esp-idf-helper
Goal
Provide a repeatable, command-line-first workflow for ESP-IDF development on Linux/WSL: configure → build → flash → monitor → debug/troubleshoot.
Quick start (typical loop)
Method 1: Activate ESP-IDF first (Recommended)
# 1) Source the ESP-IDF environment (once per terminal session)
cd /path/to/esp-idf
. ./export.sh
# 1.1) Enable ccache to speed up compilation (recommended)
export IDF_CCACHE_ENABLE=1
# 2) Go to your project and build
cd /path/to/your/project
idf.py set-target <target> # Set target chip (once per project)
idf.py build # Compile
idf.py -p <PORT> -b <BAUD> flash # Flash to device (optional)
Common commands
idf.py set-target <target>— Set chip target: esp32, esp32s2, esp32s3, esp32c3, esp32p4idf.py menuconfig— Configure project settings (must run in a new terminal window)idf.py build— Build the projectidf.py update-dependencies— Update project component dependenciesidf.py partition-table— Build partition table and print partition entriesidf.py partition-table-flash— Flash partition table to deviceidf.py storage-flash— Flash storage filesystem partitionidf.py size— Show firmware size informationidf.py -p <PORT> -b <BAUD> flash— Flash firmware (default baud: 1152000)idf.py -p <PORT> monitor— Open serial monitoridf.py -p <PORT> -b <BAUD> monitor— Open serial monitor with specific baud (e.g. 1152000)idf.py -p <PORT> -b <BAUD> flash monitor— Flash then monitorbash {baseDir}/scripts/monitor_auto_attach.sh --project <PROJECT_DIR> --idf <IDF_DIR> --port <PORT> --baud <BAUD>— Auto attach serial (usbipd) and retry monitor on open failurebash {baseDir}/scripts/flash_with_progress.sh --project <PROJECT_DIR> --idf <IDF_DIR> --port <PORT> --mode <MODE>— Flash with real-time progress output (supports auto usbipd attach retry, error summary, and second retry)
flash_with_progress 使用示例
# 普通烧录整个固件(带进度)
bash {baseDir}/scripts/flash_with_progress.sh \
--project <PROJECT_DIR> \
--idf <IDF_DIR> \
--port <PORT> \
--mode flash
# 加密烧录 app(带进度)
bash {baseDir}/scripts/flash_with_progress.sh \
--project <PROJECT_DIR> \
--idf <IDF_DIR> \
--port <PORT> \
--mode encrypted-app-flash
# 仅烧录分区表(带进度)
bash {baseDir}/scripts/flash_with_progress.sh \
--project <PROJECT_DIR> \
--idf <IDF_DIR> \
--port <PORT> \
--mode partition-table-flash
# 仅烧录文件系统分区(storage,带进度)
bash {baseDir}/scripts/flash_with_progress.sh \
--project <PROJECT_DIR> \
--idf <IDF_DIR> \
--port <PORT> \
--mode storage-flash
# 指定波特率并关闭自动串口映射重试
bash {baseDir}/scripts/flash_with_progress.sh \
--project <PROJECT_DIR> \
--idf <IDF_DIR> \
--port <PORT> \
--baud 460800 \
--mode flash \
--no-auto-attach
# 串口异常时自动二次重试(默认 retries=2,也可手动指定)
bash {baseDir}/scripts/flash_with_progress.sh \
--project <PROJECT_DIR> \
--idf <IDF_DIR> \
--port <PORT> \
--mode encrypted-app-flash \
--retries 2
idf.py fullclean— Clean build directory
在新窗口打开 monitor(Windows + WSL2)
推荐用脚本方式,避免 PowerShell/cmd 引号和 UNC 路径问题。
在新窗口打开 menuconfig(必须)
menuconfig 是 TUI 交互界面,必须在新窗口打开(不要在非交互后台中运行)。
- 在 WSL 直接运行(你已在独立终端时):
bash {baseDir}/scripts/run_menuconfig.sh \
--project <PROJECT_DIR> \
--idf <IDF_DIR>
- 从 Windows PowerShell 拉起新窗口运行:
Start-Process powershell -ArgumentList '-NoExit','-Command','wsl.exe -d <DISTRO> --cd / -- bash {baseDir}/scripts/run_menuconfig.sh --project <PROJECT_DIR> --idf <IDF_DIR>'
打开串口失败时自动映射并重试
当 idf.py monitor 因串口打开失败(端口不存在/被占用)报错时,可自动执行 usbipd 串口映射脚本并重试一次:
bash {baseDir}/scripts/monitor_auto_attach.sh \
--project <PROJECT_DIR> \
--idf <IDF_DIR> \
--port <PORT> \
--baud <BAUD> \
--keyword "ESP32"
- 在 WSL 创建启动脚本:
cat >/tmp/run_monitor.sh <<'EOF'
#!/usr/bin/env bash
set -e
cd /path/to/your/project
source /path/to/esp-idf/export.sh
exec idf.py -p <PORT> -b 1152000 monitor
EOF
chmod +x /tmp/run_monitor.sh
- 在 Windows PowerShell 新开窗口执行:
Start-Process cmd.exe -WorkingDirectory C:\ -ArgumentList '/k','wsl.exe -d <DISTRO> -- bash /tmp/run_monitor.sh'
说明:
- 使用
cmd.exe -WorkingDirectory C:\可以避免\\wsl.localhost\...UNC 路径导致工作目录掉到C:\Windows。 - 退出 monitor:
Ctrl+]。
Workflow decision tree
- If the user has no project yet → create from example/template; confirm target chip and IDF version.
