349 	struct data blob       = empty_data;  in dt_to_blob()  local
361 		die("Unknown device tree blob version %d\n", version);  in dt_to_blob()
381 					"Warning: blob size %"PRIu32" >= minimum size %d\n",  in dt_to_blob()
400 	 * Assemble the blob: start with the header, add with alignment  in dt_to_blob()
404 	blob = data_append_data(blob, &fdt, vi->hdr_size);  in dt_to_blob()
405 	blob = data_append_align(blob, 8);  in dt_to_blob()
406 	blob = data_merge(blob, reservebuf);  in dt_to_blob()
407 	blob = data_append_zeroes(blob, sizeof(struct fdt_reserve_entry));  in dt_to_blob()
408 	blob = data_merge(blob, dtbuf);  in dt_to_blob()
409 	blob = data_merge(blob, strbuf);  in dt_to_blob()
412 	 * If the user asked for more space than is used, pad out the blob.  in dt_to_blob()
415 		blob = data_append_zeroes(blob, padlen);  in dt_to_blob()
417 	if (fwrite(blob.val, blob.len, 1, f) != 1) {  in dt_to_blob()
419 			die("Error writing device tree blob: %s\n",  in dt_to_blob()
422 			die("Short write on device tree blob\n");  in dt_to_blob()
426 	 * data_merge() frees the right-hand element so only the blob  in dt_to_blob()
429 	data_free(blob);  in dt_to_blob()
459 		die("Unknown device tree blob version %d\n", version);  in dt_to_asm()
770 			die("Premature FDT_END in device tree blob\n");  in unflatten_tree()
782 			die("Invalid opcode word %08x in device tree blob\n",  in unflatten_tree()
802 	char *blob;  in dt_from_blob()  local
817 		die("Error reading DT blob magic number: %s\n",  in dt_from_blob()
821 			die("EOF reading DT blob magic number\n");  in dt_from_blob()
828 		die("Blob has incorrect magic number\n");  in dt_from_blob()
832 		die("Error reading DT blob size: %s\n", strerror(errno));  in dt_from_blob()
835 			die("EOF reading DT blob size\n");  in dt_from_blob()
837 			die("Mysterious short read reading blob size\n");  in dt_from_blob()
842 		die("DT blob size (%d) is too small\n", totalsize);  in dt_from_blob()
844 	blob = xmalloc(totalsize);  in dt_from_blob()
846 	fdt = (struct fdt_header *)blob;  in dt_from_blob()
851 	p = blob + sizeof(magic)  + sizeof(totalsize);  in dt_from_blob()
855 			die("EOF before reading %d bytes of DT blob\n",  in dt_from_blob()
860 			die("Error reading DT blob: %s\n",  in dt_from_blob()
886 		inbuf_init(&strbuf, blob + off_str, blob + off_str + size_str);  in dt_from_blob()
888 		inbuf_init(&strbuf, blob + off_str, blob + totalsize);  in dt_from_blob()
904 		   blob + off_mem_rsvmap, blob + totalsize);  in dt_from_blob()
905 	inbuf_init(&dtbuf, blob + off_dt, blob + totalsize);  in dt_from_blob()
912 		die("Device tree blob doesn't begin with FDT_BEGIN_NODE (begins with 0x%08x)\n", val);  in dt_from_blob()
918 		die("Device tree blob doesn't end with FDT_END\n");  in dt_from_blob()
920 	free(blob);  in dt_from_blob()