ESP-IDF
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Outline
#include "sdkconfig.h"
#include "esp_err.h"
#include "eri.h"
#include "xtensa-debug-module.h"
#include "xt_trax.h"
trax_downcount_unit_t
trax_ena_select_t
trax_enable(trax_ena_select_t);
trax_start_trace(trax_downcount_unit_t);
trax_trigger_traceend_after_delay(int);
Files
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/esp_system/port/include/private/esp_private/trax.h
 
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/* * SPDX-FileCopyrightText: 2015-2021 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 *//* ... */ #include "sdkconfig.h" #include "esp_err.h" #include "eri.h" #include "xtensa-debug-module.h" #include "xt_trax.h"5 includes #ifdef __cplusplus extern "C" { #endif typedef enum { TRAX_DOWNCOUNT_WORDS, TRAX_DOWNCOUNT_INSTRUCTIONS }{ ... } trax_downcount_unit_t; typedef enum { TRAX_ENA_NONE = 0, TRAX_ENA_PRO, TRAX_ENA_APP, TRAX_ENA_PRO_APP, TRAX_ENA_PRO_APP_SWAP }{ ... } trax_ena_select_t; /** * @brief Enable the trax memory blocks to be used as Trax memory. * * @param pro_cpu_enable : true if Trax needs to be enabled for the pro CPU * @param app_cpu_enable : true if Trax needs to be enabled for the pro CPU * @param swap_regions : Normally, the pro CPU writes to Trax mem block 0 while * the app cpu writes to block 1. Setting this to true * inverts this. * * @return esp_err_t. Fails with ESP_ERR_NO_MEM if Trax enable is requested for 2 CPUs * but memmap only has room for 1, or if Trax memmap is disabled * entirely. *//* ... */ int trax_enable(trax_ena_select_t ena); /** * @brief Start a Trax trace on the current CPU * * @param units_until_stop : Set the units of the delay that gets passed to * trax_trigger_traceend_after_delay. One of TRAX_DOWNCOUNT_WORDS * or TRAX_DOWNCOUNT_INSTRUCTIONS. * * @return esp_err_t. Fails with ESP_ERR_NO_MEM if Trax is disabled. *//* ... */ int trax_start_trace(trax_downcount_unit_t units_until_stop); /** * @brief Trigger a Trax trace stop after the indicated delay. If this is called * before and the previous delay hasn't ended yet, this will overwrite * that delay with the new value. The delay will always start at the time * the function is called. * * @param delay : The delay to stop the trace in, in the unit indicated to * trax_start_trace. Note: the trace memory has 4K words available. * * @return esp_err_t *//* ... */ int trax_trigger_traceend_after_delay(int delay); #ifdef __cplusplus }{...} #endif
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