1 /*	$NetBSD: hd64465uartvar.h,v 1.2 2002/03/02 22:26:26 uch Exp $	*/
2 
3 /*-
4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by UCHIYAMA Yasushi.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #ifndef _LOCORE
40 int hd64465uart_kgdb_init(void);
41 #endif
42 
43 #define HD64465COM_TX_BUSY()						\
44 	while ((VOLATILE_REF8(HD64465_ULSR_REG8) & LSR_TXRDY) == 0)
45 
46 #define HD64465COM_PUTC(c)						\
47 do {									\
48 	HD64465COM_TX_BUSY();						\
49 	VOLATILE_REF8(HD64465_UTBR_REG8) = (c);				\
50 	HD64465COM_TX_BUSY();						\
51 } while (/*CONSTCOND*/0)
52 
53 #define HD64465COM_PRINT(s)						\
54 do {									\
55 	char *__s =(char *)(s);						\
56 	int __i;							\
57 	for (__i = 0; __s[__i] != '\0'; __i++) {			\
58 		char __c = __s[__i];					\
59 		if (__c == '\n')					\
60 			HD64465COM_PUTC('\r');				\
61 		HD64465COM_PUTC(__c);					\
62 	}								\
63 } while (/*CONSTCOND*/0)
64 
65