Use nix gnu toolchain format for baremetal apps #53
141
flake.nix
141
flake.nix
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@ -10,7 +10,7 @@
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outputs = { self, nixpkgs, not-os, src-migen, src-misoc }:
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let
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pkgs = import nixpkgs { system = "x86_64-linux"; };
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pkgs = import nixpkgs { system = "x86_64-linux"; overlays = [ crosspkgs-overlay ]; };
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not-os-cfg = not-os-configured.config.system;
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fsbl-support = ./fast-servo/fsbl-support;
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@ -27,6 +27,20 @@
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];
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};
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crosspkgs-overlay = (self: super: {
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pkgsCross = super.pkgsCross // {
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zynq-baremetal = import super.path {
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system = "x86_64-linux";
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crossSystem = {
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config = "arm-none-eabihf";
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libc = "newlib";
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gcc.cpu = "cortex-a9";
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gcc.fpu = "vfpv3";
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};
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};
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};
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});
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migen = pkgs.python3Packages.buildPythonPackage rec {
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name = "migen";
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src = src-migen;
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@ -121,120 +135,6 @@
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crossSystem.system = "armv7l-linux";
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});
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gnu-platform = "arm-none-eabi";
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binutils-pkg = { zlib, extraConfigureFlags ? [] }: pkgs.stdenv.mkDerivation rec {
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basename = "binutils";
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version = "2.30";
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name = "${basename}-${gnu-platform}-${version}";
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src = pkgs.fetchurl {
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url = "https://ftp.gnu.org/gnu/binutils/binutils-${version}.tar.bz2";
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sha256 = "028cklfqaab24glva1ks2aqa1zxa6w6xmc8q34zs1sb7h22dxspg";
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};
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configureFlags = [
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"--enable-deterministic-archives"
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"--target=${gnu-platform}"
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"--with-cpu=cortex-a9"
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"--with-fpu=vfpv3"
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"--with-float=hard"
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"--with-mode=thumb"
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] ++ extraConfigureFlags;
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outputs = [ "out" "info" "man" ];
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depsBuildBuild = [ pkgs.buildPackages.stdenv.cc ];
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buildInputs = [ zlib ];
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enableParallelBuilding = true;
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meta = {
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description = "Tools for manipulating binaries (linker, assembler, etc.)";
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longDescription = ''
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The GNU Binutils are a collection of binary tools. The main
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ones are `ld' (the GNU linker) and `as' (the GNU assembler).
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They also include the BFD (Binary File Descriptor) library,
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`gprof', `nm', `strip', etc.
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'';
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homepage = http://www.gnu.org/software/binutils/;
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license = pkgs.lib.licenses.gpl3Plus;
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/* Give binutils a lower priority than gcc-wrapper to prevent a
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collision due to the ld/as wrappers/symlinks in the latter. */
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priority = "10";
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};
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};
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gcc-pkg = { gmp, mpfr, libmpc, platform-binutils, extraConfigureFlags ? [] }: pkgs.stdenv.mkDerivation rec {
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basename = "gcc";
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version = "9.1.0";
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name = "${basename}-${gnu-platform}-${version}";
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src = pkgs.fetchurl {
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url = "https://ftp.gnu.org/gnu/gcc/gcc-${version}/gcc-${version}.tar.xz";
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sha256 = "1817nc2bqdc251k0lpc51cimna7v68xjrnvqzvc50q3ax4s6i9kr";
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};
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preConfigure = ''
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mkdir build
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cd build
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'';
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configureScript = "../configure";
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configureFlags = [
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"--target=${gnu-platform}"
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"--with-arch=armv7-a"
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"--with-tune=cortex-a9"
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"--with-fpu=vfpv3"
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"--with-float=hard"
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"--disable-libssp"
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"--enable-languages=c"
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"--with-as=${platform-binutils}/bin/${gnu-platform}-as"
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"--with-ld=${platform-binutils}/bin/${gnu-platform}-ld" ] ++ extraConfigureFlags;
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outputs = [ "out" "info" "man" ];
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hardeningDisable = [ "format" "pie" ];
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propagatedBuildInputs = [ gmp mpfr libmpc platform-binutils ];
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enableParallelBuilding = true;
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dontFixup = true;
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};
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newlib-pkg = { platform-binutils, platform-gcc }: pkgs.stdenv.mkDerivation rec {
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pname = "newlib";
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version = "3.1.0";
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src = pkgs.fetchurl {
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url = "ftp://sourceware.org/pub/newlib/newlib-${version}.tar.gz";
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sha256 = "0ahh3n079zjp7d9wynggwrnrs27440aac04340chf1p9476a2kzv";
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};
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nativeBuildInputs = [ platform-binutils platform-gcc ];
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configureFlags = [
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"--target=${gnu-platform}"
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"--with-cpu=cortex-a9"
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"--with-fpu=vfpv3"
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"--with-float=hard"
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"--with-mode=thumb"
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"--enable-interwork"
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"--disable-multilib"
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"--disable-newlib-supplied-syscalls"
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"--with-gnu-ld"
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"--with-gnu-as"
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"--disable-newlib-io-float"
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"--disable-werror"
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];
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dontFixup = true;
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};
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gnutoolchain = rec {
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binutils-bootstrap = pkgs.callPackage binutils-pkg { };
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gcc-bootstrap = pkgs.callPackage gcc-pkg {
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platform-binutils = binutils-bootstrap;
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extraConfigureFlags = [ "--disable-libgcc" ];
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};
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newlib = pkgs.callPackage newlib-pkg {
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platform-binutils = binutils-bootstrap;
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platform-gcc = gcc-bootstrap;
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};
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binutils = pkgs.callPackage binutils-pkg {
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extraConfigureFlags = [ "--with-lib-path=${newlib}/arm-none-eabi/lib" ];
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};
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gcc = pkgs.callPackage gcc-pkg {
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platform-binutils = binutils;
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extraConfigureFlags = [ "--enable-newlib" "--with-headers=${newlib}/arm-none-eabi/include" ];
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};
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};
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fast-servo-gateware = pkgs.stdenv.mkDerivation rec {
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name = "fast-servo-gateware";
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inherit (pkgs.python3Packages.linien-common) src;
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@ -305,9 +205,8 @@
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sha256 = "sha256-UDz9KK/Hw3qM1BAeKif30rE8Bi6C2uvuZlvyvtJCMfw=";
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};
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nativeBuildInputs = [
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pkgs.gnumake
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gnutoolchain.binutils
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gnutoolchain.gcc
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pkgs.pkgsCross.zynq-baremetal.buildPackages.binutils
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pkgs.pkgsCross.zynq-baremetal.buildPackages.gcc
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];
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postUnpack = ''
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mkdir -p $sourceRoot/lib/sw_apps/zynq_fsbl/misc/fast-servo
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@ -317,7 +216,11 @@
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patches = [] ++ pkgs.lib.optional (board == "fast-servo") ./fast-servo/fsbl.patch;
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postPatch = ''
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patchShebangs lib/sw_apps/zynq_fsbl/misc/copy_bsp.sh
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echo 'SEARCH_DIR("${gnutoolchain.newlib}/arm-none-eabi/lib");' >> lib/sw_apps/zynq_fsbl/src/lscript.ld
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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
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substituteInPlace $x \
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--replace "arm-none-eabi-" "arm-none-eabihf-"
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done
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'';
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buildPhase = ''
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cd lib/sw_apps/zynq_fsbl/src
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