xref: /netbsd/sys/arch/vax/include/ka820.h (revision 6550d01e)
1 /*	$NetBSD: ka820.h,v 1.9 2008/03/11 05:34:02 matt Exp $	*/
2 /*
3  * Copyright (c) 1988 Regents of the University of California.
4  * All rights reserved.
5  *
6  * This code is derived from software contributed to Berkeley by
7  * Chris Torek.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  *	@(#)ka820.h	7.3 (Berkeley) 6/28/90
34  */
35 
36 /*
37  * Definitions specific to the ka820 CPU.
38  */
39 #ifndef _VAX_KA820_H_
40 #define _VAX_KA820_H_
41 
42 /*
43  * Device addresses.
44  */
45 #define KA820_PORTADDR		0x20088000	/* port controller */
46 #define KA820_BRAMADDR		0x20090000	/* boot ram */
47 #define KA820_EEPROMADDR	0x20098000	/* eeprom */
48 #define KA820_RX50ADDR		0x200b0000	/* rcx50 */
49 #define KA820_CLOCKADDR		0x200b8000	/* watch chip */
50 
51 /*
52  * Sizes.  The port controller, RCX50, and watch chip are all one page.
53  */
54 #define KA820_BRPAGES		16		/* 8K */
55 #define KA820_EEPAGES		64		/* 32K */
56 
57 /* port controller CSR bit values */
58 #define KA820PORT_RSTHALT	0x80000000	/* restart halt */
59 #define KA820PORT_LCONS		0x40000000	/* logical console */
60 #define KA820PORT_LCONSEN	0x20000000	/* logical console enable */
61 #define KA820PORT_BIRESET	0x10000000	/* BI reset */
62 #define KA820PORT_BISTF		0x08000000	/* ??? */
63 #define KA820PORT_ENBAPT	0x04000000	/* ??? */
64 #define KA820PORT_STPASS	0x02000000	/* self test pass */
65 #define KA820PORT_RUN		0x01000000	/* run */
66 #define KA820PORT_WWPE		0x00800000	/* ??? parity even? */
67 #define KA820PORT_EVLCK		0x00400000	/* event lock */
68 #define KA820PORT_WMEM		0x00200000	/* write mem */
69 #define KA820PORT_EV4		0x00100000	/* event 4 */
70 #define KA820PORT_EV3		0x00080000	/* event 3 */
71 #define KA820PORT_EV2		0x00040000	/* event 2 */
72 #define KA820PORT_EV1		0x00020000	/* event 1 */
73 #define KA820PORT_EV0		0x00010000	/* event 0 */
74 #define KA820PORT_WWPO		0x00008000	/* ??? parity odd? */
75 #define KA820PORT_PERH		0x00004000	/* parity error H */
76 #define KA820PORT_ENBPIPE	0x00002000	/* enable? pipe */
77 #define KA820PORT_TIMEOUT	0x00001000	/* timeout */
78 #define KA820PORT_RSVD		0x00000800	/* reserved */
79 #define KA820PORT_CONSEN	0x00000400	/* console interrupt enable */
80 #define KA820PORT_CONSCLR	0x00000200	/* clear console interrupt */
81 #define KA820PORT_CONSINTR	0x00000100	/* console interrupt req */
82 #define KA820PORT_RXIE		0x00000080	/* RX50 interrupt enable */
83 #define KA820PORT_RXCLR		0x00000040	/* clear RX50 interrupt */
84 #define KA820PORT_RXIRQ		0x00000020	/* RX50 interrupt request */
85 #define KA820PORT_IPCLR		0x00000010	/* clear IP interrupt */
86 #define KA820PORT_IPINTR	0x00000008	/* IP interrupt request */
87 #define KA820PORT_CRDEN		0x00000004	/* enable CRD interrupts */
88 #define KA820PORT_CRDCLR	0x00000002	/* clear CRD interrupt */
89 #define KA820PORT_CRDINTR	0x00000001	/* CRD interrupt request */
90 
91 /* interrupt vectors unique for this CPU */
92 #define	KA820_INT_RXCD		0x58
93 #define KA820_INT_IPINTR	0x80
94 
95 /* what the heck */
96 #define KA820PORT_BITS \
97 "\20\40RSTHALT\37LCONS\36LCONSEN\35BIRESET\34BISTF\33ENBAPT\32STPASS\31RUN\
98 \30WWPE\27EVLCK\26WMEM\25EV4\24EV3\23EV2\22EV1\21EV\20WWPO\17PERH\16ENBPIPE\
99 \15TIMEOUT\13CONSEN\12CONSCLR\11CONSINTR\10RXIE\7RXCLR\6RXIRQ\5IPCLR\4IPINTR\
100 \3CRDEN\2CLRCLR\1CRDINTR"
101 
102 /* clock CSR bit values, per csr */
103 #define KA820CLK_0_BUSY		0x01		/* busy (time changing) */
104 #define KA820CLK_1_GO		0x0c		/* run */
105 #define KA820CLK_1_SET		0x0d		/* set the time */
106 #define KA820CLK_3_VALID	0x01		/* clock is valid */
107 
108 #ifndef LOCORE
109 struct ka820port {
110 	u_long	csr;
111 	/* that seems to be all.... */
112 };
113 
114 struct ka820clock {
115 	u_char	sec;
116 	u_char	pad0;
117 	u_char	secalrm;
118 	u_char	pad1;
119 	u_char	min;
120 	u_char	pad2;
121 	u_char	minalrm;
122 	u_char	pad3;
123 	u_char	hr;
124 	u_char	pad4;
125 	u_char	hralrm;
126 	u_char	pad5;
127 	u_char	dayofwk;
128 	u_char	pad6;
129 	u_char	day;
130 	u_char	pad7;
131 	u_char	mon;
132 	u_char	pad8;
133 	u_char	yr;
134 	u_char	pad9;
135 	u_short csr0;
136 	u_short csr1;
137 	u_short csr2;
138 	u_short csr3;
139 };
140 
141 void	crxintr(void *arg);
142 #endif /* _LOCORE */
143 
144 #endif /* _VAX_KA820_H_ */
145