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1.1 root 1: /*
2: * Copyright (c) 1982, 1986, 1988 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: * @(#)if_dpreg.h 7.2 (Berkeley) 8/30/90
34: */
35:
36: /*
37: * DPV-11 Registers and bits.
38: */
39: struct dpdevice {
40: short dprcsr; /* Receive Control and Status Register */
41: union {
42: short u_rdsr; /* Receive Data and Status Reg, rd only */
43: short u_sar; /* Parameter Control Sync/Address Reg, wr only*/
44: } dpun;
45: short dpclr; /* Parameter Control/Character Length Reg */
46: short dptdsr; /* Transmit Data and Status Register */
47: };
48:
49: #define dprdsr dpun.u_rdsr
50: #define dpsar dpun.u_sar
51:
52:
53: /* bits in dprcsr */
54: #define DP_RL 0x0001 /* Remote Loopback Mode */
55: #define DP_DTR 0x0002 /* Data Terminal Ready (modem) */
56: #define DP_RTS 0x0004 /* Request to Send (modem) */
57: #define DP_LL 0x0008 /* Local Loopback */
58: #define DP_RE 0x0010 /* Enable Receiver */
59: #define DP_MIE 0x0020 /* Modem (Change) Interrupt Enable */
60: #define DP_RIE 0x0040 /* Receiver Interrupt Enable */
61: #define DP_RDR 0x0080 /* Receiver Data Ready */
62: #define DP_SFD 0x0100 /* Sync or Flag Detected */
63: #define DP_DSR 0x0200 /* Data Set Ready (modem) */
64: #define DP_RSR 0x0400 /* Receiver Status Ready (attention) */
65: #define DP_RA 0x0800 /* Receiver Active (receiving data) */
66: #define DP_RR 0x1000 /* Receiver Ready (modem) */
67: #define DP_CTS 0x2000 /* Clear to Send (modem) */
68: #define DP_IC 0x4000 /* Incoming Call */
69: #define DP_MSC 0x8000 /* Modem Status Change (CTS, RR, IC, DM) */
70:
71: /* flags for modem-control */
72: #define DP_ON DP_DTR
73: #define DP_OFF 0
74:
75: /* bits in dprdsr */
76: #define DP_RBUF 0x00ff /* Received Data */
77: #define DP_RSM 0x0100 /* Receiver Start of Message */
78: #define DP_REM 0x0200 /* Receiver End of Message */
79: #define DP_RGA 0x0400 /* Receiver Go-Ahead or Abort */
80: #define DP_ROVR 0x0800 /* Receiver Receiver Over-Run */
81: #define DP_RABC 0x7000 /* Reciever Assembled Bit Count */
82: #define DP_REC 0x8000 /* Reciever Error Check */
83:
84: /* bits in dpsar */
85: #define DP_SYNC 0x00ff /* Sync Char or Station Address */
86: #define DP_EM 0x0700 /* Error Detection Mode */
87: #define DP_IDLE 0x0800 /* Idle Mode Select */
88: #define DP_SAM 0x1000 /* Secondary Address Mode */
89: #define DP_SSLM 0x2000 /* Strip Synch/Loop Mode */
90: #define DP_CHRM 0x4000 /* Character/Bit Mode */
91: #define DP_APA 0x8000 /* Recognize All Parties Addressed */
92:
93: /* bits in dpclr */
94: #define DP_CLR 0x0001 /* Reset DP */
95: #define DP_XA 0x0002 /* Transmiter Active (transmitting data) */
96: #define DP_XBE 0x0004 /* Transmit Buffer Available */
97: #define DP_ILB 0x0008 /* Internal Loopback (Maintenance Mode) */
98: #define DP_XE 0x0010 /* Transmit Enable */
99: #define DP_SQTM 0x0020 /* Signal Quality/Test Mode */
100: #define DP_XIE 0x0040 /* Transmit Interrupt Enable */
101: #define DP_MBZ1 0x0080 /* Reserved (must be zero) */
102: #define DP_RCL 0x0700 /* Receive Character Length */
103: #define DP_RL8 0x0000 /* RCL = 8 bits */
104: #define DP_RL7 0x0700 /* RCL = 7 bits */
105: #define DP_RL6 0x0600 /* RCL = 6 bits */
106: #define DP_ECF 0x0800 /* Extended Control Field Option */
107: #define DP_EAF 0x1000 /* Extended Address Field Option */
108: #define DP_XCL 0xE000 /* Transmit Character Length */
109: #define DP_XL8 0x0000 /* XCL = 8 bits */
110: #define DP_XL7 0xE000 /* XCL = 7 bits */
111: #define DP_XL6 0xC000 /* XCL = 6 bits */
112:
113:
114: /* bits in dptdsr */
115: #define DP_XBUF 0x00FF /* data to be transmitted */
116: #define DP_XSM 0x0100 /* Transmit Start of Message */
117: #define DP_XEM 0x0200 /* Transmit End of Message */
118: #define DP_XABO 0x0400 /* Tranmsit Abort */
119: #define DP_XGA 0x0800 /* Tranmsit Go - Ahead */
120: #define DP_MBZ2 0x7000 /* Reserved (must be zero) */
121: #define DP_XERR 0x8000 /* Data Late -- XBUF not serviced in time */
122:
123: #define DP_MTU 2048 /* Very Big X.25 data, normally 128 */
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