prepare support for P4 rev.300

boards/esp32-p4-evboard.json

@@ -9,6 +9,7 @@
     "f_psram": "200000000L",
     "flash_mode": "qio",
     "mcu": "esp32p4",
+    "chip_variant": "esp32p4_es",
     "variant": "esp32p4"
   },
   "arduino": {
@@ -25,7 +26,7 @@
     "arduino",
     "espidf"
   ],
-  "name": "Espressif ESP32-P4 Function EV Board",
+  "name": "Espressif ESP32-P4 Function EV Board (ES pre rev.300)",
   "upload": {
     "flash_size": "16MB",
     "maximum_ram_size": 512000,

boards/esp32-p4.json

@@ -9,6 +9,7 @@
     "f_psram": "200000000L",
     "flash_mode": "qio",
     "mcu": "esp32p4",
+    "chip_variant": "esp32p4_es",
     "variant": "esp32p4"
   },
   "connectivity": [
@@ -22,7 +23,7 @@
     "arduino",
     "espidf"
   ],
-  "name": "Espressif ESP32-P4 generic",
+  "name": "Espressif ESP32-P4 ES (pre rev.300) generic",
   "upload": {
     "flash_size": "4MB",
     "maximum_ram_size": 327680,

boards/m5stack-tab5-p4.json

@@ -11,6 +11,7 @@
     "f_psram": "200000000L",
     "flash_mode": "qio",
     "mcu": "esp32p4",
+    "chip_variant": "esp32p4_es",
     "variant": "m5stack_tab5"
   },
   "arduino": {
@@ -27,7 +28,7 @@
     "arduino",
     "espidf"
   ],
-  "name": "M5STACK Tab5 esp32-p4 Board",
+  "name": "M5STACK Tab5 esp32-p4 Board (p4 pre rev.300)",
   "upload": {
     "flash_size": "16MB",
     "maximum_ram_size": 512000,

builder/frameworks/arduino.py

@@ -73,7 +73,7 @@ def get_platform_default_threshold(mcu):
         "esp32s2": 32000,    # ESP32-S2
         "esp32s3": 32766,    # ESP32-S3
         "esp32c3": 32000,    # ESP32-C3
-        "esp32c2": 32000,    # ESP32-C2
+        "esp32c2": 31600,    # ESP32-C2
         "esp32c6": 31600,    # ESP32-C6
         "esp32h2": 32000,    # ESP32-H2
         "esp32p4": 32000,    # ESP32-P4
@@ -236,7 +236,7 @@ def get_threshold_info(env, config, current_env_section):
     Returns:
         dict: Information about threshold configuration
     """
-    mcu = env.BoardConfig().get("build.mcu", "esp32")
+    mcu = env.BoardConfig().get("build.mcu", "esp32").lower()
     setting_name = "custom_include_path_length_threshold"
 
     info = {
@@ -285,9 +285,12 @@ def get_threshold_info(env, config, current_env_section):
 
 # Cache class for frequently used paths
 class PathCache:
-    def __init__(self, platform, mcu):
+    def __init__(self, platform, mcu, chip_variant):
         self.platform = platform
         self.mcu = mcu
+        chip_variant = env.BoardConfig().get("build.chip_variant", "").lower()
+        chip_variant = chip_variant if chip_variant else mcu
+        self.chip_variant = chip_variant
         self._framework_dir = None
         self._framework_lib_dir = None
         self._sdk_dir = None
@@ -310,7 +313,7 @@ def framework_lib_dir(self):
     def sdk_dir(self):
         if self._sdk_dir is None:
             self._sdk_dir = fs.to_unix_path(
-                str(Path(self.framework_lib_dir) / self.mcu / "include")
+                str(Path(self.framework_lib_dir) / self.chip_variant / "include")
             )
         return self._sdk_dir
 
@@ -520,9 +523,11 @@ def safe_remove_sdkconfig_files():
 
