xref: /freebsd/release/tools/arm.subr (revision 657729a89dd578d8cfc70d6616f5c65a48a8b33a)
1#!/bin/sh
2#-
3# Copyright (c) 2015-2017 The FreeBSD Foundation
4# All rights reserved.
5#
6# Portions of this software were developed by Glen Barber
7# under sponsorship from the FreeBSD Foundation.
8#
9# Redistribution and use in source and binary forms, with or without
10# modification, are permitted provided that the following conditions
11# are met:
12# 1. Redistributions of source code must retain the above copyright
13#    notice, this list of conditions and the following disclaimer.
14# 2. Redistributions in binary form must reproduce the above copyright
15#    notice, this list of conditions and the following disclaimer in the
16#    documentation and/or other materials provided with the distribution.
17#
18# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28# SUCH DAMAGE.
29#
30# Common subroutines used to build arm, arm64, or RISC-V SD card images.
31#
32# $FreeBSD$
33#
34
35cleanup() {
36	if [ -c "${DESTDIR}/dev/null" ]; then
37		umount_loop ${DESTDIR}/dev 2>/dev/null
38	fi
39	umount_loop ${DESTDIR}
40	if [ ! -z "${mddev}" ]; then
41		mdconfig -d -u ${mddev}
42	fi
43
44	return 0
45}
46
47umount_loop() {
48	DIR=$1
49	i=0
50	sync
51	while ! umount ${DIR}; do
52		i=$(( $i + 1 ))
53		if [ $i -ge 10 ]; then
54			# This should never happen.  But, it has happened.
55			echo "Cannot umount(8) ${DIR}"
56			echo "Something has gone horribly wrong."
57			return 1
58		fi
59		sleep 1
60	done
61
62	return 0
63}
64
65arm_create_disk() {
66	if [ $(sysctl -n kern.geom.part.mbr.enforce_chs) != 0 ]; then
67		return 1
68	fi
69
70	# Create the target raw file and temporary work directory.
71	chroot ${CHROOTDIR} gpart create -s ${PART_SCHEME} ${mddev}
72	if [ "${PART_SCHEME}" = "GPT" ]; then
73		chroot ${CHROOTDIR} gpart add -t efi -l efi -a 512k -s ${FAT_SIZE} ${mddev}
74		chroot ${CHROOTDIR} newfs_msdos -L efi -F ${FAT_TYPE} /dev/${mddev}p1
75		chroot ${CHROOTDIR} gpart add -t freebsd-ufs -l rootfs -a 64k ${mddev}
76		chroot ${CHROOTDIR} newfs -U -L rootfs /dev/${mddev}p2
77	fi
78	if [ "${PART_SCHEME}" = "MBR" ]; then
79		chroot ${CHROOTDIR} gpart add -t '!12' -a 512k -s ${FAT_SIZE} ${mddev}
80		chroot ${CHROOTDIR} gpart set -a active -i 1 ${mddev}
81		chroot ${CHROOTDIR} newfs_msdos -L efi -F ${FAT_TYPE} /dev/${mddev}s1
82		chroot ${CHROOTDIR} gpart add -t freebsd ${mddev}
83		chroot ${CHROOTDIR} gpart create -s bsd ${mddev}s2
84		chroot ${CHROOTDIR} gpart add -t freebsd-ufs -a 64k -b 64k ${mddev}s2
85		chroot ${CHROOTDIR} newfs -U -L rootfs /dev/${mddev}s2a
86	fi
87
88	return 0
89}
90
91arm_create_user() {
92	# Create a default user account 'freebsd' with the password 'freebsd',
93	# and set the default password for the 'root' user to 'root'.
94	chroot ${CHROOTDIR} /usr/sbin/pw -R ${DESTDIR} \
95		groupadd freebsd -g 1001
96	chroot ${CHROOTDIR} mkdir -p ${DESTDIR}/home/freebsd
97	chroot ${CHROOTDIR} /usr/sbin/pw -R ${DESTDIR} \
98		useradd freebsd \
99		-m -M 0755 -w yes -n freebsd -u 1001 -g 1001 -G 0 \
100		-c 'FreeBSD User' -d '/home/freebsd' -s '/bin/csh'
101	chroot ${CHROOTDIR} /usr/sbin/pw -R ${DESTDIR} \
102		usermod root -w yes
103
104	return 0
105}
106
107arm_setup_usb_otg() {
108	# Set up virtual serial port over USB OTG / device mode.
