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xiaoxiang781216 merged 2 commits into from
Jun 27, 2025
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ci: update toolchain for Espressif #16643

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9a8c752
ci: update ESP32 Xtensa compiler version
fdcavalcanti Jun 26, 2025
1774d77
documentation: update Xtensa ESP32|S2|S3 toolchain version
fdcavalcanti Jun 26, 2025
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27 changes: 10 additions & 17 deletions Documentation/platforms/xtensa/esp32/index.rst
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Expand Up @@ -20,6 +20,7 @@ ESP32 Toolchain
===============

The toolchain used to build ESP32 firmware can be either downloaded or built from the sources.

It is **highly** recommended to use (download or build) the same toolchain version that is being
used by the NuttX CI.

Expand All @@ -33,20 +34,12 @@ check for the current compiler version being used. For instance:
# Build image for tool required by ESP32 builds
###############################################################################
FROM nuttx-toolchain-base AS nuttx-toolchain-esp32
# Download the latest ESP32 GCC toolchain prebuilt by Espressif
RUN mkdir -p xtensa-esp32-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32-elf-gcc --strip-components 1 -xJ

RUN mkdir -p xtensa-esp32s2-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s2-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s2-elf-gcc --strip-components 1 -xJ

RUN mkdir -p xtensa-esp32s3-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s3-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s3-elf-gcc --strip-components 1 -xJ
# Download the latest ESP32, ESP32-S2 and ESP32-S3 GCC toolchain prebuilt by Espressif
RUN mkdir -p xtensa-esp-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-14.2.0_20241119/xtensa-esp-elf-14.2.0_20241119-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp-elf-gcc --strip-components 1 -xJ

For ESP32, the toolchain version is based on GGC 12.2.0 (``xtensa-esp32-elf-12.2.0_20230208``)
For ESP32, the toolchain version is based on GGC 14.2.0 (``xtensa-esp-elf-14.2.0_20241119``)

The prebuilt Toolchain (Recommended)
------------------------------------
Expand All @@ -55,20 +48,20 @@ First, create a directory to hold the toolchain:

.. code-block:: console

$ mkdir -p /path/to/your/toolchain/xtensa-esp32-elf-gcc
$ mkdir -p /path/to/your/toolchain/xtensa-esp-elf-gcc

Download and extract toolchain:

.. code-block:: console

$ curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32-elf-gcc --strip-components 1 -xJ
$ curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-14.2.0_20241119/xtensa-esp-elf-14.2.0_20241119-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp-elf-gcc --strip-components 1 -xJ

Add the toolchain to your `PATH`:

.. code-block:: console

$ echo "export PATH=/path/to/your/toolchain/xtensa-esp32-elf-gcc/bin:$PATH" >> ~/.bashrc
$ echo "export PATH=/path/to/your/toolchain/xtensa-esp-elf-gcc/bin:$PATH" >> ~/.bashrc

You can edit your shell's rc files if you don't use bash.

Expand Down
27 changes: 10 additions & 17 deletions Documentation/platforms/xtensa/esp32s2/index.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ ESP32-S2 Toolchain
==================

The toolchain used to build ESP32-S2 firmware can be either downloaded or built from the sources.

It is **highly** recommended to use (download or build) the same toolchain version that is being
used by the NuttX CI.

Expand All @@ -26,20 +27,12 @@ check for the current compiler version being used. For instance:
# Build image for tool required by ESP32 builds
###############################################################################
FROM nuttx-toolchain-base AS nuttx-toolchain-esp32
# Download the latest ESP32 GCC toolchain prebuilt by Espressif
RUN mkdir -p xtensa-esp32-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32-elf-gcc --strip-components 1 -xJ

RUN mkdir -p xtensa-esp32s2-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s2-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s2-elf-gcc --strip-components 1 -xJ

RUN mkdir -p xtensa-esp32s3-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s3-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s3-elf-gcc --strip-components 1 -xJ
# Download the latest ESP32, ESP32-S2 and ESP32-S3 GCC toolchain prebuilt by Espressif
RUN mkdir -p xtensa-esp-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-14.2.0_20241119/xtensa-esp-elf-14.2.0_20241119-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp-elf-gcc --strip-components 1 -xJ

For ESP32-S2, the toolchain version is based on GGC 12.2.0 (``xtensa-esp32s2-elf-12.2.0_20230208``)
For ESP32-S2, the toolchain version is based on GGC 14.2.0 (``xtensa-esp-elf-14.2.0_20241119``)

The prebuilt Toolchain (Recommended)
------------------------------------
Expand All @@ -48,20 +41,20 @@ First, create a directory to hold the toolchain:

.. code-block:: console

$ mkdir -p /path/to/your/toolchain/xtensa-esp32s2-elf-gcc
$ mkdir -p /path/to/your/toolchain/xtensa-esp-elf-gcc

Download and extract toolchain:

.. code-block:: console

$ curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s2-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s2-elf-gcc --strip-components 1 -xJ
$ curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-14.2.0_20241119/xtensa-esp-elf-14.2.0_20241119-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp-elf-gcc --strip-components 1 -xJ

Add the toolchain to your `PATH`:

.. code-block:: console

$ echo "export PATH=/path/to/your/toolchain/xtensa-esp32s2-elf-gcc/bin:$PATH" >> ~/.bashrc
$ echo "export PATH=/path/to/your/toolchain/xtensa-esp-elf-gcc/bin:$PATH" >> ~/.bashrc

You can edit your shell's rc files if you don't use bash.

