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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_ilreg.h 7.3 (Berkeley) 6/28/90
34: */
35:
36: /*
37: * Interlan Ethernet Communications Controller interface
38: */
39: struct ildevice {
40: short il_csr; /* Command and Status Register */
41: short il_bar; /* Buffer Address Register */
42: short il_bcr; /* Byte Count Register */
43: };
44:
45: /*
46: * Command and status bits
47: */
48: #define IL_EUA 0xc000 /* Extended Unibus Address */
49: #define IL_CMD 0x3f00 /* Command Function Code */
50: #define IL_CDONE 0x0080 /* Command Done */
51: #define IL_CIE 0x0040 /* Command Interrupt Enable */
52: #define IL_RDONE 0x0020 /* Receive DMA Done */
53: #define IL_RIE 0x0010 /* Receive Interrupt Enable */
54: #define IL_STATUS 0x000f /* Command Status Code */
55:
56: #define IL_BITS "\20\10CDONE\7CIE\6RDONE\5RIE"
57:
58: /* command definitions */
59: #define ILC_MLPBAK 0x0100 /* Set Module Interface Loopback Mode */
60: #define ILC_ILPBAK 0x0200 /* Set Internal Loopback Mode */
61: #define ILC_CLPBAK 0x0300 /* Clear Loopback Mode */
62: #define ILC_PRMSC 0x0400 /* Set Promiscuous Receive Mode */
63: #define ILC_CLPRMSC 0x0500 /* Clear Promiscuous Receive Mode */
64: #define ILC_RCVERR 0x0600 /* Set Receive-On-Error Bit */
65: #define ILC_CRCVERR 0x0700 /* Clear Receive-On-Error Bit */
66: #define ILC_OFFLINE 0x0800 /* Go Offline */
67: #define ILC_ONLINE 0x0900 /* Go Online */
68: #define ILC_DIAG 0x0a00 /* Run On-board Diagnostics */
69: #define ILC_ISA 0x0d00 /* Set Insert Source Address Mode */
70: #define ILC_CISA 0x0e00 /* Clear Insert Source Address Mode */
71: #define ILC_DEFPA 0x0f00 /* Set Physical Address to Default */
72: #define ILC_ALLMC 0x1000 /* Set Receive All Multicast Packets */
73: #define ILC_CALLMC 0x1100 /* Clear Receive All Multicast */
74: #define ILC_STAT 0x1800 /* Report and Reset Statistics */
75: #define ILC_DELAYS 0x1900 /* Report Collision Delay Times */
76: #define ILC_RCV 0x2000 /* Supply Receive Buffer */
77: #define ILC_LDXMIT 0x2800 /* Load Transmit Data */
78: #define ILC_XMIT 0x2900 /* Load Transmit Data and Send */
79: #define ILC_LDGRPS 0x2a00 /* Load Group Addresses */
80: #define ILC_RMGRPS 0x2b00 /* Delete Group Addresses */
81: #define ILC_LDPA 0x2c00 /* Load Physical Address */
82: #define ILC_FLUSH 0x3000 /* Flush Receive BAR/BCR Queue */
83: #define ILC_RESET 0x3f00 /* Reset */
84:
85: /*
86: * Error codes found in the status bits of the csr.
87: */
88: #define ILERR_SUCCESS 0 /* command successful */
89: #define ILERR_RETRIES 1 /* " " with retries */
90: #define ILERR_BADCMD 2 /* illegal command */
91: #define ILERR_INVCMD 3 /* invalid command */
92: #define ILERR_RECVERR 4 /* receiver error */
93: #define ILERR_BUFSIZ 5 /* buffer size too big */
94: #define ILERR_FRAMESIZ 6 /* frame size too small */
95: #define ILERR_COLLISIONS 8 /* excessive collisions */
96: #define ILERR_BUFALIGNMENT 10 /* buffer not word aligned */
97: #define ILERR_NXM 15 /* non-existent memory */
98:
99: #define NILERRS 16
100: #ifdef ILERRS
101: char *ilerrs[NILERRS] = {
102: "success", /* 0 */
103: "success with retries", /* 1 */
104: "illegal command", /* 2 */
105: "inappropriate command", /* 3 */
106: "failure", /* 4 */
107: "buffer size exceeded", /* 5 */
108: "frame too small", /* 6 */
109: 0, /* 7 */
110: "excessive collisions", /* 8 */
111: 0, /* 9 */
112: "buffer alignment error", /* 10 */
113: 0, /* 11 */
114: 0, /* 12 */
115: 0, /* 13 */
116: 0, /* 14 */
117: "non-existent memory" /* 15 */
118: };
119: #endif
120:
121: /*
122: * Diagnostics codes.
123: */
124: #define ILDIAG_SUCCESS 0 /* no problems */
125: #define ILDIAG_CHKSUMERR 1 /* ROM/RAM checksum error */
126: #define ILDIAG_DMAERR 2 /* DMA not working */
127: #define ILDIAG_XMITERR 3 /* xmit circuitry failure */
128: #define ILDIAG_RECVERR 4 /* rcvr circuitry failure */
129: #define ILDIAG_LOOPBACK 5 /* loopback test failed */
130:
131: #define NILDIAGS 6
132: #ifdef ILDIAGS
133: char *ildiag[NILDIAGS] = {
134: "success", /* 0 */
135: "checksum error", /* 1 */
136: "NM10 dma error", /* 2 */
137: "transmitter error", /* 3 */
138: "receiver error", /* 4 */
139: "loopback failure", /* 5 */
140: };
141: #endif
142:
143: /*
144: * Frame status bits, returned in frame status byte
145: * at the top of each received packet.
146: */
147: #define ILFSTAT_C 0x1 /* CRC error */
148: #define ILFSTAT_A 0x2 /* alignment error */
149: #define ILFSTAT_L 0x4 /* 1+ frames lost just before */
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