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|
DESCRIPTION = "Linux Kernel"
SECTION = "kernel"
LICENSE = "GPL"
inherit kernel
RPSRC = "http://www.rpsys.net/openzaurus/patches/archive"
# Enable OABI compat for people stuck with obsolete userspace
ARM_KEEP_OABI ?= "1"
# Quirk for udev greater or equal 141
UDEV_GE_141 ?= "0"
# Specify the commandline for your device
# Boot from mmc
CMDLINE_at91sam9263ek = "mem=64M console=ttyS0,115200 root=/dev/mmcblk0p1 rootfstype=ext2 rootdelay=5"
# Boot from nfs
#CMDLINE_at91sam9263ek = "mem=64M console=ttyS0,115200 root=301 root=/dev/nfs nfsroot=172.20.3.1:/data/at91 ip=172.20.0.5:::255.255.0.0"
# Set the verbosity of kernel messages during runtime
# You can define CMDLINE_DEBUG in your local.conf or distro.conf to override this behaviour
CMDLINE_DEBUG ?= '${@base_conditional("DISTRO_TYPE", "release", "quiet", "debug", d)}'
CMDLINE_append = " ${CMDLINE_DEBUG} "
# Support for binary device tree generation
FILES_kernel-devicetree = "/boot/devicetree*"
KERNEL_DEVICETREE_boc01 = "${WORKDIR}/boc01.dts"
KERNEL_DEVICETREE_calamari = "arch/${ARCH}/boot/dts/mpc8536ds.dts"
KERNEL_DEVICETREE_canyonlands = "arch/${ARCH}/boot/dts/canyonlands.dts"
KERNEL_DEVICETREE_kilauea = "arch/${ARCH}/boot/dts/kilauea.dts"
KERNEL_DEVICETREE_lsppchd = "arch/${ARCH}/boot/dts/kuroboxHD.dts"
KERNEL_DEVICETREE_lsppchg = "arch/${ARCH}/boot/dts/kuroboxHG.dts"
KERNEL_DEVICETREE_mpc8313e-rdb = "arch/${ARCH}/boot/dts/mpc8313erdb.dts"
KERNEL_DEVICETREE_mpc8315e-rdb = "arch/${ARCH}/boot/dts/mpc8315erdb.dts"
KERNEL_DEVICETREE_mpc8323e-rdb = "arch/${ARCH}/boot/dts/mpc832x_rdb.dts"
KERNEL_DEVICETREE_sequoia = "arch/${ARCH}/boot/dts/sequoia.dts"
KERNEL_DEVICETREE_FLAGS = "-R 8 -S 0x3000"
python __anonymous () {
import bb
devicetree = bb.data.getVar('KERNEL_DEVICETREE', d, 1) or ''
if devicetree:
depends = bb.data.getVar("DEPENDS", d, 1)
bb.data.setVar("DEPENDS", "%s dtc-native" % depends, d)
packages = bb.data.getVar("PACKAGES", d, 1)
bb.data.setVar("PACKAGES", "%s kernel-devicetree" % packages, d)
}
do_configure_prepend() {
echo "" > ${S}/.config
#
# logo support, if you supply logo_linux_clut224.ppm in SRC_URI, then it's going to be used
#
if [ -e ${WORKDIR}/logo_linux_clut224.ppm ]; then
install -m 0644 ${WORKDIR}/logo_linux_clut224.ppm drivers/video/logo/logo_linux_clut224.ppm
echo "CONFIG_LOGO=y" >> ${S}/.config
echo "CONFIG_LOGO_LINUX_CLUT224=y" >> ${S}/.config
fi
#
# oabi / eabi support
#
if [ "${TARGET_OS}" = "linux-gnueabi" -o "${TARGET_OS}" = "linux-uclibceabi" ]; then
echo "CONFIG_AEABI=y" >> ${S}/.config
if [ "${ARM_KEEP_OABI}" = "1" ] ; then
echo "CONFIG_OABI_COMPAT=y" >> ${S}/.config
else
echo "# CONFIG_OABI_COMPAT is not set" >> ${S}/.config
fi
else
echo "# CONFIG_AEABI is not set" >> ${S}/.config
echo "# CONFIG_OABI_COMPAT is not set" >> ${S}/.config
fi
# When enabling thumb for userspace we also need thumb support in the kernel
if [ "${ARM_INSTRUCTION_SET}" = "thumb" ] ; then
