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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 is only permitted until one year after the first shipment
6: * of 4.4BSD by the Regents. Otherwise, redistribution and use in source and
7: * binary forms are permitted provided that: (1) source distributions retain
8: * this entire copyright notice and comment, and (2) distributions including
9: * binaries display the following acknowledgement: This product includes
10: * software developed by the University of California, Berkeley and its
11: * contributors'' in the documentation or other materials provided with the
12: * distribution and in all advertising materials mentioning features or use
13: * of this software. Neither the name of the University nor the names of
14: * its contributors may be used to endorse or promote products derived from
15: * this software without specific prior written permission.
16: * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
17: * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
18: * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
19: *
20: * @(#)if_ilreg.h 7.3 (Berkeley) 6/28/90
21: */
22:
23: /*
24: * Interlan Ethernet Communications Controller interface
25: */
26: struct ildevice {
27: short il_csr; /* Command and Status Register */
28: short il_bar; /* Buffer Address Register */
29: short il_bcr; /* Byte Count Register */
30: };
31:
32: /*
33: * Command and status bits
34: */
35: #define IL_EUA 0xc000 /* Extended Unibus Address */
36: #define IL_CMD 0x3f00 /* Command Function Code */
37: #define IL_CDONE 0x0080 /* Command Done */
38: #define IL_CIE 0x0040 /* Command Interrupt Enable */
39: #define IL_RDONE 0x0020 /* Receive DMA Done */
40: #define IL_RIE 0x0010 /* Receive Interrupt Enable */
41: #define IL_STATUS 0x000f /* Command Status Code */
42:
43: #define IL_BITS "\20\10CDONE\7CIE\6RDONE\5RIE"
44:
45: /* command definitions */
46: #define ILC_MLPBAK 0x0100 /* Set Module Interface Loopback Mode */
47: #define ILC_ILPBAK 0x0200 /* Set Internal Loopback Mode */
48: #define ILC_CLPBAK 0x0300 /* Clear Loopback Mode */
49: #define ILC_PRMSC 0x0400 /* Set Promiscuous Receive Mode */
50: #define ILC_CLPRMSC 0x0500 /* Clear Promiscuous Receive Mode */
51: #define ILC_RCVERR 0x0600 /* Set Receive-On-Error Bit */
52: #define ILC_CRCVERR 0x0700 /* Clear Receive-On-Error Bit */
53: #define ILC_OFFLINE 0x0800 /* Go Offline */
54: #define ILC_ONLINE 0x0900 /* Go Online */
55: #define ILC_DIAG 0x0a00 /* Run On-board Diagnostics */
56: #define ILC_ISA 0x0d00 /* Set Insert Source Address Mode */
57: #define ILC_CISA 0x0e00 /* Clear Insert Source Address Mode */
58: #define ILC_DEFPA 0x0f00 /* Set Physical Address to Default */
59: #define ILC_ALLMC 0x1000 /* Set Receive All Multicast Packets */
60: #define ILC_CALLMC 0x1100 /* Clear Receive All Multicast */
61: #define ILC_STAT 0x1800 /* Report and Reset Statistics */
62: #define ILC_DELAYS 0x1900 /* Report Collision Delay Times */
63: #define ILC_RCV 0x2000 /* Supply Receive Buffer */
64: #define ILC_LDXMIT 0x2800 /* Load Transmit Data */
65: #define ILC_XMIT 0x2900 /* Load Transmit Data and Send */
66: #define ILC_LDGRPS 0x2a00 /* Load Group Addresses */
67: #define ILC_RMGRPS 0x2b00 /* Delete Group Addresses */
68: #define ILC_LDPA 0x2c00 /* Load Physical Address */
69: #define ILC_FLUSH 0x3000 /* Flush Receive BAR/BCR Queue */
70: #define ILC_RESET 0x3f00 /* Reset */
71:
72: /*
73: * Error codes found in the status bits of the csr.
74: */
75: #define ILERR_SUCCESS 0 /* command successful */
76: #define ILERR_RETRIES 1 /* " " with retries */
77: #define ILERR_BADCMD 2 /* illegal command */
78: #define ILERR_INVCMD 3 /* invalid command */
79: #define ILERR_RECVERR 4 /* receiver error */
80: #define ILERR_BUFSIZ 5 /* buffer size too big */
81: #define ILERR_FRAMESIZ 6 /* frame size too small */
82: #define ILERR_COLLISIONS 8 /* excessive collisions */
83: #define ILERR_BUFALIGNMENT 10 /* buffer not word aligned */
84: #define ILERR_NXM 15 /* non-existent memory */
85:
86: #define NILERRS 16
87: #ifdef ILERRS
88: char *ilerrs[NILERRS] = {
89: "success", /* 0 */
90: "success with retries", /* 1 */
91: "illegal command", /* 2 */
92: "inappropriate command", /* 3 */
93: "failure", /* 4 */
94: "buffer size exceeded", /* 5 */
95: "frame too small", /* 6 */
96: 0, /* 7 */
97: "excessive collisions", /* 8 */
98: 0, /* 9 */
99: "buffer alignment error", /* 10 */
100: 0, /* 11 */
101: 0, /* 12 */
102: 0, /* 13 */
103: 0, /* 14 */
104: "non-existent memory" /* 15 */
105: };
106: #endif
107:
108: /*
109: * Diagnostics codes.
110: */
111: #define ILDIAG_SUCCESS 0 /* no problems */
112: #define ILDIAG_CHKSUMERR 1 /* ROM/RAM checksum error */
113: #define ILDIAG_DMAERR 2 /* DMA not working */
114: #define ILDIAG_XMITERR 3 /* xmit circuitry failure */
115: #define ILDIAG_RECVERR 4 /* rcvr circuitry failure */
116: #define ILDIAG_LOOPBACK 5 /* loopback test failed */
117:
118: #define NILDIAGS 6
119: #ifdef ILDIAGS
120: char *ildiag[NILDIAGS] = {
121: "success", /* 0 */
122: "checksum error", /* 1 */
123: "NM10 dma error", /* 2 */
124: "transmitter error", /* 3 */
125: "receiver error", /* 4 */
126: "loopback failure", /* 5 */
127: };
128: #endif
129:
130: /*
131: * Frame status bits, returned in frame status byte
132: * at the top of each received packet.
133: */
134: #define ILFSTAT_C 0x1 /* CRC error */
135: #define ILFSTAT_A 0x2 /* alignment error */
136: #define ILFSTAT_L 0x4 /* 1+ frames lost just before */
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