X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=tools%2Ffit_image.c;h=58aa8e27db3ee19db661bde16ef4675c6ee775ba;hb=5847084f6bbd0778afb29f0574085d4210ea8cff;hp=ddefa72f3479ffacf746d9b5d46a3b017b92937a;hpb=814013253fd4cf932d0fb32f7043f09a2a748d9a;p=karo-tx-uboot.git

diff --git a/tools/fit_image.c b/tools/fit_image.c
index ddefa72f34..58aa8e27db 100644
--- a/tools/fit_image.c
+++ b/tools/fit_image.c
@@ -51,8 +51,10 @@ static int fit_add_file_data(struct image_tool_params *params, size_t size_inc,
 	}
 
 	/* for first image creation, add a timestamp at offset 0 i.e., root  */
-	if (params->datafile)
-		ret = fit_set_timestamp(ptr, 0, sbuf.st_mtime);
+	if (params->datafile) {
+		time_t time = imagetool_get_source_date(params, sbuf.st_mtime);
+		ret = fit_set_timestamp(ptr, 0, time);
+	}
 
 	if (!ret) {
 		ret = fit_add_verification_data(params->keydir, dest_blob, ptr,
@@ -343,7 +345,6 @@ static int fit_build(struct image_tool_params *params, const char *fname)
 	if (ret != size) {
 		fprintf(stderr, "%s: Can't write %s: %s\n",
 			params->cmdname, fname, strerror(errno));
-		close(fd);
 		goto err;
 	}
 	close(fd);
@@ -417,7 +418,13 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
 			ret = -EPERM;
 			goto err_munmap;
 		}
-		fdt_setprop_u32(fdt, node, "data-offset", buf_ptr);
+		if (params->external_offset > 0) {
+			/* An external offset positions the data absolutely. */
+			fdt_setprop_u32(fdt, node, "data-position",
+					params->external_offset + buf_ptr);
+		} else {
+			fdt_setprop_u32(fdt, node, "data-offset", buf_ptr);
+		}
 		fdt_setprop_u32(fdt, node, "data-size", len);
 
 		buf_ptr += (len + 3) & ~3;
@@ -438,6 +445,17 @@ static int fit_extract_data(struct image_tool_params *params, const char *fname)
 		ret = -EIO;
 		goto err;
 	}
+
+	/* Check if an offset for the external data was set. */
+	if (params->external_offset > 0) {
+		if (params->external_offset < new_size) {
+			debug("External offset %x overlaps FIT length %x",
+			      params->external_offset, new_size);
+			ret = -EINVAL;
+			goto err;
+		}
+		new_size = params->external_offset;
+	}
 	if (lseek(fd, new_size, SEEK_SET) < 0) {
 		debug("%s: Failed to seek to end of file: %s\n", __func__,
 		      strerror(errno));