--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/serial.h	Mon Dec 26 10:48:55 2005 +0000
@@ -0,0 +1,51 @@
+/**
+ * $Id: serial.h,v 1.1 2005-12-22 07:38:06 nkeynes Exp $
+ * External interface to the dreamcast serial port, implemented by 
+ * sh4/scif.c
+ *
+ * Copyright (c) 2005 Nathan Keynes.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#ifndef dream_serial_H
+#define dream_serial_H 1
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define SERIAL_8BIT        0x00
+#define SERIAL_7BIT        0x40
+#define SERIAL_PARITY_OFF  0x00
+#define SERIAL_PARITY_EVEN 0x20
+#define SERIAL_PARITY_ODD  0x30
+#define SERIAL_1STOPBIT    0x00
+#define SERIAL_2STOPBITS   0x08
+
+typedef struct serial_device {
+    void (*set_line_speed)(uint32_t bps);
+    void (*set_line_params)(int flags);
+    void (*receive_data)(uint8_t value);
+} *serial_device_t;
+
+void serial_attach_device( serial_device_t dev );
+void serial_detach_device( );
+
+void serial_transmit_data( char *data, int length );
+void serial_transmit_break( void );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif