Pack firmware into an image and do update in factory install process.

src/scripts/make_factory_package.sh

 #!/bin/bash
 
 # Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Script to generate a factory install partition set and miniomaha.conf
 # file from a release image and a factory image. This creates a server
 # configuration that can be installed using a factory install shim.
 #
 # miniomaha lives in src/platform/dev/ and miniomaha partition sets live
 # in src/platform/dev/static.
 
 # Load common constants.  This should be the first executable line.
 # The path to common.sh should be relative to your script's location.
 . "$(dirname "$0")/common.sh"
 
 # Load functions and constants for chromeos-install
 . "$(dirname "$0")/chromeos-common.sh"
 
 get_default_board
 
 # Flags
 DEFINE_string board "${DEFAULT_BOARD}" "Board for which the image was built"
 DEFINE_string factory "" \
   "Directory and file containing factory image: /path/chromiumos_test_image.bin"
+DEFINE_boolean include_firmware $FLAGS_FALSE \
+  "If set, include the firmware image to the server configuration"
 DEFINE_string release "" \
   "Directory and file containing release image: /path/chromiumos_image.bin"
 
 
 # Parse command line
 FLAGS "$@" || exit 1
 eval set -- "${FLAGS_ARGV}"
 
 if [ ! -f "${FLAGS_release}" ] ; then
   echo "Cannot find image file ${FLAGS_release}"
   exit 1
 fi
 
 if [ ! -f "${FLAGS_factory}" ] ; then
   echo "Cannot find image file ${FLAGS_factory}"
   exit 1
 fi
 
 # Convert args to paths.  Need eval to un-quote the string so that shell
 # chars like ~ are processed; just doing FOO=`readlink -f ${FOO}` won't work.
 OMAHA_DIR=${SRC_ROOT}/platform/dev
 OMAHA_DATA_DIR=${OMAHA_DIR}/static/
+FIRMWARE_DIR=${SRC_ROOT}/platform/firmware/${FLAGS_board}
 
 if [ ${INSIDE_CHROOT} -eq 0 ]; then
   echo "Caching sudo authentication"
   sudo -v
   echo "Done"
 fi
 
 # Use this image as the source image to copy
 RELEASE_DIR=`dirname ${FLAGS_release}`
 FACTORY_DIR=`dirname ${FLAGS_factory}`
@@ skipping 16 matching lines @@
   rm -rf efi.gz
   rm -rf oem.gz
   rm -rf state.gz
 }
 
 
 # Clean up stale config and data files.
 prepare_omaha
 
 # Get the release image.
-pushd ${RELEASE_DIR}
+pushd ${RELEASE_DIR} > /dev/null
 echo "Generating omaha release image from ${FLAGS_release}"
 echo "Generating omaha factory image from ${FLAGS_factory}"
 echo "Output omaha image to ${OMAHA_DATA_DIR}"
 echo "Output omaha config to ${OMAHA_DIR}/miniomaha.conf"
 
 prepare_dir
 
 sudo ./unpack_partitions.sh ${RELEASE_IMAGE} &> /dev/null
 release_hash=`sudo ${SCRIPTS_DIR}/mk_memento_images.sh part_2 part_3 \
     | grep hash | awk '{print $4}'`
 sudo chmod a+rw update.gz
 mv update.gz rootfs-release.gz
 mv rootfs-release.gz ${OMAHA_DATA_DIR}
 echo "release: ${release_hash}"
 
 cat part_8 | gzip -9 > oem.gz
 oem_hash=`cat oem.gz | openssl sha1 -binary | openssl base64`
 mv oem.gz ${OMAHA_DATA_DIR}
 echo "oem: ${oem_hash}"
 
 cat part_12 | gzip -9 > efi.gz
 efi_hash=`cat efi.gz | openssl sha1 -binary | openssl base64`
 mv efi.gz ${OMAHA_DATA_DIR}
 echo "efi: ${efi_hash}"
 
-popd
+popd > /dev/null
 
 # Go to retrieve the factory test image.
-pushd ${FACTORY_DIR}
+pushd ${FACTORY_DIR} > /dev/null
 prepare_dir
 
 
 sudo ./unpack_partitions.sh ${FACTORY_IMAGE} &> /dev/null
 test_hash=`sudo ${SCRIPTS_DIR}//mk_memento_images.sh part_2 part_3 \
     | grep hash | awk '{print $4}'`
 sudo chmod a+rw update.gz
 mv update.gz rootfs-test.gz
 mv rootfs-test.gz ${OMAHA_DATA_DIR}
 echo "test: ${test_hash}"
 
 cat part_1 | gzip -9 > state.gz
 state_hash=`cat state.gz | openssl sha1 -binary | openssl base64`
 mv state.gz ${OMAHA_DATA_DIR}
 echo "state: ${state_hash}"
 
-echo "
+popd > /dev/null
+
+if [ ${FLAGS_include_firmware} -eq ${FLAGS_TRUE} ] ; then
+  pushd ${FIRMWARE_DIR} > /dev/null
+
+  ./pack_firmware.sh | gzip -9 > firmware.gz
+  if [ "${PIPESTATUS[*]}" != "0 0" ]; then
+    echo "Failed to pack the firmware image."
+    exit 1
+  fi
+  firmware_hash=`cat firmware.gz | openssl sha1 -binary | openssl base64`
+  mv firmware.gz ${OMAHA_DATA_DIR}
+  echo "firmware: ${firmware_hash}"
+
+  popd > /dev/null
+fi
+
+echo -n "
 config = [
  {
    'qual_ids': set([\"${FLAGS_board}\"]),
    'factory_image': 'rootfs-test.gz',
    'factory_checksum': '${test_hash}',
    'release_image': 'rootfs-release.gz',
    'release_checksum': '${release_hash}',
    'oempartitionimg_image': 'oem.gz',
    'oempartitionimg_checksum': '${oem_hash}',
    'efipartitionimg_image': 'efi.gz',
    'efipartitionimg_checksum': '${efi_hash}',
    'stateimg_image': 'state.gz',
-   'stateimg_checksum': '${state_hash}'
+   'stateimg_checksum': '${state_hash}'," > ${OMAHA_DIR}/miniomaha.conf
+
+if [ ! -z ${FLAGS_include_firmware} ] ; then
+  echo -n "
+   'firmware_image': 'firmware.gz',
+   'firmware_checksum': '${firmware_hash}'," >> ${OMAHA_DIR}/miniomaha.conf
+fi
+
+echo -n "
  },
 ]
-" > ${OMAHA_DIR}/miniomaha.conf
+" >> ${OMAHA_DIR}/miniomaha.conf
 
-popd
 echo "The miniomaha server lives in src/platform/dev"
 echo "to validate the configutarion, run:"
 echo "  python2.6 devserver.py --factory_config miniomaha.conf \
 --validate_factory_config"
 echo "To run the server:"
 echo "  python2.6 devserver.py --factory_config miniomaha.conf"