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lsts_glued/rules/linux/default.bash

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version=\
(
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'3.14.57'
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)
url=\
(
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"https://www.kernel.org/pub/linux/kernel/v3.x/linux-$version.tar.xz"
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)
md5=\
(
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'b7e254c83a0324852c8ccc4ed1b5377d'
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)
maintainer=\
(
'Ricardo Martins <rasm@fe.up.pt>'
)
requires=\
(
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'bc/host'
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'kmod/host'
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'lz4/host'
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)
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post_unpack()
{
patches=$(ls "$pkg_dir/patches/$version/"*.patch\
"$cfg_dir_system/patches/linux/$version/"*.patch 2>/dev/null)
if [ -n "$patches" ]; then
cat $patches | patch -p1
fi
if [ -d "$cfg_dir_toolchain/firmware" ]; then
tar -C "$cfg_dir_toolchain/firmware" -c -v -f - . | tar -C firmware -x -v -f -
fi
}
refresh()
{
for rule in configure build target_install; do
if [ "$cfg_dir_system/cfg/linux-${version}.cfg" -nt "$cfg_dir_builds/linux/$pkg_var/.$rule" ]; then
rm "$cfg_dir_builds/linux/$pkg_var/.$rule"
fi
done
}
configure()
{
$cmd_make \
ARCH=${cfg_target_linux} \
mrproper &&
cp "$cfg_dir_system/cfg/linux-${version}.cfg" .config &&
if [ -f "$cfg_dir_system/files/initramfs_init.sh" ]; then
$cmd_mkdir initramfs &&
$cmd_cp "$pkg_dir/files/initramfs.conf" . &&
$cmd_cp "$cfg_dir_system/files/initramfs_init.sh" initramfs/init.sh &&
$cmd_cp "$cfg_dir_rootfs/bin/busybox" initramfs/busybox
fi
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yes '' | $cmd_make \
CROSS_COMPILE=${cfg_target_canonical}- \
ARCH=${cfg_target_linux} \
oldconfig
}
build()
{
$cmd_make \
CROSS_COMPILE=$cfg_target_canonical- \
ARCH=$cfg_target_linux &&
$cmd_make \
CROSS_COMPILE=$cfg_target_canonical- \
ARCH=$cfg_target_linux \
modules &&
if [ "$(basename $cfg_target_linux_kernel)" = 'uImage' ]; then
$cmd_make \
CROSS_COMPILE=$cfg_target_canonical- \
ARCH=$cfg_target_linux \
uImage
fi
# Compressed image.
if [ "$(basename $cfg_target_linux_kernel)" = 'zImage' ]; then
$cmd_make \
CROSS_COMPILE=$cfg_target_canonical- \
ARCH=$cfg_target_linux \
zImage
fi
# Device tree blob.
if [ -n "$cfg_target_linux_dtb" ]; then
$cmd_make \
CROSS_COMPILE=$cfg_target_canonical- \
ARCH=$cfg_target_linux \
dtbs
fi
if [ -n "${cfg_target_linux_size}" ]; then
dd if="$cfg_target_linux_kernel" of="${cfg_target_linux_kernel}.padded" \
ibs="${cfg_target_linux_size}" conv=sync &&
mv "${cfg_target_linux_kernel}.padded" "${cfg_target_linux_kernel}"
fi
}
host_install()
{
# Device tree blobs.
if [ -n "$cfg_target_linux_dtb" ]; then
$cmd_mkdir "$cfg_dir_toolchain/boot" &&
cp -v "$(dirname $cfg_target_linux_dtb)/"*.dtb "$cfg_dir_toolchain/boot"
fi
}
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target_install()
{
if [ -n "$(file "$cfg_target_linux_kernel" | grep ELF)" ]; then
strip="$(echo $cfg_dir_toolchain/bin/*-strip)"
$strip -s -R .comment "$cfg_target_linux_kernel"
fi
# Kernel image.
if [ -n "$cfg_target_linux_kernel" ]; then
cp -v "$cfg_target_linux_kernel" "$cfg_dir_rootfs/boot/kernel"
else
echo "ERROR: failed to find kernel image at '$cfg_target_linux_kernel'"
return 1
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fi
$cmd_make \
CROSS_COMPILE="$cfg_target_canonical-" \
ARCH="$cfg_target_linux" \
INSTALL_MOD_PATH="$cfg_dir_rootfs/usr" \
modules_install
$cmd_make \
CROSS_COMPILE="$cfg_target_canonical-" \
ARCH="$cfg_target_linux" \
INSTALL_MOD_PATH="$cfg_dir_rootfs/usr" \
firmware_install
}