Files
platform-espressif32/builder/main.py
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2025-07-03 17:12:25 +02:00

802 lines
25 KiB
Python

# Copyright 2014-present PlatformIO <contact@platformio.org>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import locale
import os
import re
import shlex
import subprocess
import sys
from os.path import isfile, join
from SCons.Script import (
ARGUMENTS,
COMMAND_LINE_TARGETS,
AlwaysBuild,
Builder,
Default,
DefaultEnvironment,
)
from platformio.project.helpers import get_project_dir
from platformio.util import get_serial_ports
# Initialize environment and configuration
env = DefaultEnvironment()
platform = env.PioPlatform()
projectconfig = env.GetProjectConfig()
terminal_cp = locale.getpreferredencoding().lower()
# Framework directory path
FRAMEWORK_DIR = platform.get_package_dir("framework-arduinoespressif32")
def BeforeUpload(target, source, env):
"""
Prepare the environment before uploading firmware.
Handles port detection and special upload configurations.
"""
upload_options = {}
if "BOARD" in env:
upload_options = env.BoardConfig().get("upload", {})
if not env.subst("$UPLOAD_PORT"):
env.AutodetectUploadPort()
before_ports = get_serial_ports()
if upload_options.get("use_1200bps_touch", False):
env.TouchSerialPort("$UPLOAD_PORT", 1200)
if upload_options.get("wait_for_upload_port", False):
env.Replace(UPLOAD_PORT=env.WaitForNewSerialPort(before_ports))
def _get_board_memory_type(env):
"""
Determine the memory type configuration for the board.
Returns the appropriate memory type string based on board configuration.
"""
board_config = env.BoardConfig()
default_type = "%s_%s" % (
board_config.get("build.flash_mode", "dio"),
board_config.get("build.psram_type", "qspi"),
)
return board_config.get(
"build.memory_type",
board_config.get(
"build.%s.memory_type"
% env.subst("$PIOFRAMEWORK").strip().replace(" ", "_"),
default_type,
),
)
def _normalize_frequency(frequency):
"""
Convert frequency value to normalized string format (e.g., "40m").
Removes 'L' suffix and converts to MHz format.
"""
frequency = str(frequency).replace("L", "")
return str(int(int(frequency) / 1000000)) + "m"
def _get_board_f_flash(env):
"""Get the flash frequency for the board."""
frequency = env.subst("$BOARD_F_FLASH")
return _normalize_frequency(frequency)
def _get_board_f_image(env):
"""Get the image frequency for the board, fallback to flash frequency."""
board_config = env.BoardConfig()
if "build.f_image" in board_config:
return _normalize_frequency(board_config.get("build.f_image"))
return _get_board_f_flash(env)
def _get_board_f_boot(env):
"""Get the boot frequency for the board, fallback to flash frequency."""
board_config = env.BoardConfig()
if "build.f_boot" in board_config:
return _normalize_frequency(board_config.get("build.f_boot"))
return _get_board_f_flash(env)
def _get_board_flash_mode(env):
"""
Determine the appropriate flash mode for the board.
Handles special cases for OPI memory types.
"""
if _get_board_memory_type(env) in ("opi_opi", "opi_qspi"):
return "dout"
mode = env.subst("$BOARD_FLASH_MODE")
if mode in ("qio", "qout"):
return "dio"
return mode
def _get_board_boot_mode(env):
"""
Determine the boot mode for the board.
Handles special cases for OPI memory types.
"""
memory_type = env.BoardConfig().get("build.arduino.memory_type", "")
build_boot = env.BoardConfig().get("build.boot", "$BOARD_FLASH_MODE")
if memory_type in ("opi_opi", "opi_qspi"):
build_boot = "opi"
return build_boot
def _parse_size(value):
"""
Parse size values from various formats (int, hex, K/M suffixes).
Returns the size in bytes as an integer.
"""
if isinstance(value, int):
return value
elif value.isdigit():
return int(value)
elif value.startswith("0x"):
return int(value, 16)
elif value[-1].upper() in ("K", "M"):
base = 1024 if value[-1].upper() == "K" else 1024 * 1024
return int(value[:-1]) * base
return value
def _parse_partitions(env):
"""
Parse the partition table CSV file and return partition information.
Also sets the application offset for the environment.
