linux_rt/PKGBUILD

   1 # Maintainer: Figo.zhang <figo1802@gmail.com>
   2
   3
   4 pkgname=linux_rt
   5 _kernelname=${pkgname#linux}
   6 _basekernel=3.0
   7 _rtpatch=rt12
   8 pkgver=${_basekernel}.3_$_rtpatch
   9 _pkgver=${_basekernel}.3
  10 pkgrel=1
  11 arch=('i686' 'x86_64')
  12 url="http://rt.wiki.kernel.org/"
  13 license=('GPL2')
  14 pkgdesc="The Linux Kernel and modules (with realtime preemption)"
  15 options=(!strip)
  16 backup=(etc/mkinitcpio.d/${pkgname}.preset)
  17 depends=('coreutils' 'linux-firmware' 'module-init-tools>=3.16' 'mkinitcpio>=0.7')
  18 optdepends=('crda: to set the correct wireless channels of your country')
  19 provides=('kernel26rt')
  20 conflicts=('kernel26rt')
  21 replaces=('kernel26rt')
  22 install=${pkgname}.install
  23 source=("ftp://ftp.kernel.org/pub/linux/kernel/v3.0/linux-${_basekernel}.tar.bz2"
  24         "ftp://ftp.kernel.org/pub/linux/kernel/v3.0/patch-${_pkgver}.bz2"
  25         "ftp://ftp.kernel.org/pub/linux/kernel/projects/rt/patch-${_pkgver}-${_rtpatch}.patch.bz2"
  26         # the main kernel config files
  27         'config' 'config.x86_64'
  28         # standard config files for mkinitcpio ramdisk
  29         "${pkgname}.preset"
  30         'fix-i915.patch'
  31         'change-default-console-loglevel.patch')
  32
  33 # vim:set ts=2 sw=2 et:
  34 md5sums=('398e95866794def22b12dfbc15ce89c0'
  35          '1757786b9a9ffbd48ad9642199ff5bd7'
  36          '2236fc6bae8e41979094a41e66fa9eb5'
  37          'a17454195361a0b3b21ad9aebe51e299'
  38          'fc4e963c403e897f65e8e18a6a7783c5'
  39          'eb14dcfd80c00852ef81ded6e826826a'
  40          '263725f20c0b9eb9c353040792d644e5'
  41          '9d3c56a4b999c8bfbd4018089a62f662')
  42
  43 build() {
  44   cd "${srcdir}/linux-${_basekernel}"
  45
  46   patch -p1 -i "${srcdir}/patch-${_pkgver}"
  47
  48   # add realtime patch
  49   patch -p1 -i "${srcdir}/patch-${_pkgver}-$_rtpatch.patch"
  50
  51   # enable building proprietary nvidia driver against full rt preemption
  52   # WARNING: GPL INCOMPATIBLE
  53   #sed -i \
  54   #       's/EXPORT_SYMBOL_GPL(migrate_enable);/EXPORT_SYMBOL(migrate_enable);/' \
  55   #       kernel/sched.c
  56
  57   # add latest fixes from stable queue, if needed
  58   # http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git
  59
  60   # fix #19234 i1915 display size
  61   patch -Np1 -i "${srcdir}/fix-i915.patch"
  62
  63   # set DEFAULT_CONSOLE_LOGLEVEL to 4 (same value as the 'quiet' kernel param)
  64   # remove this when a Kconfig knob is made available by upstream
  65   # (relevant patch sent upstream: https://lkml.org/lkml/2011/7/26/227)
  66   patch -Np1 -i "${srcdir}/change-default-console-loglevel.patch"
  67
  68   if [ "${CARCH}" = "x86_64" ]; then
  69     cat "${srcdir}/config.x86_64" > ./.config
  70   else
  71     cat "${srcdir}/config" > ./.config
  72   fi
  73
  74   # get kernel version
  75   make prepare
  76
  77   rm localversion-rt
  78   yes "" | make config
  79
  80   # build!
