xref: /netbsd-src/sys/dev/qbus/if_ilreg.h (revision 95e1ffb15694e54f29f8baaa4232152b703c2a5a)
1 /*	$NetBSD: if_ilreg.h,v 1.5 2005/12/11 12:23:29 christos Exp $	*/
2 /*
3  * Copyright (c) 1982, 1986 Regents of the University of California.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. Neither the name of the University nor the names of its contributors
15  *    may be used to endorse or promote products derived from this software
16  *    without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  *	@(#)if_ilreg.h	7.3 (Berkeley) 6/28/90
31  */
32 
33 /*
34  * Interlan Ethernet Communications Controller interface
35  */
36 #ifdef notdef
37 struct ildevice {
38 	short	il_csr;		/* Command and Status Register */
39 	short	il_bar;		/* Buffer Address Register */
40 	short	il_bcr;		/* Byte Count Register */
41 };
42 #endif
43 
44 #define	IL_CSR	0
45 #define	IL_BAR	2
46 #define	IL_BCR	4
47 
48 /*
49  * Command and status bits
50  */
51 #define	IL_EUA		0xc000		/* Extended Unibus Address */
52 #define	IL_CMD		0x3f00		/* Command Function Code */
53 #define	IL_CDONE	0x0080		/* Command Done */
54 #define	IL_CIE		0x0040		/* Command Interrupt Enable */
55 #define	IL_RDONE	0x0020		/* Receive DMA Done */
56 #define	IL_RIE		0x0010		/* Receive Interrupt Enable */
57 #define	IL_STATUS	0x000f		/* Command Status Code */
58 
59 #define	IL_BITS		"\20\10CDONE\7CIE\6RDONE\5RIE"
60 
61 /* command definitions */
62 #define	ILC_MLPBAK	0x0100		/* Set Module Interface Loopback Mode */
63 #define	ILC_ILPBAK	0x0200		/* Set Internal Loopback Mode */
64 #define	ILC_CLPBAK	0x0300		/* Clear Loopback Mode */
65 #define	ILC_PRMSC	0x0400		/* Set Promiscuous Receive Mode */
66 #define	ILC_CLPRMSC	0x0500		/* Clear Promiscuous Receive Mode */
67 #define	ILC_RCVERR	0x0600		/* Set Receive-On-Error Bit */
68 #define	ILC_CRCVERR	0x0700		/* Clear Receive-On-Error Bit */
69 #define	ILC_OFFLINE	0x0800		/* Go Offline */
70 #define	ILC_ONLINE	0x0900		/* Go Online */
71 #define	ILC_DIAG	0x0a00		/* Run On-board Diagnostics */
72 #define	ILC_ISA		0x0d00		/* Set Insert Source Address Mode */
73 #define	ILC_CISA	0x0e00		/* Clear Insert Source Address Mode */
74 #define	ILC_DEFPA	0x0f00		/* Set Physical Address to Default */
75 #define	ILC_ALLMC	0x1000		/* Set Receive All Multicast Packets */
76 #define	ILC_CALLMC	0x1100		/* Clear Receive All Multicast */
77 #define	ILC_STAT	0x1800		/* Report and Reset Statistics */
78 #define	ILC_DELAYS	0x1900		/* Report Collision Delay Times */
79 #define	ILC_RCV		0x2000		/* Supply Receive Buffer */
80 #define	ILC_LDXMIT	0x2800		/* Load Transmit Data */
81 #define	ILC_XMIT	0x2900		/* Load Transmit Data and Send */
82 #define	ILC_LDGRPS	0x2a00		/* Load Group Addresses */
83 #define	ILC_RMGRPS	0x2b00		/* Delete Group Addresses */
84 #define	ILC_LDPA	0x2c00		/* Load Physical Address */
85 #define	ILC_FLUSH	0x3000		/* Flush Receive BAR/BCR Queue */
86 #define	ILC_RESET	0x3f00		/* Reset */
87 
88 /*
89  * Error codes found in the status bits of the csr.
90  */
91 #define	ILERR_SUCCESS		0	/* command successful */
92 #define	ILERR_RETRIES		1	/* " " with retries */
93 #define	ILERR_BADCMD		2	/* illegal command */
94 #define	ILERR_INVCMD		3	/* invalid command */
95 #define	ILERR_RECVERR		4	/* receiver error */
96 #define	ILERR_BUFSIZ		5	/* buffer size too big */
97 #define	ILERR_FRAMESIZ		6	/* frame size too small */
98 #define	ILERR_COLLISIONS	8	/* excessive collisions */
99 #define	ILERR_BUFALIGNMENT	10	/* buffer not word aligned */
100 #define	ILERR_NXM		15	/* non-existent memory */
101 
102 #define	NILERRS			16
103 #ifdef ILERRS
104 char *ilerrs[NILERRS] = {
105 	"success",			/*  0 */
106 	"success with retries",		/*  1 */
107 	"illegal command",		/*  2 */
108 	"inappropriate command",	/*  3 */
109 	"failure",			/*  4 */
110 	"buffer size exceeded",		/*  5 */
111 	"frame too small",		/*  6 */
112 	0,				/*  7 */
113 	"excessive collisions",		/*  8 */
114 	0,				/*  9 */
115 	"buffer alignment error",	/* 10 */
116 	0,				/* 11 */
117 	0,				/* 12 */
118 	0,				/* 13 */
119 	0,				/* 14 */
120 	"non-existent memory"		/* 15 */
121 };
122 #endif
123 
124 /*
125  * Diagnostics codes.
126  */
127 #define	ILDIAG_SUCCESS		0	/* no problems */
128 #define	ILDIAG_CHKSUMERR	1	/* ROM/RAM checksum error */
129 #define	ILDIAG_DMAERR		2	/* DMA not working */
130 #define	ILDIAG_XMITERR		3	/* xmit circuitry failure */
131 #define	ILDIAG_RECVERR		4	/* rcvr circuitry failure */
132 #define	ILDIAG_LOOPBACK		5	/* loopback test failed */
133 
134 #define	NILDIAGS		6
135 #ifdef ILDIAGS
136 char *ildiag[NILDIAGS] = {
137 	"success",			/* 0 */
138 	"checksum error",		/* 1 */
139 	"NM10 DMA error",		/* 2 */
140 	"transmitter error",		/* 3 */
141 	"receiver error",		/* 4 */
142 	"loopback failure",		/* 5 */
143 };
144 #endif
145 
146 /*
147  * Frame status bits, returned in frame status byte
148  * at the top of each received packet.
149  */
150 #define	ILFSTAT_C	0x1		/* CRC error */
151 #define	ILFSTAT_A	0x2		/* alignment error */
152 #define	ILFSTAT_L	0x4		/* 1+ frames lost just before */
153