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authorRafał Miłecki <zajec5@gmail.com>2015-06-06 17:05:31 +0000
committerRafał Miłecki <zajec5@gmail.com>2015-06-06 17:05:31 +0000
commit5e90144aec50f1a394f62ef4691c7c51f5517cbe (patch)
tree4977b953205c8960479fdd2bb11db7d8b24fc411 /target/linux
parent5621a56d25f7c7be9814c70ae1a4777a9c56e73c (diff)
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bcm53xx: sysupgrade: extract TRX partitions directly from vendor image
Extracting full TRX out of vendor format is not needed as otrx supports passing TRX offset. This saves some RAM during sysupgrade. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 45911
Diffstat (limited to 'target/linux')
-rw-r--r--target/linux/bcm53xx/base-files/lib/upgrade/platform.sh8
1 files changed, 5 insertions, 3 deletions
diff --git a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
index 8862954..4920b55 100644
--- a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
@@ -123,19 +123,21 @@ platform_pre_upgrade() {
local file_type=$(platform_identify "$1")
local dir="/tmp/sysupgrade-bcm53xx"
local trx="$1"
+ local offset
[ "$(platform_flash_type)" != "nand" ] && return
- # Extract trx
+ # Find trx offset
case "$file_type" in
- "chk") trx="/tmp/$(basename $1).trx"; platform_extract_trx_from_chk "$1" "$trx";;
- "cybertan") trx="/tmp/$(basename $1).trx"; platform_extract_trx_from_cybertan "$1" "$trx";;
+ "chk") offset=$((0x$(get_magic_long_at "$1" 4)));;
+ "cybertan") offset=32;;
esac
# Extract partitions from trx
rm -fR $dir
mkdir -p $dir
otrx extract "$trx" \
+ ${offset:+-o $offset} \
-1 $dir/kernel \
-2 $dir/root