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