xref: /netbsd-src/distrib/utils/embedded/conf/rpi.conf (revision e89934bbf778a6d6d6894877c4da59d0c7835b0f)
1# $NetBSD: rpi.conf,v 1.29 2015/04/19 18:28:31 hubertf Exp $
2# Raspberry Pi customization script used by mkimage
3#
4
5board=rpi
6kernel=$src/sys/arch/evbarm/compile/RPI/netbsd-RPI.bin
7resize=true
8
9. ${DIR}/conf/evbarm.conf
10
11firmwaredir=$src/external/broadcom/rpi-firmware/dist
12firmwarefiles="LICENCE.broadcom bootcode.bin fixup.dat fixup_cd.dat start.elf start_cd.elf"
13
14make_fstab() {
15	make_fstab_evbarm
16}
17
18make_label() {
19	make_label_evbarm
20}
21
22customize() {
23	customize_evbarm
24	cat >> ${mnt}/etc/rc.conf << EOF
25wscons=YES
26devpubd=YES
27EOF
28
29	#
30	# If arm_freq is specified in config.txt, set CPU frequency
31	# to match at boot time.
32	#
33	cp ${release}/etc/rc.local ${mnt}/etc/rc.local
34	cat >> ${mnt}/etc/rc.local << EOF
35if /sbin/sysctl -q machdep.cpu.frequency.max; then
36	cpufreq_max=\$(/sbin/sysctl -n machdep.cpu.frequency.max)
37	cpufreq_cur=\$(/sbin/sysctl -n machdep.cpu.frequency.current)
38	if [ ! "\$cpufreq_max" = "\$cpufreq_cur" ]; then
39		/sbin/sysctl -w machdep.cpu.frequency.target=\$cpufreq_max
40	fi
41fi
42EOF
43	echo "./etc/rc.local type=file uname=root gname=wheel mode=0644" \
44	    >> "$tmp/selected_sets"
45}
46
47populate() {
48	rpi2_kernel="$(echo $kernel | sed 's/RPI/RPI2/g')"
49
50	cat > ${mnt}/boot/cmdline.txt << EOF
51root=ld0a console=fb
52#fb=1280x1024		# to select a mode, otherwise try EDID 
53#fb=disable		# to disable fb completely
54EOF
55	if [ ! -f ${kernel} ]; then
56		echo ${PROG}: Missing ${kernel} 1>&2
57		exit 1
58	fi
59
60	echo "${bar} installing RPI kernel ${bar}"
61	case ${kernel} in
62	*.gz)
63		gzip -dc ${kernel} > ${mnt}/boot/kernel.img
64		;;
65	*)
66		cp ${kernel} ${mnt}/boot/kernel.img
67		;;
68	esac
69
70	echo "${bar} installing RPI2 kernel ${bar}"
71	case ${rpi2_kernel} in
72	*.gz)
73		gzip -dc ${rpi2_kernel} > ${mnt}/boot/kernel7.img
74		;;
75	*)
76		cp ${rpi_kernel} ${mnt}/boot/kernel7.img
77		;;
78	esac
79
80	echo "${bar} installing firmware files ${bar}"
81	(cd ${mnt}/boot &&
82		for f in ${firmwarefiles}; do
83			echo " $f"
84			cp ${firmwaredir}/${f} .
85		done
86	)
87
88}
89