xref: /netbsd-src/sys/arch/amiga/dev/serreg.h (revision cda4f8f6ee55684e8d311b86c99ea59191e6b74f)
1 /*
2  * Copyright (c) 1982, 1986, 1990 Regents of the University of California.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)dcareg.h	7.3 (Berkeley) 5/7/91
34  */
35 
36 struct serdevice {
37 	int	dummy;
38 };
39 
40 /*
41  * WARNING: Serial console is assumed to be at SC9
42  * and CONUNIT must be 0.
43  */
44 #define CONUNIT		(0)
45 
46 /* seems this is nowhere defined in the system headers.. do it here */
47 #define SERDATRF_OVRUN	(1<<15)
48 #define SERDATRF_RBF	(1<<14)
49 #define SERDATRF_TBE	(1<<13)
50 #define SERDATRF_TSRE	(1<<12)
51 #define SERDATRF_RXD	(1<<11)
52 #define SERDATRF_RSVD	(1<<10)
53 #define SERDATRF_STP2	(1<<9)
54 #define SERDATRF_STP1	(1<<8)
55 
56 #define ADKCONF_SETCLR	(1<<15)
57 #define ADKCONF_UARTBRK	(1<<11)
58 
59 
60 #define SERBRD(val)	((3579545/val-1) < 32768 ? 3579545/val-1 : 0)
61