  81   make ${MAKEFLAGS} bzImage modules
  82 }
  83
  84 package_linux() {
  85   pkgdesc="The Linux Kernel and modules"
  86   groups=('base')
  87   depends=('coreutils' 'linux-firmware' 'module-init-tools>=3.16' 'mkinitcpio>=0.7')
  88   optdepends=('crda: to set the correct wireless channels of your country')
  89   provides=('kernel26')
  90   conflicts=('kernel26')
  91   replaces=('kernel26')
  92   backup=("etc/mkinitcpio.d/${pkgname}.preset")
  93   install=${pkgname}.install
  94
  95   cd "${srcdir}/linux-${_basekernel}"
  96
  97   KARCH=x86
  98
  99   # get kernel version
 100   _kernver="$(make kernelrelease)"
 101
 102   mkdir -p "${pkgdir}"/{lib/modules,lib/firmware,boot}
 103   make INSTALL_MOD_PATH="${pkgdir}" modules_install
 104   cp arch/$KARCH/boot/bzImage "${pkgdir}/boot/vmlinuz-${pkgname}"
 105
 106   # add vmlinux
 107   install -D -m644 vmlinux "${pkgdir}/usr/src/linux-${_kernver}/vmlinux"
 108
 109   # install fallback mkinitcpio.conf file and preset file for kernel
 110   install -D -m644 "${srcdir}/${pkgname}.preset" "${pkgdir}/etc/mkinitcpio.d/${pkgname}.preset"
 111
 112   # set correct depmod command for install
 113   sed \
 114     -e  "s/KERNEL_NAME=.*/KERNEL_NAME=${_kernelname}/g" \
 115     -e  "s/KERNEL_VERSION=.*/KERNEL_VERSION=${_kernver}/g" \
 116     -i "${startdir}/${pkgname}.install"
 117   sed \
 118     -e "s|ALL_kver=.*|ALL_kver=\"/boot/vmlinuz-${pkgname}\"|g" \
 119     -e "s|default_image=.*|default_image=\"/boot/initramfs-${pkgname}.img\"|g" \
 120     -e "s|fallback_image=.*|fallback_image=\"/boot/initramfs-${pkgname}-fallback.img\"|g" \
 121     -i "${pkgdir}/etc/mkinitcpio.d/${pkgname}.preset"
 122
 123   # remove build and source links
 124   rm -f "${pkgdir}"/lib/modules/${_kernver}/{source,build}
 125   # remove the firmware
 126   rm -rf "${pkgdir}/lib/firmware"
 127   # gzip -9 all modules to safe 100MB of space
 128   find "${pkgdir}" -name '*.ko' -exec gzip -9 {} \;
 129 }
 130
 131 package_linux-headers() {
 132   pkgdesc="Header files and scripts for building modules for linux kernel"
 133   provides=('kernel26-headers')
 134   conflicts=('kernel26-headers')
 135   replaces=('kernel26-headers')
 136
 137   mkdir -p "${pkgdir}/lib/modules/${_kernver}"
 138
 139   cd "${pkgdir}/lib/modules/${_kernver}"
 140   ln -sf ../../../usr/src/linux-${_kernver} build
 141
 142   cd "${srcdir}/linux-${_basekernel}"
 143   install -D -m644 Makefile \
 144     "${pkgdir}/usr/src/linux-${_kernver}/Makefile"
 145   install -D -m644 kernel/Makefile \
 146     "${pkgdir}/usr/src/linux-${_kernver}/kernel/Makefile"
 147   install -D -m644 .config \
 148     "${pkgdir}/usr/src/linux-${_kernver}/.config"
 149
 150   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include"
 151
 152   for i in acpi asm-generic config crypto drm generated linux math-emu \
 153     media net pcmcia scsi sound trace video xen; do
 154     cp -a include/${i} "${pkgdir}/usr/src/linux-${_kernver}/include/"
 155   done
 156
 157   # copy arch includes for external modules
 158   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/arch/x86"
 159   cp -a arch/x86/include "${pkgdir}/usr/src/linux-${_kernver}/arch/x86/"
 160
 161   # copy files necessary for later builds, like nvidia and vmware
 162   cp Module.symvers "${pkgdir}/usr/src/linux-${_kernver}"
 163   cp -a scripts "${pkgdir}/usr/src/linux-${_kernver}"
 164
 165   # fix permissions on scripts dir
 166   chmod og-w -R "${pkgdir}/usr/src/linux-${_kernver}/scripts"
 167   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/.tmp_versions"
 168
 169   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/kernel"
 170
 171   cp arch/${KARCH}/Makefile "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/"
 172
 173   if [ "${CARCH}" = "i686" ]; then
 174     cp arch/${KARCH}/Makefile_32.cpu "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/"
 175   fi
 176
 177   cp arch/${KARCH}/kernel/asm-offsets.s "${pkgdir}/usr/src/linux-${_kernver}/arch/${KARCH}/kernel/"
 178
 179   # add headers for lirc package
 180   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video"
 181
 182   cp drivers/media/video/*.h  "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/"
 183
 184   for i in bt8xx cpia2 cx25840 cx88 em28xx et61x251 pwc saa7134 sn9c102; do
 185     mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/${i}"
 186     cp -a drivers/media/video/${i}/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/${i}"
 187   done
 188
 189   # add docbook makefile
 190   install -D -m644 Documentation/DocBook/Makefile \
 191     "${pkgdir}/usr/src/linux-${_kernver}/Documentation/DocBook/Makefile"
 192
 193   # add dm headers
 194   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/md"
 195   cp drivers/md/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/md"
 196
 197   # add inotify.h
 198   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include/linux"
 199   cp include/linux/inotify.h "${pkgdir}/usr/src/linux-${_kernver}/include/linux/"
 200
 201   # add wireless headers
 202   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/"
 203   cp net/mac80211/*.h "${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/"
 204
 205   # add dvb headers for external modules
 206   # in reference to:
 207   # http://bugs.archlinux.org/task/9912
 208   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core"
 209   cp drivers/media/dvb/dvb-core/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core/"
 210   # and...
