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-rw-r--r--meta/classes/kernel.bbclass421
1 files changed, 253 insertions, 168 deletions
diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index 25a153cd20..ebcb79a528 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -1,7 +1,16 @@
inherit linux-kernel-base kernel-module-split
-PROVIDES += "virtual/kernel"
-DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc kmod-native depmodwrapper-cross bc-native lzop-native"
+KERNEL_PACKAGE_NAME ??= "kernel"
+KERNEL_DEPLOYSUBDIR ??= "${@ "" if (d.getVar("KERNEL_PACKAGE_NAME") == "kernel") else d.getVar("KERNEL_PACKAGE_NAME") }"
+
+PROVIDES += "${@ "virtual/kernel" if (d.getVar("KERNEL_PACKAGE_NAME") == "kernel") else "" }"
+DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc kmod-native bc-native lzop-native bison-native"
+PACKAGE_WRITE_DEPS += "depmodwrapper-cross"
+
+do_deploy[depends] += "depmodwrapper-cross:do_populate_sysroot"
+do_clean[depends] += "make-mod-scripts:do_clean"
+
+CVE_PRODUCT ?= "linux_kernel"
S = "${STAGING_KERNEL_DIR}"
B = "${WORKDIR}/build"
@@ -13,6 +22,7 @@ INHIBIT_DEFAULT_DEPS = "1"
KERNEL_IMAGETYPE ?= "zImage"
INITRAMFS_IMAGE ?= ""
+INITRAMFS_IMAGE_NAME ?= "${@['${INITRAMFS_IMAGE}-${MACHINE}', ''][d.getVar('INITRAMFS_IMAGE') == '']}"
INITRAMFS_TASK ?= ""
INITRAMFS_IMAGE_BUNDLE ?= ""
@@ -22,49 +32,73 @@ INITRAMFS_IMAGE_BUNDLE ?= ""
# number and cause kernel to be rebuilt. To avoid this, make
# KERNEL_VERSION_NAME and KERNEL_VERSION_PKG_NAME depend on
# LINUX_VERSION which is a constant.
-KERNEL_VERSION_NAME = "${@d.getVar('KERNEL_VERSION', True) or ""}"
+KERNEL_VERSION_NAME = "${@d.getVar('KERNEL_VERSION') or ""}"
KERNEL_VERSION_NAME[vardepvalue] = "${LINUX_VERSION}"
-KERNEL_VERSION_PKG_NAME = "${@legitimize_package_name(d.getVar('KERNEL_VERSION', True))}"
+KERNEL_VERSION_PKG_NAME = "${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
KERNEL_VERSION_PKG_NAME[vardepvalue] = "${LINUX_VERSION}"
python __anonymous () {
- import re
+ pn = d.getVar("PN")
+ kpn = d.getVar("KERNEL_PACKAGE_NAME")
+
+ # XXX Remove this after bug 11905 is resolved
+ # FILES_${KERNEL_PACKAGE_NAME}-dev doesn't expand correctly
+ if kpn == pn:
+ bb.warn("Some packages (E.g. *-dev) might be missing due to "
+ "bug 11905 (variable KERNEL_PACKAGE_NAME == PN)")
+
+ # The default kernel recipe builds in a shared location defined by
+ # bitbake/distro confs: STAGING_KERNEL_DIR and STAGING_KERNEL_BUILDDIR.
+ # Set these variables to directories under ${WORKDIR} in alternate
+ # kernel recipes (I.e. where KERNEL_PACKAGE_NAME != kernel) so that they
+ # may build in parallel with the default kernel without clobbering.
+ if kpn != "kernel":
+ workdir = d.getVar("WORKDIR")
+ sourceDir = os.path.join(workdir, 'kernel-source')
+ artifactsDir = os.path.join(workdir, 'kernel-build-artifacts')
+ d.setVar("STAGING_KERNEL_DIR", sourceDir)
+ d.setVar("STAGING_KERNEL_BUILDDIR", artifactsDir)
# Merge KERNEL_IMAGETYPE and KERNEL_ALT_IMAGETYPE into KERNEL_IMAGETYPES
- type = d.getVar('KERNEL_IMAGETYPE', True) or ""
- alttype = d.getVar('KERNEL_ALT_IMAGETYPE', True) or ""
- types = d.getVar('KERNEL_IMAGETYPES', True) or ""
+ type = d.getVar('KERNEL_IMAGETYPE') or ""
+ alttype = d.getVar('KERNEL_ALT_IMAGETYPE') or ""
+ types = d.getVar('KERNEL_IMAGETYPES') or ""
if type not in types.split():
types = (type + ' ' + types).strip()
if alttype not in types.split():
types = (alttype + ' ' + types).strip()
d.setVar('KERNEL_IMAGETYPES', types)
- typeformake = re.sub(r'\.gz', '', types)
- d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake)
-
- for type in typeformake.split():
+ # KERNEL_IMAGETYPES may contain a mixture of image types supported directly
+ # by the kernel build system and types which are created by post-processing
+ # the output of the kernel build system (e.g. compressing vmlinux ->
+ # vmlinux.gz in kernel_do_compile()).
+ # KERNEL_IMAGETYPE_FOR_MAKE should contain only image types supported
+ # directly by the kernel build system.
