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[debug] Fix shared buffer between reset reason and wakeup cause (#14813)

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This commit is contained in:
J. Nick Koston
2026-03-14 13:17:32 -10:00
committed by GitHub
parent 447c4669b1
commit 234ca7c951
7 changed files with 12 additions and 10 deletions
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3
esphome/components/debug/debug_component.h
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@@ -18,6 +18,7 @@ namespace debug {
static constexpr size_t DEVICE_INFO_BUFFER_SIZE = 256;
static constexpr size_t RESET_REASON_BUFFER_SIZE = 128;
static constexpr size_t WAKEUP_CAUSE_BUFFER_SIZE = 128;
// buf_append_printf is now provided by esphome/core/helpers.h
@@ -94,7 +95,7 @@ class DebugComponent : public PollingComponent {
#endif // USE_TEXT_SENSOR
const char *get_reset_reason_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer);
const char *get_wakeup_cause_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer);
const char *get_wakeup_cause_(std::span<char, WAKEUP_CAUSE_BUFFER_SIZE> buffer);
uint32_t get_free_heap_();
size_t get_device_info_(std::span<char, DEVICE_INFO_BUFFER_SIZE> buffer, size_t pos);
void update_platform_();

9
esphome/components/debug/debug_esp32.cpp
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@@ -98,7 +98,7 @@ static const char *const WAKEUP_CAUSES[] = {
"BT",
};
const char *DebugComponent::get_wakeup_cause_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer) {
const char *DebugComponent::get_wakeup_cause_(std::span<char, WAKEUP_CAUSE_BUFFER_SIZE> buffer) {
const char *wake_reason;
unsigned reason = esp_sleep_get_wakeup_cause();
if (reason < sizeof(WAKEUP_CAUSES) / sizeof(WAKEUP_CAUSES[0])) {
@@ -196,9 +196,10 @@ size_t DebugComponent::get_device_info_(std::span<char, DEVICE_INFO_BUFFER_SIZE>
uint32_t cpu_freq_mhz = arch_get_cpu_freq_hz() / 1000000;
pos = buf_append_printf(buf, size, pos, "|CPU Frequency: %" PRIu32 " MHz", cpu_freq_mhz);
char reason_buffer[RESET_REASON_BUFFER_SIZE];
const char *reset_reason = get_reset_reason_(std::span<char, RESET_REASON_BUFFER_SIZE>(reason_buffer));
const char *wakeup_cause = get_wakeup_cause_(std::span<char, RESET_REASON_BUFFER_SIZE>(reason_buffer));
char reset_buffer[RESET_REASON_BUFFER_SIZE];
char wakeup_buffer[WAKEUP_CAUSE_BUFFER_SIZE];
const char *reset_reason = get_reset_reason_(std::span<char, RESET_REASON_BUFFER_SIZE>(reset_buffer));
const char *wakeup_cause = get_wakeup_cause_(std::span<char, WAKEUP_CAUSE_BUFFER_SIZE>(wakeup_buffer));
uint8_t mac[6];
get_mac_address_raw(mac);

2
esphome/components/debug/debug_esp8266.cpp
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@@ -91,7 +91,7 @@ const char *DebugComponent::get_reset_reason_(std::span<char, RESET_REASON_BUFFE
return buffer.data();
}
const char *DebugComponent::get_wakeup_cause_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer) {
const char *DebugComponent::get_wakeup_cause_(std::span<char, WAKEUP_CAUSE_BUFFER_SIZE> buffer) {
// ESP8266 doesn't have detailed wakeup cause like ESP32
return "";
}

2
esphome/components/debug/debug_host.cpp
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@@ -7,7 +7,7 @@ namespace debug {
const char *DebugComponent::get_reset_reason_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer) { return ""; }
const char *DebugComponent::get_wakeup_cause_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer) { return ""; }
const char *DebugComponent::get_wakeup_cause_(std::span<char, WAKEUP_CAUSE_BUFFER_SIZE> buffer) { return ""; }
uint32_t DebugComponent::get_free_heap_() { return INT_MAX; }

2
esphome/components/debug/debug_libretiny.cpp
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@@ -12,7 +12,7 @@ const char *DebugComponent::get_reset_reason_(std::span<char, RESET_REASON_BUFFE
return lt_get_reboot_reason_name(lt_get_reboot_reason());
}
const char *DebugComponent::get_wakeup_cause_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer) { return ""; }
const char *DebugComponent::get_wakeup_cause_(std::span<char, WAKEUP_CAUSE_BUFFER_SIZE> buffer) { return ""; }
uint32_t DebugComponent::get_free_heap_() { return lt_heap_get_free(); }

2
esphome/components/debug/debug_rp2040.cpp
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@@ -67,7 +67,7 @@ const char *DebugComponent::get_reset_reason_(std::span<char, RESET_REASON_BUFFE
return buf;
}
const char *DebugComponent::get_wakeup_cause_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer) { return ""; }
const char *DebugComponent::get_wakeup_cause_(std::span<char, WAKEUP_CAUSE_BUFFER_SIZE> buffer) { return ""; }
uint32_t DebugComponent::get_free_heap_() { return ::rp2040.getFreeHeap(); }

2
esphome/components/debug/debug_zephyr.cpp
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@@ -53,7 +53,7 @@ const char *DebugComponent::get_reset_reason_(std::span<char, RESET_REASON_BUFFE
return buf;
}
const char *DebugComponent::get_wakeup_cause_(std::span<char, RESET_REASON_BUFFER_SIZE> buffer) {
const char *DebugComponent::get_wakeup_cause_(std::span<char, WAKEUP_CAUSE_BUFFER_SIZE> buffer) {
// Zephyr doesn't have detailed wakeup cause like ESP32
return "";
}