#!/bin/sh
#---------------------------------------------------------------------------
#
#	last edit-date: [Thu Jan 16 17:02:57 2014]
#
#---------------------------------------------------------------------------

set -e

# Change this

export GPU_MEM=16

export PI_USER=pi
export PI_USER_PASSWORD=raspberry

export SRCROOT=/usr/src
export MNTDIR=/mnt
export MAKEOBJDIRPREFIX=/usr/obj-rpi
export IMG=/usr/obj-rpi/bsd-pi.img

export SRCCONF=$MAKEOBJDIRPREFIX/src.conf

export TARGET_ARCH=armv6
export MAKESYSPATH=$SRCROOT/share/mk

export KERNCONF=RPI-B-CUST

if [ -z "$MNTDIR" ]; then
        echo "MNTDIR is not set properly"
        exit 1
fi

KERNEL=`realpath $MAKEOBJDIRPREFIX`/arm.armv6/`realpath $SRCROOT`/sys/$KERNCONF/kernel
UBLDR=`realpath $MAKEOBJDIRPREFIX`/arm.armv6/`realpath $SRCROOT`/sys/boot/arm/uboot/ubldr
DTB=`realpath $MAKEOBJDIRPREFIX`/arm.armv6/`realpath $SRCROOT`/sys/$KERNCONF/rpi.dtb


make -C $SRCROOT kernel-toolchain
make -C $SRCROOT toolchain
make -C $SRCROOT KERNCONF=$KERNCONF WITH_FDT=yes buildkernel
make -C $SRCROOT MALLOC_PRODUCTION=yes buildworld

buildenv=`make -C $SRCROOT buildenvvars`

eval $buildenv make -C $SRCROOT/sys/boot clean
eval $buildenv make -C $SRCROOT/sys/boot obj
eval $buildenv make -C $SRCROOT/sys/boot UBLDR_LOADADDR=0x2000000 all

rm -f $IMG

dd if=/dev/zero of=$IMG bs=128M count=8
MDFILE=`mdconfig -a -f $IMG`
gpart create -s MBR ${MDFILE}

# Boot partition
gpart add -s 32m -t '!12' ${MDFILE}
gpart set -a active -i 1 ${MDFILE}
newfs_msdos -L boot -F 16 /dev/${MDFILE}s1
mount_msdosfs /dev/${MDFILE}s1 $MNTDIR

# fetch -q -o - http://people.freebsd.org/~gonzo/arm/rpi/freebsd-uboot-20130201.tar.gz | tar -x -v -z -C $MNTDIR -f -

if [ -f $MAKEOBJDIRPREFIX/freebsd-uboot-20130201.tar.gz ]
then
else
	cd $MAKEOBJDIRPREFIX
	fetch -q http://people.freebsd.org/~gonzo/arm/rpi/freebsd-uboot-20130201.tar.gz
fi
cat $MAKEOBJDIRPREFIX/freebsd-uboot-20130201.tar.gz | tar -x -v -z -C $MNTDIR -f -

cat >> $MNTDIR/config.txt <<__EOC__
gpu_mem=$GPU_MEM
device_tree=devtree.dat
device_tree_address=0x100
disable_commandline_tags=1
__EOC__

cp $UBLDR $MNTDIR
cp $DTB $MNTDIR/devtree.dat
umount $MNTDIR

# FreeBSD partition
gpart add -t freebsd ${MDFILE}
gpart create -s BSD ${MDFILE}s2
gpart add -t freebsd-ufs ${MDFILE}s2
newfs /dev/${MDFILE}s2a

# Turn on Softupdates
tunefs -n enable /dev/${MDFILE}s2a
# Turn on SUJ with a minimally-sized journal.
# This makes reboots tolerable if you just pull power on the BB
# Note:  A slow SDHC reads about 1MB/s, so a 30MB
# journal can delay boot by 30s.
tunefs -j enable -S 4194304 /dev/${MDFILE}s2a
# Turn on NFSv4 ACLs
tunefs -N enable /dev/${MDFILE}s2a

mount /dev/${MDFILE}s2a $MNTDIR

make -C $SRCROOT DESTDIR=$MNTDIR -DDB_FROM_SRC installkernel
make -C $SRCROOT DESTDIR=$MNTDIR -DDB_FROM_SRC installworld
make -C $SRCROOT DESTDIR=$MNTDIR -DDB_FROM_SRC distribution

cat > $MNTDIR/boot/loader.rc <<__EORC__
fdt addr 0x100
set boot_multicons="YES"
__EORC__

echo '/dev/mmcsd0s2a / ufs rw,noatime 1 1' > $MNTDIR/etc/fstab

cat > $MNTDIR/etc/rc.conf <<__EORC__
hostname="rpcust"
ifconfig_ue0="DHCP"
pf_enable="YES"
sshd_enable="YES"
devd_enable="YES"
syslogd_enable="YES"
syslogd_flags="-Cns"
sendmail_submit_enable="NO"
sendmail_outbound_enable="NO"
sendmail_msp_queue_enable="NO"
clear_tmp_enable="YES"
clear_tmp_X="NO"
update_motd="NO"
__EORC__

cat > $MNTDIR/etc/pf.conf <<__EORC__
pass in all 
pass out all
__EORC__

cat > $MNTDIR/etc/ttys <<__EOTTYS__
ttyv0 "/usr/libexec/getty Pc" xterm on secure
ttyv1 "/usr/libexec/getty Pc" xterm on secure
ttyv2 "/usr/libexec/getty Pc" xterm on secure
ttyv3 "/usr/libexec/getty Pc" xterm on secure
ttyv4 "/usr/libexec/getty Pc" xterm on secure
ttyv5 "/usr/libexec/getty Pc" xterm on secure
ttyv6 "/usr/libexec/getty Pc" xterm on secure
ttyu0 "/usr/libexec/getty 3wire.115200" dialup on secure
__EOTTYS__

# cp src-building env to target !
cp $SRCCONF $MNTDIR/etc/src.conf

# timezone
cp $MNTDIR/usr/share/zoneinfo/Europe/Berlin $MNTDIR/etc/localtime


echo $PI_USER_PASSWORD | pw -V $MNTDIR/etc useradd -h 0 -n $PI_USER -c "Raspberry Pi User" -s /bin/sh -m
pw -V $MNTDIR/etc groupmod wheel -m $PI_USER
PI_USER_UID=`pw -V $MNTDIR/etc usershow $PI_USER | cut -f 3 -d :`
PI_USER_GID=`pw -V $MNTDIR/etc usershow $PI_USER | cut -f 4 -d :`
mkdir -p $MNTDIR/home/$PI_USER
chown $PI_USER_UID:$PI_USER_GID $MNTDIR/home/$PI_USER

# copy custom file -> target filesystem
cd /usr/ports/pkgs/arm.armv6/files/
if [ $? -eq 0 ]
then
	cp -rpv * $MNTDIR
else
	echo "cannot cd /usr/ports/pkgs/arm.armv6/files/"
fi

# copy packages -> target filesystem
cd /usr/ports/packages
if [ $? -eq 0 ]
then
	mkdir -p $MNTDIR/usr/local/packages
	cp -rv * $MNTDIR/usr/local/packages
else
	echo "cannot cd /usr/ports/packages"
fi

umount $MNTDIR
mdconfig -d -u $MDFILE