linux-rt-ice/PKGBUILD

   1 # Almost wholly taken from kernel26-ice by Giuseppe Calderaro
   2 # Maintainer: Ng Oon-Ee <ngoonee.talk@gmail.com>
   3 # Source Contributor: Giuseppe Calderaro <giuseppecalderaro@gmail.com>
   4
   5 pkgdesc="The Linux Kernel and modules with tuxonice support and rt-patchset"
   6 depends=('coreutils' 'linux-firmware' 'module-init-tools>=3.16' 'mkinitcpio>=0,7')
   7 optdepends=('crda: to set the correct wireless channels of your country')
   8 pkgname=linux-rt-ice
   9 backup=(etc/mkinitcpio.d/$pkgname.preset)
  10 _kernelname=${pkgname#linux}
  11 _basekernel=3.0
  12 pkgver=${_basekernel}.12
  13 pkgrel=1
  14 arch=('i686' 'x86_64')
  15 url="https://rt.wiki.kernel.org"
  16 license=('GPL2')
  17 install=$pkgname.install
  18 provides=('kernel26-rt-ice')
  19 conflicts=('kernel26-rt-ice')
  20 replaces=('kernel26-rt-ice')
  21 makedepends=('xmlto' 'docbook-xsl')
  22 options=('!strip')
  23
  24 ### User/Environment defined variables
  25 enable_toi=${enable_toi:-1}
  26 bfs_scheduler=${bfs_scheduler:-0}
  27 keep_source_code=${keep_source_code:-0}
  28 gconfig=${gconfig:-0}
  29 xconfig=${xconfig:-0}
  30 menuconfig=${menuconfig:-0}
  31 realtime_patch=${realtime_patch:-1}
  32 local_patch_dir="${local_patch_dir:-}"
  33 use_config="${use_config:-}"
  34 use_config_gz=${use_config_gz:-0}
  35 enable_reiser4=${enable_reiser4:-0}
  36 ### Compile time defined variables
  37 ###
  38
  39 ### Files / Versions
  40 file_rt="patch-3.0.12-rt30.patch.gz"
  41 file_reiser4="reiser4-for-2.6.33.patch.bz2"
  42 file_toi="current-tuxonice-for-3.0.patch.bz2"
  43 file_bfs="2.6.38.3-sched-bfs-401.patch"
  44 ###
  45
  46 source=("ftp://ftp.kernel.org/pub/linux/kernel/v3.0/linux-${_basekernel}.tar.bz2"
  47         "ftp://ftp.kernel.org/pub/linux/kernel/v3.0/patch-${pkgver}.gz"
  48         http://www.kernel.org/pub/linux/kernel/projects/rt/3.0/${file_rt}
  49         # https://tglx.de/~tglx/rt/3.0/${file_rt}
  50         # http://www.kernel.org/pub/linux/kernel/people/edward/reiser4/reiser4-for-2.6/${file_reiser4}
  51         http://www.tuxonice.net/files/${file_toi}
  52         # http://ck.kolivas.org/patches/bfs/${_basekernel}/${file_bfs}
  53         # the main kernel config files
  54         'config' 'config.x86_64'
  55         # standard config files for mkinitcpio ramdisk
  56         "${pkgname}.preset"
  57         'change-default-console-loglevel.patch'
  58         'i915-fix-ghost-tv-output.patch')
  59 md5sums=('398e95866794def22b12dfbc15ce89c0'
  60          '94a4f1cc9e42b3b2eeb4b4e7875c9b6d'
  61          'e46231dd787bf8d7abb88d99ce6c414f'
  62          'afbd01926c57fc5b82ee6034dc9311e5'
  63          '801c67a6be8b0ce562665b7900c42751'
  64          'a8eb16e1c42b5d05867cf49d631df3ee'
  65          '7c9725208ab6834602c8b9d645ed001d'
  66          '9d3c56a4b999c8bfbd4018089a62f662'
  67          '263725f20c0b9eb9c353040792d644e5')
  68
  69 build() {
  70   cd "${srcdir}/linux-${_basekernel}"
  71
  72   # add upstream patch
  73   patch -p1 -i "${srcdir}/patch-${pkgver}"
  74
  75   if [ -n "${local_patch_dir}" ] && [ -d "${local_patch_dir}" ] ; then
  76     echo "Applying patches from ${local_patch_dir} ..."
