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1.1 root 1: /*
2: * Copyright (c) 1982, 1986 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_ilreg.h 7.1 (Berkeley) 6/5/86
7: */
8:
9: /*
10: * Interlan Ethernet Communications Controller interface
11: */
12: struct ildevice {
13: short il_csr; /* Command and Status Register */
14: short il_bar; /* Buffer Address Register */
15: short il_bcr; /* Byte Count Register */
16: };
17:
18: /*
19: * Command and status bits
20: */
21: #define IL_EUA 0xc000 /* Extended Unibus Address */
22: #define IL_CMD 0x3f00 /* Command Function Code */
23: #define IL_CDONE 0x0080 /* Command Done */
24: #define IL_CIE 0x0040 /* Command Interrupt Enable */
25: #define IL_RDONE 0x0020 /* Receive DMA Done */
26: #define IL_RIE 0x0010 /* Receive Interrupt Enable */
27: #define IL_STATUS 0x000f /* Command Status Code */
28:
29: #define IL_BITS "\20\10CDONE\7CIE\6RDONE\5RIE"
30:
31: /* command definitions */
32: #define ILC_MLPBAK 0x0100 /* Set Module Interface Loopback Mode */
33: #define ILC_ILPBAK 0x0200 /* Set Internal Loopback Mode */
34: #define ILC_CLPBAK 0x0300 /* Clear Loopback Mode */
35: #define ILC_PRMSC 0x0400 /* Set Promiscuous Receive Mode */
36: #define ILC_CLPRMSC 0x0500 /* Clear Promiscuous Receive Mode */
37: #define ILC_RCVERR 0x0600 /* Set Receive-On-Error Bit */
38: #define ILC_CRCVERR 0x0700 /* Clear Receive-On-Error Bit */
39: #define ILC_OFFLINE 0x0800 /* Go Offline */
40: #define ILC_ONLINE 0x0900 /* Go Online */
41: #define ILC_DIAG 0x0a00 /* Run On-board Diagnostics */
42: #define ILC_ISA 0x0d00 /* Set Insert Source Address Mode */
43: #define ILC_CISA 0x0e00 /* Clear Insert Source Address Mode */
44: #define ILC_DEFPA 0x0f00 /* Set Physical Address to Default */
45: #define ILC_ALLMC 0x1000 /* Set Receive All Multicast Packets */
46: #define ILC_CALLMC 0x1100 /* Clear Receive All Multicast */
47: #define ILC_STAT 0x1800 /* Report and Reset Statistics */
48: #define ILC_DELAYS 0x1900 /* Report Collision Delay Times */
49: #define ILC_RCV 0x2000 /* Supply Receive Buffer */
50: #define ILC_LDXMIT 0x2800 /* Load Transmit Data */
51: #define ILC_XMIT 0x2900 /* Load Transmit Data and Send */
52: #define ILC_LDGRPS 0x2a00 /* Load Group Addresses */
53: #define ILC_RMGRPS 0x2b00 /* Delete Group Addresses */
54: #define ILC_LDPA 0x2c00 /* Load Physical Address */
55: #define ILC_FLUSH 0x3000 /* Flush Receive BAR/BCR Queue */
56: #define ILC_RESET 0x3f00 /* Reset */
57:
58: /*
59: * Error codes found in the status bits of the csr.
60: */
61: #define ILERR_SUCCESS 0 /* command successful */
62: #define ILERR_RETRIES 1 /* " " with retries */
63: #define ILERR_BADCMD 2 /* illegal command */
64: #define ILERR_INVCMD 3 /* invalid command */
65: #define ILERR_RECVERR 4 /* receiver error */
66: #define ILERR_BUFSIZ 5 /* buffer size too big */
67: #define ILERR_FRAMESIZ 6 /* frame size too small */
68: #define ILERR_COLLISIONS 8 /* excessive collisions */
69: #define ILERR_BUFALIGNMENT 10 /* buffer not word aligned */
70: #define ILERR_NXM 15 /* non-existent memory */
71:
72: #define NILERRS 16
73: #ifdef ILERRS
74: char *ilerrs[NILERRS] = {
75: "success", /* 0 */
76: "success with retries", /* 1 */
77: "illegal command", /* 2 */
78: "inappropriate command", /* 3 */
79: "failure", /* 4 */
80: "buffer size exceeded", /* 5 */
81: "frame too small", /* 6 */
82: 0, /* 7 */
83: "excessive collisions", /* 8 */
84: 0, /* 9 */
85: "buffer alignment error", /* 10 */
86: 0, /* 11 */
87: 0, /* 12 */
88: 0, /* 13 */
89: 0, /* 14 */
90: "non-existent memory" /* 15 */
91: };
92: #endif
93:
94: /*
95: * Diagnostics codes.
96: */
97: #define ILDIAG_SUCCESS 0 /* no problems */
98: #define ILDIAG_CHKSUMERR 1 /* ROM/RAM checksum error */
99: #define ILDIAG_DMAERR 2 /* DMA not working */
100: #define ILDIAG_XMITERR 3 /* xmit circuitry failure */
101: #define ILDIAG_RECVERR 4 /* rcvr circuitry failure */
102: #define ILDIAG_LOOPBACK 5 /* loopback test failed */
103:
104: #define NILDIAGS 6
105: #ifdef ILDIAGS
106: char *ildiag[NILDIAGS] = {
107: "success", /* 0 */
108: "checksum error", /* 1 */
109: "NM10 dma error", /* 2 */
110: "transmitter error", /* 3 */
111: "receiver error", /* 4 */
112: "loopback failure", /* 5 */
113: };
114: #endif
115:
116: /*
117: * Frame status bits, returned in frame status byte
118: * at the top of each received packet.
119: */
120: #define ILFSTAT_C 0x1 /* CRC error */
121: #define ILFSTAT_A 0x2 /* alignment error */
122: #define ILFSTAT_L 0x4 /* 1+ frames lost just before */
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