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Code Issues Releases Wiki Activity

[debug] Show source of last software reboot (#8595)

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This commit is contained in:
Clyde Stubbs
2025-05-05 14:31:37 +10:00
committed by GitHub
parent e7a2b395fd
commit b8d83d0765
6 changed files with 37 additions and 3 deletions
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30
esphome/components/debug/debug_esp32.cpp
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@@ -1,6 +1,7 @@
#include "debug_component.h"
#ifdef USE_ESP32
#include "esphome/core/application.h"
#include "esphome/core/log.h"
#include "esphome/core/hal.h"
#include <esp_sleep.h>
@@ -10,12 +11,12 @@
#include <esp_chip_info.h>
#include <esp_partition.h>
#include <map>
#ifdef USE_ARDUINO
#include <Esp.h>
#endif
#include <map>
namespace esphome {
namespace debug {
@@ -42,16 +43,39 @@ static const char *const RESET_REASONS[] = {
"CPU lock up",
};
static const char *const REBOOT_KEY = "reboot_source";
static const size_t REBOOT_MAX_LEN = 24;
// on shutdown, store the source of the reboot request
void DebugComponent::on_shutdown() {
auto *component = App.get_current_component();
char buffer[REBOOT_MAX_LEN]{};
auto pref = global_preferences->make_preference(REBOOT_MAX_LEN, fnv1_hash(REBOOT_KEY + App.get_name()));
if (component != nullptr) {
strncpy(buffer, component->get_component_source(), REBOOT_MAX_LEN - 1);
}
ESP_LOGD(TAG, "Storing reboot source: %s", buffer);
pref.save(&buffer);
global_preferences->sync();
}
std::string DebugComponent::get_reset_reason_() {
std::string reset_reason;
unsigned reason = esp_reset_reason();
if (reason < sizeof(RESET_REASONS) / sizeof(RESET_REASONS[0])) {
reset_reason = RESET_REASONS[reason];
if (reason == ESP_RST_SW) {
auto pref = global_preferences->make_preference(REBOOT_MAX_LEN, fnv1_hash(REBOOT_KEY + App.get_name()));
char buffer[REBOOT_MAX_LEN]{};
if (pref.load(&buffer)) {
reset_reason = "Reboot request from " + std::string(buffer);
}
}
} else {
reset_reason = "unknown source";
}
ESP_LOGD(TAG, "Reset Reason: %s", reset_reason.c_str());
return "Reset by " + reset_reason;
return reset_reason;
}
static const char *const WAKEUP_CAUSES[] = {