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bcm53xx: sysupgrade: extract TRX partitions directly from vendor image

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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
This commit is contained in:
Rafał Miłecki 2015-06-06 17:05:31 +00:00
parent 5621a56d25
commit 5e90144aec
1 changed files with 5 additions and 3 deletions
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8
target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
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@ -123,19 +123,21 @@ platform_pre_upgrade() {
local file_type=$(platform_identify "$1") local file_type=$(platform_identify "$1")
local dir="/tmp/sysupgrade-bcm53xx" local dir="/tmp/sysupgrade-bcm53xx"
local trx="$1" local trx="$1"
local offset
[ "$(platform_flash_type)" != "nand" ] && return [ "$(platform_flash_type)" != "nand" ] && return
# Extract trx # Find trx offset
case "$file_type" in case "$file_type" in
"chk") trx="/tmp/$(basename $1).trx"; platform_extract_trx_from_chk "$1" "$trx";; "chk") offset=$((0x$(get_magic_long_at "$1" 4)));;
"cybertan") trx="/tmp/$(basename $1).trx"; platform_extract_trx_from_cybertan "$1" "$trx";; "cybertan") offset=32;;
esac esac
# Extract partitions from trx # Extract partitions from trx
rm -fR $dir rm -fR $dir
mkdir -p $dir mkdir -p $dir
otrx extract "$trx" \ otrx extract "$trx" \
${offset:+-o $offset} \
-1 $dir/kernel \ -1 $dir/kernel \
-2 $dir/root -2 $dir/root