N1将armbian刷入emmc
执行lsblk命令查看能否正常识别mmcblk1分区，若不能识别则无法刷入emmc
install.sh文件代码如下
#!/bin/sh
echo "Start script create MBR and filesystem"
DEV_EMMC=/dev/mmcblk1
echo "Start backup u-boot default"
dd if="${DEV_EMMC}" of=/boot/u-boot-default.img bs=1M count=4
echo "Start create MBR and partittion"
parted -s "${DEV_EMMC}" mklabel msdos
# `bootloader` / `reserved` occupies [0, 100M).
# Sector size is 512B.
parted -s "${DEV_EMMC}" unit s mkpart primary fat32 204800 466943 # [100M, 228M)
parted -s "${DEV_EMMC}" unit s mkpart primary ext4 466944 100% # [228M, ...]
echo "Start restore u-boot"
dd if=/boot/u-boot-default.img of="${DEV_EMMC}" conv=fsync bs=1 count=442
dd if=/boot/u-boot-default.img of="${DEV_EMMC}" conv=fsync bs=512 skip=1 seek=1
sync
echo "Done"
echo "Start copy system for eMMC."
mkdir -p /ddbr
chmod 777 /ddbr
PART_BOOT="/dev/mmcblk1p1"
PART_ROOT="/dev/mmcblk1p2"
DIR_INSTALL="/ddbr/install"
if [ -d $DIR_INSTALL ] ; then
rm -rf $DIR_INSTALL
fi
mkdir -p $DIR_INSTALL
if grep -q $PART_BOOT /proc/mounts ; then
echo "Unmounting BOOT partiton."
umount -f $PART_BOOT
fi
echo -n "Formatting BOOT partition..."
mkfs.vfat -n "BOOT_EMMC" $PART_BOOT
echo "done."
mount -o rw $PART_BOOT $DIR_INSTALL
echo -n "Cppying BOOT..."
cp -r /boot/* $DIR_INSTALL && sync
echo "done."
echo -n "Edit init config..."
sed -e "s/ROOTFS/ROOT_EMMC/g" \
-i "$DIR_INSTALL/uEnv.ini"
echo "done."
rm $DIR_INSTALL/s9*
rm $DIR_INSTALL/aml*
rm -rf $DIR_INSTALL/n1*
umount $DIR_INSTALL
if grep -q $PART_ROOT /proc/mounts ; then
echo "Unmounting ROOT partiton."
umount -f $PART_ROOT
fi
if [ -e /boot/n1-logo.img ] ; then
# The logo should be no greater than 8M. (It's less than 5M in my case.)
echo "Installing Ubuntu logo..."
dd if=/boot/n1-logo.img of=/dev/mmcblk1 bs=1M seek=644
echo "done."
fi
echo "Formatting ROOT partition..."
# 0x27400000 ~ +0x800000 is used by `/dev/env`. Mark them as bad blocks
# so that they won't be used by Linux. (It seems that they're overwritten
# each time system boots if invalid.)
#
# As `ROOT_EMMC` starts from 228M, offset of `/dev/env` in this partition
# is 400M.
#
# Here we generates a sequence of block number in range [400M, 408M), with
# block size = 4K, and pass them as bad blocks to `mke2fs`.
#
# Given that we're using 4K blocks, the mapped block number will be [102400,
# 104448), or [102400, 104447].
#
# `/dev/logo` is in range [644M, 772M) (of the whole `/dev/mmcblk1`, not this
# partition. Minus 228M yourself.). Mark them as bad blocks if you want to
# preserve or replace the boot logo.
#
# All other partitions (`recovery`, `rsv`, `tee`, `crypt`, `misc`, `boot`,
# `system`, `data` is already overwritten by the original script, as it
# places the first partition at 700M.)
echo "Marked blocks used by /dev/env as bad to protected them from being overwritten."
seq 102400 104447 > /tmp/reservedblks
if [ -e /boot/n1-logo.img ] ; then
echo "Marked blocks used by /dev/logo as bad."
seq 106496 108543 >> /tmp/reservedblks # Only first 8M of `/dev/logo` is reserved.
fi
mke2fs -F -q -t ext4 -L ROOT_EMMC -m 0 $PART_ROOT -b 4096 -l /tmp/reservedblks
e2fsck -n $PART_ROOT
echo "done."
echo "Copying ROOTFS."
mount -o rw $PART_ROOT $DIR_INSTALL
cd /
echo "Copy BIN"
tar -cf - bin | (cd $DIR_INSTALL; tar -xpf -)
#echo "Copy BOOT"
#mkdir -p $DIR_INSTALL/boot
#tar -cf - boot | (cd $DIR_INSTALL; tar -xpf -)
echo "Create DEV"
mkdir -p $DIR_INSTALL/dev
#tar -cf - dev | (cd $DIR_INSTALL; tar -xpf -)
echo "Copy ETC"
tar -cf - etc | (cd $DIR_INSTALL; tar -xpf -)
echo "Copy HOME"
tar -cf - home | (cd $DIR_INSTALL; tar -xpf -)
echo "Copy LIB"
tar -cf - lib | (cd $DIR_INSTALL; tar -xpf -)
echo "Create MEDIA"
mkdir -p $DIR_INSTALL/media
#tar -cf - media | (cd $DIR_INSTALL; tar -xpf -)
echo "Create MNT"
mkdir -p $DIR_INSTALL/mnt
#tar -cf - mnt | (cd $DIR_INSTALL; tar -xpf -)
echo "Copy OPT"
tar -cf - opt | (cd $DIR_INSTALL; tar -xpf -)
echo "Create PROC"
mkdir -p $DIR_INSTALL/proc
echo "Copy ROOT"
tar -cf - root | (cd $DIR_INSTALL; tar -xpf -)
echo "Create RUN"
mkdir -p $DIR_INSTALL/run
echo "Copy SBIN"
tar -cf - sbin | (cd $DIR_INSTALL; tar -xpf -)
echo "Copy SELINUX"
tar -cf - selinux | (cd $DIR_INSTALL; tar -xpf -)
echo "Copy SRV"
tar -cf - srv | (cd $DIR_INSTALL; tar -xpf -)
echo "Create SYS"
mkdir -p $DIR_INSTALL/sys
echo "Create TMP"
mkdir -p $DIR_INSTALL/tmp
echo "Copy USR"
tar -cf - usr | (cd $DIR_INSTALL; tar -xpf -)
echo "Copy VAR"
tar -cf - var | (cd $DIR_INSTALL; tar -xpf -)
echo "Copy fstab"
rm $DIR_INSTALL/etc/fstab
cp -a /root/fstab $DIR_INSTALL/etc/fstab
rm $DIR_INSTALL/root/install.sh
rm $DIR_INSTALL/root/fstab
rm $DIR_INSTALL/usr/bin/ddbr
rm $DIR_INSTALL/usr/bin/ddbr_backup_nand
rm $DIR_INSTALL/usr/bin/ddbr_backup_nand_full
rm $DIR_INSTALL/usr/bin/ddbr_restore_nand
cd /
sync
umount $DIR_INSTALL
echo "*******************************************"
echo "Complete copy OS to eMMC "
echo "*******************************************"执行shutdown now关机断电，拔掉u盘后插电即可直接进入armbian
参考：
https://www.leonlu.cc/hobby/note005-phicomm-p1-linux/
https://isolated.site/2018/12/08/my-script-for-installing-armbian-5-67-into-phicomm-n1/
