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#!/bin/bash
 
# Copyright (C) 2008, www.meansoffreedom.org, www.orsoc.se
# This file is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
##Date: 04/28/2008
##Title: MOF_ORSOC_TCN_1.sh
##Purpose: Complete Toolchain Builder from MOF & ORSoC.
##initial rgd
 
##Beginning globals
HOST="195.67.9.12"
LUSER="ocuser"
PASSWD="oc"
START_DIR=`pwd`
DN="n"
FTP_DIR="toolchain"
DIR="empty"
 
##Versions
BINUTILS_VER=binutils-2.18.50
GCC_VER=gcc-4.2.2
UCLIC_VER=uClibc-0.9.29
LINUX_VER=linux-2.6.19
BUSY_VER=busybox-1.7.5
SIM_VER=or1ksim-0.2.0rc2
 
##Patches
PATCH1="$BINUTILS_VER.or32_fixed_patch.bz2"
PATCH2=$GCC_VER.or32patch.bz2
PATCH3="linux_2.6.19_or32_unified_simtested.bz2"
PATCH4="uClibc-0.9.29_test_patch"
 
##Configs
CONFIG1="rgd_uc_29dotconfig"
CONFIG2="rgd_bb_1.75dotconfig"
 
##Tarballs
ZBALL1=$BINUTILS_VER.tar.bz2
TBALL1=$BINUTILS_VER.tar
ZBALL2=$GCC_VER.tar.bz2
TBALL2=$GCC_VER.tar
ZBALL3=$UCLIC_VER.tar.bz2
TBALL3=$UCLIC_VER.tar
ZBALL4=$LINUX_VER.tar.bz2
TBALL4=$LINUX_VER.tar
ZBALL5=$BUSY_VER.tar.bz2
TBALL5=$BUSY_VER.tar
ZBALL6="or1ksim-0.2.0rc2.tar.bz2"
TBALL6="or1ksim-0.2.0rc2.tar"
ZBALL7="initrd-fb-03.ext2.last.work.1.7.5.bz2"
 
##Welcome message
echo
echo "Hello & Welcome to the ORSoC & MOF toolchain builder"
echo
echo "############################README#############################"
echo
echo "To use this script you have to answer 2 easy y/n questions."
echo "There is a third question after everything is built."
echo
echo "The first question asks if you need to download all the code."
echo "The second checks the download area and permits change if req."
echo "Typically the answers to all the questions are  y,y ."
echo
echo "The third question asks if you want to run the freshly"
echo "built linux image built with the new toolchain as a nice test"
echo "in the or1k simulator that is build with this package."
echo
echo "Finally note that it is best to run this script in a clean dir"
echo "as root.If you can't run as root things will work fine, but"
echo "the simulator run of the linux image will use a default"
echo "ramdisk with a prebuilt busybox rather than the fresh"
echo "one built by this program.      Enjoy"
echo
echo "############################README#############################"
echo
 
 
## You need to install these packages in order to be able to create
## the toolchain. You can use the commands below if you use a 
## matching Linux distribution, for example Ubuntu.
 
 
#apt-get update
#apt-get -y install build-essential
#apt-get -y install gcc
#apt-get -y install g++
#apt-get -y install flex
#apt-get -y install bison
#apt-get -y install patch
#apt-get -y install texinfo
#apt-get -y install libncurses-dev
 
 
##Find out what user wants to do
echo "Get sources & patches select['y'] else you have them select['n'](y/n)"
read YN
 
##Case control
VAL=$(echo $YN | tr [:upper:] [:lower:])
echo
 
##Get user input
if [ $VAL = "y" ];then
  CDIR=pwd
  echo "This is the current working directory: `$CDIR`"
  echo
  echo "[`$CDIR`] for install select ['y'] else select ['n'] alternate:(y/n)"
  read YN
  VAL=$(echo $YN | tr [:upper:] [:lower:])
 
  if [ $VAL = "y" ];then
    DIR=`pwd`
  else ##Allow user to change path
    echo "Please Enter complete path to directory you prefer:"
    read DIR
 
    until [ $DN = "y" ];do
    echo "Is this correct [$DIR]:(y/n)"
    read DN
    VAL=$(echo $DN | tr [:upper:] [:lower:])
    if [ $DN = "n" ];then
      echo "Please Enter the correct path again:"
      read DIR
    fi
    done
    cd $DIR
    echo "loop done"
    pwd
  fi ##second $VAL = "y"
 
  mkdir $DIR/download
  chmod 777 $DIR/download
 
  ##Time to ftp it all    
  ##FTP kludge
  cd $DIR/download
  echo "Downloading files, it may take a while!"
  echo
  echo
 
