# Contributor: pierluigi pierluigi88@gmail.com
# Contributor: imachine m.jedrasik@gmail.com

pkgname=kernel26pierlo
_basekernel=2.6.22
pkgver=2.6.22
pkgrel=1
pkgdesc="The Linux Kernel and modules (pierlo patchset)"
arch=(i686 x86_64)
license=('GPL2')
url="http://www.kernel.org"
backup=('boot/kconfig26' etc/mkinitcpio.d/${pkgname}.preset)
depends=('module-init-tools' 'mkinitcpio>=0.5.15')
# pwc, ieee80211 and hostap-driver26 modules are included in kernel26 now
# nforce package support was abandoned by nvidia, kernel modules should cover everything now.
# kernel24 support is dropped since glibc24
replaces=('kernel24' 'kernel24-scsi' 'kernel26-scsi'
          'alsa-driver' 'ieee80211' 'hostap-driver26'
          'pwc' 'nforce' 'squashfs' 'unionfs' 'ivtv'
	  'zd1211' 'kvm-modules')
install=kernel26pierlo.install
source=(ftp://ftp.kernel.org/pub/linux/kernel/v2.6/linux-$_basekernel.tar.bz2
	config
	config.x86_64
	logo_arch_pierlo_224.ppm
	logo_linux_mono.pbm
	logo_linux_vga16.ppm
	$pkgname.preset
	mkinitcpio-kernel26pierlo.conf
	patch-2.6.22.1
	sched-cfs-v2.6.22-v19.1.patch
	sched-cfs-v2.6.22-v19.1-boost.patch
	sched-cfs-v2.6.22-v19.1-boost-tunables.patch 
	ckpatches-2.6.22.patch 
	genpatches-2.6.22-2.patch
	uvesafb-0.1-rc3-2.6.22.patch 
	cpuidle-2.6.22.patch 
	suspend2-2.2.10.2-for-2.6.22.patch
	linux-phc-0.3.0-pre1-2.6.22.patch
	realtime-lsm-2.6.22.patch
	powertop-2.6.22.patch
	powertop-force-hpet-2.6.22.patch
	powertop-enablec3-2.6.22.patch 
	thinkpad-2.6.22-1.patch
	alsa-cvs-20070721-2.6.22.patch
	reiser4-2.6.22.patch
	ext4-updates-2.6.22.patch
	udf-2.50-2.6.22.patch
	unionfs-2.6.22.patch
	aufs-cvs-071807-2.6.22.patch 
	adaptive+ondemand-readahead-2.6.22.patch
	ahci-link-power-management-2.6.22.patch
	atapi-asynchronous-notification-2.6.22.patch
	sata_nv-sw-ncq-support-2.6.22.patch 
	cpu-support-rollup-2.6.22.patch
	mactel-patches-2.6.22-1.patch
	ipw2200-1.2.2-2.6.22.patch
	iwlwifi-1.0.0-2.6.22.patch 
	ene-cardreader-support-2.6.22.patch 
	xpad-360-support-2.6.22.patch
	acpi-buggy-bios.patch
	acpi-dsdt-initrd-v0.8.4-2.6.21.patch
	bluetooth-alsa.patch
	daconfig-2.3.1-2.6.22-rc3-git6.patch
	defaults-unicode-keyboard.patch
	fuse-2.6.5-for-2.6.22.patch
	git-gccbug.patch
	ibm-acpi-20070606.patch
	linux-2.6-optimise-spinlock-debug.patch
	linux-2.6-selinux-mprotect-checks.patch
	toshiba-bluetooth.patch
	usb-storage-unusual-devs.patch
	)

