58 lines
1.9 KiB
Nix
58 lines
1.9 KiB
Nix
{
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pkgs ? import <nixpkgs> { },
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}:
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let
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host-triple = "x86_64-unknown-linux-gnu";
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gcc-arch = "xtensa-esp-elf";
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gcc-release = "16.1.0_20260609";
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toolchain-pkg = pkgs.stdenv.mkDerivation rec {
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pname = "esp32-xtensa-rust-toolchain";
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version = "1.97.0.0";
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srcs = [
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(pkgs.fetchurl {
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url = "https://github.com/esp-rs/rust-build/releases/download/v${version}/rust-${version}-${host-triple}.tar.xz";
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hash = "sha256-qZv+5pIh6f9thjiPaBHuaIzUBeagQAo80XhOjUY+nZk=";
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})
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(pkgs.fetchurl {
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url =
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let
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gcc-file = "${gcc-arch}-${gcc-release}-x86_64-linux-gnu.tar.xz";
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in
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"https://github.com/espressif/crosstool-NG/releases/download/esp-${gcc-release}/${gcc-file}";
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hash = "sha256-9wh1Lrs1yrIfGEsldBFO0Rh2GdsO24pLqRPAbKL6Z14=";
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})
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(pkgs.fetchurl {
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url = "https://github.com/esp-rs/rust-build/releases/download/v${version}/rust-src-${version}.tar.xz";
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hash = "sha256-Vo1oi5+PMy7E0EZXVE+tI+mc4R6ebPWDWXnmiijGi3M=";
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})
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# TODO maybe I need clang but so far it works without https://github.com/esp-rs/espup/blob/main/src/toolchain/llvm.rs
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];
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sourceRoot = ".";
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nativeBuildInputs = [ pkgs.autoPatchelfHook ];
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buildInputs = [
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pkgs.zlib
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pkgs.stdenv.cc.cc.lib
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];
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installPhase = ''
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runHook preInstall
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patchShebangs --build rust-nightly-x86_64-unknown-linux-gnu/install.sh rust-src-nightly/install.sh
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rust-nightly-x86_64-unknown-linux-gnu/install.sh --destdir="$out" --prefix="" --without=rust-docs-json-preview,rust-docs --disable-ldconfig
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rust-src-nightly/install.sh --destdir="$out" --prefix="" --disable-ldconfig
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cp -pr --reflink=auto -- xtensa-esp-elf "$out";
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# ensure linker is in PATH
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ln -s $out/xtensa-esp-elf/bin/* "$out/bin/"
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runHook postInstall
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'';
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};
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in
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(pkgs.mkShell {
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packages = with pkgs; [
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espflash
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toolchain-pkg
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];
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})
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