+ if not d.getVar('KERNEL_IMAGETYPE_FOR_MAKE'):
+ typeformake = set()
+ for type in types.split():
+ if type == 'vmlinux.gz':
+ type = 'vmlinux'
+ typeformake.add(type)
+
+ d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', ' '.join(sorted(typeformake)))
+
+ kname = d.getVar('KERNEL_PACKAGE_NAME') or "kernel"
+ imagedest = d.getVar('KERNEL_IMAGEDEST')
+
+ for type in types.split():
typelower = type.lower()
-
- d.appendVar('PACKAGES', ' ' + 'kernel-image-' + typelower)
-
- d.setVar('FILES_kernel-image-' + typelower, '/boot/' + type + '*')
-
- d.appendVar('RDEPENDS_kernel-image', ' ' + 'kernel-image-' + typelower)
-
- d.setVar('PKG_kernel-image-' + typelower, 'kernel-image-' + typelower + '-${KERNEL_VERSION_PKG_NAME}')
-
- d.setVar('ALLOW_EMPTY_kernel-image-' + typelower, '1')
-
- imagedest = d.getVar('KERNEL_IMAGEDEST', True)
- priority = d.getVar('KERNEL_PRIORITY', True)
- postinst = '#!/bin/sh\n' + 'update-alternatives --install /' + imagedest + '/' + type + ' ' + type + ' ' + '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME} ' + priority + ' || true' + '\n'
- d.setVar('pkg_postinst_kernel-image-' + typelower, postinst)
-
- postrm = '#!/bin/sh\n' + 'update-alternatives --remove' + ' ' + type + ' ' + type + '-${KERNEL_VERSION_NAME} || true' + '\n'
- d.setVar('pkg_postrm_kernel-image-' + typelower, postrm)
-
- image = d.getVar('INITRAMFS_IMAGE', True)
+ d.appendVar('PACKAGES', ' %s-image-%s' % (kname, typelower))
+ d.setVar('FILES_' + kname + '-image-' + typelower, '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME}' + ' /' + imagedest + '/' + type)
+ d.appendVar('RDEPENDS_%s-image' % kname, ' %s-image-%s' % (kname, typelower))
+ d.setVar('PKG_%s-image-%s' % (kname,typelower), '%s-image-%s-${KERNEL_VERSION_PKG_NAME}' % (kname, typelower))
+ d.setVar('ALLOW_EMPTY_%s-image-%s' % (kname, typelower), '1')
+
+ image = d.getVar('INITRAMFS_IMAGE')
+ # If the INTIRAMFS_IMAGE is set but the INITRAMFS_IMAGE_BUNDLE is set to 0,
+ # the do_bundle_initramfs does nothing, but the INITRAMFS_IMAGE is built
+ # standalone for use by wic and other tools.
if image:
d.appendVarFlag('do_bundle_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
@@ -72,7 +106,7 @@ python __anonymous () {
# The preferred method is to set INITRAMFS_IMAGE, because
# this INITRAMFS_TASK has circular dependency problems
# if the initramfs requires kernel modules
- image_task = d.getVar('INITRAMFS_TASK', True)
+ image_task = d.getVar('INITRAMFS_TASK')
if image_task:
d.appendVarFlag('do_configure', 'depends', ' ${INITRAMFS_TASK}')
}
@@ -100,16 +134,16 @@ inherit ${KERNEL_CLASSES}
# the symlink.
do_unpack[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
do_clean[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
-base_do_unpack_append () {
- s = d.getVar("S", True)
+python do_symlink_kernsrc () {
+ s = d.getVar("S")
if s[-1] == '/':
# drop trailing slash, so that os.symlink(kernsrc, s) doesn't use s as directory name and fail
s=s[:-1]
- kernsrc = d.getVar("STAGING_KERNEL_DIR", True)
+ kernsrc = d.getVar("STAGING_KERNEL_DIR")
if s != kernsrc:
bb.utils.mkdirhier(kernsrc)
bb.utils.remove(kernsrc, recurse=True)
- if d.getVar("EXTERNALSRC", True):
+ if d.getVar("EXTERNALSRC"):
# With EXTERNALSRC S will not be wiped so we can symlink to it
os.symlink(s, kernsrc)
else:
@@ -117,30 +151,30 @@ base_do_unpack_append () {
shutil.move(s, kernsrc)
os.symlink(kernsrc, s)
}
+addtask symlink_kernsrc before do_configure after do_unpack
inherit kernel-arch deploy
-PACKAGES_DYNAMIC += "^kernel-module-.*"
-PACKAGES_DYNAMIC += "^kernel-image-.*"
-PACKAGES_DYNAMIC += "^kernel-firmware-.*"
+PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-module-.*"
+PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-image-.*"
+PACKAGES_DYNAMIC += "^${KERNEL_PACKAGE_NAME}-firmware-.*"
export OS = "${TARGET_OS}"
export CROSS_COMPILE = "${TARGET_PREFIX}"
-
-KERNEL_PRIORITY ?= "${@int(d.getVar('PV', True).split('-')[0].split('+')[0].split('.')[0]) * 10000 + \
- int(d.getVar('PV', True).split('-')[0].split('+')[0].split('.')[1]) * 100 + \
- int(d.getVar('PV', True).split('-')[0].split('+')[0].split('.')[-1])}"
+export KBUILD_BUILD_VERSION = "1"
+export KBUILD_BUILD_USER ?= "oe-user"
+export KBUILD_BUILD_HOST ?= "oe-host"
KERNEL_RELEASE ?= "${KERNEL_VERSION}"
