image-bootfiles class copy files listed IMAGE_BOOT_FILES to the /boot directory of the root filesystem.
This is useful when there is no explicit boot partition but all boot files should instead reside inside the root filesystem. Signed-off-by: Marcus Folkesson <[email protected]> --- meta/classes/image-bootfiles.bbclass | 69 ++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 meta/classes/image-bootfiles.bbclass diff --git a/meta/classes/image-bootfiles.bbclass b/meta/classes/image-bootfiles.bbclass new file mode 100644 index 0000000000..850e14e4bb --- /dev/null +++ b/meta/classes/image-bootfiles.bbclass @@ -0,0 +1,69 @@ +# +# Writes IMAGE_BOOT_FILES to the /boot directory +# +# Copyright (C) 2024 Marcus Folkesson +# Author: Marcus Folkesson <[email protected]> +# +# Licensed under the MIT license, see COPYING.MIT for details +# Inspired of bootimg-partition.py +# +# Usage: add INHERIT += "image-bootfiles" to your conf file +# + +def bootfiles_populate(d): + import re + from glob import glob + import shutil + + boot_files = d.getVar("IMAGE_BOOT_FILES") + deploy_image_dir = d.getVar("DEPLOY_DIR_IMAGE") + boot_dir = d.getVar("IMAGE_ROOTFS") + "/boot" + install_files = [] + + if boot_files is None: + return + + # list of tuples (src_name, dst_name) + deploy_files = [] + for src_entry in re.findall(r'[\w;\-\./\*]+', boot_files): + if ';' in src_entry: + dst_entry = tuple(src_entry.split(';')) + if not dst_entry[0] or not dst_entry[1]: + raise bb.parse.SkipRecipe('Malformed boot file entry: %s' % src_entry) + else: + dst_entry = (src_entry, src_entry) + + deploy_files.append(dst_entry) + + for deploy_entry in deploy_files: + src, dst = deploy_entry + if '*' in src: + # by default install files under their basename + entry_name_fn = os.path.basename + if dst != src: + # unless a target name was given, then treat name + # as a directory and append a basename + entry_name_fn = lambda name: \ + os.path.join(dst, + os.path.basename(name)) + + + srcs = glob(os.path.join(deploy_image_dir, src)) + for entry in srcs: + src = os.path.relpath(entry, deploy_mage_dir) + entry_dst_name = entry_name_fn(entry) + install_files.append((src, entry_dst_name)) + else: + install_files.append((src, dst)) + + for entry in install_files: + src, dst = entry + image_src = os.path.join(deploy_image_dir, src) + image_dst = os.path.join(boot_dir, dst) + shutil.copyfile(image_src, image_dst) + +python bootfiles () { + bootfiles_populate(d), +} + +IMAGE_PREPROCESS_COMMAND += "bootfiles;" -- 2.44.0
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