  77     for my_patch in "${local_patch_dir}"/* ; do
  78       echo -e "Applying custom patch:\t'${my_patch}'" || true
  79       patch -Np1 -i "${my_patch}" || { echo -e "Failed custom patch:\t'${my_patch}'" ; return 1 ; }
  80     done
  81   fi
  82
  83   # Applying realtime patch
  84   if [ "$realtime_patch" = "1" ]; then
  85     echo "Applying real time patch"
  86     # Strip './Makefile' changes
  87     gzip -dc ${srcdir}/${file_rt} \
  88       | sed '/diff --git a\/Makefile b\/Makefile/,/*DOCUMENTATION*/d' \
  89       | patch -Np1 || { echo "Failed Realtime patch '${file_rt}'"; return 1 ; }
  90   fi
  91
  92   # applying reiserfs4 patch
  93   if [ "$enable_reiser4" = "1" ]; then
  94     echo "Applying ${file_reiser4%.gz}"
  95     bzip2 -dc ${srcdir}/${file_reiser4} | patch -Np1 || { echo "Failed reiser4 patch '${file_reiser4%.gz}'"; return 1 ; }
  96   fi
  97
  98   # applying tuxonice patch
  99   if [ "${enable_toi}" = "1" ]; then
 100     echo "Applying ${file_toi%.bz2}"
 101     # fix to tuxonice patch to work with rt
 102     #if [ "$realtime_patch" = "1" ]; then
 103       #bzip2 -dck ${srcdir}/${file_toi} \
 104         #| sed '/diff --git a\/kernel\/fork.c b\/kernel\/fork.c/,/{/d' \
 105         #| sed 's/printk(KERN_INFO "PM: Creating hibernation image:\\n/printk(KERN_INFO "PM: Creating hibernation image: \\n/' \
 106         #| patch -Np1 || { echo "Failed TOI w/rt" ; return 1 ; }
 107     #else
 108       bzip2 -dck ${srcdir}/${file_toi} \
 109         | sed 's/printk(KERN_INFO "PM: Creating hibernation image:\\n/printk(KERN_INFO "PM: Creating hibernation image: \\n/' \
 110         | patch -Np1 -F4 || { echo "Failed TOI"; return 1 ; }
 111     #fi
 112   fi
 113
 114   if [ "${bfs_scheduler}" = "1" ] && [ "${realtime_patch}" = "0" ]; then
 115     # applying BFS scheduler patch
 116     echo "BFS scheduler patch not available yet, sorry"
 117     # echo "Applying BFS scheduler patch"
 118     # patch -Np1 -i ${srcdir}/${file_bfs} || { echo "Failed BFS"; return 1 ; }
 119   fi
 120
 121   # Some chips detect a ghost TV output
 122   # mailing list discussion: http://lists.freedesktop.org/archives/intel-gfx/2011-April/010371.html
 123   # Arch Linux bug report: FS#19234
 124   #
 125   # It is unclear why this patch wasn't merged upstream, it was accepted,
 126   # then dropped because the reasoning was unclear. However, it is clearly
 127   # needed.