# The directory where built kernel lies in the kernel tree
KERNEL_OUTPUT_DIR ?= "arch/${ARCH}/boot"
-KERNEL_IMAGEDEST = "boot"
+KERNEL_IMAGEDEST ?= "boot"
#
# configuration
#
-export CMDLINE_CONSOLE = "console=${@d.getVar("KERNEL_CONSOLE", True) or "ttyS0"}"
+export CMDLINE_CONSOLE = "console=${@d.getVar("KERNEL_CONSOLE") or "ttyS0"}"
KERNEL_VERSION = "${@get_kernelversion_headers('${B}')}"
@@ -156,7 +190,7 @@ UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}"
# Some Linux kernel configurations need additional parameters on the command line
KERNEL_EXTRA_ARGS ?= ""
-EXTRA_OEMAKE = " HOSTCC="${BUILD_CC}" HOSTCPP="${BUILD_CPP}""
+EXTRA_OEMAKE = " HOSTCC="${BUILD_CC} ${BUILD_CFLAGS} ${BUILD_LDFLAGS}" HOSTCPP="${BUILD_CPP}""
KERNEL_ALT_IMAGETYPE ??= ""
copy_initramfs() {
@@ -164,83 +198,77 @@ copy_initramfs() {
# In case the directory is not created yet from the first pass compile:
mkdir -p ${B}/usr
# Find and use the first initramfs image archive type we find
- rm -f ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
- for img in cpio.gz cpio.lz4 cpio.lzo cpio.lzma cpio.xz; do
- if [ -e "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.$img" ]; then
- cp ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE}-${MACHINE}.$img ${B}/usr/.
+ rm -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
+ for img in cpio cpio.gz cpio.lz4 cpio.lzo cpio.lzma cpio.xz; do
+ if [ -e "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img" ]; then
+ cp ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/.
case $img in
*gz)
echo "gzip decompressing image"
- gunzip -f ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+ gunzip -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
break
;;
*lz4)
echo "lz4 decompressing image"
- lz4 -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+ lz4 -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
break
;;
*lzo)
echo "lzo decompressing image"
- lzop -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+ lzop -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
break
;;
*lzma)
echo "lzma decompressing image"
- lzma -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+ lzma -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
break
;;
*xz)
echo "xz decompressing image"
- xz -df ${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.$img
+ xz -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img
break
;;
esac
+ break
fi
done
- echo "Finished copy of initramfs into ./usr"
+ # Verify that the above loop found a initramfs, fail otherwise
+ [ -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio ] && echo "Finished copy of initramfs into ./usr" || die "Could not find any ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.cpio{.gz|.lz4|.lzo|.lzma|.xz) for bundling; INITRAMFS_IMAGE_NAME might be wrong."
}
-INITRAMFS_BASE_NAME ?= "initramfs-${PV}-${PR}-${MACHINE}-${DATETIME}"
-INITRAMFS_BASE_NAME[vardepsexclude] = "DATETIME"
do_bundle_initramfs () {
if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
echo "Creating a kernel image with a bundled initramfs..."
copy_initramfs
# Backing up kernel image relies on its type(regular file or symbolic link)
tmp_path=""
- for type in ${KERNEL_IMAGETYPES} ; do
- if [ -h ${KERNEL_OUTPUT_DIR}/$type ] ; then
- linkpath=`readlink -n ${KERNEL_OUTPUT_DIR}/$type`
- realpath=`readlink -fn ${KERNEL_OUTPUT_DIR}/$type`
+ for imageType in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
+ if [ -h ${KERNEL_OUTPUT_DIR}/$imageType ] ; then
+ linkpath=`readlink -n ${KERNEL_OUTPUT_DIR}/$imageType`
+ realpath=`readlink -fn ${KERNEL_OUTPUT_DIR}/$imageType`
mv -f $realpath $realpath.bak
- tmp_path=$tmp_path" "$type"#"$linkpath"#"$realpath
- elif [ -f ${KERNEL_OUTPUT_DIR}/$type ]; then
- mv -f ${KERNEL_OUTPUT_DIR}/$type ${KERNEL_OUTPUT_DIR}/$type.bak
- tmp_path=$tmp_path" "$type"##"
+ tmp_path=$tmp_path" "$imageType"#"$linkpath"#"$realpath
+ elif [ -f ${KERNEL_OUTPUT_DIR}/$imageType ]; then
+ mv -f ${KERNEL_OUTPUT_DIR}/$imageType ${KERNEL_OUTPUT_DIR}/$imageType.bak
+ tmp_path=$tmp_path" "$imageType"##"
fi
done
- use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
+ use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
kernel_do_compile
# Restoring kernel image
for tp in $tmp_path ; do
