PROVIDES += "virtual/kernel" DEPENDS += "modutils-cross virtual/${TARGET_PREFIX}gcc${KERNEL_CCSUFFIX} update-modules" export ARCH = "${TARGET_ARCH}" export OS = "${TARGET_OS}" export CROSS_COMPILE = "${TARGET_PREFIX}" KERNEL_IMAGETYPE = "zImage" KERNEL_PRIORITY = "${@oe.data.getVar('PV',d,1).split('-')[0].split('.')[-1]}" KERNEL_CCSUFFIX ?= "" KERNEL_LDSUFFIX ?= "" KERNEL_CC = "${CCACHE}${HOST_PREFIX}gcc${KERNEL_CCSUFFIX}" KERNEL_LD = "${LD}${KERNEL_LDSUFFIX}" KERNEL_OUTPUT = "arch/${ARCH}/boot/${KERNEL_IMAGETYPE}" KERNEL_IMAGEDEST = "boot" # # configuration # export CMDLINE_CONSOLE = "console=${@oe.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 KERNEL_VERSION = "${@get_kernelversion('${S}/include/linux/version.h')}" kernel_do_compile() { unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS oe_runmake include/linux/version.h CC="${KERNEL_CC}" LD="${KERNEL_LD}" oe_runmake dep CC="${KERNEL_CC}" LD="${KERNEL_LD}" 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() { install -d ${STAGING_KERNEL_DIR}/include/{asm,asm-generic,linux,net,pcmcia} cp -fR include/linux/* ${STAGING_KERNEL_DIR}/include/linux/ cp -fR include/asm/* ${STAGING_KERNEL_DIR}/include/asm/ cp -fR include/asm-generic/* ${STAGING_KERNEL_DIR}/include/asm-generic/ cp -fR include/net/* ${STAGING_KERNEL_DIR}/include/net/ cp -fR include/pcmcia/* ${STAGING_KERNEL_DIR}/include/pcmcia/ install -m 0644 .config ${STAGING_KERNEL_DIR}/config-${PV} ln -sf config-${PV} ${STAGING_KERNEL_DIR}/.config ln -sf config-${PV} ${STAGING_KERNEL_DIR}/kernel-config echo "${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}/ install -m 0644 ${KERNEL_OUTPUT} ${STAGING_KERNEL_DIR}/${KERNEL_IMAGETYPE} } 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}/${KERNEL_IMAGETYPE}-${PV} install -m 0644 System.map ${D}/boot/System.map-${PV} install -m 0644 .config ${D}/boot/config-${PV} install -d ${D}/etc/modutils } kernel_do_configure() { yes '' | oe_runmake oldconfig } pkg_postinst_kernel () { update-alternatives --install /${KERNEL_IMAGEDEST}/zImage zImage /${KERNEL_IMAGEDEST}/zImage-${PV} ${KERNEL_PRIORITY} || true } pkg_postrm_kernel () { update-alternatives --remove zImage /${KERNEL_IMAGEDEST}/zImage-${PV} || true } inherit cml1 EXPORT_FUNCTIONS do_compile do_install do_stage do_configure PACKAGES = "kernel" FILES = "" FILES_kernel = "/boot" pkg_postinst_modules () { if [ -n "$D" ]; then ${HOST_PREFIX}depmod -A -b $D -F $D/boot/System.map-${PV} ${KERNEL_VERSION} else depmod -A update-modules || true fi } pkg_postrm_modules () { update-modules || true } autoload_postinst_fragment() { if [ x"$D" = "x" ]; then modprobe %s fi } # defaults module_autoload_ipv6 = "ipv6" module_autoload_ipsec = "ipsec" module_conf_bluez = "alias net-pf-31 bluez" module_conf_l2cap = "alias bt-proto-0 l2cap" module_conf_sco = "alias bt-proto-2 sco" module_conf_rfcomm = "alias bt-proto-3 rfcomm" module_conf_bnep = "alias bt-proto-4 bnep" module_conf_hci_uart = "alias tty-ldisc-15 hci_uart" python populate_packages_prepend () { def extract_modinfo(file): import os, re tmpfile = os.tmpnam() cmd = "PATH=\"%s\" %sobjcopy -j .modinfo -O binary %s %s" % (oe.data.getVar("PATH", d, 1), oe.