inherit module_strip PROVIDES += "virtual/kernel" DEPENDS += "virtual/${TARGET_PREFIX}depmod-${@get_kernelmajorversion('${PV}')} virtual/${TARGET_PREFIX}gcc${KERNEL_CCSUFFIX} update-modules" inherit kernel-arch export OS = "${TARGET_OS}" export CROSS_COMPILE = "${TARGET_PREFIX}" KERNEL_IMAGETYPE = "zImage" KERNEL_PRIORITY = "${@bb.data.getVar('PV',d,1).split('-')[0].split('.')[-1]}" # [jbowler 20051109] ${PV}${KERNEL_LOCALVERSION} is used throughout this # .bbclass to (apparently) find the full 'uname -r' kernel version, this # should be the same as UTS_RELEASE or (in this file) KERNEL_VERSION: # KERNELRELEASE=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)$(LOCALVERSION) # but since this is not certain this overridable setting is used here: KERNEL_RELEASE ?= "${PV}${KERNEL_LOCALVERSION}" KERNEL_CCSUFFIX ?= "" KERNEL_LDSUFFIX ?= "" KERNEL_CC = "${CCACHE}${HOST_PREFIX}gcc${KERNEL_CCSUFFIX}" KERNEL_LD = "${LD}${KERNEL_LDSUFFIX}" KERNEL_OUTPUT = "arch/${ARCH}/boot/${KERNEL_IMAGETYPE}" KERNEL_IMAGEDEST = "boot" # # configuration # export CMDLINE_CONSOLE = "console=${@bb.data.getVar("KERNEL_CONSOLE",d,1) or "ttyS0"}" # parse kernel ABI version out of def get_kernelversion(p): import re try: f = open(p, 'r') except IOError: return None l = f.readlines() f.close() r = re.compile("#define UTS_RELEASE \"(.*)\"") for s in l: m = r.match(s) if m: return m.group(1) return None def get_kernelmajorversion(p): import re r = re.compile("([0-9]+\.[0-9]+).*") m = r.match(p); if m: return m.group(1) return None KERNEL_VERSION = "${@get_kernelversion('${S}/include/linux/version.h')}" KERNEL_MAJOR_VERSION = "${@get_kernelmajorversion('${KERNEL_VERSION}')}" KERNEL_LOCALVERSION ?= "" # kernels are generally machine specific PACKAGE_ARCH = "${MACHINE_ARCH}" kernel_do_compile() { unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS oe_runmake include/linux/version.h CC="${KERNEL_CC}" LD="${KERNEL_LD}" if [ "${KERNEL_MAJOR_VERSION}" != "2.6" ]; then oe_runmake dep CC="${KERNEL_CC}" LD="${KERNEL_LD}" fi oe_runmake ${KERNEL_IMAGETYPE} CC="${KERNEL_CC}" LD="${KERNEL_LD}" if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then oe_runmake modules CC="${KERNEL_CC}" LD="${KERNEL_LD}" else oenote "no modules to compile" fi } kernel_do_stage() { ASMDIR=`readlink include/asm` mkdir -p ${STAGING_KERNEL_DIR}/include/$ASMDIR cp -fR include/$ASMDIR/* ${STAGING_KERNEL_DIR}/include/$ASMDIR/ rm -f $ASMDIR ${STAGING_KERNEL_DIR}/include/asm ln -sf $ASMDIR ${STAGING_KERNEL_DIR}/include/asm mkdir -p ${STAGING_KERNEL_DIR}/include/asm-generic cp -fR include/asm-generic/* ${STAGING_KERNEL_DIR}/include/asm-generic/ mkdir -p ${STAGING_KERNEL_DIR}/include/linux cp -fR include/linux/* ${STAGING_KERNEL_DIR}/include/linux/ mkdir -p ${STAGING_KERNEL_DIR}/include/net cp -fR include/net/* ${STAGING_KERNEL_DIR}/include/net/ mkdir -p ${STAGING_KERNEL_DIR}/include/pcmcia cp -fR include/pcmcia/* ${STAGING_KERNEL_DIR}/include/pcmcia/ if [ -d drivers/sound ]; then # 2.4 alsa needs some headers from this directory mkdir -p ${STAGING_KERNEL_DIR}/include/drivers/sound cp -fR drivers/sound/*.h ${STAGING_KERNEL_DIR}/include/drivers/sound/ fi install -m 0644 .config ${STAGING_KERNEL_DIR}/config-${KERNEL_RELEASE} ln -sf config-${KERNEL_RELEASE} ${STAGING_KERNEL_DIR}/.config ln -sf config-${KERNEL_RELEASE} ${STAGING_KERNEL_DIR}/kernel-config echo "${KERNEL_VERSION}" >${STAGING_KERNEL_DIR}/kernel-abiversion echo "${S}" >${STAGING_KERNEL_DIR}/kernel-source echo "${KERNEL_CCSUFFIX}" >${STAGING_KERNEL_DIR}/kernel-ccsuffix echo "${KERNEL_LDSUFFIX}" >${STAGING_KERNEL_DIR}/kernel-ldsuffix [ -e Rules.make ] && install -m 0644 Rules.make ${STAGING_KERNEL_DIR}/ [ -e Makefile ] && install -m 0644 Makefile ${STAGING_KERNEL_DIR}/ # Check if arch/${ARCH}/Makefile exists and install it if [ -e arch/${ARCH}/Makefile ]; then install -d ${STAGING_KERNEL_DIR}/arch/${ARCH} install -m 0644 arch/${ARCH}/Makefile ${STAGING_KERNEL_DIR}/arch/${ARCH} fi cp -fR include/config* ${STAGING_KERNEL_DIR}/include/ install -m 0644 ${KERNEL_OUTPUT} ${STAGING_KERNEL_DIR}/${KERNEL_IMAGETYPE} install -m 0644 System.map ${STAGING_KERNEL_DIR}/System.map-${KERNEL_RELEASE} [ -e Module.symvers ] && install -m 0644 Module.symvers ${STAGING_KERNEL_DIR}/ cp -fR scripts ${STAGING_KERNEL_DIR}/ } kernel_do_install() { unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then oe_runmake DEPMOD=echo INSTALL_MOD_PATH="${D}" modules_install else oenote "no modules to install" fi install -d ${D}/${KERNEL_IMAGEDEST} install -d ${D}/boot install -m 0644 ${KERNEL_OUTPUT} ${D}/${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${KERNEL_RELEASE} install -m 0644 System.map ${D}/boot/System.map-${KERNEL_RELEASE} install -m 0644 .config ${D}/boot/config-${KERNEL_RELEASE} install -d ${D}/etc/modutils # Check if scripts/genksyms exists and if so, build it if [ -e scripts/genksyms/ ]; then oe_runmake SUBDIRS="scripts/genksyms" fi cp -fR scripts ${STAGING_KERNEL_DIR}/ } kernel_do_configure() { yes '' | oe_runmake oldconfig } pkg_postinst_kernel () { update-alternatives --install /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE} /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${KERNEL_RELEASE} ${KERNEL_PRIORITY} || true } pkg_postrm_kernel () { update-alternatives --remove ${KERNEL_IMAGETYPE} /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${KERNEL_RELEASE} || true } inherit cml1 EXPORT_FUNCTIONS do_compile do_install do_stage do_configure PACKAGES = "kernel kernel-image kernel-dev" FILES = "" FILES_kernel-image = "/boot/${KERNEL_IMAGETYPE}*" FILES_kernel-dev = "/boot/System.map* /boot/config*" RDEPENDS_kernel = "kernel-image-${KERNEL_VERSION}" PKG_kernel-image = "kernel-image-${KERNEL_VERSION}" ALLOW_EMPTY_kernel = "1" ALLOW_EMPTY_kernel-image = "1" pkg_postinst_modules () { if [ -n "$D" ]; then ${HOST_PREFIX}depmod -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_RELEASE} ${KERNEL_VERSION} else depmod -A update-modules || true fi } pkg_postrm_modules () { update-modules || true } autoload_postinst_fragment() { if [ x"$D" = "x" ]; then modprobe %s || true fi } # autoload defaults (alphabetically sorted) module_autoload_hidp = "hidp" module_autoload_ipv6 = "ipv6" module_autoload_ipsec = "ipsec" module_autoload_ircomm-tty = "ircomm-tty" module_autoload_rfcomm = "rfcomm" module_autoload_sa1100-rtc = "sa1100-rtc" # alias defaults (alphabetically sorted) module_conf_af_packet = "alias net-pf-17 af_packet" module_conf_bluez = "alias net-pf-31 bluez" module_conf_bnep = "alias bt-proto-4 bnep" module_conf_hci_uart = "alias tty-ldisc-15 hci_uart" module_conf_l2cap = "alias bt-proto-0 l2cap" module_conf_sco = "alias bt-proto-2 sco" module_conf_rfcomm = "alias bt-proto-3 rfcomm" python populate_packages_prepend () { def extract_modinfo(file): import os, re tmpfile = os.tmpnam() cmd = "PATH=\"%s\" %sobjcopy -j .modinfo -O binary %s %s" % (bb.data.getVar("PATH", d, 1), bb.data.getVar("HOST_PREFIX", d, 1) or "", file, tmpfile) os.system(cmd) f = open(tmpfile) l = f.read().split("\000") f.close() os.unlink(tmpfile) exp = re.compile("([^=]+)=(.*)") vals = {} for i in l: m = exp.match(i) if not m: continue vals[m.group(1)] = m.group(2) return vals def parse_depmod(): import os, re dvar = bb.data.getVar('D', d, 1) if not dvar: bb.error("D not defined") return kernelver = bb.data.getVar('KERNEL_RELEASE', d, 1) kernelver_stripped = kernelver m = re.match('^(.*-hh.*)[\.\+].*$', kernelver) if m: kernelver_stripped = m.group(1) path = bb.data.getVar("PATH", d, 1) host_prefix = bb.data.getVar("HOST_PREFIX", d, 1) or "" cmd = "PATH=\"%s\" %sdepmod -n -a -r -b %s -F %s/boot/System.map-%s %s" % (path, host_prefix, dvar, dvar, kernelver, kernelver_stripped) f = os.popen(cmd, 'r') deps = {} pattern0 = "^(.*\.k?o):..*$" pattern1 = "^(.*\.k?o):\s*(.*\.k?o)\s*$" pattern2 = "^(.*\.k?o):\s*(.*\.k?o)\s*\\\$" pattern3 = "^\t(.*\.k?o)\s*\\\$" pattern4 = "^\t(.*\.k?o)\s*$" line = f.readline() while line: if not re.match(pattern0, line): line = f.readline() continue m1 = re.match(pattern1, line) if m1: deps[m1.group(1)] = m1.group(2).split() else: m2 = re.match(pattern2, line) if m2: deps[m2.group(1)] = m2.group(2).split() line = f.readline() m3 = re.match(pattern3, line) while m3: deps[m2.group(1)].extend(m3.group(1).split()) line = f.readline() m3 = re.match(pattern3, line) m4 = re.match(pattern4, line) deps[m2.group(1)].extend(m4.group(1).split()) line = f.readline() f.close() return deps def get_dependencies(file, pattern, format): file = file.replace(bb.data.getVar('D', d, 1) or '', '', 1) if module_deps.has_key(file): import os.path, re dependencies = [] for i in module_deps[file]: m = re.match(pattern, os.path.basename(i)) if not m: continue on = legitimize_package_name(m.group(1)) dependency_pkg = format % on v = bb.data.getVar("PARALLEL_INSTALL_MODULES", d, 1) or "0" if v == "1": kv = bb.data.getVar("KERNEL_MAJOR_VERSION", d, 1) dependency_pkg = "%s-%s" % (dependency_pkg, kv) dependencies.append(dependency_pkg) return dependencies return [] def frob_metadata(file, pkg, pattern, format, basename): import re vals = extract_modinfo(file) dvar = bb.data.getVar('D', d, 1) # If autoloading is requested, output /etc/modutils/ and append # appropriate modprobe