xref: /netbsd/sys/arch/hp300/dev/fhpibreg.h (revision 95e1ffb1)
1 /*	$NetBSD: fhpibreg.h,v 1.6 2005/12/11 12:17:13 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 1982, 1990, 1993
5  *	The Regents of the University of California.  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  *	@(#)fhpibreg.h	8.1 (Berkeley) 6/10/93
32  */
33 
34 #include <hp300/dev/iotypes.h>	/* XXX */
35 
36 struct	fhpibdevice {
37 	u_char	hpib_pad0;
38 	vu_char	hpib_cid;
39 	u_char	hpib_pad1;
40 #define	hpib_ie		hpib_ids
41 	vu_char	hpib_ids;
42 	u_char	hpib_pad2;
43 	vu_char	hpib_ctrl2;
44 	u_char	hpib_pad3;
45 	vu_char	hpib_latch;
46 	u_char	hpib_pad4[9];
47 	vu_char	hpib_intr;
48 	u_char	hpib_pad5;
49 	vu_char	hpib_imask;
50 	u_char	hpib_pad6;
51 	vu_char	hpib_data;
52 	u_char	hpib_pad7;
53 	vu_char	hpib_stat;
54 	u_char	hpib_pad8;
55 	vu_char	hpib_cmd;
56 	u_char	hpib_pad9;
57 	vu_char	hpib_ar;
58 	u_char	hpib_pad10;
59 	vu_char	hpib_pmask;
60 	u_char	hpib_pad11;
61 	vu_char	hpib_psense;
62 };
63 
64 /* status bits */
65 #define	ST_READ0        0xC0
66 #define	ST_READ1	0x80
67 #define	ST_IENAB	0x80
68 #define	ST_EOI		0x80
69 #define	ST_ATN		0x40
70 #define	ST_WRITE	0x00
71 
72 /* control bits */
73 #define	CT_8BIT		0x80
74 #define	CT_REN		0x20
75 #define	CT_IFC		0x10
76 #define	CT_FIFOSEL	0x02
77 #define	CT_INITFIFO	0x01
78 
79 #define	IM_PABORT	0x40
80 #define	IM_PPRESP	0x20
81 #define	IM_ROOM		0x08
82 #define	IM_BYTE		0x04
83 #define	IM_IDLE		0x02
84 
85 #define	AR_ARONC	0x80
86