 # Cached values
 mcu = board.get("build.mcu", "esp32")
+chip_variant = env.BoardConfig().get("build.chip_variant", "").lower()
+chip_variant = chip_variant if chip_variant else mcu
 pioenv = env["PIOENV"]
 project_dir = env.subst("$PROJECT_DIR")
-path_cache = PathCache(platform, mcu)
+path_cache = PathCache(platform, mcu, chip_variant)
 current_env_section = f"env:{pioenv}"
 
 # Board configuration
@@ -921,13 +926,13 @@ def get_frameworks_in_current_env():
     from component_manager import ComponentManager
     component_manager = ComponentManager(env)
     component_manager.handle_component_settings()
-    
+
     # Handle LTO flags if flag_lto is set
     if flag_lto:
         # First remove existing -fno-lto flags, then add LTO flags
         component_manager.remove_no_lto_flags()
         component_manager.add_lto_flags()
-    
+
     silent_action = env.Action(component_manager.restore_pioarduino_build_py)
     # silence scons command output
     silent_action.strfunction = lambda target, source, env: ''

builder/frameworks/component_manager.py

@@ -45,6 +45,8 @@ def __init__(self, env):
         self.board = env.BoardConfig()
         # Extract MCU type from board configuration, defaulting to esp32
         self.mcu = self.board.get("build.mcu", "esp32").lower()
+        chip_variant = self.board.get("build.chip_variant", "").lower()
+        self.chip_variant = chip_variant if chip_variant else self.mcu
         # Get project source directory path
         self.project_src_dir = env.subst("$PROJECT_SRC_DIR")
 
@@ -74,7 +76,7 @@ def arduino_libs_mcu(self):
         """
         if self._arduino_libs_mcu is None:
             ald = self.platform.get_package_dir("framework-arduinoespressif32-libs")
-            self._arduino_libs_mcu = str(Path(ald) / self.mcu) if ald else ""
+            self._arduino_libs_mcu = str(Path(ald) / self.chip_variant) if ald else ""
         return self._arduino_libs_mcu
 
 

builder/frameworks/espidf.py

@@ -77,6 +77,8 @@
 config = env.GetProjectConfig()
 board = env.BoardConfig()
 mcu = board.get("build.mcu", "esp32")
+chip_variant = board.get("build.chip_variant", "").lower()
+chip_variant = chip_variant if chip_variant else mcu
 flash_speed = board.get("build.f_flash", "40000000L")
 flash_frequency = str(flash_speed.replace("000000L", ""))
 flash_mode = board.get("build.flash_mode", "dio")
@@ -180,16 +182,16 @@ def create_silent_action(action_func):
     ARDUINO_FRMWRK_LIB_DIR = str(ARDUINO_FRMWRK_LIB_DIR_PATH)
 
     if mcu == "esp32c2":
-        ARDUINO_FRMWRK_C2_LIB_DIR = str(ARDUINO_FRMWRK_LIB_DIR_PATH / mcu)
+        ARDUINO_FRMWRK_C2_LIB_DIR = str(ARDUINO_FRMWRK_LIB_DIR_PATH / chip_variant)
         if not os.path.exists(ARDUINO_FRMWRK_C2_LIB_DIR):
             _arduino_c2_dir = platform.get_package_dir("framework-arduino-c2-skeleton-lib")
             if not _arduino_c2_dir:
                 sys.stderr.write("Error: Missing framework-arduino-c2-skeleton-lib package\n")
                 env.Exit(1)
             arduino_c2_dir = Path(_arduino_c2_dir)
-            ARDUINO_C2_DIR = str(arduino_c2_dir / mcu)
+            ARDUINO_C2_DIR = str(arduino_c2_dir / chip_variant)
             shutil.copytree(ARDUINO_C2_DIR, ARDUINO_FRMWRK_C2_LIB_DIR, dirs_exist_ok=True)
-    arduino_libs_mcu = str(ARDUINO_FRMWRK_LIB_DIR_PATH / mcu)
+    arduino_libs_mcu = str(ARDUINO_FRMWRK_LIB_DIR_PATH / chip_variant)
 
