zynq-rs/flake.nix

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{
description = "Bare-metal Rust on Zynq-7000";
inputs.nixpkgs.url = github:NixOS/nixpkgs/nixos-unstable;
inputs.mozilla-overlay = { url = github:mozilla/nixpkgs-mozilla; flake = false; };
outputs = { self, nixpkgs, mozilla-overlay }:
let
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pkgs = import nixpkgs { system = "x86_64-linux"; overlays = [ (import mozilla-overlay) crosspkgs-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;
});
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# https://doc.rust-lang.org/rustc/linker-plugin-lto.html#toolchain-compatibility
llvmPackages_11 = pkgs.recurseIntoAttrs (pkgs.callPackage (import ./llvm/11) ({
inherit (pkgs.stdenvAdapters) overrideCC;
buildLlvmTools = null;
targetLlvmLibraries = null;
targetLlvm = null;
}));
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crosspkgs-overlay = (self: super: {
pkgsCross = super.pkgsCross // {
zynq-baremetal = import super.path {
system = "x86_64-linux";
crossSystem = {
config = "arm-none-eabihf";
libc = "newlib";
gcc.cpu = "cortex-a9";
gcc.fpu = "vfpv3";
};
};
};
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});
mkbootimage = pkgs.stdenv.mkDerivation {
pname = "mkbootimage";
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version = "2.3dev";
src = pkgs.fetchFromGitHub {
owner = "antmicro";
repo = "zynq-mkbootimage";
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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 $out/bin
'';
hardeningDisable = [ "fortify" ];
};
fsbl = { board ? "zc706" }: pkgs.stdenv.mkDerivation {
name = "${board}-fsbl";
src = pkgs.fetchFromGitHub {
owner = "Xilinx";
repo = "embeddedsw";
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rev = "xilinx_v2022.2";
sha256 = "sha256-UDz9KK/Hw3qM1BAeKif30rE8Bi6C2uvuZlvyvtJCMfw=";
};
nativeBuildInputs = [
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pkgs.pkgsCross.zynq-baremetal.buildPackages.binutils
pkgs.pkgsCross.zynq-baremetal.buildPackages.gcc
];
patchPhase = ''
patchShebangs lib/sw_apps/zynq_fsbl/misc/copy_bsp.sh
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for x in lib/sw_apps/zynq_fsbl/src/Makefile lib/sw_apps/zynq_fsbl/misc/copy_bsp.sh lib/bsp/standalone/src/arm/cortexa9/gcc/Makefile; do
substituteInPlace $x \
--replace "arm-none-eabi-" "arm-none-eabihf-"
done
'';
buildPhase = ''
cd lib/sw_apps/zynq_fsbl/src
make BOARD=${board} "CFLAGS=-DFSBL_DEBUG_INFO -g"
'';
installPhase = ''
mkdir $out
cp fsbl.elf $out
'';
doCheck = false;
dontFixup = true;
};
cargo-xbuild = pkgs.cargo-xbuild.overrideAttrs(oa: {
postPatch = "substituteInPlace src/sysroot.rs --replace 2021 2018";
});
build-crate = name: crate: features: rustPlatform.buildRustPackage rec {
name = "${crate}";
src = builtins.filterSource (path: type:
baseNameOf path != "target"
) ./.;
cargoLock = { lockFile = ./Cargo.lock; };
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nativeBuildInputs = [ cargo-xbuild llvmPackages_11.clang-unwrapped ];
buildPhase = ''
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export XARGO_RUST_SRC="${rust}/lib/rustlib/src/rust/library"
export CARGO_HOME=$(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 >> $out/nix-support/hydra-build-products
'';
doCheck = false;
dontFixup = true;
auditable = false;
};
targetCrates = target: {
"${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;
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inherit rust rustPlatform llvmPackages_11;
devShell.x86_64-linux = pkgs.mkShell {
name = "zynq-rs-dev-shell";
buildInputs = [
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rust
cargo-xbuild
mkbootimage
pkgs.openocd pkgs.gdb
pkgs.openssh pkgs.rsync
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llvmPackages_11.clang-unwrapped
(pkgs.python3.withPackages(ps: [ ps.pyftdi ]))
];
};
};
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}