20000317 sourceware import

libgloss/pa/w89k.h

@@ -0,0 +1,25 @@
+/* Copyright (c) 1995 Cygnus Support
+ *
+ * The authors hereby grant permission to use, copy, modify, distribute,
+ * and license this software and its documentation for any purpose, provided
+ * that existing copyright notices are retained in all copies and that this
+ * notice is included verbatim in any distributions. No written agreement,
+ * license, or royalty fee is required for any of the authorized uses.
+ * Modifications to this software may be copyrighted by their authors
+ * and need not follow the licensing terms described here, provided that
+ * the new terms are clearly indicated on the first page of each file where
+ * they apply.
+ *
+ * The w89k uses a memory mapped I/O scheme as well as a PC style ISA bus.
+ * All I/O accesses are via a port.
+ */
+#define IOSPACE		0xf0000000
+#define	outp(port,val)	*((volatile unsigned char*)(IOSPACE+port))=val
+#define	inp(port)	*((volatile unsigned char*)(IOSPACE+port))
+#define RS232PORT	0x3f8
+#define COM1_LSR	(0x3f8 + 5)
+#define COM1_DATA	(0x3f8 + 0)
+
+#define RS232REG	0x3fd
+#define TRANSMIT	0x20
+#define RECEIVE		0x01