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