109	echo >> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
110	echo '# Required for USB OTG virtual serial port.' \
111		>> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
112	echo 'notify 100 {' \
113		>> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
114	echo '	match "system"		"DEVFS";' \
115		>> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
116	echo '	match "subsystem"	"CDEV";' \
117		>> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
118	echo '	match "type"		"CREATE";' \
119		>> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
120	echo '	match "cdev"		"ttyU[0-9]+";' \
121		>> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
122	echo '	action "/sbin/init q";' \
123		>> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
124	echo '};' \
125		>> ${CHROOTDIR}/${DESTDIR}/etc/devd.conf
126
127	echo '# USB OTG virtual serial port' \
128		>> ${CHROOTDIR}/${DESTDIR}/etc/ttys
129	echo 'ttyU0	"/usr/libexec/getty 3wire"	vt100	onifconsole  secure' \
130		>> ${CHROOTDIR}/${DESTDIR}/etc/ttys
131	echo 'ttyU1	"/usr/libexec/getty 3wire"	vt100	onifconsole  secure' \
132		>> ${CHROOTDIR}/${DESTDIR}/etc/ttys
133
134	echo '# Configure USB OTG; see usb_template(4).' \
135		>> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
136	echo 'hw.usb.template=3' \
137		>> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
138	echo 'umodem_load="YES"' \
139	     >> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
140}
141
142arm64_setup_multicons() {
143	if [ "${EMBEDDED_TARGET_ARCH}" != "aarch64" ]; then
144		return
145	fi
146
147	echo '# Multiple console (serial+efi gop) enabled.' \
148		>> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
149	echo 'boot_multicons="YES"' \
150	     >> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
151	echo 'boot_serial="YES"' \
152	     >> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
153}
154
155arm_setup_fdt_overlays() {
156	if [ -z "${FDT_OVERLAYS}" ]; then
157		return
158	fi
159
160	echo '# DTB OVERLAYS' \
161		>> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
162	echo "fdt_overlays=\"${FDT_OVERLAYS}\"" \
163	     >> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
164}
165
166arm_setup_minimal_loader() {
167	echo '# Disable the beastie menu and color' \
168		>> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
169	echo 'beastie_disable="YES"' \
170		>> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
171	echo 'loader_color="NO"' \
172		>> ${CHROOTDIR}/${DESTDIR}/boot/loader.conf
173}
174
175arm_install_base() {
176	if [ "${PART_SCHEME}" = "GPT" ]; then
177		chroot ${CHROOTDIR} mount /dev/${mddev}p2 ${DESTDIR}
178	fi
179	if [ "${PART_SCHEME}" = "MBR" ]; then
180		chroot ${CHROOTDIR} mount /dev/${mddev}s2a ${DESTDIR}
181	fi
182	_OSVERSION=$(chroot ${CHROOTDIR} /usr/bin/uname -U)
183	REVISION=$(chroot ${CHROOTDIR} make -C /usr/src/release -V REVISION)
184	BRANCH=$(chroot ${CHROOTDIR} make -C /usr/src/release -V BRANCH)
185	export UNAME_r=${REVISION}-${BRANCH}
186	eval chroot ${CHROOTDIR} make -C ${WORLDDIR} \
187		TARGET=${EMBEDDED_TARGET} \
188		TARGET_ARCH=${EMBEDDED_TARGET_ARCH} \
189		DESTDIR=${DESTDIR} KERNCONF=${KERNEL} \
190		${CONF_FILES} installworld installkernel distribution
