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ver 2.6

#!/bin/sh
#
# Boot startup script for ELWIX BaseFS ...
#
# $Id: rc,v 1.4 2021/03/11 13:59:50 misho Exp $

stty status '^T'

trap : 2
trap : 3
trap : 18

HOME=/root
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/pkg/bin:/usr/pkg/sbin:/usr/local/bin:/usr/local/sbin
TERM=xterm
BLOCKSIZE=1k
EDITOR=vi
PAGER=less
export HOME PATH TERM BLOCKSIZE EDITOR PAGER

ETCDEV="md1"
ETCSIZE="8m"

FRMDEV2="md4"
FRMSIZE2="32m"
FRMFILE2="elwix-firmware2.sys"

FRMPATH="/elwix"
FRM2PATH="/elwix/pkg"
FIT2CF="/dev/ufs/fit2cf"
CFDIR="/elwix/cf"

ELWIX2="/dev/ufs/elwix2"
ELWIX="/dev/ufs/elwix"

umask 022

failed_sysvol()
{
	echo " BaseFS: Failed $1 - $2 ... Go to emergency shell !!!"

	exit 127
}

boot_elwix2()
{
	echo " BaseFS: Loading ELWIX secondary firmware"

	mdmfs -s $FRMSIZE2 -S -n -m0 -oasync $FRMDEV2 $FRM2PATH
	if test $? -ne 0; then
		failed_sysvol "to mount firmware image " $FRMFILE2
	fi
	cd $FRM2PATH
	pax -r -z -pe -f $FRMPATH/$FRMFILE2
	if test $? -ne 0; then
		failed_sysvol "to load firmware image " $FRMFILE2
	fi
	cd -
	mount -ur $FRM2PATH
}

#
## main()
#

echo "ELWIX>>> Firmware BaseFS boot stage ..."

if ! mount -a; then
	umount -A
	fsck -y 1>/dev/null 2>&1
	if ! mount -a; then
		umount -A -f
		fsck -f -y 1>/dev/null 2>&1
		if ! mount -a; then
			failed_sysvol mount "system volumes"
		fi
	fi
fi

if test -c "$FIT2CF" -a -d "$CFDIR"; then
	echo " RootFS: Mount ELWIX flash volume"
	if ! mount -o ro $FIT2CF $CFDIR; then
		umount $CFDIR
		fsck -y -tufs $FIT2CF 1>/dev/null 2>&1
		if ! mount -o ro $FIT2CF $CFDIR; then
			echo "Error:: mount of $FIT2CF to $CFDIR failed!"
		fi
	fi
fi

if test -r "$FRMPATH/$FRMFILE2"; then
	boot_elwix2
fi

mkdir /var/etc
mount -tunionfs /var/etc /etc

exec /etc/rc.init