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|
inherit module_strip
PROVIDES += "virtual/kernel"
DEPENDS += "virtual/${TARGET_PREFIX}depmod virtual/${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]}"
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 <linux/version.h>
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')}"
# 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="${KERNEL_LD}"
oe_runmake dep CC="${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() {
ASMDIR=`readlink include/asm`
install -d ${STAGING_KERNEL_DIR}/include/{$ASMDIR,asm-generic,linux,net,pcmcia}
ln -sf $ASMDIR ${STAGING_KERNEL_DIR}/include/asm
cp -fR include/linux/* ${STAGING_KERNEL_DIR}/include/linux/
cp -fR include/$ASMDIR/* ${STAGING_KERNEL_DIR}/include/$ASMDIR/
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 ${STAGING_KERNEL_DIR}/
# Check if arch/${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 ${STAGING_KERNEL_DIR}/System.map-${PV}
# Check if scripts/genksyms exists and if so, build it
if [ -e scripts/genksyms/ ]; then
oe_runmake SUBDIRS="scripts/genksyms"
fi
cp -fR scripts ${STAGING_KERNEL_DIR}/
}
kernel_do_install() {
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
if (grep -q -i -e '^CONFIG_MODULES=y$' .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}/${KERNEL_IMAGETYPE} ${KERNEL_IMAGETYPE} /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${PV} ${KERNEL_PRIORITY} || true
}
pkg_postrm_kernel () {
update-alternatives --remove ${KERNEL_IMAGETYPE} /${KERNEL_IMAGEDEST}/${KERNEL_IMAGETYPE}-${PV} || true
}
inherit cml1
EXPORT_FUNCTIONS do_compile do_install do_stage do_configure
PACKAGES = "kernel kernel-dev"
FILES = ""
FILES_kernel = "/boot/${KERNEL_IMAGETYPE}*"
FILES_kernel-dev = "/boot/System.map* /boot/config*"
pkg_postinst_modules () {
if [ -n "$D" ]; then
${HOST_PREFIX}depmod -A -b $D -F ${STAGING_KERNEL_DIR}/System.map-${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" % (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('PV', d, 1)
kernelver_stripped = kernelver
m = re.match('^(.*-hh.*)\..*$', kernelver)
if m:
kernelver_stripped = m.group(1)
path = bb.data.getVar("PATH", d, 1)
host_prefix = bb.data.getVar("HOST_PREFIX", d, 1) or ""
cmd = "PATH=\"%s\" %sdepmod -n -a -r -b %s -F %s/boot/System.map-%s %s" % (path, host_prefix, dvar, dvar, kernelver, kernelver_stripped)
f = os.popen(cmd, 'r')
deps = {}
pattern0 = "^(.*\.o):..*$"
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(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))
dependencies.append(format % on)
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')
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)
}
|
