HeavyX/firmware/default.nix

23 lines
805 B
Nix

{ rustPlatform, rust-riscv32imc-crates, binutils-riscv }:
rustPlatform.buildRustPackage rec {
name = "helloworld";
version = "0.0.0";
src = ./.;
cargoSha256 = "1j8ipk7mwf6jqjnddpvkdydhgl7lfddxkv6p1vhzlfhqlf8am42j";
buildPhase = ''
export CARGO_HOME=$(mktemp -d cargo-home.XXX)
export RUSTFLAGS="-L ${rust-riscv32imc-crates}/lib/rustlib/riscv32imc-unknown-none-elf/lib -C linker=${binutils-riscv}/bin/riscv32-unknown-elf-ld -C link-arg=-Tlink.x"
cargo build --release --target riscv32imc-unknown-none-elf
'';
doCheck = false;
installPhase = ''
mkdir -p $out
cp target/riscv32imc-unknown-none-elf/release/helloworld $out
${binutils-riscv}/bin/riscv32-unknown-elf-objcopy -O binary target/riscv32imc-unknown-none-elf/release/helloworld $out/helloworld.bin
'';
}