diff options
Diffstat (limited to 'meta/classes/kernel-yocto.bbclass')
| -rw-r--r-- | meta/classes/kernel-yocto.bbclass | 391 |
1 files changed, 0 insertions, 391 deletions
diff --git a/meta/classes/kernel-yocto.bbclass b/meta/classes/kernel-yocto.bbclass deleted file mode 100644 index 1d447951c4..0000000000 --- a/meta/classes/kernel-yocto.bbclass +++ /dev/null @@ -1,391 +0,0 @@ -# remove tasks that modify the source tree in case externalsrc is inherited -SRCTREECOVEREDTASKS += "do_kernel_configme do_validate_branches do_kernel_configcheck do_kernel_checkout do_fetch do_unpack do_patch" -PATCH_GIT_USER_EMAIL ?= "kernel-yocto@oe" -PATCH_GIT_USER_NAME ?= "OpenEmbedded" - -# returns local (absolute) path names for all valid patches in the -# src_uri -def find_patches(d): - patches = src_patches(d) - patch_list=[] - for p in patches: - _, _, local, _, _, _ = bb.fetch.decodeurl(p) - patch_list.append(local) - - return patch_list - -# returns all the elements from the src uri that are .scc files -def find_sccs(d): - sources=src_patches(d, True) - sources_list=[] - for s in sources: - base, ext = os.path.splitext(os.path.basename(s)) - if ext and ext in [".scc", ".cfg"]: - sources_list.append(s) - elif base and base in 'defconfig': - sources_list.append(s) - - return sources_list - -# check the SRC_URI for "kmeta" type'd git repositories. Return the name of -# the repository as it will be found in WORKDIR -def find_kernel_feature_dirs(d): - feature_dirs=[] - fetch = bb.fetch2.Fetch([], d) - for url in fetch.urls: - urldata = fetch.ud[url] - parm = urldata.parm - type="" - if "type" in parm: - type = parm["type"] - if "destsuffix" in parm: - destdir = parm["destsuffix"] - if type == "kmeta": - feature_dirs.append(destdir) - - return feature_dirs - -# find the master/machine source branch. In the same way that the fetcher proceses -# git repositories in the SRC_URI we take the first repo found, first branch. -def get_machine_branch(d, default): - fetch = bb.fetch2.Fetch([], d) - for url in fetch.urls: - urldata = fetch.ud[url] - parm = urldata.parm - if "branch" in parm: - branches = urldata.parm.get("branch").split(',') - btype = urldata.parm.get("type") - if btype != "kmeta": - return branches[0] - - return default - -do_kernel_metadata() { - set +e - cd ${S} - export KMETA=${KMETA} - - # if kernel tools are available in-tree, they are preferred - # and are placed on the path before any external tools. Unless - # the external tools flag is set, in that case we do nothing. - if [ -f "${S}/scripts/util/configme" ]; then - if [ -z "${EXTERNAL_KERNEL_TOOLS}" ]; then - PATH=${S}/scripts/util:${PATH} - fi - fi - - machine_branch="${@ get_machine_branch(d, "${KBRANCH}" )}" - machine_srcrev="${SRCREV_machine}" - if [ -z "${machine_srcrev}" ]; then - # fallback to SRCREV if a non machine_meta tree is being built - machine_srcrev="${SRCREV}" - fi - - # In a similar manner to the kernel itself: - # - # defconfig: $(obj)/conf - # ifeq ($(KBUILD_DEFCONFIG),) - # $< --defconfig $(Kconfig) - # else - # @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'" - # $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig) - # endif - # - # If a defconfig is specified via the KBUILD_DEFCONFIG variable, we copy it - # from the source tree, into a common location and normalized "defconfig" name, - # where the rest of the process will include and incoroporate it into the