Xose Pérez
6 years ago
4 changed files with 163 additions and 158 deletions
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+157 -0code/espurna/crash.ino
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+2 -154code/espurna/debug.ino
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+2 -2code/espurna/settings.ino
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+2 -2code/espurna/telnet.ino
+ 157
- 0
code/espurna/crash.ino
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| @ -0,0 +1,157 @@ | |||
| // ----------------------------------------------------------------------------- | |||
| // Save crash info | |||
| // Taken from krzychb EspSaveCrash | |||
| // https://github.com/krzychb/EspSaveCrash | |||
| // ----------------------------------------------------------------------------- | |||
| #if DEBUG_SUPPORT | |||
| #include <stdio.h> | |||
| #include <stdarg.h> | |||
| #include <EEPROM_Rotate.h> | |||
| extern "C" { | |||
| #include "user_interface.h" | |||
| } | |||
| #define SAVE_CRASH_EEPROM_OFFSET 0x0100 // initial address for crash data | |||
| /** | |||
| * Structure of the single crash data set | |||
| * | |||
| * 1. Crash time | |||
| * 2. Restart reason | |||
| * 3. Exception cause | |||
| * 4. epc1 | |||
| * 5. epc2 | |||
| * 6. epc3 | |||
| * 7. excvaddr | |||
| * 8. depc | |||
| * 9. adress of stack start | |||
| * 10. adress of stack end | |||
| * 11. stack trace bytes | |||
| * ... | |||
| */ | |||
| #define SAVE_CRASH_CRASH_TIME 0x00 // 4 bytes | |||
| #define SAVE_CRASH_RESTART_REASON 0x04 // 1 byte | |||
| #define SAVE_CRASH_EXCEPTION_CAUSE 0x05 // 1 byte | |||
| #define SAVE_CRASH_EPC1 0x06 // 4 bytes | |||
| #define SAVE_CRASH_EPC2 0x0A // 4 bytes | |||
| #define SAVE_CRASH_EPC3 0x0E // 4 bytes | |||
| #define SAVE_CRASH_EXCVADDR 0x12 // 4 bytes | |||
| #define SAVE_CRASH_DEPC 0x16 // 4 bytes | |||
| #define SAVE_CRASH_STACK_START 0x1A // 4 bytes | |||
| #define SAVE_CRASH_STACK_END 0x1E // 4 bytes | |||
| #define SAVE_CRASH_STACK_TRACE 0x22 // variable | |||
| /** | |||
| * Save crash information in EEPROM | |||
| * This function is called automatically if ESP8266 suffers an exception | |||
| * It should be kept quick / consise to be able to execute before hardware wdt may kick in | |||
| */ | |||
| extern "C" void custom_crash_callback(struct rst_info * rst_info, uint32_t stack_start, uint32_t stack_end ) { | |||
| // Do not record crash data when resetting the board | |||
| if (checkNeedsReset()) { | |||
| return; | |||
| } | |||
| // This method assumes EEPROM has already been initialized | |||
| // which is the first thing ESPurna does | |||
| // write crash time to EEPROM | |||
| uint32_t crash_time = millis(); | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_CRASH_TIME, crash_time); | |||
| // write reset info to EEPROM | |||
| EEPROMr.write(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_RESTART_REASON, rst_info->reason); | |||
| EEPROMr.write(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EXCEPTION_CAUSE, rst_info->exccause); | |||
| // write epc1, epc2, epc3, excvaddr and depc to EEPROM | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EPC1, rst_info->epc1); | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EPC2, rst_info->epc2); | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EPC3, rst_info->epc3); | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EXCVADDR, rst_info->excvaddr); | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_DEPC, rst_info->depc); | |||
| // write stack start and end address to EEPROM | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_STACK_START, stack_start); | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_STACK_END, stack_end); | |||
| // starting address of Embedis data plus reserve | |||
| const uint16_t settings_start = SPI_FLASH_SEC_SIZE - settingsSize() - 0x10; | |||
| // write stack trace to EEPROM and avoid overwriting settings | |||
| int16_t current_address = SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_STACK_TRACE; | |||
| for (uint32_t i = stack_start; i < stack_end; i++) { | |||
| if (current_address >= settings_start) break; | |||
| byte* byteValue = (byte*) i; | |||
| EEPROMr.write(current_address++, *byteValue); | |||
| } | |||
| EEPROMr.commit(); | |||
| } | |||
| /** | |||
| * Clears crash info | |||
| */ | |||
| void crashClear() { | |||
| uint32_t crash_time = 0xFFFFFFFF; | |||
| EEPROMr.put(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_CRASH_TIME, crash_time); | |||
| EEPROMr.commit(); | |||
| } | |||
| /** | |||
| * Print out crash information that has been previusly saved in EEPROM | |||
| */ | |||
| void crashDump() { | |||
| uint32_t crash_time; | |||
| EEPROMr.get(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_CRASH_TIME, crash_time); | |||
| if ((crash_time == 0) || (crash_time == 0xFFFFFFFF)) { | |||
| DEBUG_MSG_P(PSTR("[DEBUG] No crash info\n")); | |||
| return; | |||
| } | |||
| DEBUG_MSG_P(PSTR("[DEBUG] Latest crash was at %lu ms after boot\n"), crash_time); | |||
| DEBUG_MSG_P(PSTR("[DEBUG] Reason of restart: %u\n"), EEPROMr.read(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_RESTART_REASON)); | |||
| DEBUG_MSG_P(PSTR("[DEBUG] Exception cause: %u\n"), EEPROMr.read(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EXCEPTION_CAUSE)); | |||
| uint32_t epc1, epc2, epc3, excvaddr, depc; | |||
| EEPROMr.get(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EPC1, epc1); | |||
| EEPROMr.get(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EPC2, epc2); | |||
| EEPROMr.get(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EPC3, epc3); | |||
| EEPROMr.get(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_EXCVADDR, excvaddr); | |||
| EEPROMr.get(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_DEPC, depc); | |||
| DEBUG_MSG_P(PSTR("[DEBUG] epc1=0x%08x epc2=0x%08x epc3=0x%08x\n"), epc1, epc2, epc3); | |||
| DEBUG_MSG_P(PSTR("[DEBUG] excvaddr=0x%08x depc=0x%08x\n"), excvaddr, depc); | |||
| uint32_t stack_start, stack_end; | |||
| EEPROMr.get(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_STACK_START, stack_start); | |||
| EEPROMr.get(SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_STACK_END, stack_end); | |||
| DEBUG_MSG_P(PSTR("[DEBUG] sp=0x%08x end=0x%08x\n"), stack_start, stack_end); | |||
| int16_t current_address = SAVE_CRASH_EEPROM_OFFSET + SAVE_CRASH_STACK_TRACE; | |||
| int16_t stack_len = stack_end - stack_start; | |||
| uint32_t stack_trace; | |||
| DEBUG_MSG_P(PSTR("[DEBUG] >>>stack>>>\n[DEBUG] ")); | |||
| for (int16_t i = 0; i < stack_len; i += 0x10) { | |||
| DEBUG_MSG_P(PSTR("%08x: "), stack_start + i); | |||
| for (byte j = 0; j < 4; j++) { | |||
| EEPROMr.get(current_address, stack_trace); | |||
| DEBUG_MSG_P(PSTR("%08x "), stack_trace); | |||
| current_address += 4; | |||
| } | |||
| DEBUG_MSG_P(PSTR("\n[DEBUG] ")); | |||
| } | |||
| DEBUG_MSG_P(PSTR("<<<stack<<<\n")); | |||
| } | |||
| #endif // DEBUG_SUPPORT | |||