+                               for( x = 0 ; (x < 16) && (x < y) ; x += 2 ){
+                                       z = target_buffer_get_u16( target, &(target_buf[ x * 2 ]) );
+                                       Jim_fprintf( interp, interp->cookie_stdout, "%04x ", (int)(z) );
+                               }
+                               for( ; (x < 16) ; x += 2 ){
+                                       Jim_fprintf( interp, interp->cookie_stdout, "     " );
+                               }
+                               break;
+                       case 1:
+                       default:
+                               for( x = 0 ; (x < 16) && (x < y) ; x += 1 ){
+                                       z = target_buffer_get_u8( target, &(target_buf[ x * 4 ]) );
+                                       Jim_fprintf( interp, interp->cookie_stdout, "%02x ", (int)(z) );
+                               }
+                               for( ; (x < 16) ; x += 1 ){
+                                       Jim_fprintf( interp, interp->cookie_stdout, "   " );
+                               }
+                               break;
+                       }
+                       /* ascii-ify the bytes */
+                       for( x = 0 ; x < y ; x++ ){
+                               if( (target_buf[x] >= 0x20) &&
+                                       (target_buf[x] <= 0x7e) ){
+                                       /* good */
+                               } else {
+                                       /* smack it */
+                                       target_buf[x] = '.';
+                               }
+                       }
+                       /* space pad  */
+                       while( x < 16 ){
+                               target_buf[x] = ' ';
+                               x++;
+                       }
+                       /* terminate */
+                       target_buf[16] = 0;
+                       /* print - with a newline */
+                       Jim_fprintf( interp, interp->cookie_stdout, "%s\n", target_buf );
+                       /* NEXT... */
+                       c -= 16;
+                       a += 16;
+               }
+               return JIM_OK;
+       case TS_CMD_MEM2ARRAY:
+               return target_mem2array( goi.interp, target, goi.argc, goi.argv );
+               break;
+       case TS_CMD_ARRAY2MEM:
+               return target_array2mem( goi.interp, target, goi.argc, goi.argv );
+               break;
+       case TS_CMD_EXAMINE:
+               if( goi.argc ){
+                       Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
+                       return JIM_ERR;
+               }
+               e = target->type->examine( target );
+               if( e != ERROR_OK ){
+                       Jim_SetResult_sprintf( interp, "examine-fails: %d", e );
+                       return JIM_ERR;
+               }
+               return JIM_OK;
+       case TS_CMD_POLL:
+               if( goi.argc ){
+                       Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
+                       return JIM_ERR;
+               }
+               if( !(target->type->examined) ){
+                       e = ERROR_TARGET_NOT_EXAMINED;
+               } else {
+                       e = target->type->poll( target );
+               }
+               if( e != ERROR_OK ){
+                       Jim_SetResult_sprintf( interp, "poll-fails: %d", e );
+                       return JIM_ERR;
+               } else {
+                       return JIM_OK;
+               }
+               break;
+       case TS_CMD_RESET:
+               if( goi.argc != 2 ){
+                       Jim_WrongNumArgs( interp, 2, argv, "t|f|assert|deassert BOOL");
+                       return JIM_ERR;
+               }
+               e = Jim_GetOpt_Nvp( &goi, nvp_assert, &n );
+               if( e != JIM_OK ){
+                       Jim_GetOpt_NvpUnknown( &goi, nvp_assert, 1 );
+                       return e;
+               }
+               // the halt or not param
+               e = Jim_GetOpt_Wide( &goi, &a);
+               if( e != JIM_OK ){
+                       return e;
+               }
+               // determine if we should halt or not.
+               target->reset_halt = !!a;
+               // When this happens - all workareas are invalid.
+               target_free_all_working_areas_restore(target, 0);
+
+               // do the assert
+               if( n->value == NVP_ASSERT ){
+                       target->type->assert_reset( target );
+               } else {
+                       target->type->deassert_reset( target );
+               }
+               return JIM_OK;
+       case TS_CMD_HALT:
+               if( goi.argc ){
+                       Jim_WrongNumArgs( goi.interp, 0, argv, "halt [no parameters]");
+                       return JIM_ERR;
+               }
+               target->type->halt( target );
+               return JIM_OK;
+       case TS_CMD_WAITSTATE:
+               // params:  <name>  statename timeoutmsecs
+               if( goi.argc != 2 ){
+                       Jim_SetResult_sprintf( goi.interp, "%s STATENAME TIMEOUTMSECS", n->name );
+                       return JIM_ERR;
+               }
+               e = Jim_GetOpt_Nvp( &goi, nvp_target_state, &n );
+               if( e != JIM_OK ){
+                       Jim_GetOpt_NvpUnknown( &goi, nvp_target_state,1 );
+                       return e;
+               }
+               e = Jim_GetOpt_Wide( &goi, &a );
+               if( e != JIM_OK ){
+                       return e;
+               }
+               e = target_wait_state( target, n->value, a );
+               if( e != ERROR_OK ){
+                       Jim_SetResult_sprintf( goi.interp,
+                                                                  "target: %s wait %s fails (%d) %s",
+                                                                  target->cmd_name,
+                                                                  n->name,
+                                              e, target_strerror_safe(e) );
+                       return JIM_ERR;
+               } else {
+                       return JIM_OK;
+               }
+       case TS_CMD_EVENTLIST:
+               /* List for human, Events defined for this target.
