727 lines
27 KiB
Plaintext
727 lines
27 KiB
Plaintext
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# remove tasks that modify the source tree in case externalsrc is inherited
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SRCTREECOVEREDTASKS += "do_validate_branches do_kernel_configcheck do_kernel_checkout do_fetch do_unpack do_patch"
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PATCH_GIT_USER_EMAIL ?= "kernel-yocto@oe"
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PATCH_GIT_USER_NAME ?= "OpenEmbedded"
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# The distro or local.conf should set this, but if nobody cares...
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LINUX_KERNEL_TYPE ??= "standard"
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# KMETA ?= ""
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KBRANCH ?= "master"
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KMACHINE ?= "${MACHINE}"
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SRCREV_FORMAT ?= "meta_machine"
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# LEVELS:
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# 0: no reporting
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# 1: report options that are specified, but not in the final config
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# 2: report options that are not hardware related, but set by a BSP
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KCONF_AUDIT_LEVEL ?= "1"
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KCONF_BSP_AUDIT_LEVEL ?= "0"
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KMETA_AUDIT ?= "yes"
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KMETA_AUDIT_WERROR ?= ""
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# returns local (absolute) path names for all valid patches in the
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# src_uri
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def find_patches(d,subdir):
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patches = src_patches(d)
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patch_list=[]
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for p in patches:
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_, _, local, _, _, parm = bb.fetch.decodeurl(p)
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# if patchdir has been passed, we won't be able to apply it so skip
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# the patch for now, and special processing happens later
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patchdir = ''
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if "patchdir" in parm:
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patchdir = parm["patchdir"]
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if subdir:
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if subdir == patchdir:
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patch_list.append(local)
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else:
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# skip the patch if a patchdir was supplied, it won't be handled
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# properly
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if not patchdir:
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patch_list.append(local)
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return patch_list
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# returns all the elements from the src uri that are .scc files
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def find_sccs(d):
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sources=src_patches(d, True)
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sources_list=[]
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for s in sources:
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base, ext = os.path.splitext(os.path.basename(s))
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if ext and ext in [".scc", ".cfg"]:
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sources_list.append(s)
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elif base and 'defconfig' in base:
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sources_list.append(s)
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return sources_list
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# check the SRC_URI for "kmeta" type'd git repositories. Return the name of
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# the repository as it will be found in WORKDIR
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def find_kernel_feature_dirs(d):
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feature_dirs=[]
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fetch = bb.fetch2.Fetch([], d)
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for url in fetch.urls:
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urldata = fetch.ud[url]
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parm = urldata.parm
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type=""
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if "type" in parm:
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type = parm["type"]
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if "destsuffix" in parm:
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destdir = parm["destsuffix"]
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if type == "kmeta":
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feature_dirs.append(destdir)
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return feature_dirs
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# find the master/machine source branch. In the same way that the fetcher proceses
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# git repositories in the SRC_URI we take the first repo found, first branch.
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def get_machine_branch(d, default):
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fetch = bb.fetch2.Fetch([], d)
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for url in fetch.urls:
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urldata = fetch.ud[url]
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parm = urldata.parm
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if "branch" in parm:
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branches = urldata.parm.get("branch").split(',')
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btype = urldata.parm.get("type")
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if btype != "kmeta":
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return branches[0]
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return default
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# returns a list of all directories that are on FILESEXTRAPATHS (and
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# hence available to the build) that contain .scc or .cfg files
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def get_dirs_with_fragments(d):
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extrapaths = []
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extrafiles = []
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extrapathsvalue = (d.getVar("FILESEXTRAPATHS") or "")
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# Remove default flag which was used for checking
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extrapathsvalue = extrapathsvalue.replace("__default:", "")
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extrapaths = extrapathsvalue.split(":")
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for path in extrapaths:
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if path + ":True" not in extrafiles:
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extrafiles.append(path + ":" + str(os.path.exists(path)))
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return " ".join(extrafiles)
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do_kernel_metadata() {
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set +e
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if [ -n "$1" ]; then
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mode="$1"
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else
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mode="patch"
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fi
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cd ${S}
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export KMETA=${KMETA}
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bbnote "do_kernel_metadata: for summary/debug, set KCONF_AUDIT_LEVEL > 0"
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# if kernel tools are available in-tree, they are preferred
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# and are placed on the path before any external tools. Unless
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# the external tools flag is set, in that case we do nothing.
