--- a/loadtools/sertool.c	Sun Feb 02 19:37:50 2020 +0000
+++ b/loadtools/sertool.c	Sun Feb 02 20:01:22 2020 +0000
@@ -26,7 +26,7 @@
 	extern int optind;
 	int c;
 
-	while ((c = getopt(argc, argv, "b:c:C:h:H:i:")) != EOF)
+	while ((c = getopt(argc, argv, "b:c:C:h:H:i:P:")) != EOF)
 		switch (c) {
 		case 'b':
 			set_romload_baudrate(optarg);
@@ -46,6 +46,10 @@
 		case 'i':
 			set_beacon_interval(optarg);
 			continue;
+		case 'P':
+			if (find_bootctrl_entry(optarg) < 0)
+				exit(1);	/* error msg already printed */
+			continue;
 		case '?':
 		default:
 usage:			fprintf(stderr,
@@ -62,6 +66,7 @@
 	}
 
 	open_serial_port(target_ttydev);
+	pwon_if_needed();
 	perform_compal_stage();
 	perform_romload();
 	if (passon_argv)