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Diffstat (limited to 'meta-agl-jailhouse/recipes-kernel/linux-jailhouse-custom/kernel-devsrc.bb')
| -rw-r--r-- | meta-agl-jailhouse/recipes-kernel/linux-jailhouse-custom/kernel-devsrc.bb | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/meta-agl-jailhouse/recipes-kernel/linux-jailhouse-custom/kernel-devsrc.bb b/meta-agl-jailhouse/recipes-kernel/linux-jailhouse-custom/kernel-devsrc.bb new file mode 100644 index 00000000..f207a43c --- /dev/null +++ b/meta-agl-jailhouse/recipes-kernel/linux-jailhouse-custom/kernel-devsrc.bb @@ -0,0 +1,280 @@ +SUMMARY = "Linux kernel Development Source" +DESCRIPTION = "Development source linux kernel. When built, this recipe packages the \ +source of the preferred virtual/kernel provider and makes it available for full kernel \ +development or external module builds" + +SECTION = "kernel" + +LICENSE = "GPLv2" + +inherit linux-kernel-base + +# Whilst not a module, this ensures we don't get multilib extended (which would make no sense) +inherit module-base + +# We need the kernel to be staged (unpacked, patched and configured) before +# we can grab the source and make the source package. We also need the bits from +# ${B} not to change while we install, so virtual/kernel must finish do_compile. +do_install[depends] += "virtual/kernel:do_shared_workdir" +# Need the source, not just the output of populate_sysroot +do_install[depends] += "virtual/kernel:do_install" + +# There's nothing to do here, except install the source where we can package it +do_fetch[noexec] = "1" +do_unpack[noexec] = "1" +do_patch[noexec] = "1" +do_configure[noexec] = "1" +do_compile[noexec] = "1" +deltask do_populate_sysroot + +S = "${STAGING_KERNEL_DIR}" +B = "${STAGING_KERNEL_BUILDDIR}" + +PACKAGE_ARCH = "${MACHINE_ARCH}" + +KERNEL_BUILD_ROOT="${nonarch_base_libdir}/modules/" + +do_install() { + kerneldir=${D}${KERNEL_BUILD_ROOT}${KERNEL_VERSION} + install -d $kerneldir + + # create the directory structure + rm -f $kerneldir/build + rm -f $kerneldir/source + mkdir -p $kerneldir/build + + # for compatibility with some older variants of this package, we + # create a /usr/src/kernel symlink to /lib/modules/<version>/source + mkdir -p ${D}/usr/src + ( + cd ${D}/usr/src + lnr ${D}${KERNEL_BUILD_ROOT}${KERNEL_VERSION}/source kernel + ) + + # for on target purposes, we unify build and source + ( + cd $kerneldir + ln -s build source + ) + + # first copy everything + ( + cd ${S} + cp --parents $(find -type f -name "Makefile*" -o -name "Kconfig*") $kerneldir/build + cp --parents $(find -type f -name "Build" -o -name "Build.include") $kerneldir/build + ) + + # then drop all but the needed Makefiles/Kconfig files + rm -rf $kerneldir/build/scripts + rm -rf $kerneldir/build/include + + # now copy in parts from the build that we'll need later + ( + cd ${B} + + cp Module.symvers $kerneldir/build + cp System.map* $kerneldir/build + if [ -s Module.markers ]; then + cp Module.markers $kerneldir/build + fi + + cp -a .config $kerneldir/build + + # This scripts copy blow up QA, so for now, we require a more + # complex 'make scripts' to restore these, versus copying them + # here. Left as a reference to indicate that we know the scripts must + # be dealt with. + # cp -a scripts $kerneldir/build + + # although module.lds can be regenerated on target via 'make modules_prepare' + # there are several places where 'makes scripts prepare' is done, and that won't + # regenerate the file. So we copy it onto the target as a migration to using + # modules_prepare + cp -a --parents scripts/module.lds $kerneldir/build/ 2>/dev/null || : + + if [ -d arch/${ARCH}/scripts ]; then + cp -a arch/${ARCH}/scripts $kerneldir/build/arch/${ARCH} + fi + if [ -f arch/${ARCH}/*lds ]; then + cp -a arch/${ARCH}/*lds $kerneldir/build/arch/${ARCH} + fi + + rm -f $kerneldir/build/scripts/*.o + rm -f $kerneldir/build/scripts/*/*.o + + if [ "${ARCH}" = "powerpc" ]; then + if [ -e arch/powerpc/lib/crtsavres.S ] || + [ -e arch/powerpc/lib/crtsavres.o ]; then + cp -a --parents arch/powerpc/lib/crtsavres.