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    Annotation of /smage/trunk/include/kernel.sminc

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    Revision 2951 - (hide annotations) (download)
    Wed Sep 7 10:12:44 2011 UTC (12 years, 8 months ago) by niro
    File size: 12000 byte(s) 
    -fixed a typo
    1 niro 2937 # kernel global smage functions
    2 niro 1664 # $Id$
    3 niro 1661
    4     # needed extra vars:
    5 niro 2939 # ${KERNEL_TYPE}: needed, 'sources', 'headers' or 'image'
    6 niro 1661 # ${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 niro 1664 # ${KERNEL_IMAGE_PATH}: override the default KERNEL_IMAGE_PATH (to build xen images for e.g.)
    14 niro 1661
    15 niro 1664 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     # some sane defaults
    26 niro 2941 : ${PCATEGORIE="sys-kernel"}
    27 niro 2944 : ${HOMEPAGE="http://magellan-linux.de/"}
    28 niro 1664 : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"}
    29     : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"}
    30    
    31 niro 2939 case ${KERNEL_TYPE} in
    32 niro 2950 image|sources)
    33     if [[ -z ${SRC_URI[*]} ]]
    34     then
    35     SRC_URI=(
    36 niro 2951 http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE}
    37 niro 2950 mirror://kernel-${BRANCH}/${SRCFILE}
    38     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    39     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    40     )
    41     fi
    42 niro 2939 ;;
    43 niro 2943
    44 niro 2939 headers)
    45 niro 2950 if [[ -z ${SRC_URI[*]} ]]
    46     then
    47     SRC_URI=(
    48 niro 2951 http://www.kernel.org/pub/linux/kernel/v$(echo ${PVER} | cut -d. -f1-2)/${SRCFILE}
    49 niro 2950 mirror://kernel-${BRANCH}/${SRCFILE}
    50     )
    51     fi
    52 niro 2939 ;;
    53     esac
    54 niro 1664
    55 niro 2939 case ${KERNEL_TYPE} in
    56 niro 2940 image)
    57     : ${PROVIDE="virtual/kernel"}
    58     : ${DEPEND=">= sys-apps/module-init-tools-3.2
    59     >= sys-fs/udev-115
    60     >= sys-apps/mkinitrd-5.0.8
    61     >= virtual/initscripts"}
    62 niro 2943 : ${DESCRIPTION="Kernel image of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."}
    63 niro 2940 ;;
    64 niro 2943
    65     sources)
    66     : ${PROVIDE="virtual/kernel-sources"}
    67     : ${DESCRIPTION="Kernel sources of the '${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}' kernel."}
    68     ;;
    69    
    70     headers)
    71     : ${PROVIDE="virtual/kernel-headers"}
    72     : ${DESCRIPTION="Sanitized kernel headers for libc."}
    73     ;;
    74 niro 2939 esac
    75 niro 1664
    76     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    77 niro 1661 KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    78    
    79 niro 1664 # special vars for mage file only
    80     KPVER="${PVER}"
    81     KPBUILD="${PBUILD}"
    82     KBRANCH="${BRANCH}"
    83     SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    84    
    85 niro 2937 kernel_src_prepare()
    86 niro 1661 {
    87     munpack ${SRCFILE} || die
    88     mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    89    
    90     # fix permissions
    91     chown -R 0:0 ${SRCDIR} || die
    92     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    93    
    94     cd ${SRCDIR}
    95    
    96     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    97     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    98     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    99     }
    100    
    101 niro 2937 kernel_src_compile()
    102 niro 1661 {
    103     cd ${SRCDIR}
    104    
    105     make mrproper || die
    106    
    107 niro 2939 if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]]
    108     then
    109     # inject our kernel config
    110     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    111     make ARCH=${ARCH/i*86/x86} oldconfig || die
    112     fi
    113 niro 1661
    114     case ${KERNEL_TYPE} in
    115     image)
    116 niro 1664 mmake ARCH=${ARCH/i*86/x86} || die
    117 niro 1661 ;;
    118    
    119 niro 2939 headers)
    120     make ARCH=${ARCH/i*86/x86} headers_check || die
    121     ;;
    122    
    123 niro 1661 sources)
    124     make clean || die
    125    
    126     # needed to compile other programs like iptables
    127 niro 1664 make ARCH=${ARCH/i*86/x86} prepare || die
    128 niro 1661 # needed to cover >=2.6.14 builds
    129 niro 1664 # but deprecated with >=2.6.21, prepare cover all targets there
    130 niro 2938 local kver=$(echo ${PVER} | sed "s:\.::g")
    131     # honor >=3.0.x; add one zero
    132     if [[ ${PVER%%.*} -gt 2 ]]
    133     then
    134     kver="${kver}0"
    135     fi
    136     if [[ ${kver} < 2621 ]]
    137     then
    138     make ARCH=${ARCH/i*86/x86} prepare-all || die
    139     fi
    140 niro 1664 make ARCH=${ARCH/i*86/x86} scripts || die
    141 niro 1661
    142     # at least alsa-drivers needs this one ...
