mirror of
https://github.com/espressif/esp-idf.git
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89 lines
2.9 KiB
C
89 lines
2.9 KiB
C
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// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <stdio.h>
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#include "esp_err.h"
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#include "esp_log.h"
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#include "xt_trax.h"
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#include "trax.h"
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#include "hal/trace_ll.h"
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#include "soc/dport_reg.h"
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#include "sdkconfig.h"
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// Utility functions for enabling TRAX in early startup (hence the use
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// of ESP_EARLY_LOGX) in Xtensa targets.
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#if defined(CONFIG_ESP32_TRAX) || defined(CONFIG_ESP32S2_TRAX)
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#define WITH_TRAX 1
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#endif
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static const char* __attribute__((unused)) TAG = "trax";
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int trax_enable(trax_ena_select_t which)
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{
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#if !WITH_TRAX
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ESP_EARLY_LOGE(TAG, "trax_enable called, but trax is disabled in menuconfig!");
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return ESP_ERR_NO_MEM;
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#endif
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#if CONFIG_IDF_TARGET_ESP32
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#ifndef CONFIG_ESP32_TRAX_TWOBANKS
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if (which == TRAX_ENA_PRO_APP || which == TRAX_ENA_PRO_APP_SWAP) return ESP_ERR_NO_MEM;
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#endif
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if (which == TRAX_ENA_PRO_APP || which == TRAX_ENA_PRO_APP_SWAP) {
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trace_ll_set_mode((which == TRAX_ENA_PRO_APP_SWAP)?TRACEMEM_MUX_PROBLK1_APPBLK0:TRACEMEM_MUX_PROBLK0_APPBLK1);
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} else {
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trace_ll_set_mode(TRACEMEM_MUX_BLK0_ONLY);
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}
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trace_ll_mem_enable(0, (which == TRAX_ENA_PRO_APP || which == TRAX_ENA_PRO_APP_SWAP || which == TRAX_ENA_PRO));
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trace_ll_mem_enable(1, (which == TRAX_ENA_PRO_APP || which == TRAX_ENA_PRO_APP_SWAP || which == TRAX_ENA_APP));
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return ESP_OK;
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#elif CONFIG_IDF_TARGET_ESP32S2 || CONFIG_IDF_TARGET_ESP32S3
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if (which != TRAX_ENA_PRO) {
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return ESP_ERR_INVALID_ARG;
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}
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trace_ll_set_mem_block(TRACEMEM_MUX_BLK1_NUM);
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return ESP_OK;
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#endif
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}
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int trax_start_trace(trax_downcount_unit_t units_until_stop)
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{
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#if !WITH_TRAX
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ESP_EARLY_LOGE(TAG, "trax_start_trace called, but trax is disabled in menuconfig!");
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return ESP_ERR_NO_MEM;
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#endif
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if (xt_trax_trace_is_active()) {
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ESP_EARLY_LOGI(TAG, "Stopping active trace first.");
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//Trace is active. Stop trace.
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xt_trax_trigger_traceend_after_delay(0);
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}
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if (units_until_stop == TRAX_DOWNCOUNT_INSTRUCTIONS) {
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xt_trax_start_trace_instructions();
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} else {
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xt_trax_start_trace_words();
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}
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return ESP_OK;
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}
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int trax_trigger_traceend_after_delay(int delay)
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{
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#if !WITH_TRAX
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ESP_EARLY_LOGE(TAG, "trax_trigger_traceend_after_delay called, but trax is disabled in menuconfig!");
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return ESP_ERR_NO_MEM;
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#endif
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xt_trax_trigger_traceend_after_delay(delay);
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return ESP_OK;
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}
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