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

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    Revision 1072 - (hide annotations) (download)
    Sun Jan 25 09:32:23 2009 UTC (15 years, 3 months ago) by niro
    Original Path: trunk/core/include/kernel26.sminc
    File size: 10205 byte(s) 
    -fixed cross-compile issues
    1 niro 2 # kernel26 global smage functions
    2     # $Header: /magellan-cvs/smage/include/kernel26.sminc,v 1.25 2008/05/24 09:33:17 niro Exp $
    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     # remove me when all distris support this:
    16     if [[ ${USE_KERNEL_ARCH_EXTENSION} = true ]]
    17     then
    18     KERNEL_ARCH_EXTENSION="-${ARCH}"
    19     else
    20     KERNEL_ARCH_EXTENSION=""
    21     fi
    22    
    23     # some sane defaults
    24     : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"}
    25     : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"}
    26    
    27     : ${SRC_URI=(
    28     http://www.kernel.org/pub/linux/kernel/v${PVER:0:3}/${SRCFILE}
    29     mirror://kernel26-${BRANCH}/${SRCFILE}
    30     mirror://kernel26-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    31     mirror://kernel26-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    32     )}
    33    
    34     : ${DEPEND=">= sys-apps/module-init-tools-3.2
    35     >= sys-fs/udev-115
    36     >= sys-apps/mkinitrd-5.0.8
    37     >= sys-apps/initscripts-0.4.3"}
    38    
    39     : ${PROVIDE="virtual/kernel"}
    40    
    41     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    42     KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    43    
    44     # special vars for mage file only
    45     KPVER="${PVER}"
    46     KPBUILD="${PBUILD}"
    47     KBRANCH="${BRANCH}"
    48     SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    49    
    50     kernel26_src_prepare()
    51     {
    52     munpack ${SRCFILE} || die
    53     mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    54    
    55     # fix permissions
    56     chown -R 0:0 ${SRCDIR} || die
    57     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    58    
    59     cd ${SRCDIR}
    60    
    61     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    62     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    63     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    64     }
    65    
    66     kernel26_src_compile()
    67     {
    68     cd ${SRCDIR}
    69    
    70     make mrproper || die
    71    
    72     # inject our kernel config
    73     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    74 niro 1072 make ARCH=${ARCH/i*86/x86} oldconfig || die
    75 niro 2
    76     case ${KERNEL_TYPE} in
    77     image)
    78 niro 10 mmake ARCH=${ARCH/i*86/x86} || die
    79 niro 2 ;;
    80    
    81     sources)
    82     make clean || die
    83    
    84     # needed to compile other programs like iptables
    85 niro 10 make ARCH=${ARCH/i*86/x86} prepare || die
    86 niro 2 # needed to cover >=2.6.14 builds
    87     # but deprecated with >=2.6.21, prepare cover all targets there
    88 niro 10 [[ $(echo ${PVER} | sed "s:\.::g") < 2621 ]] && { make ARCH=${ARCH/i*86/x86} prepare-all || die; }
    89     make ARCH=${ARCH/i*86/x86} scripts || die
    90 niro 2
    91     # at least alsa-drivers needs this one ...
    92     touch include/linux/autoconf.h || die
    93     ;;
    94     esac
    95     }
    96    
    97     kernel26_image_src_install()
    98     {
    99     cd ${SRCDIR}
    100    
    101     # needed directories
    102     install -d ${BINDIR}/boot || die
    103    
    104     # install modules
    105     make INSTALL_MOD_PATH=${BINDIR} modules_install || die
    106    
    107     # install kernelimage
    108     if [[ -z ${KERNEL_IMAGE_PATH} ]]
    109     then
    110     local my_arch="${ARCH}"
    111     [[ ${my_arch} = i*86 ]] && my_arch=i386
    112     install -m 0644 -o root -g root \
    113     arch/${my_arch}/boot/bzImage \
    114     ${BINDIR}/boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    115     || die
    116     else
    117     install -m 0644 -o root -g root \
    118     ${KERNEL_IMAGE_PATH} \
    119     ${BINDIR}/boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    120     || die
    121     fi
    122    
    123     # install System.map
    124     install -m 0644 -o root -g root \
    125     System.map \
    126     ${BINDIR}/boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    127     || die
    128    
    129     # install kernel description
    130     echo "
    131     KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    132     KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    133     KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    134     KRNINITRD=
    135     " > ${BINDIR}/boot/kernelversion || die
    136    
    137     # install kernel-config from srcdir
    138     install -m 0644 -o root -g root \
    139     .config \
    140     ${BINDIR}/boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    141     || die
    142    
    143     # fix build symlink
    144     if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    145     then
    146     echo "fixing build symlink"
    147     rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    148     ln -snf /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    149     ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    150     || die
    151     fi
    152    
    153     # and fixing source symlink
    154     if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    155     then
    156     echo "fixing source symlink"
    157     rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    158     ln -snf /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    159     ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    160     || die
    161     fi
    162     }
    163    
    164     kernel26_sources_src_install()
    165     {
    166     cd ${BUILDDIR}
    167    
    168     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    169     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    170    
