crosstools.sh

   1 #!/bin/sh
   2
   3 # The download a file function.
   4 download()
   5 {
   6     local url=$1
   7
   8     # Download the file.
   9     wget  --progress=dot -c -P tools $url 2>&1 | grep "%" | sed -u -e "s,\.,,g" -e "s,\,,,g" | awk '{printf("\b\b\b\b%4s", $2)}'
  10
  11     # Delete everything and show done.
  12     echo -ne "\b\b\b\b"
  13     echo " [DONE]"
  14 }
  15
  16 # Export some common stuff - the defaults, if they aren't in the arguments.
  17 test ! -n "$PREFIX" && PREFIX=$(readlink -f ./tools)
  18
  19 # The TARGET.
  20 # Currently allowed values: bcm2835 [RPi]
  21 # TODO: probably spit out error message.
  22 test ! -n "$TARGET" && TARGET=bcm2835
  23
  24 # Parse command line options for prefix & target.
  25 while getopts "p:t:" optname
  26     do
  27       case "$optname" in
  28         "p")
  29           PREFIX=$OPTARG
  30           ;;
  31         "t")
  32           TARGET=$OPTARG
  33           ;;
  34       esac
  35     done
  36
  37 if test z"$TARGET" = z"bcm2835"
  38 then
  39     TARGET=arm-none-eabi
  40 fi
  41
  42 # Make the build directory.
  43 mkdir -p tools
  44
  45 # Get the tools.
  46
  47 # Binutils.
  48 echo -n "  [WGET]  tools/binutils-2.23.2.tar.bz2,    "
  49 download "http://ftp.gnu.org/gnu/binutils/binutils-2.23.2.tar.bz2"
  50
  51 # GCC.
  52 echo -n "  [WGET]  tools/gcc-4.8.1.tar.bz2,    "
  53 download "http://ftp.gnu.org/gnu/gcc/gcc-4.8.1/gcc-4.8.1.tar.bz2"
  54
  55 # Untar them.
  56
  57 # Binutils.
  58 echo "  [UNTAR] tools/binutils-2.23.2.tar.bz2"
  59 tar -xf tools/binutils-2.23.2.tar.bz2 -C tools >/dev/null
  60 rm tools/binutils-2.23.2.tar.bz2
  61
  62 # GCC.
  63 echo "  [UNTAR] tools/gcc-4.8.1.tar.bz2"
  64 tar -xf tools/gcc-4.8.1.tar.bz2 -C tools >/dev/null
  65 rm tools/gcc-4.8.1.tar.bz2
  66
  67 # Build the tools.
  68
  69 # Binutils.
  70 mkdir -p tools/build-binutils
  71
  72 # Configure.
  73 echo "  [BINUT] Configuring"
  74 cd tools/build-binutils && ../binutils-2.23.2/configure --target=$TARGET --prefix=$PREFIX --disable-nls
  75 cd ../../
  76
  77 # Compile.
  78 echo "  [BINUT] Compiling"
  79 make -C tools/build-binutils all
  80
  81 # Install.
  82 echo "  [BINUT] Installing"
  83 make -C tools/build-binutils install
  84
  85 # Clean.
  86 echo "  [BINUT] Cleaning"
  87 rm -rf tools/build-binutils tools/binutils-2.23.2
  88
  89 # GCC.
  90 mkdir -p tools/build-gcc
  91
  92 # Configure.
  93 echo "  [GCC]   Configuring"
  94 export PATH=$PATH:$PREFIX/bin
  95 cd tools/build-gcc && ../gcc-4.8.1/configure --target=$TARGET --prefix=$PREFIX --disable-nls --enable-languages=c --without-headers --with-gnu-as --with-gnu-ld
  96 cd ../../
  97
  98 export LD_FOR_TARGET=$PREFIX/bin/$TARGET-elf-ld
  99 export OBJDUMP_FOR_TARGET=$PREFIX/bin/$TARGET-elf-objdump
 100 export NM_FOR_TARGET=$PREFIX/bin/$TARGET-elf-nm
 101 export RANLIB_FOR_TARGET=$PREFIX/bin/$TARGET-elf-ranlib
 102 export READELF_FOR_TARGET=$PREFIX/bin/$TARGET-elf-readelf
 103 export STRIP_FOR_TARGET=$PREFIX/bin/$TARGET-elf-strip
 104 export AS_FOR_TARGET=$PREFIX/bin/$TARGET-elf-as
 105
 106 # Compile.
 107 echo "  [GCC]   Compiling"
 108 make -C tools/build-gcc all-gcc
 109
 110 # Install.
 111 echo "  [GCC]   Installing"
 112 make -C tools/build-gcc install-gcc
 113
 114 # Compile libgcc.
 115 echo "  [LIBGCC] Compiling"
 116 make -C tools/build-gcc all-target-libgcc CFLAGS_FOR_TARGET="-g -O2"
 117
 118 # Install
 119 echo "  [LIBGCC] Installing"
 120 make -C tools/build-gcc install-target-libgcc
 121
 122 # Clean.
 123 echo "  [GCC]   Cleaning"
 124 rm -rf tools/build-gcc tools/gcc-4.8.1