Annotation of sys/arch/vax/include/scb.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: scb.h,v 1.9 2007/04/10 18:31:44 miod Exp $ */
2: /* $NetBSD: scb.h,v 1.11 2000/07/10 09:14:34 ragge Exp $ */
3:
4: /*
5: * Copyright (c) 1994 Ludd, University of Lule}, Sweden.
6: * All rights reserved.
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 Lule}.
19: * 4. The name of the author may not be used to endorse or promote products
20: * derived from this software without specific prior written permission
21: *
22: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32: */
33: #ifndef _VAX_SCB_H
34: #define _VAX_SCB_H
35:
36: /*
37: * Definition of the System Control Block. More about it can be
38: * found in the Vax Architecture Reference Manual, section 6.6.
39: */
40: struct scb {
41: void *scb_unused; /* First unused vector */
42: void *scb_mcheck;
43: void *scb_kspinv;
44: void *scb_powfail;
45: void *scb_privinst; /* 10 Privileged Instruction fault */
46: void *scb_xfcinst;
47: void *scb_resop;
48: void *scb_resad;
49: void *scb_accessv; /* 20 Access Control violation fault */
50: void *scb_transinv;
51: void *scb_trace;
52: void *scb_breakp;
53: void *scb_compat; /* 30 Compatibility instruction fault */
54: void *scb_arith;
55: void *scb_unused1;
56: void *scb_unused2;
57: void *scb_chmk; /* 40 CHMK */
58: void *scb_chme;
59: void *scb_chms;
60: void *scb_chmu;
61: void *scb_sbisilo; /* 50 SBI Silo compare */
62: void *scb_cmrd;
63: void *scb_sbialert;
64: void *scb_sbifault;
65: void *scb_memwtimo; /* 60 Memory write timeout */
66: void *scb_unused3;
67: void *scb_unused4;
68: void *scb_unused5;
69: void *scb_unused6; /* 70 unused */
70: void *scb_unused7;
71: void *scb_unused8;
72: void *scb_unused9;
73: void *scb_unused10; /* 80 unused */
74: void *scb_softint1;
75: void *scb_softint2;
76: void *scb_softint3;
77: void *scb_softint4; /* 90 Software interrupt level 4 */
78: void *scb_softint5;
79: void *scb_softint6;
80: void *scb_softint7;
81: void *scb_softint8; /* A0 Software interrupt level 8 */
82: void *scb_softint9;
83: void *scb_softinta;
84: void *scb_softintb;
85: void *scb_softintc; /* B0 Software interrupt level C */
86: void *scb_softintd;
87: void *scb_softinte;
88: void *scb_softintf;
89: void *scb_timer; /* C0 Interval timer */
90: void *scb_unused11;
91: void *scb_unused12;
92: void *scb_unused13;
93: void *scb_unused14; /* D0 Unused */
94: void *scb_unused15;
95: void *scb_unused16;
96: void *scb_unused17;
97: void *scb_unused18; /* E0 Unused */
98: void *scb_unused19;
99: void *scb_unused20;
100: void *scb_unused21;
101: void *scb_csrint;
102: void *scb_cstint; /* F0 Console storage transmit interrupt */
103: void *scb_ctrint;
104: void *scb_cttint;
105: struct ivec_dsp *scb_nexvec[4][16]; /* Nexus interrupt vectors */
106: };
107:
108: #define SCB_KSTACK 0
109: #define SCB_ISTACK 1
110:
111: #define vecnum(bus, ipl, tr) (256+(ipl-0x14)*64+tr*4+bus*256)
112:
113: /*
114: * This struct is used when setting up interrupt vectors dynamically.
115: * It puts a opaque 32 bit quantity on the stack and also has a placeholder
116: * for evcount structure.
117: */
118: struct ivec_dsp {
119: char pushr; /* pushr */
120: char pushrarg; /* $0x3f */
121: char jsb;
122: char mode;
123: long displacement;
124: void (*hoppaddr)(void *);
125: void *pushlarg;
126: struct evcount *ev;
127: };
128:
129: #ifdef _KERNEL
130: extern const struct ivec_dsp idsptch;
131: extern struct scb *scb;
132: extern struct ivec_dsp *scb_vec;
133:
134: extern paddr_t scb_init (paddr_t);
135: extern int scb_vecref (int *, int *);
136: extern void scb_fake (int, int);
137: extern void scb_vecalloc (int, void(*)(void *), void *, int, struct evcount *);
138: #endif /* _KERNEL */
139:
140: #endif /* _VAX_SCB_H */
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