+                * scripts/programs should use 'name cget -event NAME'
+                */
+               {
+                       target_event_action_t *teap;
+                       teap = target->event_action;
+                       command_print( cmd_ctx, "Event actions for target (%d) %s\n",
+                                                  target->target_number,
+                                                  target->cmd_name );
+                       command_print( cmd_ctx, "%-25s | Body", "Event");
+                       command_print( cmd_ctx, "------------------------- | ----------------------------------------");
+                       while( teap ){
+                               command_print( cmd_ctx,
+                                                          "%-25s | %s",
+                                                          Jim_Nvp_value2name_simple( nvp_target_event, teap->event )->name,
+                                                          Jim_GetString( teap->body, NULL ) );
+                               teap = teap->next;
+                       }
+                       command_print( cmd_ctx, "***END***");
+                       return JIM_OK;
+               }
+       case TS_CMD_CURSTATE:
+               if( goi.argc != 0 ){
+                       Jim_WrongNumArgs( goi.interp, 0, argv, "[no parameters]");
+                       return JIM_ERR;
+               }
+               Jim_SetResultString( goi.interp,
+                                                        Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name,-1);
+               return JIM_OK;
+       case TS_CMD_INVOKE_EVENT:
+               if( goi.argc != 1 ){
+                       Jim_SetResult_sprintf( goi.interp, "%s ?EVENTNAME?",n->name);
+                       return JIM_ERR;
+               }
+               e = Jim_GetOpt_Nvp( &goi, nvp_target_event, &n );
+               if( e != JIM_OK ){
+                       Jim_GetOpt_NvpUnknown( &goi, nvp_target_event, 1 );
+                       return e;
+               }
+               target_handle_event( target, n->value );
+               return JIM_OK;
+       }
+       return JIM_ERR;
+}
+
+
+static int
+target_create( Jim_GetOptInfo *goi )
+{
+
+       Jim_Obj *new_cmd;
+       Jim_Cmd *cmd;
+       const char *cp;
+       char *cp2;
+       int e;
+       int x;
+       target_t *target;
+       struct command_context_s *cmd_ctx;
+
+       cmd_ctx = Jim_GetAssocData(goi->interp, "context");
+       if( goi->argc < 3 ){
+               Jim_WrongNumArgs( goi->interp, 1, goi->argv, "?name? ?type? ..options...");
+               return JIM_ERR;
+       }
+
+       /* COMMAND */
+       Jim_GetOpt_Obj( goi, &new_cmd );
+       /* does this command exist? */
+       cmd = Jim_GetCommand( goi->interp, new_cmd, JIM_ERRMSG );
+       if( cmd ){
+               cp = Jim_GetString( new_cmd, NULL );
+               Jim_SetResult_sprintf(goi->interp, "Command/target: %s Exists", cp);
+               return JIM_ERR;
+       }
+
+       /* TYPE */
+       e = Jim_GetOpt_String( goi, &cp2, NULL );
+       cp = cp2;
+       /* now does target type exist */
+       for( x = 0 ; target_types[x] ; x++ ){
+               if( 0 == strcmp( cp, target_types[x]->name ) ){
+                       /* found */
+                       break;
+               }
+       }
+       if( target_types[x] == NULL ){
+               Jim_SetResult_sprintf( goi->interp, "Unknown target type %s, try one of ", cp );
+               for( x = 0 ; target_types[x] ; x++ ){
+                       if( target_types[x+1] ){
+                               Jim_AppendStrings( goi->interp,
+                                                                  Jim_GetResult(goi->interp),
+                                                                  target_types[x]->name,
+                                                                  ", ", NULL);
+                       } else {
+                               Jim_AppendStrings( goi->interp,
+                                                                  Jim_GetResult(goi->interp),
+                                                                  " or ",
+                                                                  target_types[x]->name,NULL );
+                       }
+               }
+               return JIM_ERR;
+       }
+
+
+       /* Create it */
+       target = calloc(1,sizeof(target_t));
+       /* set target number */
+       target->target_number = new_target_number();
+
+       /* allocate memory for each unique target type */
+       target->type = (target_type_t*)calloc(1,sizeof(target_type_t));
+
+       memcpy( target->type, target_types[x], sizeof(target_type_t));
+
