Merge branch 'master' of git://git.denx.de/u-boot
[platform/kernel/u-boot.git] / tools / mkimage.c
index 89d3c97..93d1c16 100644 (file)
 #include <version.h>
 
 static void copy_file(int, const char *, int);
-static void usage(void);
 
 /* parameters initialized by core will be used by the image type code */
-struct image_tool_params params = {
+static struct image_tool_params params = {
        .os = IH_OS_LINUX,
        .arch = IH_ARCH_PPC,
        .type = IH_TYPE_KERNEL,
@@ -67,13 +66,77 @@ static void show_image_types(void)
        fprintf(stderr, "\n");
 }
 
+static void usage(const char *msg)
+{
+       fprintf(stderr, "Error: %s\n", msg);
+       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 -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"
+               "          -a ==> set load address to 'addr' (hex)\n"
+               "          -e ==> set entry point to 'ep' (hex)\n"
+               "          -n ==> set image name to 'name'\n"
+               "          -d ==> use image data from 'datafile'\n"
+               "          -x ==> set XIP (execute in place)\n",
+               params.cmdname);
+       fprintf(stderr,
+               "       %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] fit-image\n"
+               "           <dtb> file is used with -f auto, it may occour multiple times.\n",
+               params.cmdname);
+       fprintf(stderr,
+               "          -D => set all 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] [ -c <comment>] [-r]\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"
+               "          -r => mark keys used as 'required' in dtb\n");
+#else
+       fprintf(stderr,
+               "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
+#endif
+       fprintf(stderr, "       %s -V ==> print version information and exit\n",
+               params.cmdname);
+       fprintf(stderr, "Use -T to see a list of available image types\n");
+
+       exit(EXIT_FAILURE);
+}
+
+static int add_content(int type, const char *fname)
+{
+       struct content_info *cont;
+
+       cont = calloc(1, sizeof(*cont));
+       if (!cont)
+               return -1;
+       cont->type = type;
+       cont->fname = fname;
+       if (params.content_tail)
+               params.content_tail->next = cont;
+       else
+               params.content_head = cont;
+       params.content_tail = cont;
+
+       return 0;
+}
+
 static void process_args(int argc, char **argv)
 {
        char *ptr;
+       int type = IH_TYPE_INVALID;
+       char *datafile = NULL;
        int opt;
 
        while ((opt = getopt(argc, argv,
-                            "a:A:cC:d:D:e:f:Fk:K:ln:O:rR:sT:vVx")) != -1) {
+                            "a:A:b:cC:d:D:e:Ef:Fk:K:ln:O:rR:sT:vVx")) != -1) {
                switch (opt) {
                case 'a':
                        params.addr = strtoull(optarg, &ptr, 16);
@@ -86,7 +149,15 @@ static void process_args(int argc, char **argv)
                case 'A':
                        params.arch = genimg_get_arch_id(optarg);
                        if (params.arch < 0)
-                               usage();
+                               usage("Invalid architecture");
+                       break;
+               case 'b':
+                       if (add_content(IH_TYPE_FLATDT, optarg)) {
+                               fprintf(stderr,
+                                       "%s: Out of memory adding content '%s'",
+                                       params.cmdname, optarg);
+                               exit(EXIT_FAILURE);
+                       }
                        break;
                case 'c':
                        params.comment = optarg;
@@ -94,7 +165,7 @@ static void process_args(int argc, char **argv)
                case 'C':
                        params.comp = genimg_get_comp_id(optarg);
                        if (params.comp < 0)
-                               usage();
+                               usage("Invalid compression type");
                        break;
                case 'd':
                        params.datafile = optarg;
@@ -112,14 +183,19 @@ static void process_args(int argc, char **argv)
                        }
                        params.eflag = 1;
                        break;
+               case 'E':
+                       params.external_data = true;
+                       break;
                case 'f':
-                       params.datafile = optarg;
+                       datafile = optarg;
+                       params.auto_its = !strcmp(datafile, "auto");
                        /* no break */
                case 'F':
                        /*
                         * The flattened image tree (FIT) format
                         * requires a flattened device tree image type
                         */
+                       params.fit_image_type = params.type;
                        params.type = IH_TYPE_FLATDT;
                        params.fflag = 1;
                        break;
@@ -138,7 +214,7 @@ static void process_args(int argc, char **argv)
                case 'O':
                        params.os = genimg_get_os_id(optarg);
                        if (params.os < 0)
-                               usage();
+                               usage("Invalid operating system");
                        break;
                case 'r':
                        params.require_keys = 1;
@@ -154,10 +230,10 @@ static void process_args(int argc, char **argv)
                        params.skipcpy = 1;
                        break;
                case 'T':
-                       params.type = genimg_get_type_id(optarg);
-                       if (params.type < 0) {
+                       type = genimg_get_type_id(optarg);
+                       if (type < 0) {
                                show_image_types();
-                               usage();
+                               usage("Invalid image type");
                        }
                        break;
                case 'v':
@@ -170,13 +246,29 @@ static void process_args(int argc, char **argv)
                        params.xflag++;
                        break;
                default:
-                       usage();
+                       usage("Invalid option");
                }
        }
 
-       if (optind >= argc)
-               usage();
-       params.imagefile = argv[optind];
+       /* The last parameter is expected to be the imagefile */
+       if (optind < argc)
+               params.imagefile = argv[optind];
+
+       /*
+        * For auto-generated FIT images we need to know the image type to put
+        * in the FIT, which is separate from the file's image type (which
+        * will always be IH_TYPE_FLATDT in this case).
+        */
+       if (params.type == IH_TYPE_FLATDT) {
+               params.fit_image_type = type;
+               if (!params.auto_its)
+                       params.datafile = datafile;
+       } else if (type != IH_TYPE_INVALID) {
+               params.type = type;
+       }
+
+       if (!params.imagefile)
+               usage("Missing output filename");
 }
 
 
@@ -210,7 +302,7 @@ int main(int argc, char **argv)
         */
        if (tparams->check_params)
                if (tparams->check_params (&params))
-                       usage();
+                       usage("Bad parameters for image type");
 
        if (!params.eflag) {
                params.ep = params.addr;
@@ -556,41 +648,3 @@ copy_file (int ifd, const char *datafile, int pad)
        (void) munmap((void *)ptr, sbuf.st_size);
        (void) close (dfd);
 }
-
-static void usage(void)
-{
-       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 "
-                        "-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"
-                        "          -a ==> set load address to 'addr' (hex)\n"
-                        "          -e ==> set entry point to 'ep' (hex)\n"
-                        "          -n ==> set image name to 'name'\n"
-                        "          -d ==> use image data from 'datafile'\n"
-                        "          -x ==> set XIP (execute in place)\n",
-               params.cmdname);
-       fprintf(stderr, "       %s [-D dtc_options] [-f fit-image.its|-F] fit-image\n",
-               params.cmdname);
-       fprintf(stderr, "          -D => set all 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] [ -c <comment>] [-r]\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"
-                       "          -r => mark keys used as 'required' in dtb\n");
-#else
-       fprintf(stderr, "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
-#endif
-       fprintf (stderr, "       %s -V ==> print version information and exit\n",
-               params.cmdname);
-       fprintf(stderr, "Use -T to see a list of available image types\n");
-
-       exit (EXIT_FAILURE);
-}