sed -i -e /CONFIG_ARM_THUMB/d ${WORKDIR}/defconfig
echo "CONFIG_ARM_THUMB=y" >> ${S}/.config
fi
#
# endian support
#
if [ "${SITEINFO_ENDIANESS}" = "be" ]; then
echo "CONFIG_CPU_BIG_ENDIAN=y" >> ${S}/.config
fi
echo "CONFIG_CMDLINE=\"${CMDLINE}\"" >> ${S}/.config
sed -e '/CONFIG_AEABI/d' \
-e '/CONFIG_OABI_COMPAT=/d' \
-e '/CONFIG_CMDLINE=/d' \
-e '/CONFIG_CPU_BIG_ENDIAN/d' \
-e '/CONFIG_LOGO=/d' \
-e '/CONFIG_LOGO_LINUX_CLUT224=/d' \
-e '/CONFIG_LOCALVERSION/d' \
-e '/CONFIG_LOCALVERSION_AUTO/d' \
< '${WORKDIR}/defconfig' >>'${S}/.config'
echo 'CONFIG_LOCALVERSION=""' >>${S}/.config
echo '# CONFIG_LOCALVERSION_AUTO is not set' >>${S}/.config
#
# Udev quirks
#
# Newer versions of udev mandate that sysfs doesn't have deprecated entries
if [ "${UDEV_GE_141}" = "1" ] ; then
sed -e /CONFIG_SYSFS_DEPRECATED/d \
-e /CONFIG_SYSFS_DEPRECATED_V2/d \
-i '${S}/.config'
echo '# CONFIG_SYSFS_DEPRECATED is not set' >> ${S}/.config
echo '# CONFIG_SYSFS_DEPRECATED_V2 is not set' >> ${S}/.config
fi
#
# root-over-nfs-over-usb-eth support. Limited, but should cover some cases.
# Enable this by setting a proper CMDLINE_NFSROOT_USB.
#
if [ ! -z "${CMDLINE_NFSROOT_USB}" ]; then
oenote "Configuring the kernel for root-over-nfs-over-usb-eth with CMDLINE ${CMDLINE_NFSROOT_USB}"
sed -e '/CONFIG_INET/d' \
-e '/CONFIG_IP_PNP=/d' \
-e '/CONFIG_USB_GADGET=/d' \
-e '/CONFIG_USB_GADGET_SELECTED=/d' \
-e '/CONFIG_USB_ETH=/d' \
-e '/CONFIG_NFS_FS=/d' \
-e '/CONFIG_ROOT_NFS=/d' \
-e '/CONFIG_CMDLINE=/d' \
-i ${S}/.config
echo "CONFIG_INET=y" >> ${S}/.config
echo "CONFIG_IP_PNP=y" >> ${S}/.config
echo "CONFIG_USB_GADGET=y" >> ${S}/.config
echo "CONFIG_USB_GADGET_SELECTED=y" >> ${S}/.config
echo "CONFIG_USB_ETH=y" >> ${S}/.config
echo "CONFIG_NFS_FS=y" >> ${S}/.config
echo "CONFIG_ROOT_NFS=y" >> ${S}/.config
echo "CONFIG_CMDLINE=\"${CMDLINE_NFSROOT_USB}\"" >> ${S}/.config
fi
yes '' | oe_runmake oldconfig
}
do_configure_append_avr32() {
sed -i -e s:-mno-pic::g arch/avr32/Makefile
}
do_configure_append() {
if test -e scripts/Makefile.fwinst ; then
sed -i -e "s:-m0644:-m 0644:g" scripts/Makefile.fwinst
fi
}
do_devicetree_image() {
if test -n "${KERNEL_DEVICETREE}" ; then
dtc -I dts -O dtb ${KERNEL_DEVICETREE_FLAGS} -o devicetree ${KERNEL_DEVICETREE}
install -m 0644 devicetree ${D}/boot/devicetree-${KERNEL_VERSION}
install -m 0644 devicetree ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGE_BASE_NAME}.dtb
cd ${DEPLOY_DIR_IMAGE}
rm -f ${KERNEL_IMAGE_SYMLINK_NAME}.dtb
ln -sf ${KERNEL_IMAGE_BASE_NAME}.dtb ${KERNEL_IMAGE_SYMLINK_NAME}.dtb
fi
}
addtask devicetree_image after do_deploy before do_package
pkg_postinst_kernel-devicetree () {
cd /${KERNEL_IMAGEDEST}; update-alternatives --install /${KERNEL_IMAGEDEST}/devicetree devicetree devicetree-${KERNEL_VERSION} ${KERNEL_PRIORITY} || true
}
pkg_postrm_kernel-devicetree () {
cd /${KERNEL_IMAGEDEST}; update-alternatives --remove devicetree devicetree-${KERNEL_VERSION} || true
}
|
