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BruhGregBruhGreg
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‎.gitignore

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.DS_Store

‎flutter-rpi-v2/compile-flutter-engine.sh

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./flutter/tools/gn \
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--target-sysroot /src/sysroot \
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--target-toolchain /src/cross_armhf_clang_11.0.0-rc2 \
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--target-triple arm-linux-gnueabihf \
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--linux-cpu arm \
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--runtime-mode debug \
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--embedder-for-target \
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--no-lto \
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--target-os linux \
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--arm-float-abi hard

‎flutter-rpi-v2/install-cross-llvm.sh

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# Home dir - /root
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LLVM_SRC="/src/llvm-project-llvmorg-11.0.0-rc2/"
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BINUTILS_SRC="/src/binutils-2.35/"
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LLVM_SRC_BUILD="/root/llvm_build"
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LLVM_LIBCXXABI_BUILD="/root/llvm_libcxxabi_build"
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LLVM_LIBCXX_BUILD="/root/llvm_libcxx_build"
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INSTALL_PATH="/usr/local/cross_armhf_clang_11.0.0-rc2"
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rm -rf $LLVM_SRC_BUILD \
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&& rm -rf $LLVM_LIBCXX_BUILD \
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&& rm -rf $LLVM_LIBCXXABI_BUILD \
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&& mkdir $LLVM_SRC_BUILD && cd $LLVM_SRC_BUILD && cmake -DLLVM_ENABLE_PROJECTS=clang -G Ninja -DCMAKE_BUILD_TYPE=Release -DLLVM_BUILD_DOCS=OFF -DCMAKE_INSTALL_PREFIX=$INSTALL_PATH -DCMAKE_CROSSCOMPILING=True -DLLVM_DEFAULT_TARGET_TRIPLE=arm-linux-gnueabihf -DLLVM_TARGET_ARCH=ARM -DLLVM_TARGETS_TO_BUILD=ARM $LLVM_SRC/llvm \
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&& ninja \
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&& ninja install \
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&& cp -R $BINUTILS_SRC /root/ && cd /root/binutils-2.35/ \
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&& ./configure --prefix=$INSTALL_PATH --enable-gold --enable-ld --target=arm-linux-gnueabihf \
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&& make \
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&& make install \
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&& mkdir $LLVM_LIBCXXABI_BUILD && cd $LLVM_LIBCXXABI_BUILD \
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&& cmake -G Ninja \
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-DCMAKE_INSTALL_PREFIX=$INSTALL_PATH \
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-DCMAKE_C_COMPILER=$INSTALL_PATH/bin/clang \
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-DCMAKE_CXX_COMPILER=$INSTALL_PATH/bin/clang++ \
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-DCMAKE_CROSSCOMPILING=True \
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-DLIBCXX_ENABLE_SHARED=FALSE \
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-DCMAKE_BUILD_TYPE=Release \
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-DCMAKE_SYSTEM_NAME=Linux \
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-DCMAKE_SYSTEM_PROCESSOR=ARM \
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-DLLVM_TARGETS_TO_BUILD=ARM \
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-DLIBCXXABI_ENABLE_EXCEPTIONS=False \
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$LLVM_SRC/libcxxabi \
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&& ninja \
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&& ninja install \
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&& mkdir $LLVM_LIBCXX_BUILD && cd $LLVM_LIBCXX_BUILD \
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&& cmake -G Ninja \
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-DCMAKE_INSTALL_PREFIX=$INSTALL_PATH \
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-DCMAKE_C_COMPILER=$INSTALL_PATH/bin/clang \
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-DCMAKE_CXX_COMPILER=$INSTALL_PATH/bin/clang++ \
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-DCMAKE_CROSSCOMPILING=True \
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-DLIBCXX_ENABLE_SHARED=False \
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-DCMAKE_BUILD_TYPE=Release \
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-DCMAKE_SYSTEM_NAME=Linux \
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-DCMAKE_SYSTEM_PROCESSOR=ARM \
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-DLLVM_TARGETS_TO_BUILD=ARM \
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-DLIBCXX_ENABLE_EXCEPTIONS=False \
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-DLIBCXX_ENABLE_RTTI=False \
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-DLIBCXX_CXX_ABI=libcxxabi \
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-DLIBCXX_CXX_ABI_INCLUDE_PATHS=$LLVM_SRC/libcxxabi/include \
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-DLIBCXX_CXX_ABI_LIBRARY_PATH=$INSTALL_PATH/lib \
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-DLIBCXX_ENABLE_STATIC_ABI_LIBRARY=True \
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$LLVM_SRC/libcxx \
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&& ninja \
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&& ninja install

