include coreboot-sdk build system

shamelessly taken from https://github.com/Thrilleratplay/coreboot-builder-scripts

thanks a lot!

README.md

@@ -26,6 +26,10 @@ Either when
 * Everything necessary to [build coreboot](https://www.coreboot.org/Build_HOWTO) is included here
 * When doing a release, we always try to upload to coreboot's [board status project](https://www.coreboot.org/Supported_Motherboards)
 * If we add out-of-tree patches, we always [post them for review](http://review.coreboot.org/) upstream
+* The scripts to build reproducibly are based on
+[these](https://github.com/Thrilleratplay/coreboot-builder-scripts)
+scripts that use the
+[coreboot-sdk](https://hub.docker.com/r/coreboot/coreboot-sdk/).
 
 ## Alternatives
 We aim to be the easiest possible coreboot distribution - both

build.sh

@@ -0,0 +1,103 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-3.0+
+set -e
+
+## import variables
+. ./common/variables.sh
+
+################################################################################
+## Menu
+################################################################################
+
+## Parse avialble models from directory names
+AVAILABLE_MODELS=$(find ./ -maxdepth 1 -mindepth 1 -type d | sed  's/\.\///g' | grep -Ev "common|git")
+
+## Help menu
+usage()
+{
+  echo "Usage: "
+  echo
+  echo "  $0 [-t <TAG>] [-c <COMMIT>] [--config] [--bleeding-edge] [--clean-slate] <model>"
+  echo
+  echo "  --bleeding-edge              Build from the latest commit"
+  echo "  --clean-slate                Purge previous build directory and config"
+  echo "  -c, --commit <commit>        Git commit hash"
+  echo "  --flash                      Flash BIOS if build is successful"
+  echo "  -h, --help                   Show this help"
+  echo "  -i, --config                 Execute with interactive make config"
+  echo "  -t, --tag <tag>              Git tag/version"
+  echo
+  echo "If a tag, commit or bleeding-edge flag is not given, the latest Coreboot release will be built."
+  echo
+  echo
+  echo "Available models:"
+  for AVAILABLE_MODEL in $AVAILABLE_MODELS; do
+      echo "$(printf '\t')$AVAILABLE_MODEL"
+  done
+}
+
+## Iterate through command line parameters
+while :
+do
+    case "$1" in
+      --bleeding-edge)
+        COREBOOT_COMMIT="master"
+        shift 1;;
+      --clean-slate)
+        CLEAN_SLATE=true
+        shift 1;;
+      -c | --commit)
+        COREBOOT_COMMIT="$2"
+        shift 2;;
+      --flash)
+        FLASH_AFTER_BUILD=true
+        shift 1;;
+      -h | --help)
+        usage >&2
+        exit 0;;
+      -i | --config)
+        COREBOOT_CONFIG=true
+        shift 1;;
+      -t | --tag)
+        COREBOOT_TAG="$2"
+        shift 2;;
+      -*)
+        echo "Error: Unknown option: $1" >&2
+        usage >&2
+        exit 1;;
+      *)
+        break;;
+    esac
+done
+
+## Validate and normalize given model number
+MODEL=$(echo "$@" | tr -d '[:space:]' | tr '[:upper:]' '[:lower:]');
+
+## Check if valid model
+if [ -z "$MODEL" ] || [ ! -d "$PWD/$MODEL" ]; then
+  usage
+  exit 1;
+fi;
+
+################################################################################
+################################################################################
+
+if [ ! -d "$PWD/$MODEL/build" ]; then
+  mkdir "$PWD/$MODEL/build"
+elif [ "$CLEAN_SLATE" ]; then
+  rm -rf "$PWD/$MODEL/build" || true
+  mkdir "$PWD/$MODEL/build"
+fi
+
+## Run Docker
+docker run --rm -it \
+    --user "$(id -u):$(id -g)" \
+    -v "$PWD/$MODEL/build:$DOCKER_COREBOOT_DIR" \
+    -v "$PWD/$MODEL:$DOCKER_SCRIPT_DIR" \
+    -v "$PWD/common:$DOCKER_COMMON_SCRIPT_DIR" \
+    -v "$PWD/$MODEL/stock_bios:$DOCKER_STOCK_BIOS_DIR:ro" \
+    -e COREBOOT_COMMIT="$COREBOOT_COMMIT" \
+    -e COREBOOT_TAG="$COREBOOT_TAG" \
+    -e COREBOOT_CONFIG="$COREBOOT_CONFIG" \
+    coreboot/coreboot-sdk:"$COREBOOT_SDK_VERSION" \
+    /home/coreboot/scripts/compile.sh && [ -n "$FLASH_AFTER_BUILD" ] && ./flash.sh "$MODEL"

