1#
2# Copyright OpenEmbedded Contributors
3#
4# SPDX-License-Identifier: MIT
5#
6
7inherit linux-kernel-base kernel-module-split
8
9COMPATIBLE_HOST = ".*-linux"
10
11KERNEL_PACKAGE_NAME ??= "kernel"
12KERNEL_DEPLOYSUBDIR ??= "${@ "" if (d.getVar("KERNEL_PACKAGE_NAME") == "kernel") else d.getVar("KERNEL_PACKAGE_NAME") }"
13
14PROVIDES += "virtual/kernel"
15DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc kmod-native bc-native bison-native"
16DEPENDS += "${@bb.utils.contains("INITRAMFS_FSTYPES", "cpio.lzo", "lzop-native", "", d)}"
17DEPENDS += "${@bb.utils.contains("INITRAMFS_FSTYPES", "cpio.lz4", "lz4-native", "", d)}"
18DEPENDS += "${@bb.utils.contains("INITRAMFS_FSTYPES", "cpio.zst", "zstd-native", "", d)}"
19PACKAGE_WRITE_DEPS += "depmodwrapper-cross"
20
21do_deploy[depends] += "depmodwrapper-cross:do_populate_sysroot gzip-native:do_populate_sysroot"
22do_clean[depends] += "make-mod-scripts:do_clean"
23
24CVE_PRODUCT ?= "linux_kernel"
25
26S = "${STAGING_KERNEL_DIR}"
27B = "${WORKDIR}/build"
28KBUILD_OUTPUT = "${B}"
29OE_TERMINAL_EXPORTS += "KBUILD_OUTPUT"
30
31# we include gcc above, we dont need virtual/libc
32INHIBIT_DEFAULT_DEPS = "1"
33
34KERNEL_IMAGETYPE ?= "zImage"
35INITRAMFS_IMAGE ?= ""
36INITRAMFS_TASK ?= ""
37INITRAMFS_IMAGE_BUNDLE ?= ""
38INITRAMFS_DEPLOY_DIR_IMAGE ?= "${DEPLOY_DIR_IMAGE}"
39INITRAMFS_MULTICONFIG ?= ""
40
41# KERNEL_VERSION is extracted from source code. It is evaluated as
42# None for the first parsing, since the code has not been fetched.
43# After the code is fetched, it will be evaluated as real version
44# number and cause kernel to be rebuilt. To avoid this, make
45# KERNEL_VERSION_NAME and KERNEL_VERSION_PKG_NAME depend on
46# LINUX_VERSION which is a constant.
47KERNEL_VERSION_NAME = "${@d.getVar('KERNEL_VERSION') or ""}"
48KERNEL_VERSION_NAME[vardepvalue] = "${LINUX_VERSION}"
49KERNEL_VERSION_PKG_NAME = "${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
50KERNEL_VERSION_PKG_NAME[vardepvalue] = "${LINUX_VERSION}"
51
52python __anonymous () {
53    pn = d.getVar("PN")
54    kpn = d.getVar("KERNEL_PACKAGE_NAME")
55
56    # XXX Remove this after bug 11905 is resolved
57    #  FILES:${KERNEL_PACKAGE_NAME}-dev doesn't expand correctly
58    if kpn == pn:
59        bb.warn("Some packages (E.g. *-dev) might be missing due to "
60                "bug 11905 (variable KERNEL_PACKAGE_NAME == PN)")
61
62    # The default kernel recipe builds in a shared location defined by
63    # bitbake/distro confs: STAGING_KERNEL_DIR and STAGING_KERNEL_BUILDDIR.
64    # Set these variables to directories under ${WORKDIR} in alternate
65    # kernel recipes (I.e. where KERNEL_PACKAGE_NAME != kernel) so that they
66    # may build in parallel with the default kernel without clobbering.
67    if kpn != "kernel":
68        workdir = d.getVar("WORKDIR")
69        sourceDir = os.path.join(workdir, 'kernel-source')
70        artifactsDir = os.path.join(workdir, 'kernel-build-artifacts')
71        d.setVar("STAGING_KERNEL_DIR", sourceDir)
72        d.setVar("STAGING_KERNEL_BUILDDIR", artifactsDir)
73
74    # Merge KERNEL_IMAGETYPE and KERNEL_ALT_IMAGETYPE into KERNEL_IMAGETYPES
75    type = d.getVar('KERNEL_IMAGETYPE') or ""
76    alttype = d.getVar('KERNEL_ALT_IMAGETYPE') or ""
77    types = d.getVar('KERNEL_IMAGETYPES') or ""
78    if type not in types.split():
79        types = (type + ' ' + types).strip()
80    if alttype not in types.split():
81        types = (alttype + ' ' + types).strip()
82    d.setVar('KERNEL_IMAGETYPES', types)
83
84    # KERNEL_IMAGETYPES may contain a mixture of image types supported directly
85    # by the kernel build system and types which are created by post-processing
86    # the output of the kernel build system (e.g. compressing vmlinux ->
87    # vmlinux.gz in kernel_do_transform_kernel()).
88    # KERNEL_IMAGETYPE_FOR_MAKE should contain only image types supported
89    # directly by the kernel build system.
