Annotation of sys/arch/sparc/sparc/memreg.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: memreg.h,v 1.8 2003/06/02 23:27:55 millert Exp $ */
2: /* $NetBSD: memreg.h,v 1.4 1996/03/31 22:52:13 pk Exp $ */
3:
4: /*
5: * Copyright (c) 1992, 1993
6: * The Regents of the University of California. All rights reserved.
7: *
8: * This software was developed by the Computer Systems Engineering group
9: * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
10: * contributed to Berkeley.
11: *
12: * All advertising materials mentioning features or use of this software
13: * must display the following acknowledgement:
14: * This product includes software developed by the University of
15: * California, Lawrence Berkeley Laboratory.
16: *
17: * Redistribution and use in source and binary forms, with or without
18: * modification, are permitted provided that the following conditions
19: * are met:
20: * 1. Redistributions of source code must retain the above copyright
21: * notice, this list of conditions and the following disclaimer.
22: * 2. Redistributions in binary form must reproduce the above copyright
23: * notice, this list of conditions and the following disclaimer in the
24: * documentation and/or other materials provided with the distribution.
25: * 3. Neither the name of the University nor the names of its contributors
26: * may be used to endorse or promote products derived from this software
27: * without specific prior written permission.
28: *
29: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
30: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
31: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
32: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
33: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
34: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
35: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
37: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
38: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
39: * SUCH DAMAGE.
40: *
41: * @(#)memreg.h 8.1 (Berkeley) 6/11/93
42: */
43:
44: /*
45: * Sun-4c memory error register.
46: * The register is a single word.
47: */
48: extern volatile u_int *par_err_reg; /* virtual address; NULL if not yet mapped */
49:
50: /*
51: * Bits in parity error register.
52: * The register is cleared when read, except for the test and enable bits.
53: */
54: #define PER_ERR 0x80 /* a parity error occurred */
55: #define PER_MULTI 0x40 /* more than one occurred */
56: #define PER_TEST 0x20 /* test (invert parity) */
57: #define PER_ENABLE 0x10 /* enable parity error reports */
58: #define PER_BYTE0 0x08 /* error occurred in byte 0 (bits 31..24) */
59: #define PER_BYTE1 0x04 /* error occurred in byte 1 (bits 23..16) */
60: #define PER_BYTE2 0x02 /* error occurred in byte 2 (bits 15..8) */
61: #define PER_BYTE3 0x01 /* error occurred in byte 3 (bits 7..0) */
62:
63: #define PER_BITS "\20\10ERR\7MULTI\6TEST\5ENABLE\4BYTE0\3BYTE1\2BYTE2\1BYTE3"
64:
65:
66:
67: /*
68: * sun4m ...
69: */
70: struct trapframe;
71: void memerr4_4c(unsigned, u_int, u_int, u_int, u_int, struct trapframe *);
72: void memerr4m(unsigned, u_int, u_int, struct trapframe *);
73: void viking_memerr(unsigned, u_int, u_int, struct trapframe *);
74: void hypersparc_memerr(unsigned, u_int, u_int, struct trapframe *);
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