md5sums=('2e230d005c002fb3d38a3ca07c0200d0'
         '150f885bb618a38779cab7d76c7e14a0'
         '153d6d333bcd2cb30173666b4c84889a'
         '6950f9b198c4be7300fa6e26f28d1546'
         'ed6b42fea2f5d27f7eb920746ccc1ebb'
         'a995ec849ea43d3c89d607bbdd1e7d09'
         '8e5c94d4172b600b1b0adc115910749e'
         '36858bd6a0bca63d2aa901b2e42d4a05'
         '00397589514499e6267f8eff08378f75'
         'b85f89899f0506bc099b0a3116f0fc28'
         'bcb3502d6ff148bb7ea27cca31fdae70'
         '642b35bb92ee274a82f1cc68434ad514'
         '6059b7c28f59931ac9bd38460b63b967'
         '9f8d49c60ac596561659e831b3f43449'
         'c272503136aaa95a4ba59ec85208382b'
         '2052b8c25870a647df431c90bf552b57'
         'd73f46b6d55b8af26d38d70c6bcad97d'
         '4415a1be9a5d153c440450c0971b7a66'
         'd5150e37467cf679df63ab565828c9de'
         'fc2a54f9bbea1f7c95a81769074bd327'
         '9aad93fbbc7d3a47f7ce3443c8bfa2e2'
         '56ade6899372b76016590c5451f48455'
         'e6ff721247d96e1db74802de691012e0'
         'adfa7a2565512c5a839e754137c7c1d6'
         'a121ebc9f445b5859f22d4d2d845c360'
         '6dc6b4a4f13c6635cd07886a6384f3a7'
         'cf08f2f8d66fa46c8d643295a7d6305e'
         'c94b6c9d5d49698244696a3d679e313b'
         'd33db308140a86400888d43a0b8620ff'
         'd7c036408b46be494c05d2ebe70938ed'
         'b423f61610f700c9ff79c94b2c1ec1bf'
         '8f4ddf47d9747cb330d28048c2b0f728'
         'f5b2fe29ccc2421cdda24324ac567f39'
         'ce63a8feec15e918e008afc2616a5646'
         '8208ad8f284d1ecb9a5c8b3c8a7683fe'
         '431d25de2277859e9fb45c8aed876722'
         '9fffe692448e0749f27af27f194279b9'
         '8e20e761360c1e245e10debf3ee9c20d'
         '89a1c3fb2380507801975dcb45868467'
         'bbc730a590d4e09b3d937b257e5a4bfe'
         '493137566bc397ec762c86e64bd96849'
         'f5bd3608306e0ede70c3b3bd8b5de53e'
         'fe9895f003532ec27640a67ae6df45fb'
         'd734ae81fc464bfaa6de990ca9e92b63'
         '206d81270340e08cb47de1cc5f019fbe'
         '55c6638d90e257363440d1240c71ee58'
         'b04f86226c5c06cbcf7af5fd2b64ce2b'
         '7613d29204ad7fd1942da1a267b895f6'
         '95db1534f19ec975b3891250e52edec0'
         '695d8578a0334fa9bb140917561f03d4'
         '3ed791c3af3099489faf0d22cbcc55a8')

build() {
  [ "${CARCH}" = "i686" ]   && KARCH=i386
  [ "${CARCH}" = "x86_64" ] && KARCH=x86_64