+       /* will be set by "-endian" */
+       target->endianness = TARGET_ENDIAN_UNKNOWN;
+
+       target->working_area        = 0x0;
+       target->working_area_size   = 0x0;
+       target->working_areas       = NULL;
+       target->backup_working_area = 0;
+
+       target->state               = TARGET_UNKNOWN;
+       target->debug_reason        = DBG_REASON_UNDEFINED;
+       target->reg_cache           = NULL;
+       target->breakpoints         = NULL;
+       target->watchpoints         = NULL;
+       target->next                = NULL;
+       target->arch_info           = NULL;
+
+       /* initialize trace information */
+       target->trace_info = malloc(sizeof(trace_t));
+       target->trace_info->num_trace_points         = 0;
+       target->trace_info->trace_points_size        = 0;
+       target->trace_info->trace_points             = NULL;
+       target->trace_info->trace_history_size       = 0;
+       target->trace_info->trace_history            = NULL;
+       target->trace_info->trace_history_pos        = 0;
+       target->trace_info->trace_history_overflowed = 0;
+
+       target->dbgmsg          = NULL;
+       target->dbg_msg_enabled = 0;
+
+       target->endianness = TARGET_ENDIAN_UNKNOWN;
+
+       /* Do the rest as "configure" options */
+       goi->isconfigure = 1;
+       e = target_configure( goi, target);
+       if( e != JIM_OK ){
+               free( target->type );
+               free( target );
+               return e;
+       }
+
+       if( target->endianness == TARGET_ENDIAN_UNKNOWN ){
+               /* default endian to little if not specified */
+               target->endianness = TARGET_LITTLE_ENDIAN;
+       }
+
+       /* create the target specific commands */
+       if( target->type->register_commands ){
+               (*(target->type->register_commands))( cmd_ctx );
+       }
+       if( target->type->target_create ){
+               (*(target->type->target_create))( target, goi->interp );
+       }
+
+       /* append to end of list */
+       {
+               target_t **tpp;
+               tpp = &(all_targets);
+               while( *tpp ){
+                       tpp = &( (*tpp)->next );
+               }
+               *tpp = target;
+       }
+
+       cp = Jim_GetString( new_cmd, NULL );
+       target->cmd_name = strdup(cp);
+
+       /* now - create the new target name command */
+       e = Jim_CreateCommand( goi->interp,
+                                                  /* name */
+                                                  cp,
+                                                  tcl_target_func, /* C function */
+                                                  target, /* private data */
+                                                  NULL ); /* no del proc */
+
+       (*(target->type->target_create))( target, goi->interp );
+       return e;
+}
+
+static int
+jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
+{
+       int x,r,e;
+       jim_wide w;
+       struct command_context_s *cmd_ctx;
+       const char *cp;
+       target_t *target;
+       Jim_GetOptInfo goi;
+       enum tcmd {
+               /* TG = target generic */
+               TG_CMD_CREATE,
+               TG_CMD_TYPES,
+               TG_CMD_NAMES,
+               TG_CMD_CURRENT,
+               TG_CMD_NUMBER,
+               TG_CMD_COUNT,
+       };
+       const char *target_cmds[] = {
+               "create", "types", "names", "current", "number",
+               "count",
+               NULL // terminate
+       };
+
+       LOG_DEBUG("Target command params:");
+       LOG_DEBUG(Jim_Debug_ArgvString( interp, argc, argv) );
+
+       cmd_ctx = Jim_GetAssocData( interp, "context" );
+
+       Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
+
+       if( goi.argc == 0 ){
+               Jim_WrongNumArgs(interp, 1, argv, "missing: command ...");
+               return JIM_ERR;
+       }
+
+       /* is this old syntax? */
+       /* To determine: We have to peek at argv[0]*/
+       cp = Jim_GetString( goi.argv[0], NULL );
+       for( x = 0 ; target_types[x] ; x++ ){
+               if( 0 == strcmp(cp,target_types[x]->name) ){
+                       break;
+               }
+       }
+       if( target_types[x] ){
+               /* YES IT IS OLD SYNTAX */
+               Jim_Obj *new_argv[10];
+               int      new_argc;
+
+               /* target_old_syntax
+                *
+                * argv[0] typename (above)
+                * argv[1] endian
+                * argv[2] reset method, deprecated/ignored
+                * argv[3] = old param
+                * argv[4] = old param
+                *
+                * We will combine all "old params" into a single param.
+                * Then later, split them again.
