Commit | Line | Data |
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da7c5cc6 KM |
1 | /* |
2 | * Copyright (c) 1982 Regents of the University of California. | |
3 | * All rights reserved. The Berkeley software License Agreement | |
4 | * specifies the terms and conditions for redistribution. | |
5 | * | |
6 | * @(#)if_vv.h 4.8 (Berkeley) %G% | |
7 | */ | |
1a568327 | 8 | |
41b6ae6c | 9 | /* |
1a568327 MK |
10 | * ECO 176-748 changed the braodcast address from 0 to 0xff, at |
11 | * CTL (p1002) serial number around 150. | |
12 | * It was implemented in August, 1982. This is a field-installable ECO, | |
13 | * which improves net reliability. If the broadcast address has not been | |
14 | * changed, comment out the following line. | |
41b6ae6c | 15 | */ |
1a568327 | 16 | #define NEW_BROADCAST /* new chip for broadcast problem */ |
4cdd59b5 | 17 | |
1a568327 MK |
18 | /* |
19 | * Local network header for proNET Ring | |
20 | * This is arbitrated by "jas@proteon" | |
21 | * (aka John Shriver, 617-655-3340) | |
22 | */ | |
4cdd59b5 | 23 | |
41b6ae6c SL |
24 | struct vv_header { |
25 | /* the first two fields are required by the hardware */ | |
26 | u_char vh_dhost; /* destination address */ | |
27 | u_char vh_shost; /* source address */ | |
28 | /* the next three fields are the local network header */ | |
29 | u_char vh_version; /* header version */ | |
30 | u_char vh_type; /* packet type => protocol number */ | |
31 | short vh_info; /* protocol-specific information */ | |
32 | }; | |
33 | ||
4cdd59b5 | 34 | #define RING_VERSION 2 /* current version of v2lni header */ |
41b6ae6c SL |
35 | |
36 | /* | |
1a568327 MK |
37 | * Packet types (protocol numbers) in proNET protocol header |
38 | * Other types are defined, but are proprietary. | |
41b6ae6c SL |
39 | */ |
40 | #define RING_IP 1 | |
1a568327 MK |
41 | #define RING_IPTrailer 2 /* really, 3 = 512 bytes */ |
42 | /* 4 = 1024 bytes */ | |
43 | /* 5 = 1536 bytes */ | |
44 | /* it's really very messed-up! */ | |
45 | #define RING_IPNTrailer 4 /* not a number, but a range */ | |
46 | #define RING_ARP 3 /* the next three conflict with trailers */ | |
47 | #define RING_HDLC 4 | |
48 | #define RING_VAXDB 5 | |
49 | #define RING_RINGWAY 6 | |
50 | #define RING_RINGWAYM 8 | |
51 | #define RING_NOVELL 10 | |
52 | #define RING_PUP 12 | |
53 | #define RING_XNS 14 | |
54 | #define RING_DIAGNOSTICS 15 /* protocol type for testing */ | |
55 | #define RING_ECHO 16 | |
41b6ae6c | 56 | |
4cdd59b5 SL |
57 | #ifdef NEW_BROADCAST |
58 | #define VV_BROADCAST 0xff /* hardware-defined broadcast address */ | |
59 | #else | |
60 | #define VV_BROADCAST 0x00 /* hardware-defined broadcast address */ | |
61 | #endif | |
41b6ae6c SL |
62 | |
63 | /* | |
1a568327 MK |
64 | * Proteon proNET Hardware definitions |
65 | * register bit definitions | |
41b6ae6c SL |
66 | */ |
67 | #define VV_ENB 01 /* Enable Operation */ | |
68 | #define VV_DEN 02 /* Enable DMA */ | |
69 | #define VV_HEN 04 /* Host Relay Enable (Rcv) */ | |
70 | #define VV_CPB 04 /* Clear Packet Buffer (Xmit) */ | |
71 | #define VV_STE 010 /* Self Test Enable (Rcv) */ | |
72 | #define VV_UT1 010 /* Unused (Xmit) */ | |
73 | #define VV_LPB 020 /* Modem Disable (Rcv) */ | |
74 | #define VV_INR 020 /* Initialize Ring (Xmit) */ | |
75 | #define VV_RST 040 /* Reset */ | |
76 | #define VV_IEN 0100 /* Interrupt Enable */ | |
77 | #define VV_RDY 0200 /* Done */ | |
78 | #define VV_DPR 0400 /* Data Present (Rcv) */ | |
79 | #define VV_RFS 0400 /* Refused (Xmit) */ | |
80 | #define VV_NXM 01000 /* Non Existent Memory */ | |
81 | #define VV_OVR 02000 /* Overrun */ | |
1a568327 | 82 | #define VV_ODB 04000 /* Odd Byte (Rcv) */ |
41b6ae6c | 83 | #define VV_UT2 04000 /* Unused (Xmit) */ |
1a568327 MK |
84 | #define VV_LDE 010000 /* Parity on 10 megabit (Rcv), */ |
85 | /* Link Data Error on 80 megabit (Rcv) */ | |
41b6ae6c SL |
86 | #define VV_OPT 010000 /* Output Timeout (Xmit) */ |
87 | #define VV_NOK 020000 /* Ring Not OK */ | |
88 | #define VV_BDF 040000 /* Bad Format in Operation */ | |
89 | #define VV_NIR 0100000 /* Not in Ring */ | |
90 | ||
91 | #define VVXERR (VV_NXM|VV_OVR|VV_OPT|VV_BDF) /* Xmit errs */ | |
92 | #define VVRERR (VV_NXM|VV_OVR|VV_ODB|VV_BDF) /* Rcv errs */ | |
93 | #define VVFE (VV_NXM|VV_OVR) /* Fatal errors */ | |
94 | ||
95 | #define VV_IBITS \ | |
96 | "\10\20NIR\17BDF\16NOK\15LDE\14ODB\13OVR\12NXM\11DPR\10RDY\7IEN\6RST\5LPB\4STE\3HEN\2DEN\1ENB" | |
97 | ||
98 | #define VV_OBITS \ | |
99 | "\10\20NIR\17BDF\16NOK\15OPT\13OVR\12NXM\11RFS\10RDY\7IEN\6RST\5INR\3HEN\2DEN\1ENB" | |
100 | ||
101 | /* device registers */ | |
102 | struct vvreg { | |
103 | short vvicsr; /* input csr */ | |
104 | u_short vviwc; /* input word count */ | |
105 | u_short vviba; /* input addr lo */ | |
106 | u_short vviea; /* input addr hi */ | |
107 | short vvocsr; /* output csr */ | |
108 | u_short vvowc; /* output word count */ | |
109 | u_short vvoba; /* output addr lo */ | |
110 | u_short vvoea; /* output addr hi */ | |
111 | }; | |
112 | ||
6593c6ac | 113 | #define VVRETRY 7 /* output retry limit */ |
1a568327 MK |
114 | #define VVIDENTSUCC 5 /* number of successes required in self-test */ |
115 | #define VVIDENTRETRY 10 /* identify loop attempt limit */ | |
6593c6ac | 116 | #define VVTIMEOUT 60 /* seconds before a transmit timeout */ |