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-rw-r--r--meta/classes/kernel.bbclass157
1 files changed, 99 insertions, 58 deletions
diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index db42744527..8954b28b2c 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -1,7 +1,10 @@
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"
+DEPENDS += "virtual/${TARGET_PREFIX}binutils virtual/${TARGET_PREFIX}gcc kmod-native bc-native lzop-native"
+PACKAGE_WRITE_DEPS += "depmodwrapper-cross virtual/update-alternatives-native"
+
+do_deploy[depends] += "depmodwrapper-cross:do_populate_sysroot"
S = "${STAGING_KERNEL_DIR}"
B = "${WORKDIR}/build"
@@ -13,6 +16,7 @@ INHIBIT_DEFAULT_DEPS = "1"
KERNEL_IMAGETYPE ?= "zImage"
INITRAMFS_IMAGE ?= ""
+INITRAMFS_IMAGE_NAME ?= "${@['${INITRAMFS_IMAGE}-${MACHINE}', ''][d.getVar('INITRAMFS_IMAGE') == '']}"
INITRAMFS_TASK ?= ""
INITRAMFS_IMAGE_BUNDLE ?= ""
@@ -22,18 +26,18 @@ INITRAMFS_IMAGE_BUNDLE ?= ""
# number and cause kernel to be rebuilt. To avoid this, make
# KERNEL_VERSION_NAME and KERNEL_VERSION_PKG_NAME depend on
# LINUX_VERSION which is a constant.
-KERNEL_VERSION_NAME = "${@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] = "${LINUX_VERSION}"
python __anonymous () {
import re
# Merge KERNEL_IMAGETYPE and KERNEL_ALT_IMAGETYPE into KERNEL_IMAGETYPES
- type = d.getVar('KERNEL_IMAGETYPE', True) or ""
- alttype = d.getVar('KERNEL_ALT_IMAGETYPE', True) or ""
- types = d.getVar('KERNEL_IMAGETYPES', True) or ""
+ type = d.getVar('KERNEL_IMAGETYPE') or ""
+ alttype = d.getVar('KERNEL_ALT_IMAGETYPE') or ""
+ types = d.getVar('KERNEL_IMAGETYPES') or ""
if type not in types.split():
types = (type + ' ' + types).strip()
if alttype not in types.split():
@@ -43,12 +47,13 @@ python __anonymous () {
typeformake = re.sub(r'\.gz', '', types)
d.setVar('KERNEL_IMAGETYPE_FOR_MAKE', typeformake)
- for type in typeformake.split():
+ for type in types.split():
typelower = type.lower()
+ imagedest = d.getVar('KERNEL_IMAGEDEST')
d.appendVar('PACKAGES', ' ' + 'kernel-image-' + typelower)
- d.setVar('FILES_kernel-image-' + typelower, '/boot/' + type + '*')
+ d.setVar('FILES_kernel-image-' + typelower, '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME}')
d.appendVar('RDEPENDS_kernel-image', ' ' + 'kernel-image-' + typelower)
@@ -56,15 +61,14 @@ python __anonymous () {
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 + '-${KERNEL_VERSION_NAME} ' + priority + ' || true' + '\n'
+ priority = d.getVar('KERNEL_PRIORITY')
+ postinst = '#!/bin/sh\n' + 'update-alternatives --install /' + imagedest + '/' + type + ' ' + type + ' ' + type + '-${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)
+ image = d.getVar('INITRAMFS_IMAGE')
if image:
d.appendVarFlag('do_bundle_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
@@ -72,7 +76,7 @@ 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}')
}
@@ -101,15 +105,15 @@ inherit ${KERNEL_CLASSES}
do_unpack[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
do_clean[cleandirs] += " ${S} ${STAGING_KERNEL_DIR} ${B} ${STAGING_KERNEL_BUILDDIR}"
base_do_unpack_append () {
- s = d.getVar("S", True)
+ s = d.getVar("S")
if s[-1] == '/':
# drop trailing slash, so that os.symlink(kernsrc, s) doesn't use s as directory name and fail
s=s[:-1]
- kernsrc = d.getVar("STAGING_KERNEL_DIR", True)
+ kernsrc = d.getVar("STAGING_KERNEL_DIR")
if s != kernsrc:
bb.utils.mkdirhier(kernsrc)
bb.utils.remove(kernsrc, recurse=True)
- if d.getVar("EXTERNALSRC", True):
+ if d.getVar("EXTERNALSRC"):
# With EXTERNALSRC S will not be wiped so we can symlink to it
os.symlink(s, kernsrc)