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if [ -f "${S}/scripts/util/configme" ]; then
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if [ -z "${EXTERNAL_KERNEL_TOOLS}" ]; then
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PATH=${S}/scripts/util:${PATH}
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fi
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fi
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# In a similar manner to the kernel itself:
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#
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# defconfig: $(obj)/conf
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# ifeq ($(KBUILD_DEFCONFIG),)
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# $< --defconfig $(Kconfig)
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# else
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# @echo "*** Default configuration is based on '$(KBUILD_DEFCONFIG)'"
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# $(Q)$< --defconfig=arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG) $(Kconfig)
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# endif
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#
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# If a defconfig is specified via the KBUILD_DEFCONFIG variable, we copy it
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# from the source tree, into a common location and normalized "defconfig" name,
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# where the rest of the process will include and incoroporate it into the build
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#
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# If the fetcher has already placed a defconfig in WORKDIR (from the SRC_URI),
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# we don't overwrite it, but instead warn the user that SRC_URI defconfigs take
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# precendence.
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#
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if [ -n "${KBUILD_DEFCONFIG}" ]; then
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if [ -f "${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG}" ]; then
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if [ -f "${WORKDIR}/defconfig" ]; then
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# If the two defconfig's are different, warn that we overwrote the
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# one already placed in WORKDIR
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cmp "${WORKDIR}/defconfig" "${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG}"
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if [ $? -ne 0 ]; then
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bbdebug 1 "detected SRC_URI or unpatched defconfig in WORKDIR. ${KBUILD_DEFCONFIG} copied over it"
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fi
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cp -f ${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG} ${WORKDIR}/defconfig
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else
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cp -f ${S}/arch/${ARCH}/configs/${KBUILD_DEFCONFIG} ${WORKDIR}/defconfig
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fi
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in_tree_defconfig="${WORKDIR}/defconfig"
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else
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bbfatal "A KBUILD_DEFCONFIG '${KBUILD_DEFCONFIG}' was specified, but not present in the source tree (${S}/arch/${ARCH}/configs/)"
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fi
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fi
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if [ "$mode" = "patch" ]; then
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# was anyone trying to patch the kernel meta data ?, we need to do
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# this here, since the scc commands migrate the .cfg fragments to the
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# kernel source tree, where they'll be used later.
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check_git_config
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patches="${@" ".join(find_patches(d,'kernel-meta'))}"
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for p in $patches; do
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(
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cd ${WORKDIR}/kernel-meta
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git am -s $p
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)
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done
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fi
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sccs_from_src_uri="${@" ".join(find_sccs(d))}"
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patches="${@" ".join(find_patches(d,''))}"
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feat_dirs="${@" ".join(find_kernel_feature_dirs(d))}"
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# a quick check to make sure we don't have duplicate defconfigs If
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# there's a defconfig in the SRC_URI, did we also have one from the
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# KBUILD_DEFCONFIG processing above ?
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src_uri_defconfig=$(echo $sccs_from_src_uri | awk '(match($0, "defconfig") != 0) { print $0 }' RS=' ')
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# drop and defconfig's from the src_uri variable, we captured it just above here if it existed
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sccs_from_src_uri=$(echo $sccs_from_src_uri | awk '(match($0, "defconfig") == 0) { print $0 }' RS=' ')
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if [ -n "$in_tree_defconfig" ]; then
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sccs_defconfig=$in_tree_defconfig
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if [ -n "$src_uri_defconfig" ]; then
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bbwarn "[NOTE]: defconfig was supplied both via KBUILD_DEFCONFIG and SRC_URI. Dropping SRC_URI defconfig"
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fi
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else
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# if we didn't have an in-tree one, make our defconfig the one
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# from the src_uri. Note: there may not have been one from the
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# src_uri, so this can be an empty variable.
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sccs_defconfig=$src_uri_defconfig
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fi
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sccs="$sccs_from_src_uri"
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# check for feature directories/repos/branches that were part of the
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# SRC_URI. If they were supplied, we convert them into include directives
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# for the update part of the process
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for f in ${feat_dirs}; do
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if [ -d "${WORKDIR}/$f/kernel-meta" ]; then
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includes="$includes -I${WORKDIR}/$f/kernel-meta"
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elif [ -d "${WORKDIR}/../oe-local-files/$f" ]; then
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includes="$includes -I${WORKDIR}/../oe-local-files/$f"
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elif [ -d "${WORKDIR}/$f" ]; then
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includes="$includes -I${WORKDIR}/$f"
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fi
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done
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for s in ${sccs} ${patches}; do
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sdir=$(dirname $s)
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includes="$includes -I${sdir}"
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# if a SRC_URI passed patch or .scc has a subdir of "kernel-meta",
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# then we add it to the search path
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if [ -d "${sdir}/kernel-meta" ]; then
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includes="$includes -I${sdir}/kernel-meta"
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fi
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done
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# expand kernel features into their full path equivalents
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bsp_definition=$(spp ${includes} --find -DKMACHINE=${KMACHINE} -DKTYPE=${LINUX_KERNEL_TYPE})
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if [ -z "$bsp_definition" ]; then
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if [ -z "$sccs_defconfig" ]; then
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bbfatal_log "Could not locate BSP definition for ${KMACHINE}/${LINUX_KERNEL_TYPE} and no defconfig was provided"
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fi
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else
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# if the bsp definition has "define KMETA_EXTERNAL_BSP t",
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# then we need to set a flag that will instruct the next
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# steps to use the BSP as both configuration and patches.
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grep -q KMETA_EXTERNAL_BSP $bsp_definition
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if [ $? -eq 0 ]; then
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KMETA_EXTERNAL_BSPS="t"
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fi
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fi
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meta_dir=$(kgit --meta)
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KERNEL_FEATURES_FINAL=""
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if [ -n "${KERNEL_FEATURES}" ]; then
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for feature in ${KERNEL_FEATURES}; do
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feature_found=f
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for d in $includes; do
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path_to_check=$(echo $d | sed 's/^-I//')
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if [ "$feature_found" = "f" ] && [ -e "$path_to_check/$feature" ]; then
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feature_found=t
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fi
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done
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if [ "$feature_found" = "f" ]; then
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if [ -n "${KERNEL_DANGLING_FEATURES_WARN_ONLY}" ]; then
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bbwarn "Feature '$feature' not found, but KERNEL_DANGLING_FEATURES_WARN_ONLY is set"
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bbwarn "This may cause runtime issues, dropping feature and allowing configuration to continue"
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else
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bberror "Feature '$feature' not found, this will cause configuration failures."
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bberror "Check the SRC_URI for meta-data repositories or directories that may be missing"
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bbfatal_log "Set KERNEL_DANGLING_FEATURES_WARN_ONLY to ignore this issue"
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fi
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else
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KERNEL_FEATURES_FINAL="$KERNEL_FEATURES_FINAL $feature"
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fi
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done
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fi
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if [ "$mode" = "config" ]; then
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# run1: pull all the configuration fragments, no matter where they come from
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elements="`echo -n ${bsp_definition} $sccs_defconfig ${sccs} ${patches} $KERNEL_FEATURES_FINAL`"
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if [ -n "${elements}" ]; then
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echo "${bsp_definition}" > ${S}/${meta_dir}/bsp_definition
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scc --force -o ${S}/${meta_dir}:cfg,merge,meta ${includes} $sccs_defconfig $bsp_definition $sccs $patches $KERNEL_FEATURES_FINAL
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if [ $? -ne 0 ]; then
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bbfatal_log "Could not generate configuration queue for ${KMACHINE}."
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fi
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fi
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fi
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# if KMETA_EXTERNAL_BSPS has been set, or it has been detected from
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# the bsp definition, then we inject the bsp_definition into the
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# patch phase below. we'll piggy back on the sccs variable.
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if [ -n "${KMETA_EXTERNAL_BSPS}" ]; then
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sccs="${bsp_definition} ${sccs}"
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fi
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if [ "$mode" = "patch" ]; then
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# run2: only generate patches for elements that have been passed on the SRC_URI
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elements="`echo -n ${sccs} ${patches} $KERNEL_FEATURES_FINAL`"
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if [ -n "${elements}" ]; then
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scc --force -o ${S}/${meta_dir}:patch --cmds patch ${includes} ${sccs} ${patches} $KERNEL_FEATURES_FINAL
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if [ $? -ne 0 ]; then
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bbfatal_log "Could not generate configuration queue for ${KMACHINE}."
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fi
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fi
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fi
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if [ ${KCONF_AUDIT_LEVEL} -gt 0 ]; then
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bbnote "kernel meta data summary for ${KMACHINE} (${LINUX_KERNEL_TYPE}):"
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bbnote "======================================================================"
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if [ -n "${KMETA_EXTERNAL_BSPS}" ]; then
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bbnote "Non kernel-cache (external) bsp"
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fi
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bbnote "BSP entry point / definition: $bsp_definition"
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if [ -n "$in_tree_defconfig" ]; then
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bbnote "KBUILD_DEFCONFIG: ${KBUILD_DEFCONFIG}"
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fi
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bbnote "Fragments from SRC_URI: $sccs_from_src_uri"
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bbnote "KERNEL_FEATURES: $KERNEL_FEATURES_FINAL"
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bbnote "Final scc/cfg list: $sccs_defconfig $bsp_definition $sccs $KERNEL_FEATURES_FINAL"
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fi
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set -e
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}
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do_patch() {
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set +e
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cd ${S}
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check_git_config
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meta_dir=$(kgit --meta)
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(cd ${meta_dir}; ln -sf patch.queue series)
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if [ -f "${meta_dir}/series" ]; then
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kgit_extra_args=""
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if [ "${KERNEL_DEBUG_TIMESTAMPS}" != "1" ]; then
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kgit_extra_args="--commit-sha author"
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fi
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kgit-s2q --gen -v $kgit_extra_args --patches .kernel-meta/
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if [ $? -ne 0 ]; then
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bberror "Could not apply patches for ${KMACHINE}."
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bbfatal_log "Patch failures can be resolved in the linux source directory ${S})"
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fi
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fi
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|
|
if [ -f "${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
|
||
|
|
|
||
|
|
set -e
|
||
|
|
}
|
||
|
|
|
||
|
|
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}
|
||
|
|
|
||
|
|
# 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}
|
||
|
|
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
|
||
|
|
check_git_config
|
||
|
|
git add .
