cleanup

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

.clang-tidy.hash

@@ -1 +1 @@
-cf3d341206b4184ec8b7fe85141aef4fe4696aa720c3f8a06d4e57930574bdab
+069fa9526c52f7c580a9ec17c7678d12f142221387e9b561c18f95394d4629a3

esphome/components/cover/cover.cpp

@@ -22,17 +22,11 @@ const LogString *cover_command_to_str(float pos) {
     return LOG_STR("UNKNOWN");
   }
 }
+// Cover operation strings indexed by CoverOperation enum (0-2): IDLE, OPENING, CLOSING, plus UNKNOWN
+PROGMEM_STRING_TABLE(CoverOperationStrings, "IDLE", "OPENING", "CLOSING", "UNKNOWN");
+
 const LogString *cover_operation_to_str(CoverOperation op) {
-  switch (op) {
-    case COVER_OPERATION_IDLE:
-      return LOG_STR("IDLE");
-    case COVER_OPERATION_OPENING:
-      return LOG_STR("OPENING");
-    case COVER_OPERATION_CLOSING:
-      return LOG_STR("CLOSING");
-    default:
-      return LOG_STR("UNKNOWN");
-  }
+  return CoverOperationStrings::get_log_str(static_cast<uint8_t>(op), CoverOperationStrings::LAST_INDEX);
 }
 
 Cover::Cover() : position{COVER_OPEN} {}

esphome/components/light/light_json_schema.cpp

@@ -9,32 +9,19 @@ namespace esphome::light {
 
 // See https://www.home-assistant.io/integrations/light.mqtt/#json-schema for documentation on the schema
 
-// Get JSON string for color mode.
-// ColorMode enum values are sparse bitmasks (0, 1, 3, 7, 11, 19, 35, 39, 47, 51) which would
-// generate a large jump table. Converting to bit index (0-9) allows a compact switch.
+// Color mode JSON strings - packed into flash with compile-time generated offsets.
+// Indexed by ColorModeBitPolicy bit index (1-9), so index 0 maps to bit 1 ("onoff").
+PROGMEM_STRING_TABLE(ColorModeStrings, "onoff", "brightness", "white", "color_temp", "cwww", "rgb", "rgbw", "rgbct",
+                     "rgbww");
+
+// Get JSON string for color mode. Returns nullptr for UNKNOWN (bit 0).
+// Returns ProgmemStr so ArduinoJson knows to handle PROGMEM strings on ESP8266.
 static ProgmemStr get_color_mode_json_str(ColorMode mode) {
-  switch (ColorModeBitPolicy::to_bit(mode)) {
-    case 1:
-      return ESPHOME_F("onoff");
-    case 2:
-      return ESPHOME_F("brightness");
-    case 3:
-      return ESPHOME_F("white");
-    case 4:
-      return ESPHOME_F("color_temp");
-    case 5:
-      return ESPHOME_F("cwww");
-    case 6:
-      return ESPHOME_F("rgb");
-    case 7:
-      return ESPHOME_F("rgbw");
-    case 8:
-      return ESPHOME_F("rgbct");
-    case 9:
-      return ESPHOME_F("rgbww");
-    default:
-      return nullptr;
-  }
+  unsigned bit = ColorModeBitPolicy::to_bit(mode);
+  if (bit == 0)
+    return nullptr;
+  // bit is 1-9 for valid modes, so bit-1 is always valid (0-8). LAST_INDEX fallback never used.
+  return ColorModeStrings::get_progmem_str(bit - 1, ColorModeStrings::LAST_INDEX);
 }
 
 void LightJSONSchema::dump_json(LightState &state, JsonObject root) {

esphome/components/logger/logger.cpp

@@ -4,6 +4,7 @@
 #include "esphome/core/application.h"
 #include "esphome/core/hal.h"
 #include "esphome/core/log.h"
+#include "esphome/core/progmem.h"
 
 namespace esphome::logger {
 
@@ -291,34 +292,20 @@ UARTSelection Logger::get_uart() const { return this->uart_; }
 
 float Logger::get_setup_priority() const { return setup_priority::BUS + 500.0f; }
 
-#ifdef USE_STORE_LOG_STR_IN_FLASH
-// ESP8266: PSTR() cannot be used in array initializers, so we need to declare
-// each string separately as a global constant first
-static const char LOG_LEVEL_NONE[] PROGMEM = "NONE";
-static const char LOG_LEVEL_ERROR[] PROGMEM = "ERROR";
-static const char LOG_LEVEL_WARN[] PROGMEM = "WARN";
-static const char LOG_LEVEL_INFO[] PROGMEM = "INFO";
-static const char LOG_LEVEL_CONFIG[] PROGMEM = "CONFIG";
-static const char LOG_LEVEL_DEBUG[] PROGMEM = "DEBUG";
-static const char LOG_LEVEL_VERBOSE[] PROGMEM = "VERBOSE";
-static const char LOG_LEVEL_VERY_VERBOSE[] PROGMEM = "VERY_VERBOSE";
+// Log level strings - packed into flash on ESP8266, indexed by log level (0-7)
+PROGMEM_STRING_TABLE(LogLevelStrings, "NONE", "ERROR", "WARN", "INFO", "CONFIG", "DEBUG", "VERBOSE", "VERY_VERBOSE");
 
-static const LogString *const LOG_LEVELS[] = {
-    reinterpret_cast<const LogString *>(LOG_LEVEL_NONE),    reinterpret_cast<const LogString *>(LOG_LEVEL_ERROR),
-    reinterpret_cast<const LogString *>(LOG_LEVEL_WARN),    reinterpret_cast<const LogString *>(LOG_LEVEL_INFO),
-    reinterpret_cast<const LogString *>(LOG_LEVEL_CONFIG),  reinterpret_cast<const LogString *>(LOG_LEVEL_DEBUG),
-    reinterpret_cast<const LogString *>(LOG_LEVEL_VERBOSE), reinterpret_cast<const LogString *>(LOG_LEVEL_VERY_VERBOSE),
-};
-#else
-static const char *const LOG_LEVELS[] = {"NONE", "ERROR", "WARN", "INFO", "CONFIG", "DEBUG", "VERBOSE", "VERY_VERBOSE"};
-#endif
+static const LogString *get_log_level_str(uint8_t level) {
+  return LogLevelStrings::get_log_str(level, LogLevelStrings::LAST_INDEX);
+}
 
 void Logger::dump_config() {
   ESP_LOGCONFIG(TAG,
                 "Logger:\n"
                 "  Max Level: %s\n"
                 "  Initial Level: %s",
-                LOG_STR_ARG(LOG_LEVELS[ESPHOME_LOG_LEVEL]), LOG_STR_ARG(LOG_LEVELS[this->current_level_]));
+                LOG_STR_ARG(get_log_level_str(ESPHOME_LOG_LEVEL)),
+                LOG_STR_ARG(get_log_level_str(this->current_level_)));
 #ifndef USE_HOST
   ESP_LOGCONFIG(TAG,
                 "  Log Baud Rate: %" PRIu32 "\n"
@@ -337,7 +324,7 @@ void Logger::dump_config() {
 
