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hd64465uartvar.h revision 1.2 
      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