90    if not d.getVar('KERNEL_IMAGETYPE_FOR_MAKE'):
91        typeformake = set()
92        for type in types.split():
93            if type == 'vmlinux.gz':
94                type = 'vmlinux'
95            typeformake.add(type)
96
97        d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', ' '.join(sorted(typeformake)))
98
99    kname = d.getVar('KERNEL_PACKAGE_NAME') or "kernel"
100    imagedest = d.getVar('KERNEL_IMAGEDEST')
101
102    for type in types.split():
103        if bb.data.inherits_class('nopackages', d):
104            continue
105        typelower = type.lower()
106        d.appendVar('PACKAGES', ' %s-image-%s' % (kname, typelower))
107        d.setVar('FILES:' + kname + '-image-' + typelower, '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME}' + ' /' + imagedest + '/' + type)
108        d.appendVar('RDEPENDS:%s-image' % kname, ' %s-image-%s (= ${EXTENDPKGV})' % (kname, typelower))
109        splitmods = d.getVar("KERNEL_SPLIT_MODULES")
110        if splitmods != '1':
111            d.appendVar('RDEPENDS:%s-image' % kname, ' %s-modules (= ${EXTENDPKGV})' % kname)
112            d.appendVar('RDEPENDS:%s-image-%s' % (kname, typelower), ' %s-modules-${KERNEL_VERSION_PKG_NAME} (= ${EXTENDPKGV})' % kname)
113            d.setVar('PKG:%s-modules' % kname, '%s-modules-${KERNEL_VERSION_PKG_NAME}' % kname)
114            d.appendVar('RPROVIDES:%s-modules' % kname, ' %s-modules-${KERNEL_VERSION_PKG_NAME}' % kname)
115
116        d.setVar('PKG:%s-image-%s' % (kname,typelower), '%s-image-%s-${KERNEL_VERSION_PKG_NAME}' % (kname, typelower))
117        d.setVar('ALLOW_EMPTY:%s-image-%s' % (kname, typelower), '1')
118        d.prependVar('pkg_postinst:%s-image-%s' % (kname,typelower), """set +e
119if [ -n "$D" ]; then
120    ln -sf %s-${KERNEL_VERSION} $D/${KERNEL_IMAGEDEST}/%s > /dev/null 2>&1
121else
122    ln -sf %s-${KERNEL_VERSION} ${KERNEL_IMAGEDEST}/%s > /dev/null 2>&1
123    if [ $? -ne 0 ]; then
124        echo "Filesystem on ${KERNEL_IMAGEDEST}/ doesn't support symlinks, falling back to copied image (%s)."
125        install -m 0644 ${KERNEL_IMAGEDEST}/%s-${KERNEL_VERSION} ${KERNEL_IMAGEDEST}/%s
126    fi
127fi
128set -e
129""" % (type, type, type, type, type, type, type))
130        d.setVar('pkg_postrm:%s-image-%s' % (kname,typelower), """set +e
131if [ -f "${KERNEL_IMAGEDEST}/%s" -o -L "${KERNEL_IMAGEDEST}/%s" ]; then
132    rm -f ${KERNEL_IMAGEDEST}/%s  > /dev/null 2>&1
133fi
134set -e
135""" % (type, type, type))
136
137
138    image = d.getVar('INITRAMFS_IMAGE')
139    # If the INTIRAMFS_IMAGE is set but the INITRAMFS_IMAGE_BUNDLE is set to 0,
140    # the do_bundle_initramfs does nothing, but the INITRAMFS_IMAGE is built
141    # standalone for use by wic and other tools.
142    if image:
143        if d.getVar('INITRAMFS_MULTICONFIG'):
144            d.appendVarFlag('do_bundle_initramfs', 'mcdepends', ' mc::${INITRAMFS_MULTICONFIG}:${INITRAMFS_IMAGE}:do_image_complete')
145        else:
146            d.appendVarFlag('do_bundle_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
147    if image and bb.utils.to_boolean(d.getVar('INITRAMFS_IMAGE_BUNDLE')):
148        bb.build.addtask('do_transform_bundled_initramfs', 'do_deploy', 'do_bundle_initramfs', d)
149
150    # NOTE: setting INITRAMFS_TASK is for backward compatibility
151    #       The preferred method is to set INITRAMFS_IMAGE, because
152    #       this INITRAMFS_TASK has circular dependency problems
153    #       if the initramfs requires kernel modules
154    image_task = d.getVar('INITRAMFS_TASK')
155    if image_task:
156        d.appendVarFlag('do_configure', 'depends', ' ${INITRAMFS_TASK}')
157}
158
159# Here we pull in all various kernel image types which we support.
160#
161# In case you're wondering why kernel.bbclass inherits the other image
162# types instead of the other way around, the reason for that is to
163# maintain compatibility with various currently existing meta-layers.
164# By pulling in the various kernel image types here, we retain the
165# original behavior of kernel.bbclass, so no meta-layers should get
166# broken.
167#
168# KERNEL_CLASSES by default pulls in kernel-uimage.bbclass, since this
169# used to be the default behavior when only uImage was supported. This
170# variable can be appended by users who implement support for new kernel
171# image types.
172
173KERNEL_CLASSES ?= " kernel-uimage "
174inherit_defer ${KERNEL_CLASSES}
175
176# Old style kernels may set ${S} = ${WORKDIR}/git for example
177# We need to move these over to STAGING_KERNEL_DIR. We can't just
178# create the symlink in advance as the git fetcher can't cope with
179# the symlink.
180do_unpack[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
181do_clean[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
182python do_symlink_kernsrc () {
183    s = d.getVar("S")
184    kernsrc = d.getVar("STAGING_KERNEL_DIR")
185    if s != kernsrc:
186        bb.utils.mkdirhier(kernsrc)
187        bb.utils.remove(kernsrc, recurse=True)
188        if s[-1] == '/':
189            # drop trailing slash, so that os.symlink(kernsrc, s) doesn't use s as
190            # directory name and fail
191            s = s[:-1]
192        if d.getVar("EXTERNALSRC"):
193            # With EXTERNALSRC S will not be wiped so we can symlink to it
194            os.symlink(s, kernsrc)
195        else:
196            import shutil
197            shutil.move(s, kernsrc)
198            os.symlink(kernsrc, s)
199}
200# do_patch is normally ordered before do_configure, but
201# externalsrc.bbclass deletes do_patch, breaking the dependency of
202# do_configure on do_symlink_kernsrc.
