Subversion Repositories openrisc_2011-10-31

#!/bin/sh

# Abort execution as soon as an error is encountered

# That way the script do not let the user think the process completed correctly

# and leave the opportunity to fix the problem and restart compilation where

# it stopped

set -e

# this is where this script will store downloaded files and check for already

# downloaded files

dlwhere="${CROSSBUILD_DOWNLOAD:-$PWD/crossbuild-dl}"

# This directory is used to extract all files and to build everything in. It

# must not exist before this script is invoked (as a security measure).

# This dir should be an absolute path

builddir="${CROSSBUILD_BUILD:-$PWD/crossbuild-build}"

# will append the target string to the prefix dir mentioned here

# Note that the user running this script must be able to do make install in

# this given prefix directory. Also make sure that this given root dir

# exists.

prefix="${CROSSBUILD_PREFIX:-/usr/local}"

# This script needs to use GNU Make. On Linux systems, GNU Make is invoked

# by running the "make" command, on most BSD systems, GNU Make is invoked

# by running the "gmake" command. Set the "make" variable accordingly.

if [ -f "`which gmake 2>/dev/null`" ]; then

    make="gmake"

else

    make="make"

fi

##############################################################################

# Variables:

target="or32-elf"

releasever="or32-1.0rc1"

releasever_gcc="or32-1.0rc2"

binutilsver="2.20.1"

binutils="binutils-$binutilsver.tar.bz2"

binutils_url="http://mirrors.kernel.org/sources.redhat.com/binutils/releases"

binutils_patch="binutils-$binutilsver-$releasever.patch.bz2"

binutils_patch_url="ftp://ocuser:oc@opencores.org/toolchain"

newlibver="1.18.0"

newlib="newlib-$newlibver.tar.gz"

newlib_url="http://mirrors.kernel.org/sourceware/newlib"

newlib_patch="newlib-$newlibver-$releasever.patch.bz2"

newlib_patch_url="ftp://ocuser:oc@opencores.org/toolchain"

gccver="4.5.1"

gcc="gcc-$gccver.tar.bz2"

gcc_url="http://mirrors.kernel.org/gnu/gcc/gcc-$gccver";

gcc_patch="gcc-$gccver-$releasever_gcc.patch.bz2"

gcc_patch_url="ftp://ocuser:oc@opencores.org/toolchain"

gdbver="7.2"

gdb="gdb-$gdbver.tar.bz2"

gdb_url="http://mirrors.kernel.org/gnu/gdb";

gdb_patch="gdb-$gdbver-$releasever.patch.bz2"

gdb_patch_url="ftp://ocuser:oc@opencores.org/toolchain"

# Options passed to all GNU tools during configure

or32configure="--disable-checking --enable-fast-install=N/A --disable-libssp --enable-languages=c,c++ --with-or1ksim=$prefix/or1ksim --with-newlib"

simver="0.5.0rc2"

sim="or1ksim-$simver.tar.bz2"

sim_url="ftp://ocuser:oc@opencores.org/toolchain"

linuxver="2.6.35"

linux="linux-$linuxver.tar.bz2"

linux_url="http://www.kernel.org/pub/linux/kernel/v2.6"

linux_patch="linux-$linuxver-or32.patch.bz2"

linux_patch_url="ftp://ocuser:oc@opencores.org/toolchain"

uclibcver="0.9.31"

uclibc="uClibc-$uclibcver.tar.bz2"

uclibc_url="http://www.uclibc.org/downloads"

uclibc_patch="uClibc-$uclibcver-or32.patch.bz2"

uclibc_patch_url="ftp://ocuser:oc@opencores.org/toolchain"

uclibc_config="extra/Configs/defconfigs/or32"

# These are the tools this script requires and depends upon.

reqtools="gcc bzip2 make patch file makeinfo"

##############################################################################

# Functions:

findtool(){

  file="$1"

  IFS=":"

  for path in $PATH

  do

    # echo "Checks for $file in $path" >&2

    if test -f "$path/$file"; then

      echo "$path/$file"

      return

    fi

  done

}

getfile() {

  # $1 file

  # $2 URL

  tool=`findtool curl`

  if test -z "$tool"; then

    tool=`findtool wget`

    if test -n "$tool"; then

      # wget download

      echo "CROSSBUILD: Downloading $2/$1 using wget"

      $tool -O "$dlwhere/$1" "$2/$1"

    fi

  else

     # curl download

      echo "CROSSBUILD: Downloading $2/$1 using curl"

     $tool -Lo "$dlwhere/$1" "$2/$1"

  fi

  if [ $? -ne 0 ] ; then

      echo "CROSSBUILD: couldn't download the file!"

      echo "CROSSBUILD: check your internet connection"

      exit

  fi

  if test -z "$tool"; then

    echo "CROSSBUILD: No downloader tool found!"

