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author | Rafał Miłecki <zajec5@gmail.com> | 2015-06-06 17:23:03 +0000 |
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committer | Rafał Miłecki <zajec5@gmail.com> | 2015-06-06 17:23:03 +0000 |
commit | 54fb91f0cf8c93d3e306cb121d7657b0e04403a6 (patch) | |
tree | af51f3c98c94feb28680f7f49ca71af60e3897ad /target/linux/bcm53xx | |
parent | 5e90144aec50f1a394f62ef4691c7c51f5517cbe (diff) | |
download | master-31e0f0ae-54fb91f0cf8c93d3e306cb121d7657b0e04403a6.tar.gz master-31e0f0ae-54fb91f0cf8c93d3e306cb121d7657b0e04403a6.tar.bz2 master-31e0f0ae-54fb91f0cf8c93d3e306cb121d7657b0e04403a6.zip |
bcm53xx: extract TRX from image on the fly
Extracting TRX to separated file in /tmp/ just wastes some RAM while we
can just pass a proper extracting command to the default_do_upgrade.
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
SVN-Revision: 45912
Diffstat (limited to 'target/linux/bcm53xx')
-rw-r--r-- | target/linux/bcm53xx/base-files/lib/upgrade/platform.sh | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh index 4920b55caf..7251a9a417 100644 --- a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh +++ b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh @@ -109,16 +109,6 @@ platform_check_image() { return $error } -platform_extract_trx_from_chk() { - local header_len=$((0x$(get_magic_long_at "$1" 4))) - - dd if="$1" of="$2" bs=$header_len skip=1 -} - -platform_extract_trx_from_cybertan() { - dd if="$1" of="$2" bs=32 skip=1 -} - platform_pre_upgrade() { local file_type=$(platform_identify "$1") local dir="/tmp/sysupgrade-bcm53xx" @@ -179,19 +169,30 @@ platform_pre_upgrade() { nand_do_upgrade /tmp/root.ubi } +platform_trx_from_chk_cmd() { + local header_len=$((0x$(get_magic_long_at "$1" 4))) + + echo -n dd bs=$header_len skip=1 +} + +platform_trx_from_cybertan_cmd() { + echo -n dd bs=32 skip=1 +} + platform_do_upgrade() { local file_type=$(platform_identify "$1") local trx="$1" + local cmd= [ "$(platform_flash_type)" == "nand" ] && { echo "Writing whole image to NAND flash. All erase counters will be lost." } 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") cmd=$(platform_trx_from_chk_cmd "$trx");; + "cybertan") cmd=$(platform_trx_from_cybertan_cmd "$trx");; esac shift - default_do_upgrade "$trx" "$@" + default_do_upgrade "$trx" "$cmd" } |