Root/target/linux/ar71xx/base-files/lib/upgrade/platform.sh

1#
2# Copyright (C) 2011 OpenWrt.org
3#
4
5. /lib/ar71xx.sh
6
7PART_NAME=firmware
8RAMFS_COPY_DATA=/lib/ar71xx.sh
9
10CI_BLKSZ=65536
11CI_LDADR=0x80060000
12
13platform_find_partitions() {
14    local first dev size erasesize name
15    while read dev size erasesize name; do
16        name=${name#'"'}; name=${name%'"'}
17        case "$name" in
18            vmlinux.bin.l7|vmlinux|kernel|linux|linux.bin|rootfs|filesystem)
19                if [ -z "$first" ]; then
20                    first="$name"
21                else
22                    echo "$erasesize:$first:$name"
23                    break
24                fi
25            ;;
26        esac
27    done < /proc/mtd
28}
29
30platform_find_kernelpart() {
31    local part
32    for part in "${1%:*}" "${1#*:}"; do
33        case "$part" in
34            vmlinux.bin.l7|vmlinux|kernel|linux|linux.bin)
35                echo "$part"
36                break
37            ;;
38        esac
39    done
40}
41
42platform_do_upgrade_combined() {
43    local partitions=$(platform_find_partitions)
44    local kernelpart=$(platform_find_kernelpart "${partitions#*:}")
45    local erase_size=$((0x${partitions%%:*})); partitions="${partitions#*:}"
46    local kern_length=0x$(dd if="$1" bs=2 skip=1 count=4 2>/dev/null)
47    local kern_blocks=$(($kern_length / $CI_BLKSZ))
48    local root_blocks=$((0x$(dd if="$1" bs=2 skip=5 count=4 2>/dev/null) / $CI_BLKSZ))
49
50    if [ -n "$partitions" ] && [ -n "$kernelpart" ] && \
51       [ ${kern_blocks:-0} -gt 0 ] && \
52       [ ${root_blocks:-0} -gt ${kern_blocks:-0} ] && \
53       [ ${erase_size:-0} -gt 0 ];
54    then
55        local append=""
56        [ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
57
58        ( dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null; \
59          dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null ) | \
60            mtd -r $append -F$kernelpart:$kern_length:$CI_LDADR,rootfs write - $partitions
61    fi
62}
63
64tplink_get_image_hwid() {
65    get_image "$@" | dd bs=4 count=1 skip=16 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
66}
67
68tplink_get_image_boot_size() {
69    get_image "$@" | dd bs=4 count=1 skip=37 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
70}
71
72platform_check_image() {
73    local board=$(ar71xx_board_name)
74    local magic="$(get_magic_word "$1")"
75    local magic_long="$(get_magic_long "$1")"
76
77    [ "$ARGC" -gt 1 ] && return 1
78
79    case "$board" in
80    all0315n | \
81    all0258n | \
82    cap4200ag)
83        platform_check_image_allnet "$1" && return 0
84        return 1
85        ;;
86    alfa-ap96 | \
87    alfa-nx | \
88    ap113 | \
89    ap121 | \
90    ap121-mini | \
91    ap136-010 | \
92    ap136-020 | \
93    ap96 | \
94    db120 | \
95    hornet-ub | \
96    zcn-1523h-2 | \
97    zcn-1523h-5)
98        [ "$magic_long" != "68737173" -a "$magic_long" != "19852003" ] && {
99            echo "Invalid image type."
100            return 1
101        }
102        return 0
103        ;;
104    ap81 | \
105    ap83 | \
106    dir-600-a1 | \
107    dir-615-c1 | \
108    dir-615-e4 | \
109    ew-dorin | \
110    ew-dorin-router | \
111    mzk-w04nu | \
112    mzk-w300nh | \
113    tew-632brp | \
114    tew-712br | \
115    wrt400n | \
116    airrouter | \
117    bullet-m | \
118    nanostation-m | \
119    rocket-m | \
120    rw2458n | \
121    wzr-hp-g300nh2 | \
122    wzr-hp-g300nh | \
123    wzr-hp-g450h | \
124    wzr-hp-ag300h | \
125    whr-g301n | \
126    whr-hp-g300n | \
127    whr-hp-gn | \
128    wlae-ag300n | \
129    nbg460n_550n_550nh | \
130    unifi | \
131    unifi-outdoor )
132        [ "$magic" != "2705" ] && {
133            echo "Invalid image type."
