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SUMMARY = "Linux Kernel for Toradex Tegra124 based modules"
SECTION = "kernel"
LICENSE = "GPLv2"
LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
inherit kernel siteinfo
require recipes-kernel/linux/linux-dtb.inc
LINUX_VERSION ?= "3.10.40"
LOCALVERSION = "-${PR}"
SRCREV = "0e41a93380ffc4f75dde31d2c62aaf2c8292bf8e"
PR = "V2.6.1b1"
PV = "${LINUX_VERSION}+gitr${SRCREV}"
S = "${WORKDIR}/git"
SRCBRANCH = "toradex_tk1_l4t_r21.5"
SRC_URI = "git://git.toradex.com/linux-toradex.git;protocol=git;branch=${SRCBRANCH}"
COMPATIBLE_MACHINE = "apalis-tk1"
# One possibiltiy for changes to the defconfig:
config_script () {
# #example change to the .config
# #sets CONFIG_TEGRA_CAMERA unconditionally to 'y'
# sed -i -e /CONFIG_TEGRA_CAMERA/d ${B}/.config
# echo "CONFIG_TEGRA_CAMERA=y" >> ${B}/.config
echo "dummy" > /dev/null
}
do_configure_prepend () {
#use the defconfig provided in the kernel source tree
#assume its called ${MACHINE}_defconfig, but with '_' instead of '-'
DEFCONFIG="`echo ${MACHINE} | sed -e 's/$/_defconfig/'`"
cd ${S}
export KBUILD_OUTPUT=${B}
oe_runmake $DEFCONFIG
#maybe change some configuration
config_script
#Add Toradex BSP Version as LOCALVERSION
sed -i -e /CONFIG_LOCALVERSION/d ${B}/.config
echo "CONFIG_LOCALVERSION=\"${LOCALVERSION}\"" >> ${B}/.config
#Add GIT revision to the local version
head=`git --git-dir=${S}/.git rev-parse --verify --short HEAD 2> /dev/null`
printf "%s%s" +g $head > ${S}/.scmversion
}
kernel_do_compile() {
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
export CC="`echo "${KERNEL_CC}" | sed 's/-mfloat-abi=hard//g'`"
oe_runmake ${KERNEL_IMAGETYPE_FOR_MAKE} ${KERNEL_ALT_IMAGETYPE} LD="${KERNEL_LD}"
if test "${KERNEL_IMAGETYPE_FOR_MAKE}.gz" = "${KERNEL_IMAGETYPE}"; then
gzip -9c < "${KERNEL_IMAGETYPE_FOR_MAKE}" > "${KERNEL_OUTPUT}"
fi
}
do_compile_kernelmodules() {
unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS MACHINE
export CC="`echo "${KERNEL_CC}" | sed 's/-mfloat-abi=hard//g'`"
if (grep -q -i -e '^CONFIG_MODULES=y$' .config); then
oe_runmake ${PARALLEL_MAKE} modules LD="${KERNEL_LD}"
else
bbnote "no modules to compile"
fi
}
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