commands to the postinst autoload = bb.data.getVar('module_autoload_%s' % basename, d, 1) if autoload: name = '%s/etc/modutils/%s' % (dvar, basename) f = open(name, 'w') for m in autoload.split(): f.write('%s\n' % m) f.close() postinst = bb.data.getVar('pkg_postinst_%s' % pkg, d, 1) if not postinst: bb.fatal("pkg_postinst_%s not defined" % pkg) postinst += bb.data.getVar('autoload_postinst_fragment', d, 1) % autoload bb.data.setVar('pkg_postinst_%s' % pkg, postinst, d) # Write out any modconf fragment modconf = bb.data.getVar('module_conf_%s' % basename, d, 1) if modconf: name = '%s/etc/modutils/%s.conf' % (dvar, basename) f = open(name, 'w') f.write("%s\n" % modconf) f.close() files = bb.data.getVar('FILES_%s' % pkg, d, 1) files = "%s /etc/modutils/%s /etc/modutils/%s.conf" % (files, basename, basename) bb.data.setVar('FILES_%s' % pkg, files, d) if vals.has_key("description"): old_desc = bb.data.getVar('DESCRIPTION_' + pkg, d, 1) or "" bb.data.setVar('DESCRIPTION_' + pkg, old_desc + "; " + vals["description"], d) rdepends_str = bb.data.getVar('RDEPENDS_' + pkg, d, 1) if rdepends_str: rdepends = rdepends_str.split() else: rdepends = [] rdepends.extend(get_dependencies(file, pattern, format)) bb.data.setVar('RDEPENDS_' + pkg, ' '.join(rdepends), d) module_deps = parse_depmod() module_regex = '^(.*)\.k?o$' module_pattern = 'kernel-module-%s' postinst = bb.data.getVar('pkg_postinst_modules', d, 1) postrm = bb.data.getVar('pkg_postrm_modules', d, 1) do_split_packages(d, root='/lib/modules', file_regex=module_regex, output_pattern=module_pattern, description='%s kernel module', postinst=postinst, postrm=postrm, recursive=True, hook=frob_metadata, extra_depends='update-modules kernel-image-%s' % bb.data.getVar("KERNEL_VERSION", d, 1)) import re, os metapkg = "kernel-modules" bb.data.setVar('ALLOW_EMPTY_' + metapkg, "1", d) bb.data.setVar('FILES_' + metapkg, "", d) blacklist = [ 'kernel-dev', 'kernel-image' ] for l in module_deps.values(): for i in l: pkg = module_pattern % legitimize_package_name(re.match(module_regex, os.path.basename(i)).group(1)) blacklist.append(pkg) metapkg_rdepends = [] packages = bb.data.getVar('PACKAGES', d, 1).split() for pkg in packages[1:]: if not pkg in blacklist and not pkg in metapkg_rdepends: metapkg_rdepends.append(pkg) bb.data.setVar('RDEPENDS_' + metapkg, ' '.join(metapkg_rdepends), d) bb.data.setVar('DESCRIPTION_' + metapkg, 'Kernel modules meta package', d) packages.append(metapkg) bb.data.setVar('PACKAGES', ' '.join(packages), d) v = bb.data.getVar("PARALLEL_INSTALL_MODULES", d, 1) or "0" if v == "1": kv = bb.data.getVar("KERNEL_MAJOR_VERSION", d, 1) packages = bb.data.getVar("PACKAGES", d, 1) module_re = re.compile("^kernel-module-") for p in packages.split(): if not module_re.match(p): continue pkg = bb.data.getVar("PKG_%s" % p, d, 1) or p newpkg = "%s-%s" % (pkg, kv) bb.data.setVar("PKG_%s" % p, newpkg, d) rprovides = bb.data.getVar("RPROVIDES_%s" % p, d, 1) if rprovides: rprovides = "%s %s" % (rprovides, pkg) else: rprovides = pkg bb.data.setVar("RPROVIDES_%s" % p, rprovides, d) }