xref: /netbsd/sys/arch/hp300/dev/if_lereg.h (revision bf9ec67e)
1 /*	$NetBSD: if_lereg.h,v 1.9 1998/01/11 21:57:03 thorpej Exp $	*/
2 
3 /*
4  * Copyright (c) 1982, 1990 The Regents of the University of California.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  *
35  *	@(#)if_lereg.h	7.1 (Berkeley) 5/8/90
36  */
37 
38 /*
39  * DIO registers, offsets from lestd[0]
40  */
41 #define	LER0_ID			0x01		/* ID */
42 #define	LER0_STATUS		0x03		/* interrupt enable/status */
43 
44 #define	LER0_SIZE		4
45 
46 /*
47  * Control and status bits -- LER0_STATUS
48  */
49 #define	LE_IE			0x80		/* interrupt enable */
50 #define	LE_IR			0x40		/* interrupt requested */
51 #define	LE_LOCK			0x08		/* lock status register */
52 #define	LE_ACK			0x04		/* ack of lock */
53 #define	LE_JAB			0x02		/* loss of tx clock (???) */
54 
55 /*
56  * LANCE registers, offsets from lestd[1]
57  */
58 #define	LER1_RDP		0x00		/* data port */
59 #define	LER1_RAP		0x02		/* register select port */
60 
61 #define	LER1_SIZE		4
62 
63 /*
64  * LANCE buffer area.
65  */
66 #define	LE_BUFSIZE		16384
67