Improve time sync accuracy

[~andy/csm213a-hw] / hw2 / serial_irq.h

diff --git a/hw2/serial_irq.h b/hw2/serial_irq.h
index 5595d14518778cd1c77e5523eaf37e0841404438..e640a9e5a9d2f738190c48c3bfbd3d2b073f3fbd 100644 (file)
--- a/hw2/serial_irq.h
+++ b/hw2/serial_irq.h
@@ -33,6 +33,9 @@ void sirq_write(sirq_t *port, void *data, int len);
 /* Read In */
 int  sirq_ready(sirq_t *port);
 
+/* Debug print */
+void sirq_debug(sirq_t *port);
+
 /* Print */
 void sirq_vprintf(const char *fmt, va_list ap);
 void sirq_printf(const char *fmt, ...);