xref: /netbsd/sys/arch/sun3/sun3x/vme.h (revision ce099b40)
1 /*	$NetBSD: vme.h,v 1.3 2008/04/28 20:23:38 martin Exp $	*/
2 
3 /*-
4  * Copyright (c) 1997 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Gordon W. Ross.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /*
33  * CPU Physical addresses for various VME spaces.
34  * The vme unit number selects one of these.
35  */
36 
37 #define	VME16_SIZE  	(1<<16)
38 #define	VME16_MASK  	(VME16_SIZE-1)
39 #define	VME16D16_BASE	0x7C000000
40 #define	VME16D32_BASE	0x7D000000
41 
42 #define	VME24_SIZE  	(1<<24)
43 #define	VME24_MASK  	(VME24_SIZE-1)
44 #define	VME24D16_BASE	0x7E000000
45 #define	VME24D32_BASE	0x7F000000
46 
47 /* NB: Really a 31-bit space! */
48 #define VME32_SIZE  	0x80000000
49 #define VME32_MASK  	0x7FFFFFFF
50 #define	VME32D16_BASE	0x80000000
51 #define	VME32D32_BASE	0x80000000
52 
53