diff --git a/pio-tools/custom_target.py b/pio-tools/custom_target.py index 9623105aa..d1c133bcb 100644 --- a/pio-tools/custom_target.py +++ b/pio-tools/custom_target.py @@ -1,9 +1,11 @@ # Written by Maximilian Gerhardt # 29th December 2020 +# and Christian Baars, Johann Obermeier +# 2023 / 2024 # License: Apache # Expanded from functionality provided by PlatformIO's espressif32 and espressif8266 platforms, credited below. -# This script provides functions to download the filesystem (SPIFFS or LittleFS) from a running ESP32 / ESP8266 -# over the serial bootloader using esptool.py, and mklittlefs / mkspiffs for extracting. +# This script provides functions to download the filesystem (LittleFS) from a running ESP32 / ESP8266 +# over the serial bootloader using esptool.py, and mklittlefs for extracting. # run by either using the VSCode task "Custom" -> "Download Filesystem" # or by doing 'pio run -t downloadfs' (with optional '-e ') from the commandline. # output will be saved, by default, in the "unpacked_fs" of the project. @@ -22,10 +24,6 @@ Import("env") platform = env.PioPlatform() board = env.BoardConfig() mcu = board.get("build.mcu", "esp32") -# Hack for using mklittlefs instead of mkspiffs -> needed since littlefs is not supported with this for ESP32 -if env["PIOPLATFORM"] == "espressif32": - #print("Replace MKSPIFFSTOOL with mklittlefs") - env.Replace( MKSPIFFSTOOL=platform.get_package_dir("tool-mklittlefs") + '/mklittlefs' ) class FSType(Enum): @@ -48,30 +46,22 @@ class FSInfo: class LittleFSInfo(FSInfo): def __init__(self, start, length, page_size, block_size): - if env["PIOPLATFORM"] == "espressif32": - #for ESP32: retrieve and evaluate, e.g. to mkspiffs_espressif32_arduino - self.tool = env.subst(env["MKSPIFFSTOOL"]) - else: - self.tool = env["MKFSTOOL"] # from mkspiffs package + self.tool = env["MKFSTOOL"] self.tool = join(platform.get_package_dir("tool-mklittlefs"), self.tool) super().__init__(FSType.LITTLEFS, start, length, page_size, block_size) def __repr__(self): - return f"FS type {self.fs_type} Start {hex(self.start)} Len {self.length} Page size {self.page_size} Block size {self.block_size} Tool: {self.tool}" + return f"{self.fs_type} Start {hex(self.start)} Len {self.length} Page size {self.page_size} Block size {self.block_size}" def get_extract_cmd(self, input_file, output_dir): - return [self.tool, "-b", str(self.block_size), "-p", str(self.page_size), "--unpack", output_dir, input_file] + return [self.tool, "-b", str(self.block_size), "-s", str(self.length), "-p", str(self.page_size), "--unpack", output_dir, input_file] class SPIFFSInfo(FSInfo): def __init__(self, start, length, page_size, block_size): - if env["PIOPLATFORM"] == "espressif32": - #for ESP32: retrieve and evaluate, e.g. to mkspiffs_espressif32_arduino - self.tool = env.subst(env["MKSPIFFSTOOL"]) - else: - self.tool = env["MKFSTOOL"] # from mkspiffs package - self.tool = join(platform.get_package_dir("tool-mkspiffs"), self.tool) + self.tool = env["MKFSTOOL"] + self.tool = join(platform.get_package_dir("tool-mklittlefs"), self.tool) super().__init__(FSType.SPIFFS, start, length, page_size, block_size) def __repr__(self): - return f"FS type {self.fs_type} Start {hex(self.start)} Len {self.length} Page size {self.page_size} Block size {self.block_size} Tool: {self.tool}" + return f"{self.fs_type} Start {hex(self.start)} Len {self.length} Page size {self.page_size} Block size {self.block_size}" def get_extract_cmd(self, input_file, output_dir): return f'"{self.tool}" -b {self.block_size} -p {self.page_size} --unpack "{output_dir}" "{input_file}"' @@ -169,15 +159,15 @@ def esp8266_get_esptoolpy_reset_flags(resetmethod): ## Script interface functions def parse_partition_table(content): entries = [e for e in content.split(b'\xaaP') if len(e) > 0] - print("Partition data:") + #print("Partition data:") for