 #ifdef USE_LOGGER_RUNTIME_TAG_LEVELS
   for (auto &it : this->log_levels_) {
-    ESP_LOGCONFIG(TAG, "  Level for '%s': %s", it.first, LOG_STR_ARG(LOG_LEVELS[it.second]));
+    ESP_LOGCONFIG(TAG, "  Level for '%s': %s", it.first, LOG_STR_ARG(get_log_level_str(it.second)));
   }
 #endif
 }
@@ -345,7 +332,8 @@ void Logger::dump_config() {
 void Logger::set_log_level(uint8_t level) {
   if (level > ESPHOME_LOG_LEVEL) {
     level = ESPHOME_LOG_LEVEL;
-    ESP_LOGW(TAG, "Cannot set log level higher than pre-compiled %s", LOG_STR_ARG(LOG_LEVELS[ESPHOME_LOG_LEVEL]));
+    ESP_LOGW(TAG, "Cannot set log level higher than pre-compiled %s",
+             LOG_STR_ARG(get_log_level_str(ESPHOME_LOG_LEVEL)));
   }
   this->current_level_ = level;
 #ifdef USE_LOGGER_LEVEL_LISTENERS

esphome/components/mipi_spi/mipi_spi.cpp

@@ -1,6 +1,39 @@
 #include "mipi_spi.h"
 #include "esphome/core/log.h"
 
-namespace esphome {
-namespace mipi_spi {}  // namespace mipi_spi
-}  // namespace esphome
+namespace esphome::mipi_spi {
+
+void internal_dump_config(const char *model, int width, int height, int offset_width, int offset_height, uint8_t madctl,
+                          bool invert_colors, int display_bits, bool is_big_endian, const optional<uint8_t> &brightness,
+                          GPIOPin *cs, GPIOPin *reset, GPIOPin *dc, int spi_mode, uint32_t data_rate, int bus_width) {
+  ESP_LOGCONFIG(TAG,
+                "MIPI_SPI Display\n"
+                "  Model: %s\n"
+                "  Width: %d\n"
+                "  Height: %d\n"
+                "  Swap X/Y: %s\n"
+                "  Mirror X: %s\n"
+                "  Mirror Y: %s\n"
+                "  Invert colors: %s\n"
+                "  Color order: %s\n"
+                "  Display pixels: %d bits\n"
+                "  Endianness: %s\n"
+                "  SPI Mode: %d\n"
+                "  SPI Data rate: %uMHz\n"
+                "  SPI Bus width: %d",
+                model, width, height, YESNO(madctl & MADCTL_MV), YESNO(madctl & (MADCTL_MX | MADCTL_XFLIP)),
+                YESNO(madctl & (MADCTL_MY | MADCTL_YFLIP)), YESNO(invert_colors), (madctl & MADCTL_BGR) ? "BGR" : "RGB",
+                display_bits, is_big_endian ? "Big" : "Little", spi_mode, static_cast<unsigned>(data_rate / 1000000),
+                bus_width);
+  LOG_PIN("  CS Pin: ", cs);
+  LOG_PIN("  Reset Pin: ", reset);
+  LOG_PIN("  DC Pin: ", dc);
+  if (offset_width != 0)
+    ESP_LOGCONFIG(TAG, "  Offset width: %d", offset_width);
+  if (offset_height != 0)
+    ESP_LOGCONFIG(TAG, "  Offset height: %d", offset_height);
+  if (brightness.has_value())
+    ESP_LOGCONFIG(TAG, "  Brightness: %u", brightness.value());
+}
+
+}  // namespace esphome::mipi_spi

esphome/components/mipi_spi/mipi_spi.h

@@ -63,6 +63,11 @@ enum BusType {
   BUS_TYPE_SINGLE_16 = 16,  // Single bit bus, but 16 bits per transfer
 };
 
+// Helper function for dump_config - defined in mipi_spi.cpp to allow use of LOG_PIN macro
+void internal_dump_config(const char *model, int width, int height, int offset_width, int offset_height, uint8_t madctl,
+                          bool invert_colors, int display_bits, bool is_big_endian, const optional<uint8_t> &brightness,
+                          GPIOPin *cs, GPIOPin *reset, GPIOPin *dc, int spi_mode, uint32_t data_rate, int bus_width);
+
 /**
  * Base class for MIPI SPI displays.
  * All the methods are defined here in the header file, as it is not possible to define templated methods in a cpp file.
@@ -201,37 +206,9 @@ class MipiSpi : public display::Display,
   }
 
