artiq-fast: build gateware from a self-contained separate source derivation
Addresses item 2. of Gitea issue #1.
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@ -8,6 +8,9 @@
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, extraInstallCommands ? ""}:
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let
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name = "artiq-board-${target}-${variant}-${version}";
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version = import ./pkgs/artiq-version.nix (with pkgs; { inherit stdenv fetchgit git; });
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installPath = "${pkgs.python3Packages.python.sitePackages}/artiq/board-support/${target}-${variant}";
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artiqSrc = import ./pkgs/artiq-src.nix { fetchgit = pkgs.fetchgit; };
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fetchcargo = import ./fetchcargo.nix {
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inherit (pkgs) stdenv cacert git cargo cargo-vendor;
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@ -45,53 +48,115 @@ let
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vivado = import ./vivado.nix { inherit pkgs; };
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artiqpkgs = import ./default.nix { inherit pkgs; };
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# Board packages are Python modules so that they get added to the ARTIQ Python
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# environment, and artiq_flash finds them.
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in pkgs.python3Packages.toPythonModule (pkgs.stdenv.mkDerivation rec {
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name = "artiq-board-${target}-${variant}-${version}";
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version = import ./pkgs/artiq-version.nix (with pkgs; { inherit stdenv fetchgit git; });
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phases = [ "buildPhase" "installCheckPhase" "installPhase" ];
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buildInputs = [
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vivado
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pkgs.gnumake
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(pkgs.python3.withPackages(ps: with ps; [ jinja2 numpy artiqpkgs.migen artiqpkgs.microscope artiqpkgs.misoc artiqpkgs.jesd204b artiqpkgs.artiq ]))
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pkgs.cargo
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artiqpkgs.rustc
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artiqpkgs.binutils-or1k
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artiqpkgs.llvm-or1k
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];
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buildPhase =
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''
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export CARGO_HOME=${cargoVendored}
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export TARGET_AR=or1k-linux-ar
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${buildCommand}
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'';
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checkPhase = ''
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# Search for PCREs in the Vivado output to check for errors
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check_log() {
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set +e
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grep -Pe "$1" artiq_${target}/${variant}/gateware/vivado.log
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FOUND=$?
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set -e
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if [ $FOUND != 1 ]; then
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exit 1
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# Board packages are Python modules so that they get added to the ARTIQ Python
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# environment, and artiq_flash finds them.
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boardModule = pkgs.python3Packages.toPythonModule (pkgs.stdenv.mkDerivation {
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name = "${name}-firmware";
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inherit version;
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phases = [ "buildPhase" "installCheckPhase" "installPhase" ];
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buildInputs = [
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vivado
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pkgs.gnumake pkgs.which
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(pkgs.python3.withPackages(ps: with ps; [ jinja2 numpy artiqpkgs.migen artiqpkgs.microscope artiqpkgs.misoc artiqpkgs.jesd204b artiqpkgs.artiq ]))
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pkgs.cargo
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artiqpkgs.rustc
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artiqpkgs.binutils-or1k
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artiqpkgs.llvm-or1k
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];
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buildPhase =
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''
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export CARGO_HOME=${cargoVendored}
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export TARGET_AR=or1k-linux-ar
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${buildCommand} --no-compile-gateware
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'';
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installPhase =
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''
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TARGET_DIR=$out/${installPath}
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mkdir -p $TARGET_DIR $out/src
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cp -ar artiq_${target}/${variant}/gateware $out/src/
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pushd $out/src/gateware
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LIB_PATH=$(dirname $(dirname $(which python)))/${pkgs.python3Packages.python.sitePackages}
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(
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set -e
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cd $LIB_PATH
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for EXT in v vh
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do
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find misoc/ -name "*.$EXT" -type f
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done
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) | while read V
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do
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SRC=$LIB_PATH/$V
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mkdir -p $(dirname $V)
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cp $SRC $V
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substituteInPlace top.tcl --replace $SRC $V \
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2> /dev/null
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done
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popd
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if [ -e artiq_${target}/${variant}/software/bootloader/bootloader.bin ]
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then cp artiq_${target}/${variant}/software/bootloader/bootloader.bin $TARGET_DIR
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fi
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}
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check_log "\d+ constraint not met\."
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check_log "Timing constraints are not met\."
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if [ -e artiq_${target}/${variant}/software/runtime ]
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then cp artiq_${target}/${variant}/software/runtime/runtime.{elf,fbi} $TARGET_DIR
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else cp artiq_${target}/${variant}/software/satman/satman.{elf,fbi} $TARGET_DIR
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fi
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${extraInstallCommands}
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'';
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});
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gatewareSourceArchive = pkgs.stdenv.mkDerivation {
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name = "${name}-gateware-source.nar.base64";
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buildInputs = [ pkgs.nix ];
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phases = [ "installPhase" ];
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installPhase = "nix-store --dump ${boardModule}/src/gateware | base64 -w0 > $out";
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};
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# Funnelling the source code through a Nix string allows dropping
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# all dependencies via `unsafeDiscardStringContext`. The gateware
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# will then be rebuilt only when these contents have changed.
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pureGatewareSourceArchive = builtins.toFile "${name}-gateware-source.nar.base64" (
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builtins.unsafeDiscardStringContext (
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builtins.readFile gatewareSourceArchive
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));
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# Depends on just Vivado and the generated Bitstream source
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gateware = pkgs.stdenvNoCC.mkDerivation {
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name = builtins.unsafeDiscardStringContext "${name}-gateware";
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unpackPhase = "base64 -d < ${pureGatewareSourceArchive} | nix-store --restore gateware";
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buildInputs = [ vivado pkgs.nix ];
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buildPhase = ''
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cd gateware
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vivado -mode batch -source top.tcl
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'';
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installPhase =
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''
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TARGET_DIR=$out/${pkgs.python3Packages.python.sitePackages}/artiq/board-support/${target}-${variant}
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mkdir -p $TARGET_DIR
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cp artiq_${target}/${variant}/gateware/top.bit $TARGET_DIR
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if [ -e artiq_${target}/${variant}/software/bootloader/bootloader.bin ]
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then cp artiq_${target}/${variant}/software/bootloader/bootloader.bin $TARGET_DIR
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fi
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if [ -e artiq_${target}/${variant}/software/runtime ]
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then cp artiq_${target}/${variant}/software/runtime/runtime.{elf,fbi} $TARGET_DIR
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else cp artiq_${target}/${variant}/software/satman/satman.{elf,fbi} $TARGET_DIR
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fi
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${extraInstallCommands}
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installPhase = ''
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TARGET_DIR=$out/${builtins.unsafeDiscardStringContext installPath}
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mkdir -p $TARGET_DIR
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chmod a+r top.bit
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cp top.bit $TARGET_DIR
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'';
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})
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doCheck = true;
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checkPhase = ''
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# Search for PCREs in the Vivado output to check for errors
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check_log() {
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set +e
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grep -Pe "$1" vivado.log
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FOUND=$?
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set -e
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if [ $FOUND != 1 ]; then
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exit 1
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fi
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}
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check_log "\d+ constraint not met\."
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check_log "Timing constraints are not met\."
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'';
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};
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in pkgs.buildEnv rec {
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inherit name;
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paths = [ boardModule gateware ];
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pathsToLink = [ "/${installPath}" ];
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}
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