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$PATCH1
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$PATCH2
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$PATCH3
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$PATCH4
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$CONFIG1
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$CONFIG2
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$ZBALL1
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$ZBALL2
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$ZBALL3
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$ZBALL4
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$ZBALL5
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$ZBALL6
  wget ftp://$LUSER:$PASSWD@$HOST/$FTP_DIR/$ZBALL7
fi
 
 
if [ $DIR = "empty" ];then
  DIR=$START_DIR
fi
 
cd $DIR
 
#Always start with a clean build dir
rm -fr $DIR/build
mkdir $DIR/build
chmod 777 $DIR/build
cp $DIR/download/*.bz2 $DIR/build
cp $DIR/download/$PATCH1 $DIR/build
cp $DIR/download/$PATCH2 $DIR/build
cp $DIR/download/$PATCH3 $DIR/build
cp $DIR/download/$PATCH4 $DIR/build
echo
echo "Unbundling the tarballs"
echo
echo
 
BUILD_TOP=$DIR/build
export BUILD_TOP
cd $BUILD_TOP
cp $DIR/download/$CONFIG1 $BUILD_TOP
cp $DIR/download/$CONFIG2 $BUILD_TOP
 
chmod 777 *
bunzip2 $BUILD_TOP/$ZBALL1
tar -xvf $BUILD_TOP/$TBALL1
bunzip2 $BUILD_TOP/$ZBALL2
tar -xvf $BUILD_TOP/$TBALL2
bunzip2 $BUILD_TOP/$ZBALL3
tar -xvf $BUILD_TOP/$TBALL3
bunzip2 $BUILD_TOP/$ZBALL4
tar -xvf $BUILD_TOP/$TBALL4
bunzip2 $BUILD_TOP/$ZBALL5
tar -xvf $BUILD_TOP/$TBALL5
bunzip2 $BUILD_TOP/$ZBALL6
tar -xvf $BUILD_TOP/$TBALL6
bunzip2 $BUILD_TOP/$ZBALL7
 
echo "Done with zips and tars"
##create working directories and delete turds
rm -fr $BUILD_TOP/tools
rm -fr $BUILD_TOP/b-gcc
rm -fr $BUILD_TOP/b-b
 
mkdir $BUILD_TOP/tools
mkdir $BUILD_TOP/b-gcc
mkdir $BUILD_TOP/b-b
 
##########################Building Binutils#######################
cd $BUILD_TOP
echo "Patching and building Binutils"
 
cd $BINUTILS_VER
bzip2 -dc ../$PATCH1 |patch -p1
 
cd ..
cd $BUILD_TOP/b-b
$BUILD_TOP/$BINUTILS_VER/configure --target=or32-uclinux --prefix=$BUILD_TOP/tools/or32-uclinux --disable-checking
make all install
export PATH=$BUILD_TOP/tools/or32-uclinux/bin:$PATH
cd $BUILD_TOP
 
##########################Building GCC############################
echo "Patching and building GCC & Linux"
cd $BUILD_TOP
cd $LINUX_VER
 
bzip2 -dc ../linux_2.6.19_or32_unified_simtested.bz2 |patch -p1
cp rgd_dot_config .config
make oldconfig
 
cd $BUILD_TOP
 
mkdir $BUILD_TOP/tools/or32-uclinux/include
mkdir $BUILD_TOP/tools/or32-uclinux/include/asm
mkdir $BUILD_TOP/tools/or32-uclinux/include/linux
 
cp -f -dR linux-2.6.19/include/linux/* $BUILD_TOP/tools/or32-uclinux/include/linux
cp -f -dR linux-2.6.19/include/asm-or32/* $BUILD_TOP/tools/or32-uclinux/include/asm
 
cd $BUILD_TOP/tools/or32-uclinux
ln -s include sys-include
cd $BUILD_TOP
cd $GCC_VER
bzip2 -dc ../gcc-4.2.2.or32patch.bz2 |patch -p1
cd $BUILD_TOP
cd b-gcc
$BUILD_TOP/gcc-4.2.2/configure --target=or32-uclinux --prefix=$BUILD_TOP/tools/or32-uclinux --with-local-prefix=$BUILD_TOP/tools/or32-uclinux/or32-uclinux --with-gnu-as --with-gnu-ld --disable-libssp --enable-languages=c
make all install
 
cd $BUILD_TOP
cd $LINUX_VER
make vmlinux ARCH=or32 CROSS_COMPILE=$BUILD_TOP/tools/or32-uclinux/bin/or32-uclinux-
 