   void dump_config() override {
-    esph_log_config(TAG,
-                    "MIPI_SPI Display\n"
-                    "  Model: %s\n"
-                    "  Width: %u\n"
-                    "  Height: %u",
-                    this->model_, WIDTH, HEIGHT);
-    if constexpr (OFFSET_WIDTH != 0)
-      esph_log_config(TAG, "  Offset width: %u", OFFSET_WIDTH);
-    if constexpr (OFFSET_HEIGHT != 0)
-      esph_log_config(TAG, "  Offset height: %u", OFFSET_HEIGHT);
-    esph_log_config(TAG,
-                    "  Swap X/Y: %s\n"
-                    "  Mirror X: %s\n"
-                    "  Mirror Y: %s\n"
-                    "  Invert colors: %s\n"
-                    "  Color order: %s\n"
-                    "  Display pixels: %d bits\n"
-                    "  Endianness: %s\n",
-                    YESNO(this->madctl_ & MADCTL_MV), YESNO(this->madctl_ & (MADCTL_MX | MADCTL_XFLIP)),
-                    YESNO(this->madctl_ & (MADCTL_MY | MADCTL_YFLIP)), YESNO(this->invert_colors_),
-                    this->madctl_ & MADCTL_BGR ? "BGR" : "RGB", DISPLAYPIXEL * 8, IS_BIG_ENDIAN ? "Big" : "Little");
-    if (this->brightness_.has_value())
-      esph_log_config(TAG, "  Brightness: %u", this->brightness_.value());
-    log_pin(TAG, "  CS Pin: ", this->cs_);
-    log_pin(TAG, "  Reset Pin: ", this->reset_pin_);
-    log_pin(TAG, "  DC Pin: ", this->dc_pin_);
-    esph_log_config(TAG,
-                    "  SPI Mode: %d\n"
-                    "  SPI Data rate: %dMHz\n"
-                    "  SPI Bus width: %d",
-                    this->mode_, static_cast<unsigned>(this->data_rate_ / 1000000), BUS_TYPE);
+    internal_dump_config(this->model_, WIDTH, HEIGHT, OFFSET_WIDTH, OFFSET_HEIGHT, this->madctl_, this->invert_colors_,
+                         DISPLAYPIXEL * 8, IS_BIG_ENDIAN, this->brightness_, this->cs_, this->reset_pin_, this->dc_pin_,
+                         this->mode_, this->data_rate_, BUS_TYPE);
   }
 
  protected:

esphome/components/mqtt/mqtt_client.cpp

@@ -643,10 +643,34 @@ static bool topic_match(const char *message, const char *subscription) {
 }
 
 void MQTTClientComponent::on_message(const std::string &topic, const std::string &payload) {
-  for (auto &subscription : this->subscriptions_) {
-    if (topic_match(topic.c_str(), subscription.topic.c_str()))
-      subscription.callback(topic, payload);
-  }
+#ifdef USE_ESP8266
+  // IMPORTANT: This defer is REQUIRED to prevent stack overflow crashes on ESP8266.
+  //
+  // On ESP8266, this callback is invoked directly from the lwIP/AsyncTCP network stack
+  // which runs in the "sys" context with a very limited stack (~4KB). By the time we
+  // reach this function, the stack is already partially consumed by the network
+  // processing chain: tcp_input -> AsyncClient::_recv -> AsyncMqttClient::_onMessage -> here.
+  //
+  // MQTT subscription callbacks can trigger arbitrary user actions (automations, HTTP
+  // requests, sensor updates, etc.) which may have deep call stacks of their own.
+  // For example, an HTTP request action requires: DNS lookup -> TCP connect -> TLS
+  // handshake (if HTTPS) -> request formatting. This easily overflows the remaining
+  // system stack space, causing a LoadStoreAlignmentCause exception or silent corruption.
+  //
+  // By deferring to the main loop, we ensure callbacks execute with a fresh, full-size
+  // stack in the normal application context rather than the constrained network task.
+  //
+  // DO NOT REMOVE THIS DEFER without understanding the above. It may appear to work
+  // in simple tests but will cause crashes with complex automations.
+  this->defer([this, topic, payload]() {
+#endif
+    for (auto &subscription : this->subscriptions_) {
+      if (topic_match(topic.c_str(), subscription.topic.c_str()))
+        subscription.callback(topic, payload);
+    }
+#ifdef USE_ESP8266
+  });
+#endif
 }
 
 // Setters

esphome/components/pmsx003/pmsx003.cpp

@@ -2,21 +2,20 @@
 #include "esphome/core/log.h"
 #include "esphome/core/application.h"
 
-namespace esphome {
-namespace pmsx003 {
+namespace esphome::pmsx003 {
 
 static const char *const TAG = "pmsx003";
 
 static const uint8_t START_CHARACTER_1 = 0x42;
 static const uint8_t START_CHARACTER_2 = 0x4D;
 
-static const uint16_t PMS_STABILISING_MS = 30000;  // time taken for the sensor to become stable after power on in ms
+static const uint16_t STABILISING_MS = 30000;  // time taken for the sensor to become stable after power on in ms
 
-static const uint16_t PMS_CMD_MEASUREMENT_MODE_PASSIVE =
-    0x0000;  // use `PMS_CMD_MANUAL_MEASUREMENT` to trigger a measurement
-static const uint16_t PMS_CMD_MEASUREMENT_MODE_ACTIVE = 0x0001;  // automatically perform measurements
-static const uint16_t PMS_CMD_SLEEP_MODE_SLEEP = 0x0000;         // go to sleep mode
-static const uint16_t PMS_CMD_SLEEP_MODE_WAKEUP = 0x0001;        // wake up from sleep mode
+static const uint16_t CMD_MEASUREMENT_MODE_PASSIVE =
+    0x0000;  // use `Command::MANUAL_MEASUREMENT` to trigger a measurement
+static const uint16_t CMD_MEASUREMENT_MODE_ACTIVE = 0x0001;  // automatically perform measurements
+static const uint16_t CMD_SLEEP_MODE_SLEEP = 0x0000;         // go to sleep mode
+static const uint16_t CMD_SLEEP_MODE_WAKEUP = 0x0001;        // wake up from sleep mode
 
 void PMSX003Component::setup() {}
 
@@ -42,7 +41,7 @@ void PMSX003Component::dump_config() {
   LOG_SENSOR("  ", "Temperature", this->temperature_sensor_);
   LOG_SENSOR("  ", "Humidity", this->humidity_sensor_);
 
-  if (this->update_interval_ <= PMS_STABILISING_MS) {
+  if (this->update_interval_ <= STABILISING_MS) {
     ESP_LOGCONFIG(TAG, "  Mode: active continuous (sensor default)");
   } else {
     ESP_LOGCONFIG(TAG, "  Mode: passive with sleep/wake cycles");
@@ -55,44 +54,44 @@ void PMSX003Component::loop() {
   const uint32_t now = App.get_loop_component_start_time();
 