entry in entries: type = entry[1] if type in [0x82,0x83]: # SPIFFS or LITTLEFS offset = int.from_bytes(entry[2:5], byteorder='little', signed=False) size = int.from_bytes(entry[6:9], byteorder='little', signed=False) - print("type:",hex(type)) - print("address:",hex(offset)) - print("size:",hex(size)) + #print("type:",hex(type)) + #print("address:",hex(offset)) + #print("size:",hex(size)) env["SPIFFS_START"] = offset env["SPIFFS_SIZE"] = size env["SPIFFS_PAGE"] = int("0x100", 16) @@ -203,8 +193,8 @@ def get_partition_table(): fs_file ] esptoolpy_cmd = [env["PYTHONEXE"], esptoolpy] + esptoolpy_flags - print("Executing flash download command to read partition table.") - print(esptoolpy_cmd) + #print("Executing flash download command to read partition table.") + #print(esptoolpy_cmd) try: returncode = subprocess.call(esptoolpy_cmd, shell=False) except subprocess.CalledProcessError as exc: @@ -217,14 +207,14 @@ def get_fs_type_start_and_length(): platform = env["PIOPLATFORM"] if platform == "espressif32": print(f"Retrieving filesystem info for {mcu}.") - print("Partition file: " + str(env.subst("$PARTITIONS_TABLE_CSV"))) + #print("Partition file: " + str(env.subst("$PARTITIONS_TABLE_CSV"))) # esp32_fetch_spiffs_size(env) get_partition_table() return SPIFFSInfo(env["SPIFFS_START"], env["SPIFFS_SIZE"], env["SPIFFS_PAGE"], env["SPIFFS_BLOCK"]) elif platform == "espressif8266": print("Retrieving filesystem info for ESP8266.") - filesystem = board.get("build.filesystem", "spiffs") - if filesystem not in ("spiffs", "littlefs"): + filesystem = board.get("build.filesystem", "littlefs") + if filesystem not in ("littlefs"): print("Unrecognized board_build.filesystem option '" + str(filesystem) + "'.") env.Exit(1) # fetching sizes is the same for all filesystems @@ -233,10 +223,7 @@ def get_fs_type_start_and_length(): print("FS_END: " + hex(env["FS_END"])) print("FS_PAGE: " + hex(env["FS_PAGE"])) print("FS_BLOCK: " + hex(env["FS_BLOCK"])) - if filesystem == "spiffs": - print("Recognized SPIFFS filesystem.") - return SPIFFSInfo(env["FS_START"], env["FS_END"] - env["FS_START"], env["FS_PAGE"], env["FS_BLOCK"]) - elif filesystem == "littlefs": + if filesystem == "littlefs": print("Recognized LittleFS filesystem.") return LittleFSInfo(env["FS_START"], env["FS_END"] - env["FS_START"], env["FS_PAGE"], env["FS_BLOCK"]) else: @@ -264,8 +251,8 @@ def download_fs(fs_info: FSInfo): fs_file ] esptoolpy_cmd = [env["PYTHONEXE"], esptoolpy] + esptoolpy_flags - print("Executing flash download command.") - print(esptoolpy_cmd) + print("Download filesystem image") + #print(esptoolpy_cmd) try: returncode = subprocess.call(esptoolpy_cmd, shell=False) # print("Launched download of filesystem binary.") @@ -291,10 +278,10 @@ def unpack_fs(fs_info: FSInfo, downloaded_file: str): os.makedirs(unpack_dir) cmd = fs_info.get_extract_cmd(downloaded_file, unpack_dir) - print("Executing extraction command: " + str(cmd)) + print("Unpack files from filesystem image") + #print("Extraction command: " + str(cmd)) try: returncode = subprocess.call(cmd, shell=True) - print("Unpacked filesystem.") return (True, unpack_dir) except subprocess.CalledProcessError as exc: print("Unpacking filesystem failed with " + str(exc)) @@ -307,11 +294,8 @@ def display_fs(extracted_dir): print("Extracted " + str(file_count) + " file(s) from filesystem.") def command_download_fs(*args, **kwargs): - #print("Entrypoint") - #print(env.Dump()) get_partition_table() info = get_fs_type_start_and_length() - print("Parsed FS info: " + str(info)) download_ok, downloaded_file = download_fs(info) # print("Download was okay: " + str(download_ok) + ". File at: "+ str(downloaded_file)) # this is wrong unpack_ok, unpacked_dir = unpack_fs(info, downloaded_file) @@ -358,4 +342,3 @@ env.AddCustomTarget( title="Flash factory", description="Flash factory firmware" ) -