"""
partitions_csv = env.subst("$PARTITIONS_TABLE_CSV")
if not isfile(partitions_csv):
sys.stderr.write(
"Could not find the file %s with partitions table.\n"
% partitions_csv
)
env.Exit(1)
return
result = []
next_offset = 0
app_offset = 0x10000 # Default address for firmware
with open(partitions_csv) as fp:
for line in fp.readlines():
line = line.strip()
if not line or line.startswith("#"):
continue
tokens = [t.strip() for t in line.split(",")]
if len(tokens) < 5:
continue
bound = 0x10000 if tokens[1] in ("0", "app") else 4
calculated_offset = (next_offset + bound - 1) & ~(bound - 1)
partition = {
"name": tokens[0],
"type": tokens[1],
"subtype": tokens[2],
"offset": tokens[3] or calculated_offset,
"size": tokens[4],
"flags": tokens[5] if len(tokens) > 5 else None,
}
result.append(partition)
next_offset = _parse_size(partition["offset"])
if partition["subtype"] == "ota_0":
app_offset = next_offset
next_offset = next_offset + _parse_size(partition["size"])
# Configure application partition offset
env.Replace(ESP32_APP_OFFSET=str(hex(app_offset)))
# Propagate application offset to debug configurations
env["INTEGRATION_EXTRA_DATA"].update(
{"application_offset": str(hex(app_offset))}
)
return result
def _update_max_upload_size(env):
"""
Update the maximum upload size based on partition table configuration.
Prioritizes user-specified partition names.
"""
if not env.get("PARTITIONS_TABLE_CSV"):
return
sizes = {
p["subtype"]: _parse_size(p["size"])
for p in _parse_partitions(env)
if p["type"] in ("0", "app")
}
partitions = {p["name"]: p for p in _parse_partitions(env)}
# User-specified partition name has the highest priority
custom_app_partition_name = board.get("build.app_partition_name", "")
if custom_app_partition_name:
selected_partition = partitions.get(custom_app_partition_name, {})
if selected_partition:
board.update(
"upload.maximum_size", _parse_size(selected_partition["size"])
)
return
else:
print(
"Warning! Selected partition `%s` is not available in the "
"partition table! Default partition will be used!"
% custom_app_partition_name
)
for p in partitions.values():
if p["type"] in ("0", "app") and p["subtype"] in ("ota_0"):
board.update("upload.maximum_size", _parse_size(p["size"]))
break
def _to_unix_slashes(path):
"""Convert Windows-style backslashes to Unix-style forward slashes."""
return path.replace("\\", "/")
def fetch_fs_size(env):
"""
Extract filesystem size and offset information from partition table.
Sets FS_START, FS_SIZE, FS_PAGE, and FS_BLOCK environment variables.
"""
fs = None
for p in _parse_partitions(env):
if p["type"] == "data" and p["subtype"] in (
"spiffs",
"fat",
"littlefs",
):
fs = p
if not fs:
sys.stderr.write(
"Could not find the any filesystem section in the partitions "
"table %s\n" % env.subst("$PARTITIONS_TABLE_CSV")
)
env.Exit(1)
return
env["FS_START"] = _parse_size(fs["offset"])
env["FS_SIZE"] = _parse_size(fs["size"])
env["FS_PAGE"] = int("0x100", 16)
env["FS_BLOCK"] = int("0x1000", 16)
# FFat specific offsets, see:
# https://github.com/lorol/arduino-esp32fatfs-plugin#notes-for-fatfs
if filesystem == "fatfs":
env["FS_START"] += 4096
env["FS_SIZE"] -= 4096
def __fetch_fs_size(target, source, env):
"""Wrapper function for fetch_fs_size to be used as SCons emitter."""
fetch_fs_size(env)
return (target, source)
def check_lib_archive_exists():
"""
Check if lib_archive is set in platformio.ini configuration.
Returns True if found, False otherwise.
