diff --git a/doc/mkimage.1 b/doc/mkimage.1
index 146c114d9d6a3a7aaf37cbf13fb5076d8928ff86..036b095c1b6022e15758daa4b0c1847e495eb658 100644
--- a/doc/mkimage.1
+++ b/doc/mkimage.1
@@ -96,6 +96,10 @@ Set XIP (execute in place) flag.
.P
.B Create FIT image:
+.TP
+.BI "\-b
+Specifies that the following arguments are device tree binary files (.dtb).
+
.TP
.BI "\-c [" "comment" "]"
Specifies a comment to be added when signing. This is typically a useful
@@ -191,6 +195,15 @@ is required.
.br
.B -c """Kernel 4.4 image for production devices""" -d vmlinuz kernel.itb
.fi
+.P
+Create a FIT image containing a kernel and some device tree files, using
+automatic mode. No .its file is required.
+.nf
+.B mkimage -f auto -A arm -O linux -T kernel -C none -a 43e00000 -e 0 \\\\
+.br
+.B -c """Kernel 4.4 image for production devices""" -d vmlinuz \\\\
+.B -b /path/to/rk3288-firefly.dtb /path/to/rk3288-jerry.dtb kernel.itb
+.fi
.SH HOMEPAGE
http://www.denx.de/wiki/U-Boot/WebHome
diff --git a/tools/fit_image.c b/tools/fit_image.c
index ed101f1d31dac9154a0db61887b09f7eb998d968..765ff31e672abe7939e32c27aed856bcce5f404c 100644
--- a/tools/fit_image.c
+++ b/tools/fit_image.c
@@ -77,6 +77,7 @@ err_keydest:
*/
static int fit_calc_size(struct image_tool_params *params)
{
+ struct content_info *cont;
int size, total_size;
size = imagetool_get_filesize(params, params->datafile);
@@ -84,8 +85,14 @@ static int fit_calc_size(struct image_tool_params *params)
return -1;
total_size = size;
+ for (cont = params->content_head; cont; cont = cont->next) {
+ size = imagetool_get_filesize(params, cont->fname);
+ if (size < 0)
+ return -1;
- /* TODO(sjg@chromium.org): Add in the size of any other files */
+ /* Add space for properties */
+ total_size += size + 300;
+ }
/* Add plenty of space for headers, properties, nodes, etc. */
total_size += 4096;
@@ -141,15 +148,40 @@ static int fdt_property_strf(void *fdt, const char *name, const char *fmt, ...)
return fdt_property_string(fdt, name, str);
}
+static void get_basename(char *str, int size, const char *fname)
+{
+ const char *p, *start, *end;
+ int len;
+
+ /*
+ * Use the base name as the 'name' field. So for example:
+ *
+ * "arch/arm/dts/sun7i-a20-bananapro.dtb"
+ * becomes "sun7i-a20-bananapro"
+ */
+ p = strrchr(fname, '/');
+ start = p ? p + 1 : fname;
+ p = strrchr(fname, '.');
+ end = p ? p : fname + strlen(fname);
+ len = end - start;
+ if (len >= size)
+ len = size - 1;
+ memcpy(str, start, len);
+ str[len] = '\0';
+}
+
/**
* fit_write_images() - Write out a list of images to the FIT
*
- * Include the main image (params->datafile).
+ * We always include the main image (params->datafile). If there are device
+ * tree files, we include an fdt@ node for each of those too.
*/
static int fit_write_images(struct image_tool_params *params, char *fdt)
{
+ struct content_info *cont;
const char *typename;
char str[100];
+ int upto;
int ret;
fdt_begin_node(fdt, "images");
@@ -176,6 +208,27 @@ static int fit_write_images(struct image_tool_params *params, char *fdt)
return ret;
fdt_end_node(fdt);
+ /* Now the device tree files if available */
+ upto = 0;
+ for (cont = params->content_head; cont; cont = cont->next) {
+ if (cont->type != IH_TYPE_FLATDT)
+ continue;
+ snprintf(str, sizeof(str), "%s@%d", FIT_FDT_PROP, ++upto);
+ fdt_begin_node(fdt, str);
+
+ get_basename(str, sizeof(str), cont->fname);
+ fdt_property_string(fdt, "description", str);
+ ret = fdt_property_file(params, fdt, "data", cont->fname);
+ if (ret)
+ return ret;
+ fdt_property_string(fdt, "type", typename);
+ fdt_property_string(fdt, "arch",
+ genimg_get_arch_short_name(params->arch));
+ fdt_property_string(fdt, "compression",
+ genimg_get_comp_short_name(IH_COMP_NONE));
+ fdt_end_node(fdt);
+ }
+
fdt_end_node(fdt);
return 0;
@@ -184,21 +237,48 @@ static int fit_write_images(struct image_tool_params *params, char *fdt)
/**
* fit_write_configs() - Write out a list of configurations to the FIT
*
- * Create a configuration with the main image in it.
+ * If there are device tree files, we include a configuration for each, which
+ * selects the main image (params->datafile) and its corresponding device
+ * tree file.
+ *
+ * Otherwise we just create a configuration with the main image in it.
