Commit | Line | Data |
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2af91c21 | 1 | /* |
0880b18e | 2 | * Copyright (c) 1982, 1986 Regents of the University of California. |
da7c5cc6 KM |
3 | * All rights reserved. The Berkeley software License Agreement |
4 | * specifies the terms and conditions for redistribution. | |
5 | * | |
0880b18e | 6 | * @(#)if_dereg.h 7.1 (Berkeley) %G% |
da7c5cc6 KM |
7 | */ |
8 | ||
02cf726b | 9 | /* |
2af91c21 MK |
10 | * DEC DEUNA interface |
11 | */ | |
12 | struct dedevice { | |
13 | union { | |
14 | short p0_w; | |
15 | char p0_b[2]; | |
16 | } u_p0; | |
17 | #define pcsr0 u_p0.p0_w | |
18 | #define pclow u_p0.p0_b[0] | |
19 | #define pchigh u_p0.p0_b[1] | |
20 | short pcsr1; | |
21 | short pcsr2; | |
22 | short pcsr3; | |
23 | }; | |
24 | ||
25 | /* | |
26 | * PCSR 0 bit descriptions | |
27 | */ | |
28 | #define PCSR0_SERI 0x8000 /* Status error interrupt */ | |
29 | #define PCSR0_PCEI 0x4000 /* Port command error interrupt */ | |
30 | #define PCSR0_RXI 0x2000 /* Receive done interrupt */ | |
31 | #define PCSR0_TXI 0x1000 /* Transmit done interrupt */ | |
32 | #define PCSR0_DNI 0x0800 /* Done interrupt */ | |
33 | #define PCSR0_RCBI 0x0400 /* Receive buffer unavail intrpt */ | |
34 | #define PCSR0_FATI 0x0100 /* Fatal error interrupt */ | |
35 | #define PCSR0_INTR 0x0080 /* Interrupt summary */ | |
36 | #define PCSR0_INTE 0x0040 /* Interrupt enable */ | |
37 | #define PCSR0_RSET 0x0020 /* DEUNA reset */ | |
38 | #define PCSR0_CMASK 0x000f /* command mask */ | |
39 | ||
40 | #define PCSR0_BITS "\20\20SERI\17PCEI\16RXI\15TXI\14DNI\13RCBI\11FATI\10INTR\7INTE\6RSET" | |
41 | ||
42 | /* bits 0-3 are for the PORT_COMMAND */ | |
43 | #define CMD_NOOP 0x0 | |
44 | #define CMD_GETPCBB 0x1 /* Get PCB Block */ | |
45 | #define CMD_GETCMD 0x2 /* Execute command in PCB */ | |
46 | #define CMD_STEST 0x3 /* Self test mode */ | |
47 | #define CMD_START 0x4 /* Reset xmit and receive ring ptrs */ | |
48 | #define CMD_BOOT 0x5 /* Boot DEUNA */ | |
49 | #define CMD_PDMD 0x8 /* Polling demand */ | |
50 | #define CMD_TMRO 0x9 /* Sanity timer on */ | |
51 | #define CMD_TMRF 0xa /* Sanity timer off */ | |
52 | #define CMD_RSTT 0xb /* Reset sanity timer */ | |
53 | #define CMD_STOP 0xf /* Suspend operation */ | |
54 | ||
55 | /* | |
56 | * PCSR 1 bit descriptions | |
57 | */ | |
58 | #define PCSR1_XPWR 0x8000 /* Transceiver power BAD */ | |
59 | #define PCSR1_ICAB 0x4000 /* Interconnect cabling BAD */ | |
60 | #define PCSR1_STCODE 0x3f00 /* Self test error code */ | |
61 | #define PCSR1_PCTO 0x0080 /* Port command timed out */ | |
62 | #define PCSR1_ILLINT 0x0040 /* Illegal interrupt */ | |
63 | #define PCSR1_TIMEOUT 0x0020 /* Timeout */ | |
64 | #define PCSR1_POWER 0x0010 /* Power fail */ | |
65 | #define PCSR1_RMTC 0x0008 /* Remote console reserved */ | |
66 | #define PCSR1_STMASK 0x0007 /* State */ | |