- type=`echo $tp|cut -d "#" -f 1`
+ imageType=`echo $tp|cut -d "#" -f 1`
linkpath=`echo $tp|cut -d "#" -f 2`
realpath=`echo $tp|cut -d "#" -f 3`
if [ -n "$realpath" ]; then
mv -f $realpath $realpath.initramfs
mv -f $realpath.bak $realpath
- ln -sf $linkpath.initramfs ${B}/${KERNEL_OUTPUT_DIR}/$type.initramfs
+ ln -sf $linkpath.initramfs ${B}/${KERNEL_OUTPUT_DIR}/$imageType.initramfs
else
- mv -f ${KERNEL_OUTPUT_DIR}/$type ${KERNEL_OUTPUT_DIR}/$type.initramfs
- mv -f ${KERNEL_OUTPUT_DIR}/$type.bak ${KERNEL_OUTPUT_DIR}/$type
+ mv -f ${KERNEL_OUTPUT_DIR}/$imageType ${KERNEL_OUTPUT_DIR}/$imageType.initramfs
+ mv -f ${KERNEL_OUTPUT_DIR}/$imageType.bak ${KERNEL_OUTPUT_DIR}/$imageType
fi
done
- # Update install area
- for type in ${KERNEL_IMAGETYPES} ; do
- echo "There is kernel image bundled with initramfs: ${B}/${KERNEL_OUTPUT_DIR}/$type.initramfs"
- install -m 0644 ${B}/${KERNEL_OUTPUT_DIR}/$type.initramfs ${D}/boot/$type-initramfs-${MACHINE}.bin
- echo "${B}/${KERNEL_OUTPUT_DIR}/$type.initramfs"
- done
fi
}
do_bundle_initramfs[dirs] = "${B}"
@@ -251,8 +279,36 @@ python do_devshell_prepend () {
addtask bundle_initramfs after do_install before do_deploy
+get_cc_option () {
+ # Check if KERNEL_CC supports the option "file-prefix-map".
+ # This option allows us to build images with __FILE__ values that do not
+ # contain the host build path.
+ if ${KERNEL_CC} -Q --help=joined | grep -q "\-ffile-prefix-map=<old=new>"; then
+ echo "-ffile-prefix-map=${S}=/kernel-source/"
+ fi
+}
+
kernel_do_compile() {
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
+ if [ "${BUILD_REPRODUCIBLE_BINARIES}" = "1" ]; then
+ # kernel sources do not use do_unpack, so SOURCE_DATE_EPOCH may not
+ # be set....
+ if [ "${SOURCE_DATE_EPOCH}" = "" -o "${SOURCE_DATE_EPOCH}" = "0" ]; then
+ olddir=`pwd`
+ cd ${S}
+ SOURCE_DATE_EPOCH=`git log -1 --pretty=%ct`
+ # git repo not guaranteed, so fall back to REPRODUCIBLE_TIMESTAMP_ROOTFS
+ if [ $? -ne 0 ]; then
+ SOURCE_DATE_EPOCH=${REPRODUCIBLE_TIMESTAMP_ROOTFS}
+ fi
+ cd $olddir
+ fi
+
+ ts=`LC_ALL=C date -d @$SOURCE_DATE_EPOCH`
+ export KBUILD_BUILD_TIMESTAMP="$ts"
+ export KCONFIG_NOTIMESTAMP=1
+ bbnote "KBUILD_BUILD_TIMESTAMP: $ts"
+ fi
# The $use_alternate_initrd is only set from
# do_bundle_initramfs() This variable is specifically for the
# case where we are making a second pass at the kernel
@@ -264,23 +320,24 @@ kernel_do_compile() {
# The old style way of copying an prebuilt image and building it
# is turned on via INTIRAMFS_TASK != ""
copy_initramfs
- use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
+ use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
fi
+ cc_extra=$(get_cc_option)
for typeformake in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
- oe_runmake ${typeformake} CC="${KERNEL_CC}" LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} $use_alternate_initrd
- for type in ${KERNEL_IMAGETYPES} ; do
- if test "${typeformake}.gz" = "${type}"; then
- gzip -9c < "${typeformake}" > "${KERNEL_OUTPUT_DIR}/${type}"
- break;
- fi
- done
+ oe_runmake ${typeformake} CC="${KERNEL_CC} $cc_extra " LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} $use_alternate_initrd
done
+ # vmlinux.gz is not built by kernel
+ if (echo "${KERNEL_IMAGETYPES}" | grep -wq "vmlinux\.gz"); then
+ mkdir -p "${KERNEL_OUTPUT_DIR}"
+ gzip -9cn < ${B}/vmlinux > "${KERNEL_OUTPUT_DIR}/vmlinux.gz"
+ fi
}
do_compile_kernelmodules() {
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
if (grep -q -i -e '^CONFIG_MODULES=y$' ${B}/.config); then
- oe_runmake -C ${B} ${PARALLEL_MAKE} modules CC="${KERNEL_CC}" LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS}
+ cc_extra=$(get_cc_option)
+ oe_runmake -C ${B} ${PARALLEL_MAKE} modules CC="${KERNEL_CC} $cc_extra " LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS}
# Module.symvers gets updated during the
# building of the kernel modules. We need to
@@ -301,11 +358,11 @@ kernel_do_install() {
#
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
- oe_runmake DEPMOD=echo INSTALL_MOD_PATH="${D}" modules_install
- rm "${D}/lib/modules/${KERNEL_VERSION}/build"
- rm "${D}/lib/modules/${KERNEL_VERSION}/source"
+ oe_runmake DEPMOD=echo MODLIB=${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION} INSTALL_FW_PATH=${D}${nonarch_base_libdir}/firmware modules_install
