esp32c3/flake.nix
2024-05-05 17:25:44 +02:00

61 lines
1.9 KiB
Nix

{
inputs = {
fenix.url = "github:nix-community/fenix";
flake-utils.url = "github:numtide/flake-utils";
naersk.url = "github:nix-community/naersk";
nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
};
outputs = { self, fenix, flake-utils, naersk, nixpkgs }:
flake-utils.lib.eachDefaultSystem (system:
let
pkgs = (import nixpkgs) {
inherit system;
};
fenix' = fenix.packages.${system};
toolchain = with fenix';
combine [
minimal.rustc
minimal.cargo
stable.rust-src
stable.rustfmt
targets.riscv32imc-unknown-none-elf.latest.rust-std # ESP32-C3 RISC-V
targets.riscv32imac-unknown-none-elf.latest.rust-std # ESP32-C3 RISC-V \w atomic emulation
];
naersk' = naersk.lib.${system}.override {
cargo = toolchain;
rustc = toolchain;
};
in rec {
defaultPackage = packages.riscv32-embedded;
packages.riscv32-embedded = naersk'.buildPackage rec {
src = self;
depsBuildBuild = with pkgs; [
pkgsCross.riscv32-embedded.stdenv.cc
];
doCheck = true;
# CARGO_UNSTABLE_BUILD_STD = "true";
"CARGO_TARGET_${pkgs.lib.toUpper CARGO_BUILD_TARGET}_LINKER" = "riscv32-none-elf-gcc";
"CARGO_TARGET_${pkgs.lib.toUpper CARGO_BUILD_TARGET}_RUNNER" = "espflash --monitor";
CARGO_BUILD_TARGET = "riscv32imac-unknown-none-elf";
shellHook = ''
'';
};
devShell = with pkgs; mkShell ({
RUST_SRC_PATH = "${fenix'.complete.rust-src}/lib/rustlib/src/rust/library";
nativeBuildInputs = [ toolchain cargo-espmonitor cargo-espflash ] ++ defaultPackage.depsBuildBuild;
} // (lib.filterAttrs (name: _: lib.hasPrefix "CARGO_" name || lib.hasPrefix "RUST" name) defaultPackage));
}
);
}