[So] $kerneldir/build/ + fi + fi + + if [ "${ARCH}" = "arm64" ]; then + cp -a --parents arch/arm64/kernel/vdso/vdso.lds $kerneldir/build/ + fi + + cp -a include $kerneldir/build/include + ) + + # now grab the chunks from the source tree that we need + ( + cd ${S} + + cp -a scripts $kerneldir/build + + # if our build dir had objtool, it will also be rebuilt on target, so + # we copy what is required for that build + if [ -f ${B}/tools/objtool/objtool ]; then + # these are a few files associated with objtool, since we'll need to + # rebuild it + cp -a --parents tools/build/Build.include $kerneldir/build/ + cp -a --parents tools/build/Build $kerneldir/build/ + cp -a --parents tools/build/fixdep.c $kerneldir/build/ + cp -a --parents tools/scripts/utilities.mak $kerneldir/build/ + + # extra files, just in case + cp -a --parents tools/objtool/* $kerneldir/build/ + cp -a --parents tools/lib/* $kerneldir/build/ + cp -a --parents tools/lib/subcmd/* $kerneldir/build/ + + cp -a --parents tools/include/* $kerneldir/build/ + + cp -a --parents $(find tools/arch/${ARCH}/ -type f) $kerneldir/build/ + fi + + if [ "${ARCH}" = "arm64" ]; then + # arch/arm64/include/asm/xen references arch/arm + cp -a --parents arch/arm/include/asm/xen $kerneldir/build/ + # arch/arm64/include/asm/opcodes.h references arch/arm + cp -a --parents arch/arm/include/asm/opcodes.h $kerneldir/build/ + + cp -a --parents arch/arm64/kernel/vdso/*gettimeofday.* $kerneldir/build/ + cp -a --parents arch/arm64/kernel/vdso/sigreturn.S $kerneldir/build/ + cp -a --parents arch/arm64/kernel/vdso/note.S $kerneldir/build/ + cp -a --parents arch/arm64/kernel/vdso/gen_vdso_offsets.sh $kerneldir/build/ + + cp -a --parents arch/arm64/kernel/module.lds $kerneldir/build/ 2>/dev/null || : + fi + + if [ "${ARCH}" = "powerpc" ]; then + # 5.0 needs these files, but don't error if they aren't present in the source + cp -a --parents arch/${ARCH}/kernel/syscalls/syscall.tbl $kerneldir/build/ 2>/dev/null || : + cp -a --parents arch/${ARCH}/kernel/syscalls/syscalltbl.sh $kerneldir/build/ 2>/dev/null || : + cp -a --parents arch/${ARCH}/kernel/syscalls/syscallhdr.sh $kerneldir/build/ 2>/dev/null || : + fi + + # include the machine specific headers for ARM variants, if available. + if [ "${ARCH}" = "arm" ]; then + cp -a --parents arch/${ARCH}/mach-*/include $kerneldir/build/ + + # include a few files for 'make prepare' + cp -a --parents arch/arm/tools/gen-mach-types $kerneldir/build/ + cp -a --parents arch/arm/tools/mach-types $kerneldir/build/ + + # ARM syscall table tools only exist for kernels v4.10 or later + SYSCALL_TOOLS=$(find arch/arm/tools -name "syscall*") + if [ -n "$SYSCALL_TOOLS" ] ; then + cp -a --parents $SYSCALL_TOOLS $kerneldir/build/ + fi + + cp -a --parents arch/arm/kernel/module.lds $kerneldir/build/ + fi + + if [ -d arch/${ARCH}/include ]; then + cp -a --parents arch/${ARCH}/include $kerneldir/build/ + fi + + cp -a include $kerneldir/build + + cp -a --parents lib/vdso/* $kerneldir/build/ 2>/dev/null || : + + cp -a --parents tools/include/tools/le_byteshift.h $kerneldir/build/ + cp -a --parents tools/include/tools/be_byteshift.h $kerneldir/build/ + + # required for generate missing syscalls prepare phase + cp -a --parents $(find arch/x86 -type f -name "syscall_32.tbl") $kerneldir/build + cp -a --parents $(find arch/arm -type f -name "*.tbl") $kerneldir/build 2>/dev/null || : + + if [ "${ARCH}" = "x86" ]; then + # files for 'make prepare' to succeed with kernel-devel + cp -a --parents $(find arch/x86 -type f -name "syscall_32.tbl") $kerneldir/build/ + cp -a --parents $(find scripts -type f -name "syscalltbl.sh") $kerneldir/build/ + cp -a --parents $(find scripts -type f -name "syscallhdr.sh") $kerneldir/build/ + cp -a --parents $(find arch/x86 -type f -name "syscall_64.tbl") $kerneldir/build/ + cp -a --parents arch/x86/tools/relocs_32.c $kerneldir/build/ + cp -a --parents arch/x86/tools/relocs_64.c $kerneldir/build/ + cp -a --parents arch/x86/tools/relocs.c $kerneldir/build/ + cp -a --parents arch/x86/tools/relocs_common.c $kerneldir/build/ + cp -a --parents arch/x86/tools/relocs.h $kerneldir/build/ + cp -a --parents arch/x86/tools/gen-insn-attr-x86.awk $kerneldir/build/ 2>/dev/null || : + cp -a --parents arch/x86/purgatory/purgatory.c $kerneldir/build/ + + # 4.18 + have unified the purgatory files, so we ignore any errors if + # these files are not present + cp -a --parents arch/x86/purgatory/sha256.h $kerneldir/build/ 2>/dev/null || : + cp -a --parents arch/x86/purgatory/sha256.c $kerneldir/build/ 2>/dev/null || : + + cp -a --parents arch/x86/purgatory/stack.S $kerneldir/build/ + cp -a --parents arch/x86/purgatory/string.c $kerneldir/build/ 2>/dev/null || : + cp -a --parents arch/x86/purgatory/setup-x86_64.S $kerneldir/build/ + cp -a --parents arch/x86/purgatory/entry64.S $kerneldir/build/ + cp -a --parents arch/x86/boot/string.h $kerneldir/build/ + cp -a --parents arch/x86/boot/string.c $kerneldir/build/ + cp -a --parents arch/x86/boot/compressed/string.c $kerneldir/build/ 2>/dev/null || : + cp -a --parents arch/x86/boot/ctype.h $kerneldir/build/ + + # objtool requires these files + cp -a --parents arch/x86/lib/inat.c $kerneldir/build/ 2>/dev/null || : + cp -a --parents arch/x86/lib/insn.c $kerneldir/build/ 2>/dev/null || : + fi + + if [ "${ARCH}" = "mips" ]; then + cp -a --parents arch/mips/Kbuild.platforms $kerneldir/build/ + cp --parents $(find -type f -name "Platform") $kerneldir/build + cp --parents arch/mips/boot/tools/relocs* $kerneldir/build + cp -a --parents arch/mips/kernel/asm-offsets.c $kerneldir/build + cp -a --parents kernel/time/timeconst.bc $kerneldir/build + cp -a --parents kernel/bounds.c $kerneldir/build + cp -a --parents Kbuild $kerneldir/build + cp -a --parents arch/mips/kernel/syscalls/*.sh $kerneldir/build 2>/dev/null || : + cp -a --parents arch/mips/kernel/syscalls/*.tbl $kerneldir/build 2>/dev/null || : + cp -a --parents arch/mips/tools/elf-entry.c $kerneldir/build 2>/dev/null || : + fi + + # required to build scripts/selinux/genheaders/genheaders + cp -a --parents security/selinux/include/* $kerneldir/build/ + + # copy any localversion files + cp -a localversion* $kerneldir/build/ 2>/dev/null || : + ) + + # Make sure the Makefile and version.h have a matching timestamp so that + # external modules can be built + touch -r $kerneldir/build/Makefile $kerneldir/build/include/generated/uapi/linux/version.h + + # Copy .config to include/config/auto.conf so "make prepare" is unnecessary. + cp $kerneldir/build/.config $kerneldir/build/include/config/auto.conf + + # make the scripts python3 safe. We won't be running these, and if they are + # left as /usr/bin/python rootfs assembly will fail, since we only have python3 + # in the RDEPENDS (and the python3 package does not include /usr/bin/python) + for ss in $(find $kerneldir/build/scripts -type f -name '*'); do + sed -i 's,/usr/bin/python2,/usr/bin/env python3,' "$ss" + sed -i 's,/usr/bin/env python2,/usr/bin/env python3,' "$ss" + sed -i 's,/usr/bin/python,/usr/bin/env python3,' "$ss" + done + + chown -R root:root ${D} +} + +# Ensure we don't race against "make scripts" during cpio +do_install[lockfiles] = "${TMPDIR}/kernel-scripts.lock" + +FILES_${PN} = "${KERNEL_BUILD_ROOT} ${KERNEL_SRC_PATH}" +FILES_${PN}-dbg += "${KERNEL_BUILD_ROOT}*/build/scripts/*/.debug/*" + +RDEPENDS_${PN} = "bc python3 flex bison ${TCLIBC}-utils" +# 4.15+ needs these next two RDEPENDS +RDEPENDS_${PN} += "openssl-dev util-linux" +# and x86 needs a bit more for 4.15+ +RDEPENDS_${PN} += "${@bb.utils.contains('ARCH', 'x86', 'elfutils', '', d)}" |