*/
static void fit_write_configs(struct image_tool_params *params, char *fdt)
{
+ struct content_info *cont;
const char *typename;
char str[100];
+ int upto;
fdt_begin_node(fdt, "configurations");
fdt_property_string(fdt, "default", "conf@1");
- fdt_begin_node(fdt, "conf@1");
- typename = genimg_get_type_short_name(params->fit_image_type);
- snprintf(str, sizeof(str), "%s@1", typename);
- fdt_property_string(fdt, typename, str);
- fdt_end_node(fdt);
+ upto = 0;
+ for (cont = params->content_head; cont; cont = cont->next) {
+ if (cont->type != IH_TYPE_FLATDT)
+ continue;
+ typename = genimg_get_type_short_name(cont->type);
+ snprintf(str, sizeof(str), "conf@%d", ++upto);
+ fdt_begin_node(fdt, str);
+
+ get_basename(str, sizeof(str), cont->fname);
+ fdt_property_string(fdt, "description", str);
+
+ typename = genimg_get_type_short_name(params->fit_image_type);
+ snprintf(str, sizeof(str), "%s@1", typename);
+ fdt_property_string(fdt, typename, str);
+
+ snprintf(str, sizeof(str), FIT_FDT_PROP "@%d", upto);
+ fdt_property_string(fdt, FIT_FDT_PROP, str);
+ fdt_end_node(fdt);
+ }
+ if (!upto) {
+ fdt_begin_node(fdt, "conf@1");
+ typename = genimg_get_type_short_name(params->fit_image_type);
+ snprintf(str, sizeof(str), "%s@1", typename);
+ fdt_property_string(fdt, typename, str);
+ fdt_end_node(fdt);
+ }
fdt_end_node(fdt);
}
diff --git a/tools/imagetool.h b/tools/imagetool.h
index 4f426e40a04043581d8acb2b09cdfac4bb6c79a4..3d30fbec5c3b3163a1ae9fc08e380e2a7241d3bd 100644
--- a/tools/imagetool.h
+++ b/tools/imagetool.h
@@ -27,6 +27,13 @@
#define IH_ARCH_DEFAULT IH_ARCH_INVALID
+/* Information about a file that needs to be placed into the FIT */
+struct content_info {
+ struct content_info *next;
+ int type; /* File type (IH_TYPE_...) */
+ const char *fname;
+};
+
/*
* This structure defines all such variables those are initialized by
* mkimage and dumpimage main core and need to be referred by image
@@ -63,6 +70,8 @@ struct image_tool_params {
int orig_file_size; /* Original size for file before padding */
bool auto_its; /* Automatically create the .its file */
int fit_image_type; /* Image type to put into the FIT */
+ struct content_info *content_head; /* List of files to include */
+ struct content_info *content_tail;
};
/*
diff --git a/tools/mkimage.c b/tools/mkimage.c
index 7add86c13d09074cb6bcb09f446c71fa0b290b4b..22fab1d535e142d76c3c853faa506adbc6a5f92b 100644
--- a/tools/mkimage.c
+++ b/tools/mkimage.c
@@ -85,7 +85,8 @@ static void usage(const char *msg)
" -x ==> set XIP (execute in place)\n",
params.cmdname);
fprintf(stderr,
- " %s [-D dtc_options] [-f fit-image.its|-f auto|-F] fit-image\n",
+ " %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb_list>] fit-image\n"
+ " <dtb_list> is used with -f auto, and is a space-separated list of .dtb files\n",
params.cmdname);
fprintf(stderr,
" -D => set all options for device tree compiler\n"
@@ -109,6 +110,24 @@ static void usage(const char *msg)
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;
@@ -119,7 +138,7 @@ static void process_args(int argc, char **argv)
expecting = IH_TYPE_COUNT; /* Unknown */
while ((opt = getopt(argc, argv,
- "-a:A:cC:d:D:e:f:Fk:K:ln:O:rR:sT:vVx")) != -1) {
+ "-a:A:bcC:d:D:e:f:Fk:K:ln:O:rR:sT:vVx")) != -1) {
switch (opt) {
case 'a':
params.addr = strtoull(optarg, &ptr, 16);
@@ -134,6 +153,9 @@ static void process_args(int argc, char **argv)
if (params.arch < 0)
usage("Invalid architecture");
break;
+ case 'b':
+ expecting = IH_TYPE_FLATDT;
+ break;
case 'c':
params.comment = optarg;
break;
@@ -222,6 +244,18 @@ static void process_args(int argc, char **argv)
if (expecting == type || optind == argc) {
params.imagefile = optarg;
expecting = IH_TYPE_INVALID;
+ } else if (expecting == IH_TYPE_INVALID) {
+ fprintf(stderr,
+ "%s: Unknown content type: use -b before device tree files",
+ params.cmdname);
+ exit(EXIT_FAILURE);
+ } else {
+ if (add_content(expecting, optarg)) {
+ fprintf(stderr,
+ "%s: Out of memory adding content '%s'",
+ params.cmdname, optarg);
+ exit(EXIT_FAILURE);
+ }
}
break;
default: