4 get_image
"$file" |
dd bs
=1 count
=2 skip
="$pos" 2>/dev
/null |
hexdump -v -n 2 -e '1/1 "%02x"'
7 platform_check_image_clearfog
() {
11 magic
=$
(get_magic_at
"$file" 510)
12 [ "$magic" != "55aa" ] && {
13 echo "Failed to verify MBR boot signature."
20 platform_do_upgrade_clearfog
() {
22 get_image
"$1" |
dd of
=/dev
/mmcblk0 bs
=2M conv
=fsync
26 platform_copy_config_clearfog
() {
28 [ -f /boot
/kernel.img
] || mount
-t vfat
-o rw
,noatime
/dev
/mmcblk0p1
/boot
29 cp -af "$CONF_TAR" /boot
/