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-rw-r--r--target/linux/bcm53xx/base-files/lib/upgrade/platform.sh35
1 files changed, 33 insertions, 2 deletions
diff --git a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
index e9a3dc4950..772185c954 100644
--- a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
+++ b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh
@@ -100,8 +100,19 @@ platform_check_image() {
fi
;;
"seama")
- echo "Seama firmware format is unsupported"
- error=1
+ local img_signature=$(oseama info "$1" | grep "Meta entry:.*signature=" | sed "s/.*=//")
+ local dev_signature=$(platform_expected_image)
+ echo "Found Seama image with device signature: $img_signature"
+
+ [ -n "$dev_signature" -a "seama $img_signature" != "$dev_signature" ] && {
+ echo "Firmware signature doesn't match device signature ($dev_signature)"
+ error=1
+ }
+
+ $(oseama info "$1" -e 0 | grep -q "Meta entry:.*type=firmware") || {
+ echo "Seama container doesn't have firmware entity"
+ error=1
+ }
;;
"trx")
if ! otrx check "$1"; then
@@ -119,6 +130,8 @@ platform_check_image() {
}
platform_pre_upgrade() {
+ export RAMFS_COPY_BIN="${RAMFS_COPY_BIN} /usr/bin/oseama /bin/sed"
+
local file_type=$(platform_identify "$1")
local dir="/tmp/sysupgrade-bcm53xx"
local trx="$1"
@@ -130,6 +143,7 @@ platform_pre_upgrade() {
case "$file_type" in
"chk") offset=$((0x$(get_magic_long_at "$1" 4)));;
"cybertan") offset=32;;
+ "seama") return;;
esac
# Extract partitions from trx
@@ -200,6 +214,22 @@ platform_trx_from_cybertan_cmd() {
echo -n dd bs=32 skip=1
}
+platform_img_from_seama() {
+ local dir="/tmp/sysupgrade-bcm53xx"
+ local offset=$(oseama info "$1" -e 0 | grep "Entity offset:" | sed "s/.*:\s*//")
+ local size=$(oseama info "$1" -e 0 | grep "Entity size:" | sed "s/.*:\s*//")
+
+ # Busybox doesn't support required iflag-s
+ # echo -n dd iflag=skip_bytes,count_bytes skip=$offset count=$size
+
+ rm -fR $dir
+ mkdir -p $dir
+ dd if="$1" of=$dir/image-noheader.bin bs=$offset skip=1
+ dd if=$dir/image-noheader.bin of=$dir/image-entity.bin bs=$size count=1
+
+ echo -n $dir/image-entity.bin
+}
+
platform_do_upgrade() {
local file_type=$(platform_identify "$1")
local trx="$1"
@@ -212,6 +242,7 @@ platform_do_upgrade() {
case "$file_type" in
"chk") cmd=$(platform_trx_from_chk_cmd "$trx");;
"cybertan") cmd=$(platform_trx_from_cybertan_cmd "$trx");;
+ "seama") trx=$(platform_img_from_seama "$trx");;
esac
default_do_upgrade "$trx" "$cmd"