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|
DESCRIPTION = "Linux Kernel"
SECTION = "kernel"
LICENSE = "GPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
INC_PR = "r2"
inherit kernel siteinfo
DEPENDS += "xz-native"
# Set the verbosity of kernel messages during runtime
# You can define CMDLINE_DEBUG in your local.conf or distro.conf to override this behaviour
# Note that you need i.e. loglevel=3 and master console on serial to protect bootlogo
CMDLINE_DEBUG ?= "loglevel=3"
PACKAGES = ""
PROVIDES = ""
KERNEL_IMAGE_BASE_NAME = "${KERNEL_IMAGETYPE}-kexecboot-${PV}-${PR}-${MACHINE}"
KERNEL_IMAGE_SYMLINK_NAME = "${KERNEL_IMAGETYPE}-kexecboot-${MACHINE}"
LOCALVERSION ?= ""
# we want the smallest size
INITRAMFS_IMAGE = "initramfs-kexecboot-klibc-image"
kernel_conf_variable() {
CONF_SED_SCRIPT="$CONF_SED_SCRIPT /CONFIG_$1[ =]/d;"
if test "$2" = "n"
then
echo "# CONFIG_$1 is not set" >> ${S}/.config
else
echo "CONFIG_$1=$2" >> ${S}/.config
fi
}
do_configure_prepend() {
echo "" > ${S}/.config
CONF_SED_SCRIPT=""
#
# CONFIG_CMDLINE mangling
#
kernel_conf_variable CMDLINE_BOOL y
kernel_conf_variable CMDLINE "\"${CMDLINE} ${CMDLINE_DEBUG}\""
# mips and x86
kernel_conf_variable CMDLINE_OVERRIDE y
# sh only
kernel_conf_variable CMDLINE_OVERWRITE y
kernel_conf_variable CMDLINE_EXTEND n
#
# endian support
#
if [ "${SITEINFO_ENDIANNESS}" = "be" ]; then
kernel_conf_variable CPU_BIG_ENDIAN y
fi
#
# logo support, if you supply logo_linux_clut224.ppm in SRC_URI, then it is going to be used
#
if [ -e ${WORKDIR}/logo_linux_clut224.ppm ]; then
install -m 0644 ${WORKDIR}/logo_linux_clut224.ppm drivers/video/logo/logo_linux_clut224.ppm
kernel_conf_variable LOGO y
kernel_conf_variable LOGO_LINUX_CLUT224 y
fi
# When enabling thumb for userspace we also need thumb support in the kernel
if [ "${ARM_INSTRUCTION_SET}" = "thumb" ] ; then
kernel_conf_variable ARM_THUMB y
fi
kernel_conf_variable LOCALVERSION "\"${LOCALVERSION}\""
kernel_conf_variable LOCALVERSION_AUTO n
# Force sane defaults for kexec-enabled kernels and keep size small
kernel_conf_variable BLK_DEV_INITRD y
kernel_conf_variable KEXEC y
CONF_SED_SCRIPT="$CONF_SED_SCRIPT /=m/d;"
kernel_conf_variable MODULES n
if ${@base_contains("CMDLINE_DEBUG", "debug", "true", "false", d)}; then
kernel_conf_variable DEBUG_LL y
kernel_conf_variable PRINTK y
kernel_conf_variable EARLY_PRINTK y
kernel_conf_variable BUG y
kernel_conf_variable DEBUG_ERRORS y
kernel_conf_variable DEBUG_BUGVERBOSE y
kernel_conf_variable DEBUG_KERNEL y
else
kernel_conf_variable DEBUG_ERRORS n
kernel_conf_variable DEBUG_BUGVERBOSE n
kernel_conf_variable DEBUG_KERNEL n
fi
# Force lzma for arm kernels only
if [ "${ARCH}" = "arm" ] ; then
CONF_SED_SCRIPT="$CONF_SED_SCRIPT /CONFIG_KERNEL/d;"
CONF_SED_SCRIPT="$CONF_SED_SCRIPT /CONFIG_RD/d;"
CONF_SED_SCRIPT="$CONF_SED_SCRIPT /CONFIG_INITRAMFS_COMPRESSION/d;"
CONF_SED_SCRIPT="$CONF_SED_SCRIPT /CONFIG_INITRAMFS_SOURCE/d;"
kernel_conf_variable KERNEL_LZMA y
kernel_conf_variable RD_LZMA y
kernel_conf_variable INITRAMFS_COMPRESSION_LZMA y
kernel_conf_variable INITRAMFS_SOURCE "\"initramfs.cpio.lzma\""
fi
sed -e "${CONF_SED_SCRIPT}" \
< '${WORKDIR}/defconfig' >>'${S}/.config'
yes '' | oe_runmake oldconfig
}
do_populate_sysroot() {
:
}
do_install() {
:
}
|