    echo "CROSSBUILD: Please install curl or wget and re-run the script"

    exit

  fi

}

extract_tool() {

    toolname="$1"

    version="$2"

    file="$3"

    cd $builddir

#    if [ ! -d $toolname-$version ]; then

        echo "CROSSBUILD: extracting $file"

        if [ `file $dlwhere/$file | grep -c bzip2` -ne 0 ]; then

            tar xjf $dlwhere/$file

        fi

        if [ `file $dlwhere/$file | grep -c gzip` -ne 0 ]; then

            tar xzf $dlwhere/$file

        fi

 #   else

#       echo "CROSSBUILD: $file already extracted"

#    fi

}

patch_tool() {

    toolname="$1"

    version="$2"

    patch="$3"

    # do we have a patch?

    if test -n "$patch"; then

        echo "CROSSBUILD: applying patch $patch"

        # apply the patch

        (cd $builddir/$toolname-$version && bzcat "$dlwhere/$patch" | patch -p1)

        # check if the patch applied cleanly

        if [ $? -gt 0 ]; then

            echo "CROSSBUILD: failed to apply patch $patch"

            exit

        fi

    fi

}

download_extract_patch () {

    toolname="$1"

    version="$2"

    file="$3"

    file_url="$4"

    patch="$5"

    patch_url="$6"

    if test -f "$dlwhere/$file"; then

        echo "CROSSBUILD: $file already downloaded"

    else

        getfile "$file" "$file_url"

    fi

    if test -n "$patch"; then

        if test -f "$dlwhere/$patch"; then

            echo "CROSSBUILD: $patch already downloaded"

        else

            getfile "$patch" "$patch_url"

        fi

    fi

    extract_tool "$toolname" "$version" "$file"

    patch_tool "$toolname" "$version" "$patch"

 }

build_gnu_tool() {

    toolname="$1"

    version="$2"

    file="$3"

    file_url="$4"

    patch="$5"

    patch_url="$6"

    configure_prefix="$7"

    configure_params="$8"

    download_extract_patch "$toolname" "$version" "$file" "$file_url" "$patch" \

        "$patch_url"

    cd $builddir

    echo "CROSSBUILD: mkdir build-$toolname"

    mkdir -p build-$toolname

    echo "CROSSBUILD: cd build-$toolname"

    cd build-$toolname

    echo "CROSSBUILD: $toolname/configure"

    echo "CROSSBUILD: "../$toolname-$version/configure --target=$target \

        --prefix=$configure_prefix \

        --with-pkgversion=$releasever-built-`date +%Y%m%d` \

        --with-bugurl=http://www.opencores.org/ \

        "$configure_params"

    ../$toolname-$version/configure --target=$target \

        --prefix=$configure_prefix \

        --with-pkgversion=$releasever-built-`date +%Y%m%d` \

        --with-bugurl=http://www.opencores.org/ \

        $configure_params

    echo "CROSSBUILD: $toolname/make"

    $make

    echo "CROSSBUILD: $toolname/make install"

    $make install

}

# For now, just prep the GCC path, extract newlib, link in newlib and libgloss

# paths.

prepare_gcc() {

    prepare_gccver="$1"

    file="$2"

    newlibver="$3"

    file_url="$4"

    patch="$5"

    patch_url="$6"

    download_extract_patch "newlib" "$newlibver" "$file" "$file_url" "$patch" \

        "$patch_url"

    cd $builddir

    echo "CROSSBUILD: creating GCC source directory"

    mkdir -p gcc-$prepare_gccver

    echo "CROSSBUILD: linking newlib and libgloss into GCC source directory"

    if [ ! -L gcc-$prepare_gccver/newlib ]; then

        ln -s $PWD/newlib-$newlibver/newlib $PWD/gcc-$prepare_gccver/newlib

    fi

    if [ ! -L gcc-$prepare_gccver/libgloss ]; then

        ln -s $PWD/newlib-$newlibver/libgloss $PWD/gcc-$prepare_gccver/libgloss

    fi

    echo "CROSSBUILD: newlib and libgloss linked into GCC source directory"

}

# Move newlib libraries and includes to own sysroot

post_gcc_install() {

    mkdir -p ${prefix}/or32-elf/newlib

    rm -rf ${prefix}/or32-elf/newlib-include

    if [ -d ${prefix}/or32-elf/include ]

    then

        mv ${prefix}/or32-elf/include \

            ${prefix}/or32-elf/newlib-include

    fi

    if [ -d ${prefix}/or32-elf/lib ]

    then

        afiles=`ls -1 ${prefix}/or32-elf/lib | grep '\.a' | head -1`

        if [ "x$afiles" != "x" ]

        then

            mv ${prefix}/or32-elf/lib/*.a ${prefix}/or32-elf/newlib

        fi

    fi

    if [ -f ${prefix}/or32-elf/lib/crt0.o ]

    then

        mv ${prefix}/or32-elf/lib/crt0.o ${prefix}/or32-elf/newlib

    fi

}

# Download, patch kernel, install headers to $prefix/$target

install_linux_headers() {

    file="$linux"

    file_url="$linux_url"

    patch="$linux_patch"

    patch_url="$linux_patch_url"

    toolname="linux"

    version=$linuxver

    download_extract_patch "$toolname" "$version" "$file" "$file_url" "$patch" \

        "$patch_url"

    cd $builddir/linux-$linuxver

    echo "CROSSBUILD: defconfig kernel"

