376961d168
* Update IDF to 65acd99 * Update platformio and arduino build paths and libs * Update esptool binaries
124 lines
4.4 KiB
C
124 lines
4.4 KiB
C
// Copyright 2017 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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// 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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#ifndef ESP_APP_TRACE_H_
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#define ESP_APP_TRACE_H_
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#include <stdarg.h>
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#include "esp_err.h"
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// infinite waiting timeout
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#define ESP_APPTRACE_TMO_INFINITE ((uint32_t)-1)
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// Trace memory block size
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#define ESP_APPTRACE_TRAX_BLOCK_SIZE 0x4000UL
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/**
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* Application trace data destinations bits.
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*/
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typedef enum {
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ESP_APPTRACE_DEST_TRAX = 0x1,
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ESP_APPTRACE_DEST_UART0 = 0x2,
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//ESP_APPTRACE_DEST_UART1 = 0x4,
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} esp_apptrace_dest_t;
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/**
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* @brief Initializes application tracing module.
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*
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* @note Should be called before any esp_apptrace_xxx call.
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*
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* @return ESP_OK on success, otherwise \see esp_err_t
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*/
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esp_err_t esp_apptrace_init();
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/**
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* @brief Allocates buffer for trace data.
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* After data in buffer are ready to be sent off esp_apptrace_buffer_put must be called to indicate it.
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*
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* @param dest Indicates HW interface to send data.
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* @param size Size of data to write to trace buffer.
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* @param tmo Timeout for operation (in us). Use ESP_APPTRACE_TMO_INFINITE to wait indefinetly.
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*
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* @return non-NULL on success, otherwise NULL.
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*/
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uint8_t *esp_apptrace_buffer_get(esp_apptrace_dest_t dest, size_t size, uint32_t tmo);
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/**
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* @brief Indicates that the data in buffer are ready to be sent off.
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* This function is a counterpart of must be preceeded by esp_apptrace_buffer_get.
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*
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* @param dest Indicates HW interface to send data. Should be identical to the same parameter in call to esp_apptrace_buffer_get.
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* @param ptr Address of trace buffer to release. Should be the value returned by call to esp_apptrace_buffer_get.
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* @param tmo Timeout for operation (in us). Use ESP_APPTRACE_TMO_INFINITE to wait indefinetly.
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*
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* @return ESP_OK on success, otherwise \see esp_err_t
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*/
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esp_err_t esp_apptrace_buffer_put(esp_apptrace_dest_t dest, uint8_t *ptr, uint32_t tmo);
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/**
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* @brief Writes data to trace buffer.
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*
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* @param dest Indicates HW interface to send data.
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* @param data Address of data to write to trace buffer.
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* @param size Size of data to write to trace buffer.
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* @param tmo Timeout for operation (in us). Use ESP_APPTRACE_TMO_INFINITE to wait indefinetly.
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*
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* @return ESP_OK on success, otherwise \see esp_err_t
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*/
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esp_err_t esp_apptrace_write(esp_apptrace_dest_t dest, void *data, size_t size, uint32_t tmo);
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/**
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* @brief vprintf-like function to sent log messages to host via specified HW interface.
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*
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* @param dest Indicates HW interface to send data.
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* @param fmt Address of format string.
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* @param ap List of arguments.
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*
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* @return Number of bytes written.
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*/
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int esp_apptrace_vprintf_to(esp_apptrace_dest_t dest, uint32_t user_tmo, const char *fmt, va_list ap);
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/**
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* @brief vprintf-like function to sent log messages to host.
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*
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* @param fmt Address of format string.
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* @param ap List of arguments.
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*
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* @return Number of bytes written.
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*/
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int esp_apptrace_vprintf(const char *fmt, va_list ap);
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/**
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* @brief Flushes remaining data in trace buffer to host.
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*
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* @param dest Indicates HW interface to flush data on.
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* @param tmo Timeout for operation (in us). Use ESP_APPTRACE_TMO_INFINITE to wait indefinetly.
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*
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* @return ESP_OK on success, otherwise \see esp_err_t
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*/
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esp_err_t esp_apptrace_flush(esp_apptrace_dest_t dest, uint32_t tmo);
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/**
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* @brief Flushes remaining data in trace buffer to host without locking internal data.
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This is special version of esp_apptrace_flush which should be called from panic handler.
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*
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* @param dest Indicates HW interface to flush data on.
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* @param min_sz Threshold for flushing data. If current filling level is above this value, data will be flushed. TRAX destinations only.
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* @param tmo Timeout for operation (in us). Use ESP_APPTRACE_TMO_INFINITE to wait indefinetly.
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*
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* @return ESP_OK on success, otherwise \see esp_err_t
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*/
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esp_err_t esp_apptrace_flush_nolock(esp_apptrace_dest_t dest, uint32_t min_sz, uint32_t tmo);
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#endif
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