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1.1 root 1: /*
2: * Copyright (c) 1982, 1986 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_vv.h 7.4 (Berkeley) 6/28/90
34: */
35:
36: /*
37: * ECO 176-748 changed the braodcast address from 0 to 0xff, at
38: * CTL (p1002) serial number around 150.
39: * It was implemented in August, 1982. This is a field-installable ECO,
40: * which improves net reliability. If the broadcast address has not been
41: * changed, comment out the following line.
42: */
43: #define NEW_BROADCAST /* new chip for broadcast problem */
44:
45: /*
46: * Local network header for proNET Ring
47: * This is arbitrated by "jas@proteon"
48: * (aka John Shriver, 617-655-3340)
49: */
50:
51: struct vv_header {
52: /* the first two fields are required by the hardware */
53: u_char vh_dhost; /* destination address */
54: u_char vh_shost; /* source address */
55: /* the next three fields are the local network header */
56: u_char vh_version; /* header version */
57: u_char vh_type; /* packet type => protocol number */
58: short vh_info; /* protocol-specific information */
59: };
60:
61: #define RING_VERSION 2 /* current version of v2lni header */
62:
63: /*
64: * Packet types (protocol numbers) in proNET protocol header
65: * Other types are defined, but are proprietary.
66: */
67: #define RING_IP 1
68: #define RING_TRAILER 2 /* offset now in vh_info only */
69: #define RING_ARP 3
70: #define RING_HDLC 4
71: #define RING_VAXDB 5
72: #define RING_RINGWAY 6
73: #define RING_RINGWAYM 8
74: #define RING_NOVELL 10
75: #define RING_PUP 12
76: #define RING_XNS 14
77: #define RING_DIAGNOSTICS 15 /* protocol type for testing */
78: #define RING_ECHO 16
79: #define RING_8022 23
80:
81: #ifdef NEW_BROADCAST
82: #define VV_BROADCAST 0xff /* hardware-defined broadcast address */
83: #else
84: #define VV_BROADCAST 0x00 /* hardware-defined broadcast address */
85: #endif
86:
87: /*
88: * Proteon proNET Hardware definitions
89: * register bit definitions
90: */
91: #define VV_ENB 01 /* Enable Operation */
92: #define VV_DEN 02 /* Enable DMA */
93: #define VV_HEN 04 /* Host Relay Enable (Rcv) */
94: #define VV_CPB 04 /* Clear Packet Buffer (Xmit) */
95: #define VV_STE 010 /* Self Test Enable (Rcv) */
96: #define VV_UT1 010 /* Unused (Xmit) */
97: #define VV_LPB 020 /* Modem Disable (Rcv) */
98: #define VV_INR 020 /* Initialize Ring (Xmit) */
99: #define VV_RST 040 /* Reset */
100: #define VV_IEN 0100 /* Interrupt Enable */
101: #define VV_RDY 0200 /* Done */
102: #define VV_DPR 0400 /* Data Present (Rcv) */
103: #define VV_RFS 0400 /* Refused (Xmit) */
104: #define VV_NXM 01000 /* Non Existent Memory */
105: #define VV_OVR 02000 /* Overrun */
106: #define VV_ODB 04000 /* Odd Byte (Rcv) */
107: #define VV_UT2 04000 /* Unused (Xmit) */
108: #define VV_LDE 010000 /* Parity on 10 megabit (Rcv), */
109: /* Link Data Error on 80 megabit (Rcv) */
110: #define VV_OPT 010000 /* Output Timeout (Xmit) */
111: #define VV_NOK 020000 /* Ring Not OK */
112: #define VV_BDF 040000 /* Bad Format in Operation */
113: #define VV_NIR 0100000 /* Not in Ring */
114:
115: #define VVXERR (VV_NXM|VV_OVR|VV_OPT|VV_BDF) /* Xmit errs */
116: #define VVRERR (VV_NXM|VV_OVR|VV_ODB|VV_BDF|VV_DPR) /* Rcv errs */
117: #define VVFE (VV_NXM|VV_OVR) /* Fatal errors */
118:
119: #define VV_IBITS \
120: "\10\20NIR\17BDF\16NOK\15LDE\14ODB\13OVR\12NXM\11DPR\10RDY\7IEN\6RST\5LPB\4STE\3HEN\2DEN\1ENB"
121:
122: #define VV_OBITS \
123: "\10\20NIR\17BDF\16NOK\15OPT\13OVR\12NXM\11RFS\10RDY\7IEN\6RST\5INR\3HEN\2DEN\1ENB"
124:
125: /* device registers */
126: struct vvreg {
127: short vvicsr; /* input csr */
128: u_short vviwc; /* input word count */
129: u_short vviba; /* input addr lo */
130: u_short vviea; /* input addr hi */
131: short vvocsr; /* output csr */
132: u_short vvowc; /* output word count */
133: u_short vvoba; /* output addr lo */
134: u_short vvoea; /* output addr hi */
135: };
136:
137: #define VVRETRY 7 /* output retry limit */
138: #define VVIDENTSUCC 5 /* number of successes required in self-test */
139: #define VVIDENTRETRY 10 /* identify loop attempt limit */
140: #define VVTIMEOUT 60 /* seconds before a transmit timeout */
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