Home | History | Annotate | Line # | Download | only in dev
serreg.h revision 1.5 
      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  *	$Id: serreg.h,v 1.5 1994/02/11 07:02:17 chopps Exp $
     35  */
     36 
     37 struct serdevice {
     38 	int	dummy;
     39 };
     40 
     41 /*
     42  * WARNING: Serial console is assumed to be at SC9
     43  * and CONUNIT must be 0.
     44  */
     45 #define CONUNIT		(0)
     46 
     47 /* seems this is nowhere defined in the system headers.. do it here */
     48 #define SERDATRF_OVRUN	(1<<15)
     49 #define SERDATRF_RBF	(1<<14)
     50 #define SERDATRF_TBE	(1<<13)
     51 #define SERDATRF_TSRE	(1<<12)
     52 #define SERDATRF_RXD	(1<<11)
     53 #define SERDATRF_RSVD	(1<<10)
     54 #define SERDATRF_STP2	(1<<9)
     55 #define SERDATRF_STP1	(1<<8)
     56 
     57 #define ADKCONF_SETCLR	(1<<15)
     58 #define ADKCONF_UARTBRK	(1<<11)
     59 
     60 
     61 #define SERBRD(val)	((3579545/val-1) < 32768 ? 3579545/val-1 : 0)
     62 #define SER_VBL_PRIORITY (1)
     63 
     64 /* unit is in lower 7 bits (for now, only one unit:-))
     65    dialin:    open blocks until carrier present, hangup on carrier drop
     66    dialout:   carrier is ignored */
     67 
     68 #define SERUNIT(dev)   (minor(dev) & 0x7f)
     69 #define DIALIN(dev)    ((minor(dev) & 0x80) == 0x80)
     70 #define DIALOUT(dev)   ((minor(dev) & 0x80) == 0x00)
     71