|
||
|
|
git commit -q -m "baseline commit: creating repo for ${PN}-${PV}"
|
||
|
|
git clean -d -f
|
||
|
|
fi
|
||
|
|
|
||
|
|
set -e
|
||
|
|
}
|
||
|
|
do_kernel_checkout[dirs] = "${S} ${WORKDIR}"
|
||
|
|
|
||
|
|
addtask kernel_checkout before do_kernel_metadata after do_symlink_kernsrc
|
||
|
|
addtask kernel_metadata after do_validate_branches do_unpack before do_patch
|
||
|
|
do_kernel_metadata[depends] = "kern-tools-native:do_populate_sysroot"
|
||
|
|
do_kernel_metadata[file-checksums] = " ${@get_dirs_with_fragments(d)}"
|
||
|
|
do_validate_branches[depends] = "kern-tools-native:do_populate_sysroot"
|
||
|
|
|
||
|
|
do_kernel_configme[depends] += "virtual/${TARGET_PREFIX}binutils:do_populate_sysroot"
|
||
|
|
do_kernel_configme[depends] += "virtual/${TARGET_PREFIX}gcc:do_populate_sysroot"
|
||
|
|
do_kernel_configme[depends] += "bc-native:do_populate_sysroot bison-native:do_populate_sysroot"
|
||
|
|
do_kernel_configme[depends] += "kern-tools-native:do_populate_sysroot"
|
||
|
|
do_kernel_configme[dirs] += "${S} ${B}"
|
||
|
|
do_kernel_configme() {
|
||
|
|
do_kernel_metadata config
|
||
|
|
|
||
|
|
# 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} ${TOOLCHAIN_OPTIONS}" HOSTCC="${BUILD_CC} ${BUILD_CFLAGS} ${BUILD_LDFLAGS}" HOSTCPP="${BUILD_CPP}" CC="${KERNEL_CC}" LD="${KERNEL_LD}" ARCH=${ARCH} merge_config.sh -O ${B} ${config_flags} ${configs} > ${meta_dir}/cfg/merge_config_build.log 2>&1
|
||
|
|
if [ $? -ne 0 -o ! -f ${B}/.config ]; then
|
||
|
|
bberror "Could not generate a .config for ${KMACHINE}-${LINUX_KERNEL_TYPE}"
|
||
|
|
if [ ${KCONF_AUDIT_LEVEL} -gt 1 ]; then
|
||
|
|
bbfatal_log "`cat ${meta_dir}/cfg/merge_config_build.log`"
|
||
|
|
else
|
||
|
|
bbfatal_log "Details can be found at: ${S}/${meta_dir}/cfg/merge_config_build.log"
|
||
|
|
fi
|
||
|
|
fi
|
||
|
|
|
||
|
|
if [ ! -z "${LINUX_VERSION_EXTENSION}" ]; then
|
||
|
|
echo "# Global settings from linux recipe" >> ${B}/.config
|
||
|
|
echo "CONFIG_LOCALVERSION="\"${LINUX_VERSION_EXTENSION}\" >> ${B}/.config
|
||
|
|
fi
|
||
|
|
}
|
||
|
|
|
||
|
|
addtask kernel_configme before do_configure after do_patch
|
||
|
|
addtask config_analysis
|
||
|
|
|
||
|
|
do_config_analysis[depends] = "virtual/kernel:do_configure"
|
||
|
|
do_config_analysis[depends] += "kern-tools-native:do_populate_sysroot"
|
||
|
|
|
||
|
|
CONFIG_AUDIT_FILE ?= "${WORKDIR}/config-audit.txt"
|
||
|
|
CONFIG_ANALYSIS_FILE ?= "${WORKDIR}/config-analysis.txt"
|
||
|
|
|
||
|
|
python do_config_analysis() {
|
||
|
|
import re, string, sys, subprocess
|
||
|
|
|
||
|
|
s = d.getVar('S')
|
||
|
|
|
||
|
|
env = os.environ.copy()
|
||
|
|
env['PATH'] = "%s:%s%s" % (d.getVar('PATH'), s, "/scripts/util/")
|
||
|
|
env['LD'] = d.getVar('KERNEL_LD')
|
||
|
|
env['CC'] = d.getVar('KERNEL_CC')
|
||
|
|
env['ARCH'] = d.getVar('ARCH')
|
||
|
|
env['srctree'] = s
|
||
|
|
|
||
|
|
# read specific symbols from the kernel recipe or from local.conf
|
||
|
|
# i.e.: CONFIG_ANALYSIS:pn-linux-yocto-dev = 'NF_CONNTRACK LOCALVERSION'
|
||
|
|
config = d.getVar( 'CONFIG_ANALYSIS' )
|
||
|
|
if not config:
|
||
|
|
config = [ "" ]
|
||
|
|
else:
|
||
|
|
config = config.split()
|
||
|
|
|
||
|
|
for c in config:
|
||
|
|
for action in ["analysis","audit"]:
|
||
|
|
if action == "analysis":
|
||
|
|
try:
|
||
|
|
analysis = subprocess.check_output(['symbol_why.py', '--dotconfig', '{}'.format( d.getVar('B') + '/.config' ), '--blame', c], cwd=s, env=env ).decode('utf-8')
|
||
|
|
except subprocess.CalledProcessError as e:
|
||
|
|
bb.fatal( "config analysis failed when running '%s': %s" % (" ".join(e.cmd), e.output.decode('utf-8')))
|
||
|
|
|
||
|
|
outfile = d.getVar( 'CONFIG_ANALYSIS_FILE' )
|
||
|
|
|
||
|
|
if action == "audit":
|
||
|
|
try:
|
||
|
|
analysis = subprocess.check_output(['symbol_why.py', '--dotconfig', '{}'.format( d.getVar('B') + '/.config' ), '--summary', '--extended', '--sanity', c], cwd=s, env=env ).decode('utf-8')
|
||
|
|
except subprocess.CalledProcessError as e:
|
||
|
|
bb.fatal( "config analysis failed when running '%s': %s" % (" ".join(e.cmd), e.output.decode('utf-8')))
|
||
|
|
|
||
|
|
outfile = d.getVar( 'CONFIG_AUDIT_FILE' )
|
||
|
|
|
||
|
|
if c:
|
||
|
|
outdir = os.path.dirname( outfile )
|
||
|
|
outname = os.path.basename( outfile )
|
||
|
|
outfile = outdir + '/'+ c + '-' + outname
|
||
|
|
|
||
|
|
if config and os.path.isfile(outfile):
|
||
|
|
os.remove(outfile)
|
||
|
|
|
||
|
|
with open(outfile, 'w+') as f:
|
||
|
|
f.write( analysis )
|
||
|
|
|
||
|
|
bb.warn( "Configuration {} executed, see: {} for details".format(action,outfile ))
|
||
|
|
if c:
|
||
|
|
bb.warn( analysis )
|
||
|
|
}
|
||
|
|
|
||
|
|
python do_kernel_configcheck() {
|
||
|
|
import re, string, sys, subprocess
|
||
|
|
|
||
|
|
s = d.getVar('S')
|
||
|
|
|
||
|
|
# if KMETA isn't set globally by a recipe using this routine, use kgit to
|
||
|
|
# locate or create the meta directory. Otherwise, kconf_check is not
|
||
|
|
# passed a valid meta-series for processing
|
||
|
|
kmeta = d.getVar("KMETA")
|
||
|
|
if not kmeta or not os.path.exists('{}/{}'.format(s,kmeta)):
|
||
|
|
kmeta = subprocess.check_output(['kgit', '--meta'], cwd=d.getVar('S')).decode('utf-8').rstrip()
|
||
|
|
|
||
|
|
env = os.environ.copy()
|
||
|
|
env['PATH'] = "%s:%s%s" % (d.getVar('PATH'), s, "/scripts/util/")
|
||
|
|
env['LD'] = d.getVar('KERNEL_LD')
|
||
|
|
env['CC'] = d.getVar('KERNEL_CC')
|
||
|
|
env['ARCH'] = d.getVar('ARCH')
|
||
|
|
env['srctree'] = s
|
||
|
|
|
||
|
|
try:
|
||
|
|
configs = subprocess.check_output(['scc', '--configs', '-o', s + '/.kernel-meta'], env=env).decode('utf-8')
|
||
|
|
except subprocess.CalledProcessError as e:
|
||
|
|
bb.fatal( "Cannot gather config fragments for audit: %s" % e.output.decode("utf-8") )
|
||
|
|
|
||
|
|
config_check_visibility = int(d.getVar("KCONF_AUDIT_LEVEL") or 0)
|
||
|
|
bsp_check_visibility = int(d.getVar("KCONF_BSP_AUDIT_LEVEL") or 0)
|
||
|
|
kmeta_audit_werror = d.getVar("KMETA_AUDIT_WERROR") or ""