  cd $startdir/src/linux-$_basekernel

  echo "2.6.22.1"
  patch -Np1 -i ../patch-2.6.22.1 || return 1
  echo "cfs"
  patch -Np1 -i ../sched-cfs-v2.6.22-v19.1.patch || return 1
  patch -Np1 -i ../sched-cfs-v2.6.22-v19.1-boost.patch || return 1	
  patch -Np1 -i ../sched-cfs-v2.6.22-v19.1-boost-tunables.patch || return 1
  echo "ck"
  patch -Np1 -i ../ckpatches-2.6.22.patch || return 1
  echo "genpatches"
  patch -Np1 -i ../genpatches-2.6.22-2.patch || return 1
  echo "uvesa"
  patch -Np1 -i ../uvesafb-0.1-rc3-2.6.22.patch || return 1
  echo "cpuidle"
  patch -Np1 -i ../cpuidle-2.6.22.patch || return 1
  echo "suspend2"
  patch -Np1 -i ../suspend2-2.2.10.2-for-2.6.22.patch || return 1
  echo "phc"
  patch -Np1 -i ../linux-phc-0.3.0-pre1-2.6.22.patch || return 1
  echo "realtime-lsm"
  patch -Np1 -i ../realtime-lsm-2.6.22.patch || return 1
  echo "powertop"
  patch -Np1 -i ../powertop-2.6.22.patch || return 1
  echo "hpet"
  patch -Np1 -i ../powertop-force-hpet-2.6.22.patch
  echo "powertop-c3"
  patch -Np1 -i ../powertop-enablec3-2.6.22.patch || return 1
  echo "thinkpad"
  patch -Np1 -i ../thinkpad-2.6.22-1.patch || return 1
  echo "alsa"
  patch -Np1 -i ../alsa-cvs-20070721-2.6.22.patch || return 1
  echo "reiser4"
  patch -Np1 -i ../reiser4-2.6.22.patch || return 1
  echo "ext4"
  patch -Np1 -i ../ext4-updates-2.6.22.patch || return 1
  echo "udf"
  patch -Np1 -i ../udf-2.50-2.6.22.patch || return 1
  echo "unionfs"
  patch -Np1 -i ../unionfs-2.6.22.patch || return 1
  echo "aufs"
  patch -Np1 -i ../aufs-cvs-071807-2.6.22.patch || return 1
  echo "adaptive+ondemand-readahead"
  patch -Np1 -i ../adaptive+ondemand-readahead-2.6.22.patch || return 1
  echo "ahci"
  patch -Np1 -i ../ahci-link-power-management-2.6.22.patch || return 1
  echo "atapi"
  patch -Np1 -i ../atapi-asynchronous-notification-2.6.22.patch || return 1
  echo "sata"
  patch -Np1 -i ../sata_nv-sw-ncq-support-2.6.22.patch || return 1
  echo "cpu-support"
  patch -Np1 -i ../cpu-support-rollup-2.6.22.patch || return 1
  echo "mactel"
  patch -Np1 -i ../mactel-patches-2.6.22-1.patch || return 1
  echo "ipw2200"
  patch -Np1 -i ../ipw2200-1.2.2-2.6.22.patch || return 1
  echo "iwlwifi"
  patch -Np1 -i ../iwlwifi-1.0.0-2.6.22.patch || return 1
  echo "ene-cardreader"
  patch -Np1 -i ../ene-cardreader-support-2.6.22.patch || return 1
  echo "xpad"
  patch -Np1 -i ../xpad-360-support-2.6.22.patch || return 1
  echo "acpi"
  patch -Np1 -i ../acpi-buggy-bios.patch || return 1
  echo "acpi2"
  patch -Np1 -i ../acpi-dsdt-initrd-v0.8.4-2.6.21.patch || return 1
  echo "daconf"
  patch -Np1 -i ../daconfig-2.3.1-2.6.22-rc3-git6.patch || return 1
  echo "defaul"
  patch -Np1 -i ../defaults-unicode-keyboard.patch || return 1
  echo "fuse"
  patch -Np1 -i ../fuse-2.6.5-for-2.6.22.patch || return 1
  echo "git"
  patch -Np1 -i ../git-gccbug.patch || return 1
  echo "ibm"
  patch -Np1 -i ../ibm-acpi-20070606.patch || return 1
  echo "optimise"
  patch -Np1 -i ../linux-2.6-optimise-spinlock-debug.patch || return 1
  echo "selinux"
  patch -Np1 -i ../linux-2.6-selinux-mprotect-checks.patch || return 1
  echo "toshiba"
  patch -Np1 -i ../toshiba-bluetooth.patch || return 1
  echo "usb"
  patch -Np1  -i ../usb-storage-unusual-devs.patch || return 1

  #remove the extraversion from Makefile
  sed -i 's|^EXTRAVERSION =.*$|EXTRAVERSION =|;s|-ck1||g' Makefile  

  # Arch logo!
  cp ../logo_arch_pierlo_224.ppm drivers/video/logo/logo_linux_clut224.ppm
  cp ../logo_linux_mono.pbm drivers/video/logo/
  cp ../logo_linux_vga16.ppm drivers/video/logo/
  if [ "$CARCH" = "x86_64" ]; then
    cat ../config.x86_64 >./.config
  else
    cat ../config >./.config
  fi
  # build the full kernel version to use in pathnames
  . ./.config
  _kernver="${_basekernel}${CONFIG_LOCALVERSION}"
  # load configuration
  #yes "" | make config
  #make oldconfig || return 1
  make menuconfig || return 1
  #make gconfig || return 1
  
  # build!
  ####################
  # stop here
  #msg "Stopping build"
  #return 1
  ####################
  make bzImage modules || return 1
  mkdir -p $startdir/pkg/{lib/modules,boot}
  make INSTALL_MOD_PATH=$startdir/pkg modules_install || return 1
  cp System.map $startdir/pkg/boot/System.map26pierlo
  cp arch/$KARCH/boot/bzImage $startdir/pkg/boot/vmlinuz26pierlo
  install -D -m644 Makefile \
    $startdir/pkg/usr/src/linux-${_kernver}/Makefile
  install -D -m644 kernel/Makefile \
    $startdir/pkg/usr/src/linux-${_kernver}/kernel/Makefile
  install -D -m644 .config \
    $startdir/pkg/usr/src/linux-${_kernver}/.config
  install -D -m644 .config $startdir/pkg/boot/kconfig26pierlo
  mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/include

  mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/arch/$KARCH/kernel
  for i in acpi asm-generic asm-$KARCH config linux math-emu media net pcmcia scsi sound video; do
    cp -a include/$i $startdir/pkg/usr/src/linux-${_kernver}/include/
  done