   // Initialize sensor mode on first loop
-  if (this->initialised_ == 0) {
-    if (this->update_interval_ > PMS_STABILISING_MS) {
+  if (!this->initialised_) {
+    if (this->update_interval_ > STABILISING_MS) {
       // Long update interval: use passive mode with sleep/wake cycles
-      this->send_command_(PMS_CMD_MEASUREMENT_MODE, PMS_CMD_MEASUREMENT_MODE_PASSIVE);
-      this->send_command_(PMS_CMD_SLEEP_MODE, PMS_CMD_SLEEP_MODE_WAKEUP);
+      this->send_command_(Command::MEASUREMENT_MODE, CMD_MEASUREMENT_MODE_PASSIVE);
+      this->send_command_(Command::SLEEP_MODE, CMD_SLEEP_MODE_WAKEUP);
     } else {
       // Short/zero update interval: use active continuous mode
-      this->send_command_(PMS_CMD_MEASUREMENT_MODE, PMS_CMD_MEASUREMENT_MODE_ACTIVE);
+      this->send_command_(Command::MEASUREMENT_MODE, CMD_MEASUREMENT_MODE_ACTIVE);
     }
-    this->initialised_ = 1;
+    this->initialised_ = true;
   }
 
   // If we update less often than it takes the device to stabilise, spin the fan down
   // rather than running it constantly. It does take some time to stabilise, so we
   // need to keep track of what state we're in.
-  if (this->update_interval_ > PMS_STABILISING_MS) {
+  if (this->update_interval_ > STABILISING_MS) {
     switch (this->state_) {
-      case PMSX003_STATE_IDLE:
+      case State::IDLE:
         // Power on the sensor now so it'll be ready when we hit the update time
-        if (now - this->last_update_ < (this->update_interval_ - PMS_STABILISING_MS))
+        if (now - this->last_update_ < (this->update_interval_ - STABILISING_MS))
           return;
 
-        this->state_ = PMSX003_STATE_STABILISING;
-        this->send_command_(PMS_CMD_SLEEP_MODE, PMS_CMD_SLEEP_MODE_WAKEUP);
+        this->state_ = State::STABILISING;
+        this->send_command_(Command::SLEEP_MODE, CMD_SLEEP_MODE_WAKEUP);
         this->fan_on_time_ = now;
         return;
-      case PMSX003_STATE_STABILISING:
+      case State::STABILISING:
         // wait for the sensor to be stable
-        if (now - this->fan_on_time_ < PMS_STABILISING_MS)
+        if (now - this->fan_on_time_ < STABILISING_MS)
           return;
         // consume any command responses that are in the serial buffer
         while (this->available())
           this->read_byte(&this->data_[0]);
         // Trigger a new read
-        this->send_command_(PMS_CMD_MANUAL_MEASUREMENT, 0);
-        this->state_ = PMSX003_STATE_WAITING;
+        this->send_command_(Command::MANUAL_MEASUREMENT, 0);
+        this->state_ = State::WAITING;
         break;
-      case PMSX003_STATE_WAITING:
+      case State::WAITING:
         // Just go ahead and read stuff
         break;
     }
@@ -180,27 +179,31 @@ optional<bool> PMSX003Component::check_byte_() {
 }
 
 bool PMSX003Component::check_payload_length_(uint16_t payload_length) {
+  // https://avaldebe.github.io/PyPMS/sensors/Plantower/
   switch (this->type_) {
-    case PMSX003_TYPE_X003:
-      // The expected payload length is typically 28 bytes.
-      // However, a 20-byte payload check was already present in the code.
-      // No official documentation was found confirming this.
-      // Retaining this check to avoid breaking existing behavior.
+    case Type::PMS1003:
+      return payload_length == 28;  // 2*13+2
+    case Type::PMS3003:             // Data 7/8/9 not set/reserved
+      return payload_length == 20;  // 2*9+2
+    case Type::PMSX003:             // Data 13 not set/reserved
+      // Deprecated: Length 20 is for PMS3003 backwards compatibility
       return payload_length == 28 || payload_length == 20;  // 2*13+2
-    case PMSX003_TYPE_5003T:
-    case PMSX003_TYPE_5003S:
-      return payload_length == 28;  // 2*13+2 (Data 13 not set/reserved)
-    case PMSX003_TYPE_5003ST:
-      return payload_length == 36;  // 2*17+2 (Data 16 not set/reserved)
+    case Type::PMS5003S:
+    case Type::PMS5003T:            // Data 13 not set/reserved
+      return payload_length == 28;  // 2*13+2
+    case Type::PMS5003ST:           // Data 16 not set/reserved
+      return payload_length == 36;  // 2*17+2
+    case Type::PMS9003M:
+      return payload_length == 28;  // 2*13+2
   }
   return false;
 }
 
-void PMSX003Component::send_command_(PMSX0003Command cmd, uint16_t data) {
+void PMSX003Component::send_command_(Command cmd, uint16_t data) {
   uint8_t send_data[7] = {
       START_CHARACTER_1,            // Start Byte 1
       START_CHARACTER_2,            // Start Byte 2
-      cmd,                          // Command
+      static_cast<uint8_t>(cmd),    // Command
       uint8_t((data >> 8) & 0xFF),  // Data 1
       uint8_t((data >> 0) & 0xFF),  // Data 2
       0,                            // Verify Byte 1
@@ -265,7 +268,7 @@ void PMSX003Component::parse_data_() {
   if (this->pm_particles_25um_sensor_ != nullptr)
     this->pm_particles_25um_sensor_->publish_state(pm_particles_25um);
 
-  if (this->type_ == PMSX003_TYPE_5003T) {
+  if (this->type_ == Type::PMS5003T) {
     ESP_LOGD(TAG,
              "Got PM0.3 Particles: %u Count/0.1L, PM0.5 Particles: %u Count/0.1L, PM1.0 Particles: %u Count/0.1L, "
              "PM2.5 Particles %u Count/0.1L",
@@ -289,7 +292,7 @@ void PMSX003Component::parse_data_() {
   }
 
   // Formaldehyde
-  if (this->type_ == PMSX003_TYPE_5003ST || this->type_ == PMSX003_TYPE_5003S) {
+  if (this->type_ == Type::PMS5003S || this->type_ == Type::PMS5003ST) {
     const uint16_t formaldehyde = this->get_16_bit_uint_(28);
 
     ESP_LOGD(TAG, "Got Formaldehyde: %u µg/m^3", formaldehyde);
@@ -299,8 +302,8 @@ void PMSX003Component::parse_data_() {
   }
 
