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fhpibreg.h revision 1.3 
      1 /*
      2  * Copyright (c) 1982, 1990, 1993
      3  *	The Regents of the University of California.  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  *	from: @(#)fhpibreg.h	8.1 (Berkeley) 6/10/93
     34  *	$Id: fhpibreg.h,v 1.3 1994/05/23 05:58:55 mycroft Exp $
     35  */
     36 
     37 #include <hp300/dev/iotypes.h>	/* XXX */
     38 
     39 struct	fhpibdevice {
     40 	u_char	hpib_pad0;
     41 	vu_char	hpib_cid;
     42 	u_char	hpib_pad1;
     43 #define	hpib_ie		hpib_ids
     44 	vu_char	hpib_ids;
     45 	u_char	hpib_pad2;
     46 	vu_char	hpib_ctrl2;
     47 	u_char	hpib_pad3;
     48 	vu_char	hpib_latch;
     49 	u_char	hpib_pad4[9];
     50 	vu_char	hpib_intr;
     51 	u_char	hpib_pad5;
     52 	vu_char	hpib_imask;
     53 	u_char	hpib_pad6;
     54 	vu_char	hpib_data;
     55 	u_char	hpib_pad7;
     56 	vu_char	hpib_stat;
     57 	u_char	hpib_pad8;
     58 	vu_char	hpib_cmd;
     59 	u_char	hpib_pad9;
     60 	vu_char	hpib_ar;
     61 	u_char	hpib_pad10;
     62 	vu_char	hpib_pmask;
     63 	u_char	hpib_pad11;
     64 	vu_char	hpib_psense;
     65 };
     66 
     67 /* status bits */
     68 #define	ST_READ0        0xC0
     69 #define	ST_READ1	0x80
     70 #define	ST_IENAB	0x80
     71 #define	ST_EOI		0x80
     72 #define	ST_ATN		0x40
     73 #define	ST_WRITE	0x00
     74 
     75 /* control bits */
     76 #define	CT_8BIT		0x80
     77 #define	CT_REN		0x20
     78 #define	CT_IFC		0x10
     79 #define	CT_FIFOSEL	0x02
     80 #define	CT_INITFIFO	0x01
     81 
     82 #define	IM_PABORT	0x40
     83 #define	IM_PPRESP	0x20
     84 #define	IM_ROOM		0x08
     85 #define	IM_BYTE		0x04
     86 #define	IM_IDLE		0x02
     87 
     88 #define	AR_ARONC	0x80
     89