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    Revision 10 - (hide annotations) (download)
    Fri Oct 10 19:12:19 2008 UTC (15 years, 7 months ago) by niro
    File size: 10213 byte(s) 
    -cross-compile support
    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/hotplug-20040401
    37     >= sys-apps/mkinitrd-5.0.8
    38     >= sys-apps/initscripts-0.4.3"}
    39    
    40     : ${PROVIDE="virtual/kernel"}
    41    
    42     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    43     KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    44    
    45     # special vars for mage file only
    46     KPVER="${PVER}"
    47     KPBUILD="${PBUILD}"
    48     KBRANCH="${BRANCH}"
    49     SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    50    
    51     kernel26_src_prepare()
    52     {
    53     munpack ${SRCFILE} || die
    54     mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    55    
    56     # fix permissions
    57     chown -R 0:0 ${SRCDIR} || die
    58     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    59    
    60     cd ${SRCDIR}
    61    
    62     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    63     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    64     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    65     }
    66    
    67     kernel26_src_compile()
    68     {
    69     cd ${SRCDIR}
    70    
    71     make mrproper || die
    72    
    73     # inject our kernel config
    74     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    75     make oldconfig || die
    76    
    77     case ${KERNEL_TYPE} in
    78     image)
    79 niro 10 mmake ARCH=${ARCH/i*86/x86} || die
    80 niro 2 ;;
    81    
    82     sources)
    83     make clean || die
    84    
    85     # needed to compile other programs like iptables
    86 niro 10 make ARCH=${ARCH/i*86/x86} prepare || die
    87 niro 2 # needed to cover >=2.6.14 builds
    88     # but deprecated with >=2.6.21, prepare cover all targets there
    89 niro 10 [[ $(echo ${PVER} | sed "s:\.::g") < 2621 ]] && { make ARCH=${ARCH/i*86/x86} prepare-all || die; }
    90     make ARCH=${ARCH/i*86/x86} scripts || die
    91 niro 2
    92     # at least alsa-drivers needs this one ...
    93     touch include/linux/autoconf.h || die
    94     ;;
    95     esac
    96     }
    97    
    98     kernel26_image_src_install()
    99     {
    100     cd ${SRCDIR}
    101    
    102     # needed directories
    103     install -d ${BINDIR}/boot || die
    104    
    105     # install modules
    106     make INSTALL_MOD_PATH=${BINDIR} modules_install || die
    107    
    108     # install kernelimage
    109     if [[ -z ${KERNEL_IMAGE_PATH} ]]
    110     then
    111     local my_arch="${ARCH}"
    112     [[ ${my_arch} = i*86 ]] && my_arch=i386
    113     install -m 0644 -o root -g root \
    114     arch/${my_arch}/boot/bzImage \
    115     ${BINDIR}/boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    116     || die
    117     else
    118     install -m 0644 -o root -g root \
    119     ${KERNEL_IMAGE_PATH} \
    120     ${BINDIR}/boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    121     || die
    122     fi
    123    
    124     # install System.map
    125     install -m 0644 -o root -g root \
    126     System.map \
    127     ${BINDIR}/boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    128     || die
    129    
    130     # install kernel description
    131     echo "
    132     KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    133     KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    134     KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    135     KRNINITRD=
    136     " > ${BINDIR}/boot/kernelversion || die
    137    
    138     # install kernel-config from srcdir
    139     install -m 0644 -o root -g root \
    140     .config \
    141     ${BINDIR}/boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    142     || die
    143    
    144     # fix build symlink
    145     if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    146     then
    147     echo "fixing build symlink"
    148     rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    149     ln -snf /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    150     ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    151     || die
    152     fi
    153    
    154     # and fixing source symlink
    155     if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    156     then
    157     echo "fixing source symlink"
    158     rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    159     ln -snf /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    160     ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    161     || die
    162     fi
    163     }
    164    
    165     kernel26_sources_src_install()
    166     {
    167     cd ${BUILDDIR}
    168    
    169     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    170     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    171    
    172     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    173     install -d ${BINDIR}/usr/src || die
    174     mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    175     }
    176    
    177     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    178     # kernel26_external_modules_install path/to/SRCDIR DESTDIRNAME
    179     kernel26_external_modules_install()
    180     {
    181     cd ${BUILDDIR}
    182    
    183     local modsrc="$1"
    184     local moddest="$2"