    171     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    172     install -d ${BINDIR}/usr/src || die
    173     mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    174     }
    175    
    176     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    177     # kernel26_external_modules_install path/to/SRCDIR DESTDIRNAME
    178     kernel26_external_modules_install()
    179     {
    180     cd ${BUILDDIR}
    181    
    182     local modsrc="$1"
    183     local moddest="$2"
    184     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    185    
    186     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    187     install -d ${moddir} || die
    188     mv ${modsrc} ${moddir}/${moddest} || die
    189     }
    190    
    191     kernel26_external_modules_tarball()
    192     {
    193     cd ${BUILDDIR}
    194    
    195     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    196     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    197     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    198    
    199     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    200     install -d ${BINDIR}/usr/src || die
    201     mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    202     }
    203    
    204     kernel26_src_install()
    205     {
    206     case ${KERNEL_TYPE} in
    207     image)
    208     kernel26_image_src_install || die
    209     ;;
    210    
    211     sources)
    212     kernel26_sources_src_install || die
    213     ;;
    214     esac
    215     }
    216    
    217     kernel_major_version()
    218     {
    219     local ksrc="$@"
    220     local kv
    221    
    222     if [[ -z ${ksrc} ]]
    223     then
    224     kv="$(uname -r|cut -d. -f1-2)"
    225     else
    226     local version
    227     local patchlevel
    228    
    229     # get version from makefile
    230     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    231     # get patchlevel from makefile
    232     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    233     # kernelversion
    234     kv="${version}.${patchlevel}"
    235     fi
    236    
    237     echo "${kv}"
    238     }
    239    
    240     mod_suffix()
    241     {
    242     local ksrc="$@"
    243     local mod_suffix
    244    
    245     if [[ $(kernel_major_version ${ksrc}) = 2.6 ]]
    246     then
    247     mod_suffix="ko"
    248     else
    249     mod_suffix="o"
    250     fi
    251    
    252     echo ${mod_suffix}
    253     }
    254    
    255     kernel26_image_preinstall()
    256     {
    257     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    258     then
    259     mount /boot &> /dev/null
    260     fi
    261     }
    262    
    263     kernel26_image_preremove()
    264     {
    265     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    266     then
    267     mount /boot &> /dev/null
    268     fi
    269     }
    270    
    271     kernel26_image_postinstall()
    272     {
    273     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    274    
    275     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    276     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    277     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    278    
    279     [ -x ${MROOT}/sbin/depmod ] &&
    280     ${MROOT}/sbin/depmod -ae \
    281     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    282     ${KPVER}-${KBRANCH}-${KPBUILD}
    283    
    284     # do not run this if ${MROOT} is set !
    285     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    286     then
    287     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    288     fi
    289    
    290     # symlink actual kernel to /boot/vmlinuz etc...
    291     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    292     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    293     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    294     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    295     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    296     }
    297    
    298     kernel26_sources_postinstall()
    299     {
    300     if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ]
    301     then
    302     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    303     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    304     fi
    305    
    306     if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    307     [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    308     then
    309     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    310     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    311     fi
    312    
    313     # if not exist create linux symlink
    314     if [ ! -h ${MROOT}/usr/src/linux ]
    315     then
    316     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    317     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    318     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    319     ${MROOT}/usr/src/linux || die
    320     fi
    321    
    322     # if not exist create kernel-modules symlink
    323     if [ ! -h ${MROOT}/usr/src/kernel-modules ]
    324     then
    325     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    326     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    327     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    328     ${MROOT}/usr/src/kernel-modules || die
    329     fi
    330     }
    331    
    332     export_inherits kernel26 src_prepare src_compile src_install
    333    
    334     # export pre/postinstall functions depending on KERNEL_TYPE
    335     case ${KERNEL_TYPE} in
    336     image)
    337     export_inherits kernel26_image preinstall preremove postinstall
    338     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_image_preinstall kernel26_image_preremove kernel26_image_postinstall"
    339     ;;
    340     sources)
    341     export_inherits kernel26_sources postinstall
    342     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_sources_postinstall"
    343     ;;
    344     esac