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 = oe.data.getVar('D', d, 1) if not dvar: oe.error("D not defined") return kernelver = oe.data.getVar('PV', d, 1) kernelver_stripped = kernelver m = re.match('^(.*-hh.*)\..*$', kernelver) if m: kernelver_stripped = m.group(1) path = oe.data.getVar("PATH", d, 1) host_prefix = oe.data.getVar("HOST_PREFIX", d, 1) or "" cmd = "PATH=\"%s\" %sdepmod -n -a -r -b %s -F %s/boot/System.map-%s %s" % (path, host_prefix, dvar, dvar, kernelver, kernelver_stripped) f = os.popen(cmd, 'r') deps = {} pattern0 = "^(.*\.o):..*$" pattern1 = "^(.*\.o):\t(.*\.o)$" pattern2 = "^(.*\.o):\t(.*\.o) \\\$" pattern3 = "^\t(.*\.o) \\\$" pattern4 = "^\t(.*\.o)$" 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)] else: m2 = re.match(pattern2, line) if m2: deps[m2.group(1)] = [m2.group(2)] line = f.readline() m3 = re.match(pattern3, line) while m3: deps[m2.group(1)].append(m3.group(1)) line = f.readline() m3 = re.match(pattern3, line) m4 = re.match(pattern4, line) deps[m2.group(1)].append(m4.group(1)) line = f.readline() f.close() return deps def get_dependencies(file, pattern, format): file = file.replace(oe.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)) dependencies.append(format % on) return dependencies return [] def frob_metadata(file, pkg, pattern, format, basename): import re vals = extract_modinfo(file) dvar = oe.data.getVar('D', d, 1) # If autoloading is requested, output /etc/modutils/ and append # appropriate modprobe commands to the postinst autoload = oe.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 = oe.data.getVar('pkg_postinst_%s' % pkg, d, 1) if not postinst: oe.fatal("pkg_postinst_%s not defined" % pkg) postinst += oe.data.getVar('autoload_postinst_fragment', d, 1) % autoload oe.data.setVar('pkg_postinst_%s' % pkg, postinst, d) # Write out any modconf fragment modconf = oe.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 = oe.data.getVar('FILES_%s' % pkg, d, 1) files = "%s /etc/modutils/%s /etc/modutils/%s.conf" % (files, basename, basename) oe.data.setVar('FILES_%s' % pkg, files, d) if vals.has_key("description"): old_desc = oe.data.getVar('DESCRIPTION_' + pkg, d, 1) or "" oe.data.setVar('DESCRIPTION_' + pkg, old_desc + "; " + vals["description"], d) rdepends_str = oe.data.getVar('RDEPENDS_' + pkg, d, 1) if rdepends_str: rdepends = rdepends_str.split() else: rdepends = [] rdepends.extend(get_dependencies(file, pattern, format)) oe.data.setVar('RDEPENDS_' + pkg, ' '.join(rdepends), d) module_deps = parse_depmod() module_regex = '^(.*)\.k?o$' module_pattern = 'kernel-module-%s' postinst = oe.data.getVar('pkg_postinst_modules', d, 1) postrm = oe.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') import re, os metapkg = "kernel-modules" oe.data.setVar('ALLOW_EMPTY_' + metapkg, "1", d) oe.data.setVar('FILES_' + metapkg, "", d) blacklist = [] 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 = oe.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) oe.data.setVar('RDEPENDS_' + metapkg, ' '.join(metapkg_rdepends), d) oe.data.setVar('DESCRIPTION_' + metapkg, 'Kernel modules meta package', d) packages.append(metapkg) oe.data.setVar('PACKAGES', ' '.join(packages), d) }