drop FSBL

All SZL and Zynq startup issues seem resolved.

default.nix

@@ -7,7 +7,6 @@ let
   rustPlatform = (import ./rustPlatform.nix { inherit pkgs; });
   artiqpkgs = import <artiq-fast/default.nix> { inherit pkgs; };
   vivado = import <artiq-fast/vivado.nix> { inherit pkgs; };
-  zc706-fsbl = import ./fsbl.nix { inherit pkgs; };
   mkbootimage = (import ./mkbootimage.nix { inherit pkgs; });
   build-zc706 = { variant }: let
     firmware = rustPlatform.buildRustPackage rec {
@@ -55,7 +54,6 @@ let
         echo file binary-dist $out/top.bit >> $out/nix-support/hydra-build-products
       '';
 
-    # SZL startup
     jtag = pkgs.runCommand "zc706-${variant}-jtag" {}
       ''
         mkdir $out
@@ -84,42 +82,15 @@ let
       mkbootimage boot.bif $out/boot.bin
       echo file binary-dist $out/boot.bin >> $out/nix-support/hydra-build-products
       '';
-
-    # FSBL startup
-    fsbl-sd = pkgs.runCommand "zc706-${variant}-fsbl-sd"
-      {
-        buildInputs = [ mkbootimage ];
-      }
-      ''
-      # TODO: use self-built fsbl
-      bifdir=`mktemp -d`
-      cd $bifdir
-      ln -s ${zc706-fsbl}/fsbl.elf fsbl.elf
-      ln -s ${gateware}/top.bit top.bit
-      ln -s ${firmware}/runtime.elf runtime.elf
-      cat > boot.bif << EOF
-      the_ROM_image:
-      {
-        [bootloader]fsbl.elf
-        top.bit
-        runtime.elf
-      }
-      EOF
-      mkdir $out $out/nix-support
-      mkbootimage boot.bif $out/boot.bin
-      echo file binary-dist $out/boot.bin >> $out/nix-support/hydra-build-products
-      '';
   in {
     "zc706-${variant}-firmware" = firmware;
     "zc706-${variant}-gateware" = gateware;
     "zc706-${variant}-jtag" = jtag;
     "zc706-${variant}-sd" = sd;
-    "zc706-${variant}-fsbl-sd" = fsbl-sd;
   };
 in
   (
     (build-zc706 { variant = "simple"; }) //
     (build-zc706 { variant = "nist_clock"; }) //
-    (build-zc706 { variant = "nist_qc2"; }) //
+    (build-zc706 { variant = "nist_qc2"; })
-    { inherit zc706-fsbl; }
   )

fsbl.nix

@@ -1,37 +0,0 @@
-{ pkgs, board ? "zc706" }:
-let
-  gnutoolchain = import ./gnutoolchain.nix { inherit pkgs; };
-in
-pkgs.stdenv.mkDerivation {
-  name = "${board}-fsbl";
-  src = pkgs.fetchFromGitHub {
-    owner = "Xilinx";
-    repo = "embeddedsw";
-    rev = "65c849ed46c88c67457e1fc742744f96db968ff1";
-    sha256 = "1rvl06ha40dzd6s9aa4sylmksh4xb9dqaxq462lffv1fdk342pda";
-  };
-  patches = [ ./fsbl.patch ];
-  nativeBuildInputs = [
-    pkgs.gnumake
-    gnutoolchain.binutils
-    gnutoolchain.gcc
-  ];
-  patchPhase =
-    ''
-    patch -p1 -i ${./fsbl.patch}
-    patchShebangs lib/sw_apps/zynq_fsbl/misc/copy_bsp.sh
-    echo 'SEARCH_DIR("${gnutoolchain.newlib}/arm-none-eabi/lib");' >> lib/sw_apps/zynq_fsbl/src/lscript.ld
-    '';
-  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;
-}

fsbl.patch

@@ -1,31 +0,0 @@
-diff --git a/lib/sw_apps/zynq_fsbl/src/Makefile b/lib/sw_apps/zynq_fsbl/src/Makefile
-index 0e3ccdf1c5..a5b02f386e 100644
---- a/lib/sw_apps/zynq_fsbl/src/Makefile
-+++ b/lib/sw_apps/zynq_fsbl/src/Makefile
-@@ -71,11 +71,14 @@ endif
- all: $(EXEC)
- 
- $(EXEC): $(LIBS) $(OBJS) $(INCLUDES)
--	cp $(BSP_DIR)/$(BOARD)/ps7_init.* .
- 	$(LINKER) $(LD1FLAGS)  -o $@ $(OBJS) $(LDFLAGS)
- 	rm -rf $(OBJS)
--	
--	
-+
-+.PHONY: ps7_init
-+
-+ps7_init:
-+	cp $(BSP_DIR)/$(BOARD)/ps7_init.* .
-+
- $(LIBS): 
- 	echo "Copying BSP files"
- 	$(BSP_DIR)/copy_bsp.sh $(BOARD) $(CC)
-@@ -86,7 +89,7 @@ $(LIBS):
-         make -C $(BSP_DIR) -k all "CC=armcc" "AR=armar" "C_FLAGS= -O2 -c" "EC_FLAGS=--debug --wchar32"; \
- 	fi;
- 
--%.o:%.c
-+%.o:%.c ps7_init
- 	$(CC) $(CC_FLAGS) $(CFLAGS) $(ECFLAGS) -c $< -o $@ $(INCLUDEPATH)
- 
- %.o:%.S

