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65 lines
1.8 KiB
65 lines
1.8 KiB
/*
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Part of the DEBUG MODULE
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Copyright (C) 2016-2019 by Xose Pérez <xose dot perez at gmail dot com>
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Copyright (C) 2019-2020 by Maxim Prokhorov <prokhorov dot max at outlook dot com>
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*/
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// -----------------------------------------------------------------------------
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// Save crash info
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// Original code by @krzychb
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// https://github.com/krzychb/EspSaveCrash
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// -----------------------------------------------------------------------------
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#pragma once
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#include "espurna.h"
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#include <Arduino.h>
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#include <cstdint>
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/**
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* Structure of the single crash data set
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*
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* 1. Crash time
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* 2. Restart reason
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* 3. Exception cause
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* 4. epc1
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* 5. epc2
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* 6. epc3
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* 7. excvaddr
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* 8. depc
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* 9. adress of stack start
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* 10. adress of stack end
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* 11. stack trace size
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* 12. stack trace bytes
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* ...
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*/
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#define SAVE_CRASH_CRASH_TIME 0x00 // 4 bytes
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#define SAVE_CRASH_RESTART_REASON 0x04 // 1 byte
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#define SAVE_CRASH_EXCEPTION_CAUSE 0x05 // 1 byte
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#define SAVE_CRASH_EPC1 0x06 // 4 bytes
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#define SAVE_CRASH_EPC2 0x0A // 4 bytes
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#define SAVE_CRASH_EPC3 0x0E // 4 bytes
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#define SAVE_CRASH_EXCVADDR 0x12 // 4 bytes
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#define SAVE_CRASH_DEPC 0x16 // 4 bytes
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#define SAVE_CRASH_STACK_START 0x1A // 4 bytes
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#define SAVE_CRASH_STACK_END 0x1E // 4 bytes
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#define SAVE_CRASH_STACK_SIZE 0x22 // 2 bytes
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#define SAVE_CRASH_STACK_TRACE 0x24 // variable, 4 bytes per value
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constexpr int EepromCrashBegin = EepromReservedSize;
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constexpr int EepromCrashEnd = 256;
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constexpr size_t CrashReservedSize = EepromCrashEnd - EepromCrashBegin;
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constexpr size_t CrashTraceReservedSize = CrashReservedSize - SAVE_CRASH_STACK_TRACE;
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size_t crashReservedSize();
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void crashForceDump(Print&);
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void crashDump(Print&);
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void crashClear();
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void crashSetup();
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