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inherit linux-kernel-base module_strip
PROVIDES += "virtual/kernel"
DEPENDS += "virtual/${TARGET_PREFIX}depmod-${@get_kernelmajorversion('${PV}')} virtual/${TARGET_PREFIX}gcc${KERNEL_CCSUFFIX} update-modules"
inherit kernel-arch
PACKAGES_DYNAMIC += "kernel-module-*"
PACKAGES_DYNAMIC += "kernel-image-*"
export OS = "${TARGET_OS}"
export CROSS_COMPILE = "${TARGET_PREFIX}"
KERNEL_IMAGETYPE ?= "zImage"
KERNEL_PRIORITY = "${@bb.data.getVar('PV',d,1).split('-')[0].split('.')[-1]}"
KERNEL_RELEASE ?= "${KERNEL_VERSION}"
KERNEL_CCSUFFIX ?= ""
KERNEL_LDSUFFIX ?= ""
# Set TARGET_??_KERNEL_ARCH in the machine .conf to set architecture
# specific options necessary for building the kernel and modules.
#FIXME: should be this: TARGET_CC_KERNEL_ARCH ?= "${TARGET_CC_ARCH}"
TARGET_CC_KERNEL_ARCH ?= ""
HOST_CC_KERNEL_ARCH ?= "${TARGET_CC_KERNEL_ARCH}"
TARGET_LD_KERNEL_ARCH ?= ""
HOST_LD_KERNEL_ARCH ?= "${TARGET_LD_KERNEL_ARCH}"
KERNEL_CC = "${CCACHE}${HOST_PREFIX}gcc${KERNEL_CCSUFFIX} ${HOST_CC_KERNEL_ARCH}"
KERNEL_LD = "${LD}${KERNEL_LDSUFFIX} ${HOST_LD_KERNEL_ARCH}"
KERNEL_OUTPUT = "arch/${ARCH}/boot/${KERNEL_IMAGETYPE}"
KERNEL_IMAGEDEST = "boot"
#
# configuration
#
export CMDLINE_CONSOLE = "console=${@bb.data.getVar("KERNEL_CONSOLE",d,1) or "ttyS0"}"
KERNEL_VERSION = "${@get_kernelversion('${S}')}"
KERNEL_MAJOR_VERSION = "${@get_kernelmajorversion('${KERNEL_VERSION}')}"
KERNEL_LOCALVERSION ?= ""
# kernels are generally machine specific
PACKAGE_ARCH = "${MACHINE_ARCH}"
kernel_do_compile() {
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
oe_runmake include/linux/version.h CC="${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/crypto ]; then
mkdir -p ${STAGING_KERNEL_DIR}/drivers/crypto
cp -fR drivers/crypto/* ${STAGING_KERNEL_DIR}/drivers/crypto/
fi
if [ -d include/media ]; then
mkdir -p ${STAGING_KERNEL_DIR}/include/media
cp -fR include/media/* ${STAGING_KERNEL_DIR}/include/media/
fi
if [ -d include/acpi ]; then
mkdir -p ${STAGING_KERNEL_DIR}/include/acpi
cp -fR include/acpi/* ${STAGING_KERNEL_DIR}/include/acpi/
fi
if [ -d include/sound ]; then
mkdir -p ${STAGING_KERNEL_DIR}/include/sound
cp -fR include/sound/* ${STAGING_KERNEL_DIR}/include/sound/
fi
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_VERSION}
ln -sf config-${KERNEL_VERSION} ${STAGING_KERNEL_DIR}/.config
ln -sf config-${KERNEL_VERSION} ${STAGING_KERNEL_DIR}/kernel-config
echo "${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_VERSION}
[ -e Module.symvers ] && install -m 0644 Module.symvers ${STAGING_KERNEL_DIR}/
cp -fR scripts ${STAGING_KERNEL_DIR}/
}
kernel_do_install() {
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
if (grep -q -i -e '^CONFIG_MODULES=y$' .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_VERSION}
install -m 0644 System.map ${D}/boot/System.map-${KERNEL_VERSION}
install -m 0644 .config ${D}/boot/config-${KERNEL_VERSION}
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
install -d ${STAGING_KERNEL_DIR}
cp -fR scripts ${STAGING_KERNEL_DIR}/
}
kernel_do_configure() {
yes '' | oe_runmake oldconfig
}
pkg_postinst_kernel () {
cd /${KERNEL_IMAGEDEST}; update-alternatives --install /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} ${KERNEL_PRIORITY} || true
}
pkg_postrm_kernel () {
cd /${KERNEL_IMAGEDEST}; update-alternatives --remove ${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE}-${KERNEL_VERSION} || true
}
inherit cml1
EXPORT_FUNCTIONS do_compile do_install do_stage do_configure
# kernel-base becomes kernel-${KERNEL_VERSION}
# kernel-image becomes kernel-image-${KERNEL_VERISON}
PACKAGES = "kernel kernel-base kernel-image kernel-dev"
FILES = ""
FILES_kernel-image = "/boot/${KERNEL_IMAGETYPE}*"
FILES_kernel-dev = "/boot/System.map* /boot/config*"
RDEPENDS_kernel = "kernel-base"
RDEPENDS_kernel-base = "kernel-image"
PKG_kernel-image = "kernel-image-${KERNEL_VERSION}"
PKG_kernel-base = "kernel-${KERNEL_VERSION}"
ALLOW_EMPTY_kernel = "1"
ALLOW_EMPTY_kernel-base = "1"
ALLOW_EMPTY_kernel-image = "1"
# Userspace workarounds for kernel modules issues
# This is shame, fix the kernel instead!
RDEPENDS_kernel-module-dtl1-cs = "bluez-dtl1-workaround"
pkg_postinst_kernel-image () {
if [ ! -e "$D/lib/modules/${KERNEL_VERSION}" ]; then
mkdir -p $D/lib/modules/${KERNEL_VERSION}
fi
if [ -n "$D" ]; then
${HOST_PREFIX}depmod-${KERNEL_MAJOR_VERSION} -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
else
depmod -a
fi
}
pkg_postinst_modules () {
if [ -n "$D" ]; then
${HOST_PREFIX}depmod-${KERNEL_MAJOR_VERSION} -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${KERNEL_VERSION} ${KERNEL_VERSION}
else
depmod -a
update-modules || true
fi
}
pkg_postrm_modules () {
update-modules || true
}
autoload_postinst_fragment() {
if [ x"$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_VERSION', d, 1)
kernelver_stripped = kernelver
m = re.match('^(.*-hh.*)[\.\+].*$', kernelver)
if m:
kernelver_stripped = m.group(1)
path = bb.data.getVar("PATH", d, 1)
host_prefix = bb.data.getVar("HOST_PREFIX", d, 1) or ""
major_version = bb.data.getVar('KERNEL_MAJOR_VERSION', d, 1)
cmd = "PATH=\"%s\" %sdepmod-%s -n -a -r -b %s -F %s/boot/System.map-%s %s" % (path, host_prefix, major_version, dvar, dvar, kernelver, kernelver_stripped)
f = os.popen(cmd, 'r')
deps = {}
pattern0 = "^(.*\.k?o):..*$"
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
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/<name> 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-%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', 'kernel-base' ]
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)
}
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