Magellan Linux

  • Back to homepage
    • /[alx-svn]/smage/trunk/include/kernel.sminc

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

    Parent Directory Parent Directory | Revision Log Revision Log

    Revision 2939 - (hide annotations) (download)
    Tue Sep 6 19:09:06 2011 UTC (12 years, 8 months ago) by niro
    File size: 11525 byte(s) 
    -support headers
    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     : ${SRCFILE="linux-${PVER/${PSUBVER}/}.tar.bz2"}
    27     : ${SRCDIR="${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}"}
    28    
    29 niro 2939 case ${KERNEL_TYPE} in
    30     image|sources)
    31     : ${SRC_URI=(
    32     http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE}
    33     mirror://kernel-${BRANCH}/${SRCFILE}
    34     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-i686
    35     mirror://kernel-${BRANCH}/config-${PVER}-${BRANCH}-${PBUILD}-x86_64
    36     )}
    37     ;;
    38     headers)
    39     : ${SRC_URI=(
    40     http://www.kernel.org/pub/linux/kernel/v${PVER%%.*}/${SRCFILE}
    41     mirror://kernel-${BRANCH}/${SRCFILE}
    42     )}
    43     ;;
    44     esac
    45 niro 1664
    46     : ${DEPEND=">= sys-apps/module-init-tools-3.2
    47     >= sys-fs/udev-115
    48     >= sys-apps/mkinitrd-5.0.8
    49 niro 2938 >= virtual/initscripts"}
    50 niro 1664
    51 niro 2939 case ${KERNEL_TYPE} in
    52     image) : ${PROVIDE="virtual/kernel"} ;;
    53     sources) : ${PROVIDE="virtual/kernel-sources"} ;;
    54     headers) : ${PROVIDE="virtual/kernel-headers"} ;;
    55     esac
    56 niro 1664
    57     EXTRAVERSION="${PSUBVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}"
    58 niro 1661 KERNEL_CONFIG="${SOURCEDIR}/${PNAME}/config-${PVER}-${BRANCH}-${PBUILD}-${ARCH}"
    59    
    60 niro 1664 # special vars for mage file only
    61     KPVER="${PVER}"
    62     KPBUILD="${PBUILD}"
    63     KBRANCH="${BRANCH}"
    64     SPECIAL_VARS="${SPECIAL_VARS} KPVER KPBUILD KBRANCH"
    65    
    66 niro 2937 kernel_src_prepare()
    67 niro 1661 {
    68     munpack ${SRCFILE} || die
    69     mv ${BUILDDIR}/linux-${PVER/${PSUBVER}/} ${SRCDIR} || die
    70    
    71     # fix permissions
    72     chown -R 0:0 ${SRCDIR} || die
    73     chmod -R a+r-w+X,u+w ${SRCDIR} || die
    74    
    75     cd ${SRCDIR}
    76    
    77     # fixes INSTALL_PATH to /boot and EXTRAVERSION
    78     sed -i -e 's:#export\tINSTALL_PATH:export\tINSTALL_PATH:' \
    79     -e "s:^\(EXTRAVERSION =\).*:\1 ${EXTRAVERSION}:" Makefile || die
    80     }
    81    
    82 niro 2937 kernel_src_compile()
    83 niro 1661 {
    84     cd ${SRCDIR}
    85    
    86     make mrproper || die
    87    
    88 niro 2939 if [[ ${KERNEL_TYPE} = sources ]] || [[ ${KERNEL_TYPE} = image ]]
    89     then
    90     # inject our kernel config
    91     cp ${KERNEL_CONFIG} ${SRCDIR}/.config || die
    92     make ARCH=${ARCH/i*86/x86} oldconfig || die
    93     fi
    94 niro 1661
    95     case ${KERNEL_TYPE} in
    96     image)
    97 niro 1664 mmake ARCH=${ARCH/i*86/x86} || die
    98 niro 1661 ;;
    99    
    100 niro 2939 headers)
    101     make ARCH=${ARCH/i*86/x86} headers_check || die
    102     ;;
    103    
    104 niro 1661 sources)
    105     make clean || die
    106    
    107     # needed to compile other programs like iptables
    108 niro 1664 make ARCH=${ARCH/i*86/x86} prepare || die
    109 niro 1661 # needed to cover >=2.6.14 builds
    110 niro 1664 # but deprecated with >=2.6.21, prepare cover all targets there
    111 niro 2938 local kver=$(echo ${PVER} | sed "s:\.::g")
    112     # honor >=3.0.x; add one zero
    113     if [[ ${PVER%%.*} -gt 2 ]]
    114     then
    115     kver="${kver}0"
    116     fi
    117     if [[ ${kver} < 2621 ]]
    118     then
    119     make ARCH=${ARCH/i*86/x86} prepare-all || die
    120     fi
    121 niro 1664 make ARCH=${ARCH/i*86/x86} scripts || die
    122 niro 1661
    123     # at least alsa-drivers needs this one ...
