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    Contents of /branches/magellan-next/include/kernel26.sminc

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    Revision 7959 - (show annotations) (download)
    Sun Jun 5 22:09:30 2011 UTC (12 years, 11 months ago) by niro
    File size: 11244 byte(s) 
    -fixed logic
    1 # kernel26 global smage functions
    2 # $Id$
    3
    4 # needed extra vars:
    5 # ${KERNEL_TYPE}: needed, 'sources' or 'image'
    6 # ${BRANCH}: needed, style branch of the kernel
    7 # ${KERNEL_CONFIG}: optional, needed if you want to override the default
    8 # searchpath ${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}
    9 #
    10 # ${PSUBVER}: optional, only needed for 2.6.x.x naming scheme
    11 # ${EXTRAVERSION}: optinal, extra version for the kernel name
    12 # default setting is ${PSUBVER}-${BRANCH}-${PBUILD}
    13 # ${KERNEL_IMAGE_PATH}: override the default KERNEL_IMAGE_PATH (to build xen images for e.g.)
    14
    15 sminclude mtools
    16
    17 # remove me when all distris support this:
    18 if [[ ${USE_KERNEL_ARCH_EXTENSION} = true ]]
    19 then
    20 KERNEL_ARCH_EXTENSION="-${ARCH}"
    21 else
    22 KERNEL_ARCH_EXTENSION=""
    23 fi
    24
    25 # remove included firmware bits if requested
    26 # set the version here like USE_LINUX_FIRMARE="20110605"
    27 # version "internal" keeps the bits too
    28 if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]]
    29 then
    30 DEPEND="${DEPEND}
    31 >= sys-kernel/linux-firmware-${LINUX_FIRMWARE}"
    32 fi
    33
    34 # some sane defaults
    35 : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"}
    36 : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"}
    37
    38 : ${SRC_URI=(
    39 http://www.kernel.org/pub/linux/kernel/v${PVER:0:3}/${SRCFILE}
    40 mirror://kernel26-${BRANCH}/${SRCFILE}
    41 mirror://kernel26-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    42 mirror://kernel26-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    43 )}
    44
    45 : ${DEPEND=">= sys-apps/module-init-tools-3.2
    46 >= sys-fs/udev-115
    47 >= sys-apps/mkinitrd-5.0.8
    48 >= sys-apps/initscripts-0.4.3"}
    49
    50 : ${PROVIDE="virtual/kernel"}
    51
    52 EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    53 KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    54
    55 # special vars for mage file only
    56 KPVER="${PVER}"
    57 KPBUILD="${PBUILD}"
    58 KBRANCH="${BRANCH}"
    59 SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    60
    61 kernel26_src_prepare()
    62 {
    63 munpack ${SRCFILE} || die
    64 mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    65
    66 # fix permissions
    67 chown -R 0:0 ${SRCDIR} || die
    68 chmod -R a+r-w+X,u+w ${SRCDIR} || die
    69
    70 cd ${SRCDIR}
    71
    72 # fixes INSTALL_PATH to /boot and EXTRAVERSION
    73 sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    74 -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    75 }
    76
    77 kernel26_src_compile()
    78 {
    79 cd ${SRCDIR}
    80
    81 make mrproper || die
    82
    83 # inject our kernel config
    84 cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    85 make ARCH=${ARCH/i*86/x86} oldconfig || die
    86
    87 case ${KERNEL_TYPE} in
    88 image)
    89 mmake ARCH=${ARCH/i*86/x86} || die
    90 ;;
    91
    92 sources)
    93 make clean || die
    94
    95 # needed to compile other programs like iptables
    96 make ARCH=${ARCH/i*86/x86} prepare || die
    97 # needed to cover >=2.6.14 builds
    98 # but deprecated with >=2.6.21, prepare cover all targets there
    99 [[ $(echo ${PVER} | sed "s:\.::g") < 2621 ]] && { make ARCH=${ARCH/i*86/x86} prepare-all || die; }
    100 make ARCH=${ARCH/i*86/x86} scripts || die
    101
    102 # at least alsa-drivers needs this one ...