build - # - # If the fetcher has already placed a defconfig in WORKDIR (from the SRC_URI), - # we don't overwrite it, but instead warn the user that SRC_URI defconfigs take - # precendence. - # - if [ -n "${KBUILD_DEFCONFIG}" ]; then - if [ -f "${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG}" ]; then - if [ -f "${WORKDIR}/defconfig" ]; then - # If the two defconfig's are different, warn that we didn't overwrite the - # one already placed in WORKDIR by the fetcher. - cmp "${WORKDIR}/defconfig" "${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG}" - if [ $? -ne 0 ]; then - bbwarn "defconfig detected in WORKDIR. ${KBUILD_DEFCONFIG} skipped" - fi - else - cp -f ${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG} ${WORKDIR}/defconfig - sccs="${WORKDIR}/defconfig" - fi - else - bbfatal "A KBUILD_DEFCONFIG '${KBUILD_DEFCONFIG}' was specified, but not present in the source tree" - fi - fi - - sccs="$sccs ${@" ".join(find_sccs(d))}" - patches="${@" ".join(find_patches(d))}" - feat_dirs="${@" ".join(find_kernel_feature_dirs(d))}" - - # check for feature directories/repos/branches that were part of the - # SRC_URI. If they were supplied, we convert them into include directives - # for the update part of the process - for f in ${feat_dirs}; do - if [ -d "${WORKDIR}/$f/meta" ]; then - includes="$includes -I${WORKDIR}/$f/kernel-meta" - elif [ -d "${WORKDIR}/$f" ]; then - includes="$includes -I${WORKDIR}/$f" - fi - done - for s in ${sccs} ${patches}; do - sdir=$(dirname $s) - includes="$includes -I${sdir}" - # if a SRC_URI passed patch or .scc has a subdir of "kernel-meta", - # then we add it to the search path - if [ -d "${sdir}/kernel-meta" ]; then - includes="$includes -I${sdir}/kernel-meta" - fi - done - - # expand kernel features into their full path equivalents - bsp_definition=$(spp ${includes} --find -DKMACHINE=${KMACHINE} -DKTYPE=${LINUX_KERNEL_TYPE}) - if [ -z "$bsp_definition" ]; then - echo "$sccs" | grep -q defconfig - if [ $? -ne 0 ]; then - bberror "Could not locate BSP definition for ${KMACHINE}/${LINUX_KERNEL_TYPE} and no defconfig was provided" - fi - fi - meta_dir=$(kgit --meta) - - # run1: pull all the configuration fragments, no matter where they come from - elements="`echo -n ${bsp_definition} ${sccs} ${patches} ${KERNEL_FEATURES}`" - if [ -n "${elements}" ]; then - echo "${bsp_definition}" > ${S}/${meta_dir}/bsp_definition - scc --force -o ${S}/${meta_dir}:cfg,merge,meta ${includes} ${bsp_definition} ${sccs} ${patches} ${KERNEL_FEATURES} - if [ $? -ne 0 ]; then - bbfatal_log "Could not generate configuration queue for ${KMACHINE}." - fi - fi - - # run2: only generate patches for elements that have been passed on the SRC_URI - elements="`echo -n ${sccs} ${patches} ${KERNEL_FEATURES}`" - if [ -n "${elements}" ]; then - scc --force -o ${S}/${meta_dir}:patch --cmds patch ${includes} ${sccs} ${patches} ${KERNEL_FEATURES} - if [ $? -ne 0 ]; then - bbfatal_log "Could not generate configuration queue for ${KMACHINE}." - fi - fi -} - -do_patch() { - set +e - cd ${S} - - check_git_config - meta_dir=$(kgit --meta) - (cd ${meta_dir}; ln -sf patch.queue series) - if [ -f "${meta_dir}/series" ]; then - kgit-s2q --gen -v --patches .kernel-meta/ - if [ $? -ne 0 ]; then - bberror "Could not apply patches for ${KMACHINE}." - bbfatal_log "Patch failures can be resolved in the linux source directory ${S})" - fi - fi - - if [ -f "${meta_dir}/merge.queue" ]; then - # we need to merge all these branches - for b in $(cat ${meta_dir}/merge.queue); do - git show-ref --verify --quiet refs/heads/${b} - if [ $? -eq 0 ]; then - bbnote "Merging branch ${b}" - git merge -q --no-ff -m "Merge branch ${b}" ${b} - else - bbfatal "branch ${b} does not exist, cannot merge" - fi - done - fi -} - -do_kernel_checkout() { - set +e - - source_dir=`echo ${S} | sed 's%/$%%'` - source_workdir="${WORKDIR}/git" - if [ -d "${WORKDIR}/git/" ]; then - # case: git repository - # if S is WORKDIR/git, then we shouldn't be moving or deleting the tree. - if [ "${source_dir}" != "${source_workdir}" ]; then - if [ -d "${source_workdir}/.git" ]; then - # regular git repository with .git - rm -rf ${S} - mv ${WORKDIR}/git ${S} - else - # create source for bare cloned git repository - git clone ${WORKDIR}/git ${S} - rm -rf ${WORKDIR}/git - fi - fi - cd ${S} - else - # case: we have no git repository at all. - # To support low bandwidth options for building the kernel, we'll just - # convert the tree to a git repo and let the rest of the process work unchanged - - # if ${S} hasn't been set to the proper subdirectory a default of "linux" is - # used, but we can't initialize that empty directory. So check it and throw a - # clear error - - cd ${S} - if [ ! -f "Makefile" ]; then - bberror "S is not set to the linux source directory. Check " - bbfatal "the recipe and set S to the proper extracted subdirectory" - fi - rm -f .gitignore - git init - git add . - git commit -q -m "baseline commit: creating repo for ${PN}-${PV}" - git clean -d -f - fi - - # convert any remote branches to local tracking ones - for i in `git branch -a --no-color | grep remotes | grep -v HEAD`; do - b=`echo $i | cut -d' ' -f2 | sed 's%remotes/origin/%%'`; - git show-ref --quiet --verify -- "refs/heads/$b" - if [ $? -ne 0 ]; then - git branch $b $i > /dev/null - fi - done - - # Create a working tree copy of the kernel by checking out a branch - machine_branch="${@ get_machine_branch(d, "${KBRANCH}" )}" - - # checkout and clobber any unimportant files - git checkout -f ${machine_branch} -} -do_kernel_checkout[dirs] = "${S}" - -addtask kernel_checkout before do_kernel_metadata after do_unpack -addtask kernel_metadata after do_validate_branches do_unpack before do_patch -do_kernel_metadata[depends] = "kern-tools-native:do_populate_sysroot" -do_validate_branches[depends] = "kern-tools-native:do_populate_sysroot" - -do_kernel_configme[dirs] += "${S} ${B}" -do_kernel_configme() { - set +e - - # translate the kconfig_mode into something that merge_config.sh - # understands - case ${KCONFIG_MODE} in - *allnoconfig) - config_flags="-n" - ;; - *alldefconfig) - config_flags="" - ;; - *) - if [ -f ${WORKDIR}/defconfig ]; then - config_flags="-n" - fi - ;; - esac - - cd ${S} - - meta_dir=$(kgit --meta) - configs="$(scc --configs -o ${meta_dir})" - if [ $? -ne 0 ]; then - bberror "${configs}" - bbfatal_log "Could not find configuration queue (${meta_dir}/config.queue)" - fi - - CFLAGS="${CFLAGS} ${TOOLCHAIN_OPTIONS}" ARCH=${ARCH} merge_config.sh -O ${B} ${config_flags} ${configs} > ${meta_dir}/cfg/merge_config_build.log 2>&1 - if [ $? -ne 0 ]; then - bbfatal_log "Could not configure ${KMACHINE}-${LINUX_KERNEL_TYPE}" - fi - - echo "# Global settings from linux recipe" >> ${B}/.config - echo "CONFIG_LOCALVERSION="\"${LINUX_VERSION_EXTENSION}\" >> ${B}/.config -} - -addtask kernel_configme before do_configure after do_patch - -python do_kernel_configcheck() { - import re, string, sys - - # if KMETA isn't set globally by a recipe using this routine, we need to - # set the default to 'meta'. Otherwise, kconf_check is not passed a valid - # meta-series for processing - kmeta = d.getVar("KMETA") or "meta" - if not os.path.exists(kmeta): - kmeta = "." + kmeta - - pathprefix = "export PATH=%s:%s; " % (d.getVar('PATH'), "${S}/scripts/util/") - - cmd = d.expand("scc --configs -o ${S}/.kernel-meta") - ret, configs = oe.utils.getstatusoutput("%s%s" % (pathprefix, cmd)) - - cmd = d.expand("cd ${S}; kconf_check --report -o ${S}/%s/cfg/ ${B}/.config ${S} %s" % (kmeta,configs)) - ret, result = oe.utils.getstatusoutput("%s%s" % (pathprefix, cmd)) - - config_check_visibility = int(d.getVar("KCONF_AUDIT_LEVEL") or 0) - bsp_check_visibility = int(d.getVar("KCONF_BSP_AUDIT_LEVEL") or 0) - - # if config check visibility is non-zero, report dropped configuration values - mismatch_file = d.expand("${S}/%s/cfg/mismatch.txt" % kmeta) - if os.path.exists(mismatch_file): - if config_check_visibility: - with open (mismatch_file, "r") as myfile: - results = myfile.read() - bb.warn( "[kernel config]: specified values did not make it into the kernel's final configuration:\n\n%s" % results) -} - -# Ensure that the branches (BSP and meta) are on the locations specified by -# their SRCREV values. If they are NOT on the right commits, the branches -# are corrected to the proper commit. -do_validate_branches() { - set +e - cd ${S} - - machine_branch="${@ get_machine_branch(d, "${KBRANCH}" )}" - machine_srcrev="${SRCREV_machine}" - - # if SRCREV is AUTOREV it shows up as AUTOINC there's nothing to - # check and we can exit early - if [ "${machine_srcrev}" = "AUTOINC" ]; then - bbnote "SRCREV validation is not required for AUTOREV" - elif [ "${machine_srcrev}" = "" ]; then - if [ "${SRCREV}" != "AUTOINC" ] && [ "${SRCREV}" != "INVALID" ]; then - # SRCREV_machine_<MACHINE> was not set. This means that a custom recipe - # that doesn't use the SRCREV_FORMAT "machine_meta" is being built. In - # this case, we need to reset to the give SRCREV before heading to patching - bbnote "custom recipe is being built, forcing SRCREV to ${SRCREV}" - force_srcrev="${SRCREV}" - fi - else - git cat-file -t ${machine_srcrev} > /dev/null - if [ $? -ne 0 ]; then - bberror "${machine_srcrev} is not a valid commit ID." - bbfatal_log "The kernel source tree may be out of sync" - fi - force_srcrev=${machine_srcrev} - fi - - git checkout -q -f ${machine_branch} - if [ -n "${force_srcrev}" ]; then - # see if the branch we are about to patch has been properly reset to the defined - # SRCREV .. if not, we reset it. - branch_head=`git rev-parse HEAD` - if [ "${force_srcrev}" != "${branch_head}" ]; then - current_branch=`git rev-parse --abbrev-ref HEAD` - git branch "$current_branch-orig" - git reset --hard ${force_srcrev} - # We've checked out HEAD, make sure we cleanup kgit-s2q fence post check - # so the patches are applied as expected otherwise no patching - # would be done in some corner cases. - kgit-s2q --clean - fi - fi -} - -OE_TERMINAL_EXPORTS += "KBUILD_OUTPUT" -KBUILD_OUTPUT = "${B}" - -python () { - # If diffconfig is available, ensure it runs after kernel_configme - if 'do_diffconfig' in d: - bb.build.addtask('do_diffconfig', None, 'do_kernel_configme', d) -} |