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authorSean Anderson2022-04-08 16:08:39 -0400
committerHeinrich Schuchardt2022-05-07 23:17:25 +0200
commitdeb2638aa09e23e0ca263a77bde2079dc4bd48df (patch)
treeb604ba88520a9e63c5e5e224728c845e1289a9a5 /tools
parentecd4e5cf18b183b4b4679b2c1ce96df605b81746 (diff)
mkimage: Document misc options
Over the years, several options have not made it into the help message. Document them. Do the same for the man page. Signed-off-by: Sean Anderson <sean.anderson@seco.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/mkimage.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/tools/mkimage.c b/tools/mkimage.c
index be58e565463..5c6a60e8513 100644
--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -84,7 +84,8 @@ static void usage(const char *msg)
fprintf(stderr, "Error: %s\n", msg);
fprintf(stderr, "Usage: %s [-T type] -l image\n"
" -l ==> list image header information\n"
- " -T ==> parse image file as 'type'\n",
+ " -T ==> parse image file as 'type'\n"
+ " -q ==> quiet\n",
params.cmdname);
fprintf(stderr,
" %s [-x] -A arch -O os -T type -C comp -a addr -e ep -n name -d data_file[:data_file...] image\n"
@@ -95,8 +96,11 @@ static void usage(const char *msg)
" -a ==> set load address to 'addr' (hex)\n"
" -e ==> set entry point to 'ep' (hex)\n"
" -n ==> set image name to 'name'\n"
+ " -R ==> set second image name to 'name'\n"
" -d ==> use image data from 'datafile'\n"
- " -x ==> set XIP (execute in place)\n",
+ " -x ==> set XIP (execute in place)\n"
+ " -s ==> create an image with no data\n"
+ " -v ==> verbose\n",
params.cmdname);
fprintf(stderr,
" %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] [-E] [-B size] [-i <ramdisk.cpio.gz>] fit-image\n"
@@ -107,7 +111,9 @@ static void usage(const char *msg)
" -f => input filename for FIT source\n"
" -i => input filename for ramdisk file\n"
" -E => place data outside of the FIT structure\n"
- " -B => align size in hex for FIT structure and header\n");
+ " -B => align size in hex for FIT structure and header\n"
+ " -b => append the device tree binary to the FIT\n"
+ " -t => update the timestamp in the FIT\n");
#ifdef CONFIG_FIT_SIGNATURE
fprintf(stderr,
"Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r] [-N engine]\n"
@@ -118,7 +124,8 @@ static void usage(const char *msg)
" -F => re-sign existing FIT image\n"
" -p => place external data at a static position\n"
" -r => mark keys used as 'required' in dtb\n"
- " -N => openssl engine to use for signing\n");
+ " -N => openssl engine to use for signing\n"
+ " -o => algorithm to use for signing\n");
#else
fprintf(stderr,
"Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");