backfire: ar71xx: add support for the WNDR3700v2 board (backport of r25118)
[openwrt/svn-archive/archive.git] / target / linux / ar71xx / base-files / lib / upgrade / platform.sh
1 #
2 # Copyright (C) 2009 OpenWrt.org
3 #
4
5 . /lib/ar71xx.sh
6
7 PART_NAME=firmware
8 RAMFS_COPY_DATA=/lib/ar71xx.sh
9
10 CI_BLKSZ=65536
11 CI_LDADR=0x80060000
12
13 platform_find_partitions() {
14 local first dev size erasesize name
15 while read dev size erasesize name; do
16 name=${name#'"'}; name=${name%'"'}
17 case "$name" in
18 vmlinux.bin.l7|kernel|linux|rootfs)
19 if [ -z "$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
30 platform_find_kernelpart() {
31 local part
32 for part in "${1%:*}" "${1#*:}"; do
33 case "$part" in
34 vmlinux.bin.l7|kernel|linux)
35 echo "$part"
36 break
37 ;;
38 esac
39 done
40 }
41
42 platform_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 - $partitions
61 fi
62 }
63
64 platform_check_image() {
65 local board=$(ar71xx_board_name)
66 local magic="$(get_magic_word "$1")"
67 local magic_long="$(get_magic_long "$1")"
68
69 [ "$ARGC" -gt 1 ] && return 1
70
71 case "$board" in
72 ap81 | ap83 | dir-600-a1 | dir-615-c1 | dir-825-b1 | mzk-w04nu | mzk-w300nh | tew-632brp | wrt400n | bullet-m | nanostation-m | rocket-m | wzr-hp-g300nh )
73 [ "$magic" != "2705" ] && {
74 echo "Invalid image type."
75 return 1
76 }
77 return 0
78 ;;
79 tl-wr741nd | tl-wr841n-v1 | tl-wr941nd | tl-wr1043nd)
80 [ "$magic" != "0100" ] && {
81 echo "Invalid image type."
82 return 1
83 }
84 return 0
85 ;;
86 wndr3700)
87 [ "$magic_long" != "33373030" ] && {
88 echo "Invalid image type."
89 return 1
90 }
91 return 0
92 ;;
93 wndr3700v2)
94 [ "$magic_long" != "33373031" ] && {
95 echo "Invalid image type."
96 return 1
97 }
98 return 0
99 ;;
100 wrt160nl)
101 [ "$magic" != "4e4c" ] && {
102 echo "Invalid image type."
103 return 1
104 }
105 return 0
106 ;;
107 routerstation | routerstation-pro | ls-sr71 | pb42 | pb44)
108 [ "$magic" != "4349" ] && {
109 echo "Invalid image. Use *-sysupgrade.bin files on this board"
110 return 1
111 }
112
113 local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null)
114 local md5_chk=$(dd if="$1" bs=$CI_BLKSZ skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}"
115
116 if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
117 return 0
118 else
119 echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
120 return 1
121 fi
122 return 0
123 ;;
124 esac
125
126 echo "Sysupgrade is not yet supported on $board."
127 return 1
128 }
129
130 platform_do_upgrade() {
131 local board=$(ar71xx_board_name)
132
133 case "$board" in
134 routerstation | routerstation-pro | ls-sr71)
135 platform_do_upgrade_combined "$ARGV"
136 ;;
137 *)
138 default_do_upgrade "$ARGV"
139 ;;
140 esac
141 }
142
143 disable_watchdog() {
144 killall watchdog
145 ( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
146 echo 'Could not disable watchdog'
147 return 1
148 }
149 }
150
151 append sysupgrade_pre_upgrade disable_watchdog