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# SPDX-License-Identifier: GPL-2.0+
make_FIT_image() {
local kernel_its=$output_dir/arch/$arch/boot/kernel_fdt.its
cat <<EOF > $kernel_its
/dts-v1/;
/ {
description = "Kernel + FDT image for $board board";
#address-cells = <1>;
images {
kernel {
description = "Linux kernel";
data = /incbin/("$output_dir/arch/$arch/boot/$image_kernel");
type = "kernel";
arch = "$arch";
os = "linux";
compression = "none";
load = <$LOADADDR>;
entry = <$LOADADDR>;
hash-1 {
algo = "crc32";
};
hash-2 {
algo = "sha1";
};
};
EOF
local dtb
for dtb in $DTBS ; do
local src=${dtb/:*/}
local dst=${dtb/*:/}
dst=${dst/*\//}
cat <<EOF >> $kernel_its
fdt-$dst {
description = "Flattened Device Tree blob $dst";
data = /incbin/("$output_dir/arch/$arch/boot/dts/$src");
type = "flat_dt";
arch = "$arch";
compression = "none";
hash-1 {
algo = "crc32";
};
hash-2 {
algo = "sha1";
};
};
EOF
done
local config=$(echo $DTBS | sed 's/.*[:/]//')
cat <<EOF >> $kernel_its
};
configurations {
default = "conf-$config";
EOF
for dtb in $DTBS ; do
local dst=${dtb/*:/}
dst=${dst/*\//}
cat <<EOF >> $kernel_its
conf-$dst {
description = "Boot Linux kernel with $dst blob";
kernel = "kernel";
fdt = "fdt-$dst";
};
EOF
done
cat <<EOF >> $kernel_its
};
};
EOF
PATH="$output_dir/scripts/dtc:$PATH" mkimage -f $kernel_its ${kernel_its/its/itb}
}
image_file=$output_dir/arch/$arch/boot/kernel_fdt.itb
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