gnutoolchain.nix

@@ -1,134 +0,0 @@
-{ pkgs ? import <nixpkgs> }:
-let 
-
-platform = "arm-none-eabi";
-
-binutils-pkg = { stdenv, buildPackages
-, fetchurl, zlib
-, extraConfigureFlags ? []
-}:
-
-stdenv.mkDerivation rec {
-  basename = "binutils";
-  version = "2.30";
-  name = "${basename}-${platform}-${version}";
-  src = fetchurl {
-    url = "https://ftp.gnu.org/gnu/binutils/binutils-${version}.tar.bz2";
-    sha256 = "028cklfqaab24glva1ks2aqa1zxa6w6xmc8q34zs1sb7h22dxspg";
-  };
-  configureFlags = [
-    "--enable-deterministic-archives"
-    "--target=${platform}"
-    "--with-cpu=cortex-a9"
-    "--with-fpu=vfpv3"
-    "--with-float=hard"
-    "--with-mode=thumb"
-  ] ++ extraConfigureFlags;
-  outputs = [ "out" "info" "man" ];
-  depsBuildBuild = [ buildPackages.stdenv.cc ];
-  buildInputs = [ zlib ];
-  enableParallelBuilding = true;
-  meta = {
-    description = "Tools for manipulating binaries (linker, assembler, etc.)";
-    longDescription = ''
-      The GNU Binutils are a collection of binary tools.  The main
-      ones are `ld' (the GNU linker) and `as' (the GNU assembler).
-      They also include the BFD (Binary File Descriptor) library,
-      `gprof', `nm', `strip', etc.
-    '';
-    homepage = http://www.gnu.org/software/binutils/;
-    license = stdenv.lib.licenses.gpl3Plus;
-    /* Give binutils a lower priority than gcc-wrapper to prevent a
-       collision due to the ld/as wrappers/symlinks in the latter. */
-    priority = "10";
-  };
-};
-
-
-gcc-pkg = { stdenv, buildPackages
-, fetchurl, gmp, mpfr, libmpc, platform-binutils
-, extraConfigureFlags ? []
-}:
-
-stdenv.mkDerivation rec {
-  basename = "gcc";
-  version = "9.1.0";
-  name = "${basename}-${platform}-${version}";
-  src = fetchurl {
-    url = "https://ftp.gnu.org/gnu/gcc/gcc-${version}/gcc-${version}.tar.xz";
-    sha256 = "1817nc2bqdc251k0lpc51cimna7v68xjrnvqzvc50q3ax4s6i9kr";
-  };
-  preConfigure =
-    ''
-    mkdir build
-    cd build
-    '';
-  configureScript = "../configure";
-  configureFlags =
-    [ "--target=${platform}"
-      "--with-arch=armv7-a"
-      "--with-tune=cortex-a9"
-      "--with-fpu=vfpv3"
-      "--with-float=hard"
-      "--disable-libssp"
-      "--enable-languages=c"
-      "--with-as=${platform-binutils}/bin/${platform}-as"
-      "--with-ld=${platform-binutils}/bin/${platform}-ld" ] ++ extraConfigureFlags;
-  outputs = [ "out" "info" "man" ];
-  hardeningDisable = [ "format" "pie" ];
-  propagatedBuildInputs = [ gmp mpfr libmpc platform-binutils ];
-  enableParallelBuilding = true;
-  dontFixup = true;
-};
-
-
-newlib-pkg = { stdenv, fetchurl, buildPackages, platform-binutils, platform-gcc }:
-
-stdenv.mkDerivation rec {
-  pname = "newlib";
-  version = "3.1.0";
-  src = fetchurl {
-    url = "ftp://sourceware.org/pub/newlib/newlib-${version}.tar.gz";
-    sha256 = "0ahh3n079zjp7d9wynggwrnrs27440aac04340chf1p9476a2kzv";
-  };
-
-  nativeBuildInputs = [ platform-binutils platform-gcc ];
-
-  configureFlags = [
-    "--target=${platform}"
-
-    "--with-cpu=cortex-a9"
-    "--with-fpu=vfpv3"
-    "--with-float=hard"
-    "--with-mode=thumb"
-    "--enable-interwork"
-    "--disable-multilib"
-
-    "--disable-newlib-supplied-syscalls"
-    "--with-gnu-ld"
-    "--with-gnu-as"
-    "--disable-newlib-io-float"
-    "--disable-werror"
-  ];
-  dontFixup = true;
-};
-
-
-in rec {
-  binutils-bootstrap = pkgs.callPackage binutils-pkg { };
-  gcc-bootstrap = pkgs.callPackage gcc-pkg {
-    platform-binutils = binutils-bootstrap;
-    extraConfigureFlags = [ "--disable-libgcc" ];
-  };
-  newlib = pkgs.callPackage newlib-pkg {
-    platform-binutils = binutils-bootstrap;
-    platform-gcc = gcc-bootstrap;
-  };
-  binutils = pkgs.callPackage binutils-pkg {
-    extraConfigureFlags = [ "--with-lib-path=${newlib}/arm-none-eabi/lib" ];
-  };
-  gcc = pkgs.callPackage gcc-pkg {
-    platform-binutils = binutils;
-    extraConfigureFlags = [ "--enable-newlib" "--with-headers=${newlib}/arm-none-eabi/include" ];
-  };
-}