xref: /netbsd/sys/arch/amiga/dev/serreg.h (revision bf9ec67e)
1 /*	$NetBSD: serreg.h,v 1.8 1999/01/31 10:30:22 is Exp $	*/
2 
3 /*
4  * Copyright (c) 1982, 1986, 1990 Regents of the University of California.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  *	@(#)dcareg.h	7.3 (Berkeley) 5/7/91
36  */
37 
38 struct serdevice {
39 	int	dummy;
40 };
41 
42 /*
43  * WARNING: Serial console is assumed to be at SC9
44  * and CONUNIT must be 0.
45  */
46 #define CONUNIT		(0)
47 
48 /* seems this is nowhere defined in the system headers.. do it here */
49 #define SERDATRF_OVRUN	(1<<15)
50 #define SERDATRF_RBF	(1<<14)
51 #define SERDATRF_TBE	(1<<13)
52 #define SERDATRF_TSRE	(1<<12)
53 #define SERDATRF_RXD	(1<<11)
54 #define SERDATRF_RSVD	(1<<10)
55 #define SERDATRF_STP2	(1<<9)
56 #define SERDATRF_STP1	(1<<8)
57 
58 #define ADKCONF_SETCLR	(1<<15)
59 #define ADKCONF_UARTBRK	(1<<11)
60 
61 
62 #define SERBRD(val)	((3579545/val-1) < 32768 ? 3579545/val-1 : 0)
63 #define SER_VBL_PRIORITY (1)
64 
65 /* unit is in lower 7 bits (for now, only one unit:-))
66    dialin:    open blocks until carrier present, hangup on carrier drop
67    dialout:   carrier is ignored */
68 
69 #define SERUNIT(dev)   (minor(dev) & 0x7f)
70 #define DIALOUT(dev)   (minor(dev) & 0x80)
71