    143     touch include/linux/autoconf.h || die
    144     ;;
    145     esac
    146     }
    147    
    148 niro 2937 kernel_image_src_install()
    149 niro 1661 {
    150     cd ${SRCDIR}
    151    
    152     # needed directories
    153 niro 1664 minstalldir /boot || die
    154 niro 1661
    155     # install modules
    156 niro 1664 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    157 niro 1661
    158     # install kernelimage
    159 niro 1664 if [[ -z ${KERNEL_IMAGE_PATH} ]]
    160     then
    161     local my_arch="${ARCH}"
    162     [[ ${my_arch} = i*86 ]] && my_arch=i386
    163     minstallfile arch/${my_arch}/boot/bzImage \
    164     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    165     || die
    166     else
    167     minstallfile ${KERNEL_IMAGE_PATH} \
    168     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    169     || die
    170     fi
    171 niro 1661
    172     # install System.map
    173 niro 1664 minstallfile System.map \
    174     /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    175 niro 1661 || die
    176    
    177 niro 1664 # install Module.symvers in boot and /usr/src
    178     minstallfile Module.symvers \
    179     /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    180     || die
    181     minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    182     minstallfile Module.symvers \
    183     /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    184     || die
    185    
    186 niro 1661 # install kernel description
    187     echo "
    188 niro 1664 KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    189     KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    190     KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    191 niro 1661 KRNINITRD=
    192     " > ${BINDIR}/boot/kernelversion || die
    193    
    194     # install kernel-config from srcdir
    195 niro 1664 minstallfile .config \
    196     /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    197 niro 1661 || die
    198    
    199     # fix build symlink
    200 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    201 niro 1661 then
    202     echo "fixing build symlink"
    203 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    204     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    205     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    206 niro 1661 || die
    207     fi
    208    
    209     # and fixing source symlink
    210 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    211 niro 1661 then
    212     echo "fixing source symlink"
    213 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    214     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    215     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    216 niro 1661 || die
    217     fi
    218     }
    219    
    220 niro 2939 kernel_headers_src_install()
    221     {
    222     cd ${SRCDIR}
    223     make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die
    224     }
    225    
    226 niro 2937 kernel_sources_src_install()
    227 niro 1661 {
    228     cd ${BUILDDIR}
    229    
    230     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    231     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    232    
    233     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    234 niro 1664 minstalldir /usr/src || die
    235 niro 1661 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    236     }
    237    
    238     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    239 niro 2937 # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME
    240     kernel_external_modules_install()
    241 niro 1661 {
    242     cd ${BUILDDIR}
    243    
    244     local modsrc="$1"
    245     local moddest="$2"
    246     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    247    
    248     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    249     install -d ${moddir} || die
    250     mv ${modsrc} ${moddir}/${moddest} || die
    251     }
    252    
    253 niro 2937 kernel_external_modules_tarball()
    254 niro 1661 {
    255     cd ${BUILDDIR}
    256    
    257     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    258     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    259     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    260    
    261     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    262 niro 1664 minstalldir /usr/src || die
    263 niro 1661 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    264     }
    265    
    266 niro 2937 kernel_src_install()
    267 niro 1661 {
    268     case ${KERNEL_TYPE} in
    269     image)
    270 niro 2937 kernel_image_src_install || die
    271 niro 1661 ;;
    272    
    273 niro 2939 headers)
    274     kernel_headers_src_install || die
    275     ;;
    276    
    277 niro 1661 sources)
    278 niro 2937 kernel_sources_src_install || die
    279 niro 1661 ;;
    280     esac
    281     }
    282    
    283     kernel_major_version()
    284     {
    285     local ksrc="$@"