|
||
|
|
warnings_detected = False
|
||
|
|
|
||
|
|
# if config check visibility is "1", that's the lowest level of audit. So
|
||
|
|
# we add the --classify option to the run, since classification will
|
||
|
|
# streamline the output to only report options that could be boot issues,
|
||
|
|
# or are otherwise required for proper operation.
|
||
|
|
extra_params = ""
|
||
|
|
if config_check_visibility == 1:
|
||
|
|
extra_params = "--classify"
|
||
|
|
|
||
|
|
# category #1: mismatches
|
||
|
|
try:
|
||
|
|
analysis = subprocess.check_output(['symbol_why.py', '--dotconfig', '{}'.format( d.getVar('B') + '/.config' ), '--mismatches', extra_params], cwd=s, env=env ).decode('utf-8')
|
||
|
|
except subprocess.CalledProcessError as e:
|
||
|
|
bb.fatal( "config analysis failed when running '%s': %s" % (" ".join(e.cmd), e.output.decode('utf-8')))
|
||
|
|
|
||
|
|
if analysis:
|
||
|
|
outfile = "{}/{}/cfg/mismatch.txt".format( s, kmeta )
|
||
|
|
if os.path.isfile(outfile):
|
||
|
|
os.remove(outfile)
|
||
|
|
with open(outfile, 'w+') as f:
|
||
|
|
f.write( analysis )
|
||
|
|
|
||
|
|
if config_check_visibility and os.stat(outfile).st_size > 0:
|
||
|
|
with open (outfile, "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)
|
||
|
|
warnings_detected = True
|
||
|
|
|
||
|
|
# category #2: invalid fragment elements
|
||
|
|
extra_params = ""
|
||
|
|
if bsp_check_visibility > 1:
|
||
|
|
extra_params = "--strict"
|
||
|
|
try:
|
||
|
|
analysis = subprocess.check_output(['symbol_why.py', '--dotconfig', '{}'.format( d.getVar('B') + '/.config' ), '--invalid', extra_params], cwd=s, env=env ).decode('utf-8')
|
||
|
|
except subprocess.CalledProcessError as e:
|
||
|
|
bb.fatal( "config analysis failed when running '%s': %s" % (" ".join(e.cmd), e.output.decode('utf-8')))
|
||
|
|
|
||
|
|
if analysis:
|
||
|
|
outfile = "{}/{}/cfg/invalid.txt".format(s,kmeta)
|
||
|
|
if os.path.isfile(outfile):
|
||
|
|
os.remove(outfile)
|
||
|
|
with open(outfile, 'w+') as f:
|
||
|
|
f.write( analysis )
|
||
|
|
|
||
|
|
if bsp_check_visibility and os.stat(outfile).st_size > 0:
|
||
|
|
with open (outfile, "r") as myfile:
|
||
|
|
results = myfile.read()
|
||
|
|
bb.warn( "[kernel config]: This BSP contains fragments with warnings:\n\n%s" % results)
|
||
|
|
warnings_detected = True
|
||
|
|
|
||
|
|
# category #3: redefined options (this is pretty verbose and is debug only)
|
||
|
|
try:
|
||
|
|
analysis = subprocess.check_output(['symbol_why.py', '--dotconfig', '{}'.format( d.getVar('B') + '/.config' ), '--sanity'], cwd=s, env=env ).decode('utf-8')
|
||
|
|
except subprocess.CalledProcessError as e:
|
||
|
|
bb.fatal( "config analysis failed when running '%s': %s" % (" ".join(e.cmd), e.output.decode('utf-8')))
|
||
|
|
|
||
|
|
if analysis:
|
||
|
|
outfile = "{}/{}/cfg/redefinition.txt".format(s,kmeta)
|
||
|
|
if os.path.isfile(outfile):
|
||
|
|
os.remove(outfile)
|
||
|
|
with open(outfile, 'w+') as f:
|
||
|
|
f.write( analysis )
|
||
|
|
|
||
|
|
# if the audit level is greater than two, we report if a fragment has overriden
|
||
|
|
