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[openocd] / src / target / target.c

diff --git a/src/target/target.c b/src/target/target.c
index c87c88986c9f22678666af6d5611d1f81904a540..fb141789e74e65812dba4059523b9a378f978973 100644 (file)
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -139,6 +139,7 @@ static struct target_type *target_types[] = {
 struct target *all_targets;
 static struct target_event_callback *target_event_callbacks;
 static struct target_timer_callback *target_timer_callbacks;
+LIST_HEAD(target_reset_callback_list);
 static const int polling_interval = 100;
 
 static const Jim_Nvp nvp_assert[] = {
@@ -280,6 +281,28 @@ const char *target_state_name(struct target *t)
        return cp;
 }
 
+const char *target_event_name(enum target_event event)
+{
+       const char *cp;
+       cp = Jim_Nvp_value2name_simple(nvp_target_event, event)->name;
+       if (!cp) {
+               LOG_ERROR("Invalid target event: %d", (int)(event));
+               cp = "(*BUG*unknown*BUG*)";
+       }
+       return cp;
+}
+
+const char *target_reset_mode_name(enum target_reset_mode reset_mode)
+{
+       const char *cp;
+       cp = Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode)->name;
+       if (!cp) {
+               LOG_ERROR("Invalid target reset mode: %d", (int)(reset_mode));
+               cp = "(*BUG*unknown*BUG*)";
+       }
+       return cp;
+}
+
 /* determine the number of the new target */
 static int new_target_number(void)
 {
@@ -601,6 +624,10 @@ static int target_process_reset(struct command_context *cmd_ctx, enum target_res
                return ERROR_FAIL;
        }
 
+       struct target *target;
+       for (target = all_targets; target; target = target->next)
+               target_call_reset_callbacks(target, reset_mode);
+
        /* disable polling during reset to make reset event scripts
         * more predictable, i.e. dr/irscan & pathmove in events will
         * not have JTAG operations injected into the middle of a sequence.
@@ -623,7 +650,6 @@ static int target_process_reset(struct command_context *cmd_ctx, enum target_res
        /* We want any events to be processed before the prompt */
        retval = target_call_timer_callbacks_now();
 
-       struct target *target;
        for (target = all_targets; target; target = target->next) {
                target->type->check_reset(target);
                target->running_alg = false;
@@ -1312,6 +1338,28 @@ int target_register_event_callback(int (*callback)(struct target *target,
        return ERROR_OK;
 }
 
+int target_register_reset_callback(int (*callback)(struct target *target,
+               enum target_reset_mode reset_mode, void *priv), void *priv)
+{
+       struct target_reset_callback *entry;
+
+       if (callback == NULL)
+               return ERROR_COMMAND_SYNTAX_ERROR;
+
+       entry = malloc(sizeof(struct target_reset_callback));
+       if (entry == NULL) {
+               LOG_ERROR("error allocating buffer for reset callback entry");
+               return ERROR_COMMAND_SYNTAX_ERROR;
+       }
+
+       entry->callback = callback;
+       entry->priv = priv;
+       list_add(&entry->list, &target_reset_callback_list);
+
+
+       return ERROR_OK;
+}
+
 int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
 {
        struct target_timer_callback **callbacks_p = &target_timer_callbacks;
@@ -1369,6 +1417,25 @@ int target_unregister_event_callback(int (*callback)(struct target *target,
        return ERROR_OK;
 }
 
+int target_unregister_reset_callback(int (*callback)(struct target *target,
+               enum target_reset_mode reset_mode, void *priv), void *priv)
+{
+       struct target_reset_callback *entry;
+
+       if (callback == NULL)
+               return ERROR_COMMAND_SYNTAX_ERROR;
+
+       list_for_each_entry(entry, &target_reset_callback_list, list) {
+               if (entry->callback == callback && entry->priv == priv) {
+                       list_del(&entry->list);
+                       free(entry);
+                       break;
+               }
+       }
+
+       return ERROR_OK;
+}
+
 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
 {
        struct target_timer_callback **p = &target_timer_callbacks;
@@ -1415,6 +1482,19 @@ int target_call_event_callbacks(struct target *target, enum target_event event)
        return ERROR_OK;
 }
 
+int target_call_reset_callbacks(struct target *target, enum target_reset_mode reset_mode)
+{
+       struct target_reset_callback *callback;
+
+       LOG_DEBUG("target reset %i (%s)", reset_mode,
+                       Jim_Nvp_value2name_simple(nvp_reset_modes, reset_mode)->name);
+
+       list_for_each_entry(callback, &target_reset_callback_list, list)
+               callback->callback(target, reset_mode, callback->priv);
+
+       return ERROR_OK;
+}
+
 static int target_timer_callback_periodic_restart(
                struct target_timer_callback *cb, struct timeval *now)
 {