##########################Building uClibc#########################
echo "Patching and building uClibc"
cd $BUILD_TOP
cd $UCLIC_VER
 
bzip2 -dc ../$PATCH4 |patch -p1
export CC=or32-uclinux-gcc
export BUILD_TOP
cp $BUILD_TOP/$CONFIG1  $BUILD_TOP/$UCLIC_VER/.config
cp $BUILD_TOP/$CONFIG1  $BUILD_TOP/$UCLIC_VER/.config.old
make oldconfig
ln -s extra/Configs/Config.or32 Config
make all install
 
unset CC
 
##########################re-Building GCC########################
echo "Patching and re-building GCC"
cd $BUILD_TOP
cd b-gcc
$BUILD_TOP/gcc-4.2.2/configure --target=or32-uclinux --prefix=$BUILD_TOP/tools/or32-uclinux --with-local-prefix=$BUILD_TOP/tools/or32-uclinux/or32-uclinux --with-gnu-as --with-gnu-ld --disable-libssp --enable-languages=c
make all install
 
cd $BUILD_TOP/tools/or32-uclinux/or32-uclinux
ln -s ../include sys-include
cd lib
cp -f -dR ../../lib/* .
cd $BUILD_TOP
echo "Build of the toolchain is complete"
 
##########################Building Busybox########################
echo "Building $BUSY_VER"
cd $BUSY_VER
cp $BUILD_TOP/$CONFIG2  $BUILD_TOP/$BUSY_VER/.config
cp $BUILD_TOP/$CONFIG2  $BUILD_TOP/$BUSY_VER/.config.old
make oldconfig
make ARCH=or32 CROSS_COMPILE=$BUILD_TOP/tools/or32-uclinux/bin/or32-uclinux-
make install ARCH=or32 CROSS_COMPILE=$BUILD_TOP/tools/or32-uclinux/bin/or32-uclinux-
cd $BUILD_TOP
RT=`whoami`
if [ $RT = "root" ];then
  mkdir seeit
  chmod 777 seeit
  mount -t ext2 -o loop initrd-fb-03.ext2.last.work.1.7.5 seeit
  cp -f -dR $BUILD_TOP/busy_out.1.7.5/* $BUILD_TOP/seeit
  umount seeit
  cp -f initrd-fb-03.ext2.last.work.1.7.5 $LINUX_VER/arch/or32/support/initrd-fb-03.ext2
else
  echo "Using default ramdisk since the User is not root"
  echo "Note that this program built busybox but did not"
  echo "install it on the ramdisk. Defaults are used."
  cp -f initrd-fb-03.ext2.last.work.1.7.5 $LINUX_VER/arch/or32/support/initrd-fb-03.ext2
fi
 
cd $BUILD_TOP
 
##########################Final Linux kernel build################
echo "Final Linux Kernel build"
cd $BUILD_TOP
cd $LINUX_VER
make vmlinux ARCH=or32 CROSS_COMPILE=$BUILD_TOP/tools/or32-uclinux/bin/or32-uclinux-
cd $BUILD_TOP
 
##########################Simulator build#########################
echo "Building or1k simulator"
cd $BUILD_TOP
cd $SIM_VER
./configure --target=or32-uclinux --prefix=$BUILD_TOP/tools/or32-uclinux
make all install
cd $BUILD_TOP
 
##########################Code Test###############################
cd $BUILD_TOP
echo "Run Linux image in the simulator['y'] or not['n'](y/n)"
read SI
 
SVAL=$(echo $SI | tr [:upper:] [:lower:])
if [ $SVAL = "y" ];then
  echo "In another window you should: telnet 127.0.0.1 10084" 
  cd $LINUX_VER
  $BUILD_TOP/tools/or32-uclinux/bin/or32-uclinux-sim -f sim.cfg vmlinux
fi
 
echo "Build is complete"
echo "Your tools are installed in: $BUILD_TOP/tools/or32-uclinux/bin"
exit
 
##########################End Script##############################