191	chroot ${CHROOTDIR} mkdir -p ${DESTDIR}/boot/efi
192	# Compatibility symlink to /boot/msdos for 13.1 and earlier
193	chroot ${CHROOTDIR} ln -s efi ${DESTDIR}/boot/msdos
194
195	arm_create_user
196	arm_setup_usb_otg
197	arm64_setup_multicons
198	arm_setup_fdt_overlays
199	arm_setup_minimal_loader
200	arm_do_quirk
201
202	echo '# Custom /etc/fstab for FreeBSD embedded images' \
203		> ${CHROOTDIR}/${DESTDIR}/etc/fstab
204	if [ "${PART_SCHEME}" = "GPT" ]; then
205		echo "/dev/ufs/rootfs		/		ufs	rw		1	1" \
206			>> ${CHROOTDIR}/${DESTDIR}/etc/fstab
207		echo "/dev/msdosfs/EFI		/boot/efi	msdosfs	rw,noatime	0	0" \
208			>> ${CHROOTDIR}/${DESTDIR}/etc/fstab
209	fi
210	if [ "${PART_SCHEME}" = "MBR" ]; then
211		echo "/dev/ufs/rootfs		/		ufs	rw		1	1" \
212			>> ${CHROOTDIR}/${DESTDIR}/etc/fstab
213		echo "/dev/msdosfs/EFI		/boot/efi 	msdosfs	rw,noatime	0	0" \
214			>> ${CHROOTDIR}/${DESTDIR}/etc/fstab
215	fi
216	echo "tmpfs			/tmp		tmpfs	rw,mode=1777	0	0" \
217		>> ${CHROOTDIR}/${DESTDIR}/etc/fstab
218
219	local hostname
220	hostname="$(echo ${KERNEL} | tr '[:upper:]' '[:lower:]')"
221	echo "hostname=\"${hostname}\"" > ${CHROOTDIR}/${DESTDIR}/etc/rc.conf
222	echo 'ifconfig_DEFAULT="DHCP"' >> ${CHROOTDIR}/${DESTDIR}/etc/rc.conf
223	echo 'sshd_enable="YES"' >> ${CHROOTDIR}/${DESTDIR}/etc/rc.conf
224	echo 'sendmail_enable="NONE"' >> ${CHROOTDIR}/${DESTDIR}/etc/rc.conf
225	echo 'sendmail_submit_enable="NO"' >> ${CHROOTDIR}/${DESTDIR}/etc/rc.conf
226	echo 'sendmail_outbound_enable="NO"' >> ${CHROOTDIR}/${DESTDIR}/etc/rc.conf
227	echo 'sendmail_msp_queue_enable="NO"' >> ${CHROOTDIR}/${DESTDIR}/etc/rc.conf
228	echo 'growfs_enable="YES"' >> ${CHROOTDIR}/${DESTDIR}/etc/rc.conf
229
230	sync
231	umount_loop ${CHROOTDIR}/${DESTDIR}
232
233	return 0
234}
235
236arm_install_boot() {
237	FATMOUNT="${DESTDIR%${KERNEL}}/fat"
238	UFSMOUNT="${DESTDIR%${KERNEL}}/ufs"
239	chroot ${CHROOTDIR} mkdir -p "${FATMOUNT}" "${UFSMOUNT}"
240	if [ "${PART_SCHEME}" = "GPT" ]; then
241		dospart="/dev/${mddev}p1"
242		ufspart="/dev/${mddev}p2"
243	fi
244	if [ "${PART_SCHEME}" = "MBR" ]; then
245		dospart="/dev/${mddev}s1"
246		ufspart="/dev/${mddev}s2a"
247	fi
248
249	chroot ${CHROOTDIR} mount_msdosfs ${dospart} ${FATMOUNT}
250	chroot ${CHROOTDIR} mount ${ufspart} ${UFSMOUNT}
251
252	BOOTFILES="$(chroot ${CHROOTDIR} \
253		env TARGET=${EMBEDDED_TARGET} TARGET_ARCH=${EMBEDDED_TARGET_ARCH} \
254		WITH_UNIFIED_OBJDIR=yes \
255		make -C ${WORLDDIR}/stand -V .OBJDIR)"
256	BOOTFILES="$(chroot ${CHROOTDIR} realpath ${BOOTFILES})"
257
258	chroot ${CHROOTDIR} mkdir -p ${FATMOUNT}/EFI/BOOT
259	chroot ${CHROOTDIR} cp -p ${BOOTFILES}/efi/loader_lua/loader_lua.efi \
260		${FATMOUNT}/EFI/BOOT/$(efi_boot_name ${EMBEDDED_TARGET})
261
262	chroot ${CHROOTDIR} cp -R ${UFSMOUNT}/boot/dtb ${FATMOUNT}
263
264	chroot ${CHROOTDIR} touch ${UFSMOUNT}/firstboot
265	sync
266	umount_loop ${CHROOTDIR}/${FATMOUNT}
267	umount_loop ${CHROOTDIR}/${UFSMOUNT}
268	chroot ${CHROOTDIR} rmdir ${FATMOUNT}
269	chroot ${CHROOTDIR} rmdir ${UFSMOUNT}
270}
271
272arm_install_uboot() {
273	# Override in the ${EMBEDDED_TARGET}/${BOARDNAME}.conf file.
274
275	return 0
276}
277
278arm_do_quirk() {
279	# Override in the ${EMBEDDED_TARGET}/${BOARDNAME}.conf file.
280}
281