1# $NetBSD: armv7.conf,v 1.47 2024/03/14 15:41:54 christos Exp $
2# ARMv7 customization script used by mkimage
3#
4board=armv7
5console=fb
6resize=true
7
8. ${DIR}/conf/evbarm.conf
9
10kernels_generic="GENERIC"
11
12make_label() {
13	make_label_evbarm
14}
15
16make_fstab() {
17	make_fstab_evbarm
18}
19
20customize() {
21	customize_evbarm
22	cat >> "${mnt}/etc/rc.conf" << EOF
23mdnsd=YES
24devpubd=YES
25wscons=\$(dev_exists wsdisplay0)
26EOF
27}
28
29populate_common() {
30	if [ -f "${release}/usr/mdec/bootarm.efi" ]; then
31		# Install EFI bootloader
32		mkdir -p "${mnt}/boot/EFI/BOOT"
33		cp "${release}/usr/mdec/bootarm.efi" "${mnt}/boot/EFI/BOOT/bootarm.efi"
34
35		# Install GENERIC kernel to root of the FFS partition
36		${GZIP_CMD} -dc ${kernel}/netbsd-${kernels_generic}.gz > "${mnt}/netbsd"
37		echo "./netbsd type=file uname=root gname=wheel mode=0755" \
38		    >> "$tmp/selected_sets"
39
40		cp ${DIR}/files/armv7_boot.cmd ${mnt}/boot/boot.cmd
41		cp ${DIR}/files/boot.cfg ${mnt}/boot/boot.cfg
42	else
43		# Fallback to non-EFI boot command
44		cp ${DIR}/files/armv7_boot_nonefi.cmd ${mnt}/boot/boot.cmd
45	fi
46
47	# Install boot script
48	[ -n "${MKREPRO_TIMESTAMP}" ] && \
49	    MKUBOOTIMAGEARGS="-t ${MKREPRO_TIMESTAMP}"
50	"${MKUBOOTIMAGE}" -A arm -C none -O netbsd -T script \
51	    ${MKUBOOTIMAGEARGS} -a 0 -n "NetBSD/armv7 boot" \
52	    "${mnt}/boot/boot.cmd" "${mnt}/boot/boot.scr"
53}
54
55populate_rpi() {
56	firmwaredir="${src}/external/broadcom/rpi-firmware/dist"
57	firmwarefiles="LICENCE.broadcom bootcode.bin fixup.dat fixup_cd.dat start.elf start_cd.elf"
58
59	# The GENERIC .img kernel img is used for RPI2
60	if [ -f "${mnt}/boot/netbsd-GENERIC.img" ]; then
61		cat > "${mnt}/boot/cmdline.txt" << EOF
62root=ld0a console=${console}
63#fb=1280x1024		# to select a mode, otherwise try EDID
64#fb=disable		# to disable fb completely
65EOF
66
67		cat > ${mnt}/boot/config.txt << EOF
68#
69upstream_kernel=1
70os_prefix=dtb/
71cmdline=../cmdline.txt
72kernel=/netbsd-GENERIC.img
73# Boot options, see https://www.raspberrypi.com/documentation/computers/config_txt.html#boot-options
74kernel_address=0x01000040
75# UART settings, see https://www.raspberrypi.com/documentation/computers/configuration.html#configuring-uarts
76enable_uart=1
77force_turbo=0
78EOF
79
80	        echo "${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	fi
89
90	#
91	# If arm_freq is specified in config.txt, set CPU frequency
92	# to match at boot time.
93	#
94	cp ${release}/etc/rc.local ${mnt}/etc/rc.local
95	cat >> ${mnt}/etc/rc.local << EOF
96if /sbin/sysctl -q machdep.cpu.frequency.max; then
97	cpufreq_max=\$(/sbin/sysctl -n machdep.cpu.frequency.max)
98	cpufreq_cur=\$(/sbin/sysctl -n machdep.cpu.frequency.current)
99	if [ ! "\$cpufreq_max" = "\$cpufreq_cur" ]; then
100		/sbin/sysctl -w machdep.cpu.frequency.target=\$cpufreq_max
101	fi
102fi
103EOF
104	echo "./etc/rc.local type=file uname=root gname=wheel mode=0644" \
105	    >> "$tmp/selected_sets"
106}
107
108populate_amlogic() {
109	odroidc1_kernelimg=netbsd-GENERIC.ub
110
111	# Create a boot.ini for Amlogic U-Boot
112	cat >> "${mnt}/boot/boot.ini" << EOF
113ODROIDC-UBOOT-CONFIG
114
115setenv bootargs "awge0.mac-address=\${ethaddr}"
116setenv bootcmd "fatload mmc 0:1 0x21000000 ${odroidc1_kernelimg}; fatload mmc 0:1 0x20000000 dtb/meson8b-odroidc1.dtb; bootm 0x21000000 - 0x20000000"
117run bootcmd
118EOF
119}
120
121populate() {
122	echo "${bar} looking for kernels in ${kernel} ${bar}"
123	kernels=""
124	# .ub kernels
125	for k in $kernels_generic; do
126		f="${kernel}/netbsd-${k}.ub.gz"
127		test -f "${f}" && kernels="${kernels} ${f}"
128	done
129	# .img kernels
130	for k in $kernels_generic; do
131		f="${kernel}/netbsd-${k}.img.gz"
132		test -f "${f}" && kernels="${kernels} ${f}"
133	done
134
135	# install kernels to /boot partition
136	for k in ${kernels}; do
137		tgt="$(basename ${k} | sed 's/\.gz$//')"
138		echo "${bar} installing ${k} to /boot/${tgt} ${bar}"
139		case "${k}" in
140		*.gz)
141			${GZIP_CMD} -dc "${k}" > "${mnt}/boot/${tgt}"
142			;;
143		*)
144			cp "${k}" "${mnt}/boot/${tgt}"
145			;;
146		esac ||
147			fail "Copy of ${k} to ${mnt}/boot/${tgt} failed"
148	done
149
150	# board specific configuration
151	populate_amlogic
152	populate_rpi
153
154	# common configuration
155	populate_common
156}
157