dc7085.h Source File

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dc7085.h
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1 /* gxemul: $Id: dc7085.h,v 1.3 2005-03-05 12:34:02 debug Exp $ */
2 /* $NetBSD: dc7085cons.h,v 1.6 2000/01/09 15:34:42 ad Exp $ */
3 
4 /*
5  * Copyright (c) 1992, 1993
6  * The Regents of the University of California. All rights reserved.
7  *
8  * This code is derived from software contributed to Berkeley by
9  * Ralph Campbell and Rick Macklem.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  * notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  * notice, this list of conditions and the following disclaimer in the
18  * documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  * must display the following acknowledgement:
21  * This product includes software developed by the University of
22  * California, Berkeley and its contributors.
23  * 4. Neither the name of the University nor the names of its contributors
24  * may be used to endorse or promote products derived from this software
25  * without specific prior written permission.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30  * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37  * SUCH DAMAGE.
38  *
39  * @(#)dc7085cons.h 8.1 (Berkeley) 6/10/93
40  *
41  * dc7085.h --
42  *
43  * Definitions for the dc7085 chip.
44  *
45  * Copyright (C) 1989 Digital Equipment Corporation.
46  * Permission to use, copy, modify, and distribute this software and
47  * its documentation for any purpose and without fee is hereby granted,
48  * provided that the above copyright notice appears in all copies.
49  * Digital Equipment Corporation makes no representations about the
50  * suitability of this software for any purpose. It is provided "as is"
51  * without express or implied warranty.
52  *
53  * from: Header: /sprite/src/kernel/dev/ds3100.md/RCS/dc7085.h,
54  *
55  * v 1.4 89/08/15 19:52:46 rab Exp SPRITE (DECWRL)
56  */
57 
58 #ifndef _PMAX_DC7085CONS_H_
59 #define _PMAX_DC7085CONS_H_
60 
61 typedef volatile struct dc7085regs {
62  u_short dc_csr; /* control and status (R/W) */
63  u_short pad0[3];
64  short dc_rbuf_lpr; /* receiver data (R), line params (W) */
65  u_short pad1[3];
66  u_short dc_tcr; /* transmitter control (R/W) */
67  u_short pad2[3];
68  u_short dc_msr_tdr; /* modem status (R), transmit data (W) */
69 } dcregs;
70 #define dc_rbuf dc_rbuf_lpr
71 #define dc_lpr dc_rbuf_lpr
72 #define dc_msr dc_msr_tdr
73 #define dc_tdr dc_msr_tdr
74 
75 /*
76  * Control status register bits.
77  */
78 #define CSR_TRDY 0x8000
79 #define CSR_TIE 0x4000
80 #define CSR_TX_LINE_NUM 0x0300
81 #define CSR_RDONE 0x0080
82 #define CSR_RIE 0x0040
83 #define CSR_MSE 0x0020
84 #define CSR_CLR 0x0010
85 #define CSR_MAINT 0x0008
86 
87 /*
88  * Receiver buffer register bits.
89  */
90 #define RBUF_DVAL 0x8000
91 #define RBUF_OERR 0x4000
92 #define RBUF_FERR 0x2000
93 #define RBUF_PERR 0x1000
94 #define RBUF_LINE_NUM 0x0300
95 #define RBUF_LINE_NUM_SHIFT 8
96 #define RBUF_CHAR 0x00FF
97 
98 /*
99  * Transmit control register values.
100  */
101 #define TCR_DTR2 0x400
102 #define TCR_EN3 0x008
103 #define TCR_EN2 0x004
104 #define TCR_EN1 0x002
105 #define TCR_EN0 0x001
106 
107 #define TCR_RTS2 0x800
108 #define TCR_RTS3 0x200
109 #define TCR_DTR3 0x100
110 
111 /*
112  * Line parameter register bits.
113  */
114 #define LPR_RXENAB 0x1000
115 #define LPR_B50 0x0000
116 #define LPR_B75 0x0100
117 #define LPR_B110 0x0200
118 #define LPR_B134 0x0300
119 #define LPR_B150 0x0400
120 #define LPR_B300 0x0500
121 #define LPR_B600 0x0600
122 #define LPR_B1200 0x0700
123 #define LPR_B1800 0x0800
124 #define LPR_B2000 0x0900
125 #define LPR_B2400 0x0A00
126 #define LPR_B3600 0x0B00
127 #define LPR_B4800 0x0C00
128 #define LPR_B7200 0x0D00
129 #define LPR_B9600 0x0E00
130 #define LPR_B19200 0x0F00
131 #define LPR_B38400 0x0F00
132 #define LPR_OPAR 0x0080
133 #define LPR_PARENB 0x0040
134 #define LPR_2_STOP 0x0020
135 #define LPR_8_BIT_CHAR 0x0018
136 #define LPR_7_BIT_CHAR 0x0010
137 #define LPR_6_BIT_CHAR 0x0008
138 #define LPR_5_BIT_CHAR 0x0000
139 
140 /*
141  * Modem status register bits.
142  */
143 #define MSR_DSR2 0x0200
144 
145 #define MSR_RI2 0x0800
146 #define MSR_CD2 0x0400
147 #define MSR_CTS2 0x0100
148 #define MSR_RI3 0x0008
149 #define MSR_CD3 0x0004
150 #define MSR_DSR3 0x0002
151 #define MSR_CTS3 0x0001
152 
153 /*
154  * The four serial ports.
155  */
156 #define DCKBD_PORT 0
157 #define DCMOUSE_PORT 1
158 #define DCCOMM_PORT 2
159 #define DCPRINTER_PORT 3
160 
161 /* bits in dm lsr, copied from dmreg.h */
162 #define DML_DSR 0000400 /* data set ready, not a real DM bit */
163 #define DML_RNG 0000200 /* ring */
164 #define DML_CAR 0000100 /* carrier detect */
165 #define DML_CTS 0000040 /* clear to send */
166 #define DML_SR 0000020 /* secondary receive */
167 #define DML_ST 0000010 /* secondary transmit */
168 #define DML_RTS 0000004 /* request to send */
169 #define DML_DTR 0000002 /* data terminal ready */
170 #define DML_LE 0000001 /* line enable */
171 
172 #endif /* !_PMAX_DC7085CONS_H_ */
u_short pad1[3]
Definition: dc7085.h:65
u_short dc_csr
Definition: dc7085.h:62
u_short pad0[3]
Definition: dc7085.h:63
u_short dc_msr_tdr
Definition: dc7085.h:68
u_short pad2[3]
Definition: dc7085.h:67
volatile struct dc7085regs dcregs
short dc_rbuf_lpr
Definition: dc7085.h:64
u_short dc_tcr
Definition: dc7085.h:66

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