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semihosting: remove comparison with NULL
[openocd.git] / src / target / arm_tpiu_swo.c
diff --git a/src/target/arm_tpiu_swo.c b/src/target/arm_tpiu_swo.c
index fba3fec4f25be74112b0e3438d14626a9d237870..a9f558e12406758f445d18ce1a122b865e87b92b 100644 (file)
--- a/src/target/arm_tpiu_swo.c
+++ b/src/target/arm_tpiu_swo.c
@@ -90,6 +90,7 @@ struct arm_tpiu_swo_event_action {
 struct arm_tpiu_swo_object {
        struct list_head lh;
        struct adiv5_mem_ap_spot spot;
+       struct adiv5_ap *ap;
        char *name;
        struct arm_tpiu_swo_event_action *event_action;
        /* record enable before init */
@@ -233,6 +234,9 @@ int arm_tpiu_swo_cleanup_all(void)
                        ea = next;
                }
 
+               if (obj->ap)
+                       dap_put_ap(obj->ap);
+
                free(obj->name);
                free(obj->out_filename);
                free(obj);
@@ -596,7 +600,6 @@ static int jim_arm_tpiu_swo_enable(Jim_Interp *interp, int argc, Jim_Obj *const
        struct command *c = jim_to_command(interp);
        struct arm_tpiu_swo_object *obj = c->jim_handler_data;
        struct command_context *cmd_ctx = current_command_context(interp);
-       struct adiv5_ap *tpiu_ap = dap_ap(obj->spot.dap, obj->spot.ap_num);
        uint32_t value;
        int retval;
 
@@ -614,8 +617,8 @@ static int jim_arm_tpiu_swo_enable(Jim_Interp *interp, int argc, Jim_Obj *const
        if (obj->enabled)
                return JIM_OK;
 
-       if (transport_is_hla() && obj->spot.ap_num > 0) {
-               LOG_ERROR("Invalid access port %d. Only AP#0 allowed with hla transport", obj->spot.ap_num);
+       if (transport_is_hla() && obj->spot.ap_num != 0) {
+               LOG_ERROR("Invalid access port 0x%" PRIx64 ". Only AP#0 allowed with hla transport", obj->spot.ap_num);
                return JIM_ERR;
        }
 
@@ -644,21 +647,28 @@ static int jim_arm_tpiu_swo_enable(Jim_Interp *interp, int argc, Jim_Obj *const
                struct cortex_m_common *cm = target_to_cm(target);
                obj->recheck_ap_cur_target = false;
                obj->spot.ap_num = cm->armv7m.debug_ap->ap_num;
-               tpiu_ap = dap_ap(obj->spot.dap, obj->spot.ap_num);
                if (obj->spot.ap_num == 0)
                        LOG_INFO(MSG "Confirmed TPIU %s is on AP 0", obj->name);
                else
-                       LOG_INFO(MSG "Target %s is on AP %d. Revised command is "
-                               "\'tpiu create %s -dap %s -ap-num %d\'",
+                       LOG_INFO(MSG "Target %s is on AP#0x%" PRIx64 ". Revised command is "
+                               "\'tpiu create %s -dap %s -ap-num 0x%" PRIx64 "\'",
                                target_name(target), obj->spot.ap_num,
                                obj->name, adiv5_dap_name(obj->spot.dap), obj->spot.ap_num);
        }
        /* END_DEPRECATED_TPIU */
 
+       if (!obj->ap) {
+               obj->ap = dap_get_ap(obj->spot.dap, obj->spot.ap_num);
+               if (!obj->ap) {
+                       LOG_ERROR("Cannot get AP");
+                       return JIM_ERR;
+               }
+       }
+
        /* trigger the event before any attempt to R/W in the TPIU/SWO */
        arm_tpiu_swo_handle_event(obj, TPIU_SWO_EVENT_PRE_ENABLE);
 
