diff options
Diffstat (limited to 'poky/meta/classes/kernel.bbclass')
| -rw-r--r-- | poky/meta/classes/kernel.bbclass | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/poky/meta/classes/kernel.bbclass b/poky/meta/classes/kernel.bbclass index a724645466..9e3c34ad48 100644 --- a/poky/meta/classes/kernel.bbclass +++ b/poky/meta/classes/kernel.bbclass @@ -5,6 +5,7 @@ KERNEL_DEPLOYSUBDIR ??= "${@ "" if (d.getVar("KERNEL_PACKAGE_NAME") == "kernel") PROVIDES += "${@ "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" +DEPENDS += "${@bb.utils.contains("INITRAMFS_FSTYPES", "cpio.lz4", "lz4-native", "", d)}" PACKAGE_WRITE_DEPS += "depmodwrapper-cross" do_deploy[depends] += "depmodwrapper-cross:do_populate_sysroot" @@ -210,7 +211,7 @@ copy_initramfs() { ;; *lz4) echo "lz4 decompressing image" - lz4 -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img + lz4 -df ${B}/usr/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio break ;; *lzo) @@ -331,6 +332,21 @@ kernel_do_compile() { do_compile_kernelmodules() { 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 "${SOURCE_DATE_EPOCH}" = "0" ]; then + # The source directory is not necessarily a git repository, so we + # specify the git-dir to ensure that git does not query a + # repository in any parent directory. + SOURCE_DATE_EPOCH=`git --git-dir="${S}/.git" log -1 --pretty=%ct 2>/dev/null || echo "${REPRODUCIBLE_TIMESTAMP_ROOTFS}"` + fi + + ts=`LC_ALL=C date -d @$SOURCE_DATE_EPOCH` + export KBUILD_BUILD_TIMESTAMP="$ts" + export KCONFIG_NOTIMESTAMP=1 + bbnote "KBUILD_BUILD_TIMESTAMP: $ts" + fi if (grep -q -i -e '^CONFIG_MODULES=y$' ${B}/.config); then cc_extra=$(get_cc_option) oe_runmake -C ${B} ${PARALLEL_MAKE} modules CC="${KERNEL_CC} $cc_extra " LD="${KERNEL_LD}" ${KERNEL_EXTRA_ARGS} @@ -448,7 +464,7 @@ do_shared_workdir () { # Copy files required for module builds cp System.map $kerneldir/System.map-${KERNEL_VERSION} - cp Module.symvers $kerneldir/ + [ -e Module.symvers ] && cp Module.symvers $kerneldir/ cp .config $kerneldir/ mkdir -p $kerneldir/include/config cp include/config/kernel.release $kerneldir/include/config/kernel.release |