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target: fix display halt message logic
[openocd.git] / src / target / target.c
diff --git a/src/target/target.c b/src/target/target.c
index 52376101577cef734a10c7c6ad62a23b1ccdca45..10426023a47c3c5ef1580051e5d9dc0e1bc706d5 100644 (file)
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -54,6 +54,7 @@
 #include "image.h"
 #include "rtos/rtos.h"
 #include "transport/transport.h"
+#include "arm_cti.h"
 
 /* default halt wait timeout (ms) */
 #define DEFAULT_HALT_TIMEOUT 5000
@@ -510,7 +511,9 @@ struct target *get_target_by_num(int num)
 
 struct target *get_current_target(struct command_context *cmd_ctx)
 {
-       struct target *target = get_target_by_num(cmd_ctx->current_target);
+       struct target *target = cmd_ctx->current_target_override
+               ? cmd_ctx->current_target_override
+               : cmd_ctx->current_target;
 
        if (target == NULL) {
                LOG_ERROR("BUG: current_target out of bounds");
@@ -1890,8 +1893,24 @@ static void target_destroy(struct target *target)
        if (target->type->deinit_target)
                target->type->deinit_target(target);
 
+       struct target_event_action *teap = target->event_action;
+       while (teap) {
+               struct target_event_action *next = teap->next;
+               Jim_DecrRefCount(teap->interp, teap->body);
+               free(teap);
+               teap = next;
+       }
+
+       target_free_all_working_areas(target);
+       /* Now we have none or only one working area marked as free */
+       if (target->working_areas) {
+               free(target->working_areas->backup);
+               free(target->working_areas);
+       }
+
        free(target->type);
        free(target->trace_info);
+       free(target->fileio_info);
        free(target->cmd_name);
        free(target);
 }
@@ -2505,7 +2524,10 @@ static int find_target(struct command_context *cmd_ctx, const char *name)
                return ERROR_FAIL;
        }
 
-       cmd_ctx->current_target = target->target_number;
+       cmd_ctx->current_target = target;
+       if (cmd_ctx->current_target_override)
+               cmd_ctx->current_target_override = target;
+
        return ERROR_OK;
 }
 
@@ -2533,7 +2555,7 @@ COMMAND_HANDLER(handle_targets_command)
                else
                        state = "tap-disabled";
 
-               if (CMD_CTX->current_target == target->target_number)
+               if (CMD_CTX->current_target == target)
                        marker = '*';
 
                /* keep columns lined up to match the headers above */
@@ -2937,6 +2959,9 @@ COMMAND_HANDLER(handle_halt_command)
        LOG_DEBUG("-");
 
        struct target *target = get_current_target(CMD_CTX);
+
+       target->verbose_halt_msg = true;
+
        int retval = target_halt(target);
        if (ERROR_OK != retval)
                return retval;
@@ -4441,17 +4466,28 @@ void target_handle_event(struct target *target, enum target_event e)
 
