forked from espressif/arduino-esp32
v2.0.0 Add support for ESP32S2 and update ESP-IDF to 4.4 (#4996)
This is very much still work in progress and much more will change before the final 2.0.0 Some APIs have changed. New libraries have been added. LittleFS included. Co-authored-by: Seon Rozenblum <seonr@3sprockets.com> Co-authored-by: Me No Dev <me-no-dev@users.noreply.github.com> Co-authored-by: geeksville <kevinh@geeksville.com> Co-authored-by: Mike Dunston <m_dunston@comcast.net> Co-authored-by: Unexpected Maker <seon@unexpectedmaker.com> Co-authored-by: Seon Rozenblum <seonr@3sprockets.com> Co-authored-by: microDev <70126934+microDev1@users.noreply.github.com> Co-authored-by: tobozo <tobozo@users.noreply.github.com> Co-authored-by: bobobo1618 <bobobo1618@users.noreply.github.com> Co-authored-by: lorol <lorolouis@gmail.com> Co-authored-by: geeksville <kevinh@geeksville.com> Co-authored-by: Limor "Ladyada" Fried <limor@ladyada.net> Co-authored-by: Sweety <switi.mhaiske@espressif.com> Co-authored-by: Loick MAHIEUX <loick111@gmail.com> Co-authored-by: Larry Bernstone <lbernstone@gmail.com> Co-authored-by: Valerii Koval <valeros@users.noreply.github.com> Co-authored-by: 快乐的我531 <2302004040@qq.com> Co-authored-by: chegewara <imperiaonline4@gmail.com> Co-authored-by: Clemens Kirchgatterer <clemens@1541.org> Co-authored-by: Aron Rubin <aronrubin@gmail.com> Co-authored-by: Pete Lewis <601236+lewispg228@users.noreply.github.com>
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96
tools/sdk/esp32/include/espcoredump/include/esp_core_dump.h
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tools/sdk/esp32/include/espcoredump/include/esp_core_dump.h
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// Copyright 2015-2019 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_CORE_DUMP_H_
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#define ESP_CORE_DUMP_H_
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#include <stddef.h>
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#include "esp_err.h"
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#include "esp_private/panic_internal.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**************************************************************************************/
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/******************************** EXCEPTION MODE API **********************************/
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/**************************************************************************************/
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/**
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* @brief Initializes core dump module internal data.
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*
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* @note Should be called at system startup.
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*/
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void esp_core_dump_init(void);
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/**
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* @brief Saves core dump to flash.
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*
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* The structure of data stored in flash is as follows:
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*
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* | TOTAL_LEN | VERSION | TASKS_NUM | TCB_SIZE |
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* | TCB_ADDR_1 | STACK_TOP_1 | STACK_END_1 | TCB_1 | STACK_1 |
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* . . . .
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* . . . .
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* | TCB_ADDR_N | STACK_TOP_N | STACK_END_N | TCB_N | STACK_N |
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* | CHECKSUM |
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*
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* Core dump in flash consists of header and data for every task in the system at the moment of crash.
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* For flash data integrity, a checksum is used at the end of core the dump data.
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* The structure of core dump data is described below in details.
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* 1) Core dump starts with header:
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* 1.1) TOTAL_LEN is total length of core dump data in flash including the checksum. Size is 4 bytes.
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* 1.2) VERSION field keeps 4 byte version of core dump.
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* 1.2) TASKS_NUM is the number of tasks for which data are stored. Size is 4 bytes.
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* 1.3) TCB_SIZE is the size of task's TCB structure. Size is 4 bytes.
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* 2) Core dump header is followed by the data for every task in the system.
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* Task data are started with task header:
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* 2.1) TCB_ADDR is the address of TCB in memory. Size is 4 bytes.
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* 2.2) STACK_TOP is the top of task's stack (address of the topmost stack item). Size is 4 bytes.
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* 2.2) STACK_END is the end of task's stack (address from which task's stack starts). Size is 4 bytes.
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* 3) Task header is followed by TCB data. Size is TCB_SIZE bytes.
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* 4) Task's stack is placed after TCB data. Size is (STACK_END - STACK_TOP) bytes.
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* 5) The checksum is placed at the end of the data.
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*/
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void esp_core_dump_to_flash(panic_info_t *info);
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/**
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* @brief Print base64-encoded core dump to UART.
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*
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* The structure of core dump data is the same as for data stored in flash (@see esp_core_dump_to_flash) with some notes:
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* 1) The checksum is not present in core dump printed to UART.
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* 2) Since checksum is omitted TOTAL_LEN does not include its size.
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* 3) Printed base64 data are surrounded with special messages to help user recognize the start and end of actual data.
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*/
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void esp_core_dump_to_uart(panic_info_t *info);
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/**************************************************************************************/
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/*********************************** USER MODE API ************************************/
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/**************************************************************************************/
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/**
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* @brief Retrieves address and size of coredump data in flash.
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* This function is always available, even when core dump is disabled in menuconfig.
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*
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* @param out_addr pointer to store image address in flash.
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* @param out_size pointer to store image size in flash (including checksum). In bytes.
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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_core_dump_image_get(size_t* out_addr, size_t *out_size);
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#ifdef __cplusplus
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}
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#endif
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#endif
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