# Contributor: Kiril Zyapkov <kiril.zyapkov@gmail.com>

# iMX233-OLinuXino-Maxi kernel for archlinuxarm
# basically replicates the oe-recipe
# see https://github.com/OSSystems/meta-fsl-arm-extra.git
# vim:set ts=2 sw=2 et:

buildarch=2

pkgbase="kernel26"
pkgname=('kernel26-olinuxino' 'kernel26-headers-olinuxino')
_kernelname=${pkgname#kernel26}
_basekernel=2.6
pkgver=${_basekernel}.35.3
pkgrel=4
makedepends=('xmlto' 'docbook-xsl' 'make' 'git' 'elftosb' 'imx-bootlets-olinuxino')
optdepends=()
options=('!strip' '!buildflags' '!makeflags')
arch=('arm')
CARCH=arm
KARCH=arm
LDFLAGS=""
license=('GPL2')
url="https://github.com/Freescale/meta-fsl-arm/"
source=(config
        0002-cgroupfs-create-sys-fs-cgroup-to-mount-cgroupfs-on.patch
        egalax_ts-enable-single-event-support.patch
        NFS-Fix-nfsroot-support.patch
        NFS-allow-nfs-root-mount-to-use-alternate-rpc-ports.patch
        1130-ENGR00157473-MX5X-UART-disable-UART2-DMA-to-make-G.patch
        1132-ENGR00155891-mx53_loco-enable-mc34708-s-WDI-functio.patch
        1134-ENGR00159738-v4l2-correct-wrong-parameter-when-V4l2.patch
        1136-ENGR00161215-1-arch-arm-Add-two-new-IOCTLs-in-mxc_v.patch
        1137-ENGR00161215-2-vpu-Add-ioctls-for-querying-and-sett.patch
        1139-ENGR00162464-update-pm4-microcode-pm4_microcode_r18.patch
        1140-ENGR00162711-DA9053-Add-dummy-write-for-DA9053-I2C.patch
        1141-ENGR00162708-MX5-Add-I2C-dummy-write-and-mask-nONKE.patch
        1142-ENGR00163698-MX53-ARD-fix-typo-error-for-pwm1-pad-d.patch
        1143-ENGR00162578-DMA-mx5-increase-DMA-Zone-size-to-112.patch
        1144-ENGR00169603-MX53-ARD-FlexCAN-Set-lp_apm-as-clock.patch
        1145-ENGR00170342-PWM-fix-pwm-output-can-t-be-set-to-100.patch
        1146-ENGR00170244-1-ARM-AHCI-Enable-PDDQ-mode-when-no-d.patch
        1147-ENGR00170244-2-ARM-AHCI-Enable-PDDQ-mode-when-no-d.patch
        no-unaligned-access.patch
        mx28-removecpufreq.patch
        mxs-duart-use-ttyAMA-for-device-name.patch
        w1-fix-support-multiple-master.patch
        smsc95xx-randomize-mac-once.patch
        dm9601-support-for-usb-ethernet-0x0fe6-0x9700.patch
        wire-up-sys_accept4-on-ARM.patch
        0001-mx53_loco-add-USR-led-support.patch
        002_Return_ERESTARTSYS_from_IPU_GET_EVENT.patch
        003_Sanitise_ipu_interrupt_return_value.patch
        imx233-olinuxino.patch)