203addtask symlink_kernsrc before do_patch do_configure after do_unpack
204
205inherit kernel-arch deploy
206
207PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-module-.*"
208PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-image-.*"
209PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-firmware-.*"
210
211export OS = "${TARGET_OS}"
212export CROSS_COMPILE = "${TARGET_PREFIX}"
213
214KERNEL_RELEASE ?= "${KERNEL_VERSION}"
215
216# The directory where built kernel lies in the kernel tree
217KERNEL_OUTPUT_DIR ?= "arch/${ARCH}/boot"
218KERNEL_IMAGEDEST ?= "boot"
219KERNEL_DTBDEST ?= "${KERNEL_IMAGEDEST}"
220KERNEL_DTBVENDORED ?= "0"
221
222#
223# configuration
224#
225export CMDLINE_CONSOLE = "console=${@d.getVar("KERNEL_CONSOLE") or "ttyS0"}"
226
227KERNEL_VERSION = "${@get_kernelversion_headers('${B}')}"
228
229# kernels are generally machine specific
230PACKAGE_ARCH = "${MACHINE_ARCH}"
231
232# U-Boot support
233UBOOT_ENTRYPOINT ?= "20008000"
234UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}"
235
236# Some Linux kernel configurations need additional parameters on the command line
237KERNEL_EXTRA_ARGS ?= ""
238
239EXTRA_OEMAKE += ' CC="${KERNEL_CC}" LD="${KERNEL_LD}" OBJCOPY="${KERNEL_OBJCOPY}" STRIP="${KERNEL_STRIP}"'
240EXTRA_OEMAKE += ' HOSTCC="${BUILD_CC}" HOSTCFLAGS="${BUILD_CFLAGS}" HOSTLDFLAGS="${BUILD_LDFLAGS}" HOSTCPP="${BUILD_CPP}"'
241EXTRA_OEMAKE += ' HOSTCXX="${BUILD_CXX}" HOSTCXXFLAGS="${BUILD_CXXFLAGS}"'
242# Only for newer kernels (5.19+), native pkg-config variables are set for older kernels when building kernel and modules
243EXTRA_OEMAKE += ' HOSTPKG_CONFIG="pkg-config-native"'
244
245KERNEL_ALT_IMAGETYPE ??= ""
246
247copy_initramfs() {
248	echo "Copying initramfs into ./usr ..."
249	# In case the directory is not created yet from the first pass compile:
250	mkdir -p ${B}/usr
251	# Find and use the first initramfs image archive type we find
252	rm -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
253	for img in cpio cpio.gz cpio.lz4 cpio.lzo cpio.lzma cpio.xz cpio.zst; do
254		if [ -e "${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img" ]; then
255			cp ${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/.
256			case $img in
257			*gz)
258				echo "gzip decompressing image"
259				gunzip -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
260				break
261				;;
262			*lz4)
263				echo "lz4 decompressing image"
264				lz4 -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
265				break
266				;;
267			*lzo)
268				echo "lzo decompressing image"
269				lzop -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
270				break
271				;;
272			*lzma)
273				echo "lzma decompressing image"
274				lzma -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
275				break
276				;;
277			*xz)
278				echo "xz decompressing image"
279				xz -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
280				break
281				;;
282			*zst)
283				echo "zst decompressing image"
284				zstd -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
285				break
286				;;
287			esac
288			break
289		fi
290	done
291	# Verify that the above loop found a initramfs, fail otherwise
292	[ -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio ] && echo "Finished copy of initramfs into ./usr" || die "Could not find any ${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.cpio{.gz|.lz4|.lzo|.lzma|.xz|.zst) for bundling; INITRAMFS_IMAGE_NAME might be wrong."
293}
294
295do_bundle_initramfs () {
296	if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
297		echo "Creating a kernel image with a bundled initramfs..."
298		copy_initramfs
299		# Backing up kernel image relies on its type(regular file or symbolic link)
300		tmp_path=""
301		for imageType in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
302			if [ -h ${KERNEL_OUTPUT_DIR}/$imageType ] ; then
303				linkpath=`readlink -n ${KERNEL_OUTPUT_DIR}/$imageType`
304				realpath=`readlink -fn ${KERNEL_OUTPUT_DIR}/$imageType`
305				mv -f $realpath $realpath.bak
306				tmp_path=$tmp_path" "$imageType"#"$linkpath"#"$realpath
307			elif [ -f ${KERNEL_OUTPUT_DIR}/$imageType ]; then
308				mv -f ${KERNEL_OUTPUT_DIR}/$imageType ${KERNEL_OUTPUT_DIR}/$imageType.bak
309				tmp_path=$tmp_path" "$imageType"##"
310			fi
311		done
312		use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
313		kernel_do_compile
314		# Restoring kernel image
315		for tp in $tmp_path ; do
316			imageType=`echo $tp|cut -d "#" -f 1`
317			linkpath=`echo $tp|cut -d "#" -f 2`
318			realpath=`echo $tp|cut -d "#" -f 3`
319			if [ -n "$realpath" ]; then
320				mv -f $realpath $realpath.initramfs
321				mv -f $realpath.bak $realpath
322				ln -sf $linkpath.initramfs ${B}/${KERNEL_OUTPUT_DIR}/$imageType.initramfs
323			else
324				mv -f ${KERNEL_OUTPUT_DIR}/$imageType ${KERNEL_OUTPUT_DIR}/$imageType.initramfs
325				mv -f ${KERNEL_OUTPUT_DIR}/$imageType.bak ${KERNEL_OUTPUT_DIR}/$imageType
326			fi
327		done
328	fi
329}
330do_bundle_initramfs[dirs] = "${B}"
331
332kernel_do_transform_bundled_initramfs() {
333        # vmlinux.gz is not built by kernel
334	if (echo "${KERNEL_IMAGETYPES}" | grep -wq "vmlinux\.gz"); then
335		gzip -9cn < ${KERNEL_OUTPUT_DIR}/vmlinux.initramfs > ${KERNEL_OUTPUT_DIR}/vmlinux.gz.initramfs
336        fi
337}
338do_transform_bundled_initramfs[dirs] = "${B}"
339
340python do_package:prepend () {
341    d.setVar('STRIP',  d.getVar('KERNEL_STRIP').strip())
342}
343
344python do_devshell:prepend () {
345    os.environ["LDFLAGS"] = ''
346}
347
348addtask bundle_initramfs after do_install before do_deploy
349
350KERNEL_DEBUG_TIMESTAMPS ??= "0"
351
352kernel_do_compile() {
353	unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
354
355	# setup native pkg-config variables (kconfig scripts call pkg-config directly, cannot generically be overriden to pkg-config-native)
356	export PKG_CONFIG_DIR="${STAGING_DIR_NATIVE}${libdir_native}/pkgconfig"
357	export PKG_CONFIG_PATH="$PKG_CONFIG_DIR:${STAGING_DATADIR_NATIVE}/pkgconfig"
358	export PKG_CONFIG_LIBDIR="$PKG_CONFIG_DIR"
359	export PKG_CONFIG_SYSROOT_DIR=""
360
361	if [ "${KERNEL_DEBUG_TIMESTAMPS}" != "1" ]; then
362		# kernel sources do not use do_unpack, so SOURCE_DATE_EPOCH may not
363		# be set....
364		if [ "${SOURCE_DATE_EPOCH}" = "" -o "${SOURCE_DATE_EPOCH}" = "0" ]; then
365			# The source directory is not necessarily a git repository, so we
366			# specify the git-dir to ensure that git does not query a
367			# repository in any parent directory.
368			SOURCE_DATE_EPOCH=`git --git-dir="${S}/.git" log -1 --pretty=%ct 2>/dev/null || echo "${REPRODUCIBLE_TIMESTAMP_ROOTFS}"`
369		fi
370
371		ts=`LC_ALL=C date -d @$SOURCE_DATE_EPOCH`
372		export KBUILD_BUILD_TIMESTAMP="$ts"
373		export KCONFIG_NOTIMESTAMP=1
374		bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
375	else
376		ts=`LC_ALL=C date`
377		export KBUILD_BUILD_TIMESTAMP="$ts"
378		bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
379	fi
380	# The $use_alternate_initrd is only set from
381	# do_bundle_initramfs() This variable is specifically for the
382	# case where we are making a second pass at the kernel
383	# compilation and we want to force the kernel build to use a
384	# different initramfs image.  The way to do that in the kernel
385	# is to specify:
386	# make ...args... CONFIG_INITRAMFS_SOURCE=some_other_initramfs.cpio
387	if [ "$use_alternate_initrd" = "" ] && [ "${INITRAMFS_TASK}" != "" ] ; then
388		# The old style way of copying an prebuilt image and building it
389		# is turned on via INTIRAMFS_TASK != ""
390		copy_initramfs
391		use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
392	fi
393	for typeformake in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
394		oe_runmake ${PARALLEL_MAKE} ${typeformake} ${KERNEL_EXTRA_ARGS} $use_alternate_initrd
395	done
396}
397
398kernel_do_transform_kernel() {
399	# vmlinux.gz is not built by kernel
400	if (echo "${KERNEL_IMAGETYPES}" | grep -wq "vmlinux\.gz"); then
401		mkdir -p "${KERNEL_OUTPUT_DIR}"
402		gzip -9cn < ${B}/vmlinux > "${KERNEL_OUTPUT_DIR}/vmlinux.gz"
403	fi
404}
405do_transform_kernel[dirs] = "${B}"
406addtask transform_kernel after do_compile before do_install
407
408do_compile_kernelmodules() {
409	unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
410
411	# setup native pkg-config variables (kconfig scripts call pkg-config directly, cannot generically be overriden to pkg-config-native)
412	export PKG_CONFIG_DIR="${STAGING_DIR_NATIVE}${libdir_native}/pkgconfig"
413	export PKG_CONFIG_PATH="$PKG_CONFIG_DIR:${STAGING_DATADIR_NATIVE}/pkgconfig"
414	export PKG_CONFIG_LIBDIR="$PKG_CONFIG_DIR"
415	export PKG_CONFIG_SYSROOT_DIR=""
416
417	if [ "${KERNEL_DEBUG_TIMESTAMPS}" != "1" ]; then
418		# kernel sources do not use do_unpack, so SOURCE_DATE_EPOCH may not
419		# be set....
420		if [ "${SOURCE_DATE_EPOCH}" = "" -o "${SOURCE_DATE_EPOCH}" = "0" ]; then
421			# The source directory is not necessarily a git repository, so we
422			# specify the git-dir to ensure that git does not query a
423			# repository in any parent directory.