    124     touch include/linux/autoconf.h || die
    125     ;;
    126     esac
    127     }
    128    
    129 niro 2937 kernel_image_src_install()
    130 niro 1661 {
    131     cd ${SRCDIR}
    132    
    133     # needed directories
    134 niro 1664 minstalldir /boot || die
    135 niro 1661
    136     # install modules
    137 niro 1664 make ARCH=${ARCH/i*86/x86} INSTALL_MOD_PATH=${BINDIR} modules_install || die
    138 niro 1661
    139     # install kernelimage
    140 niro 1664 if [[ -z ${KERNEL_IMAGE_PATH} ]]
    141     then
    142     local my_arch="${ARCH}"
    143     [[ ${my_arch} = i*86 ]] && my_arch=i386
    144     minstallfile arch/${my_arch}/boot/bzImage \
    145     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    146     || die
    147     else
    148     minstallfile ${KERNEL_IMAGE_PATH} \
    149     /boot/kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    150     || die
    151     fi
    152 niro 1661
    153     # install System.map
    154 niro 1664 minstallfile System.map \
    155     /boot/System.map-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    156 niro 1661 || die
    157    
    158 niro 1664 # install Module.symvers in boot and /usr/src
    159     minstallfile Module.symvers \
    160     /boot/Module.symvers-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    161     || die
    162     minstalldir /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} || die
    163     minstallfile Module.symvers \
    164     /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    165     || die
    166    
    167 niro 1661 # install kernel description
    168     echo "
    169 niro 1664 KRNVER=${BRANCH}-${PVER}-${ARCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    170     KRNLIB=${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    171     KRNIMG=kernel-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}
    172 niro 1661 KRNINITRD=
    173     " > ${BINDIR}/boot/kernelversion || die
    174    
    175     # install kernel-config from srcdir
    176 niro 1664 minstallfile .config \
    177     /boot/config-${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION} \
    178 niro 1661 || die
    179    
    180     # fix build symlink
    181 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build ]
    182 niro 1661 then
    183     echo "fixing build symlink"
    184 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build || die
    185     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    186     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/build \
    187 niro 1661 || die
    188     fi
    189    
    190     # and fixing source symlink
    191 niro 1664 if [ -L ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source ]
    192 niro 1661 then
    193     echo "fixing source symlink"
    194 niro 1664 rm ${BINDIR}/lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source || die
    195     mlink /usr/src/linux-${PVER}-${BRANCH}-${PBUILD} \
    196     /lib/modules/${PVER}-${BRANCH}-${PBUILD}${KERNEL_ARCH_EXTENSION}/source \
    197 niro 1661 || die
    198     fi
    199     }
    200    
    201 niro 2939 kernel_headers_src_install()
    202     {
    203     cd ${SRCDIR}
    204     make ARCH=${ARCH/i*86/x86} INSTALL_HDR_PATH=${BINDIR}/usr headers_install || die
    205     }
    206    
    207 niro 2937 kernel_sources_src_install()
    208 niro 1661 {
    209     cd ${BUILDDIR}
    210    
    211     echo "Creating linux-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    212     tar cvjf ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 $(basename ${SRCDIR}) || die
    213    
    214     echo "Moving linux-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    215 niro 1664 minstalldir /usr/src || die
    216 niro 1661 mv ${BUILDDIR}/linux-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    217     }
    218    
    219     # installs module-sources path/to/SRCDIR to MODDIR/MODNAME
    220 niro 2937 # kernel_external_modules_install path/to/SRCDIR DESTDIRNAME
    221     kernel_external_modules_install()
    222 niro 1661 {
    223     cd ${BUILDDIR}
    224    
    225     local modsrc="$1"
    226     local moddest="$2"
    227     local moddir="${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}"
    228    
    229     echo "Installing ${modsrc} to ${moddir}/${moddest} ..."
    230     install -d ${moddir} || die
    231     mv ${modsrc} ${moddir}/${moddest} || die
    232     }
    233    
    234 niro 2937 kernel_external_modules_tarball()
    235 niro 1661 {
    236     cd ${BUILDDIR}
    237    
    238     echo "Creating kernel-modules-${PVER}-${BRANCH}-${PBUILD} sources tarball ... "
    239     tar cvjf ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 \
    240     kernel-modules-${PVER}-${BRANCH}-${PBUILD} || die
    241    
    242     echo "Moving kernel-modules-${PVER}-${BRANCH}-${PBUILD} tarball to \${BINDIR}/usr/src ... "
    243 niro 1664 minstalldir /usr/src || die
    244 niro 1661 mv ${BUILDDIR}/kernel-modules-${PVER}-${BRANCH}-${PBUILD}.tar.bz2 ${BINDIR}/usr/src || die
    245     }
    246    
    247 niro 2937 kernel_src_install()
    248 niro 1661 {
    249     case ${KERNEL_TYPE} in
    250     image)
    251 niro 2937 kernel_image_src_install || die
    252 niro 1661 ;;
    253    
    254 niro 2939 headers)
    255     kernel_headers_src_install || die
    256     ;;
    257    
    258 niro 1661 sources)
    259 niro 2937 kernel_sources_src_install || die
    260 niro 1661 ;;
    261     esac
    262     }
    263    
    264     kernel_major_version()
    265     {
    266     local ksrc="$@"
    267     local kv
    268    
    269     if [[ -z ${ksrc} ]]
    270     then
    271     kv="$(uname -r|cut -d. -f1-2)"
    272     else
    273     local version
    274     local patchlevel
    275    
    276     # get version from makefile
    277     version=$(grep "^VERSION[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    278     # get patchlevel from makefile
    279     patchlevel=$(grep "^PATCHLEVEL[[:space:]]*=[[:space:]]*[[:digit:]]" ${ksrc}/Makefile | sed "s/^.*=[[:space:]]*\([[:digit:]]\+\)/\1/g")
    280     # kernelversion
    281     kv="${version}.${patchlevel}"
    282     fi
    283    
    284     echo "${kv}"
    285     }
    286    
    287     mod_suffix()
    288     {
    289     local ksrc="$@"
    290     local mod_suffix
    291 niro 2938 local kmv
    292 niro 1661
    293 niro 2938 kmv=$(kernel_major_version ${ksrc})
    294     if [[ ${kmv//.} -ge 26 ]]
    295 niro 1661 then
    296     mod_suffix="ko"
    297     else
    298     mod_suffix="o"
    299     fi
    300    
    301     echo ${mod_suffix}
    302     }
    303    
    304 niro 2937 kernel_image_preinstall()
    305 niro 1664 {
    306     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    307     then
    308     mount /boot &> /dev/null
    309     fi
    310     }
    311    
    312 niro 2937 kernel_image_preremove()
    313 niro 1664 {
    314     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    315     then
    316     mount /boot &> /dev/null
    317     fi
    318     }
    319    
    320 niro 2937 kernel_image_postremove()
    321 niro 1664 {
    322     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    323     then
    324     # remove old image entry from grub
    325     new-kernel-pkg -v --rminitrd --remove ${KPVER}-${KBRANCH}-${KPBUILD}
    326     fi
    327     }
    328    
    329 niro 2937 kernel_image_postinstall()
    330 niro 1664 {
    331     [ ! -d ${MROOT}/sys ] && install -d ${MROOT}/sys
    332    
    333     # fixes a small glitch in <=mage-0.3.6-r15 with symlinks
    334     [ -f ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} ] && \
    335     rm ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}
    336    
    337     [ -x ${MROOT}/sbin/depmod ] &&
    338     ${MROOT}/sbin/depmod -ae \
    339     -F /boot/System.map-${KPVER}-${KBRANCH}-${KPBUILD} \
    340     ${KPVER}-${KBRANCH}-${KPBUILD}
    341    
    342     # do not run this if ${MROOT} is set !