 128   patch -Np1 -i "${srcdir}/i915-fix-ghost-tv-output.patch"
 129
 130   # set DEFAULT_CONSOLE_LOGLEVEL to 4 (same value as the 'quiet' kernel param)
 131   # remove this when a Kconfig knob is made available by upstream
 132   # (relevant patch sent upstream: https://lkml.org/lkml/2011/7/26/227)
 133   patch -Np1 -i "${srcdir}/change-default-console-loglevel.patch"
 134
 135   if [ "${CARCH}" = "x86_64" ]; then
 136     cat "${srcdir}/config.x86_64" > ./.config
 137   else
 138     cat "${srcdir}/config" > ./.config
 139   fi
 140
 141   # use custom config instead
 142   if [ -n "${use_config}" ] ; then
 143     echo "Using config: '${use_config}'"
 144     cat "${use_config}" > ./.config
 145     make oldconfig
 146   fi
 147
 148   # use existing config.gz
 149   if [ "$use_config_gz" = "1" ]; then
 150     zcat /proc/config.gz > ./.config
 151     make oldconfig
 152   fi
 153
 154   if [ "${_kernelname}" != "" ]; then
 155     sed -i "s|CONFIG_LOCALVERSION=.*|CONFIG_LOCALVERSION=\"${_kernelname}\"|g" ./.config
 156   fi
 157
 158   # set extraversion to pkgrel
 159   sed -ri "s|^(EXTRAVERSION =).*|\1 -${pkgrel}|" Makefile
 160
 161   # hack to prevent output kernel from being marked as dirty or git
 162   #chmod +x ${srcdir}/linux-${_basekernel}/scripts/setlocalversion
 163   #sed 's/head=`git rev-parse --verify --short HEAD 2>\/dev\/null`/0/' \
 164   #  ${srcdir}/linux-${_basekernel}/scripts/setlocalversion \
 165   #  > ${srcdir}/linux-${_basekernel}/scripts/setlocalversion.new
 166   #mv ${srcdir}/linux-${_basekernel}/scripts/setlocalversion.new \
 167   #  ${srcdir}/linux-${_basekernel}/scripts/setlocalversion
 168
 169   # get kernel version
 170   make prepare
 171
 172   # load configuration
 173   # Configure the kernel. Replace the line below with one of your choice.
 174   if [ "$gconfig" = "1" ]; then
 175     make gconfig
 176   else
 177     if [ "$xconfig" = "1" ]; then
 178       make xconfig
 179     else
 180       if [ "$menuconfig" = "1" ]; then
 181         make menuconfig
 182       fi
 183     fi
 184   fi
 185   yes "" | make config
 186   make prepare # Necessary in case config has been changed
 187   # build!
 188   make ${MAKEFLAGS} bzImage modules
 189 }
 190
 191 package_linux-rt-ice() {
 192
 193   KARCH=x86
 194   cd ${srcdir}/linux-${_basekernel}
 195   if [ "$keep_source_code" = "1" ]; then
 196     echo -n "Copying source code..."
 197     # Keep the source code
 198     cd $startdir
 199     mkdir -p $pkgdir/usr/src || return 1
 200     cp -a ${srcdir}/linux-${_basekernel} $pkgdir/usr/src/linux-${_kernver} || return 1
 201
 202     #Add a link from the modules directory
 203     mkdir -p $pkgdir/lib/modules/${_kernver} || return 1
 204     cd $pkgdir/lib/modules/${_kernver} || return 1
 205     rm -f source
 206     ln -s ../../../usr/src/linux-${_kernver} source || return 1
 207     echo "OK"
 208   fi
 209
 210   # get kernel version
 211   _kernver="$(make kernelrelease)"
 212
 213   mkdir -p "${pkgdir}"/{lib/modules,lib/firmware,boot}
 214   make INSTALL_MOD_PATH="${pkgdir}" modules_install
 215   cp arch/$KARCH/boot/bzImage "${pkgdir}/boot/vmlinuz-${pkgname}"
 216
 217   # add vmlinux
 218   install -D -m644 vmlinux "${pkgdir}/usr/src/linux-${_kernver}/vmlinux"
 219
 220   # install fallback mkinitcpio.conf file and preset file for kernel
 221   install -D -m644 "${srcdir}/${pkgname}.preset" "${pkgdir}/etc/mkinitcpio.d/${pkgname}.preset"
 222
 223   # set correct depmod command for install
 224   sed \
 225     -e  "s/KERNEL_NAME=.*/KERNEL_NAME=${_kernelname}/g" \
 226     -e  "s/KERNEL_VERSION=.*/KERNEL_VERSION=${_kernver}/g" \
 227     -i "${startdir}/${pkgname}.install"
 228   sed \
 229     -e "s|ALL_kver=.*|ALL_kver=\"/boot/vmlinuz-${pkgname}\"|g" \
 230     -e "s|default_image=.*|default_image=\"/boot/initramfs-${pkgname}.img\"|g" \
 231     -e "s|fallback_image=.*|fallback_image=\"/boot/initramfs-${pkgname}-fallback.img\"|g" \
 232     -i "${pkgdir}/etc/mkinitcpio.d/${pkgname}.preset"
 233
 234   echo -e "# DO NOT EDIT THIS FILE\nALL_kver='${_kernver}'" > ${pkgdir}/etc/mkinitcpio.d/${pkgname}.kver