Expand Down
27 changes: 10 additions & 17 deletions Documentation/platforms/xtensa/esp32s3/index.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ ESP32-S3 Toolchain
==================

The toolchain used to build ESP32-S3 firmware can be either downloaded or built from the sources.

It is **highly** recommended to use (download or build) the same toolchain version that is being
used by the NuttX CI.

Expand All @@ -33,20 +34,12 @@ check for the current compiler version being used. For instance:
# Build image for tool required by ESP32 builds
###############################################################################
FROM nuttx-toolchain-base AS nuttx-toolchain-esp32
# Download the latest ESP32 GCC toolchain prebuilt by Espressif
RUN mkdir -p xtensa-esp32-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32-elf-gcc --strip-components 1 -xJ

RUN mkdir -p xtensa-esp32s2-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s2-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s2-elf-gcc --strip-components 1 -xJ

RUN mkdir -p xtensa-esp32s3-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s3-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s3-elf-gcc --strip-components 1 -xJ
# Download the latest ESP32, ESP32-S2 and ESP32-S3 GCC toolchain prebuilt by Espressif
RUN mkdir -p xtensa-esp-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-14.2.0_20241119/xtensa-esp-elf-14.2.0_20241119-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp-elf-gcc --strip-components 1 -xJ

For ESP32-S3, the toolchain version is based on GGC 12.2.0 (``xtensa-esp32s3-elf-12.2.0_20230208``)
For ESP32-S3, the toolchain version is based on GGC 14.2.0 (``xtensa-esp-elf-14.2.0_20241119``)

The prebuilt Toolchain (Recommended)
------------------------------------
Expand All @@ -55,20 +48,20 @@ First, create a directory to hold the toolchain:

.. code-block:: console

$ mkdir -p /path/to/your/toolchain/xtensa-esp32s3-elf-gcc
$ mkdir -p /path/to/your/toolchain/xtensa-esp-elf-gcc

Download and extract toolchain:

.. code-block:: console

$ curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s3-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s3-elf-gcc --strip-components 1 -xJ
$ curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-14.2.0_20241119/xtensa-esp-elf-14.2.0_20241119-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp-elf-gcc --strip-components 1 -xJ

Add the toolchain to your `PATH`:

.. code-block:: console

$ echo "export PATH=/path/to/your/toolchain/xtensa-esp32s3-elf-gcc/bin:$PATH" >> ~/.bashrc
$ echo "export PATH=/path/to/your/toolchain/xtensa-esp-elf-gcc/bin:$PATH" >> ~/.bashrc

You can edit your shell's rc files if you don't use bash.

Expand Down
30 changes: 7 additions & 23 deletions tools/ci/docker/linux/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -259,18 +259,10 @@ RUN mkdir -p sparc-gaisler-elf-gcc && \
# Build image for tool required by ESP32 builds
###############################################################################
FROM nuttx-toolchain-base AS nuttx-toolchain-esp32
# Download the latest ESP32 GCC toolchain prebuilt by Espressif
RUN mkdir -p xtensa-esp32-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32-elf-gcc --strip-components 1 -xJ

RUN mkdir -p xtensa-esp32s2-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s2-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s2-elf-gcc --strip-components 1 -xJ

RUN mkdir -p xtensa-esp32s3-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-12.2.0_20230208/xtensa-esp32s3-elf-12.2.0_20230208-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp32s3-elf-gcc --strip-components 1 -xJ
# Download the latest ESP32, ESP32-S2 and ESP32-S3 GCC toolchain prebuilt by Espressif
RUN mkdir -p xtensa-esp-elf-gcc && \
curl -s -L "https://github.com/espressif/crosstool-NG/releases/download/esp-14.2.0_20241119/xtensa-esp-elf-14.2.0_20241119-x86_64-linux-gnu.tar.xz" \
| tar -C xtensa-esp-elf-gcc --strip-components 1 -xJ

RUN echo "ESP Binaries: 2022/01/26"
RUN mkdir -p /tools/blobs && cd /tools/blobs \
Expand Down Expand Up @@ -470,17 +462,9 @@ ENV PATH="/tools/riscv-none-elf-gcc/bin:$PATH"
COPY --from=nuttx-toolchain-sparc /tools/sparc-gaisler-elf-gcc/ sparc-gaisler-elf-gcc/
ENV PATH="/tools/sparc-gaisler-elf-gcc/bin:$PATH"

# ESP32 toolchain
COPY --from=nuttx-toolchain-esp32 /tools/xtensa-esp32-elf-gcc/ xtensa-esp32-elf-gcc/
ENV PATH="/tools/xtensa-esp32-elf-gcc/bin:$PATH"

# ESP32-S2 toolchain
COPY --from=nuttx-toolchain-esp32 /tools/xtensa-esp32s2-elf-gcc/ xtensa-esp32s2-elf-gcc/
ENV PATH="/tools/xtensa-esp32s2-elf-gcc/bin:$PATH"

# ESP32-S3 toolchain
COPY --from=nuttx-toolchain-esp32 /tools/xtensa-esp32s3-elf-gcc/ xtensa-esp32s3-elf-gcc/
ENV PATH="/tools/xtensa-esp32s3-elf-gcc/bin:$PATH"
# ESP32, ESP32-S2, ESP32-S3 toolchain
COPY --from=nuttx-toolchain-esp32 /tools/xtensa-esp-elf-gcc/ xtensa-esp-elf-gcc/
ENV PATH="/tools/xtensa-esp-elf-gcc/bin:$PATH"

RUN mkdir -p /tools/blobs/esp-bins
COPY --from=nuttx-toolchain-esp32 /tools/blobs/* /tools/blobs/esp-bins/
Expand Down