esp-idf/components/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>
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#include "esp_macros.h"
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#include "soc/soc_caps.h"
#include "sdkconfig.h"
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#ifdef __cplusplus
extern "C" {
#endif
extern bool g_panic_abort;
extern char *g_panic_abort_details;
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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);
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void panic_arch_fill_info(void *frame, panic_info_t *info);
void panic_soc_fill_info(void *frame, 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);
#ifdef __cplusplus
}
#endif