134            return 1
135        }
136        return 0
137        ;;
138
139    dir-825-b1 | \
140    tew-673gru)
141        dir825b_check_image "$1" && return 0
142        ;;
143
144    mr600 | \
145    om2p | \
146    om2p-hs | \
147    om2p-lc)
148        platform_check_image_openmesh "$magic_long" "$1" && return 0
149        return 1
150        ;;
151    tl-mr11u | \
152    tl-mr3020 | \
153    tl-mr3040 | \
154    tl-mr3220 | \
155    tl-mr3220-v2 | \
156    tl-mr3420 | \
157    tl-wa7510n | \
158    tl-wa901nd | \
159    tl-wa901nd-v2 | \
160    tl-wdr4300 | \
161    tl-wr703n | \
162    tl-wr741nd | \
163    tl-wr741nd-v4 | \
164    tl-wr841n-v1 | \
165    tl-wr841n-v7 | \
166    tl-wr841n-v8 | \
167    tl-wr941nd | \
168    tl-wr1041n-v2 | \
169    tl-wr1043nd | \
170    tl-wr2543n)
171        [ "$magic" != "0100" ] && {
172            echo "Invalid image type."
173            return 1
174        }
175
176        local hwid
177        local imageid
178
179        hwid=$(tplink_get_hwid)
180        imageid=$(tplink_get_image_hwid "$1")
181
182        [ "$hwid" != "$imageid" ] && {
183            echo "Invalid image, hardware ID mismatch, hw:$hwid image:$imageid."
184            return 1
185        }
186
187        local boot_size
188
189        boot_size=$(tplink_get_image_boot_size "$1")
190        [ "$boot_size" != "00000000" ] && {
191            echo "Invalid image, it contains a bootloader."
192            return 1
193        }
194
195        return 0
196        ;;
197    uap-pro)
198        [ "$magic_long" != "19852003" ] && {
199            echo "Invalid image type."
200            return 1
201        }
202        return 0
203        ;;
204    wndr3700)
205        local hw_magic
206
207        hw_magic="$(ar71xx_get_mtd_part_magic firmware)"
208        [ "$magic_long" != "$hw_magic" ] && {
209            echo "Invalid image, hardware ID mismatch, hw:$hw_magic image:$magic_long."
210            return 1
211        }
212        return 0
213        ;;
214    wrt160nl)
215        [ "$magic" != "4e4c" ] && {
216            echo "Invalid image type."
217            return 1
218        }
219        return 0
220        ;;
221    routerstation | \
222    routerstation-pro | \
223    ls-sr71 | \
224    pb42 | \
225    pb44 | \
226    all0305 | \
227    eap7660d | \
228    ja76pf | \
229    ja76pf2 | \
230    jwap003)
231        [ "$magic" != "4349" ] && {
232            echo "Invalid image. Use *-sysupgrade.bin files on this board"
233            return 1
234        }
235
236        local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null)
237        local md5_chk=$(dd if="$1" bs=$CI_BLKSZ skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}"
238
239        if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
240            return 0
241        else
242            echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
243            return 1
244        fi
245        return 0
246        ;;
247    esac
248
249    echo "Sysupgrade is not yet supported on $board."
250    return 1
251}
252
253platform_do_upgrade() {
254    local board=$(ar71xx_board_name)
255
256    case "$board" in
257    routerstation | \
258    routerstation-pro | \
259    ls-sr71 | \
260    all0305 | \
261    eap7660d | \
262    pb42 | \
263    pb44 | \
264    ja76pf | \
265    ja76pf2 | \
266    jwap003)
267        platform_do_upgrade_combined "$ARGV"
268        ;;
269    all0258n )
270        platform_do_upgrade_allnet "0x9f050000" "$ARGV"
271        ;;
272    all0315n )
273        platform_do_upgrade_allnet "0x9f080000" "$ARGV"
274        ;;
275    cap4200ag)
276        platform_do_upgrade_allnet "0xbf0a0000" "$ARGV"
277        ;;
278    dir-825-b1 |\
279    tew-673gru)
280        platform_do_upgrade_dir825b "$ARGV"
281        ;;
282    mr600 | \
283    om2p | \
284    om2p-hs | \
285    om2p-lc)
286        platform_do_upgrade_openmesh "$ARGV"
287        ;;
288    *)
289        default_do_upgrade "$ARGV"
290        ;;
291    esac
292}
293
294disable_watchdog() {
295    killall watchdog
296    ( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
297        echo 'Could not disable watchdog'
298        return 1
299    }
300}
301
302append sysupgrade_pre_upgrade disable_watchdog
303

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