    343     if [[ -z ${MROOT} ]] || [[ ${MROOT} = / ]]
    344     then
    345     new-kernel-pkg -v --mkinitrd --make-default --install ${KPVER}-${KBRANCH}-${KPBUILD}
    346     fi
    347    
    348     # symlink actual kernel to /boot/vmlinuz etc...
    349     ln -snf kernel-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/vmlinuz
    350     ln -snf System.map-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/System.map
    351     ln -snf config-${KPVER}-${KBRANCH}-${KPBUILD} ${MROOT}/boot/config
    352     [[ -f ${MROOT}/boot/initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ]] &&
    353     ln -snf initrd-${KPVER}-${KBRANCH}-${KPBUILD}.img ${MROOT}/boot/initrd
    354     }
    355    
    356 niro 2937 kernel_sources_postinstall()
    357 niro 1664 {
    358     # check for linux-VERSION/include as the kernel-image installs
    359     # the file Modules.symver in the linux-VERSION directory
    360     if [ ! -d ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}/include ]
    361     then
    362     echo "Unpacking linux-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    363     tar xvjf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    364     fi
    365    
    366     if [ ! -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ] &&
    367     [ -f ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 ]
    368     then
    369     echo "Unpacking kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} source tarball ... "
    370     tar xvjf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD}.tar.bz2 -C ${MROOT}/usr/src
    371     fi
    372    
    373     # if not exist create linux symlink
    374     if [ ! -h ${MROOT}/usr/src/linux ]
    375     then
    376     echo "Creating linux -> linux-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    377     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    378     ln -snf ${MROOT}/usr/src/linux-${KPVER}-${KBRANCH}-${KPBUILD} \
    379     ${MROOT}/usr/src/linux || die
    380     fi
    381    
    382     # if not exist create kernel-modules symlink
    383     if [ ! -h ${MROOT}/usr/src/kernel-modules ] &&
    384     [ -d ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} ]
    385     then
    386     echo "Creating kernel-modules -> kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} symlink ... "
    387     [ ! -d ${MROOT}/usr/src ] && install ${MROOT}/usr/src
    388     ln -snf ${MROOT}/usr/src/kernel-modules-${KPVER}-${KBRANCH}-${KPBUILD} \
    389     ${MROOT}/usr/src/kernel-modules || die
    390     fi
    391     }
    392    
    393 niro 2937 export_inherits kernel src_prepare src_compile src_install
    394 niro 1664
    395     # export pre/postinstall functions depending on KERNEL_TYPE
    396     case ${KERNEL_TYPE} in
    397     image)
    398 niro 2937 export_inherits kernel_image preinstall preremove postinstall postremove
    399     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_image_preinstall kernel_image_preremove kernel_image_postinstall kernel_image_postremove"
    400 niro 1664 ;;
    401     sources)
    402 niro 2937 export_inherits kernel_sources postinstall
    403     SPECIAL_FUNCTIONS="${SPECIAL_FUNCTIONS} kernel_sources_postinstall"
    404 niro 1664 ;;
    405     esac