md5sums=('d182fca7e14a186b9790331e03b02892'
         'bde087470cb0715ca709bd5bcd3803d0'
         'ef8a1cf2d129de1a0a476a0b40e6f291'
         'e086ab0b162d292549f9bf453e07ad2e'
         'ff1281a87da6f8093992ad70d23e71d2'
         '5e66409616ff8b83d6c4da27b7a20524'
         '8bd2ccc655534a3954c7c4627504b983'
         '5bd3f9fa736e52fc6805bb6ad31bb0fa'
         'c32466adef3d6ef7cfbf78c82746c273'
         '51b8c41987805f7df4940ca8acdc207f'
         '33f10abba5e4477a869481afbd679708'
         'a277ba90aff952c3328b0a15090f0162'
         '1d37e5d871cc887b11f0d0526bade455'
         'a7c588606614e54c327a81e9bf767284'
         '2dae86eb8d34194fc7012fb054859f18'
         '210074137b0be358a7c9ec483f7f76e6'
         '4ccd4f497105f69930177fcffdb583c9'
         '4cc4db3a2268b91583da861fbe064bfc'
         'dd5fdabdf2c8609fbd8752c42f5773c2'
         'bcba9216d3414a9de22b7d4fb24853e1'
         'c2d9dba73587fd00d990a2521428d67b'
         '302ad0fe4e990c789793e25ced58f712'
         'c8894e44904cc1365e7110eb04aea1d6'
         '14ec6ec6f9de8d1fd0333024481541af'
         'f0ebf1f2dbfa4030ba3945fea97710a1'
         '1d38c32d1d5348ef24745b2f38b0f040'
         '1bf553ee320c43a8e0941274bcdb4bf2'
         'be34abb50266df17160dd1c6170299f4'
         '06d9896eb871dabcdb91b5f1a15bffdf'
         'd02c1a4f67a2e5680b7e23cc5a1998cd')

__gitname="linux-2.6-imx"
__gitroot="git://git.freescale.com/imx/${__gitname}.git"
__gittag="rel_imx_2.6.35_11.09.01"
__gitcommit="691c08adeed64d5153937a0e31aaf4c251924471"

build() {
  cd "$srcdir"
  if [ -d $__gitname ] ; then
    msg "Using existing GIT repo clone."
    cd ${__gitname} && git checkout ${__gitcommit} -- .
    msg "The local files are updated."
  else
    msg "GIT Checkout of ${_gitroot}"
    git clone --depth=1 --branch=${__gittag} ${__gitroot} ${__gitname}
  fi

  cd ${srcdir}/${__gitname}
  
  msg "Cleaning up the working copy..."
  git clean -df
  make mrproper

  msg "Patching ..."
    
  # i.MX233 support patches from Freescale
  patch -Np1 -i ../0002-cgroupfs-create-sys-fs-cgroup-to-mount-cgroupfs-on.patch
  patch -Np1 -i ../egalax_ts-enable-single-event-support.patch
  patch -Np1 -i ../NFS-Fix-nfsroot-support.patch
  patch -Np1 -i ../NFS-allow-nfs-root-mount-to-use-alternate-rpc-ports.patch
  patch -Np1 -i ../1130-ENGR00157473-MX5X-UART-disable-UART2-DMA-to-make-G.patch
  patch -Np1 -i ../1132-ENGR00155891-mx53_loco-enable-mc34708-s-WDI-functio.patch
  patch -Np1 -i ../1134-ENGR00159738-v4l2-correct-wrong-parameter-when-V4l2.patch
  patch -Np1 -i ../1136-ENGR00161215-1-arch-arm-Add-two-new-IOCTLs-in-mxc_v.patch
  patch -Np1 -i ../1137-ENGR00161215-2-vpu-Add-ioctls-for-querying-and-sett.patch
  patch -Np1 -i ../1139-ENGR00162464-update-pm4-microcode-pm4_microcode_r18.patch
  patch -Np1 -i ../1140-ENGR00162711-DA9053-Add-dummy-write-for-DA9053-I2C.patch
  patch -Np1 -i ../1141-ENGR00162708-MX5-Add-I2C-dummy-write-and-mask-nONKE.patch
  patch -Np1 -i ../1142-ENGR00163698-MX53-ARD-fix-typo-error-for-pwm1-pad-d.patch
  patch -Np1 -i ../1143-ENGR00162578-DMA-mx5-increase-DMA-Zone-size-to-112.patch
  patch -Np1 -i ../1144-ENGR00169603-MX53-ARD-FlexCAN-Set-lp_apm-as-clock.patch
  patch -Np1 -i ../1145-ENGR00170342-PWM-fix-pwm-output-can-t-be-set-to-100.patch
  patch -Np1 -i ../1146-ENGR00170244-1-ARM-AHCI-Enable-PDDQ-mode-when-no-d.patch
  patch -Np1 -i ../1147-ENGR00170244-2-ARM-AHCI-Enable-PDDQ-mode-when-no-d.patch
  patch -Np1 -i ../no-unaligned-access.patch
  patch -Np1 -i ../mx28-removecpufreq.patch
  patch -Np1 -i ../mxs-duart-use-ttyAMA-for-device-name.patch
  patch -Np1 -i ../w1-fix-support-multiple-master.patch
  patch -Np1 -i ../smsc95xx-randomize-mac-once.patch
  patch -Np1 -i ../dm9601-support-for-usb-ethernet-0x0fe6-0x9700.patch
  patch -Np1 -i ../wire-up-sys_accept4-on-ARM.patch
  patch -Np1 -i ../0001-mx53_loco-add-USR-led-support.patch
  patch -Np1 -i ../002_Return_ERESTARTSYS_from_IPU_GET_EVENT.patch
  patch -Np1 -i ../003_Sanitise_ipu_interrupt_return_value.patch
  