+                */
+               if( argc < 4 ){
+                       Jim_WrongNumArgs( interp, 1, argv, "[OLDSYNTAX] ?TYPE? ?ENDIAN? ?RESET? ?old-params?");
+                       return JIM_ERR;
+               }
+               /* the command */
+               new_argv[0] = argv[0];
+               new_argv[1] = Jim_NewStringObj( interp, "create", -1 );
+               {
+                       char buf[ 30 ];
+                       sprintf( buf, "target%d", new_target_number() );
+                       new_argv[2] = Jim_NewStringObj( interp, buf , -1 );
+               }
+               new_argv[3] = goi.argv[0]; /* typename */
+               new_argv[4] = Jim_NewStringObj( interp, "-endian", -1 );
+               new_argv[5] = goi.argv[1];
+               new_argv[6] = Jim_NewStringObj( interp, "-chain-position", -1 );
+               new_argv[7] = goi.argv[2];
+               new_argv[8] = Jim_NewStringObj( interp, "-variant", -1 );
+               new_argv[9] = goi.argv[3];
+               new_argc = 10;
+               /*
+                * new arg syntax:
+                *   argv[0] = command
+                *   argv[1] = create
+                *   argv[2] = cmdname
+                *   argv[3] = typename
+                *   argv[4] = **FIRST** "configure" option.
+                *
+                * Here, we make them:
+                *
+                *   argv[4] = -endian
+                *   argv[5] = little
+                *   argv[6] = -position
+                *   argv[7] = NUMBER
+                *   argv[8] = -variant
+                *   argv[9] = "somestring"
+                */
+
+               /* don't let these be released */
+               for( x = 0 ; x < new_argc ; x++ ){
+                       Jim_IncrRefCount( new_argv[x]);
+               }
+               /* call our self */
+               LOG_DEBUG("Target OLD SYNTAX - converted to new syntax");
+
+               r = jim_target( goi.interp, new_argc, new_argv );
+
+               /* release? these items */
+               for( x = 0 ; x < new_argc ; x++ ){
+                       Jim_DecrRefCount( interp, new_argv[x] );
+               }
+               return r;
+       }
+
+       //Jim_GetOpt_Debug( &goi );
+       r = Jim_GetOpt_Enum( &goi, target_cmds, &x   );
+       if( r != JIM_OK ){
+               return r;
+       }
+
+       switch(x){
+       default:
+               Jim_Panic(goi.interp,"Why am I here?");
+               return JIM_ERR;
+       case TG_CMD_CURRENT:
+               if( goi.argc != 0 ){
+                       Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters");
+                       return JIM_ERR;
+               }
+               Jim_SetResultString( goi.interp, get_current_target( cmd_ctx )->cmd_name, -1 );
+               return JIM_OK;
+       case TG_CMD_TYPES:
+               if( goi.argc != 0 ){
+                       Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
+                       return JIM_ERR;
+               }
+               Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
+               for( x = 0 ; target_types[x] ; x++ ){
+                       Jim_ListAppendElement( goi.interp,
+                                                                  Jim_GetResult(goi.interp),
+                                                                  Jim_NewStringObj( goi.interp, target_types[x]->name, -1 ) );
+               }
+               return JIM_OK;
+       case TG_CMD_NAMES:
+               if( goi.argc != 0 ){
+                       Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
+                       return JIM_ERR;
+               }
+               Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
+               target = all_targets;
+               while( target ){
+                       Jim_ListAppendElement( goi.interp,
+                                                                  Jim_GetResult(goi.interp),
+                                                                  Jim_NewStringObj( goi.interp, target->cmd_name, -1 ) );
+                       target = target->next;
+               }
+               return JIM_OK;
+       case TG_CMD_CREATE:
+               if( goi.argc < 3 ){
+                       Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "?name  ... config options ...");
+                       return JIM_ERR;
+               }
+               return target_create( &goi );
+               break;
+       case TG_CMD_NUMBER:
+               if( goi.argc != 1 ){
+                       Jim_SetResult_sprintf( goi.interp, "expected: target number ?NUMBER?");
+                       return JIM_ERR;
+               }
+               e = Jim_GetOpt_Wide( &goi, &w );
+               if( e != JIM_OK ){
+                       return JIM_ERR;
+               }
+               {
+                       target_t *t;
+                       t = get_target_by_num(w);
+                       if( t == NULL ){
+                               Jim_SetResult_sprintf( goi.interp,"Target: number %d does not exist", (int)(w));
+                               return JIM_ERR;
+                       }
+                       Jim_SetResultString( goi.interp, t->cmd_name, -1 );
+                       return JIM_OK;
+               }
+       case TG_CMD_COUNT:
+               if( goi.argc != 0 ){
+                       Jim_WrongNumArgs( goi.interp, 0, goi.argv, "<no parameters>");
+                       return JIM_ERR;
+               }
+               Jim_SetResult( goi.interp,
+                                          Jim_NewIntObj( goi.interp, max_target_number()));
+               return JIM_OK;
+       }
+
+       return JIM_ERR;
+}

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