-       retval = wrap_read_u32(target, tpiu_ap, obj->spot.base + TPIU_DEVID_OFFSET, &value);
+       retval = wrap_read_u32(target, obj->ap, obj->spot.base + TPIU_DEVID_OFFSET, &value);
        if (retval != ERROR_OK) {
                LOG_ERROR("Unable to read %s", obj->name);
                return JIM_ERR;
@@ -684,7 +694,7 @@ static int jim_arm_tpiu_swo_enable(Jim_Interp *interp, int argc, Jim_Obj *const
        }
 
        if (obj->pin_protocol == TPIU_SPPR_PROTOCOL_SYNC) {
-               retval = wrap_read_u32(target, tpiu_ap, obj->spot.base + TPIU_SSPSR_OFFSET, &value);
+               retval = wrap_read_u32(target, obj->ap, obj->spot.base + TPIU_SSPSR_OFFSET, &value);
                if (retval != ERROR_OK) {
                        LOG_ERROR("Cannot read TPIU register SSPSR");
                        return JIM_ERR;
@@ -759,26 +769,26 @@ static int jim_arm_tpiu_swo_enable(Jim_Interp *interp, int argc, Jim_Obj *const
                obj->swo_pin_freq = swo_pin_freq;
        }
 
-       retval = wrap_write_u32(target, tpiu_ap, obj->spot.base + TPIU_CSPSR_OFFSET, BIT(obj->port_width - 1));
+       retval = wrap_write_u32(target, obj->ap, obj->spot.base + TPIU_CSPSR_OFFSET, BIT(obj->port_width - 1));
        if (retval != ERROR_OK)
                goto error_exit;
 
-       retval = wrap_write_u32(target, tpiu_ap, obj->spot.base + TPIU_ACPR_OFFSET, prescaler - 1);
+       retval = wrap_write_u32(target, obj->ap, obj->spot.base + TPIU_ACPR_OFFSET, prescaler - 1);
        if (retval != ERROR_OK)
                goto error_exit;
 
-       retval = wrap_write_u32(target, tpiu_ap, obj->spot.base + TPIU_SPPR_OFFSET, obj->pin_protocol);
+       retval = wrap_write_u32(target, obj->ap, obj->spot.base + TPIU_SPPR_OFFSET, obj->pin_protocol);
        if (retval != ERROR_OK)
                goto error_exit;
 
-       retval = wrap_read_u32(target, tpiu_ap, obj->spot.base + TPIU_FFCR_OFFSET, &value);
+       retval = wrap_read_u32(target, obj->ap, obj->spot.base + TPIU_FFCR_OFFSET, &value);
        if (retval != ERROR_OK)
                goto error_exit;
        if (obj->en_formatter)
                value |= BIT(1);
        else
                value &= ~BIT(1);
-       retval = wrap_write_u32(target, tpiu_ap, obj->spot.base + TPIU_FFCR_OFFSET, value);
+       retval = wrap_write_u32(target, obj->ap, obj->spot.base + TPIU_FFCR_OFFSET, value);
        if (retval != ERROR_OK)
                goto error_exit;
 
@@ -1037,7 +1047,7 @@ COMMAND_HANDLER(handle_tpiu_deprecated_config_command)
                struct cortex_m_common *cm = target_to_cm(target);
                struct adiv5_private_config *pc = target->private_config;
                struct adiv5_dap *dap = pc->dap;
-               int ap_num = pc->ap_num;
+               uint64_t ap_num = pc->ap_num;
                bool set_recheck_ap_cur_target = false;
 
                LOG_INFO(MSG "Adding a TPIU \'%s.tpiu\' in the configuration", target_name(target));
@@ -1055,10 +1065,10 @@ COMMAND_HANDLER(handle_tpiu_deprecated_config_command)
                        set_recheck_ap_cur_target = true;
                }
 
-               LOG_INFO(MSG "Running: \'tpiu create %s.tpiu -dap %s -ap-num %d\'",
+               LOG_INFO(MSG "Running: \'tpiu create %s.tpiu -dap %s -ap-num 0x%" PRIx64 "\'",
                        target_name(target), adiv5_dap_name(dap), ap_num);
 
-               retval = command_run_linef(CMD_CTX, "tpiu create %s.tpiu -dap %s -ap-num %d",
+               retval = command_run_linef(CMD_CTX, "tpiu create %s.tpiu -dap %s -ap-num 0x%" PRIx64,
                        target_name(target), adiv5_dap_name(dap), ap_num);
                if (retval != ERROR_OK)
                        return retval;
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