 235   # remove build and source links
 236   rm -f "${pkgdir}"/lib/modules/${_kernver}/{source,build}
 237   # remove the firmware
 238   rm -rf "${pkgdir}/lib/firmware"
 239   # gzip -9 all modules to save 100MB of space
 240   find "${pkgdir}" -name '*.ko' -exec gzip -9 {} \;
 241   # make room for external modules
 242   ln -s "../extramodules-${_basekernel}${_kernelname:--rt-ice}" "${pkgdir}/lib/modules/${_kernver}/extramodules"
 243   # add real version for building modules and running depmod from post_install/upgrade
 244   mkdir -p "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--rt-ice}"
 245   echo "${_kernver}" > "${pkgdir}/lib/modules/extramodules-${_basekernel}${_kernelname:--rt-ice}/version"
 246
 247   mkdir -p "${pkgdir}/lib/modules/${_kernver}"
 248
 249   cd "${pkgdir}/lib/modules/${_kernver}"
 250   ln -sf ../../../usr/src/linux-${_kernver} build
 251
 252   cd "${srcdir}/linux-${_basekernel}"
 253   install -D -m644 Makefile \
 254     "${pkgdir}/usr/src/linux-${_kernver}/Makefile"
 255   install -D -m644 kernel/Makefile \
 256     "${pkgdir}/usr/src/linux-${_kernver}/kernel/Makefile"
 257   install -D -m644 .config \
 258     "${pkgdir}/usr/src/linux-${_kernver}/.config"
 259
 260   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include"
 261
 262   for i in acpi asm-generic config crypto drm generated linux math-emu \
 263     media net pcmcia scsi sound trace video xen; do
 264     cp -a include/${i} "${pkgdir}/usr/src/linux-${_kernver}/include/"
 265   done
 266
 267   # copy arch includes for external modules
 268   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/arch/x86"
 269   cp -a arch/x86/include "${pkgdir}/usr/src/linux-${_kernver}/arch/x86/"
 270
 271   # copy files necessary for later builds, like nvidia and vmware
 272   cp Module.symvers "${pkgdir}/usr/src/linux-${_kernver}"
 273   cp -a scripts "${pkgdir}/usr/src/linux-${_kernver}"
 274
 275   # fix permissions on scripts dir
 276   chmod og-w -R "${pkgdir}/usr/src/linux-${_kernver}/scripts"
 277   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/.tmp_versions"
 278
 279   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/kernel"
 280
 281   cp arch/${KARCH}/Makefile "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/"
 282
 283   if [ "${CARCH}" = "i686" ]; then
 284     cp arch/${KARCH}/Makefile_32.cpu "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/"
 285   fi
 286
 287   cp arch/${KARCH}/kernel/asm-offsets.s "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/kernel/"
 288
 289   # add headers for lirc package
 290   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video"
 291
 292   cp drivers/media/video/*.h  "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/"
 293
 294   for i in bt8xx cpia2 cx25840 cx88 em28xx et61x251 pwc saa7134 sn9c102; do
 295     mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/${i}"
 296     cp -a drivers/media/video/${i}/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/${i}"
 297   done
 298
 299   # add docbook makefile
 300   install -D -m644 Documentation/DocBook/Makefile \
 301     "${pkgdir}/usr/src/linux-${_kernver}/Documentation/DocBook/Makefile"
 302
 303   # add dm headers
 304   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/md"
 305   cp drivers/md/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/md"
 306
 307   # add inotify.h
 308   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include/linux"
 309   cp include/linux/inotify.h "${pkgdir}/usr/src/linux-${_kernver}/include/linux/"
 310
 311   # add wireless headers
 312   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/"
 313   cp net/mac80211/*.h "${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/"
 314
 315   # add dvb headers for external modules
 316   # in reference to:
 317   # http://bugs.archlinux.org/task/9912
 318   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core"
 319   cp drivers/media/dvb/dvb-core/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core/"
 320   # and...