424			SOURCE_DATE_EPOCH=`git --git-dir="${S}/.git" log -1 --pretty=%ct 2>/dev/null || echo "${REPRODUCIBLE_TIMESTAMP_ROOTFS}"`
425		fi
426
427		ts=`LC_ALL=C date -d @$SOURCE_DATE_EPOCH`
428		export KBUILD_BUILD_TIMESTAMP="$ts"
429		export KCONFIG_NOTIMESTAMP=1
430		bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
431	else
432		ts=`LC_ALL=C date`
433		export KBUILD_BUILD_TIMESTAMP="$ts"
434		bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
435	fi
436	if (grep -q -i -e '^CONFIG_MODULES=y$' ${B}/.config); then
437		oe_runmake -C ${B} ${PARALLEL_MAKE} modules ${KERNEL_EXTRA_ARGS}
438
439		# Module.symvers gets updated during the
440		# building of the kernel modules. We need to
441		# update this in the shared workdir since some
442		# external kernel modules has a dependency on
443		# other kernel modules and will look at this
444		# file to do symbol lookups
445		cp ${B}/Module.symvers ${STAGING_KERNEL_BUILDDIR}/
446		# 5.10+ kernels have module.lds that we need to copy for external module builds
447		if [ -e "${B}/scripts/module.lds" ]; then
448			install -Dm 0644 ${B}/scripts/module.lds ${STAGING_KERNEL_BUILDDIR}/scripts/module.lds
449		fi
450	else
451		bbnote "no modules to compile"
452	fi
453}
454addtask compile_kernelmodules after do_compile before do_strip
455
456kernel_do_install() {
457	#
458	# First install the modules
459	#
460	unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
461	if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
462		oe_runmake DEPMOD=echo MODLIB=${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION} INSTALL_FW_PATH=${D}${nonarch_base_libdir}/firmware modules_install
463		rm -f "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
464		rm -f "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/source"
465		# Remove empty module directories to prevent QA issues
466		find "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/kernel" -type d -empty -delete
467	else
468		bbnote "no modules to install"
469	fi
470
471	#
472	# Install various kernel output (zImage, map file, config, module support files)
473	#
474	install -d ${D}/${KERNEL_IMAGEDEST}
475
476	#
477	# When including an initramfs bundle inside a FIT image, the fitImage is created after the install task
478	# by do_assemble_fitimage_initramfs.
479	# This happens after the generation of the initramfs bundle (done by do_bundle_initramfs).
480	# So, at the level of the install task we should not try to install the fitImage. fitImage is still not
481	# generated yet.
482	# After the generation of the fitImage, the deploy task copies the fitImage from the build directory to
483	# the deploy folder.
484	#
485
486	for imageType in ${KERNEL_IMAGETYPES} ; do
487		if [ $imageType != "fitImage" ] || [ "${INITRAMFS_IMAGE_BUNDLE}" != "1" ] ; then
488			install -m 0644 ${KERNEL_OUTPUT_DIR}/$imageType ${D}/${KERNEL_IMAGEDEST}/$imageType-${KERNEL_VERSION}
489		fi
490	done
491
492	install -m 0644 System.map ${D}/${KERNEL_IMAGEDEST}/System.map-${KERNEL_VERSION}
493	install -m 0644 .config ${D}/${KERNEL_IMAGEDEST}/config-${KERNEL_VERSION}
494	install -m 0644 vmlinux ${D}/${KERNEL_IMAGEDEST}/vmlinux-${KERNEL_VERSION}
495	! [ -e Module.symvers ] || install -m 0644 Module.symvers ${D}/${KERNEL_IMAGEDEST}/Module.symvers-${KERNEL_VERSION}
496}
497
498# Must be ran no earlier than after do_kernel_checkout or else Makefile won't be in ${S}/Makefile
499do_kernel_version_sanity_check() {
500	if [ "x${KERNEL_VERSION_SANITY_SKIP}" = "x1" ]; then
501		exit 0
502	fi
503
504	# The Makefile determines the kernel version shown at runtime
505	# Don't use KERNEL_VERSION because the headers it grabs the version from aren't generated until do_compile
506	VERSION=$(grep "^VERSION =" ${S}/Makefile | sed s/.*=\ *//)
507	PATCHLEVEL=$(grep "^PATCHLEVEL =" ${S}/Makefile | sed s/.*=\ *//)
508	SUBLEVEL=$(grep "^SUBLEVEL =" ${S}/Makefile | sed s/.*=\ *//)
509	EXTRAVERSION=$(grep "^EXTRAVERSION =" ${S}/Makefile | sed s/.*=\ *//)
510
511	# Build a string for regex and a plain version string
512	reg="^${VERSION}\.${PATCHLEVEL}"
513	vers="${VERSION}.${PATCHLEVEL}"
514	if [ -n "${SUBLEVEL}" ]; then
515		# Ignoring a SUBLEVEL of zero is fine
516		if [ "${SUBLEVEL}" = "0" ]; then
517			reg="${reg}(\.${SUBLEVEL})?"
518		else
519			reg="${reg}\.${SUBLEVEL}"
520			vers="${vers}.${SUBLEVEL}"
521		fi
522	fi
523	vers="${vers}${EXTRAVERSION}"
524	reg="${reg}${EXTRAVERSION}"
525
526	if [ -z `echo ${PV} | grep -E "${reg}"` ]; then
527		bbfatal "Package Version (${PV}) does not match of kernel being built (${vers}). Please update the PV variable to match the kernel source or set KERNEL_VERSION_SANITY_SKIP=\"1\" in your recipe."
528	fi
529	exit 0
530}
531
532addtask shared_workdir after do_compile before do_compile_kernelmodules
533addtask shared_workdir_setscene
534
535do_shared_workdir_setscene () {
536	exit 1
537}
538
539emit_depmod_pkgdata() {
540	# Stash data for depmod
541	install -d ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/
542	echo "${KERNEL_VERSION}" > ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/${KERNEL_PACKAGE_NAME}-abiversion
543	cp ${B}/System.map ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/System.map-${KERNEL_VERSION}
544}
545
546PACKAGEFUNCS += "emit_depmod_pkgdata"
547
548do_shared_workdir[cleandirs] += " ${STAGING_KERNEL_BUILDDIR}"
549do_shared_workdir () {
550	cd ${B}
551
552	kerneldir=${STAGING_KERNEL_BUILDDIR}
553	install -d $kerneldir
554
555	#
556	# Store the kernel version in sysroots for module-base.bbclass
557	#
558
559	echo "${KERNEL_VERSION}" > $kerneldir/${KERNEL_PACKAGE_NAME}-abiversion
560	echo "${KERNEL_LOCALVERSION}" > $kerneldir/${KERNEL_PACKAGE_NAME}-localversion
561
562	# Copy files required for module builds
563	cp System.map $kerneldir/System.map-${KERNEL_VERSION}
564	! [ -e Module.symvers ] || cp Module.symvers $kerneldir/
565	cp .config $kerneldir/
566	mkdir -p $kerneldir/include/config
567	cp include/config/kernel.release $kerneldir/include/config/kernel.release
568	if [ -e certs/signing_key.x509 ]; then
569		# The signing_key.* files are stored in the certs/ dir in
570		# newer Linux kernels
571		mkdir -p $kerneldir/certs
572		cp certs/signing_key.* $kerneldir/certs/
573	elif [ -e signing_key.priv ]; then
574		cp signing_key.* $kerneldir/
575	fi
576
577	# We can also copy over all the generated files and avoid special cases
578	# like version.h, but we've opted to keep this small until file creep starts
579	# to happen
580	if [ -e include/linux/version.h ]; then
581		mkdir -p $kerneldir/include/linux
582		cp include/linux/version.h $kerneldir/include/linux/version.h
583	fi
584
585	# As of Linux kernel version 3.0.1, the clean target removes
586	# arch/powerpc/lib/crtsavres.o which is present in
587	# KBUILD_LDFLAGS_MODULE, making it required to build external modules.
