4 platform_find_partitions
() {
5 local first dev size erasesize name
6 while read dev size erasesize name
; do
7 name
=${name#'"'}; name
=${name%'"'}
9 vmlinux.bin.l7|kernel|linux|rootfs
)
10 if [ -z "$first" ]; then
13 echo "$erasesize:$first:$name"
21 platform_find_kernelpart
() {
23 for part
in "${1%:*}" "${1#*:}"; do
25 vmlinux.bin.l7|kernel|linux
)
33 platform_find_part_size
() {
34 local first dev size erasesize name
35 while read dev size erasesize name
; do
36 name
=${name#'"'}; name
=${name%'"'}
37 [ "$name" = "$1" ] && {
44 platform_do_upgrade_combined
() {
45 local partitions
=$
(platform_find_partitions
)
46 local kernelpart
=$
(platform_find_kernelpart
"${partitions#*:}")
47 local erase_size
=$
((0x
${partitions%%:*})); partitions
="${partitions#*:}"
48 local kern_part_size
=0x$
(platform_find_part_size
"$kernelpart")
49 local kern_part_blocks
=$
(($kern_part_size / $CI_BLKSZ))
50 local kern_length
=0x$
(dd if="$1" bs
=2 skip
=1 count
=4 2>/dev
/null
)
51 local kern_blocks
=$
(($kern_length / $CI_BLKSZ))
52 local root_blocks
=$
((0x$
(dd if="$1" bs
=2 skip
=5 count
=4 2>/dev
/null
) / $CI_BLKSZ))
54 v
"platform_do_upgrade_combined"
55 v
"partitions=$partitions"
56 v
"kernelpart=$kernelpart"
57 v
"kernel_part_size=$kern_part_size"
58 v
"kernel_part_blocks=$kern_part_blocks"
59 v
"kern_length=$kern_length"
60 v
"erase_size=$erase_size"
61 v
"kern_blocks=$kern_blocks"
62 v
"root_blocks=$root_blocks"
63 v
"kern_pad_blocks=$(($kern_part_blocks-$kern_blocks))"
65 if [ -n "$partitions" ] && [ -n "$kernelpart" ] && \
66 [ ${kern_blocks:-0} -gt 0 ] && \
67 [ ${root_blocks:-0} -gt 0 ] && \
68 [ ${erase_size:-0} -gt 0 ];
71 [ -f "$UPGRADE_BACKUP" ] && append
="-j $UPGRADE_BACKUP"
74 dd if="$1" bs
=$CI_BLKSZ skip
=1 count
=$kern_blocks 2>/dev
/null | \
75 mtd
-F$kernelpart:$kern_part_size:$CI_LDADR write - $kernelpart
77 dd if="$1" bs
=$CI_BLKSZ skip
=$
((1+$kern_blocks)) count
=$root_blocks 2>/dev
/null | \
78 mtd
$append write - rootfs
84 platform_check_image
() {
85 local board
=$
(board_name
)
86 local magic
="$(get_magic_word "$1")"
87 local partitions
=$
(platform_find_partitions
)
88 local kernelpart
=$
(platform_find_kernelpart
"${partitions#*:}")
89 local kern_part_size
=0x$
(platform_find_part_size
"$kernelpart")
90 local kern_length
=0x$
(dd if="$1" bs
=2 skip
=1 count
=4 2>/dev
/null
)
92 [ "$#" -gt 1 ] && return 1
96 [ "$magic" != "4349" ] && {
97 echo "Invalid image. Use *-sysupgrade.bin files on this board"
101 kern_length_b
=$
(printf '%d' $kern_length)
102 kern_part_size_b
=$
(printf '%d' $kern_part_size)
103 if [ $kern_length_b -gt $kern_part_size_b ]; then
104 echo "Invalid image. Kernel size ($kern_length) exceeds kernel partition ($kern_part_size)"
108 local md5_img
=$
(dd if="$1" bs
=2 skip
=9 count
=16 2>/dev
/null
)
109 local md5_chk
=$
(dd if="$1" bs
=$CI_BLKSZ skip
=1 2>/dev
/null |
md5sum -); md5_chk
="${md5_chk%% *}"
110 if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
113 echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
121 echo "Sysupgrade is not yet supported on $board."
125 platform_do_upgrade
() {
126 local board
=$
(board_name
)
131 platform_do_upgrade_combined
"$1"
134 default_do_upgrade
"$1"