+ rm "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
+ rm "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/source"
# If the kernel/ directory is empty remove it to prevent QA issues
- rmdir --ignore-fail-on-non-empty "${D}/lib/modules/${KERNEL_VERSION}/kernel"
+ rmdir --ignore-fail-on-non-empty "${D}${nonarch_base_libdir}/modules/${KERNEL_VERSION}/kernel"
else
bbnote "no modules to install"
fi
@@ -315,8 +372,11 @@ kernel_do_install() {
#
install -d ${D}/${KERNEL_IMAGEDEST}
install -d ${D}/boot
- for type in ${KERNEL_IMAGETYPES} ; do
- install -m 0644 ${KERNEL_OUTPUT_DIR}/${type} ${D}/${KERNEL_IMAGEDEST}/${type}-${KERNEL_VERSION}
+ for imageType in ${KERNEL_IMAGETYPES} ; do
+ install -m 0644 ${KERNEL_OUTPUT_DIR}/${imageType} ${D}/${KERNEL_IMAGEDEST}/${imageType}-${KERNEL_VERSION}
+ if [ "${KERNEL_PACKAGE_NAME}" = "kernel" ]; then
+ ln -sf ${imageType}-${KERNEL_VERSION} ${D}/${KERNEL_IMAGEDEST}/${imageType}
+ fi
done
install -m 0644 System.map ${D}/boot/System.map-${KERNEL_VERSION}
install -m 0644 .config ${D}/boot/config-${KERNEL_VERSION}
@@ -329,6 +389,10 @@ do_install[prefuncs] += "package_get_auto_pr"
# Must be ran no earlier than after do_kernel_checkout or else Makefile won't be in ${S}/Makefile
do_kernel_version_sanity_check() {
+ if [ "x${KERNEL_VERSION_SANITY_SKIP}" = "x1" ]; then
+ exit 0
+ fi
+
# The Makefile determines the kernel version shown at runtime
# Don't use KERNEL_VERSION because the headers it grabs the version from aren't generated until do_compile
VERSION=$(grep "^VERSION =" ${S}/Makefile | sed s/.*=\ *//)
@@ -352,7 +416,7 @@ do_kernel_version_sanity_check() {
reg="${reg}${EXTRAVERSION}"
if [ -z `echo ${PV} | grep -E "${reg}"` ]; then
- bbfatal "Package Version (${PV}) does not match of kernel being built (${vers}). Please update the PV variable to match the kernel source."
+ 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."
fi
exit 0
}
@@ -366,13 +430,14 @@ do_shared_workdir_setscene () {
emit_depmod_pkgdata() {
# Stash data for depmod
- install -d ${PKGDESTWORK}/kernel-depmod/
- echo "${KERNEL_VERSION}" > ${PKGDESTWORK}/kernel-depmod/kernel-abiversion
- cp ${B}/System.map ${PKGDESTWORK}/kernel-depmod/System.map-${KERNEL_VERSION}
+ install -d ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/
+ echo "${KERNEL_VERSION}" > ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/${KERNEL_PACKAGE_NAME}-abiversion
+ cp ${B}/System.map ${PKGDESTWORK}/${KERNEL_PACKAGE_NAME}-depmod/System.map-${KERNEL_VERSION}
}
PACKAGEFUNCS += "emit_depmod_pkgdata"
+do_shared_workdir[cleandirs] += " ${STAGING_KERNEL_BUILDDIR}"
do_shared_workdir () {
cd ${B}
@@ -383,7 +448,7 @@ do_shared_workdir () {
# Store the kernel version in sysroots for module-base.bbclass
#
- echo "${KERNEL_VERSION}" > $kerneldir/kernel-abiversion
+ echo "${KERNEL_VERSION}" > $kerneldir/${KERNEL_PACKAGE_NAME}-abiversion
# Copy files required for module builds
cp System.map $kerneldir/System.map-${KERNEL_VERSION}
@@ -391,7 +456,7 @@ do_shared_workdir () {
cp .config $kerneldir/
mkdir -p $kerneldir/include/config
cp include/config/kernel.release $kerneldir/include/config/kernel.release
- if [ -e certs/signing_key.pem ]; then
+ if [ -e certs/signing_key.x509 ]; then
# The signing_key.* files are stored in the certs/ dir in
# newer Linux kernels
mkdir -p $kerneldir/certs
@@ -412,8 +477,10 @@ do_shared_workdir () {
# arch/powerpc/lib/crtsavres.o which is present in
# KBUILD_LDFLAGS_MODULE, making it required to build external modules.
if [ ${ARCH} = "powerpc" ]; then
- mkdir -p $kerneldir/arch/powerpc/lib/
- cp arch/powerpc/lib/crtsavres.o $kerneldir/arch/powerpc/lib/crtsavres.o
+ if [ -e arch/powerpc/lib/crtsavres.o ]; then
+ mkdir -p $kerneldir/arch/powerpc/lib/
+ cp arch/powerpc/lib/crtsavres.o $kerneldir/arch/powerpc/lib/crtsavres.o
+ fi
fi
if [ -d include/generated ]; then
@@ -425,6 +492,15 @@ do_shared_workdir () {
mkdir -p $kerneldir/arch/${ARCH}/include/generated/
cp -fR arch/${ARCH}/include/generated/* $kerneldir/arch/${ARCH}/include/generated/
fi
+
+ if (grep -q -i -e '^CONFIG_UNWINDER_ORC=y$' $kerneldir/.config); then
+ # With CONFIG_UNWINDER_ORC (the default in 4.14), objtool is required for
+ # out-of-tree modules to be able to generate object files.