"""
for section in projectconfig.sections():
if "lib_archive" in projectconfig.options(section):
return True
return False
# Initialize board configuration and MCU settings
board = env.BoardConfig()
mcu = board.get("build.mcu", "esp32")
toolchain_arch = "xtensa-%s" % mcu
filesystem = board.get("build.filesystem", "littlefs")
# Set toolchain architecture for RISC-V based ESP32 variants
if mcu in ("esp32c2", "esp32c3", "esp32c5", "esp32c6", "esp32h2", "esp32p4"):
toolchain_arch = "riscv32-esp"
# Initialize integration extra data if not present
if "INTEGRATION_EXTRA_DATA" not in env:
env["INTEGRATION_EXTRA_DATA"] = {}
# Configure build tools and environment variables
env.Replace(
__get_board_boot_mode=_get_board_boot_mode,
__get_board_f_flash=_get_board_f_flash,
__get_board_f_image=_get_board_f_image,
__get_board_f_boot=_get_board_f_boot,
__get_board_flash_mode=_get_board_flash_mode,
__get_board_memory_type=_get_board_memory_type,
AR="%s-elf-gcc-ar" % toolchain_arch,
AS="%s-elf-as" % toolchain_arch,
CC="%s-elf-gcc" % toolchain_arch,
CXX="%s-elf-g++" % toolchain_arch,
GDB=join(
platform.get_package_dir(
"tool-riscv32-esp-elf-gdb"
if mcu in (
"esp32c2",
"esp32c3",
"esp32c5",
"esp32c6",
"esp32h2",
"esp32p4",
)
else "tool-xtensa-esp-elf-gdb"
)
or "",
"bin",
"%s-elf-gdb" % toolchain_arch,
),
OBJCOPY=join(platform.get_package_dir("tool-esptoolpy") or "", "esptool.py"),
RANLIB="%s-elf-gcc-ranlib" % toolchain_arch,
SIZETOOL="%s-elf-size" % toolchain_arch,
ARFLAGS=["rc"],
SIZEPROGREGEXP=r"^(?:\.iram0\.text|\.iram0\.vectors|\.dram0\.data|"
r"\.flash\.text|\.flash\.rodata|)\s+([0-9]+).*",
SIZEDATAREGEXP=r"^(?:\.dram0\.data|\.dram0\.bss|\.noinit)\s+([0-9]+).*",
SIZECHECKCMD="$SIZETOOL -A -d $SOURCES",
SIZEPRINTCMD="$SIZETOOL -B -d $SOURCES",
ERASEFLAGS=["--chip", mcu, "--port", '"$UPLOAD_PORT"'],
ERASECMD='"$PYTHONEXE" "$OBJCOPY" $ERASEFLAGS erase-flash',
# mkspiffs package contains two different binaries for IDF and Arduino
MKFSTOOL="mk%s" % filesystem
+ (
(
"_${PIOPLATFORM}_"
+ (
"espidf"
if "espidf" in env.subst("$PIOFRAMEWORK")
else "${PIOFRAMEWORK}"
)
)
if filesystem == "spiffs"
else ""
),
# Legacy `ESP32_SPIFFS_IMAGE_NAME` is used as the second fallback value
# for backward compatibility
ESP32_FS_IMAGE_NAME=env.get(
"ESP32_FS_IMAGE_NAME",
env.get("ESP32_SPIFFS_IMAGE_NAME", filesystem),
),
ESP32_APP_OFFSET=env.get("INTEGRATION_EXTRA_DATA").get(
"application_offset"
),
ARDUINO_LIB_COMPILE_FLAG="Inactive",
PROGSUFFIX=".elf",
)