 BUILD_DIR = env.subst("$BUILD_DIR")
 PROJECT_DIR = env.subst("$PROJECT_DIR")
@@ -337,7 +339,7 @@ def generate_board_specific_config():
                 flash_memory_type, psram_memory_type = parts
             else:
                 flash_memory_type = memory_type
-                
+
         # Add flash mode to sdkconfig
         if flash_mode:
             flash_mode_lower = flash_mode.lower()
@@ -348,7 +350,7 @@ def generate_board_specific_config():
             for mode in flash_modes:
                 if mode != flash_mode_lower:
                     board_config_flags.append(f"# CONFIG_ESPTOOLPY_FLASHMODE_{mode.upper()} is not set")
-        
+
         # Override flash_memory_type if boot mode indicates OPI
         if boot_mode == "opi" or flash_mode in ["dout", "opi"]:
             if not flash_memory_type or flash_memory_type.lower() != "opi":
@@ -2600,9 +2602,9 @@ def _replace_move(src, dst):
         sdkconfig_h_path = str(Path(env_build) / "config" / "sdkconfig.h")
         arduino_libs = str(Path(ARDUINO_FRMWRK_LIB_DIR))
         lib_src = str(Path(env_build) / "esp-idf")
-        lib_dst = str(Path(arduino_libs) / mcu / "lib")
-        ld_dst = str(Path(arduino_libs) / mcu / "ld")
-        mem_var = str(Path(arduino_libs) / mcu / board.get("build.arduino.memory_type", (board.get("build.flash_mode", "dio") + "_qspi")))
+        lib_dst = str(Path(arduino_libs) / chip_variant / "lib")
+        ld_dst = str(Path(arduino_libs) / chip_variant / "ld")
+        mem_var = str(Path(arduino_libs) / chip_variant / board.get("build.arduino.memory_type", (board.get("build.flash_mode", "dio") + "_qspi")))
         # Ensure destinations exist
         for d in (lib_dst, ld_dst, mem_var, str(Path(mem_var) / "include")):
             Path(d).mkdir(parents=True, exist_ok=True)
@@ -2625,9 +2627,9 @@ def _replace_move(src, dst):
             _replace_move(str(Path(lib_dst) / "libesp_lcd.a"), str(Path(mem_var) / "libesp_lcd.a"))
 
         shutil.copyfile(sdkconfig_h_path, str(Path(mem_var) / "include" / "sdkconfig.h"))
-        if not bool(os.path.isfile(str(Path(arduino_libs) / mcu / "sdkconfig.orig"))):
-            shutil.move(str(Path(arduino_libs) / mcu / "sdkconfig"), str(Path(arduino_libs) / mcu / "sdkconfig.orig"))
-        shutil.copyfile(str(Path(env.subst("$PROJECT_DIR")) / ("sdkconfig." + env["PIOENV"])), str(Path(arduino_libs) / mcu / "sdkconfig"))
+        if not bool(os.path.isfile(str(Path(arduino_libs) / chip_variant / "sdkconfig.orig"))):
+            shutil.move(str(Path(arduino_libs) / chip_variant / "sdkconfig"), str(Path(arduino_libs) / chip_variant / "sdkconfig.orig"))
+        shutil.copyfile(str(Path(env.subst("$PROJECT_DIR")) / ("sdkconfig." + env["PIOENV"])), str(Path(arduino_libs) / chip_variant / "sdkconfig"))
         shutil.copyfile(str(Path(env.subst("$PROJECT_DIR")) / ("sdkconfig." + env["PIOENV"])), str(Path(arduino_libs) / "sdkconfig"))
         try:
             os.remove(str(Path(env.subst("$PROJECT_DIR")) / "dependencies.lock"))