+ if [ -x tools/objtool/objtool ]; then
+ mkdir -p ${kerneldir}/tools/objtool
+ cp tools/objtool/objtool ${kerneldir}/tools/objtool/
+ fi
+ fi
}
# We don't need to stage anything, not the modules/firmware since those would clash with linux-firmware
@@ -432,17 +508,17 @@ sysroot_stage_all () {
:
}
-KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} O=${B} oldnoconfig || yes '' | oe_runmake -C ${S} O=${B} oldconfig"
+KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} CC="${KERNEL_CC}" O=${B} olddefconfig || oe_runmake -C ${S} O=${B} CC="${KERNEL_CC}" oldnoconfig"
python check_oldest_kernel() {
- oldest_kernel = d.getVar('OLDEST_KERNEL', True)
- kernel_version = d.getVar('KERNEL_VERSION', True)
- tclibc = d.getVar('TCLIBC', True)
+ oldest_kernel = d.getVar('OLDEST_KERNEL')
+ kernel_version = d.getVar('KERNEL_VERSION')
+ tclibc = d.getVar('TCLIBC')
if tclibc == 'glibc':
kernel_version = kernel_version.split('-', 1)[0]
if oldest_kernel and kernel_version:
if bb.utils.vercmp_string(kernel_version, oldest_kernel) < 0:
- bb.warn('%s: OLDEST_KERNEL is "%s" but the version of the kernel you are building is "%s" - therefore %s as built may not be compatible with this kernel. Either set OLDEST_KERNEL to an older version, or build a newer kernel.' % (d.getVar('PN', True), oldest_kernel, kernel_version, tclibc))
+ bb.warn('%s: OLDEST_KERNEL is "%s" but the version of the kernel you are building is "%s" - therefore %s as built may not be compatible with this kernel. Either set OLDEST_KERNEL to an older version, or build a newer kernel.' % (d.getVar('PN'), oldest_kernel, kernel_version, tclibc))
}
check_oldest_kernel[vardepsexclude] += "OLDEST_KERNEL KERNEL_VERSION"
@@ -477,32 +553,34 @@ addtask savedefconfig after do_configure
inherit cml1
+KCONFIG_CONFIG_COMMAND_append = " HOSTLDFLAGS='${BUILD_LDFLAGS}'"
+
EXPORT_FUNCTIONS do_compile do_install do_configure
# kernel-base becomes kernel-${KERNEL_VERSION}
# kernel-image becomes kernel-image-${KERNEL_VERSION}
-PACKAGES = "kernel kernel-base kernel-vmlinux kernel-image kernel-dev kernel-modules"
+PACKAGES = "${KERNEL_PACKAGE_NAME} ${KERNEL_PACKAGE_NAME}-base ${KERNEL_PACKAGE_NAME}-vmlinux ${KERNEL_PACKAGE_NAME}-image ${KERNEL_PACKAGE_NAME}-dev ${KERNEL_PACKAGE_NAME}-modules"
FILES_${PN} = ""
-FILES_kernel-base = "/lib/modules/${KERNEL_VERSION}/modules.order /lib/modules/${KERNEL_VERSION}/modules.builtin"
-FILES_kernel-image = ""
-FILES_kernel-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* ${KERNEL_SRC_PATH} /lib/modules/${KERNEL_VERSION}/build"
-FILES_kernel-vmlinux = "/boot/vmlinux*"
-FILES_kernel-modules = ""
-RDEPENDS_kernel = "kernel-base"
+FILES_${KERNEL_PACKAGE_NAME}-base = "${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"
+FILES_${KERNEL_PACKAGE_NAME}-image = ""
+FILES_${KERNEL_PACKAGE_NAME}-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* ${KERNEL_SRC_PATH} ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
+FILES_${KERNEL_PACKAGE_NAME}-vmlinux = "/boot/vmlinux-${KERNEL_VERSION_NAME}"
+FILES_${KERNEL_PACKAGE_NAME}-modules = ""
+RDEPENDS_${KERNEL_PACKAGE_NAME} = "${KERNEL_PACKAGE_NAME}-base"
# Allow machines to override this dependency if kernel image files are
# not wanted in images as standard
-RDEPENDS_kernel-base ?= "kernel-image"
-PKG_kernel-image = "kernel-image-${@legitimize_package_name('${KERNEL_VERSION}')}"
-RDEPENDS_kernel-image += "${@base_conditional('KERNEL_IMAGETYPE', 'vmlinux', 'kernel-vmlinux', '', d)}"
-PKG_kernel-base = "kernel-${@legitimize_package_name('${KERNEL_VERSION}')}"
