From 26694f2009f5df3a740c128fa55f3ed08769ff1e Mon Sep 17 00:00:00 2001 From: Anibal Limon Date: Sat, 23 Mar 2024 13:53:04 -0600 Subject: wic: plugins source bootimage/isoimage rename to allow be imported Python not support importing modules with - so change to _. (From OE-Core rev: 2de444fc3ef450f45f8f93403544e8f7461657b0) Signed-off-by: Anibal Limon Signed-off-by: Richard Purdie --- .../lib/wic/plugins/source/bootimg_partition.py | 162 +++++++++++++++++++++ 1 file changed, 162 insertions(+) create mode 100644 scripts/lib/wic/plugins/source/bootimg_partition.py (limited to 'scripts/lib/wic/plugins/source/bootimg_partition.py') diff --git a/scripts/lib/wic/plugins/source/bootimg_partition.py b/scripts/lib/wic/plugins/source/bootimg_partition.py new file mode 100644 index 0000000000..589853a439 --- /dev/null +++ b/scripts/lib/wic/plugins/source/bootimg_partition.py @@ -0,0 +1,162 @@ +# +# Copyright OpenEmbedded Contributors +# +# SPDX-License-Identifier: GPL-2.0-only +# +# DESCRIPTION +# This implements the 'bootimg-partition' source plugin class for +# 'wic'. The plugin creates an image of boot partition, copying over +# files listed in IMAGE_BOOT_FILES bitbake variable. +# +# AUTHORS +# Maciej Borzecki +# + +import logging +import os +import re + +from oe.bootfiles import get_boot_files + +from wic import WicError +from wic.engine import get_custom_config +from wic.pluginbase import SourcePlugin +from wic.misc import exec_cmd, get_bitbake_var + +logger = logging.getLogger('wic') + +class BootimgPartitionPlugin(SourcePlugin): + """ + Create an image of boot partition, copying over files + listed in IMAGE_BOOT_FILES bitbake variable. + """ + + name = 'bootimg-partition' + image_boot_files_var_name = 'IMAGE_BOOT_FILES' + + @classmethod + def do_configure_partition(cls, part, source_params, cr, cr_workdir, + oe_builddir, bootimg_dir, kernel_dir, + native_sysroot): + """ + Called before do_prepare_partition(), create u-boot specific boot config + """ + hdddir = "%s/boot.%d" % (cr_workdir, part.lineno) + install_cmd = "install -d %s" % hdddir + exec_cmd(install_cmd) + + if not kernel_dir: + kernel_dir = get_bitbake_var("DEPLOY_DIR_IMAGE") + if not kernel_dir: + raise WicError("Couldn't find DEPLOY_DIR_IMAGE, exiting") + + boot_files = None + for (fmt, id) in (("_uuid-%s", part.uuid), ("_label-%s", part.label), (None, None)): + if fmt: + var = fmt % id + else: + var = "" + + boot_files = get_bitbake_var(cls.image_boot_files_var_name + var) + if boot_files is not None: + break + + if boot_files is None: + raise WicError('No boot files defined, %s unset for entry #%d' % (cls.image_boot_files_var_name, part.lineno)) + + logger.debug('Boot files: %s', boot_files) + + cls.install_task = get_boot_files(kernel_dir, boot_files) + if source_params.get('loader') != "u-boot": + return + + configfile = cr.ks.bootloader.configfile + custom_cfg = None + if configfile: + custom_cfg = get_custom_config(configfile) + if custom_cfg: + # Use a custom configuration for extlinux.conf + extlinux_conf = custom_cfg + logger.debug("Using custom configuration file " + "%s for extlinux.conf", configfile) + else: + raise WicError("configfile is specified but failed to " + "get it from %s." % configfile) + + if not custom_cfg: + # The kernel types supported by the sysboot of u-boot + kernel_types = ["zImage", "Image", "fitImage", "uImage", "vmlinux"] + has_dtb = False + fdt_dir = '/' + kernel_name = None + + # Find the kernel image name, from the highest precedence to lowest + for image in kernel_types: + for task in cls.install_task: + src, dst = task + if re.match(image, src): + kernel_name = os.path.join('/', dst) + break + if kernel_name: + break + + for task in cls.install_task: + src, dst = task + # We suppose that all the dtb are in the same directory + if re.search(r'\.dtb', src) and fdt_dir == '/': + has_dtb = True + fdt_dir = os.path.join(fdt_dir, os.path.dirname(dst)) + break + + if not kernel_name: + raise WicError('No kernel file found') + + # Compose the extlinux.conf + extlinux_conf = "default Yocto\n" + extlinux_conf += "label Yocto\n" + extlinux_conf += " kernel %s\n" % kernel_name + if has_dtb: + extlinux_conf += " fdtdir %s\n" % fdt_dir + bootloader = cr.ks.bootloader + extlinux_conf += "append root=%s rootwait %s\n" \ + % (cr.rootdev, bootloader.append if bootloader.append else '') + + install_cmd = "install -d %s/extlinux/" % hdddir + exec_cmd(install_cmd) + cfg = open("%s/extlinux/extlinux.conf" % hdddir, "w") + cfg.write(extlinux_conf) + cfg.close() + + + @classmethod + def do_prepare_partition(cls, part, source_params, cr, cr_workdir, + oe_builddir, bootimg_dir, kernel_dir, + rootfs_dir, native_sysroot): + """ + Called to do the actual content population for a partition i.e. it + 'prepares' the partition to be incorporated into the image. + In this case, does the following: + - sets up a vfat partition + - copies all files listed in IMAGE_BOOT_FILES variable + """ + hdddir = "%s/boot.%d" % (cr_workdir, part.lineno) + + if not kernel_dir: + kernel_dir = get_bitbake_var("DEPLOY_DIR_IMAGE") + if not kernel_dir: + raise WicError("Couldn't find DEPLOY_DIR_IMAGE, exiting") + + logger.debug('Kernel dir: %s', bootimg_dir) + + + for task in cls.install_task: + src_path, dst_path = task + logger.debug('Install %s as %s', src_path, dst_path) + install_cmd = "install -m 0644 -D %s %s" \ + % (os.path.join(kernel_dir, src_path), + os.path.join(hdddir, dst_path)) + exec_cmd(install_cmd) + + logger.debug('Prepare boot partition using rootfs in %s', hdddir) + part.prepare_rootfs(cr_workdir, oe_builddir, hdddir, + native_sysroot, False) -- cgit v1.2.3-54-g00ecf