 211   # http://bugs.archlinux.org/task/11194
 212   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/"
 213   cp include/config/dvb/*.h "${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/"
 214
 215   # add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
 216   # in reference to:
 217   # http://bugs.archlinux.org/task/13146
 218   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
 219   cp drivers/media/dvb/frontends/lgdt330x.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
 220   cp drivers/media/video/msp3400-driver.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
 221
 222   # add dvb headers
 223   # in reference to:
 224   # http://bugs.archlinux.org/task/20402
 225   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-usb"
 226   cp drivers/media/dvb/dvb-usb/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-usb/"
 227   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends"
 228   cp drivers/media/dvb/frontends/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/"
 229   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/common/tuners"
 230   cp drivers/media/common/tuners/*.h "${pkgdir}/usr/src/linux-${_kernver}/drivers/media/common/tuners/"
 231
 232   # add xfs and shmem for aufs building
 233   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/fs/xfs"
 234   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}/mm"
 235   cp fs/xfs/xfs_sb.h "${pkgdir}/usr/src/linux-${_kernver}/fs/xfs/xfs_sb.h"
 236
 237   # copy in Kconfig files
 238   for i in `find . -name "Kconfig*"`; do
 239     mkdir -p "${pkgdir}"/usr/src/linux-${_kernver}/`echo ${i} | sed 's|/Kconfig.*||'`
 240     cp ${i} "${pkgdir}/usr/src/linux-${_kernver}/${i}"
 241   done
 242
 243   chown -R root.root "${pkgdir}/usr/src/linux-${_kernver}"
 244   find "${pkgdir}/usr/src/linux-${_kernver}" -type d -exec chmod 755 {} \;
 245
 246   # strip scripts directory
 247   find "${pkgdir}/usr/src/linux-${_kernver}/scripts" -type f -perm -u+w 2>/dev/null | while read binary ; do
 248     case "$(file -bi "${binary}")" in
 249       *application/x-sharedlib*) # Libraries (.so)
 250         /usr/bin/strip ${STRIP_SHARED} "${binary}";;
 251       *application/x-archive*) # Libraries (.a)
 252         /usr/bin/strip ${STRIP_STATIC} "${binary}";;
 253       *application/x-executable*) # Binaries
 254         /usr/bin/strip ${STRIP_BINARIES} "${binary}";;
 255     esac
 256   done
 257
 258   # remove unneeded architectures
 259   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}
 260 }
 261
 262 package_linux-docs() {
 263   pkgdesc="Kernel hackers manual - HTML documentation that comes with the Linux kernel."
 264   provides=('kernel26-docs')
 265   conflicts=('kernel26-docs')
 266   replaces=('kernel26-docs')
 267
 268   cd "${srcdir}/linux-${_basekernel}"
 269
 270   mkdir -p "${pkgdir}/usr/src/linux-${_kernver}"
 271   mv Documentation "${pkgdir}/usr/src/linux-${_kernver}"
 272   find "${pkgdir}" -type f -exec chmod 444 {} \;
 273   find "${pkgdir}" -type d -exec chmod 755 {} \;
 274
 275   # remove a file already in linux package
 276   rm -f "${pkgdir}/usr/src/linux-${_kernver}/Documentation/DocBook/Makefile"
 277 }