setup_L2_cache.sh

#!/bin/bash

# This script will equip your system with the rocket-chip implementation dated March 2nd, 2018
# Please make sure:
#  1. you've created a Virtual Machine as advised over at Learning Journey pages
#  2. you've run setup_general.sh before running this script.
# For details, kindly take a look at README.md
# 

export PROJ_NAME=F
# If $PROJ_NAME is NOT defined in .bashrc, you may define it as "export PROJ_NAME=F"

#if [ ! -d "$LJRC" ]; then
  # Let the user to enter the needed branch name. It can be master if wanted.
  #read -p "Enter the name of branch: " branchName
#fi

##########################################################
# Define the tool chain location.
##########################################################
if [ -z ${LJRC} ]; then
  export LJRC=${HOME}/learning-journey
fi

##########################################################
# Clone the project.
##########################################################
if [ ! -d "$LJRC/learning_journey_rocket_chip" ]; then
  ##########################################################
  # Prepare the .gitconfig file - important for qemu and jimtcl
  ##########################################################
  git config --global url.https://github.com/qemu.insteadof git://git.qemu-project.org
  git config --global url.git://cgit.freedesktop.org/pixman.insteadof https://anongit.freedesktop.org/pixman 
  git config --global --add url.git://cgit.freedesktop.org/pixman.insteadof git://anongit.freedesktop.org/pixman 
  git config --global url.https://github.com/msteveb/jimtcl.git.insteadof http://repo.or.cz/r/jimtcl.git

  ##########################################################
  # Clone and get the repository.
  ##########################################################
  mkdir $LJRC
  cd $LJRC
  git config --global credential.helper "cache --timeout=36000"
  git clone https://github.com/Intensivate/learning_journey_rocket_chip.git  
  cd learning_journey_rocket_chip
  git submodule update --init

  ##########################################################
  # Update .bashrc to include RISCV
  ##########################################################
  sed -i '/RISCV/d' ~/.bashrc
  sed -i '/ROCKETCHIP/d' ~/.bashrc
  sed -i '/LJRC/d' ~/.bashrc
  sed -i '/TOP/d' ~/.bashrc
  perl -i -p0e 's/\# AUTOGENERATED_CORE START.*?\# AUTOGENERATED_CORE END//s' ~/.bashrc

  echo >> ~/.bashrc
  echo \# AUTOGENERATED_CORE START >> ~/.bashrc
  echo export PROJ_NAME=F >> ~/.bashrc
  echo \  >> ~/.bashrc
  echo export LJRC=${LJRC} >> ~/.bashrc
  echo  >> ~/.bashrc
  echo if [ \"\$PROJ_NAME\" == \"F\" ]\; then >> ~/.bashrc
  echo \ \ cd ${LJRC}/learning_journey_rocket_chip >> ~/.bashrc
  echo \ \ source set_env.sh >> ~/.bashrc
  echo fi >> ~/.bashrc
  echo \# AUTOGENERATED_CORE END >> ~/.bashrc
  echo >> ~/.bashrc

  ##########################################################
  # Build the needed tools.
  ##########################################################
  # Building the RISC-V cross-compilation tools
  cd $LJRC/learning_journey_rocket_chip
  source $LJRC/learning_journey_rocket_chip/set_env.sh
  cd riscv-tools
  git submodule update --init --recursive
  ./build.sh
  rm -rf riscv-gnu-toolchain/build

  ##########################################################
  # Set up Verilator.
  ##########################################################

  cd $LJRC/learning_journey_rocket_chip
  source $LJRC/learning_journey_rocket_chip/set_env.sh
  cd $LJRC/learning_journey_rocket_chip/emulator
  make
  mkdir -p $VERILATOR_ROOT/include
  ln -s $VERILATOR_ROOT/share/verilator/include $VERILATOR_ROOT/include
  ln -s $VERILATOR_ROOT/share/verilator/include/* $VERILATOR_ROOT/include
  ln -s $VERILATOR_ROOT/share/verilator/bin/verilator_includer $VERILATOR_ROOT/bin/verilator_includer

  ##########################################################
  # Return back to the working area.
  ##########################################################
  # Back to normal configuration.
  . ~/.bashrc
  cd ${LJRC}

else
  echo "Re-running the script"
  cd $LJRC/learning_journey_rocket_chip
  git pull
  git pull --recurse-submodules
  git pull
  cd riscv-tools
  git submodule update --init --recursive
  ./build.sh
  rm -rf riscv-gnu-toolchain/build
  cd $LJRC/learning_journey_rocket_chip
  echo "Script re-run finished"
fi