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--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -37,6 +37,7 @@ struct mkimage_params params = {
.arch = IH_ARCH_PPC,
.type = IH_TYPE_KERNEL,
.comp = IH_COMP_GZIP,
+ .magic = IH_MAGIC,
.dtc = MKIMAGE_DEFAULT_DTC_OPTIONS,
.imagename = "",
.imagename2 = "",
@@ -189,6 +190,16 @@ main (int argc, char **argv)
genimg_get_comp_id (*++argv)) < 0)
usage ();
goto NXTARG;
+ case 'M':
+ if (--argc <=0)
+ usage ();
+ params.magic = strtoul (*++argv, &ptr, 16);
+ if (*ptr) {
+ fprintf (stderr,
+ "%s: invalid magic %s\n",
+ params.cmdname, *argv);
+ }
+ goto NXTARG;
case 'D':
if (--argc <= 0)
usage ();
@@ -613,12 +624,13 @@ usage ()
fprintf (stderr, "Usage: %s -l image\n"
" -l ==> list image header information\n",
params.cmdname);
- fprintf (stderr, " %s [-x] -A arch -O os -T type -C comp "
+ fprintf (stderr, " %s [-x] -A arch -O os -T type -C comp -M magic "
"-a addr -e ep -n name -d data_file[:data_file...] image\n"
" -A ==> set architecture to 'arch'\n"
" -O ==> set operating system to 'os'\n"
" -T ==> set image type to 'type'\n"
" -C ==> set compression type 'comp'\n"
+ " -M ==> set image magic to 'magic'\n"
" -a ==> set load address to 'addr' (hex)\n"
" -e ==> set entry point to 'ep' (hex)\n"
" -n ==> set image name to 'name'\n"
--- a/tools/mkimage.h
+++ b/tools/mkimage.h
@@ -65,6 +65,7 @@ struct mkimage_params {
int arch;
int type;
int comp;
+ unsigned int magic;
char *dtc;
unsigned int addr;
unsigned int ep;
--- a/tools/default_image.c
+++ b/tools/default_image.c
@@ -111,7 +111,7 @@ static void image_set_header(void *ptr,
sbuf->st_size - sizeof(image_header_t));
/* Build new header */
- image_set_magic(hdr, IH_MAGIC);
+ image_set_magic(hdr, params->magic);
image_set_time(hdr, sbuf->st_mtime);
image_set_size(hdr, sbuf->st_size - sizeof(image_header_t));
image_set_load(hdr, params->addr);
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