588	if [ ${ARCH} = "powerpc" ]; then
589		if [ -e arch/powerpc/lib/crtsavres.o ]; then
590			mkdir -p $kerneldir/arch/powerpc/lib/
591			cp arch/powerpc/lib/crtsavres.o $kerneldir/arch/powerpc/lib/crtsavres.o
592		fi
593	fi
594
595	if [ -d include/generated ]; then
596		mkdir -p $kerneldir/include/generated/
597		cp -fR include/generated/* $kerneldir/include/generated/
598	fi
599
600	if [ -d arch/${ARCH}/include/generated ]; then
601		mkdir -p $kerneldir/arch/${ARCH}/include/generated/
602		cp -fR arch/${ARCH}/include/generated/* $kerneldir/arch/${ARCH}/include/generated/
603	fi
604
605	if (grep -q -i -e '^CONFIG_UNWINDER_ORC=y$' $kerneldir/.config); then
606		# With CONFIG_UNWINDER_ORC (the default in 4.14), objtool is required for
607		# out-of-tree modules to be able to generate object files.
608		if [ -x tools/objtool/objtool ]; then
609			mkdir -p ${kerneldir}/tools/objtool
610			cp tools/objtool/objtool ${kerneldir}/tools/objtool/
611		fi
612	fi
613
614	# When building with CONFIG_MODVERSIONS=y and CONFIG_RANDSTRUCT=y we need
615	# to copy the build assets generated for the randstruct seed to
616	# STAGING_KERNEL_BUILDDIR, otherwise the out-of-tree modules build will
617	# generate those assets which will result in a different
618	# RANDSTRUCT_HASHED_SEED
619	if [ -d scripts/basic ]; then
620		mkdir -p ${kerneldir}/scripts
621		cp -r scripts/basic ${kerneldir}/scripts
622	fi
623
624	if [ -d scripts/gcc-plugins ]; then
625		mkdir -p ${kerneldir}/scripts
626		cp -r scripts/gcc-plugins ${kerneldir}/scripts
627	fi
628
629}
630
631# We don't need to stage anything, not the modules/firmware since those would clash with linux-firmware
632SYSROOT_DIRS = ""
633
634KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} O=${B} olddefconfig || oe_runmake -C ${S} O=${B} oldnoconfig"
635
636python check_oldest_kernel() {
637    oldest_kernel = d.getVar('OLDEST_KERNEL')
638    kernel_version = d.getVar('KERNEL_VERSION')
639    tclibc = d.getVar('TCLIBC')
640    if tclibc == 'glibc':
641        kernel_version = kernel_version.split('-', 1)[0]
642        if oldest_kernel and kernel_version:
643            if bb.utils.vercmp_string(kernel_version, oldest_kernel) < 0:
644                bb.warn('%s: OLDEST_KERNEL is "%s" but the version of the kernel you are building is "%s" - therefore %s as built may not be compatible with this kernel. Either set OLDEST_KERNEL to an older version, or build a newer kernel.' % (d.getVar('PN'), oldest_kernel, kernel_version, tclibc))
645}
646
647check_oldest_kernel[vardepsexclude] += "OLDEST_KERNEL KERNEL_VERSION"
648do_compile[postfuncs] += "check_oldest_kernel"
649
650KERNEL_LOCALVERSION ??= ""
651
652# 6.3+ requires the variable LOCALVERSION to be set to not get a "+" in
653# the local version. Having it empty means nothing will be added, and any
654# value will be appended to the local kernel version. This replaces the
655# use of .scmversion file for setting a localversion without using
656# the CONFIG_LOCALVERSION option.
657#
658# Note: This class saves the value of localversion to a file
659# so other recipes like make-mod-scripts can restore it via the
660# helper function get_kernellocalversion_file
661export LOCALVERSION="${KERNEL_LOCALVERSION}"
662
663kernel_do_configure() {
664	# fixes extra + in /lib/modules/2.6.37+
665	# $ scripts/setlocalversion . => +
666	# $ make kernelversion => 2.6.37
667	# $ make kernelrelease => 2.6.37+
668	# See kernel-arch.bbclass for post v6.3 removal of the extra
669	# + in localversion. .scmversion is no longer used, and the
670	# variable LOCALVERSION must be used
671	if [ ! -e ${B}/.scmversion -a ! -e ${S}/.scmversion ]; then
672		echo ${KERNEL_LOCALVERSION} > ${B}/.scmversion
673		echo ${KERNEL_LOCALVERSION} > ${S}/.scmversion
674	fi
675
676	if [ "${S}" != "${B}" ] && [ -f "${S}/.config" ] && [ ! -f "${B}/.config" ]; then
677		mv "${S}/.config" "${B}/.config"
678	fi
679
680	# Copy defconfig to .config if .config does not exist. This allows
681	# recipes to manage the .config themselves in do_configure:prepend().