67 | ||
68 | /* bit 0-3 are for STATE */ | |
69 | #define STAT_RESET 0x0 | |
70 | #define STAT_PRIMLD 0x1 /* Primary load */ | |
71 | #define STAT_READY 0x2 | |
72 | #define STAT_RUN 0x3 | |
73 | #define STAT_UHALT 0x5 /* UNIBUS halted */ | |
74 | #define STAT_NIHALT 0x6 /* NI halted */ | |
75 | #define STAT_NIUHALT 0x7 /* NI and UNIBUS Halted */ | |
76 | ||
77 | #define PCSR1_BITS "\20\20XPWR\17ICAB\10PCTO\7ILLINT\6TIMEOUT\5POWER\4RMTC" | |
78 | ||
79 | /* | |
80 | * Port Control Block Base | |
81 | */ | |
82 | struct de_pcbb { | |
83 | short pcbb0; /* function */ | |
84 | short pcbb2; /* command specific */ | |
85 | short pcbb4; | |
86 | short pcbb6; | |
87 | }; | |
88 | ||
89 | /* PCBB function codes */ | |
90 | #define FC_NOOP 0x00 /* NO-OP */ | |
91 | #define FC_LSUADDR 0x01 /* Load and start microaddress */ | |
92 | #define FC_RDDEFAULT 0x02 /* Read default physical address */ | |
93 | #define FC_RDPHYAD 0x04 /* Read physical address */ | |
94 | #define FC_WTPHYAD 0x05 /* Write physical address */ | |
95 | #define FC_RDMULTI 0x06 /* Read multicast address list */ | |
96 | #define FC_WTMULTI 0x07 /* Read multicast address list */ | |
97 | #define FC_RDRING 0x08 /* Read ring format */ | |
98 | #define FC_WTRING 0x09 /* Write ring format */ | |
99 | #define FC_RDCNTS 0x0a /* Read counters */ | |
100 | #define FC_RCCNTS 0x0b /* Read and clear counters */ | |
101 | #define FC_RDMODE 0x0c /* Read mode */ | |
102 | #define FC_WTMODE 0x0d /* Write mode */ | |
103 | #define FC_RDSTATUS 0x0e /* Read port status */ | |
104 | #define FC_RCSTATUS 0x0f /* Read and clear port status */ | |
105 | #define FC_DUMPMEM 0x10 /* Dump internal memory */ | |
106 | #define FC_LOADMEM 0x11 /* Load internal memory */ | |
107 | #define FC_RDSYSID 0x12 /* Read system ID parameters */ | |
108 | #define FC_WTSYSID 0x13 /* Write system ID parameters */ | |
109 | #define FC_RDSERAD 0x14 /* Read load server address */ | |
110 | #define FC_WTSERAD 0x15 /* Write load server address */ | |
111 | ||
112 | /* | |
113 | * Unibus Data Block Base (UDBB) for ring buffers | |
114 | */ | |
115 | struct de_udbbuf { | |
116 | short b_tdrbl; /* Transmit desc ring base low 16 bits */ | |
117 | char b_tdrbh; /* Transmit desc ring base high 2 bits */ | |
118 | char b_telen; /* Length of each transmit entry */ | |
119 | short b_trlen; /* Number of entries in the XMIT desc ring */ | |
120 | short b_rdrbl; /* Receive desc ring base low 16 bits */ | |
121 | char b_rdrbh; /* Receive desc ring base high 2 bits */ | |
122 | char b_relen; /* Length of each receive entry */ | |
123 | short b_rrlen; /* Number of entries in the RECV desc ring */ | |
124 | }; | |
125 | ||
126 | /* | |
127 | * Transmit/Receive Ring Entry | |
128 | */ | |
129 | struct de_ring { | |
130 | short r_slen; /* Segment length */ | |
131 | short r_segbl; /* Segment address (low 16 bits) */ | |