else:
@@ -127,9 +131,9 @@ PACKAGES_DYNAMIC += "^kernel-firmware-.*"
export OS = "${TARGET_OS}"
export CROSS_COMPILE = "${TARGET_PREFIX}"
-KERNEL_PRIORITY ?= "${@int(d.getVar('PV',1).split('-')[0].split('+')[0].split('.')[0]) * 10000 + \
- int(d.getVar('PV',1).split('-')[0].split('+')[0].split('.')[1]) * 100 + \
- int(d.getVar('PV',1).split('-')[0].split('+')[0].split('.')[-1])}"
+KERNEL_PRIORITY ?= "${@int(d.getVar('PV').split('-')[0].split('+')[0].split('.')[0]) * 10000 + \
+ int(d.getVar('PV').split('-')[0].split('+')[0].split('.')[1]) * 100 + \
+ int(d.getVar('PV').split('-')[0].split('+')[0].split('.')[-1])}"
KERNEL_RELEASE ?= "${KERNEL_VERSION}"
@@ -140,7 +144,7 @@ KERNEL_IMAGEDEST = "boot"
#
# configuration
#
-export CMDLINE_CONSOLE = "console=${@d.getVar("KERNEL_CONSOLE",1) or "ttyS0"}"
+export CMDLINE_CONSOLE = "console=${@d.getVar("KERNEL_CONSOLE") or "ttyS0"}"
KERNEL_VERSION = "${@get_kernelversion_headers('${B}')}"
@@ -156,10 +160,7 @@ UBOOT_LOADADDRESS ?= "${UBOOT_ENTRYPOINT}"
# Some Linux kernel configurations need additional parameters on the command line
KERNEL_EXTRA_ARGS ?= ""
-# For the kernel, we don't want the '-e MAKEFLAGS=' in EXTRA_OEMAKE.
-# We don't want to override kernel Makefile variables from the environment
-EXTRA_OEMAKE = ""
-
+EXTRA_OEMAKE = " HOSTCC="${BUILD_CC}" HOSTCPP="${BUILD_CPP}""
KERNEL_ALT_IMAGETYPE ??= ""
copy_initramfs() {
@@ -167,34 +168,34 @@ 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}.$img
break
;;
esac
@@ -203,7 +204,7 @@ copy_initramfs() {
echo "Finished copy of initramfs into ./usr"
}
-INITRAMFS_BASE_NAME = "initramfs-${PV}-${PR}-${MACHINE}-${DATETIME}"
+INITRAMFS_BASE_NAME ?= "initramfs-${PV}-${PR}-${MACHINE}-${DATETIME}"
INITRAMFS_BASE_NAME[vardepsexclude] = "DATETIME"
do_bundle_initramfs () {
if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
@@ -222,7 +223,7 @@ do_bundle_initramfs () {
tmp_path=$tmp_path" "$type"##"
fi
done
- use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${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
@@ -238,12 +239,6 @@ do_bundle_initramfs () {
mv -f ${KERNEL_OUTPUT_DIR}/$type.bak ${KERNEL_OUTPUT_DIR}/$type
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] = "${B}"
@@ -267,12 +262,13 @@ kernel_do_compile() {
# The old style way of copying an prebuilt image and building it
# is turned on via INTIRAMFS_TASK != ""
copy_initramfs
- use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE}-${MACHINE}.cpio
+ use_alternate_initrd=CONFIG_INITRAMFS_SOURCE=${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
fi
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" = "${type}"; then
+ mkdir -p "${KERNEL_OUTPUT_DIR}"
gzip -9c < "${typeformake}" > "${KERNEL_OUTPUT_DIR}/${type}"
break;
fi
@@ -304,11 +300,11 @@ kernel_do_install() {
#
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
if (grep -q -i -e '^CONFIG_MODULES=y$' .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
@@ -330,6 +326,40 @@ kernel_do_install() {
}
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 =" ${S}/Makefile | sed s/.*=\ *//)
+ PATCHLEVEL=$(grep "^PATCHLEVEL =" ${S}/Makefile | sed s/.*=\ *//)
+ SUBLEVEL=$(grep "^SUBLEVEL =" ${S}/Makefile | sed s/.*=\ *//)
+ EXTRAVERSION=$(grep "^EXTRAVERSION =" ${S}/Makefile | sed s/.*=\ *//)
+
+ # Build a string for regex and a plain version string
+ reg="^${VERSION}\.${PATCHLEVEL}"
+ vers="${VERSION}.${PATCHLEVEL}"
+ if [ -n "${SUBLEVEL}" ]; then
+ # Ignoring a SUBLEVEL of zero is fine
+ if [ "${SUBLEVEL}" = "0" ]; then
+ reg="${reg}(\.${SUBLEVEL})?"
