xref: /netbsd/sys/arch/alpha/jensenio/jensenioreg.h (revision bf9ec67e)
1 /* $NetBSD: jensenioreg.h,v 1.1 2000/07/12 20:36:10 thorpej Exp $ */
2 
3 /*-
4  * Copyright (c) 1999 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Jason R. Thorpe.
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  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the NetBSD
21  *	Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 /*
40  * System register description for the DECpc AXP 150 ("Jensen").
41  */
42 
43 #define	REGVAL(r)	(*(__volatile u_int64_t *)ALPHA_PHYS_TO_K0SEG(r))
44 
45 /*
46  * EISA Interrupt Acknowledge:			1.0000.0000
47  */
48 #define	JENSEN_EISA_INTA	0x100000000UL
49 
50 
51 /*
52  * FEPROM 0 (256K):				1.8000.0000
53  */
54 #define	JENSEN_FEPROM0		0x180000000UL
55 
56 
57 /*
58  * FEPROM 1 (1M):				1.a000.0000
59  */
60 #define	JENSEN_FEPROM1		0x1a0000000UL
61 
62 
63 /*
64  * VLSI VL82C106 junk I/O chip:			1.C000.0000
65  */
66 #define	JENSEN_VL82C106		0x1c0000000UL
67 
68 
69 /*
70  * Host Address Extension Register:		1.D000.0000
71  *
72  *	8-bit register that contains the upper bigs of address
73  *	destined for the EISA bus.
74  */
75 #define	JENSEN_HAE		0x1d0000000UL
76 #define	HAE_MASK		0x7		/* EISA <31:25> */
77 #define	HAE_SHIFT		25
78 
79 
80 /*
81  * System Control Register:			1.E000.0000
82  *
83  *	8-bit register that contains memory configuration information
84  *	and the LED display code bits.
85  *
86  *	Memory configuration:
87  *
88  *		0		4M x 36 SIMMs
89  *		1		4M x 36 x 2 SIMMs
90  *		2		16M x 36 SIMMs
91  *		3		16M x 36 x 2 SIMMs
92  */
93 #define	JENSEN_SYSCTL		0x1e0000000UL
94 #define	SYSCTL_LEDMASK		0x0f		/* LED codes */
95 #define	SYSCTL_BANK0_CFG	0x30		/* Bank 0 config */
96 #define	SYSCTL_BANK0_CFG_SHIFT	4
97 #define	SYSCTL_BANK1_CFG	0xc0		/* Bank 1 config */
98 #define	SYSCTL_BANK1_CFG_SHIFT	6
99 
100 
101 /*
102  * Spare Register:				1.f000.0000
103  */
104 #define	JENSEN_SPARE		0x1f0000000UL
105 
106 
107 /*
108  * EISA Memory Space:				2.0000.0000
109  */
110 #define	JENSEN_EISA_MEM		0x200000000UL
111 
112 
113 /*
114  * EISA I/O Space:				3.0000.0000
115  */
116 #define	JENSEN_EISA_IO		0x300000000UL
117