dd94db069434a236ecea216e1ce94be03de1e52f
[openwrt/svn-archive/archive.git] / target / linux / x86 / base-files / lib / upgrade / platform.sh
1 USE_REFRESH=1
2
3 x86_get_rootfs() {
4 local rootfsdev
5 local rootfstype
6
7 rootfstype="$(awk 'BEGIN { RS=" "; FS="="; } ($1 == "rootfstype") { print $2 }' < /proc/cmdline)"
8 case "$rootfstype" in
9 squashfs|jffs2)
10 rootfsdev="$(awk 'BEGIN { RS=" "; FS="="; } ($1 == "block2mtd.block2mtd") { print substr($2,1,index($2, ",")-1) }' < /proc/cmdline)";;
11 ext4)
12 rootfsdev="$(awk 'BEGIN { RS=" "; FS="="; } ($1 == "root") { print $2 }' < /proc/cmdline)";;
13 esac
14
15 echo "$rootfstype:$rootfsdev"
16 }
17
18 platform_check_image() {
19 [ "$ARGC" -gt 1 ] && return 1
20
21 case "$(get_magic_word "$1")" in
22 eb48|eb63) return 0;;
23 *)
24 echo "Invalid image type"
25 return 1
26 ;;
27 esac
28 }
29
30 platform_refresh_partitions() {
31 return 0
32 }
33
34 platform_copy_config() {
35 local rootfs="$(x86_get_rootfs)"
36 local rootfsdev="${rootfs##*:}"
37
38 mount -t ext4 -o rw,noatime "${rootfsdev%[0-9]}1" /mnt
39 cp -af "$CONF_TAR" /mnt/
40 umount /mnt
41 }
42
43 platform_do_upgrade() {
44 local rootfs="$(x86_get_rootfs)"
45 local rootfsdev="${rootfs##*:}"
46
47 sync
48 [ -b ${rootfsdev%[0-9]} ] && get_image "$@" | dd of=${rootfsdev%[0-9]} bs=4096 conv=fsync
49 sleep 1
50 }