ESP-IDF
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Outline
#include <stdint.h>
#include <stdbool.h>
#include "esp_macros.h"
#include "soc/soc_caps.h"
#include "sdkconfig.h"
g_panic_abort;
g_panic_abort_details;
g_exc_frames;
panic_exception_t
panic_info_t
#define PANIC_INFO_DUMP
panic_print_char(const char);
panic_print_str(const char *);
panic_print_dec(int);
panic_print_hex(int);
#define panic_print_char
#define panic_print_str
#define panic_print_dec
#define panic_print_hex
panic_abort(const char *);
panic_arch_fill_info(void *, panic_info_t *);
panic_soc_fill_info(void *, panic_info_t *);
panic_soc_check_pseudo_cause(void *, panic_info_t *);
panic_print_registers(const void *, int);
panic_print_backtrace(const void *, int);
panic_get_address(const void *);
panic_set_address(void *, uint32_t);
panic_get_cause(const void *);
panic_prepare_frame_from_ctx(void *);
Files
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/esp_system/include/esp_private/panic_internal.h
 
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/* * SPDX-FileCopyrightText: 2015-2023 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 *//* ... */ #pragma once #include <stdint.h> #include <stdbool.h> #include "esp_macros.h" #include "soc/soc_caps.h" #include "sdkconfig.h"5 includes #ifdef __cplusplus extern "C" { #endif extern bool g_panic_abort; extern char *g_panic_abort_details; extern void *g_exc_frames[SOC_CPU_CORES_NUM]; // Function to print longer amounts of information such as the details // and backtrace field of panic_info_t. These functions should limit themselves // to printing to the console and should do other more involved processing, // and must be aware that the main logic in panic.c has a watchdog timer active. typedef void (*panic_info_dump_fn_t)(const void* frame); // Non architecture specific exceptions (generally valid for all targets). // Can be used to convey to the main logic what exception is being // dealt with to perform some actions, without knowing the underlying // architecture/chip-specific exception. typedef enum { PANIC_EXCEPTION_DEBUG, PANIC_EXCEPTION_IWDT, PANIC_EXCEPTION_TWDT, PANIC_EXCEPTION_ABORT, PANIC_EXCEPTION_FAULT, // catch-all for all types of faults }{ ... } panic_exception_t; typedef struct { int core; // core which triggered panic panic_exception_t exception; // non-architecture-specific exception code const char* reason; // exception string const char* description; // short description of the exception panic_info_dump_fn_t details; // more details on the exception panic_info_dump_fn_t state; // processor state, usually the contents of the registers const void* addr; // instruction address that triggered the exception const void* frame; // reference to the frame bool pseudo_excause; // flag indicating that exception cause has special meaning }{ ... } panic_info_t; #define PANIC_INFO_DUMP(info, dump_fn) {if ((info)->dump_fn) (*(info)->dump_fn)((info->frame));} // Create own print functions, since printf might be broken, and can be silenced // when CONFIG_ESP_SYSTEM_PANIC_SILENT_REBOOT #if !CONFIG_ESP_SYSTEM_PANIC_SILENT_REBOOT void panic_print_char(char c); void panic_print_str(const char *str); void panic_print_dec(int d); void panic_print_hex(int h);/* ... */ #else #define panic_print_char(c) ESP_UNUSED(c) #define panic_print_str(str) ESP_UNUSED(str) #define panic_print_dec(d) ESP_UNUSED(d) #define panic_print_hex(h) ESP_UNUSED(h)/* ... */ #endif void __attribute__((__noreturn__)) panic_abort(const char *details); void panic_arch_fill_info(void *frame, panic_info_t *info); void panic_soc_fill_info(void *frame, panic_info_t *info); bool panic_soc_check_pseudo_cause(void *f, panic_info_t *info); void panic_print_registers(const void *frame, int core); void panic_print_backtrace(const void *frame, int core); uint32_t panic_get_address(const void* frame); void panic_set_address(void *frame, uint32_t addr); uint32_t panic_get_cause(const void* frame); void panic_prepare_frame_from_ctx(void* frame); #ifdef __cplusplus }{...} #endif
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