‎flutter-rpi-v2/podman-rpi-flutter-engine.sh

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#!/usr/bin/env bash
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# HOW TO START:
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# TMPDIR=/PATH_TO_TMP_DIR buildah unshare ./podman-rpi-flutter-engine.sh
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set -e
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container=$(buildah from ubuntu:bionic)
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buildah run ${container} sh <<EOM
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export DEBIAN_FRONTEND=noninteractive \
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&& export TZ=Asia/Yekaterinburg \
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&& ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
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&& echo $TZ > /etc/timezone \
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&& export TERM=dumb \
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&& apt-get update \
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&& apt-get install -yq --no-install-recommends \
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lsb-core lsb-release sudo nano vim wget \
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dialog qemu-user-static \
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bison cdbs curl devscripts \
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dpkg-dev elfutils fakeroot \
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flex g++ git-core git-svn \
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gperf libasound2 libasound2-dev libatk1.0-0 \
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libbrlapi-dev libbrlapi0.6 libbz2-dev libc6 \
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libcairo2 libcairo2-dev libcap-dev libcap2 \
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libcups2 libcups2-dev libcurl4-gnutls-dev \
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libdrm-dev libelf-dev libexif-dev libexif12 \
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libexpat1 libfontconfig1 libfreetype6 libgbm-dev \
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libgconf2-dev libgl1-mesa-dev libgles2-mesa-dev \
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libglib2.0-0 libglib2.0-dev libglu1-mesa-dev \
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libgnome-keyring-dev libgnome-keyring0 libgtk2.0-0 \
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libgtk2.0-dev libjpeg-dev libkrb5-dev libnspr4 \
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libnspr4-dev libnss3 libnss3-dev libpam0g libpam0g-dev \
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libpango1.0-0 libpci-dev libpci3 libpcre3 libpixman-1-0 \
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libpng16-16 libpulse-dev libsctp-dev libspeechd-dev \
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libspeechd2 libsqlite3-0 libsqlite3-dev libssl-dev \
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libstdc++6 libudev-dev libudev1 libwww-perl libx11-6 \
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libxau6 libxcb1 libxcomposite1 libxcursor1 libxdamage1 \
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libxdmcp6 libxext6 libxfixes3 libxi6 libxinerama1 libxrandr2 \
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libxrender1 libxslt1-dev libxss-dev libxt-dev libxtst-dev \
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libxtst6 mesa-common-dev patch perl pkg-config python \
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python-cherrypy3 python-crypto python-dev python-numpy \
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python-opencv python-openssl python-psutil python-yaml \
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rpm ruby subversion wdiff zip zlib1g \
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build-essential cmake git python3-dev libncurses5-dev libxml2-dev \
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libedit-dev swig doxygen graphviz xz-utils ninja-build ssh \
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openjdk-8-jre openjdk-8-jdk \
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libgtk-3-dev \