    $make ARCH=or32 defconfig

    echo "CROSSBUILD: installing headers to $prefix/or32-elf"

    $make INSTALL_HDR_PATH=$prefix/$target headers_install

}

build_uclibc () {

    file="$uclibc"

    file_url="$uclibc_url"

    patch="$uclibc_patch"

    patch_url="$uclibc_patch_url"

    toolname="uClibc"

    version="$uclibcver"

    download_extract_patch "$toolname" "$version" "$file" "$file_url" "$patch" \

        "$patch_url"

    cd $builddir

    cd uClibc-$uclibcver

    # Substitute appropriate paths for kernel headers and install path

    echo "CROSSBUILD: configuring .config for install path"

    # Create a single variable with all paths expanded

    kheaders="KERNEL_HEADERS=\\\"$prefix\\/$target\\/include\\\""

    # In-place SED

    sed -i -e "s|KERNEL_HEADERS.*|$kheaders|g" $uclibc_config

    develprefix="DEVEL_PREFIX=\\\"$prefix\\/$target\\\""

    sed -i -e "s|DEVEL_PREFIX.*|$develprefix|g" $uclibc_config

    echo "CROSSBUILD: defconfig uClibc"

    $make ARCH=or32 defconfig

    echo "CROSSBUILD: building uClibc"

    $make

    echo "CROSSBUILD: installing uClibc"

    $make ARCH=or32 all

    $make install

 # TODO - maybe move uClibc's libc.a where GCC can find it ($prefix/$target/lib)

    echo "CROSSBUILD: uClibc build complete"

}

##############################################################################

# Code:

for t in $reqtools; do

  tool=`findtool $t`

  if test -z "$tool"; then

    echo "CROSSBUILD: \"$t\" is required for this script to work."

    echo "CROSSBUILD: Please install \"$t\" and re-run the script."

    exit

  fi

done

# Verify build directory or create it

if test -d $builddir; then

    if test ! -w $builddir; then

        echo "CROSSBUILD: ERROR: No write permissions for the build directory!"

        exit

    fi

else

    mkdir -p $builddir

fi

# Verify download directory or create it

if test -d "$dlwhere"; then

  if ! test -w "$dlwhere"; then

    echo "CROSSBUILD: $dlwhere exists, but doesn't seem to be writable for you"

    exit

  fi

else

  mkdir -p $dlwhere

  if test $? -ne 0; then

    echo "CROSSBUILD: $dlwhere is missing and we failed to create it!"

    exit

  fi

  echo "CROSSBUILD: $dlwhere has been created"

fi

# Verify installation directory

if test ! -d $prefix; then

  mkdir -p $prefix

  if test $? -ne 0; then

    echo "CROSSBUILD: $prefix is missing and we failed to create it!"

    exit

  fi

fi

if test ! -w $prefix; then

  echo "CROSSBUILD: ERROR: This script is set to install in $prefix but has no write permissions for it"

  echo "CROSSBUILD: Please fix this and re-run this script"

  exit

fi

echo "CROSSBUILD: Download dir: $dlwhere"

echo "CROSSBUILD: Build dir   : $builddir"

echo "CROSSBUILD: Install dir : $prefix"

### start the builds

build_gnu_tool "or1ksim" "$simver" "$sim" "$sim_url" "" "" "$prefix/or1ksim" "--enable-ethphy"

build_gnu_tool "binutils" "$binutilsver" "$binutils" "$binutils_url" "$binutils_patch" "$binutils_patch_url" "$prefix" "$or32configure"

PATH="$prefix/bin:${PATH}" # add binutils to $PATH for gcc build

prepare_gcc "$gccver" "$newlib" "$newlibver" "$newlib_url" "$newlib_patch" "$newlib_patch_url"

build_gnu_tool "gcc" "$gccver" "$gcc" "$gcc_url" "$gcc_patch" "$gcc_patch_url" "$prefix" "$or32configure"

post_gcc_install

build_gnu_tool "gdb" "$gdbver" "$gdb" "$gdb_url" "$gdb_patch" "$gdb_patch_url" "$prefix" "$or32configure"

install_linux_headers

build_uclibc

### builds done

#echo "CROSSBUILD: Deleting build folder"

#rm -rf $builddir

echo ""

echo "CROSSBUILD: Done!"

echo ""

echo "CROSSBUILD: Remove temporary build directory, $builddir, manually"

echo ""

echo "CROSSBUILD: Now add $prefix/bin and $prefix/or1ksim/bin to your \$PATH."

echo ""