 321   # http://bugs.archlinux.org/task/11194
 322   #mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/"
 323   #cp include/config/dvb/*.h "${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/"
 324
 325   # add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
 326   # in reference to:
 327   # http://bugs.archlinux.org/task/13146
 328   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
 329   cp drivers/media/dvb/frontends/lgdt330x.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
 330   cp drivers/media/video/msp3400-driver.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
 331
 332   # add dvb headers
 333   # in reference to:
 334   # http://bugs.archlinux.org/task/20402
 335   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-usb"
 336   cp drivers/media/dvb/dvb-usb/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-usb/"
 337   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends"
 338   cp drivers/media/dvb/frontends/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
 339   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/common/tuners"
 340   cp drivers/media/common/tuners/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/common/tuners/"
 341
 342   # add xfs and shmem for aufs building
 343   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/fs/xfs"
 344   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/mm"
 345   cp fs/xfs/xfs_sb.h "${pkgdir}/usr/src/linux-${_kernver}/fs/xfs/xfs_sb.h"
 346
 347   # copy in Kconfig files
 348   for i in `find . -name "Kconfig*"`; do
 349     mkdir -p "${pkgdir}"/usr/src/linux-${_kernver}/`echo ${i} | sed 's|/Kconfig.*||'`
 350     cp ${i} "${pkgdir}/usr/src/linux-${_kernver}/${i}"
 351   done
 352
 353   chown -R root.root "${pkgdir}/usr/src/linux-${_kernver}"
 354   find "${pkgdir}/usr/src/linux-${_kernver}" -type d -exec chmod 755 {} \;
 355
 356   # strip scripts directory
 357   find "${pkgdir}/usr/src/linux-${_kernver}/scripts" -type f -perm -u+w 2>/dev/null | while read binary ; do
 358     case "$(file -bi "${binary}")" in
 359       *application/x-sharedlib*) # Libraries (.so)
 360         /usr/bin/strip ${STRIP_SHARED} "${binary}";;
 361       *application/x-archive*) # Libraries (.a)
 362         /usr/bin/strip ${STRIP_STATIC} "${binary}";;
 363       *application/x-executable*) # Binaries
 364         /usr/bin/strip ${STRIP_BINARIES} "${binary}";;
 365     esac
 366   done
 367
 368   # remove unneeded architectures
 369   if [ "$keep_source_code" = "0" ]; then
 370     rm -rf ${pkgdir}/usr/src/linux-${_kernver}/arch/{alpha,arm,arm26,avr32,blackfin,cris,frv,h8300,ia64,m32r,m68k,m68knommu,mips,microblaze,mn10300,parisc,powerpc,ppc,s390,sh,sh64,sparc,sparc64,um,v850,xtensa}
 371   fi
 372 }