Init.sh

#!/usr/bin/env bash
#   Copyright 2018-2025 The University of Birmingham
#
#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.

## @file Init.sh
# shellcheck source=Other/CommonFunctions.sh
. $(dirname "$0")/Other/CommonFunctions.sh

## @fn help_message
#
# @brief Prints an help message
#
# The help message contains both the options available for the first line of the tcl, both the command usage
# This function uses echo to print to screen
#
# @param[in]    $1 the invoked command
#
function help_message() {
  echo
  echo " Hog - Initialise repository"
  echo " ---------------------------"
  echo " Initialise your Hog-handled firmware repository"
  echo " - (optional) Compile questasim/modelsim/riviera libraries (if questasim executable is found)"
  echo " - (optional) Create vivado projects (if vivado executable is found)"
  echo
  exit 0
}

## @fn init
#
# @brief main function, initialize the repository by compiling  simulation libraries and creating projects
#
#
function init() {

  local OLD_DIR
  OLD_DIR=$(pwd)
  local DIR
  DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

  if [ "$1" == "-h" ] || [ "$1" == "-help" ] || [ "$1" == "--help" ] || [ "$1" == "-H" ]; then
    help_message "$0"
  fi

  cd "${DIR}" || exit

  COMPILER_FOUND=false

  ##! The script checks if Vivado is installed and set up on the shell.
  ##! NOTE that these checks are performed using 'command -v '
  if [ "$(command -v vivado)" ]; then
    COMPILER_FOUND=true
    local VIVADO
    VIVADO=$(command -v vivado)
    ##! If Vivado is installed it checks if vsim command is defined (Questasim or Modelsim is installed and set-up in the shell).
    ##! NOTE that these checks are performed using 'command -v '
    echo
    ##! Ask the user if he wants to compile the simulation libraries
    ##! NOTE use read to grab user input
    ##! NOTE if the user input contains Y or y then is accepted as yes
    read -p "  Do you want to compile the simulation libraries for Vivado (this might take some time)? " -n 1 -r
    echo
    if [[ "${REPLY}" =~ ^[Yy]$ ]]; then
      echo "Please select the target simulator"
      printf "1. Questa Advanced Simulator \n2. ModelSim Simulator \n3. Riviera-PRO Simulator \n4. Incisive Enterprise Simulator (IES) \n5. Xcelium Parallel Simulator \n6. Verilog Compiler Simulator (VCS)"
      read -p " " -n 1 -r
      echo
      if [ "${REPLY}" -le 6 ] && [ "${REPLY}" -gt 0 ]; then
        case $REPLY in
        1)
          SIMULATOR=questa
          ;;
        2)
          SIMULATOR=modelsim
          ;;
        3)
          SIMULATOR=riviera
          ;;
        4)
          SIMULATOR=ies
          ;;
        5)
          SIMULATOR=xcelium
          ;;
        6)
          SIMULATOR=vcs
          ;;
        esac

        echo "Where do you want the simulation libraries to be saved? (skip for default: SimulationLib)"
        read -r SIMDIR
        echo
        if [[ $SIMDIR == "" ]]; then
          SIMDIR="SimulationLib"
        fi

        Msg Info "Compiling $SIMULATOR libraries into $SIMDIR..."
        "${VIVADO}" -mode batch -notrace -source ./Tcl/utils/compile_simlib.tcl -tclargs -simulator $SIMULATOR -output_dir $SIMDIR
        rm -f ./Tcl/.cxl.*
        rm -f ./Tcl/compile_simlib.log
        rm -f ./Tcl/*.ini
      else
        echo "Chosen simulator is not valid. No simulation libraries will be compiled..."
      fi

    fi
  fi

  # Repeat compilation using Quartus
  if [ "$(command -v quartus_sh)" ]; then
    COMPILER_FOUND=true
    local QUARTUS
    QUARTUS=$(command -v quartus_sh)
    ##! If Quartus is installed it checks if vsim command is defined (Questasim or Modelsim is installed and set-up in the shell).
    ##! NOTE that these checks are performed using 'command -v '
    if [ "$(command -v vsim)" ]; then
      echo
      ##! If Questasim or Modelsim is installed ask user if he wants to compile
      ##! NOTE use read to grab user input
      ##! NOTE if the user input contains Y or y then is accepted as yes
      read -p "  Do you want to compile Questasim libraries for Quartus (this might take some time)? " -n 1 -r
      echo
      if [[ "${REPLY}" =~ ^[Yy]$ ]]; then
        Msg Info "Compiling Questasim libraries into SimulationLib..."
        mkdir -p "${OLD_DIR}/SimulationLib_quartus/verilog/"
        mkdir -p "${OLD_DIR}/SimulationLib_quartus/vhdl/"
        "${QUARTUS}" --simlib_comp -suppress_messages -tool questasim -language verilog -family all -directory "${OLD_DIR}/SimulationLib_quartus/verilog/"
        "${QUARTUS}" --simlib_comp -suppress_messages -tool questasim -language vhdl -family all -directory "${OLD_DIR}/SimulationLib_quartus/vhdl/"
      else
        read -p "  Do you want to compile Modelsim libraries for Quartus (this might take some time)? " -n 1 -r
        echo
        if [[ "${REPLY}" =~ ^[Yy]$ ]]; then
          Msg Info "Compiling Modelsim libraries into SimulationLib..."
          mkdir -p "${OLD_DIR}/SimulationLib_quartus/verilog/"
          mkdir -p "${OLD_DIR}/SimulationLib_quartus/vhdl/"
          "${QUARTUS}" --simlib_comp -suppress_messages -tool modelsim -language verilog -family all -directory "${OLD_DIR}/SimulationLib_quartus/verilog/"
          "${QUARTUS}" --simlib_comp -suppress_messages -tool modelsim -language vhdl -family all -directory "${OLD_DIR}/SimulationLib_quartus/vhdl/"
        fi
      fi
    else
      Msg Warning "No modelsim executable found, will not compile libraries"
    fi
  fi

  if ! $COMPILER_FOUND; then
    Msg Warning "No Vivado or Quartus executable found!"
  fi

  ##! Scan for existing Vivado projects and ask user to automatically create listFiles
  ##! NOTE projects already in Projects directory have already a Hog structure, ignore them
  ##! NOTE use read to grab user input
  ##! NOTE if the user input contains Y or y then is accepted as yes

  Vivado_prjs=$(find "$DIR/.." -path "$DIR/../Projects" -prune -false -o -name "*.xpr")

  for Vivado_prj in $Vivado_prjs; do
    echo
    Vivado_prj_base=$(basename "$Vivado_prj")
    read -p "  Found existing Vivado project $Vivado_prj_base. Do you want to convert it to a Hog compatible project? (creates listfiles and hog.conf) " -n 1 -r
    echo # (optional) move to a new line
    if [[ "${REPLY}" =~ ^[Yy]$ ]]; then
      Force=""
      if [ -d "$DIR/../Top/${Vivado_prj_base%.*}" ]; then
        read -p "  Directory \"Top/${Vivado_prj_base%.*}\" exists. Do you want to overwrite it? " -n 1 -r
        echo # (optional) move to a new line
        if [[ "${REPLY}" =~ ^[Yy]$ ]]; then
          Force=" -force "
        else
          continue
        fi
      fi
      vivado -mode batch -notrace -source $DIR/Tcl/utils/check_list_files.tcl $Vivado_prj -tclargs -recreate $Force -recreate_conf
    fi
  done

  ##! Ask user if he wants to create all projects in the repository
  ##! NOTE use read to grab user input
  ##! NOTE if the user input contains Y or y then is accepted as yes
  echo
  read -p "  Do you want to create projects now (can be done later with CreateProject.sh)? " -n 1 -r
  echo # (optional) move to a new line
  if [[ "${REPLY}" =~ ^[Yy]$ ]]; then
    cd ..
    proj=$(search_projects Top)
    Msg Info "Creating projects for: $proj..."
    for f in $proj; do
      Msg Info "Creating Vivado project: $f..."
      ./Hog/CreateProject.sh "${f}"
    done
  fi

  ##! Ask user if he wants to add custom Vivado GUI button to automatically update listfiles
  ##! NOTE use read to grab user input
  ##! NOTE if the user input contains Y or y then is accepted as yes
  if [ "$(command -v vivado)" ]; then
    echo
    read -p "  Do you want to add three buttons to the Vivado GUI to check and update the list files and the project hog.conf file automatically? " -n 1 -r
    echo
    echo
    if [[ "${REPLY}" =~ ^[Yy]$ ]]; then
      vivado -mode batch -notrace -source $DIR/Tcl/utils/add_hog_custom_button.tcl
    fi
  fi

  ##! Check if hog tags tag exist, and if not ask user if they want to create v0.0.1
  cd "$DIR/.." || exit
  if git describe --match "v*.*.*" >/dev/null 2>&1; then
    Msg Info "Repository contains Hog-compatible tags."
  else
    read -p "  Your repository does not have Hog-compatible tags, do you wish to create an initial tag v0.0.1 now?" -n 1 -r
    echo # (optional) move to a new line
    if [[ "${REPLY}" =~ ^[Yy]$ ]]; then
      git tag v0.0.1 -m "First Hog tag"
    fi
  fi

  Msg Info "All done."
  cd "${OLD_DIR}" || exit
}



function HogInitFunc(){
  # init $@
  # echo "HogInitFunc ($*)"
  init "$@"
  exit 0
}

if [[ ${BASH_SOURCE[0]} == "$0" ]]; then
  print_hog "$(dirname "$0")"
  init "$@"
fi