diff options
author | Andy Green <andy@openmoko.com> | 2008-11-19 17:10:46 +0000 |
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committer | Andy Green <agreen@pads.home.warmcat.com> | 2008-11-19 17:10:46 +0000 |
commit | 7acb8fa9c7540a203cfd9b9ef01f737f16a42890 (patch) | |
tree | ac47a52da42055ead1ff5b12cf1cdc2848715212 /makerecovery | |
parent | a49a3f8147b42f08614b10b12767484d94461350 (diff) |
add-build-makerecovery.patch
This patch adds a script that creates a "recovery kernel" image
from a recovery-uImage-moredrivers-... image. The use of these
recovery images is explained here:
http://wiki.openmoko.org/wiki/Freerunner_backup_kernel
Signed-off-by: Andy Green <andy@openmoko.com>
Diffstat (limited to 'makerecovery')
-rwxr-xr-x | makerecovery | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/makerecovery b/makerecovery new file mode 100755 index 00000000000..e158638c77c --- /dev/null +++ b/makerecovery @@ -0,0 +1,17 @@ +#!/bin/sh +# +# make 6MB recovery image from two moredrivers type kernels +# placed at start and at +4MBytes + +if [ -z "$1" ] ; then + echo "Usage: $0 uImage-moredrivers-..." + exit 1 +fi +cat $1 > recovery-$1 +SIZE=`ls -l $1 | tr -s ' ' ' ' | cut -d' ' -f5` +SPACE=$(( 4 * 1024 * 1024 - $SIZE )) +dd if=/dev/zero of=_spacer bs=1 count=$SPACE +cat _spacer >> recovery-$1 +rm -f _spacer +cat $1 >> recovery-$1 + |