ESP32-CAN/docs/rust-on-xtensa-installation...

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# Rust on Xtensa Installation for Windows x64
Tested OS: Windows 10 x64
## Prerequisites
- Visual Studio - installed with option Desktop development with C++
- rustup - installed with nightly toolchain - https://rustup.rs/
- Chocolatey - https://chocolatey.org/
## Commands for PowerShell
```
choco install 7zip
rustup toolchain install nightly
mkdir -p ~\.rustup\toolchains\esp
Invoke-WebRequest https://dl.espressif.com/dl/idf-rust/dist/x86_64-pc-windows-msvc/rust-1.53.0-dev-x86_64-pc-windows-msvc.tar.xz -OutFile rust-1.53.0-dev-x86_64-pc-windows-msvc.tar.xz
7z e .\rust-1.53.0-dev-x86_64-pc-windows-msvc.tar.xz
7z x .\rust-1.53.0-dev-x86_64-pc-windows-msvc.tar
pushd rust-1.53.0-dev-x86_64-pc-windows-msvc
cp -Recurse .\rustc\bin ~\.rustup\toolchains\esp\
cp -Recurse .\rustc\lib ~\.rustup\toolchains\esp\
cp -Recurse .\rustc\share ~\.rustup\toolchains\esp\
cp -ErrorAction SilentlyContinue -Recurse .\rust-std-x86_64-pc-windows-msvc\lib\* ~\.rustup\toolchains\esp\lib\
popd
Invoke-WebRequest https://dl.espressif.com/dl/idf-rust/dist/noarch/rust-src-1.53.0-dev.tar.xz -OutFile rust-src-1.53.0-dev.tar.xz
7z e .\rust-src-1.53.0-dev.tar.xz
7z x .\rust-src-1.53.0-dev.tar
pushd rust-src-1.53.0-dev
cp -ErrorAction SilentlyContinue -Recurse .\rust-src\lib\* ~\.rustup\toolchains\esp\lib\
popd
rustup default esp
Invoke-WebRequest https://dl.espressif.com/dl/idf-rust/dist/x86_64-pc-windows-msvc/xtensa-esp32-elf-llvm11_0_0-llvmorg-11-init-21249-g36dbc8b-win64.zip -OutFile xtensa-esp32-elf-llvm11_0_0-llvmorg-11-init-21249-g36dbc8b-win64.zip
7z x xtensa-esp32-elf-llvm11_0_0-llvmorg-11-init-21249-g36dbc8b-win64.zip
$ClangPath=Join-Path -Path (Get-Location) -ChildPath xtensa-esp32-elf-clang\bin
$env:PATH="${ClangPath};$env:PATH"
Invoke-WebRequest https://github.com/espressif/rust-esp32-example/archive/refs/heads/main.zip -OutFile rust-esp32-example.zip
7z x rust-esp32-example.zip
cd rust-esp32-example-main
idf.py build
```