682	if [ -f "${WORKDIR}/defconfig" ] && [ ! -f "${B}/.config" ]; then
683		cp "${WORKDIR}/defconfig" "${B}/.config"
684	fi
685
686	${KERNEL_CONFIG_COMMAND}
687}
688
689do_savedefconfig() {
690	bbplain "Saving defconfig to:\n${B}/defconfig"
691	oe_runmake -C ${B} savedefconfig
692}
693do_savedefconfig[nostamp] = "1"
694addtask savedefconfig after do_configure
695
696inherit cml1 pkgconfig
697
698# Need LD, HOSTLDFLAGS and more for config operations
699KCONFIG_CONFIG_COMMAND:append = " ${EXTRA_OEMAKE}"
700
701EXPORT_FUNCTIONS do_compile do_transform_kernel do_transform_bundled_initramfs do_install do_configure
702
703# kernel-base becomes kernel-${KERNEL_VERSION}
704# kernel-image becomes kernel-image-${KERNEL_VERSION}
705PACKAGES = "${KERNEL_PACKAGE_NAME} ${KERNEL_PACKAGE_NAME}-base ${KERNEL_PACKAGE_NAME}-vmlinux ${KERNEL_PACKAGE_NAME}-image ${KERNEL_PACKAGE_NAME}-dev ${KERNEL_PACKAGE_NAME}-modules ${KERNEL_PACKAGE_NAME}-dbg"
706FILES:${PN} = ""
707FILES:${KERNEL_PACKAGE_NAME}-base = "${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.order ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin.modinfo"
708FILES:${KERNEL_PACKAGE_NAME}-image = ""
709FILES:${KERNEL_PACKAGE_NAME}-dev = "/${KERNEL_IMAGEDEST}/System.map* /${KERNEL_IMAGEDEST}/Module.symvers* /${KERNEL_IMAGEDEST}/config* ${KERNEL_SRC_PATH} ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
710FILES:${KERNEL_PACKAGE_NAME}-vmlinux = "/${KERNEL_IMAGEDEST}/vmlinux-${KERNEL_VERSION_NAME}"
711FILES:${KERNEL_PACKAGE_NAME}-modules = ""
712FILES:${KERNEL_PACKAGE_NAME}-dbg = "/usr/lib/debug /usr/src/debug"
713RDEPENDS:${KERNEL_PACKAGE_NAME} = "${KERNEL_PACKAGE_NAME}-base (= ${EXTENDPKGV})"
714# Allow machines to override this dependency if kernel image files are
715# not wanted in images as standard
716RRECOMMENDS:${KERNEL_PACKAGE_NAME}-base ?= "${KERNEL_PACKAGE_NAME}-image (= ${EXTENDPKGV})"
717PKG:${KERNEL_PACKAGE_NAME}-image = "${KERNEL_PACKAGE_NAME}-image-${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
718RDEPENDS:${KERNEL_PACKAGE_NAME}-image += "${@oe.utils.conditional('KERNEL_IMAGETYPE', 'vmlinux', '${KERNEL_PACKAGE_NAME}-vmlinux (= ${EXTENDPKGV})', '', d)}"
719PKG:${KERNEL_PACKAGE_NAME}-base = "${KERNEL_PACKAGE_NAME}-${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
720RPROVIDES:${KERNEL_PACKAGE_NAME}-base += "${KERNEL_PACKAGE_NAME}-${KERNEL_VERSION}"
721ALLOW_EMPTY:${KERNEL_PACKAGE_NAME} = "1"
722ALLOW_EMPTY:${KERNEL_PACKAGE_NAME}-base = "1"
723ALLOW_EMPTY:${KERNEL_PACKAGE_NAME}-image = "1"
724ALLOW_EMPTY:${KERNEL_PACKAGE_NAME}-modules = "1"
725DESCRIPTION:${KERNEL_PACKAGE_NAME}-modules = "Kernel modules meta package"
726
727pkg_postinst:${KERNEL_PACKAGE_NAME}-base () {
728	if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then
729		mkdir -p $D/lib/modules/${KERNEL_VERSION}
730	fi
731	if [ -n "$D" ]; then
732		depmodwrapper -a -b $D ${KERNEL_VERSION} ${KERNEL_PACKAGE_NAME}
733	else
734		depmod -a ${KERNEL_VERSION}
735	fi
736}
737
738PACKAGESPLITFUNCS =+ "split_kernel_packages"
739
740python split_kernel_packages () {
741    do_split_packages(d, root='${nonarch_base_libdir}/firmware', file_regex=r'^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='${KERNEL_PACKAGE_NAME}-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
742}
743
744# Many scripts want to look in arch/$arch/boot for the bootable
745# image. This poses a problem for vmlinux and vmlinuz based
746# booting. This task arranges to have vmlinux and vmlinuz appear
747# in the normalized directory location.
748do_kernel_link_images() {
749	if [ ! -d "${B}/arch/${ARCH}/boot" ]; then
750		mkdir ${B}/arch/${ARCH}/boot
751	fi
752	cd ${B}/arch/${ARCH}/boot
753	ln -sf ../../../vmlinux
754	if [ -f ../../../vmlinuz ]; then
755		ln -sf ../../../vmlinuz
756	fi
757	if [ -f ../../../vmlinuz.bin ]; then
758		ln -sf ../../../vmlinuz.bin
759	fi
760	if [ -f ../../../vmlinux.64 ]; then
761		ln -sf ../../../vmlinux.64
762	fi
763}
764addtask kernel_link_images after do_compile before do_strip
765
766python do_strip() {
767    import shutil
768
769    strip = d.getVar('KERNEL_STRIP')
770    extra_sections = d.getVar('KERNEL_IMAGE_STRIP_EXTRA_SECTIONS')
771    kernel_image = d.getVar('B') + "/" + d.getVar('KERNEL_OUTPUT_DIR') + "/vmlinux"
772
773    if (extra_sections and kernel_image.find(d.getVar('KERNEL_IMAGEDEST') + '/vmlinux') != -1):
774        kernel_image_stripped = kernel_image + ".stripped"
775        shutil.copy2(kernel_image, kernel_image_stripped)
776        oe.package.runstrip((kernel_image_stripped, 8, strip, extra_sections))
777        bb.debug(1, "KERNEL_IMAGE_STRIP_EXTRA_SECTIONS is set, stripping sections: " + \
778            extra_sections)
779}
780do_strip[dirs] = "${B}"
781
782addtask strip before do_sizecheck after do_kernel_link_images
783
784# Support checking the kernel size since some kernels need to reside in partitions
785# with a fixed length or there is a limit in transferring the kernel to memory.
786# If more than one image type is enabled, warn on any that don't fit but only fail
787# if none fit.
788do_sizecheck() {
789	if [ ! -z "${KERNEL_IMAGE_MAXSIZE}" ]; then
790		invalid=`echo ${KERNEL_IMAGE_MAXSIZE} | sed 's/[0-9]//g'`
791		if [ -n "$invalid" ]; then
792			die "Invalid KERNEL_IMAGE_MAXSIZE: ${KERNEL_IMAGE_MAXSIZE}, should be an integer (The unit is Kbytes)"
793		fi
794		at_least_one_fits=
795		for imageType in ${KERNEL_IMAGETYPES} ; do
796			size=`du -ks ${B}/${KERNEL_OUTPUT_DIR}/$imageType | awk '{print $1}'`
797			if [ $size -gt ${KERNEL_IMAGE_MAXSIZE} ]; then
798				bbwarn "This kernel $imageType (size=$size(K) > ${KERNEL_IMAGE_MAXSIZE}(K)) is too big for your device."
799			else
800				at_least_one_fits=y
801			fi
802		done
803		if [ -z "$at_least_one_fits" ]; then
804			die "All kernel images are too big for your device. Please reduce the size of the kernel by making more of it modular."
805		fi
806	fi
807}
808do_sizecheck[dirs] = "${B}"
809
810addtask sizecheck before do_install after do_strip
811
812inherit kernel-artifact-names
813
814kernel_do_deploy() {
815	deployDir="${DEPLOYDIR}"
816	if [ -n "${KERNEL_DEPLOYSUBDIR}" ]; then
817		deployDir="${DEPLOYDIR}/${KERNEL_DEPLOYSUBDIR}"
818		mkdir "$deployDir"
819	fi
820
821	for imageType in ${KERNEL_IMAGETYPES} ; do
822		baseName=$imageType-${KERNEL_IMAGE_NAME}
823
824		if [ -s ${KERNEL_OUTPUT_DIR}/$imageType.stripped ] ; then
825			install -m 0644 ${KERNEL_OUTPUT_DIR}/$imageType.stripped $deployDir/$baseName${KERNEL_IMAGE_BIN_EXT}
826		else
827			install -m 0644 ${KERNEL_OUTPUT_DIR}/$imageType $deployDir/$baseName${KERNEL_IMAGE_BIN_EXT}
828		fi
829		if [ -n "${KERNEL_IMAGE_LINK_NAME}" ] ; then
830			ln -sf $baseName${KERNEL_IMAGE_BIN_EXT} $deployDir/$imageType-${KERNEL_IMAGE_LINK_NAME}${KERNEL_IMAGE_BIN_EXT}
831		fi
832		if [ "${KERNEL_IMAGETYPE_SYMLINK}" = "1" ] ; then
833			ln -sf $baseName${KERNEL_IMAGE_BIN_EXT} $deployDir/$imageType
834		fi
835	done
836
837	if [ ${MODULE_TARBALL_DEPLOY} = "1" ] && (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
838		mkdir -p ${D}${root_prefix}/lib
839		if [ -n "${SOURCE_DATE_EPOCH}" ]; then
840			TAR_ARGS="--sort=name --clamp-mtime --mtime=@${SOURCE_DATE_EPOCH}"
841		else
842			TAR_ARGS=""
843		fi
844		TAR_ARGS="$TAR_ARGS --owner=0 --group=0"
845		tar $TAR_ARGS -cv -C ${D}${root_prefix} lib | gzip -9n > $deployDir/modules-${MODULE_TARBALL_NAME}.tgz
846
847		if [ -n "${MODULE_TARBALL_LINK_NAME}" ] ; then
848			ln -sf modules-${MODULE_TARBALL_NAME}.tgz $deployDir/modules-${MODULE_TARBALL_LINK_NAME}.tgz
849		fi
850	fi
851
852	if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
853		for imageType in ${KERNEL_IMAGETYPES} ; do
854			if [ "$imageType" = "fitImage" ] ; then
855				continue
856			fi
857			initramfsBaseName=$imageType-${INITRAMFS_NAME}
858			install -m 0644 ${KERNEL_OUTPUT_DIR}/$imageType.initramfs $deployDir/$initramfsBaseName${KERNEL_IMAGE_BIN_EXT}
859			if [ -n "${INITRAMFS_LINK_NAME}" ] ; then
860				ln -sf $initramfsBaseName${KERNEL_IMAGE_BIN_EXT} $deployDir/$imageType-${INITRAMFS_LINK_NAME}${KERNEL_IMAGE_BIN_EXT}
861			fi
862		done
863	fi
864}
865
866# We deploy to filenames that include PKGV and PKGR, read the saved data to
867# ensure we get the right values for both
868do_deploy[prefuncs] += "read_subpackage_metadata"
869
870addtask deploy after do_populate_sysroot do_packagedata
871
872EXPORT_FUNCTIONS do_deploy
873
874# Add using Device Tree support
875inherit kernel-devicetree
876