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&& sudo update-java-alternatives -s java-1.8.0-openjdk-amd64 \
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&& apt-get install -yq --no-install-recommends ant \
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&& mkdir "/src"
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EOM
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mntPoint=$(buildah mount ${container})
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echo "mounted container"
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cp -R $PWD/src/engine ${mntPoint}/src/
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cp -R $PWD/src/sysroot ${mntPoint}/src/
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cp -R $PWD/src/cross_armhf_clang_11.0.0-rc2 ${mntPoint}/src/
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cp -R $PWD/compile-flutter-engine.sh ${mntPoint}/src/engine/src
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echo "compile engine"
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buildah run ${container} sh <<EOM
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set -eux; \
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cd /src/engine/src/build \
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&& sudo ./install-build-deps-android.sh --no-arm \
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&& cd /src/engine/src/flutter/build \
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&& sudo ./install-build-deps-linux-desktop.sh \
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&& export PKG_CONFIG_PATH=/src/sysroot/usr/lib/arm-linux-gnueabihf/pkgconfig/:/src/sysroot/usr/share/pkgconfig/ \
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&& cd /src/engine/src \
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&& ./compile-flutter-engine.sh \
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&& cd out/ \
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&& find . -mindepth 1 -maxdepth 1 -type d | xargs -n 1 sh -c 'ninja -C linux_debug_arm || exit 255' \
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&& cd linux_debug_arm/ \
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&& ls -la \
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&& cp flutter_embedder.h libflutter_engine.so icudtl.dat $PWD/compile-flutter-engine.sh
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EOM
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cp ${mntPoint}/src/engine/src/out/linux_debug_arm/flutter_embedder.h $PWD/src
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cp ${mntPoint}/src/engine/src/out/linux_debug_arm/libflutter_engine.so $PWD/src
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cp ${mntPoint}/src/engine/src/out/linux_debug_arm/icudtl.dat $PWD/src
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buildah unmount ${container}
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buildah rm ${container}
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# && ./install-build-deps.sh --no-arm \
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# - packages installed above or need to automatic NO for question about install debug symbols
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# buildah commit ${container} flutter-ubuntu-dev
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#
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#podman run --rm --mount type=bind,src=/$PWD/src,target=/src localhost/flutter-ubuntu-dev <<EOM
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# export PKG_CONFIG_PATH=/src/sysroot/usr/lib/arm-linux-gnueabihf/pkgconfig/:/src/sysroot/usr/share/pkgconfig/ \
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# && cd /src/engine/src \
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# && ./compile-flutter-engine.sh \
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# && cd out/ \
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# && find . -mindepth 1 -maxdepth 1 -type d | xargs -n 1 sh -c 'ninja -C $0 || exit 255' \
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# && cp flutter_embedder.h libflutter_engine.so icudtl.dat /src/
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#EOM

‎flutter-rpi-v2/podman-rpi-llvm.sh

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#!/usr/bin/env bash
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# HOW TO START:
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# buildah unshare ./podman-rpi-llvm.sh
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#
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# https://solarianprogrammer.com/2019/05/04/clang-cross-compiler-for-raspberry-pi/
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set -e
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wget https://ftp.gnu.org/gnu/binutils/binutils-2.35.tar.gz
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tar -zxf binutils-2.35.tar.gz
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rm binutils-2.35.tar.gz
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mv binutils-2.35 $PWD/src/
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wget https://github.com/llvm/llvm-project/archive/llvmorg-11.0.0-rc2.tar.gz
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tar -zxf llvmorg-11.0.0-rc2.tar.gz
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rm llvmorg-11.0.0-rc2.tar.gz
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mv llvm-project-llvmorg-11.0.0-rc2 $PWD/src/
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container=$(buildah from debian:stretch-slim)
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buildah run ${container} sh <<EOM
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export DEBIAN_FRONTEND=noninteractive \
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&& export TZ=Asia/Yekaterinburg \
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&& ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
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&& echo $TZ > /etc/timezone \
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&& export TERM=dumb \
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&& apt-get update \
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&& apt-get install -yq --no-install-recommends \
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dialog qemu-user-static \
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flex bison texinfo \
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build-essential cmake git python3-dev libncurses5-dev libxml2-dev \
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vim libedit-dev swig doxygen graphviz xz-utils ninja-build ssh \
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&& dpkg --add-architecture armhf \
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&& apt-get update \
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&& apt-get install -yq --no-install-recommends crossbuild-essential-armhf libpython3-dev:armhf \
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libncurses5-dev:armhf libxml2-dev:armhf libedit-dev:armhf \
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&& rm -rf /var/lib/apt/lists/* \
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&& mkdir "/src"
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EOM
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mntPoint=$(buildah mount ${container})
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echo "container mounted"
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cp -R $PWD/src/binutils-2.35 ${mntPoint}/src/
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cp -R $PWD/src/llvm-project-llvmorg-11.0.0-rc2 ${mntPoint}/src/
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cp $PWD/install-cross-llvm.sh ${mntPoint}/root
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echo "start compilation"
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buildah run ${container} sh <<EOM
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set -eux; \
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cd /root && ./install-cross-llvm.sh \
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&& cp /src/llvm-project-llvmorg-11.0.0-rc2/libcxxabi/include/cxxabi.h /usr/local/cross_armhf_clang_11.0.0-rc2/include/c++/v1/ \
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&& cp /src/llvm-project-llvmorg-11.0.0-rc2/libcxxabi/include/__cxxabi_config.h /usr/local/cross_armhf_clang_11.0.0-rc2/include/c++/v1/
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EOM
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cp -R ${mntPoint}/usr/local/cross_armhf_clang_11.0.0-rc2 $PWD/src
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buildah unmount ${container}
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rm -rf .$PWD/src/binutils-2.35
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rm -rf .$PWD/src/llvm-project-llvmorg-11.0.0-rc2
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buildah rm ${container}

‎flutter-rpi-v2/rpi-sysroot-config.txt

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# https://github.com/ardera/flutter-pi/tree/master
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# I use raspberry Raspberry Pi OS (32-bit) with desktop
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wget https://downloads.raspberrypi.org/raspios_armhf_latest
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and install on rpi
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>>>>>>>>>>>>>>>>>>>>>>>>
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ON RASPBERRY PI 4
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raspi-config -> Boot Options -> Desktop / CLI
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- select Console (Autologin)
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raspi-config -> Advanced Options -> GL Driver
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- select GL Fake-KMS
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raspi-config -> Advanced Options -> Memory Split
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- set 16MB
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sudo usermod -a -G render pi
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sudo apt install libgl1-mesa-dev libgles2-mesa-dev libegl-mesa0 libdrm-dev libgbm-dev
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sudo apt install x11proto-dev
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sudo apt install ttf-mscorefonts-installer fontconfig
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sudo fc-cache
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sudo apt-get install gpiod libgpiod-dev libsystemd-dev libinput-dev libudev-dev
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>>>>>>>>>>>>>>>>>>>>>>>>
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ON HOST
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rsync -a --info=progress2 pi@RASPBERRY:/usr
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rsync -a --info=progress2 pi@RASPBERRY:/lib $PWD/src/sysroot/
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rsync -a --info=progress2 pi@RASPBERRY:/usr/include $PWD/src/sysroot/usr/
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rsync -a --info=progress2 pi@RASPBERRY:/usr/lib $PWD/src/sysroot/usr/
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rsync -a --info=progress2 pi@RASPBERRY:/usr/share $PWD/src/sysroot/usr/
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rsync -a --info=progress2 pi@RASPBERRY:/opt/vc $PWD/src/sysroot/opt/
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wget https://raw.githubusercontent.com/riscv/riscv-poky/master/scripts/sysroot-relativelinks.py
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sudo chmod +x sysroot-relativelinks.py
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./sysroot-relativelinks.py src/sysroot

‎flutter-rpi-v3/install-cross-llvm.sh

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# Home dir - /root
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LLVM_SRC="/sdk/llvm-project-llvmorg-11.0.0-rc2/"
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BINUTILS_SRC="/sdk/binutils-2.35/"
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LLVM_SRC_BUILD="/root/llvm_build"
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LLVM_LIBCXXABI_BUILD="/root/llvm_libcxxabi_build"
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LLVM_LIBCXX_BUILD="/root/llvm_libcxx_build"
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INSTALL_PATH="/usr/local/cross_armhf_clang_11.0.0-rc2"
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rm -rf $LLVM_SRC_BUILD \
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&& rm -rf $LLVM_LIBCXX_BUILD \
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&& rm -rf $LLVM_LIBCXXABI_BUILD \
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&& mkdir $LLVM_SRC_BUILD && cd $LLVM_SRC_BUILD && cmake -DLLVM_ENABLE_PROJECTS=clang -G Ninja -DCMAKE_BUILD_TYPE=Release -DLLVM_BUILD_DOCS=OFF -DCMAKE_INSTALL_PREFIX=$INSTALL_PATH -DCMAKE_CROSSCOMPILING=True -DLLVM_DEFAULT_TARGET_TRIPLE=arm-linux-gnueabihf -DLLVM_TARGET_ARCH=ARM -DLLVM_TARGETS_TO_BUILD=ARM $LLVM_SRC/llvm \
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&& ninja \
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&& ninja install \
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&& cp -R $BINUTILS_SRC /root/ && cd /root/binutils-2.35/ \
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&& ./configure --prefix=$INSTALL_PATH --enable-gold --enable-ld --target=arm-linux-gnueabihf \
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&& make \
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&& make install \
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&& mkdir $LLVM_LIBCXXABI_BUILD && cd $LLVM_LIBCXXABI_BUILD \
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&& cmake -G Ninja \
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-DCMAKE_INSTALL_PREFIX=$INSTALL_PATH \
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-DCMAKE_C_COMPILER=$INSTALL_PATH/bin/clang \
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-DCMAKE_CXX_COMPILER=$INSTALL_PATH/bin/clang++ \
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-DCMAKE_CROSSCOMPILING=True \
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-DLIBCXX_ENABLE_SHARED=FALSE \
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-DCMAKE_BUILD_TYPE=Release \
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-DCMAKE_SYSTEM_NAME=Linux \
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-DCMAKE_SYSTEM_PROCESSOR=ARM \
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-DLLVM_TARGETS_TO_BUILD=ARM \
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-DLIBCXXABI_ENABLE_EXCEPTIONS=False \
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$LLVM_SRC/libcxxabi \
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&& ninja \
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&& ninja install \
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&& mkdir $LLVM_LIBCXX_BUILD && cd $LLVM_LIBCXX_BUILD \
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&& cmake -G Ninja \
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-DCMAKE_INSTALL_PREFIX=$INSTALL_PATH \
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-DCMAKE_C_COMPILER=$INSTALL_PATH/bin/clang \
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-DCMAKE_CXX_COMPILER=$INSTALL_PATH/bin/clang++ \
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-DCMAKE_CROSSCOMPILING=True \
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-DLIBCXX_ENABLE_SHARED=False \
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-DCMAKE_BUILD_TYPE=Release \
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-DCMAKE_SYSTEM_NAME=Linux \
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-DCMAKE_SYSTEM_PROCESSOR=ARM \
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-DLLVM_TARGETS_TO_BUILD=ARM \
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-DLIBCXX_ENABLE_EXCEPTIONS=False \
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-DLIBCXX_ENABLE_RTTI=False \
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-DLIBCXX_CXX_ABI=libcxxabi \
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-DLIBCXX_CXX_ABI_INCLUDE_PATHS=$LLVM_SRC/libcxxabi/include \
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-DLIBCXX_CXX_ABI_LIBRARY_PATH=$INSTALL_PATH/lib \
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-DLIBCXX_ENABLE_STATIC_ABI_LIBRARY=True \
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$LLVM_SRC/libcxx \
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&& ninja \
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&& ninja install

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