# Maintainer: Mike Staszel <mikestaszel@plugapps.com>
# Contributor: Julian Langschaedel <meta.rb@gmail.com>

noautobuild=1

# We split up the LED patch for the GoFlexNet because it was failing.
# This is hopefully temporary.

# In kernel26-headers, scsi.h is explicitly copied to the package
# this is done at the very end of this PKGBUILD

pkgbase="kernel26"
pkgname=('kernel26' 'kernel26-headers')
_kernelname=${pkgname#kernel26}
_basekernel=2.6.37
pkgver=${_basekernel}
pkgrel=5
plugrel=1
makedepends=('xmlto' 'docbook-xsl' 'uboot-mkimage' 'make')
_patchname="patch-${pkgver}-4-ARCH"
replaces=('kernel26-withlinux' 'kernel26-dockstar')
arch=(arm)
CARCH=arm
KARCH=arm
LDFLAGS=""
license=('GPL2')
url="http://www.kernel.org"
source=(ftp://ftp.kernel.org/pub/linux/kernel/v2.6/linux-$_basekernel.tar.bz2
        ftp://ftp.archlinux.org/other/kernel26/${_patchname}.bz2
        2.6.37.config
        LEDs.patch
        kernel26.preset)
md5sums=('c8ee37b4fdccdb651e0603d35350b434'
         '732176aeb134678b4e369e1d5d5fca2e'
         'f56257dbca522a0699cd5478224a6008'
         'a6de179f742c92feaf24033569110182'
         '25584700a0a679542929c4bed31433b6')

build() {
  cd ${srcdir}/linux-$_basekernel
  # Add -ARCH patches
  # See http://projects.archlinux.org/linux-2.6-ARCH.git/
  patch -Np1 -i ${srcdir}/${_patchname}
 
  # Apply the LED patches
  patch -Np1 -i ${srcdir}/LEDs.patch
  cat ../2.6.37.config >./.config

  if [ "${_kernelname}" != "" ]; then
    sed -i "s|CONFIG_LOCALVERSION=.*|CONFIG_LOCALVERSION=\"${_kernelname}\"|g" ./.config
  fi

  # get kernel version  
  make prepare
  # Configure the kernel. Replace the line below with one of your choice.
  #make menuconfig # CLI menu for configuration
  #make nconfig # new CLI menu for configuration
  #make oldconfig # using old config from previous kernel version
  yes "" | make config
  # Build!
  make ${MAKEFLAGS} uImage modules
}

package_kernel26() {
  pkgdesc="The Linux Kernel and modules"
  groups=('base')
  depends=('coreutils' 'module-init-tools>=3.12-2')
  replaces=('kernel24' 'kernel24-scsi' 'kernel26-scsi'
            'alsa-driver' 'ieee80211' 'hostap-driver26'
            'pwc' 'nforce' 'squashfs' 'unionfs' 'ivtv'
            'zd1211' 'kvm-modules' 'iwlwifi' 'rt2x00-cvs'
            'gspcav1' 'atl2' 'wlan-ng26' 'rt2500' 'nouveau-drm'
            'kernel26-withlinux' 'kernel26-dockstar')
  install=kernel26.install
  optdepends=('crda: to set the correct wireless channels of your country')
  
  KARCH=arm
  cd ${srcdir}/linux-$_basekernel
  # get kernel version
  _kernver="$(make kernelrelease)"
  mkdir -p ${pkgdir}/{lib/modules,lib/firmware,boot}
  make INSTALL_MOD_PATH=${pkgdir} modules_install
  cp System.map ${pkgdir}/boot/System.map26${_kernelname}
  cp arch/$KARCH/boot/uImage ${pkgdir}/boot/uImage
  
  # set correct depmod command for install
  sed \
    -e  "s/KERNEL_NAME=.*/KERNEL_NAME=${_kernelname}/g" \
    -e  "s/KERNEL_VERSION=.*/KERNEL_VERSION=${_kernver}/g" \
    -i $startdir/kernel26.install

