xref: /netbsd/sys/arch/vax/include/ka670.h (revision 6550d01e)
1 /*	$NetBSD: ka670.h,v 1.3 2002/12/01 21:21:45 matt Exp $	*/
2 /*
3  * Copyright (c) 1999 Ludd, University of Lule}, Sweden.
4  * All rights reserved.
5  *
6  * This code is derived from software contributed to Ludd by Bertram Barth.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed at Ludd, University of
19  *	Lule}, Sweden and its contributors.
20  * 4. The name of the author may not be used to endorse or promote products
21  *    derived from this software without specific prior written permission
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33  */
34 
35 /*
36  * Definitions for I/O addresses of
37  *
38  *	VAX 4000/300 (KA670)
39  */
40 #ifndef _VAX_KA670_H_
41 #define _VAX_KA670_H_
42 
43 #define KA670_SIDEX	0x20040004	/* SID extension register */
44 #define KA670_IORESET	0x20020000	/* I/O Reset register */
45 
46 #define KA670_ROM_BASE	0x20040000	/* System module ROM */
47 #define KA670_ROM_END	0x2007FFFF
48 #define KA670_ROM_SIZE	   0x40000
49 
50 /*
51  * The following values refer to bits/bitfields within the 4 internal
52  * registers controlling primary cache:
53  * PR_PCTAG(124, tag-register)		PR_PCIDX(125, index-register)
54  * PR_PCERR(126, error-register)	PR_PCSTS(127, status-register)
55  */
56 #define KA670_PCTAG_TAG		0x1FFFF800	/* bits 11-29 */
57 #define KA670_PCTAG_PARITY	0x40000000
58 #define KA670_PCTAG_VALID	0x80000000
59 
60 #define KA670_PCIDX_INDEX	0x000007F8	/* 0x100 Q-word entries */
61 
62 #define KA670_PCERR_ADDR		0x3FFFFFFF
63 
64 #define KA670_PCS_FORCEHIT	0x00000001	/* Force hit */
65 #define KA670_PCS_ENABLE		0x00000002	/* Enable primary cache */
66 #define KA670_PCS_FLUSH		0x00000004	/* Flush cache */
67 #define KA670_PCS_REFRESH	0x00000008	/* Enable refresh */
68 #define KA670_PCS_HIT		0x00000010	/* Cache hit */
69 #define KA670_PCS_INTERRUPT	0x00000020	/* Interrupt pending */
70 #define KA670_PCS_TRAP2		0x00000040	/* Trap while trap */
71 #define KA670_PCS_TRAP1		0x00000080	/* Micro trap/machine check */
72 #define KA670_PCS_TPERR		0x00000100	/* Tag parity error */
73 #define KA670_PCS_DPERR		0x00000200	/* Dal data parity error */
74 #define KA670_PCS_PPERR		0x00000400	/* P data parity error */
75 #define KA670_PCS_BUSERR		0x00000800	/* Bus error */
76 #define KA670_PCS_BCHIT		0x00001000	/* B cache hit */
77 
78 #define KA670_PCSTS_BITS \
79 	"\020\015BCHIT\014BUSERR\013PPERR\012DPERR\011TPERR\010TRAP1" \
80 	"\007TRAP2\006INTR\005HIT\004REFRESH\003FLUSH\002ENABLE\001FORCEHIT"
81 
82 #define KA670_BCSTS_BITS \
83 	"\020\015BCHIT\014BUSERR\013PPERR\012DPERR\011TPERR\010TRAP1" \
84 	"\007TRAP2\006INTR\005HIT\004REFRESH\003FLUSH\002ENABLE\001FORCEHIT"
85 
86 /*
87  * Bits in PR_ACCS (Floating Point Accelerator Register)
88  */
89 #define KA670_ACCS_VECTOR	(1<<0)	/* Vector Unit Present */
90 #define KA670_ACCS_FCHIP		(1<<1)	/* FPU chip present */
91 #define KA670_ACCS_WEP		(1<<31) /* Write Even Parity */
92 
93 /*
94  * CPU-specific definitions for VAX 6000/400 (Calypso/XRP).
95  */
96 
97 /* Rigel SSC definitions */
98 #define RSSC_ADDR	0x20140000	/* Phys address */
99 #define RSSC_CONFIG	0x10		/* Offset */
100 #define RSSC_BUSCTRL	0x20		/* Offset */
101 #define RSSC_OPORT	0x30		/* Offset */
102 #define RSSC_IPORT	0x40		/* Offset */
103 
104 #endif /* _VAX_KA670_H_ */
105