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Code Issues Releases Wiki Activity

[esp8266][logger] Store LOG_LEVELS strings in PROGMEM to reduce RAM usage

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This commit is contained in:
J. Nick Koston
2025-09-04 08:52:06 -05:00
parent c7ee727af4
commit 313556bb49
1 changed files with 6 additions and 4 deletions
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10
esphome/components/logger/logger.cpp
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@@ -246,14 +246,16 @@ void Logger::add_on_log_callback(std::function<void(uint8_t, const char *, const
this->log_callback_.add(std::move(callback)); this->log_callback_.add(std::move(callback));
} }
float Logger::get_setup_priority() const { return setup_priority::BUS + 500.0f; } float Logger::get_setup_priority() const { return setup_priority::BUS + 500.0f; }
static const char *const LOG_LEVELS[] = {"NONE", "ERROR", "WARN", "INFO", "CONFIG", "DEBUG", "VERBOSE", "VERY_VERBOSE"}; static const LogString *const LOG_LEVELS[] = {LOG_STR("NONE"), LOG_STR("ERROR"), LOG_STR("WARN"),
LOG_STR("INFO"), LOG_STR("CONFIG"), LOG_STR("DEBUG"),
LOG_STR("VERBOSE"), LOG_STR("VERY_VERBOSE")};
void Logger::dump_config() { void Logger::dump_config() {
ESP_LOGCONFIG(TAG, ESP_LOGCONFIG(TAG,
"Logger:\n" "Logger:\n"
" Max Level: %s\n" " Max Level: %s\n"
" Initial Level: %s", " Initial Level: %s",
LOG_LEVELS[ESPHOME_LOG_LEVEL], LOG_LEVELS[this->current_level_]); LOG_STR_ARG(LOG_LEVELS[ESPHOME_LOG_LEVEL]), LOG_STR_ARG(LOG_LEVELS[this->current_level_]));
#ifndef USE_HOST #ifndef USE_HOST
ESP_LOGCONFIG(TAG, ESP_LOGCONFIG(TAG,
" Log Baud Rate: %" PRIu32 "\n" " Log Baud Rate: %" PRIu32 "\n"
@@ -267,14 +269,14 @@ void Logger::dump_config() {
#endif #endif
for (auto &it : this->log_levels_) { for (auto &it : this->log_levels_) {
ESP_LOGCONFIG(TAG, " Level for '%s': %s", it.first.c_str(), LOG_LEVELS[it.second]); ESP_LOGCONFIG(TAG, " Level for '%s': %s", it.first.c_str(), LOG_STR_ARG(LOG_LEVELS[it.second]));
} }
} }
void Logger::set_log_level(uint8_t level) { void Logger::set_log_level(uint8_t level) {
if (level > ESPHOME_LOG_LEVEL) { if (level > ESPHOME_LOG_LEVEL) {
level = ESPHOME_LOG_LEVEL; level = ESPHOME_LOG_LEVEL;
ESP_LOGW(TAG, "Cannot set log level higher than pre-compiled %s", LOG_LEVELS[ESPHOME_LOG_LEVEL]); ESP_LOGW(TAG, "Cannot set log level higher than pre-compiled %s", LOG_STR_ARG(LOG_LEVELS[ESPHOME_LOG_LEVEL]));
} }
this->current_level_ = level; this->current_level_ = level;
this->level_callback_.call(level); this->level_callback_.call(level);