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authorGabor Juhos <juhosg@openwrt.org>2011-12-05 14:52:22 +0000
committerGabor Juhos <juhosg@openwrt.org>2011-12-05 14:52:22 +0000
commitf3d2056b81b7a92d28402c22736534d84fe23cfe (patch)
tree4c0cc98d96301be7816213e3cf179006a781dd58 /tools/mkimage
parent1f809532dede86733e24007e562181f428f55e23 (diff)
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tools/mkimage: allow to use different magic in uImages
SVN-Revision: 29442
Diffstat (limited to 'tools/mkimage')
-rw-r--r--tools/mkimage/patches/030-allow-to-use-different-magic.patch63
1 files changed, 63 insertions, 0 deletions
diff --git a/tools/mkimage/patches/030-allow-to-use-different-magic.patch b/tools/mkimage/patches/030-allow-to-use-different-magic.patch
new file mode 100644
index 0000000..31a9065
--- /dev/null
+++ b/tools/mkimage/patches/030-allow-to-use-different-magic.patch
@@ -0,0 +1,63 @@
+--- 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 = "",
+ };
+@@ -180,6 +181,16 @@ 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 ();
+@@ -580,12 +591,13 @@ 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
+@@ -64,6 +64,7 @@ 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
+@@ -110,7 +110,7 @@ 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);