mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-21 22:47:56 +00:00
64 lines
2.0 KiB
Diff
64 lines
2.0 KiB
Diff
--- a/tools/mkimage.c
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+++ b/tools/mkimage.c
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@@ -37,6 +37,7 @@ struct mkimage_params params = {
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.arch = IH_ARCH_PPC,
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.type = IH_TYPE_KERNEL,
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.comp = IH_COMP_GZIP,
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+ .magic = IH_MAGIC,
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.dtc = MKIMAGE_DEFAULT_DTC_OPTIONS,
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.imagename = "",
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};
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@@ -180,6 +181,16 @@ main (int argc, char **argv)
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genimg_get_comp_id (*++argv)) < 0)
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usage ();
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goto NXTARG;
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+ case 'M':
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+ if (--argc <=0)
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+ usage ();
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+ params.magic = strtoul (*++argv, &ptr, 16);
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+ if (*ptr) {
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+ fprintf (stderr,
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+ "%s: invalid magic %s\n",
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+ params.cmdname, *argv);
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+ }
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+ goto NXTARG;
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case 'D':
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if (--argc <= 0)
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usage ();
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@@ -580,12 +591,13 @@ usage ()
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fprintf (stderr, "Usage: %s -l image\n"
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" -l ==> list image header information\n",
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params.cmdname);
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- fprintf (stderr, " %s [-x] -A arch -O os -T type -C comp "
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+ fprintf (stderr, " %s [-x] -A arch -O os -T type -C comp -M magic "
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"-a addr -e ep -n name -d data_file[:data_file...] image\n"
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" -A ==> set architecture to 'arch'\n"
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" -O ==> set operating system to 'os'\n"
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" -T ==> set image type to 'type'\n"
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" -C ==> set compression type 'comp'\n"
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+ " -M ==> set image magic to 'magic'\n"
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" -a ==> set load address to 'addr' (hex)\n"
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" -e ==> set entry point to 'ep' (hex)\n"
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" -n ==> set image name to 'name'\n"
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--- a/tools/mkimage.h
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+++ b/tools/mkimage.h
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@@ -64,6 +64,7 @@ struct mkimage_params {
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int arch;
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int type;
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int comp;
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+ unsigned int magic;
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char *dtc;
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unsigned int addr;
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unsigned int ep;
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--- a/tools/default_image.c
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+++ b/tools/default_image.c
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@@ -110,7 +110,7 @@ static void image_set_header (void *ptr,
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sbuf->st_size - sizeof(image_header_t));
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/* Build new header */
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- image_set_magic (hdr, IH_MAGIC);
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+ image_set_magic (hdr, params->magic);
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image_set_time (hdr, sbuf->st_mtime);
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image_set_size (hdr, sbuf->st_size - sizeof(image_header_t));
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image_set_load (hdr, params->addr);
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