   // Temperature and Humidity
-  if (this->type_ == PMSX003_TYPE_5003ST || this->type_ == PMSX003_TYPE_5003T) {
-    const uint8_t temperature_offset = (this->type_ == PMSX003_TYPE_5003T) ? 24 : 30;
+  if (this->type_ == Type::PMS5003T || this->type_ == Type::PMS5003ST) {
+    const uint8_t temperature_offset = (this->type_ == Type::PMS5003T) ? 24 : 30;
 
     const float temperature = static_cast<int16_t>(this->get_16_bit_uint_(temperature_offset)) / 10.0f;
     const float humidity = this->get_16_bit_uint_(temperature_offset + 2) / 10.0f;
@@ -314,22 +317,22 @@ void PMSX003Component::parse_data_() {
   }
 
   // Firmware Version and Error Code
-  if (this->type_ == PMSX003_TYPE_5003ST) {
-    const uint8_t firmware_version = this->data_[36];
-    const uint8_t error_code = this->data_[37];
+  if (this->type_ == Type::PMS1003 || this->type_ == Type::PMS5003ST || this->type_ == Type::PMS9003M) {
+    const uint8_t firmware_error_code_offset = (this->type_ == Type::PMS5003ST) ? 36 : 28;
+    const uint8_t firmware_version = this->data_[firmware_error_code_offset];
+    const uint8_t error_code = this->data_[firmware_error_code_offset + 1];
 
     ESP_LOGD(TAG, "Got Firmware Version: 0x%02X, Error Code: 0x%02X", firmware_version, error_code);
   }
 
   // Spin down the sensor again if we aren't going to need it until more time has
   // passed than it takes to stabilise
-  if (this->update_interval_ > PMS_STABILISING_MS) {
-    this->send_command_(PMS_CMD_SLEEP_MODE, PMS_CMD_SLEEP_MODE_SLEEP);
-    this->state_ = PMSX003_STATE_IDLE;
+  if (this->update_interval_ > STABILISING_MS) {
+    this->send_command_(Command::SLEEP_MODE, CMD_SLEEP_MODE_SLEEP);
+    this->state_ = State::IDLE;
   }
 
   this->status_clear_warning();
 }
 
-}  // namespace pmsx003
-}  // namespace esphome
+}  // namespace esphome::pmsx003

esphome/components/pmsx003/pmsx003.h

@@ -5,27 +5,28 @@
 #include "esphome/components/sensor/sensor.h"
 #include "esphome/components/uart/uart.h"
 
-namespace esphome {
-namespace pmsx003 {
+namespace esphome::pmsx003 {
 
-enum PMSX0003Command : uint8_t {
-  PMS_CMD_MEASUREMENT_MODE =
-      0xE1,  // Data Options: `PMS_CMD_MEASUREMENT_MODE_PASSIVE`, `PMS_CMD_MEASUREMENT_MODE_ACTIVE`
-  PMS_CMD_MANUAL_MEASUREMENT = 0xE2,
-  PMS_CMD_SLEEP_MODE = 0xE4,  // Data Options: `PMS_CMD_SLEEP_MODE_SLEEP`, `PMS_CMD_SLEEP_MODE_WAKEUP`
+enum class Type : uint8_t {
+  PMS1003 = 0,
+  PMS3003,
+  PMSX003,  // PMS5003, PMS6003, PMS7003, PMSA003 (NOT PMSA003I - see `pmsa003i` component)
+  PMS5003S,
+  PMS5003T,
+  PMS5003ST,
+  PMS9003M,
 };
 
-enum PMSX003Type {
-  PMSX003_TYPE_X003 = 0,
-  PMSX003_TYPE_5003T,
-  PMSX003_TYPE_5003ST,
-  PMSX003_TYPE_5003S,
+enum class Command : uint8_t {
+  MEASUREMENT_MODE = 0xE1,  // Data Options: `CMD_MEASUREMENT_MODE_PASSIVE`, `CMD_MEASUREMENT_MODE_ACTIVE`
+  MANUAL_MEASUREMENT = 0xE2,
+  SLEEP_MODE = 0xE4,  // Data Options: `CMD_SLEEP_MODE_SLEEP`, `CMD_SLEEP_MODE_WAKEUP`
 };
 
-enum PMSX003State {
-  PMSX003_STATE_IDLE = 0,
-  PMSX003_STATE_STABILISING,
-  PMSX003_STATE_WAITING,
+enum class State : uint8_t {
+  IDLE = 0,
+  STABILISING,
+  WAITING,
 };
 
 class PMSX003Component : public uart::UARTDevice, public Component {
@@ -37,7 +38,7 @@ class PMSX003Component : public uart::UARTDevice, public Component {
 
   void set_update_interval(uint32_t update_interval) { this->update_interval_ = update_interval; }
 
-  void set_type(PMSX003Type type) { this->type_ = type; }
+  void set_type(Type type) { this->type_ = type; }
 
   void set_pm_1_0_std_sensor(sensor::Sensor *pm_1_0_std_sensor) { this->pm_1_0_std_sensor_ = pm_1_0_std_sensor; }
   void set_pm_2_5_std_sensor(sensor::Sensor *pm_2_5_std_sensor) { this->pm_2_5_std_sensor_ = pm_2_5_std_sensor; }
@@ -77,20 +78,20 @@ class PMSX003Component : public uart::UARTDevice, public Component {
   optional<bool> check_byte_();
   void parse_data_();
   bool check_payload_length_(uint16_t payload_length);
-  void send_command_(PMSX0003Command cmd, uint16_t data);
+  void send_command_(Command cmd, uint16_t data);
   uint16_t get_16_bit_uint_(uint8_t start_index) const {
     return encode_uint16(this->data_[start_index], this->data_[start_index + 1]);
   }
 
+  Type type_;
+  State state_{State::IDLE};
+  bool initialised_{false};
   uint8_t data_[64];
   uint8_t data_index_{0};
-  uint8_t initialised_{0};
   uint32_t fan_on_time_{0};
   uint32_t last_update_{0};
   uint32_t last_transmission_{0};
   uint32_t update_interval_{0};
-  PMSX003State state_{PMSX003_STATE_IDLE};
-  PMSX003Type type_;
 
   // "Standard Particle"
   sensor::Sensor *pm_1_0_std_sensor_{nullptr};
@@ -118,5 +119,4 @@ class PMSX003Component : public uart::UARTDevice, public Component {
   sensor::Sensor *humidity_sensor_{nullptr};
 };
 