    103 touch include/linux/autoconf.h || die
    104 ;;
    105 esac
    106 }
    107
    108 kernel26_image_src_install()
    109 {
    110 cd ${SRCDIR}
    111
    112 # needed directories
    113 minstalldir /boot || die
    114
    115 # install modules
    116 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    117
    118 # install kernelimage
    119 if [[ -z ${KERNEL_IMAGE_PATH} ]]
    120 then
    121 local my_arch="${ARCH}"
    122 [[ ${my_arch} = i*86 ]] && my_arch=i386
    123 minstallfile arch/${my_arch}/boot/bzImage \
    124 /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    125 || die
    126 else
    127 minstallfile ${KERNEL_IMAGE_PATH} \
    128 /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    129 || die
    130 fi
    131
    132 # install System.map
    133 minstallfile System.map \
    134 /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    135 || die
    136
    137 # install Module.symvers in boot and /usr/src
    138 minstallfile Module.symvers \
    139 /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    140 || die
    141 minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    142 minstallfile Module.symvers \
    143 /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    144 || die
    145
    146 # install kernel description
    147 echo "
    148 KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    149 KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    150 KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    151 KRNINITRD=
    152 " > ${BINDIR}/boot/kernelversion || die
    153
    154 # install kernel-config from srcdir
    155 minstallfile .config \
    156 /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    157 || die
    158
    159 # fix build symlink
    160 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    161 then
    162 echo "fixing build symlink"
    163 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    164 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    165 /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    166 || die
    167 fi
    168
    169 # and fixing source symlink
    170 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    171 then
    172 echo "fixing source symlink"
    173 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    174 mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    175 /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    176 || die
    177 fi
    178
    179 # remove firmware bits if $LINUX_FIRMWARE was set
    180 if [[ ! -z ${LINUX_FIRMWARE} ]] && [[ ${LINUX_FIRMWARE} != internal ]]
    181 then
    182 if [[ -d ${BINDIR}/lib/firmware ]]
    183 then
    184 rm -rv ${BINDIR}/lib/firmware
    185 fi
    186 fi
    187 }
    188
    189 kernel26_sources_src_install()
    190 {
    191 cd ${BUILDDIR}
    192
    193 echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    194 tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    195
    196 echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    197 minstalldir /usr/src || die
    198 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    199 }
    200
    201 # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    202 # kernel26_external_modules_install path/to/SRCDIR DESTDIRNAME
    203 kernel26_external_modules_install()
    204 {
    205 cd ${BUILDDIR}
    206
    207 local modsrc="$1"
    208 local moddest="$2"
    209 local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    210
    211 echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    212 install -d ${moddir} || die
    213 mv ${modsrc} ${moddir}/${moddest} || die
    214 }
    215
    216 kernel26_external_modules_tarball()
    217 {
    218 cd ${BUILDDIR}
    219
    220 echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    221 tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    222 kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    223
    224 echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    225 minstalldir /usr/src || die
    226 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    227 }
    228
    229 kernel26_src_install()
    230 {
    231 case ${KERNEL_TYPE} in
    232 image)
    233 kernel26_image_src_install || die
    234 ;;
    235
    236 sources)
    237 kernel26_sources_src_install || die
    238 ;;
    239 esac
    240 }
    241
    242 kernel_major_version()
    243 {
    244 local ksrc="$@"
    245 local kv
    246
    247 if [[ -z ${ksrc} ]]
    248 then
    249 kv="$(uname -r|cut -d. -f1-2)"
    250 else
    251 local version
    252 local patchlevel
    253
    254 # get version from makefile
    255 version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    256 # get patchlevel from makefile
    257 patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    258 # kernelversion
    259 kv="${version}.${patchlevel}"
    260 fi
    261
    262 echo "${kv}"
    263 }
    264
    265 mod_suffix()
    266 {
    267 local ksrc="$@"
    268 local mod_suffix
    269
    270 if [[ $(kernel_major_version ${ksrc}) = 2.6 ]]
    271 then
    272 mod_suffix="ko"
    273 else
    274 mod_suffix="o"
    275 fi
    276
    277 echo ${mod_suffix}
    278 }
    279
    280 kernel26_image_preinstall()
    281 {
    282 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    283 then
    284 mount /boot &> /dev/null
    285 fi
    286 }
    287
    288 kernel26_image_preremove()
    289 {
    290 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    291 then
    292 mount /boot &> /dev/null
    293 fi
    294 }
    295
    296 kernel26_image_postremove()
    297 {
    298 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    299 then
    300 # remove old image entry from grub
    301 new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    302 fi
    303 }
    304
    305 kernel26_image_postinstall()
    306 {
    307 [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    308
    309 # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    310 [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    311 rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    312
    313 [ -x ${MROOT}/sbin/depmod ] &&
    314 ${MROOT}/sbin/depmod -ae \
    315 -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    316 ${KPVER}-${KBRANCH}-${KPBUILD}
    317
    318 # do not run this if ${MROOT} is set !
    319 if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    320 then
    321 new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    322 fi
    323
    324 # symlink actual kernel to /boot/vmlinuz etc...
    325 ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    326 ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    327 ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    328 [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    329 ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    330 }
    331
    332 kernel26_sources_postinstall()
    333 {
    334 # check for linux-VERSION/include as the kernel-image installs
    335 # the file Modules.symver in the linux-VERSION directory
    336 if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    337 then
    338 echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    339 tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    340 fi
    341
    342 if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    343 [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    344 then
    345 echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    346 tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    347 fi
    348
    349 # if not exist create linux symlink
    350 if [ ! -h ${MROOT}/usr/src/linux ]
    351 then
    352 echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    353 [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    354 ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    355 ${MROOT}/usr/src/linux || die
    356 fi
    357
    358 # if not exist create kernel-modules symlink
    359 if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    360 [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    361 then
    362 echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    363 [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    364 ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    365 ${MROOT}/usr/src/kernel-modules || die
    366 fi
    367 }
    368
    369 export_inherits kernel26 src_prepare src_compile src_install
    370
    371 # export pre/postinstall functions depending on KERNEL_TYPE
    372 case ${KERNEL_TYPE} in
    373 image)
    374 export_inherits kernel26_image preinstall preremove postinstall postremove
    375 SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_image_preinstall kernel26_image_preremove kernel26_image_postinstall kernel26_image_postremove"
    376 ;;
    377 sources)
    378 export_inherits kernel26_sources postinstall
    379 SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_sources_postinstall"
    380 ;;
    381 esac