+ else
+ reg="${reg}\.${SUBLEVEL}"
+ vers="${vers}.${SUBLEVEL}"
+ fi
+ fi
+ vers="${vers}${EXTRAVERSION}"
+ reg="${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 or set KERNEL_VERSION_SANITY_SKIP=\"1\" in your recipe."
+ fi
+ exit 0
+}
+
addtask shared_workdir after do_compile before do_compile_kernelmodules
addtask shared_workdir_setscene
@@ -364,6 +394,14 @@ 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
+ # The signing_key.* files are stored in the certs/ dir in
+ # newer Linux kernels
+ mkdir -p $kerneldir/certs
+ cp certs/signing_key.* $kerneldir/certs/
+ elif [ -e signing_key.priv ]; then
+ cp signing_key.* $kerneldir/
+ fi
# We can also copy over all the generated files and avoid special cases
# like version.h, but we've opted to keep this small until file creep starts
@@ -400,14 +438,14 @@ sysroot_stage_all () {
KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} O=${B} oldnoconfig || yes '' | oe_runmake -C ${S} O=${B} oldconfig"
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"
@@ -434,6 +472,7 @@ kernel_do_configure() {
}
do_savedefconfig() {
+ bbplain "Saving defconfig to:\n${B}/defconfig"
oe_runmake -C ${B} savedefconfig
}
do_savedefconfig[nostamp] = "1"
@@ -447,10 +486,10 @@ EXPORT_FUNCTIONS do_compile do_install do_configure
# kernel-image becomes kernel-image-${KERNEL_VERSION}
PACKAGES = "kernel kernel-base kernel-vmlinux kernel-image kernel-dev kernel-modules"
FILES_${PN} = ""
-FILES_kernel-base = "/lib/modules/${KERNEL_VERSION}/modules.order /lib/modules/${KERNEL_VERSION}/modules.builtin"
+FILES_kernel-base = "${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.order ${nonarch_base_libdir}/modules/${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-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* ${KERNEL_SRC_PATH} ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
+FILES_kernel-vmlinux = "/boot/vmlinux-${KERNEL_VERSION_NAME}"
FILES_kernel-modules = ""
RDEPENDS_kernel = "kernel-base"
# Allow machines to override this dependency if kernel image files are
@@ -480,7 +519,7 @@ pkg_postinst_kernel-base () {
PACKAGESPLITFUNCS_prepend = "split_kernel_packages "
python split_kernel_packages () {
- do_split_packages(d, root='/lib/firmware', file_regex='^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
+ do_split_packages(d, root='${nonarch_base_libdir}/firmware', file_regex='^(.*)\.(bin|fw|cis|csp|dsp)$', output_pattern='kernel-firmware-%s', description='Firmware for %s', recursive=True, extra_depends='')
}
# Many scripts want to look in arch/$arch/boot for the bootable
@@ -496,7 +535,11 @@ do_kernel_link_images() {
if [ -f ../../../vmlinuz ]; then
ln -sf ../../../vmlinuz
fi
+ if [ -f ../../../vmlinuz.bin ]; then
+ ln -sf ../../../vmlinuz.bin
+ fi
}
+addtask kernel_link_images after do_compile before do_strip
do_strip() {
if [ -n "${KERNEL_IMAGE_STRIP_EXTRA_SECTIONS}" ]; then
@@ -525,7 +568,7 @@ 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
@@ -576,8 +619,6 @@ kernel_do_deploy() {
ln -sf ${base_name}.bin ${DEPLOYDIR}/${type}
done
- cp ${COREBASE}/meta/files/deploydir_readme.txt ${DEPLOYDIR}/README_-_DO_NOT_DELETE_FILES_IN_THIS_DIRECTORY.txt
-
cd ${B}
# Update deploy directory
for type in ${KERNEL_IMAGETYPES} ; do
@@ -594,6 +635,6 @@ do_deploy[cleandirs] = "${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
generated by cgit v1.2.3 (git 2.25.1) at 2026-06-02 18:16:43 +0000