  # copy files necessary for later builds, like nvidia and vmware
  cp Module.symvers $startdir/pkg/usr/src/linux-${_kernver}
  cp -a scripts $startdir/pkg/usr/src/linux-${_kernver}
  # fix permissions on scripts dir
  chmod og-w -R $startdir/pkg/usr/src/linux-${_kernver}/scripts
  mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/.tmp_versions
  
  cp arch/$KARCH/Makefile $startdir/pkg/usr/src/linux-${_kernver}/arch/$KARCH/
  if [ "$CARCH" = "i686" ]; then
    cp arch/$KARCH/Makefile.cpu $startdir/pkg/usr/src/linux-${_kernver}/arch/$KARCH/
  fi
  cp arch/$KARCH/kernel/asm-offsets.s $startdir/pkg/usr/src/linux-${_kernver}/arch/$KARCH/kernel/

  # add headers for lirc package
  mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/drivers/media/video
  cp drivers/media/video/*.h  $startdir/pkg/usr/src/linux-${_kernver}/drivers/media/video/
  for i in bt8xx cpia2 cx25840 cx88 em28xx et61x251 pwc saa7134 sn9c102 usbvideo zc0301; do
   mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/drivers/media/video/$i
   cp -a drivers/media/video/$i/*.h $startdir/pkg/usr/src/linux-${_kernver}/drivers/media/video/$i
  done
  # add dm headers
  mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/drivers/md
  cp drivers/md/*.h  $startdir/pkg/usr/src/linux-${_kernver}/drivers/md
  # add inotify.h
  mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/include/linux
  cp include/linux/inotify.h $startdir/pkg/usr/src/linux-${_kernver}/include/linux/
  # add CLUSTERIP file for iptables
  mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/net/ipv4/netfilter/
  cp net/ipv4/netfilter/ipt_CLUSTERIP.c $startdir/pkg/usr/src/linux-${_kernver}/net/ipv4/netfilter/
  # add wireless headers
  mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/net/mac80211/
  cp net/mac80211/*.h $startdir/pkg/usr/src/linux-${_kernver}/net/mac80211/
  # add vmlinux
  cp vmlinux $startdir/pkg/usr/src/linux-${_kernver}
  # copy in Kconfig files
  for i in `find . -name "Kconfig*"`; do 
    mkdir -p $startdir/pkg/usr/src/linux-${_kernver}/`echo $i | sed 's|/Kconfig.*||'`
    cp $i $startdir/pkg/usr/src/linux-${_kernver}/$i
  done

  if [ "${KARCH}" = "i386" ]; then
    mkdir ${startdir}/pkg/usr/src/linux-${_kernver}/include/asm-x86_64
    cp -a include/asm-x86_64/tsc.h ${startdir}/pkg/usr/src/linux-${_kernver}/include/asm-x86_64
  else
    mkdir ${startdir}/pkg/usr/src/linux-${_kernver}/include/asm-i386
    cp -a include/asm-i386/{tsc,msr-index,processor-flags}.h ${startdir}/pkg/usr/src/linux-${_kernver}/include/asm-i386
  fi

  cd $startdir/pkg/usr/src/linux-${_kernver}/include && ln -s asm-$KARCH asm

  chown -R root.root $startdir/pkg/usr/src/linux-${_kernver}
  find $startdir/pkg/usr/src/linux-${_kernver} -type d -exec chmod 755 {} \;
  cd $startdir/pkg/lib/modules/${_kernver} && \
    (rm -f source build; ln -sf ../../../usr/src/linux-${_kernver} build)
  # for binary modules make prepare, not needed anymore in .22 kernels
  # cd $startdir/pkg/lib/modules/${_kernver}/build
  # make prepare
  # install fallback mkinitcpio.conf file and preset file for kernel
  install -m644 -D $startdir/src/${pkgname}.preset $startdir/pkg/etc/mkinitcpio.d/${pkgname}.preset || return 1
  install -m644 -D $startdir/src/mkinitcpio-$pkgname.conf $startdir/pkg/etc/mkinitcpio.d/$pkgname-fallback.conf || return 1
  # set correct depmod command for install
  sed -i -e "s/KERNEL_VERSION=.*/KERNEL_VERSION=${_kernver}/g" $startdir/kernel26pierlo.install
  echo -e "# DO NOT EDIT THIS FILE\nALL_kver='${_kernver}'" > ${startdir}/pkg/etc/mkinitcpio.d/${pkgname}.kver
}