    185     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    186    
    187     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    188     install -d ${moddir} || die
    189     mv ${modsrc} ${moddir}/${moddest} || die
    190     }
    191    
    192     kernel26_external_modules_tarball()
    193     {
    194     cd ${BUILDDIR}
    195    
    196     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    197     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    198     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    199    
    200     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    201     install -d ${BINDIR}/usr/src || die
    202     mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    203     }
    204    
    205     kernel26_src_install()
    206     {
    207     case ${KERNEL_TYPE} in
    208     image)
    209     kernel26_image_src_install || die
    210     ;;
    211    
    212     sources)
    213     kernel26_sources_src_install || die
    214     ;;
    215     esac
    216     }
    217    
    218     kernel_major_version()
    219     {
    220     local ksrc="$@"
    221     local kv
    222    
    223     if [[ -z ${ksrc} ]]
    224     then
    225     kv="$(uname -r|cut -d. -f1-2)"
    226     else
    227     local version
    228     local patchlevel
    229    
    230     # get version from makefile
    231     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    232     # get patchlevel from makefile
    233     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    234     # kernelversion
    235     kv="${version}.${patchlevel}"
    236     fi
    237    
    238     echo "${kv}"
    239     }
    240    
    241     mod_suffix()
    242     {
    243     local ksrc="$@"
    244     local mod_suffix
    245    
    246     if [[ $(kernel_major_version ${ksrc}) = 2.6 ]]
    247     then
    248     mod_suffix="ko"
    249     else
    250     mod_suffix="o"
    251     fi
    252    
    253     echo ${mod_suffix}
    254     }
    255    
    256     kernel26_image_preinstall()
    257     {
    258     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    259     then
    260     mount /boot &> /dev/null
    261     fi
    262     }
    263    
    264     kernel26_image_preremove()
    265     {
    266     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    267     then
    268     mount /boot &> /dev/null
    269     fi
    270     }
    271    
    272     kernel26_image_postinstall()
    273     {
    274     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    275    
    276     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    277     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    278     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    279    
    280     [ -x ${MROOT}/sbin/depmod ] &&
    281     ${MROOT}/sbin/depmod -ae \
    282     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    283     ${KPVER}-${KBRANCH}-${KPBUILD}
    284    
    285     # do not run this if ${MROOT} is set !
    286     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    287     then
    288     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    289     fi
    290    
    291     # symlink actual kernel to /boot/vmlinuz etc...
    292     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    293     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    294     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    295     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    296     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    297     }
    298    
    299     kernel26_sources_postinstall()
    300     {
    301     if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ]
    302     then
    303     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    304     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    305     fi
    306    
    307     if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    308     [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    309     then
    310     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    311     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    312     fi
    313    
    314     # if not exist create linux symlink
    315     if [ ! -h ${MROOT}/usr/src/linux ]
    316     then
    317     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    318     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    319     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    320     ${MROOT}/usr/src/linux || die
    321     fi
    322    
    323     # if not exist create kernel-modules symlink
    324     if [ ! -h ${MROOT}/usr/src/kernel-modules ]
    325     then
    326     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    327     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    328     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    329     ${MROOT}/usr/src/kernel-modules || die
    330     fi
    331     }
    332    
    333     export_inherits kernel26 src_prepare src_compile src_install
    334    
    335     # export pre/postinstall functions depending on KERNEL_TYPE
    336     case ${KERNEL_TYPE} in
    337     image)
    338     export_inherits kernel26_image preinstall preremove postinstall
    339     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_image_preinstall kernel26_image_preremove kernel26_image_postinstall"
    340     ;;
    341     sources)
    342     export_inherits kernel26_sources postinstall
    343     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel26_sources_postinstall"
    344     ;;
    345     esac