-RPROVIDES_kernel-base += "kernel-${KERNEL_VERSION}"
-ALLOW_EMPTY_kernel = "1"
-ALLOW_EMPTY_kernel-base = "1"
-ALLOW_EMPTY_kernel-image = "1"
-ALLOW_EMPTY_kernel-modules = "1"
-DESCRIPTION_kernel-modules = "Kernel modules meta package"
-
-pkg_postinst_kernel-base () {
+RDEPENDS_${KERNEL_PACKAGE_NAME}-base ?= "${KERNEL_PACKAGE_NAME}-image"
+PKG_${KERNEL_PACKAGE_NAME}-image = "${KERNEL_PACKAGE_NAME}-image-${@legitimize_package_name('${KERNEL_VERSION}')}"
+RDEPENDS_${KERNEL_PACKAGE_NAME}-image += "${@oe.utils.conditional('KERNEL_IMAGETYPE', 'vmlinux', '${KERNEL_PACKAGE_NAME}-vmlinux', '', d)}"
+PKG_${KERNEL_PACKAGE_NAME}-base = "${KERNEL_PACKAGE_NAME}-${@legitimize_package_name('${KERNEL_VERSION}')}"
+RPROVIDES_${KERNEL_PACKAGE_NAME}-base += "${KERNEL_PACKAGE_NAME}-${KERNEL_VERSION}"
+ALLOW_EMPTY_${KERNEL_PACKAGE_NAME} = "1"
+ALLOW_EMPTY_${KERNEL_PACKAGE_NAME}-base = "1"
+ALLOW_EMPTY_${KERNEL_PACKAGE_NAME}-image = "1"
+ALLOW_EMPTY_${KERNEL_PACKAGE_NAME}-modules = "1"
+DESCRIPTION_${KERNEL_PACKAGE_NAME}-modules = "Kernel modules meta package"
+
+pkg_postinst_${KERNEL_PACKAGE_NAME}-base () {
if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then
mkdir -p $D/lib/modules/${KERNEL_VERSION}
fi
@@ -516,7 +594,7 @@ pkg_postinst_kernel-base () {
PACKAGESPLITFUNCS_prepend = "split_kernel_packages "
python split_kernel_packages () {
- do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
+ do_split_packages(d, root='${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='')
}
# Many scripts want to look in arch/$arch/boot for the bootable
@@ -532,7 +610,11 @@ do_kernel_link_images() {
if [ -f ../../../vmlinuz ]; then
ln -sf ../../../vmlinuz
fi
+ if [ -f ../../../vmlinuz.bin ]; then
+ ln -sf ../../../vmlinuz.bin
+ fi
}
+addtask kernel_link_images after do_compile before do_strip
do_strip() {
if [ -n "${KERNEL_IMAGE_STRIP_EXTRA_SECTIONS}" ]; then
@@ -561,75 +643,78 @@ do_strip() {
}
do_strip[dirs] = "${B}"
-addtask do_strip before do_sizecheck after do_kernel_link_images
+addtask strip before do_sizecheck after do_kernel_link_images
# Support checking the kernel size since some kernels need to reside in partitions
-# with a fixed length or there is a limit in transferring the kernel to memory
+# with a fixed length or there is a limit in transferring the kernel to memory.
+# If more than one image type is enabled, warn on any that don't fit but only fail
+# if none fit.
do_sizecheck() {
if [ ! -z "${KERNEL_IMAGE_MAXSIZE}" ]; then
invalid=`echo ${KERNEL_IMAGE_MAXSIZE} | sed 's/[0-9]//g'`
if [ -n "$invalid" ]; then
- die "Invalid KERNEL_IMAGE_MAXSIZE: ${KERNEL_IMAGE_MAXSIZE}, should be an integerx (The unit is Kbytes)"
+ die "Invalid KERNEL_IMAGE_MAXSIZE: ${KERNEL_IMAGE_MAXSIZE}, should be an integer (The unit is Kbytes)"
fi
- for type in ${KERNEL_IMAGETYPES} ; do
- size=`du -ks ${B}/${KERNEL_OUTPUT_DIR}/$type | awk '{print $1}'`
+ at_least_one_fits=
+ for imageType in ${KERNEL_IMAGETYPES} ; do
+ size=`du -ks ${B}/${KERNEL_OUTPUT_DIR}/$imageType | awk '{print $1}'`
if [ $size -ge ${KERNEL_IMAGE_MAXSIZE} ]; then
- warn "This kernel $type (size=$size(K) > ${KERNEL_IMAGE_MAXSIZE}(K)) is too big for your device. Please reduce the size of the kernel by making more of it modular."
+ bbwarn "This kernel $imageType (size=$size(K) > ${KERNEL_IMAGE_MAXSIZE}(K)) is too big for your device."
+ else
+ at_least_one_fits=y
fi
done
+ if [ -z "$at_least_one_fits" ]; then
+ die "All kernel images are too big for your device. Please reduce the size of the kernel by making more of it modular."
