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#!/bin/bash
[ ! -d "$1/boot/bootcfg/" ] && exit
[ ! -d "$1/boot/dtb-patch/" ] && exit
fipdev=$(cat $1/boot/bootcfg/device)
linux=$(cat $1/boot/bootcfg/linux)
cmdline=$(cat $1/boot/bootcfg/cmdline)
initrd=$(cat $1/boot/bootcfg/initrd)
dtb=$(cat $1/boot/bootcfg/dtb)
cp -vf $1/boot/dtss/.${dtb}.dtb.dts.tmp $1/boot/dtbs/${dtb}.dts
for bp in $1/boot/dtb-patch/*.patch; do
echo Applying: $bp
patch -d $1/ -p1 -N -r - < $bp
done
if [ -f "$1$initrd" ];then
iend=$(( 0x48000000 + $(du -b $1$initrd | cut -f1) ))
in="\n linux,initrd-start = <0x48000000>;\n linux,initrd-end = <0x$(printf '%x\n' $iend)>;"
else
in=""
echo -n "" > "$1$initrd"
fi
origargs=$(cat $1/boot/dtbs/${dtb}.dts | grep "bootargs = ")
origargs=${origargs##*"bootargs = "}
origargs=${origargs/;/}
origargs=${origargs//"\""/}
echo ORIGARGS = "$origargs"
bootargs="root=PARTLABEL=bpir64-${fipdev}-root $origargs $cmdline"
sed -i 's/.*bootargs = .*/ bootargs = "'"$bootargs"'";'"$in"'/' \
$1/boot/dtbs/${dtb}.dts
dtc -q -I dts -O dtb -o $1/boot/dtbs/${dtb}.dtb $1/boot/dtbs/${dtb}.dts
fiptool --verbose create $1/boot/fip.bin \
--tos-fw-extra2 $1$initrd \
--nt-fw $1$linux \
--nt-fw-config $1/boot/dtbs/${dtb}.dtb
fiptool info $1/boot/fip.bin
fipdev="/dev/disk/by-partlabel/bpir64-${fipdev}-fip"
echo Writing to: $fipdev
dd of=$fipdev if=/dev/zero 2>/dev/null
dd of=$fipdev if=$1/boot/fip.bin
exit 0
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