components/xtensa/include/xt_trax.h (ESP-IDF)

// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #pragma once #include <stdbool.h> #include "eri.h" #include "xtensa-debug-module.h" // Low-level Xtensa TRAX utils /** * @brief Start a Trax trace on the current CPU with instructions as unit of delay. * Memory blocks to be used as Trax memory must be enabled before * calling this function, if needed. */ void xt_trax_start_trace_instructions(void); /** * @brief Start a Trax trace on the current CPU with words as unit of delay. * Memory blocks to be used as Trax memory must be enabled before * calling this function, if needed. */ void xt_trax_start_trace_words(void); /** * @brief Check if Trax trace is active on current CPU. * * @return bool. Return true if trace is active. */ bool xt_trax_trace_is_active(void); /** * @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. */ void xt_trax_trigger_traceend_after_delay(int delay);