summaryrefslogtreecommitdiffstats
path: root/target/linux/ar71xx/base-files/lib/upgrade/platform.sh
blob: 3adfcd58b34ea15eae12ee1f61884230c75733c5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
#
# Copyright (C) 2011 OpenWrt.org
#

. /lib/ar71xx.sh

PART_NAME=firmware
RAMFS_COPY_DATA=/lib/ar71xx.sh

CI_BLKSZ=65536
CI_LDADR=0x80060000

platform_find_partitions() {
	local first dev size erasesize name
	while read dev size erasesize name; do
		name=${name#'"'}; name=${name%'"'}
		case "$name" in
			vmlinux.bin.l7|vmlinux|kernel|linux|rootfs)
				if [ -z "$first" ]; then
					first="$name"
				else
					echo "$erasesize:$first:$name"
					break
				fi
			;;
		esac
	done < /proc/mtd
}

platform_find_kernelpart() {
	local part
	for part in "${1%:*}" "${1#*:}"; do
		case "$part" in
			vmlinux.bin.l7|vmlinux|kernel|linux)
				echo "$part"
				break
			;;
		esac
	done
}

platform_do_upgrade_combined() {
	local partitions=$(platform_find_partitions)
	local kernelpart=$(platform_find_kernelpart "${partitions#*:}")
	local erase_size=$((0x${partitions%%:*})); partitions="${partitions#*:}"
	local kern_length=0x$(dd if="$1" bs=2 skip=1 count=4 2>/dev/null)
	local kern_blocks=$(($kern_length / $CI_BLKSZ))
	local root_blocks=$((0x$(dd if="$1" bs=2 skip=5 count=4 2>/dev/null) / $CI_BLKSZ))

	if [ -n "$partitions" ] && [ -n "$kernelpart" ] && \
	   [ ${kern_blocks:-0} -gt 0 ] && \
	   [ ${root_blocks:-0} -gt ${kern_blocks:-0} ] && \
	   [ ${erase_size:-0} -gt 0 ];
	then
		local append=""
		[ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"

		( dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null; \
		  dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null ) | \
			mtd -r $append -F$kernelpart:$kern_length:$CI_LDADR,rootfs write - $partitions
	fi
}

tplink_get_image_hwid() {
	get_image "$@" | dd bs=4 count=1 skip=16 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
}

platform_check_image() {
	local board=$(ar71xx_board_name)
	local magic="$(get_magic_word "$1")"
	local magic_long="$(get_magic_long "$1")"

	[ "$ARGC" -gt 1 ] && return 1

	case "$board" in
	all0258n )
		platform_check_image_all0258n "$1" && return 0
		return 1
		;;
	alfa-ap96 | \
	alfa-nx | \
	ap113 | \
	ap121 | \
	ap121-mini | \
	ap96 | \
	db120 | \
	hornet-ub | \
	zcn-1523h-2 | \
	zcn-1523h-5)
		[ "$magic_long" != "68737173" -a "$magic_long" != "19852003" ] && {
			echo "Invalid image type."
			return 1
		}
		return 0
		;;
	ap81 | \
	ap83 | \
	dir-600-a1 | \
	dir-615-c1 | \
	dir-615-e4 | \
	dir-825-b1 | \
	mzk-w04nu | \
	mzk-w300nh | \
	tew-632brp | \
	wrt400n | \
	airrouter | \
	bullet-m | \
	nanostation-m | \
	rocket-m | \
	rw2458n | \
	wzr-hp-g300nh2 | \
	wzr-hp-g300nh | \
	wzr-hp-g450h | \
	wzr-hp-ag300h | \
	whr-g301n | \
	whr-hp-g300n | \
	whr-hp-gn | \
	nbg460n_550n_550nh | \
	unifi )
		[ "$magic" != "2705" ] && {
			echo "Invalid image type."
			return 1
		}
		return 0
		;;
	tl-mr11u | \
	tl-mr3020 | \
	tl-mr3220 | \
	tl-mr3420 | \
	tl-wa901nd | \
	tl-wa901nd-v2 | \
	tl-wr703n | \
	tl-wr741nd | \
	tl-wr741nd-v4 | \
	tl-wr841n-v1 | \
	tl-wr841n-v7 | \
	tl-wr941nd | \
	tl-wr1043nd | \
	tl-wr2543n)
		[ "$magic" != "0100" ] && {
			echo "Invalid image type."
			return 1
		}

		local hwid
		local imageid

		hwid=$(tplink_get_hwid)
		imageid=$(tplink_get_image_hwid "$1")

		[ "$hwid" != "$imageid" ] && {
			echo "Invalid image, hardware ID mismatch, hw:$hwid image:$imageid."
			return 1
		}

		return 0
		;;
	wndr3700)
		local hw_magic

		hw_magic="$(ar71xx_get_mtd_part_magic firmware)"
		[ "$magic_long" != "$hw_magic" ] && {
			echo "Invalid image, hardware ID mismatch, hw:$hw_magic image:$magic_long."
			return 1
		}
		return 0
		;;
	wrt160nl)
		[ "$magic" != "4e4c" ] && {
			echo "Invalid image type."
			return 1
		}
		return 0
		;;
	routerstation | \
	routerstation-pro | \
	ls-sr71 | \
	pb42 | \
	pb44 | \
	eap7660d | \
	ja76pf )
		[ "$magic" != "4349" ] && {
			echo "Invalid image. Use *-sysupgrade.bin files on this board"
			return 1
		}

		local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null)
		local md5_chk=$(dd if="$1" bs=$CI_BLKSZ skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}"

		if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
			return 0
		else
			echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
			return 1
		fi
		return 0
		;;
	esac

	echo "Sysupgrade is not yet supported on $board."
	return 1
}

platform_do_upgrade() {
	local board=$(ar71xx_board_name)

	case "$board" in
	routerstation | \
	routerstation-pro | \
	ls-sr71 | \
	eap7660d | \
	pb42 | \
	pb44 | \
	ja76pf)
		platform_do_upgrade_combined "$ARGV"
		;;
	all0258n )
		platform_do_upgrade_all0258n "$ARGV"
		;;
	*)
		default_do_upgrade "$ARGV"
		;;
	esac
}

disable_watchdog() {
	killall watchdog
	( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
		echo 'Could not disable watchdog'
		return 1
	}
}

append sysupgrade_pre_upgrade disable_watchdog