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96da63e87e
The boot kernel parameters change depending on whether the new /usr scheme is in use. Pass the disk layout to the bootloader config script and adjust generated configs accordingly.
70 lines
2.6 KiB
Bash
Executable File
70 lines
2.6 KiB
Bash
Executable File
# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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. "${SRC_ROOT}/platform/dev/toolchain_utils.sh" || exit 1
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create_base_image() {
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local image_name=$1
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local disk_layout=$2
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local disk_img="${BUILD_DIR}/${image_name}"
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local mbr_img="/usr/share/syslinux/gptmbr.bin"
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local root_fs_dir="${BUILD_DIR}/rootfs"
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info "Using image type ${disk_layout}"
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"${BUILD_LIBRARY_DIR}/disk_util" --disk_layout="${disk_layout}" \
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format --mbr_boot_code="${mbr_img}" "${disk_img}"
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"${BUILD_LIBRARY_DIR}/disk_util" --disk_layout="${disk_layout}" \
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mount "${disk_img}" "${root_fs_dir}"
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trap "cleanup_mounts '${root_fs_dir}' && delete_prompt" EXIT
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# First thing first, install baselayout with USE=build to create a
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# working directory tree. Don't use binpkgs due to the use flag change.
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sudo -E USE=build "emerge-${BOARD}" --root="${root_fs_dir}" \
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--usepkg=n --buildpkg=n --oneshot --quiet --nodeps sys-apps/baselayout
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# FIXME(marineam): Work around glibc setting EROOT=$ROOT
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# https://bugs.gentoo.org/show_bug.cgi?id=473728#c12
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sudo mkdir -p "${root_fs_dir}/etc/ld.so.conf.d"
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# We "emerge --root=${root_fs_dir} --root-deps=rdeps --usepkgonly" all of the
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# runtime packages for chrome os. This builds up a chrome os image from
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# binary packages with runtime dependencies only. We use INSTALL_MASK to
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# trim the image size as much as possible.
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emerge_prod_gcc --root="${root_fs_dir}"
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emerge_to_image --root="${root_fs_dir}" ${BASE_PACKAGE}
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# Make sure profile.env and ld.so.cache has been generated
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sudo ROOT="${root_fs_dir}" env-update
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# Record directories installed to the state partition.
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# Ignore /var/tmp, systemd covers this entry.
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sudo "${BUILD_LIBRARY_DIR}/gen_tmpfiles.py" --root="${root_fs_dir}" \
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--output="${root_fs_dir}/usr/lib/tmpfiles.d/base_image.conf" \
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--ignore=/var/tmp "${root_fs_dir}/var"
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# Set /etc/lsb-release on the image.
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"${BUILD_LIBRARY_DIR}/set_lsb_release" \
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--root="${root_fs_dir}" \
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--board="${BOARD}"
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${BUILD_LIBRARY_DIR}/create_legacy_bootloader_templates.sh \
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--arch=${ARCH} \
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--disk_layout="${disk_layout}" \
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--boot_dir="${root_fs_dir}"/boot \
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--esp_dir="${root_fs_dir}"/boot/efi \
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--boot_args="${FLAGS_boot_args}"
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# Zero all fs free space to make it more compressible so auto-update
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# payloads become smaller, not fatal since it won't work on linux < 3.2
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sudo fstrim "${root_fs_dir}" || true
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if [[ -d "${root_fs_dir}/media/state" ]]; then
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sudo fstrim "${root_fs_dir}/media/state" || true
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fi
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cleanup_mounts "${root_fs_dir}"
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trap - EXIT
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}
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