- If build fails → collect the first error lines; identify missing deps/toolchain/cmake/python packages; confirm IDF env.
- If flash fails → confirm PORT permissions/WSL USB passthrough, baud rate, boot mode, correct chip target.
- If monitor is gibberish → wrong baud (monitor uses app baud), wrong serial adapter settings, or wrong console encoding.
- If boot loop / panic → request panic backtrace; decode with
addr2line(oridf.py monitorbuilt-in) and check partition/sdkconfig. - If
[Errno 11] Could not exclusively lock port <PORT>→ serial port is occupied by another process; force release it with:sudo fuser -k <PORT>
What to ask the user for (minimal)
- Chip target: e.g.
esp32,esp32s2,esp32s3,esp32c3,esp32p4. - ESP-IDF version + how it’s installed/activated (IDF Tools installer vs git clone;
IDF_PATH/ESPIDF_ROOT). - Project path + whether it’s an ESP-IDF project (has
CMakeLists.txt,main/,sdkconfig). - Serial port path: use
<PORT>(e.g./dev/ttyUSB0,/dev/ttyACM*, or WSL mapped/dev/ttyS*). - Exact failing command + the first error block in output.
串口设备获取(Windows + WSL2)
先在 Windows PowerShell 找到串口号,再在 WSL2 里映射 USB 设备。
安装 usbipd-win(Windows,推荐)
在 管理员模式 PowerShell 中执行:
winget install dorssel.usbipd-win
然后查看并映射设备:
# Windows PowerShell:查看 USB 设备与 BUSID
usbipd list
# 将设备挂载到 WSL(每次重新插拔 USB 后都要重新执行)
usbipd attach --wsl --busid=<BUSID>
串口自动映射(推荐)
可直接使用脚本自动选择并挂载串口设备(优先选择 Connected 区域中的 serial 设备,且优先 STATE=Shared):
bash {baseDir}/scripts/usbipd_attach_serial.sh
常用参数:
# 指定 BUSID
bash {baseDir}/scripts/usbipd_attach_serial.sh --busid <BUSID>
# 指定发行版
bash {baseDir}/scripts/usbipd_attach_serial.sh --distro <DISTRO>
# 按关键词筛选设备(如 ESP32 / COMxx / CP210x)
bash {baseDir}/scripts/usbipd_attach_serial.sh --keyword "ESP32"
# 仅预览,不执行
bash {baseDir}/scripts/usbipd_attach_serial.sh --dry-run
说明:
- 每次 USB 设备重新插拔后,
BUSID可能变化,需要重新usbipd list或重新运行自动映射脚本。 - 重新插拔 USB 后,通常都要再执行一次
usbipd attach --wsl --busid=<BUSID>(脚本会自动执行)。 - 在 WSL2 内可用
ls /dev/ttyUSB* /dev/ttyACM* 2>/dev/null确认串口节点。
首次需要手动加载内核模块(WSL 2.3.11+)
在较新的 WSL 版本中,内核采用模块化设计,vhci_hcd(虚拟主机控制器接口)驱动可能不会自动加载。
在 WSL 终端执行:
sudo modprobe vhci_hcd
New Feature: Create ESP-IDF Projects
- Description: Create a new ESP-IDF project or create a project from an example in the ESP Component Registry.
- Usage:
idf.py create-project <project_name> <project_path> idf.py create-project-from-example <example_name> <project_path>
Flash Encryption Support (加密烧录)
直接使用 idf.py 执行加密/非加密应用烧录:
# 加密烧录整个固件 (bootloader + partition table + app)
idf.py -p <PORT> encrypted-flash
# 加密烧录 app 分区
idf.py -p <PORT> encrypted-app-flash
# 非加密烧录 app 分区
idf.py -p <PORT> app-flash
# 非加密烧录整个固件 (bootloader + partition table + app)
idf.py -p <PORT> flash
Bundled resources
references/
references/esp-idf-cli.md— concise command patterns + what to paste back when reporting errors.references/idf-py-help.txt— capturedidf.py --helpoutput for quick lookup/search.
To refresh the help text for your installed ESP-IDF version, run:
scripts/capture_idf_help.sh
assets/
Not used by default.