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hd64461uartvar.h revision 1.5 
      1 /*	$NetBSD: hd64461uartvar.h,v 1.5 2005/12/18 21:44:27 uwe Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2001 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 _HPCSH_DEV_HD64461UARTVAR_H_
     40 #define _HPCSH_DEV_HD64461UARTVAR_H_
     41 
     42 extern int hd64461uart_kgdb_init(void);
     43 
     44 #define HD64461COM_TX_BUSY()						\
     45 	while ((*(volatile uint8_t *)HD64461_ULSR_REG8 & LSR_TXRDY) == 0)
     46 
     47 #define HD64461COM_PUTC(c)						\
     48 do {									\
     49 	HD64461COM_TX_BUSY();						\
     50 	*(volatile uint8_t *)HD64461_UTBR_REG8 = c;			\
     51 	HD64461COM_TX_BUSY();						\
     52 } while (/*CONSTCOND*/0)
     53 
     54 #define HD64461COM_PRINT(s)						\
     55 do {									\
     56 	char *__s = (char *)(s);					\
     57 	int __i;							\
     58 	for (__i = 0; __s[__i] != '\0'; __i++) {			\
     59 		char __c = __s[__i];					\
     60 		if (__c == '\n')					\
     61 			HD64461COM_PUTC('\r');				\
     62 		HD64461COM_PUTC(__c);					\
     63 	}								\
     64 } while (/*CONSTCOND*/0)
     65 
     66 #endif /* !_HPCSH_DEV_HD64461UARTVAR_H_ */
     67