+ fi
fi
}
do_sizecheck[dirs] = "${B}"
addtask sizecheck before do_install after do_strip
-KERNEL_IMAGE_BASE_NAME ?= "${PKGE}-${PKGV}-${PKGR}-${MACHINE}-${DATETIME}"
-# Don't include the DATETIME variable in the sstate package signatures
-KERNEL_IMAGE_BASE_NAME[vardepsexclude] = "DATETIME"
-KERNEL_IMAGE_SYMLINK_NAME ?= "${MACHINE}"
-MODULE_IMAGE_BASE_NAME ?= "modules-${PKGE}-${PKGV}-${PKGR}-${MACHINE}-${DATETIME}"
-MODULE_IMAGE_BASE_NAME[vardepsexclude] = "DATETIME"
-MODULE_TARBALL_BASE_NAME ?= "${MODULE_IMAGE_BASE_NAME}.tgz"
-# Don't include the DATETIME variable in the sstate package signatures
-MODULE_TARBALL_SYMLINK_NAME ?= "modules-${MACHINE}.tgz"
-MODULE_TARBALL_DEPLOY ?= "1"
+inherit kernel-artifact-names
kernel_do_deploy() {
- for type in ${KERNEL_IMAGETYPES} ; do
- base_name=${type}-${KERNEL_IMAGE_BASE_NAME}
- install -m 0644 ${KERNEL_OUTPUT_DIR}/${type} ${DEPLOYDIR}/${base_name}.bin
- done
- if [ ${MODULE_TARBALL_DEPLOY} = "1" ] && (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
- mkdir -p ${D}/lib
- tar -cvzf ${DEPLOYDIR}/${MODULE_TARBALL_BASE_NAME} -C ${D} lib
- ln -sf ${MODULE_TARBALL_BASE_NAME} ${DEPLOYDIR}/${MODULE_TARBALL_SYMLINK_NAME}
+ deployDir="${DEPLOYDIR}"
+ if [ -n "${KERNEL_DEPLOYSUBDIR}" ]; then
+ deployDir="${DEPLOYDIR}/${KERNEL_DEPLOYSUBDIR}"
+ mkdir "$deployDir"
fi
- for type in ${KERNEL_IMAGETYPES} ; do
- base_name=${type}-${KERNEL_IMAGE_BASE_NAME}
- symlink_name=${type}-${KERNEL_IMAGE_SYMLINK_NAME}
- ln -sf ${base_name}.bin ${DEPLOYDIR}/${symlink_name}.bin
- ln -sf ${base_name}.bin ${DEPLOYDIR}/${type}
+ for imageType in ${KERNEL_IMAGETYPES} ; do
+ base_name=${imageType}-${KERNEL_IMAGE_NAME}
+ install -m 0644 ${KERNEL_OUTPUT_DIR}/${imageType} $deployDir/${base_name}.bin
+ symlink_name=${imageType}-${KERNEL_IMAGE_LINK_NAME}
+ ln -sf ${base_name}.bin $deployDir/${symlink_name}.bin
+ ln -sf ${base_name}.bin $deployDir/${imageType}
done
- cp ${COREBASE}/meta/files/deploydir_readme.txt ${DEPLOYDIR}/README_-_DO_NOT_DELETE_FILES_IN_THIS_DIRECTORY.txt
+ if [ ${MODULE_TARBALL_DEPLOY} = "1" ] && (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
+ mkdir -p ${D}${root_prefix}/lib
+ tar -cvzf $deployDir/modules-${MODULE_TARBALL_NAME}.tgz -C ${D}${root_prefix} lib
+ ln -sf modules-${MODULE_TARBALL_NAME}.tgz $deployDir/modules-${MODULE_TARBALL_LINK_NAME}.tgz
+ fi
- cd ${B}
- # Update deploy directory
- for type in ${KERNEL_IMAGETYPES} ; do
- if [ -e "${KERNEL_OUTPUT_DIR}/${type}.initramfs" ]; then
- echo "Copying deploy ${type} kernel-initramfs image and setting up links..."
- initramfs_base_name=${type}-${INITRAMFS_BASE_NAME}
- initramfs_symlink_name=${type}-initramfs-${MACHINE}
- install -m 0644 ${KERNEL_OUTPUT_DIR}/${type}.initramfs ${DEPLOYDIR}/${initramfs_base_name}.bin
- ln -sf ${initramfs_base_name}.bin ${DEPLOYDIR}/${initramfs_symlink_name}.bin
- fi
- done
+ if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
+ for imageType in ${KERNEL_IMAGETYPES} ; do
+ if [ "$imageType" = "fitImage" ] ; then
+ continue
+ fi
+ initramfs_base_name=${imageType}-${INITRAMFS_NAME}
+ initramfs_symlink_name=${imageType}-${INITRAMFS_LINK_NAME}
+ install -m 0644 ${KERNEL_OUTPUT_DIR}/${imageType}.initramfs $deployDir/${initramfs_base_name}.bin
+ ln -sf ${initramfs_base_name}.bin $deployDir/${initramfs_symlink_name}.bin
+ done
+ fi
}
do_deploy[cleandirs] = "${DEPLOYDIR}"
do_deploy[dirs] = "${DEPLOYDIR} ${B}"
do_deploy[prefuncs] += "package_get_auto_pr"
-addtask deploy after do_populate_sysroot
+addtask deploy after do_populate_sysroot do_packagedata
EXPORT_FUNCTIONS do_deploy
+
+# Add using Device Tree support
+inherit kernel-devicetree
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-04-25 13:33:10 +0000