From 3edb55143defd1bf3a53838359605c1222b9dd53 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Tue, 14 Apr 2015 20:50:59 +0000 Subject: [PATCH] bcm53xx: add (disabled) support for upgrading kernel during sysupgrade MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Rafał Miłecki SVN-Revision: 45445 --- .../bcm53xx/base-files/lib/upgrade/platform.sh | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh index 876da4d6f8..034fb8e6b8 100644 --- a/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh +++ b/target/linux/bcm53xx/base-files/lib/upgrade/platform.sh @@ -150,6 +150,23 @@ platform_pre_upgrade() { echo "Provided firmware contains kernel and UBI image, but flashing it is unsupported yet" exit 1 + + # Prepare TRX file with just a kernel that will replace current one + local linux_length=$(grep "\"linux\"" /proc/mtd | sed "s/mtd[0-9]*:[ \t]*\([^ \t]*\).*/\1/") + [ -z "$linux_length" ] && { + echo "Unable to find \"linux\" partition size" + exit 1 + } + linux_length=$((0x$linux_length + 28)) + rm -f /tmp/null.bin + rm -f /tmp/kernel.trx + touch /tmp/null.bin + otrx create /tmp/kernel.trx \ + -f $dir/kernel -b $linux_length \ + -f /tmp/null.bin + + # Flash + mtd write /tmp/kernel.trx firmware } platform_do_upgrade() { -- 2.30.2