xref: /netbsd-src/sys/dev/dec/dzvar.h (revision 74868e2a8b3e63fc4d759aeecc281866876bac56)
1 /*	$NetBSD: dzvar.h,v 1.12 2019/12/27 06:52:43 msaitoh Exp $	*/
2 /*
3  * Copyright (c) 1992, 1993
4  *	The Regents of the University of California.  All rights reserved.
5  *
6  * This code is derived from software contributed to Berkeley by
7  * Ralph Campbell and Rick Macklem.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. 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 
34 /*
35  * Copyright (c) 1996  Ken C. Wellsch.  All rights reserved.
36  *
37  * This code is derived from software contributed to Berkeley by
38  * Ralph Campbell and Rick Macklem.
39  *
40  * Redistribution and use in source and binary forms, with or without
41  * modification, are permitted provided that the following conditions
42  * are met:
43  * 1. Redistributions of source code must retain the above copyright
44  *    notice, this list of conditions and the following disclaimer.
45  * 2. Redistributions in binary form must reproduce the above copyright
46  *    notice, this list of conditions and the following disclaimer in the
47  *    documentation and/or other materials provided with the distribution.
48  * 3. All advertising materials mentioning features or use of this software
49  *    must display the following acknowledgement:
50  *	This product includes software developed by the University of
51  *	California, Berkeley and its contributors.
52  * 4. Neither the name of the University nor the names of its contributors
53  *    may be used to endorse or promote products derived from this software
54  *    without specific prior written permission.
55  *
56  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
57  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
58  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
59  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
60  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
61  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
62  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
63  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
64  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
65  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
66  * SUCH DAMAGE.
67  */
68 
69 #ifndef _DEV_DEC_DZVAR_H_
70 #define _DEV_DEC_DZVAR_H_
71 
72 /* A DZ-11 has 8 ports while a DZV/DZQ-11 has only 4. */
73 
74 #define	NDZLINE 	8
75 
76 #define	DZ_DZ		8
77 #define	DZ_DZV		4
78 #define	DZ_DC		4
79 
80 #define DZ_C2I(c)	((c)<<3)	/* convert controller # to index */
81 #define DZ_I2C(c)	((c)>>3)	/* convert minor to controller # */
82 #define DZ_PORT(u)	((u)&07)	/* extract the port # */
83 
84 struct	dz_softc {
85 	device_t	sc_dev;		/* Autoconf blaha */
86 	struct	evcnt	sc_rintrcnt;	/* receive interrupt counts */
87 	struct	evcnt	sc_tintrcnt;	/* transmit interrupt counts */
88 	struct	dz_regs	sc_dr;		/* reg pointers */
89 	bus_space_tag_t	sc_iot;
90 	bus_space_handle_t sc_ioh;
91 	int		sc_type;	/* DZ11 or DZV11? */
92 	int		sc_consline;	/* console line, or -1 */
93 	int		sc_rxint;	/* Receive interrupt count XXX */
94 	u_char		sc_brk;		/* Break asserted on some lines */
95 	u_char		sc_dsr;		/* DSR set bits if no mdm ctrl */
96 	struct dz_linestate {
97 		struct	dz_softc *dz_sc;	/* backpointer to softc */
98 		int		dz_line;	/* channel number */
99 		void		*dz_private;	/* sub-driver data pointer */
100 		int		(*dz_catch)(void *, int); /* Fast catch recv */
101 		struct	tty *	dz_tty;		/* what we work on */
102 #ifdef notyet
103 		void *		dz_mem;		/* pointers to clist output */
104 		void *		dz_end;		/*   allowing pdma action */
105 #endif
106 	} sc_dz[NDZLINE];
107 };
108 
109 void	dzattach(struct dz_softc *, struct evcnt *, int);
110 void	dzrint(void *);
111 void	dzxint(void *);
112 void	dzreset(device_t);
113 
114 #endif /* _DEV_DEC_DZVAR_H_ */
115