  # board-specific patch
  patch -Np1 -i ../imx233-olinuxino.patch
  
  msg "Patching done, building the kernel."

  cp ${srcdir}/config .config

  # set extraversion to pkgrel
  sed -ri "s|^(EXTRAVERSION =).*|\1 -${pkgrel}|" Makefile

  # 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

  # Build!

  make ${MAKEFLAGS} zImage modules
}

package_kernel26-olinuxino() {
  pkgdesc="The Linux Kernel and modules for iMX233-OLinuXino-Maxi"
  groups=('base')
  depends=('coreutils' 'module-init-tools')
  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')
  provides=("kernel26=${pkgver}" "linux=${pkgver}")
  install=kernel26.install
  KARCH=arm

  cd ${srcdir}/${__gitname}
  
  # get kernel version
  _kernver="$(make kernelrelease)"
  mkdir -p ${pkgdir}/{lib/modules,lib/firmware,boot}
  make INSTALL_MOD_PATH=${pkgdir} modules_install
  #cp arch/$KARCH/boot/uImage ${pkgdir}/boot/uImage
  cp arch/$KARCH/boot/zImage ${pkgdir}/boot/zImage
  cp .config ${pkgdir}/boot/config-${_kernver}
  cp System.map System.map-${_kernver}

  # 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

  # Generate an imx233 boot image
  msg "Generating sdcard image ..."
  ln -sf /opt/imx-bootlets-olinuxino
  elftosb -z -c ./imx-bootlets-olinuxino/linux.bd -o ${pkgdir}/boot/oli-${_kernver}.sb

  # remove build and source links
  rm -f ${pkgdir}/lib/modules/${_kernver}/{source,build}
}

package_kernel26-headers-olinuxino() {
  pkgdesc="Header files and scripts for building modules for kernel26 for iMX233-OLinuXino-Maxi"
  provides=("kernel26-headers=${pkgver}" "linux-headers=${pkgver}")
  KARCH=arm

  cd ${srcdir}/${__gitname}

  # get kernel version
  _kernver="$(make kernelrelease)"
  
  mkdir -p ${pkgdir}/lib/modules/${_kernver}
  cd ${pkgdir}/lib/modules/${_kernver}
  ln -sf ../../../usr/src/linux-${_kernver} build
  
  cd ${srcdir}/${__gitname}
  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/

  # install platform- and machine-specific headers
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/mach-mx23
  cp -a arch/$KARCH/mach-mx23/include ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/mach-mx23/
  mkdir -p ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/plat-mxs
  cp -a arch/$KARCH/plat-mxs/include ${pkgdir}/usr/src/linux-${_kernver}/arch/$KARCH/plat-mxs/

  # 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,x86}
}