        for (teap = target->event_action; teap != NULL; teap = teap->next) {
                if (teap->event == e) {
-                       LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
+                       LOG_DEBUG("target(%d): %s (%s) event: %d (%s) action: %s",
                                           target->target_number,
                                           target_name(target),
                                           target_type_name(target),
                                           e,
                                           Jim_Nvp_value2name_simple(nvp_target_event, e)->name,
                                           Jim_GetString(teap->body, NULL));
+
+                       /* Override current target by the target an event
+                        * is issued from (lot of scripts need it).
+                        * Return back to previous override as soon
+                        * as the handler processing is done */
+                       struct command_context *cmd_ctx = current_command_context(teap->interp);
+                       struct target *saved_target_override = cmd_ctx->current_target_override;
+                       cmd_ctx->current_target_override = target;
+
                        if (Jim_EvalObj(teap->interp, teap->body) != JIM_OK) {
                                Jim_MakeErrorMessage(teap->interp);
                                command_print(NULL, "%s\n", Jim_GetString(Jim_GetResult(teap->interp), NULL));
                        }
+
+                       cmd_ctx->current_target_override = saved_target_override;
                }
        }
 }
@@ -4481,7 +4517,6 @@ enum target_cfg_param {
        TCFG_COREID,
        TCFG_CHAIN_POSITION,
        TCFG_DBGBASE,
-       TCFG_CTIBASE,
        TCFG_RTOS,
        TCFG_DEFER_EXAMINE,
 };
@@ -4497,7 +4532,6 @@ static Jim_Nvp nvp_config_opts[] = {
        { .name = "-coreid",           .value = TCFG_COREID },
        { .name = "-chain-position",   .value = TCFG_CHAIN_POSITION },
        { .name = "-dbgbase",          .value = TCFG_DBGBASE },
-       { .name = "-ctibase",          .value = TCFG_CTIBASE },
        { .name = "-rtos",             .value = TCFG_RTOS },
        { .name = "-defer-examine",    .value = TCFG_DEFER_EXAMINE },
        { .name = NULL, .value = -1 }
@@ -4734,6 +4768,13 @@ no_params:
                        if (goi->isconfigure) {
                                Jim_Obj *o_t;
                                struct jtag_tap *tap;
+
+                               if (target->has_dap) {
+                                       Jim_SetResultString(goi->interp,
+                                               "target requires -dap parameter instead of -chain-position!", -1);
+                                       return JIM_ERR;
+                               }
+
                                target_free_all_working_areas(target);
                                e = Jim_GetOpt_Obj(goi, &o_t);
                                if (e != JIM_OK)
@@ -4741,8 +4782,8 @@ no_params:
                                tap = jtag_tap_by_jim_obj(goi->interp, o_t);
                                if (tap == NULL)
                                        return JIM_ERR;
-                               /* make this exactly 1 or 0 */
                                target->tap = tap;
+                               target->tap_configured = true;
                        } else {
                                if (goi->argc != 0)
                                        goto no_params;
@@ -4764,20 +4805,6 @@ no_params:
                        Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->dbgbase));
                        /* loop for more */
                        break;
-               case TCFG_CTIBASE:
-                       if (goi->isconfigure) {
-                               e = Jim_GetOpt_Wide(goi, &w);
-                               if (e != JIM_OK)
-                                       return e;
-                               target->ctibase = (uint32_t)w;
-                               target->ctibase_set = true;
-                       } else {
-                               if (goi->argc != 0)
-                                       goto no_params;
-                       }
-                       Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->ctibase));
-                       /* loop for more */
-                       break;
                case TCFG_RTOS:
                        /* RTOS */
                        {
@@ -5529,7 +5556,7 @@ static int target_create(Jim_GetOptInfo *goi)
        target = calloc(1, sizeof(struct target));
        /* set target number */
        target->target_number = new_target_number();
-       cmd_ctx->current_target = target->target_number;
+       cmd_ctx->current_target = target;
 
        /* allocate memory for each unique target type */
        target->type = calloc(1, sizeof(struct target_type));
@@ -5555,7 +5582,7 @@ static int target_create(Jim_GetOptInfo *goi)
        target->next                = NULL;
        target->arch_info           = NULL;
 
-       target->display             = 1;
+       target->verbose_halt_msg        = true;
 
        target->halt_issued                     = false;
 
@@ -5574,9 +5601,21 @@ static int target_create(Jim_GetOptInfo *goi)
        goi->isconfigure = 1;
        e = target_configure(goi, target);
 
-       if (target->tap == NULL) {
-               Jim_SetResultString(goi->interp, "-chain-position required when creating target", -1);
-               e = JIM_ERR;
+       if (e == JIM_OK) {
+               if (target->has_dap) {
+                       if (!target->dap_configured) {
+                               Jim_SetResultString(goi->interp, "-dap ?name? required when creating target", -1);
+                               e = JIM_ERR;
+                       }
+               } else {
+                       if (!target->tap_configured) {
+                               Jim_SetResultString(goi->interp, "-chain-position ?name? required when creating target", -1);
+                               e = JIM_ERR;
+                       }
+               }
+               /* tap must be set after target was configured */
+               if (target->tap == NULL)
+                       e = JIM_ERR;
        }
 
        if (e != JIM_OK) {
@@ -5593,14 +5632,23 @@ static int target_create(Jim_GetOptInfo *goi)
        cp = Jim_GetString(new_cmd, NULL);
        target->cmd_name = strdup(cp);
 
+       if (target->type->target_create) {
+               e = (*(target->type->target_create))(target, goi->interp);
+               if (e != ERROR_OK) {
+                       LOG_DEBUG("target_create failed");
+                       free(target->type);
+                       free(target->cmd_name);
+                       free(target);
+                       return JIM_ERR;
+               }
+       }
+
        /* create the target specific commands */
        if (target->type->commands) {
                e = register_commands(cmd_ctx, NULL, target->type->commands);
                if (ERROR_OK != e)
                        LOG_ERROR("unable to register '%s' commands", cp);
        }
-       if (target->type->target_create)
-               (*(target->type->target_create))(target, goi->interp);
 
        /* append to end of list */
        {
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