--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/loadtools/sertool.c	Wed May 01 02:43:17 2013 +0000
@@ -0,0 +1,45 @@
+/*
+ * This module contains the main() function for fc-sertool: the simplest
+ * of the FreeCalypso loading tools, which sends the user-specified
+ * IRAM SREC image to the boot ROM and then switches into serial tty
+ * pass-through.
+ */
+
+#include <sys/types.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include "srecreader.h"
+
+extern char *target_ttydev;
+extern struct srecreader iramimage;
+
+main(argc, argv)
+	char **argv;
+{
+	extern char *optarg;
+	extern int optind;
+	int c;
+
+	while ((c = getopt(argc, argv, "i:")) != EOF)
+		switch (c) {
+		case 'i':
+			set_beacon_interval(optarg);
+			continue;
+		case '?':
+		default:
+usage:			fprintf(stderr,
+	"usage: fc-sertool [-i beacon-interval] ttyport iramimage.srec\n");
+			exit(1);
+		}
+	if (argc - optind != 2)
+		goto usage;
+	target_ttydev = argv[optind];
+	iramimage.filename = argv[optind+1];
+
+	open_target_serial();
+	perform_romload();
+	tty_passthru();
+	exit(0);
+}