# a value from a base fragment. This is really only used for new kernel introduction
|
||
|
|
if bsp_check_visibility > 2 and os.stat(outfile).st_size > 0:
|
||
|
|
with open (outfile, "r") as myfile:
|
||
|
|
results = myfile.read()
|
||
|
|
bb.warn( "[kernel config]: This BSP has configuration options defined in more than one config, with differing values:\n\n%s" % results)
|
||
|
|
warnings_detected = True
|
||
|
|
|
||
|
|
if warnings_detected and kmeta_audit_werror:
|
||
|
|
bb.fatal( "configuration warnings detected, werror is set, promoting to fatal" )
|
||
|
|
}
|
||
|
|
|
||
|
|
# 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 [ "${machine_srcrev}" = "AUTOINC" ]; then
|
||
|
|
linux_yocto_dev='${@oe.utils.conditional("PREFERRED_PROVIDER_virtual/kernel", "linux-yocto-dev", "1", "", d)}'
|
||
|
|
if [ -n "$linux_yocto_dev" ]; then
|
||
|
|
git checkout -q -f ${machine_branch}
|
||
|
|
ver=$(grep "^VERSION =" ${S}/Makefile | sed s/.*=\ *//)
|
||
|
|
patchlevel=$(grep "^PATCHLEVEL =" ${S}/Makefile | sed s/.*=\ *//)
|
||
|
|
sublevel=$(grep "^SUBLEVEL =" ${S}/Makefile | sed s/.*=\ *//)
|
||
|
|
kver="$ver.$patchlevel"
|
||
|
|
bbnote "dev kernel: performing version -> branch -> SRCREV validation"
|
||
|
|
bbnote "dev kernel: recipe version ${LINUX_VERSION}, src version: $kver"
|
||
|
|
echo "${LINUX_VERSION}" | grep -q $kver
|
||
|
|
if [ $? -ne 0 ]; then
|
||
|
|
version="$(echo ${LINUX_VERSION} | sed 's/\+.*$//g')"
|
||
|
|
versioned_branch="v$version/$machine_branch"
|
||
|
|
|
||
|
|
machine_branch=$versioned_branch
|
||
|
|
force_srcrev="$(git rev-parse $machine_branch 2> /dev/null)"
|
||
|
|
if [ $? -ne 0 ]; then
|
||
|
|
bbfatal "kernel version mismatch detected, and no valid branch $machine_branch detected"
|
||
|
|
fi
|
||
|
|
|
||
|
|
bbnote "dev kernel: adjusting branch to $machine_branch, srcrev to: $force_srcrev"
|
||
|
|
fi
|
||
|
|
else
|
||
|
|
bbnote "SRCREV validation is not required for AUTOREV"
|
||
|
|
fi
|
||
|
|
elif [ "${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 ${force_srcrev}
|
||
|
|
# We've checked out HEAD, make sure we cleanup kgit-s2q fence post check
|
||
|
|
# so the patches are applied as expected otherwise no patching
|
||
|
|
# would be done in some corner cases.
|
||
|
|
kgit-s2q --clean
|
||
|
|
fi
|
||
|
|
fi
|
||
|
|
|
||
|
|
set -e
|
||
|
|
}
|
||
|
|
|
||
|
|
OE_TERMINAL_EXPORTS += "KBUILD_OUTPUT"
|
||
|
|
KBUILD_OUTPUT = "${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)
|
||
|
|
|
||
|
|
externalsrc = d.getVar('EXTERNALSRC')
|
||
|
|
if externalsrc:
|
||
|
|
# If we deltask do_patch, do_kernel_configme is left without
|
||
|
|
# dependencies and runs too early
|
||
|
|
d.setVarFlag('do_kernel_configme', 'deps', (d.getVarFlag('do_kernel_configme', 'deps', False) or []) + ['do_unpack'])
|
||
|
|
}
|
||
|
|
|
||
|
|
# extra tasks
|
||
|
|
addtask kernel_version_sanity_check after do_kernel_metadata do_kernel_checkout before do_compile
|
||
|
|
addtask validate_branches before do_patch after do_kernel_checkout
|
||
|
|
addtask kernel_configcheck after do_configure before do_compile
|