-}  // namespace pmsx003
-}  // namespace esphome
+}  // namespace esphome::pmsx003

esphome/components/pmsx003/sensor.py

@@ -40,34 +40,128 @@ pmsx003_ns = cg.esphome_ns.namespace("pmsx003")
 PMSX003Component = pmsx003_ns.class_("PMSX003Component", uart.UARTDevice, cg.Component)
 PMSX003Sensor = pmsx003_ns.class_("PMSX003Sensor", sensor.Sensor)
 
-TYPE_PMSX003 = "PMSX003"
+TYPE_PMS1003 = "PMS1003"
+TYPE_PMS3003 = "PMS3003"
+TYPE_PMSX003 = "PMSX003"  # PMS5003, PMS6003, PMS7003, PMSA003 (NOT PMSA003I - see `pmsa003i` component)
+TYPE_PMS5003S = "PMS5003S"
 TYPE_PMS5003T = "PMS5003T"
 TYPE_PMS5003ST = "PMS5003ST"
-TYPE_PMS5003S = "PMS5003S"
+TYPE_PMS9003M = "PMS9003M"
 
-PMSX003Type = pmsx003_ns.enum("PMSX003Type")
+Type = pmsx003_ns.enum("Type", is_class=True)
 
 PMSX003_TYPES = {
-    TYPE_PMSX003: PMSX003Type.PMSX003_TYPE_X003,
-    TYPE_PMS5003T: PMSX003Type.PMSX003_TYPE_5003T,
-    TYPE_PMS5003ST: PMSX003Type.PMSX003_TYPE_5003ST,
-    TYPE_PMS5003S: PMSX003Type.PMSX003_TYPE_5003S,
+    TYPE_PMS1003: Type.PMS1003,
+    TYPE_PMS3003: Type.PMS3003,
+    TYPE_PMSX003: Type.PMSX003,
+    TYPE_PMS5003S: Type.PMS5003S,
+    TYPE_PMS5003T: Type.PMS5003T,
+    TYPE_PMS5003ST: Type.PMS5003ST,
+    TYPE_PMS9003M: Type.PMS9003M,
 }
 
 SENSORS_TO_TYPE = {
-    CONF_PM_1_0: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_2_5: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_10_0: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_1_0_STD: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_2_5_STD: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_10_0_STD: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_0_3UM: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_0_5UM: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_1_0UM: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_2_5UM: [TYPE_PMSX003, TYPE_PMS5003T, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_5_0UM: [TYPE_PMSX003, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_PM_10_0UM: [TYPE_PMSX003, TYPE_PMS5003ST, TYPE_PMS5003S],
-    CONF_FORMALDEHYDE: [TYPE_PMS5003ST, TYPE_PMS5003S],
+    CONF_PM_1_0_STD: [
+        TYPE_PMS1003,
+        TYPE_PMS3003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_2_5_STD: [
+        TYPE_PMS1003,
+        TYPE_PMS3003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_10_0_STD: [
+        TYPE_PMS1003,
+        TYPE_PMS3003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_1_0: [
+        TYPE_PMS1003,
+        TYPE_PMS3003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_2_5: [
+        TYPE_PMS1003,
+        TYPE_PMS3003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_10_0: [
+        TYPE_PMS1003,
+        TYPE_PMS3003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_0_3UM: [
+        TYPE_PMS1003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_0_5UM: [
+        TYPE_PMS1003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_1_0UM: [
+        TYPE_PMS1003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_2_5UM: [
+        TYPE_PMS1003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003T,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_5_0UM: [
+        TYPE_PMS1003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_PM_10_0UM: [
+        TYPE_PMS1003,
+        TYPE_PMSX003,
+        TYPE_PMS5003S,
+        TYPE_PMS5003ST,
+        TYPE_PMS9003M,
+    ],
+    CONF_FORMALDEHYDE: [TYPE_PMS5003S, TYPE_PMS5003ST],
     CONF_TEMPERATURE: [TYPE_PMS5003T, TYPE_PMS5003ST],
     CONF_HUMIDITY: [TYPE_PMS5003T, TYPE_PMS5003ST],
 }

esphome/components/sensor/sensor.cpp

@@ -2,6 +2,7 @@
 #include "esphome/core/defines.h"
 #include "esphome/core/controller_registry.h"
 #include "esphome/core/log.h"
+#include "esphome/core/progmem.h"
 
 namespace esphome::sensor {
 
@@ -30,20 +31,13 @@ void log_sensor(const char *tag, const char *prefix, const char *type, Sensor *o
   }
 }
 
+// State class strings indexed by StateClass enum (0-4): NONE, MEASUREMENT, TOTAL_INCREASING, TOTAL, MEASUREMENT_ANGLE
+PROGMEM_STRING_TABLE(StateClassStrings, "", "measurement", "total_increasing", "total", "measurement_angle");
+static_assert(StateClassStrings::COUNT == STATE_CLASS_LAST + 1, "StateClassStrings must match StateClass enum");
+
 const LogString *state_class_to_string(StateClass state_class) {
-  switch (state_class) {
-    case STATE_CLASS_MEASUREMENT:
-      return LOG_STR("measurement");
-    case STATE_CLASS_TOTAL_INCREASING:
-      return LOG_STR("total_increasing");
-    case STATE_CLASS_TOTAL:
-      return LOG_STR("total");
-    case STATE_CLASS_MEASUREMENT_ANGLE:
-      return LOG_STR("measurement_angle");
-    case STATE_CLASS_NONE:
-    default:
-      return LOG_STR("");
-  }
+  // Fallback to index 0 (empty string for STATE_CLASS_NONE) if out of range
+  return StateClassStrings::get_log_str(static_cast<uint8_t>(state_class), 0);
 }
 
