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      1 /*	$NetBSD: serreg.h,v 1.10 2005/12/11 12:16:28 christos 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. Neither the name of the University nor the names of its contributors
     16  *    may be used to endorse or promote products derived from this software
     17  *    without specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  *
     31  *	@(#)dcareg.h	7.3 (Berkeley) 5/7/91
     32  */
     33 
     34 struct serdevice {
     35 	int	dummy;
     36 };
     37 
     38 /*
     39  * WARNING: Serial console is assumed to be at SC9
     40  * and CONUNIT must be 0.
     41  */
     42 #define CONUNIT		(0)
     43 
     44 /* seems this is nowhere defined in the system headers.. do it here */
     45 #define SERDATRF_OVRUN	(1<<15)
     46 #define SERDATRF_RBF	(1<<14)
     47 #define SERDATRF_TBE	(1<<13)
     48 #define SERDATRF_TSRE	(1<<12)
     49 #define SERDATRF_RXD	(1<<11)
     50 #define SERDATRF_RSVD	(1<<10)
     51 #define SERDATRF_STP2	(1<<9)
     52 #define SERDATRF_STP1	(1<<8)
     53 
     54 #define ADKCONF_SETCLR	(1<<15)
     55 #define ADKCONF_UARTBRK	(1<<11)
     56 
     57 
     58 #define SERBRD(val)	((3579545/val-1) < 32768 ? 3579545/val-1 : 0)
     59 #define SER_VBL_PRIORITY (1)
     60 
     61 /* unit is in lower 7 bits (for now, only one unit:-))
     62    dialin:    open blocks until carrier present, hangup on carrier drop
     63    dialout:   carrier is ignored */
     64 
     65 #define SERUNIT(dev)   (minor(dev) & 0x7f)
     66 #define DIALOUT(dev)   (minor(dev) & 0x80)
     67