# Check if lib_archive is set in platformio.ini and set it to False
# if not found. This makes weak defs in framework and libs possible.
if not check_lib_archive_exists():
env_section = "env:" + env["PIOENV"]
projectconfig.set(env_section, "lib_archive", "False")
# Allow user to override via pre:script
if env.get("PROGNAME", "program") == "program":
env.Replace(PROGNAME="firmware")
# Configure build actions and builders
env.Append(
BUILDERS=dict(
ElfToBin=Builder(
action=env.VerboseAction(
" ".join(
[
'"$PYTHONEXE" "$OBJCOPY"',
"--chip",
mcu,
"elf2image",
"--flash-mode",
"${__get_board_flash_mode(__env__)}",
"--flash-freq",
"${__get_board_f_image(__env__)}",
"--flash-size",
board.get("upload.flash_size", "4MB"),
"-o",
"$TARGET",
"$SOURCES",
]
),
"Building $TARGET",
),
suffix=".bin",
),
DataToBin=Builder(
action=env.VerboseAction(
" ".join(
['"$MKFSTOOL"', "-c", "$SOURCES", "-s", "$FS_SIZE"]
+ (
["-p", "$FS_PAGE", "-b", "$FS_BLOCK"]
if filesystem in ("littlefs", "spiffs")
else []
)
+ ["$TARGET"]
),
"Building FS image from '$SOURCES' directory to $TARGET",
),
emitter=__fetch_fs_size,
source_factory=env.Dir,
suffix=".bin",
),
)
)
# Load framework-specific configuration
if not env.get("PIOFRAMEWORK"):
env.SConscript("frameworks/_bare.py", exports="env")
def firmware_metrics(target, source, env):
"""
Custom target to run esp-idf-size with support for command line parameters
Usage: pio run -t metrics -- [esp-idf-size arguments]
"""
if terminal_cp != "utf-8":
print("Firmware metrics can not be shown. Set the terminal codepage to \"utf-8\"")
return
map_file = os.path.join(env.subst("$BUILD_DIR"), env.subst("$PROGNAME") + ".map")
if not os.path.isfile(map_file):
# map file can be in project dir
map_file = os.path.join(get_project_dir(), env.subst("$PROGNAME") + ".map")
if not os.path.isfile(map_file):
print(f"Error: Map file not found: {map_file}")
print("Make sure the project is built first with 'pio run'")
return
try:
import subprocess
import sys
import shlex
cmd = [env.subst("$PYTHONEXE"), "-m", "esp_idf_size", "--ng"]
# Parameters from platformio.ini
extra_args = env.GetProjectOption("custom_esp_idf_size_args", "")
if extra_args:
cmd.extend(shlex.split(extra_args))
# Command Line Parameter, after --
cli_args = []
if "--" in sys.argv:
dash_index = sys.argv.index("--")
if dash_index + 1 < len(sys.argv):
cli_args = sys.argv[dash_index + 1:]
cmd.extend(cli_args)
# Add CLI arguments before the map file
if cli_args:
cmd.extend(cli_args)
# Map-file as last argument
cmd.append(map_file)
# Debug-Info if wanted
if env.GetProjectOption("custom_esp_idf_size_verbose", False):
print(f"Running command: {' '.join(cmd)}")
# Call esp-idf-size
result = subprocess.run(cmd, check=False, capture_output=False)
if result.returncode != 0:
print(f"Warning: esp-idf-size exited with code {result.returncode}")
except ImportError:
print("Error: esp-idf-size module not found.")
print("Install with: pip install esp-idf-size")
except FileNotFoundError:
print("Error: Python executable not found.")
print("Check your Python installation.")
except Exception as e:
print(f"Error: Failed to run firmware metrics: {e}")
print("Make sure esp-idf-size is installed: pip install esp-idf-size")
#
# Target: Build executable and linkable firmware or FS image
#
target_elf = None
if "nobuild" in COMMAND_LINE_TARGETS:
target_elf = join("$BUILD_DIR", "${PROGNAME}.elf")
if set(["uploadfs", "uploadfsota"]) & set(COMMAND_LINE_TARGETS):
fetch_fs_size(env)
target_firm = join("$BUILD_DIR", "${ESP32_FS_IMAGE_NAME}.bin")
else:
target_firm = join("$BUILD_DIR", "${PROGNAME}.bin")
else:
target_elf = env.BuildProgram()
silent_action = env.Action(firmware_metrics)
# Hack to silence scons command output
silent_action.strfunction = lambda target, source, env: ""
env.AddPostAction(target_elf, silent_action)
if set(["buildfs", "uploadfs", "uploadfsota"]) & set(COMMAND_LINE_TARGETS):
target_firm = env.DataToBin(
join("$BUILD_DIR", "${ESP32_FS_IMAGE_NAME}"), "$PROJECT_DATA_DIR"
)
env.NoCache(target_firm)
AlwaysBuild(target_firm)
else:
target_firm = env.ElfToBin(join("$BUILD_DIR", "${PROGNAME}"), target_elf)
env.Depends(target_firm, "checkprogsize")
# Configure platform targets
env.AddPlatformTarget(
"buildfs", target_firm, target_firm, "Build Filesystem Image"
)
AlwaysBuild(env.Alias("nobuild", target_firm))
target_buildprog = env.Alias("buildprog", target_firm, target_firm)
# Update max upload size based on CSV file
if env.get("PIOMAINPROG"):
env.AddPreAction(
"checkprogsize",
env.VerboseAction(
lambda source, target, env: _update_max_upload_size(env),
"Retrieving maximum program size $SOURCES",
),
)
# Target: Print binary size
target_size = env.AddPlatformTarget(
"size",
target_elf,
env.VerboseAction("$SIZEPRINTCMD", "Calculating size $SOURCE"),
"Program Size",
"Calculate program size",
)
# Target: Upload firmware or FS image
upload_protocol = env.subst("$UPLOAD_PROTOCOL")
debug_tools = board.get("debug.tools", {})
upload_actions = []
# Compatibility with old OTA configurations
if upload_protocol != "espota" and re.match(
r"\"?((([0-9]{1,3}\.){3}[0-9]{1,3})|[^\\/]+\.local)\"?$",
env.get("UPLOAD_PORT", ""),
):
upload_protocol = "espota"
sys.stderr.write(
"Warning! We have just detected `upload_port` as IP address or host "
"name of ESP device. `upload_protocol` is switched to `espota`.\n"
"Please specify `upload_protocol = espota` in `platformio.ini` "
"project configuration file.\n"
)
# Configure upload protocol: ESP OTA
if upload_protocol == "espota":
if not env.subst("$UPLOAD_PORT"):
sys.stderr.write(
"Error: Please specify IP address or host name of ESP device "
"using `upload_port` for build environment or use "
"global `--upload-port` option.\n"
"See https://docs.platformio.org/page/platforms/"
"espressif32.html#over-the-air-ota-update\n"
)
env.Replace(
UPLOADER=join(FRAMEWORK_DIR, "tools", "espota.py"),
UPLOADERFLAGS=["--debug", "--progress", "-i", "$UPLOAD_PORT"],
UPLOADCMD='"$PYTHONEXE" "$UPLOADER" $UPLOADERFLAGS -f $SOURCE',
)
if set(["uploadfs", "uploadfsota"]) & set(COMMAND_LINE_TARGETS):
env.Append(UPLOADERFLAGS=["--spiffs"])
upload_actions = [env.VerboseAction("$UPLOADCMD", "Uploading $SOURCE")]
# Configure upload protocol: esptool
elif upload_protocol == "esptool":
env.Replace(
UPLOADER=join(
platform.get_package_dir("tool-esptoolpy") or "", "esptool.py"
),
UPLOADERFLAGS=[
"--chip",
mcu,
"--port",
'"$UPLOAD_PORT"',
"--baud",
"$UPLOAD_SPEED",
"--before",
board.get("upload.before_reset", "default-reset"),
"--after",
board.get("upload.after_reset", "hard-reset"),
"write-flash",
"-z",
"--flash-mode",
"${__get_board_flash_mode(__env__)}",
"--flash-freq",
"${__get_board_f_image(__env__)}",
"--flash-size",
"detect",
],
UPLOADCMD='"$PYTHONEXE" "$UPLOADER" $UPLOADERFLAGS '
"$ESP32_APP_OFFSET $SOURCE",
)
for image in env.get("FLASH_EXTRA_IMAGES", []):
env.Append(UPLOADERFLAGS=[image[0], env.subst(image[1])])
if "uploadfs" in COMMAND_LINE_TARGETS:
env.Replace(
UPLOADERFLAGS=[
"--chip",
mcu,
"--port",
'"$UPLOAD_PORT"',
"--baud",
"$UPLOAD_SPEED",
"--before",
board.get("upload.before_reset", "default-reset"),
"--after",
board.get("upload.after_reset", "hard-reset"),
"write-flash",
"-z",
"--flash-mode",
"${__get_board_flash_mode(__env__)}",
"--flash-freq",
"${__get_board_f_image(__env__)}",
"--flash-size",
"detect",
"$FS_START",
],
UPLOADCMD='"$PYTHONEXE" "$UPLOADER" $UPLOADERFLAGS $SOURCE',
)
upload_actions = [
env.VerboseAction(BeforeUpload, "Looking for upload port..."),
env.VerboseAction("$UPLOADCMD", "Uploading $SOURCE"),
]
# Configure upload protocol: DFU
elif upload_protocol == "dfu":
hwids = board.get("build.hwids", [["0x2341", "0x0070"]])
vid = hwids[0][0]
pid = hwids[0][1]
upload_actions = [env.VerboseAction("$UPLOADCMD", "Uploading $SOURCE")]
env.Replace(
UPLOADER=join(
platform.get_package_dir("tool-dfuutil-arduino") or "", "dfu-util"
),
UPLOADERFLAGS=[
"-d",
",".join(["%s:%s" % (hwid[0], hwid[1]) for hwid in hwids]),
"-Q",
"-D",
],
UPLOADCMD='"$UPLOADER" $UPLOADERFLAGS "$SOURCE"',
)
# Configure upload protocol: Debug tools (OpenOCD)
elif upload_protocol in debug_tools:
_parse_partitions(env)
openocd_args = ["-d%d" % (2 if int(ARGUMENTS.get("PIOVERBOSE", 0)) else 1)]
openocd_args.extend(
debug_tools.get(upload_protocol).get("server").get("arguments", [])
)
openocd_args.extend(
[
"-c",
"adapter speed %s" % env.GetProjectOption("debug_speed", "5000"),
"-c",
"program_esp {{$SOURCE}} %s verify"
% (
"$FS_START"
if "uploadfs" in COMMAND_LINE_TARGETS
else env.get("INTEGRATION_EXTRA_DATA").get("application_offset")
),
]
)
if "uploadfs" not in COMMAND_LINE_TARGETS:
for image in env.get("FLASH_EXTRA_IMAGES", []):
openocd_args.extend(
[
"-c",
"program_esp {{%s}} %s verify"
% (_to_unix_slashes(image[1]), image[0]),
]
)
openocd_args.extend(["-c", "reset run; shutdown"])
openocd_args = [
f.replace(
"$PACKAGE_DIR",
_to_unix_slashes(
platform.get_package_dir("tool-openocd-esp32") or ""
),
)
for f in openocd_args
]
env.Replace(
UPLOADER="openocd",
UPLOADERFLAGS=openocd_args,
UPLOADCMD="$UPLOADER $UPLOADERFLAGS",
)
upload_actions = [env.VerboseAction("$UPLOADCMD", "Uploading $SOURCE")]
# Configure upload protocol: Custom
elif upload_protocol == "custom":
upload_actions = [env.VerboseAction("$UPLOADCMD", "Uploading $SOURCE")]
else:
sys.stderr.write("Warning! Unknown upload protocol %s\n" % upload_protocol)
# Register upload targets
env.AddPlatformTarget("upload", target_firm, upload_actions, "Upload")
env.AddPlatformTarget(
"uploadfs", target_firm, upload_actions, "Upload Filesystem Image"
)
env.AddPlatformTarget(
"uploadfsota",
target_firm,
upload_actions,
"Upload Filesystem Image OTA",
)
# Target: Erase Flash and Upload
env.AddPlatformTarget(
"erase_upload",
target_firm,
[
env.VerboseAction(BeforeUpload, "Looking for upload port..."),
env.VerboseAction("$ERASECMD", "Erasing..."),
env.VerboseAction("$UPLOADCMD", "Uploading $SOURCE"),
],
"Erase Flash and Upload",
)
# Target: Erase Flash
env.AddPlatformTarget(
"erase",
None,
[
env.VerboseAction(BeforeUpload, "Looking for upload port..."),
env.VerboseAction("$ERASECMD", "Erasing..."),
],
"Erase Flash",
)
# Register Custom Target for firmware metrics
env.AddCustomTarget(
name="metrics",
dependencies="$BUILD_DIR/${PROGNAME}.elf",
actions=firmware_metrics,
title="Firmware Size Metrics",
description="Analyze firmware size using esp-idf-size "
"(supports CLI args after --)",
always_build=True,
)
# Additional Target without Build-Dependency when already compiled
env.AddCustomTarget(
name="metrics-only",
dependencies=None,
actions=firmware_metrics,
title="Firmware Size Metrics (No Build)",
description="Analyze firmware size without building first",
always_build=True,
)
# Override memory inspection behavior
env.SConscript("sizedata.py", exports="env")
# Set default targets
Default([target_buildprog, target_size])