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authorSimon Glass <sjg@chromium.org>2013-06-13 15:10:06 -0700
committerTom Rini <trini@ti.com>2013-06-26 10:18:56 -0400
commit4f6104270146c76fcaf46e951f84cdc1612a04b7 (patch)
tree23f9a472a578c01b36ffd74b1c31b816e4475cf8 /tools/mkimage.c
parent95d77b4479f9d07aea114fd4253cd665bb48ea10 (diff)
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mkimage: Add -c option to specify a comment for key signing
When signing an image, it is useful to add some details about which tool or person is authorising the signing. Add a comment field which can take care of miscellaneous requirements. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Marek Vasut <marex@denx.de>
Diffstat (limited to 'tools/mkimage.c')
-rw-r--r--tools/mkimage.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/tools/mkimage.c b/tools/mkimage.c
index e2b82d0..b3b45a4 100644
--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -183,6 +183,11 @@ main (int argc, char **argv)
genimg_get_arch_id (*++argv)) < 0)
usage ();
goto NXTARG;
+ case 'c':
+ if (--argc <= 0)
+ usage();
+ params.comment = *++argv;
+ goto NXTARG;
case 'C':
if ((--argc <= 0) ||
(params.comp =
@@ -640,9 +645,10 @@ usage ()
fprintf(stderr, " -D => set options for device tree compiler\n"
" -f => input filename for FIT source\n");
#ifdef CONFIG_FIT_SIGNATURE
- fprintf(stderr, "Signing / verified boot options: [-k keydir] [-K dtb]\n"
+ fprintf(stderr, "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>]\n"
" -k => set directory containing private keys\n"
" -K => write public keys to this .dtb file\n"
+ " -c => add comment in signature node\n"
" -F => re-sign existing FIT image\n");
#else
fprintf(stderr, "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");