diff target-utils/loadagent/sertimeout.c @ 644:69acf5e0a21d

loadagent: implemented sertimeout calibration command
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 01 Mar 2020 23:49:31 +0000
parents
children 880c6d31e487
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/target-utils/loadagent/sertimeout.c	Sun Mar 01 23:49:31 2020 +0000
@@ -0,0 +1,33 @@
+/*
+ * Here we are going to implement a function for serial input with a timeout.
+ */
+
+#include <stdlib.h>
+
+serial_in_timeout(count)
+	unsigned count;
+{
+	int c;
+
+	do
+		c = serial_in_poll();
+	while (c < 0 && --count);
+	return c;
+}
+
+void
+cmd_sertimeout(argbulk)
+	char *argbulk;
+{
+	char *argv[2];
+	int count, c;
+
+	if (parse_args(argbulk, 1, 1, argv, 0) < 0)
+		return;
+	count = atoi(argv[0]);
+	c = serial_in_timeout(count);
+	if (c >= 0)
+		printf("Got char\n");
+	else
+		printf("Timeout\n");
+}