common/config_and_make.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-3.0+
+
+# shellcheck disable=SC1091
+source /home/coreboot/common_scripts/variables.sh
+
+################################################################################
+## Copy config and run make
+################################################################################
+function configAndMake() {
+  ######################
+  ##   Copy config   ##
+  ######################
+  if [ -f "$DOCKER_COREBOOT_DIR/.config" ]; then
+    echo "Using existing config"
+  else
+    if [ -f "$DOCKER_SCRIPT_DIR/config-$COREBOOT_COMMIT" ]; then
+      cp "$DOCKER_SCRIPT_DIR/config-$COREBOOT_COMMIT" "$DOCKER_COREBOOT_DIR/.config"
+      echo "Using config-$COREBOOT_COMMIT"
+    elif [ -f "$DOCKER_SCRIPT_DIR/config-$COREBOOT_TAG" ]; then
+      cp "$DOCKER_SCRIPT_DIR/config-$COREBOOT_TAG" "$DOCKER_COREBOOT_DIR/.config"
+      echo "Using config-$COREBOOT_TAG"
+    else
+      cp "$DOCKER_SCRIPT_DIR/config" "$DOCKER_COREBOOT_DIR/.config"
+      echo "Using default config"
+    fi
+  fi
+
+  #################################
+  ##  Copy in the X230 VGA BIOS  ##
+  #################################
+  if [ -f "$DOCKER_SCRIPT_DIR/pci8086,0166.rom" ]; then
+    cp "$DOCKER_SCRIPT_DIR/pci8086,0166.rom" "$DOCKER_COREBOOT_DIR/pci8086,0166.rom"
+  fi
+
+  ##############
+  ##   make   ##
+  ##############
+  cd "$DOCKER_COREBOOT_DIR" || exit;
+
+  if [ "$COREBOOT_CONFIG" ]; then
+    make nconfig
+  fi
+
+  make
+}

common/download_coreboot.sh

@@ -0,0 +1,96 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-3.0+
+
+# shellcheck disable=SC1091
+source /home/coreboot/common_scripts/variables.sh
+
+IS_BUILD_DIR_EMPTY=$(ls -A "$DOCKER_COREBOOT_DIR")
+
+
+################################################################################
+## Update or clone git coreboot repo
+################################################################################
+function gitUpdate() {
+  if [ -z "$IS_BUILD_DIR_EMPTY" ]; then
+    # Clone Coreboot and fetch submodules
+    git clone https://github.com/coreboot/coreboot.git "$DOCKER_COREBOOT_DIR"
+    cd "$DOCKER_COREBOOT_DIR" || exit
+    git submodule update --init --recursive --remote
+
+    # blobs are ignored from updates.  Manually clone to prevent compile errors later from non empty directory cloning
+    git clone https://github.com/coreboot/blobs.git 3rdparty/blobs/
+  else
+    cd "$DOCKER_COREBOOT_DIR" || exit
+    git fetch --all --tags --prune
+
+    cd "$DOCKER_COREBOOT_DIR/3rdparty/blobs/" || exit
+    git fetch --all --tags --prune
+  fi
+}
+################################################################################
+
+
+
+################################################################################
+##
+################################################################################
+function checkoutTag() {
+  git checkout tags/"$COREBOOT_TAG" || exit
+  git submodule update --recursive --remote
+}
+################################################################################
+
+
+
+################################################################################
+##
+################################################################################
+function checkoutCommit() {
+#edge should checkout master
+  git checkout "$COREBOOT_COMMIT" || exit
+  git submodule update --recursive --remote
+}
+################################################################################
+
+
+################################################################################
+## Download the latest released version of Coreboot
+################################################################################
+function downloadCoreboot() {
+  CB_RELEASES=$(wget -q -O- https://coreboot.org/releases/sha256sum.txt  | sed 's/[^*]*\*//')
+
+  LATEST_RELEASE=$(echo -n "$CB_RELEASES" | grep "coreboot-" | grep -v "coreboot-blobs-" | sort -V | tail -n1)
+  LATEST_BLOBS=$(echo -n "$CB_RELEASES" | grep "coreboot-blobs-" | sort -V | tail -n1)
+  COREBOOT_VERSION=$(echo -n "$LATEST_RELEASE"  | sed 's/coreboot-//' | sed 's/.tar.xz//')
+
+  echo "Beginning download of $LATEST_RELEASE..."
+
+  wget -q -O- "https://coreboot.org/releases/$LATEST_RELEASE" | unxz -c | tar -C "$DOCKER_COREBOOT_DIR" -x --strip 1
+  wget -q -O- "https://coreboot.org/releases/$LATEST_BLOBS" | unxz -c | tar -C "$DOCKER_COREBOOT_DIR" -x --strip 1
+
+  echo "Downloading $LATEST_RELEASE complete"
+
+  export COREBOOT_VERSION;
+}
+################################################################################
+
+
+
+################################################################################
+## MAIN FUNCTION: download/clone/checkout appropriate version of CoreBoot
+########################################
+########################################################################################################################
+function downloadOrUpdateCoreboot() {
+  if [ -z "$COREBOOT_COMMIT" ] && [ -z "$COREBOOT_TAG" ] && [ -z "$IS_BUILD_DIR_EMPTY" ]; then
+    # If a no commit nor tag is given and the directory is empty download Coreboot release
+    downloadCoreboot;
+  elif [ "$COREBOOT_COMMIT" ]; then
+  #   DOCKER_COMMIT?=$(shell git log -n 1 --pretty=%h)
+    gitUpdate
+    checkoutCommit
+  elif [ "$COREBOOT_TAG" ]; then
+    gitUpdate
+    checkoutTag
+  fi
+}
+################################################################################

common/variables.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-3.0+
+
+################################################################################
+## VARIABLES
+################################################################################
+export COREBOOT_SDK_VERSION="1.50"
+
+export DOCKER_ROOT_DIR="/home/coreboot"
+export DOCKER_SCRIPT_DIR="$DOCKER_ROOT_DIR/scripts"
+export DOCKER_COMMON_SCRIPT_DIR="$DOCKER_ROOT_DIR/common_scripts"
+export DOCKER_COREBOOT_DIR="$DOCKER_ROOT_DIR/cb_build"
+export DOCKER_STOCK_BIOS_DIR="$DOCKER_ROOT_DIR/stock_bios/"

x230/README.md

@@ -3,7 +3,7 @@
 ![seabios_bootmenu](front.jpg)
 
 ## Latest release
-* Get it from our [release page](https://github.com/merge/coreboot-x230/releases)
+* `./build.sh -c $(ls -1 x230/config-* | cut -c 13-22) x230` should produce the exact release image file. Get it from our [release page](https://github.com/merge/coreboot-x230/releases)
 * __coreboot__: We take coreboot's master branch at the time we build a release image.
 * __microcode update__: revision `1f` from 2018-02-07 see package [20180312](https://downloadcenter.intel.com/download/27591) under [Intel's license](LICENSE.microcode)
 * __SeaBIOS__: version [1.11.1](https://seabios.org/Releases) from 2018-03-19

x230/compile.sh

@@ -0,0 +1,43 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-3.0+
+
+# shellcheck disable=SC1091
+source /home/coreboot/common_scripts/variables.sh
+source /home/coreboot/common_scripts/download_coreboot.sh
+source /home/coreboot/common_scripts/config_and_make.sh
+
+################################################################################
+## MODEL VARIABLES
+################################################################################
+MAINBOARD="lenovo"
+MODEL="x230"
+
+################################################################################
+
+###############################################
+##   download/git clone/git pull Coreboot    ##
+###############################################
+downloadOrUpdateCoreboot
+
+##############################
+##   Copy config and make   ##
+##############################
+configAndMake
+
+#####################
+##   Post build    ##
+#####################
+if [ ! -f "$DOCKER_COREBOOT_DIR/build/coreboot.rom" ]; then
+  echo "Uh oh. Things did not go according to plan."
+  exit 1;
+else
+  #split out top BIOS
+  if [ ! -z "$COREBOOT_COMMIT" ]; then
+    RELEASEFILE="${MODEL}_coreboot_seabios_$(echo ${COREBOOT_COMMIT} | cut -c 1-10)_top.rom"
+  else
+    RELEASEFILE="coreboot_$MAINBOARD-$MODEL-top.rom"
+  fi
+  dd if="$DOCKER_COREBOOT_DIR/build/coreboot.rom" of="$DOCKER_COREBOOT_DIR/$RELEASEFILE" bs=1M skip=8
+
+  sha256sum "$DOCKER_COREBOOT_DIR/$RELEASEFILE" > "$DOCKER_COREBOOT_DIR/${RELEASEFILE}".sha256
+fi