    286     local kv
    287    
    288     if [[ -z ${ksrc} ]]
    289     then
    290     kv="$(uname -r|cut -d. -f1-2)"
    291     else
    292     local version
    293     local patchlevel
    294    
    295     # get version from makefile
    296     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    297     # get patchlevel from makefile
    298     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    299     # kernelversion
    300     kv="${version}.${patchlevel}"
    301     fi
    302    
    303     echo "${kv}"
    304     }
    305    
    306     mod_suffix()
    307     {
    308     local ksrc="$@"
    309     local mod_suffix
    310 niro 2938 local kmv
    311 niro 1661
    312 niro 2938 kmv=$(kernel_major_version ${ksrc})
    313     if [[ ${kmv//.} -ge 26 ]]
    314 niro 1661 then
    315     mod_suffix="ko"
    316     else
    317     mod_suffix="o"
    318     fi
    319    
    320     echo ${mod_suffix}
    321     }
    322    
    323 niro 2937 kernel_image_preinstall()
    324 niro 1664 {
    325     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    326     then
    327     mount /boot &> /dev/null
    328     fi
    329     }
    330    
    331 niro 2937 kernel_image_preremove()
    332 niro 1664 {
    333     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    334     then
    335     mount /boot &> /dev/null
    336     fi
    337     }
    338    
    339 niro 2937 kernel_image_postremove()
    340 niro 1664 {
    341     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    342     then
    343     # remove old image entry from grub
    344     new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    345     fi
    346     }
    347    
    348 niro 2937 kernel_image_postinstall()
    349 niro 1664 {
    350     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    351    
    352     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    353     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    354     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    355    
    356     [ -x ${MROOT}/sbin/depmod ] &&
    357     ${MROOT}/sbin/depmod -ae \
    358     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    359     ${KPVER}-${KBRANCH}-${KPBUILD}
    360    
    361     # do not run this if ${MROOT} is set !
    362     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    363     then
    364     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    365     fi
    366    
    367     # symlink actual kernel to /boot/vmlinuz etc...
    368     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    369     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    370     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    371     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    372     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    373     }
    374    
    375 niro 2937 kernel_sources_postinstall()
    376 niro 1664 {
    377     # check for linux-VERSION/include as the kernel-image installs
    378     # the file Modules.symver in the linux-VERSION directory
    379     if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    380     then
    381     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    382     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    383     fi
    384    
    385     if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    386     [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    387     then
    388     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    389     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    390     fi
    391    
    392     # if not exist create linux symlink
    393     if [ ! -h ${MROOT}/usr/src/linux ]
    394     then
    395     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    396     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    397     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    398     ${MROOT}/usr/src/linux || die
    399     fi
    400    
    401     # if not exist create kernel-modules symlink
    402     if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    403     [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    404     then
    405     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    406     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    407     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    408     ${MROOT}/usr/src/kernel-modules || die
    409     fi
    410     }
    411    
    412 niro 2937 export_inherits kernel src_prepare src_compile src_install
    413 niro 1664
    414     # export pre/postinstall functions depending on KERNEL_TYPE
    415     case ${KERNEL_TYPE} in
    416     image)
    417 niro 2937 export_inherits kernel_image preinstall preremove postinstall postremove
    418     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove"
    419 niro 1664 ;;
    420     sources)
    421 niro 2937 export_inherits kernel_sources postinstall
    422     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall"
    423 niro 1664 ;;
    424     esac