recipes/linux/gumstix-linux.inc

   1 DESCRIPTION = "Linux kernel for custom configurations"
   2 SECTION = "kernel"
   3 LICENSE = "GPLv2"
   4 PR = "r1"
   5
   6 inherit kernel
   7
   8 DEPENDS += " \
   9            u-boot-mkimage-openmoko-native \
  10           "
  11
  12 KERNEL_IMAGE_BASE_NAME = ${KERNEL_IMAGETYPE}-${PV}-${PR}-${MACHINE}
  13
  14 S = "${WORKDIR}/linux-${PV}"
  15 do_deploy[dirs] = "${S}"
  16
  17 do_configure_prepend() {
  18         echo "" > ${S}/.config
  19
  20         if [ "${TARGET_OS}" == "linux-gnueabi" -o  "${TARGET_OS}" == "linux-uclibceabi" ]; then
  21                 echo "CONFIG_AEABI=y"                   >> ${S}/.config
  22                 echo "CONFIG_OABI_COMPAT=y"             >> ${S}/.config
  23         else
  24                 echo "# CONFIG_AEABI is not set"        >> ${S}/.config
  25                 echo "# CONFIG_OABI_COMPAT is not set"  >> ${S}/.config
  26         fi
  27
  28         echo "CONFIG_CMDLINE=\"${CMDLINE}\"" >> ${S}/.config
  29
  30         sed -e '/CONFIG_AEABI/d' \
  31             -e '/CONFIG_OABI_COMPAT=/d' \
  32             -e '/CONFIG_CMDLINE=/d' \
  33             < '${WORKDIR}/defconfig' >>'${S}/.config'
  34
  35        yes '' | oe_runmake oldconfig
  36 }
  37
  38 do_sizecheck() {
  39         if [ ! -z "${KERNEL_IMAGE_MAXSIZE}" ]; then
  40             size=`ls -l arch/${ARCH}/boot/${KERNEL_IMAGETYPE} | awk '{ print $5}'`
  41             if [ $size -ge ${KERNEL_IMAGE_MAXSIZE} ]; then
  42                     rm arch/${ARCH}/boot/${KERNEL_IMAGETYPE}
  43                     die  "This kernel (size=$size) is too big for your device. Please reduce the size of the kernel by making more of it modular."
  44             fi
  45         fi
  46 }
  47
  48 do_install_prepend() {
  49         if test -e arch/${ARCH}/boot/Image ; then
  50              ln -f arch/${ARCH}/boot/Image arch/${ARCH}/boot/uImage
  51         fi
  52
  53         if test -e arch/${ARCH}/boot/images/uImage ; then
  54              ln -f arch/${ARCH}/boot/images/uImage arch/${ARCH}/boot/uImage
  55         fi
  56 }
  57
  58 do_deploy() {
  59         install -d ${DEPLOY_DIR_IMAGE}
  60         install -m 0644 arch/${ARCH}/boot/${KERNEL_IMAGETYPE} ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
  61         tar -cvzf ${DEPLOY_DIR_IMAGE}/modules-${KERNEL_RELEASE}-${PR}-${MACHINE}.tgz -C ${D} lib
  62
  63         if test "x${KERNEL_IMAGETYPE}" = "xuImage" ; then
  64             ${OBJCOPY} -O binary -R .note -R .comment -S arch/${ARCH}/boot/compressed/vmlinux linux.bin
  65             uboot-mkimage -A ${ARCH} -O linux -T kernel -C none -a ${UBOOT_ENTRYPOINT} -e ${UBOOT_ENTRYPOINT} -n "${DISTRO_NAME}/${PV}/${MACHINE}" -d linux.bin ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.bin
  66             rm -f linux.bin
  67
  68         fi
  69 }
  70
  71 addtask sizecheck before do_install after do_compile
  72 addtask deploy before do_package after do_install
  73
  74