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brcm47xx: support for flashing CHK and CyberTAN images 

This will allow simple sysupgrade-s including simpler reverting to the
original firmware.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>

SVN-Revision: 43799
This commit is contained in:
Rafał Miłecki 2014-12-30 17:19:36 +00:00
parent cca3990b16
commit 81b8d95f2c
1 changed files with 28 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
target/linux/brcm47xx/base-files/lib/upgrade/platform.sh
View File

@ -49,8 +49,7 @@ platform_check_image() {
return 1
}
echo "Flashing CHK images in unsupported. Please use only .trx files."
return 1
return 0
;;
"cybertan")
magic=$(dd if="$1" bs=1 count=4 2>/dev/null | hexdump -v -e '1/1 "%c"')
@ -62,8 +61,7 @@ platform_check_image() {
return 1
}
echo "Flashing CyberTAN images in unsupported. Please use only .trx files."
return 1
return 0
;;
"trx")
return 0
@ -75,4 +73,29 @@ platform_check_image() {
esac
}
# use default for platform_do_upgrade()
platform_do_upgrade_chk() {
local header_len=$((0x$(get_magic_long_at "$1" 4)))
local trx="/tmp/$1.trx"
dd if="$1" of="$trx" bs=$header_len skip=1
shift
default_do_upgrade "$trx" "$@"
}
platform_do_upgrade_cybertan() {
local trx="/tmp/$1.trx"
dd if="$1" of="$trx" bs=32 skip=1
shift
default_do_upgrade "$trx" "$@"
}
platform_do_upgrade() {
local file_type=$(brcm47xx_identify "$1")
case "$file_type" in
"chk") platform_do_upgrade_chk "$ARGV";;
"cybertan") platform_do_upgrade_cybertan "$ARGV";;
*) default_do_upgrade "$ARGV";;
esac
}