 Sensor::Sensor() : state(NAN), raw_state(NAN) {}

esphome/components/sensor/sensor.h

@@ -32,6 +32,7 @@ enum StateClass : uint8_t {
   STATE_CLASS_TOTAL = 3,
   STATE_CLASS_MEASUREMENT_ANGLE = 4
 };
+constexpr uint8_t STATE_CLASS_LAST = static_cast<uint8_t>(STATE_CLASS_MEASUREMENT_ANGLE);
 
 const LogString *state_class_to_string(StateClass state_class);
 

esphome/components/valve/valve.cpp

@@ -23,17 +23,11 @@ const LogString *valve_command_to_str(float pos) {
     return LOG_STR("UNKNOWN");
   }
 }
+// Valve operation strings indexed by ValveOperation enum (0-2): IDLE, OPENING, CLOSING, plus UNKNOWN
+PROGMEM_STRING_TABLE(ValveOperationStrings, "IDLE", "OPENING", "CLOSING", "UNKNOWN");
+
 const LogString *valve_operation_to_str(ValveOperation op) {
-  switch (op) {
-    case VALVE_OPERATION_IDLE:
-      return LOG_STR("IDLE");
-    case VALVE_OPERATION_OPENING:
-      return LOG_STR("OPENING");
-    case VALVE_OPERATION_CLOSING:
-      return LOG_STR("CLOSING");
-    default:
-      return LOG_STR("UNKNOWN");
-  }
+  return ValveOperationStrings::get_log_str(static_cast<uint8_t>(op), ValveOperationStrings::LAST_INDEX);
 }
 
 Valve::Valve() : position{VALVE_OPEN} {}

esphome/components/web_server_base/__init__.py

@@ -53,4 +53,4 @@ async def to_code(config):
                 "lib_ignore", ["ESPAsyncTCP", "AsyncTCP", "AsyncTCP_RP2040W"]
             )
         # https://github.com/ESP32Async/ESPAsyncWebServer/blob/main/library.json
-        cg.add_library("ESP32Async/ESPAsyncWebServer", "3.9.5")
+        cg.add_library("ESP32Async/ESPAsyncWebServer", "3.9.6")

esphome/components/wifi/wifi_component_esp8266.cpp

@@ -36,6 +36,7 @@ extern "C" {
 #include "esphome/core/hal.h"
 #include "esphome/core/helpers.h"
 #include "esphome/core/log.h"
+#include "esphome/core/progmem.h"
 #include "esphome/core/util.h"
 
 namespace esphome::wifi {
@@ -398,37 +399,23 @@ class WiFiMockClass : public ESP8266WiFiGenericClass {
   static void _event_callback(void *event) { ESP8266WiFiGenericClass::_eventCallback(event); }  // NOLINT
 };
 
+// Auth mode strings indexed by AUTH_* constants (0-4), with UNKNOWN at last index
+// Static asserts verify the SDK constants are contiguous as expected
+static_assert(AUTH_OPEN == 0 && AUTH_WEP == 1 && AUTH_WPA_PSK == 2 && AUTH_WPA2_PSK == 3 && AUTH_WPA_WPA2_PSK == 4,
+              "AUTH_* constants are not contiguous");
+PROGMEM_STRING_TABLE(AuthModeStrings, "OPEN", "WEP", "WPA PSK", "WPA2 PSK", "WPA/WPA2 PSK", "UNKNOWN");
+
 const LogString *get_auth_mode_str(uint8_t mode) {
-  switch (mode) {
-    case AUTH_OPEN:
-      return LOG_STR("OPEN");
-    case AUTH_WEP:
-      return LOG_STR("WEP");
-    case AUTH_WPA_PSK:
-      return LOG_STR("WPA PSK");
-    case AUTH_WPA2_PSK:
-      return LOG_STR("WPA2 PSK");
-    case AUTH_WPA_WPA2_PSK:
-      return LOG_STR("WPA/WPA2 PSK");
-    default:
-      return LOG_STR("UNKNOWN");
-  }
-}
-const LogString *get_op_mode_str(uint8_t mode) {
-  switch (mode) {
-    case WIFI_OFF:
-      return LOG_STR("OFF");
-    case WIFI_STA:
-      return LOG_STR("STA");
-    case WIFI_AP:
-      return LOG_STR("AP");
-    case WIFI_AP_STA:
-      return LOG_STR("AP+STA");
-    default:
-      return LOG_STR("UNKNOWN");
-  }
+  return AuthModeStrings::get_log_str(mode, AuthModeStrings::LAST_INDEX);
 }
 
+// WiFi op mode strings indexed by WIFI_* constants (0-3), with UNKNOWN at last index
+static_assert(WIFI_OFF == 0 && WIFI_STA == 1 && WIFI_AP == 2 && WIFI_AP_STA == 3,
+              "WIFI_* op mode constants are not contiguous");
+PROGMEM_STRING_TABLE(OpModeStrings, "OFF", "STA", "AP", "AP+STA", "UNKNOWN");
+
+const LogString *get_op_mode_str(uint8_t mode) { return OpModeStrings::get_log_str(mode, OpModeStrings::LAST_INDEX); }
+
 const LogString *get_disconnect_reason_str(uint8_t reason) {
   /* If this were one big switch statement, GCC would generate a lookup table for it. However, the values of the
    * REASON_* constants aren't continuous, and GCC will fill in the gap with the default value -- wasting 4 bytes of RAM

esphome/core/application.cpp

@@ -210,7 +210,7 @@ void Application::loop() {
 #ifdef USE_ESP32
       esp_chip_info_t chip_info;
       esp_chip_info(&chip_info);
-      ESP_LOGI(TAG, "ESP32 Chip: %s r%d.%d, %d core(s)", ESPHOME_VARIANT, chip_info.revision / 100,
+      ESP_LOGI(TAG, "ESP32 Chip: %s rev%d.%d, %d core(s)", ESPHOME_VARIANT, chip_info.revision / 100,
                chip_info.revision % 100, chip_info.cores);
 #if defined(USE_ESP32_VARIANT_ESP32) && !defined(USE_ESP32_MIN_CHIP_REVISION_SET)
       // Suggest optimization for chips that don't need the PSRAM cache workaround