  # remove build and source links
  rm -f ${pkgdir}/lib/modules/${_kernver}/{source,build}
  # remove the firmware
  rm -rf ${pkgdir}/lib/firmware
  # gzip -9 all modules to save 100MB of space
  find "$pkgdir" -name '*.ko' -exec gzip -9 {} \;
}

package_kernel26-headers() {
  pkgdesc="Header files and scripts for building modules for kernel26"
  KARCH=arm
  
  mkdir -p ${pkgdir}/lib/modules/${_kernver}
  cd ${pkgdir}/lib/modules/${_kernver}
  ln -sf ../../../usr/src/linux-${_kernver} build
  cd ${srcdir}/linux-$_basekernel
  install -D -m644 Makefile \
    ${pkgdir}/usr/src/linux-${_kernver}/Makefile
  install -D -m644 kernel/Makefile \
    ${pkgdir}/usr/src/linux-${_kernver}/kernel/Makefile
  install -D -m644 .config \
    ${pkgdir}/usr/src/linux-${_kernver}/.config
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/include

  for i in acpi asm-generic config generated linux math-emu media net pcmcia scsi sound trace video; do
    cp -a include/$i ${pkgdir}/usr/src/linux-${_kernver}/include/
  done

  # copy arch includes for external modules
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH
  cp -a arch/$KARCH/include ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/mach-kirkwood
  cp -a arch/$KARCH/mach-kirkwood/include ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/mach-kirkwood/

  # copy files necessary for later builds, like nvidia and vmware
  cp Module.symvers ${pkgdir}/usr/src/linux-${_kernver}
  cp -a scripts ${pkgdir}/usr/src/linux-${_kernver}

  # fix permissions on scripts dir
  chmod og-w -R ${pkgdir}/usr/src/linux-${_kernver}/scripts
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/.tmp_versions

  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/kernel

  cp arch/$KARCH/Makefile ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/
  cp arch/$KARCH/kernel/asm-offsets.s ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/kernel/

  # add headers for lirc package
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video
  cp drivers/media/video/*.h  ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/
  for i in bt8xx cpia2 cx25840 cx88 em28xx et61x251 pwc saa7134 sn9c102 usbvideo; do
   mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/$i
   cp -a drivers/media/video/$i/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/video/$i
  done

  # add docbook makefile
  install -D -m644 Documentation/DocBook/Makefile \
    ${pkgdir}/usr/src/linux-${_kernver}/Documentation/DocBook/Makefile

  # add dm headers
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/md
  cp drivers/md/*.h  ${pkgdir}/usr/src/linux-${_kernver}/drivers/md

  # add inotify.h
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/include/linux
  cp include/linux/inotify.h ${pkgdir}/usr/src/linux-${_kernver}/include/linux/

  # add wireless headers
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/
  cp net/mac80211/*.h ${pkgdir}/usr/src/linux-${_kernver}/net/mac80211/

  # add dvb headers for external modules
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core
  cp drivers/media/dvb/dvb-core/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-core/

  # add dvb headers for external modules
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/
  cp include/config/dvb/*.h ${pkgdir}/usr/src/linux-${_kernver}/include/config/dvb/

  # add dvb headers for http://mcentral.de/hg/~mrec/em28xx-new
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/
  cp drivers/media/dvb/frontends/lgdt330x.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/
  cp drivers/media/video/msp3400-driver.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/

  # add dvb headers  
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-usb
  cp drivers/media/dvb/dvb-usb/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/dvb-usb/
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends
  cp drivers/media/dvb/frontends/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/dvb/frontends/
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/common/tuners
  cp drivers/media/common/tuners/*.h ${pkgdir}/usr/src/linux-${_kernver}/drivers/media/common/tuners/
  
  # add xfs and shmem for aufs building
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/fs/xfs
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/mm
  cp fs/xfs/xfs_sb.h ${pkgdir}/usr/src/linux-${_kernver}/fs/xfs/xfs_sb.h

  # add headers vor virtualbox
  cp -a include/drm $pkgdir/usr/src/linux-${_kernver}/include/

  # add headers for broadcom wl
  cp -a include/trace $pkgdir/usr/src/linux-${_kernver}/include/

  # copy in Kconfig files
  for i in `find . -name "Kconfig*"`; do 
    mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/`echo $i | sed 's|/Kconfig.*||'`
    cp $i ${pkgdir}/usr/src/linux-${_kernver}/$i
  done

  chown -R root.root ${pkgdir}/usr/src/linux-${_kernver}
  find ${pkgdir}/usr/src/linux-${_kernver} -type d -exec chmod 755 {} \;

  # remove unneeded architectures
  rm -rf ${pkgdir}/usr/src/linux-${_kernver}/arch/{alpha,avr32,blackfin,cris,frv,h8300,ia64,m32r,m68k,m68knommu,mips,microblaze,mn10300,parisc,powerpc,ppc,s390,sh,sh64,sparc,sparc64,um,v850,xtensa}

  # Add in scsi.h (Plugbox Linux)
  mkdir -p ${pkgdir}/usr/include/scsi
  cp ${srcdir}/linux-${_basekernel}/include/scsi/scsi.h ${pkgdir}/usr/include/scsi/
}