132 | char r_segbh; /* Segment address (hi 2 bits) */ | |
133 | u_char r_flags; /* Status flags */ | |
134 | u_short r_tdrerr; /* Errors */ | |
135 | #define r_lenerr r_tdrerr | |
136 | short r_rid; /* Request ID */ | |
137 | }; | |
138 | ||
139 | #define XFLG_OWN 0x80 /* If 0 then owned by driver */ | |
140 | #define XFLG_ERRS 0x40 /* Error summary */ | |
141 | #define XFLG_MTCH 0x20 /* Address match on xmit request */ | |
142 | #define XFLG_MORE 0x10 /* More than one entry required */ | |
143 | #define XFLG_ONE 0x08 /* One collision encountered */ | |
144 | #define XFLG_DEF 0x04 /* Transmit deferred */ | |
145 | #define XFLG_STP 0x02 /* Start of packet */ | |
146 | #define XFLG_ENP 0x01 /* End of packet */ | |
147 | ||
148 | #define XFLG_BITS "\10\10OWN\7ERRS\6MTCH\5MORE\4ONE\3DEF\2STP\1ENP" | |
149 | ||
150 | #define XERR_BUFL 0x8000 /* Buffer length error */ | |
151 | #define XERR_UBTO 0x4000 /* UNIBUS tiemout | |
152 | #define XERR_LCOL 0x1000 /* Late collision */ | |
153 | #define XERR_LCAR 0x0800 /* Loss of carrier */ | |
154 | #define XERR_RTRY 0x0400 /* Failed after 16 retries */ | |
155 | #define XERR_TDR 0x03ff /* TDR value */ | |
156 | ||
157 | #define XERR_BITS "\20\20BUFL\17UBTO\15LCOL\14LCAR\13RTRY" | |
158 | ||
159 | #define RFLG_OWN 0x80 /* If 0 then owned by driver */ | |
160 | #define RFLG_ERRS 0x40 /* Error summary */ | |
161 | #define RFLG_FRAM 0x20 /* Framing error */ | |
162 | #define RFLG_OFLO 0x10 /* Message overflow */ | |
163 | #define RFLG_CRC 0x08 /* CRC error */ | |
164 | #define RFLG_STP 0x02 /* Start of packet */ | |
165 | #define RFLG_ENP 0x01 /* End of packet */ | |
166 | ||
167 | #define RFLG_BITS "\10\10OWN\7ERRS\6FRAM\5OFLO\4CRC\2STP\1ENP" | |
168 | ||
169 | #define RERR_BUFL 0x8000 /* Buffer length error */ | |
170 | #define RERR_UBTO 0x4000 /* UNIBUS tiemout */ | |
171 | #define RERR_NCHN 0x2000 /* No data chaining */ | |
172 | #define RERR_MLEN 0x0fff /* Message length */ | |
173 | ||
174 | #define RERR_BITS "\20\20BUFL\17UBTO\16NCHN" | |
175 | ||
176 | /* mode description bits */ | |
177 | #define MOD_HDX 0x0001 /* Half duplex mode */ | |
178 | #define MOD_LOOP 0x0004 /* Enable internal loopback */ | |
179 | #define MOD_DTCR 0x0008 /* Disables CRC generation */ | |
180 | #define MOD_DMNT 0x0200 /* Disable maintenance features */ | |
181 | #define MOD_ECT 0x0400 /* Enable collision test */ | |
182 | #define MOD_TPAD 0x1000 /* Transmit message pad enable */ | |
183 | #define MOD_DRDC 0x2000 /* Disable data chaining */ | |
184 | #define MOD_ENAL 0x4000 /* Enable all multicast */ | |
185 | #define MOD_PROM 0x8000 /* Enable promiscuous mode */ | |
186 | ||
187 | struct de_buf { | |
188 | struct ether_header db_head; /* header */ | |
189 | char db_data[ETHERMTU]; /* packet data */ | |
190 | int db_crc; /* CRC - on receive only */ | |
191 | }; |