diff options
author | Maxim Uvarov <maxim.uvarov@linaro.org> | 2022-10-05 08:55:03 +0300 |
---|---|---|
committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2022-10-25 14:51:54 +0200 |
commit | b18025fc8a2dad963b6f4b697e24455f2511b279 (patch) | |
tree | 1be5677dd53ba43e35969175a5e519cc25d87624 /scripts/lib/wic/plugins/source/bootimg-efi.py | |
parent | 4eeb2f21155e43af165fa286702f9eb2ebab4343 (diff) | |
download | openembedded-core-contrib-b18025fc8a2dad963b6f4b697e24455f2511b279.tar.gz |
wic: add UEFI kernel as UEFI stub
Linux kernel can be compiled as UEFI stub and loaded directly
with UEFI firmware without grub or other UEFI shell.
Tested with wic file:
bootloader --ptable gpt --timeout=0 --append="rootwait"
part /boot --source bootimg-efi --sourceparams="loader=uefi-kernel" \
--ondisk sda --fstype=vfat --label bootfs \
--active --align 1024 --use-uuid
part / --source rootfs --fstype=ext4 --label rootfs \
--align 1024 --exclude-path boot/ --use-label
Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>
Signed-off-by: Luca Ceresoli <luca.ceresoli@bootlin.com>
Diffstat (limited to 'scripts/lib/wic/plugins/source/bootimg-efi.py')
-rw-r--r-- | scripts/lib/wic/plugins/source/bootimg-efi.py | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/scripts/lib/wic/plugins/source/bootimg-efi.py b/scripts/lib/wic/plugins/source/bootimg-efi.py index 634a808d78..70c55ce2f0 100644 --- a/scripts/lib/wic/plugins/source/bootimg-efi.py +++ b/scripts/lib/wic/plugins/source/bootimg-efi.py @@ -220,6 +220,8 @@ class BootimgEFIPlugin(SourcePlugin): cls.do_configure_grubefi(hdddir, creator, cr_workdir, source_params) elif source_params['loader'] == 'systemd-boot': cls.do_configure_systemdboot(hdddir, creator, cr_workdir, source_params) + elif source_params['loader'] == 'uefi-kernel': + return else: raise WicError("unrecognized bootimg-efi loader: %s" % source_params['loader']) except KeyError: @@ -385,6 +387,28 @@ class BootimgEFIPlugin(SourcePlugin): for mod in [x for x in os.listdir(kernel_dir) if x.startswith("systemd-")]: cp_cmd = "cp %s/%s %s/EFI/BOOT/%s" % (kernel_dir, mod, hdddir, mod[8:]) exec_cmd(cp_cmd, True) + elif source_params['loader'] == 'uefi-kernel': + kernel = get_bitbake_var("KERNEL_IMAGETYPE") + if not kernel: + raise WicError("Empty KERNEL_IMAGETYPE %s\n" % target) + target = get_bitbake_var("TARGET_SYS") + if not target: + raise WicError("Unknown arch (TARGET_SYS) %s\n" % target) + + if re.match("x86_64", target): + kernel_efi_image = "bootx64.efi" + elif re.match('i.86', target): + kernel_efi_image = "bootia32.efi" + elif re.match('aarch64', target): + kernel_efi_image = "bootaa64.efi" + elif re.match('arm', target): + kernel_efi_image = "bootarm.efi" + else: + raise WicError("UEFI stub kernel is incompatible with target %s" % target) + + for mod in [x for x in os.listdir(kernel_dir) if x.startswith(kernel)]: + cp_cmd = "cp %s/%s %s/EFI/BOOT/%s" % (kernel_dir, mod, hdddir, kernel_efi_image) + exec_cmd(cp_cmd, True) else: raise WicError("unrecognized bootimg-efi loader: %s" % source_params['loader']) |