esphome/core/progmem.h

@@ -1,5 +1,11 @@
 #pragma once
 
+#include <array>
+#include <cstddef>
+#include <cstdint>
+
+#include "esphome/core/hal.h"  // For PROGMEM definition
+
 // Platform-agnostic macros for PROGMEM string handling
 // On ESP8266/Arduino: Use Arduino's F() macro for PROGMEM strings
 // On other platforms: Use plain strings (no PROGMEM)
@@ -32,3 +38,80 @@ using ProgmemStr = const __FlashStringHelper *;
 // Type for pointers to strings (no PROGMEM on non-ESP8266 platforms)
 using ProgmemStr = const char *;
 #endif
+
+namespace esphome {
+
+/// Helper for C++20 string literal template arguments
+template<size_t N> struct FixedString {
+  char data[N]{};
+  constexpr FixedString(const char (&str)[N]) {
+    for (size_t i = 0; i < N; ++i)
+      data[i] = str[i];
+  }
+  constexpr size_t size() const { return N - 1; }  // exclude null terminator
+};
+
+/// Compile-time string table that packs strings into a single blob with offset lookup.
+/// Use PROGMEM_STRING_TABLE macro to instantiate with proper flash placement on ESP8266.
+///
+/// Example:
+///   PROGMEM_STRING_TABLE(MyStrings, "foo", "bar", "baz");
+///   ProgmemStr str = MyStrings::get_progmem_str(idx, MyStrings::LAST_INDEX);  // For ArduinoJson
+///   const LogString *log_str = MyStrings::get_log_str(idx, MyStrings::LAST_INDEX);  // For logging
+///
+template<FixedString... Strs> struct ProgmemStringTable {
+  static constexpr size_t COUNT = sizeof...(Strs);
+  static constexpr size_t BLOB_SIZE = (0 + ... + (Strs.size() + 1));
+
+  /// Generate packed string blob at compile time
+  static constexpr auto make_blob() {
+    std::array<char, BLOB_SIZE> result{};
+    size_t pos = 0;
+    auto copy = [&](const auto &str) {
+      for (size_t i = 0; i <= str.size(); ++i)
+        result[pos++] = str.data[i];
+    };
+    (copy(Strs), ...);
+    return result;
+  }
+
+  /// Generate offset table at compile time (uint8_t limits blob to 255 bytes)
+  static constexpr auto make_offsets() {
+    static_assert(COUNT > 0, "PROGMEM_STRING_TABLE must contain at least one string");
+    static_assert(COUNT <= 255, "PROGMEM_STRING_TABLE supports at most 255 strings with uint8_t indices");
+    static_assert(BLOB_SIZE <= 255, "PROGMEM_STRING_TABLE blob exceeds 255 bytes; use fewer/shorter strings");
+    std::array<uint8_t, COUNT> result{};
+    size_t pos = 0, idx = 0;
+    ((result[idx++] = static_cast<uint8_t>(pos), pos += Strs.size() + 1), ...);
+    return result;
+  }
+};
+
+// Forward declaration for LogString (defined in log.h)
+struct LogString;
+
+/// Instantiate a ProgmemStringTable with PROGMEM storage.
+/// Creates: Name::get_progmem_str(idx, fallback), Name::get_log_str(idx, fallback)
+/// If idx >= COUNT, returns string at fallback. Use LAST_INDEX for common patterns.
+#define PROGMEM_STRING_TABLE(Name, ...) \
+  struct Name { \
+    using Table = ::esphome::ProgmemStringTable<__VA_ARGS__>; \
+    static constexpr size_t COUNT = Table::COUNT; \
+    static constexpr uint8_t LAST_INDEX = COUNT - 1; \
+    static constexpr size_t BLOB_SIZE = Table::BLOB_SIZE; \
+    static constexpr auto BLOB PROGMEM = Table::make_blob(); \
+    static constexpr auto OFFSETS PROGMEM = Table::make_offsets(); \
+    static const char *get_(uint8_t idx, uint8_t fallback) { \
+      if (idx >= COUNT) \
+        idx = fallback; \
+      return &BLOB[::esphome::progmem_read_byte(&OFFSETS[idx])]; \
+    } \
+    static ::ProgmemStr get_progmem_str(uint8_t idx, uint8_t fallback) { \
+      return reinterpret_cast<::ProgmemStr>(get_(idx, fallback)); \
+    } \
+    static const ::esphome::LogString *get_log_str(uint8_t idx, uint8_t fallback) { \
+      return reinterpret_cast<const ::esphome::LogString *>(get_(idx, fallback)); \
+    } \
+  }
+
+}  // namespace esphome

platformio.ini

@@ -114,7 +114,7 @@ lib_deps =
     ESP8266WiFi                           ; wifi (Arduino built-in)
     Update                                ; ota (Arduino built-in)
     ESP32Async/ESPAsyncTCP@2.0.0          ; async_tcp
-    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.9.6    ; web_server_base
     makuna/NeoPixelBus@2.7.3              ; neopixelbus
     ESP8266HTTPClient                     ; http_request (Arduino built-in)
     ESP8266mDNS                           ; mdns (Arduino built-in)
@@ -202,7 +202,7 @@ lib_deps =
     ${common:arduino.lib_deps}
     ayushsharma82/RPAsyncTCP@1.3.2        ; async_tcp
     bblanchon/ArduinoJson@7.4.2           ; json
-    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.9.6    ; web_server_base
 build_flags =
     ${common:arduino.build_flags}
     -DUSE_RP2040
@@ -218,7 +218,7 @@ framework = arduino
 lib_compat_mode = soft
 lib_deps =
     bblanchon/ArduinoJson@7.4.2           ; json
-    ESP32Async/ESPAsyncWebServer@3.9.5    ; web_server_base
+    ESP32Async/ESPAsyncWebServer@3.9.6    ; web_server_base
     droscy/esp_wireguard@0.4.2            ; wireguard
 build_flags =
     ${common:arduino.build_flags}

tests/components/mipi_spi/test.esp8266-ard.yaml

@@ -0,0 +1,10 @@
+substitutions:
+  dc_pin: GPIO15
+  cs_pin: GPIO5
+  enable_pin: GPIO4
+  reset_pin: GPIO16
+
+packages:
+  spi: !include ../../test_build_components/common/spi/esp8266-ard.yaml
+
+<<: !include common.yaml

tests/components/pmsx003/common.yaml

@@ -8,11 +8,11 @@ sensor:
     pm_10_0:
       name: PM 10.0 Concentration
     pm_1_0_std:
-      name: PM 1.0 Standard Atmospher Concentration
+      name: PM 1.0 Standard Atmospheric Concentration
     pm_2_5_std:
-      name: PM 2.5 Standard Atmospher Concentration
+      name: PM 2.5 Standard Atmospheric Concentration
     pm_10_0_std:
-      name: PM 10.0 Standard Atmospher Concentration
+      name: PM 10.0 Standard Atmospheric Concentration
     pm_0_3um:
       name: Particulate Count >0.3um
     pm_0_5um: