Bare-metal Rust on Zynq-7000
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zynq-rs/flake.nix

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{
description = "Bare-metal Rust on Zynq-7000";
inputs.nixpkgs.url = github:NixOS/nixpkgs/nixos-22.11;
inputs.mozilla-overlay = { url = github:mozilla/nixpkgs-mozilla; flake = false; };
outputs = { self, nixpkgs, mozilla-overlay }:
let
pkgs = import nixpkgs { system = "x86_64-linux"; overlays = [ (import mozilla-overlay) ]; };
rustManifest = pkgs.fetchurl {
url = "https://static.rust-lang.org/dist/2021-01-29/channel-rust-nightly.toml";
sha256 = "sha256-EZKgw89AH4vxaJpUHmIMzMW/80wAFQlfcxRoBD9nz0c=";
};
rustTargets = [];
rustChannelOfTargets = _channel: _date: targets:
(pkgs.lib.rustLib.fromManifestFile rustManifest {
inherit (pkgs) stdenv lib fetchurl patchelf;
}).rust.override {
inherit targets;
extensions = ["rust-src"];
};
rust = rustChannelOfTargets "nightly" null rustTargets;
rustPlatform = pkgs.recurseIntoAttrs (pkgs.makeRustPlatform {
rustc = rust;
cargo = rust;
});
gnu-platform = "arm-none-eabi";
binutils-pkg = { zlib, extraConfigureFlags ? [] }: pkgs.stdenv.mkDerivation rec {
basename = "binutils";
version = "2.30";
name = "${basename}-${gnu-platform}-${version}";
src = pkgs.fetchurl {
url = "https://ftp.gnu.org/gnu/binutils/binutils-${version}.tar.bz2";
sha256 = "028cklfqaab24glva1ks2aqa1zxa6w6xmc8q34zs1sb7h22dxspg";
};
configureFlags = [
"--enable-deterministic-archives"
"--target=${gnu-platform}"
"--with-cpu=cortex-a9"
"--with-fpu=vfpv3"
"--with-float=hard"
"--with-mode=thumb"
] ++ extraConfigureFlags;
outputs = [ "out" "info" "man" ];
depsBuildBuild = [ pkgs.buildPackages.stdenv.cc ];
buildInputs = [ zlib ];
enableParallelBuilding = true;
meta = {
description = "Tools for manipulating binaries (linker, assembler, etc.)";
longDescription = ''
The GNU Binutils are a collection of binary tools. The main
ones are `ld' (the GNU linker) and `as' (the GNU assembler).
They also include the BFD (Binary File Descriptor) library,
`gprof', `nm', `strip', etc.
'';
homepage = http://www.gnu.org/software/binutils/;
license = pkgs.lib.licenses.gpl3Plus;
/* Give binutils a lower priority than gcc-wrapper to prevent a
collision due to the ld/as wrappers/symlinks in the latter. */
priority = "10";
};
};
gcc-pkg = { gmp, mpfr, libmpc, platform-binutils, extraConfigureFlags ? [] }: pkgs.stdenv.mkDerivation rec {
basename = "gcc";
version = "9.1.0";
name = "${basename}-${gnu-platform}-${version}";
src = pkgs.fetchurl {
url = "https://ftp.gnu.org/gnu/gcc/gcc-${version}/gcc-${version}.tar.xz";
sha256 = "1817nc2bqdc251k0lpc51cimna7v68xjrnvqzvc50q3ax4s6i9kr";
};
preConfigure = ''
mkdir build
cd build
'';
configureScript = "../configure";
configureFlags = [
"--target=${gnu-platform}"
"--with-arch=armv7-a"
"--with-tune=cortex-a9"
"--with-fpu=vfpv3"
"--with-float=hard"
"--disable-libssp"
"--enable-languages=c"
"--with-as=${platform-binutils}/bin/${gnu-platform}-as"
"--with-ld=${platform-binutils}/bin/${gnu-platform}-ld" ] ++ extraConfigureFlags;
outputs = [ "out" "info" "man" ];
hardeningDisable = [ "format" "pie" ];
propagatedBuildInputs = [ gmp mpfr libmpc platform-binutils ];
enableParallelBuilding = true;
dontFixup = true;
};
newlib-pkg = { platform-binutils, platform-gcc }: pkgs.stdenv.mkDerivation rec {
pname = "newlib";
version = "3.1.0";
src = pkgs.fetchurl {
url = "ftp://sourceware.org/pub/newlib/newlib-${version}.tar.gz";
sha256 = "0ahh3n079zjp7d9wynggwrnrs27440aac04340chf1p9476a2kzv";
};
nativeBuildInputs = [ platform-binutils platform-gcc ];
configureFlags = [
"--target=${gnu-platform}"
"--with-cpu=cortex-a9"
"--with-fpu=vfpv3"
"--with-float=hard"
"--with-mode=thumb"
"--enable-interwork"
"--disable-multilib"
"--disable-newlib-supplied-syscalls"
"--with-gnu-ld"
"--with-gnu-as"
"--disable-newlib-io-float"
"--disable-werror"
];
dontFixup = true;
};
gnutoolchain = rec {
binutils-bootstrap = pkgs.callPackage binutils-pkg { };
gcc-bootstrap = pkgs.callPackage gcc-pkg {
platform-binutils = binutils-bootstrap;
extraConfigureFlags = [ "--disable-libgcc" ];
};
newlib = pkgs.callPackage newlib-pkg {
platform-binutils = binutils-bootstrap;
platform-gcc = gcc-bootstrap;
};
binutils = pkgs.callPackage binutils-pkg {
extraConfigureFlags = [ "--with-lib-path=${newlib}/arm-none-eabi/lib" ];
};
gcc = pkgs.callPackage gcc-pkg {
platform-binutils = binutils;
extraConfigureFlags = [ "--enable-newlib" "--with-headers=${newlib}/arm-none-eabi/include" ];
};
};
cargo-xbuild = rustPlatform.buildRustPackage rec {
pname = "cargo-xbuild";
version = "0.6.5";
src = pkgs.fetchFromGitHub {
owner = "rust-osdev";
repo = pname;
rev = "v${version}";
sha256 = "18djvygq9v8rmfchvi2hfj0i6fhn36m716vqndqnj56fiqviwxvf";
};
cargoSha256 = "13sj9j9kl6js75h9xq0yidxy63vixxm9q3f8jil6ymarml5wkhx8";
meta = with pkgs.lib; {
description = "Automatically cross-compiles the sysroot crates core, compiler_builtins, and alloc";
homepage = "https://github.com/rust-osdev/cargo-xbuild";
license = with licenses; [ mit asl20 ];
maintainers = with maintainers; [ johntitor xrelkd ];
};
};
mkbootimage = pkgs.stdenv.mkDerivation {
pname = "mkbootimage";
version = "2.3dev";
src = pkgs.fetchFromGitHub {
owner = "antmicro";
repo = "zynq-mkbootimage";
rev = "872363ce32c249f8278cf107bc6d3bdeb38d849f";
sha256 = "sha256-5FPyAhUWZDwHbqmp9J2ZXTmjaXPz+dzrJMolaNwADHs=";
};
propagatedBuildInputs = [ pkgs.libelf pkgs.pcre ];
patchPhase =
''
substituteInPlace Makefile --replace "git rev-parse --short HEAD" "echo nix"
'';
installPhase =
''
mkdir -p $out/bin
cp mkbootimage $out/bin
'';
};
fsbl = { board ? "zc706" }: pkgs.stdenv.mkDerivation {
name = "${board}-fsbl";
src = pkgs.fetchFromGitHub {
owner = "Xilinx";
repo = "embeddedsw";
rev = "65c849ed46c88c67457e1fc742744f96db968ff1";
sha256 = "1rvl06ha40dzd6s9aa4sylmksh4xb9dqaxq462lffv1fdk342pda";
};
patches = [ ./fsbl.patch ];
nativeBuildInputs = [
pkgs.gnumake
gnutoolchain.binutils
gnutoolchain.gcc
];
patchPhase = ''
patch -p1 -i ${./fsbl.patch}
patchShebangs lib/sw_apps/zynq_fsbl/misc/copy_bsp.sh
echo 'SEARCH_DIR("${gnutoolchain.newlib}/arm-none-eabi/lib");' >> lib/sw_apps/zynq_fsbl/src/lscript.ld
'';
buildPhase = ''
cd lib/sw_apps/zynq_fsbl/src
make BOARD=${board} "CFLAGS=-DFSBL_DEBUG_INFO -g"
'';
installPhase = ''
mkdir $out
cp fsbl.elf $out
'';
doCheck = false;
dontFixup = true;
};
build-crate = name: crate: features: rustPlatform.buildRustPackage rec {
name = "${crate}";
src = builtins.filterSource (path: type:
baseNameOf path != "target"
) ./.;
cargoLock = { lockFile = ./Cargo.lock; };
nativeBuildInputs = [ cargo-xbuild pkgs.llvmPackages_9.clang-unwrapped ];
buildPhase = ''
export XARGO_RUST_SRC="${rustPlatform.rust.rustc}/lib/rustlib/src/rust/library"
export CARGO_HOME=$(mktemp -d cargo-home.XXX)
pushd ${crate}
cargo xbuild --release --frozen \
--no-default-features \
--features=${features}
popd
'';
installPhase = ''
mkdir -p $out $out/nix-support
cp target/armv7-none-eabihf/release/${name} $out/${name}.elf
echo file binary-dist $out/${name}.elf >> $out/nix-support/hydra-build-products
'';
doCheck = false;
dontFixup = true;
};
targetCrates = target: {
"${target}-experiments" = build-crate "${target}-experiments" "experiments" "target_${target}";
"${target}-szl" = build-crate "${target}-szl" "szl" "target_${target}";
};
targets = ["zc706" "coraz7" "redpitaya" "kasli_soc"];
allTargetCrates = (builtins.foldl' (results: target:
results // targetCrates target
) {} targets);
szl = pkgs.runCommand "szl" {} (builtins.foldl' (commands: target:
let
szlResult = builtins.getAttr "${target}-szl" allTargetCrates;
in
commands + "ln -s ${szlResult}/szl.elf $out/szl-${target}.elf\n"
) "mkdir $out\n" targets);
in rec {
packages.x86_64-linux = {
inherit cargo-xbuild szl mkbootimage;
zc706-fsbl = fsbl { board = "zc706"; };
} // allTargetCrates ;
hydraJobs = packages.x86_64-linux;
inherit rustPlatform;
devShell.x86_64-linux = pkgs.mkShell {
name = "zynq-rs-dev-shell";
buildInputs = with pkgs; [
rustPlatform.rust.rustc
rustPlatform.rust.cargo
cacert
cargo-xbuild
openocd gdb
openssh rsync
llvmPackages_9.clang-unwrapped
(python3.withPackages(ps: [ ps.pyftdi ]))
mkbootimage ];
};
};
}