1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/*
29 * @OSF_COPYRIGHT@
30 */
31
32/*
33 *
34 *	These are the structures and constants used for the low-level trace
35 */
36
37
38
39
40
41
42#ifndef _LOW_TRACE_H_
43#define _LOW_TRACE_H_
44
45#pragma pack(4)							/* Make sure the structure stays as we defined it */
46typedef struct LowTraceRecord {
47
48	unsigned short	LTR_cpu;			/* 0000 - CPU address */
49	unsigned short	LTR_excpt;			/* 0002 - Exception code */
50	unsigned int	LTR_timeHi;			/* 0004 - High order time */
51	unsigned int	LTR_timeLo;			/* 0008 - Low order time */
52	unsigned int	LTR_cr;				/* 000C - CR */
53	unsigned int	LTR_dsisr;			/* 0010 - DSISR */
54	unsigned int	LTR_rsvd0;			/* 0014 - reserved */
55	uint64_t		LTR_srr0;			/* 0018 - SRR0 */
56
57	uint64_t		LTR_srr1;			/* 0020 - SRR1 */
58	uint64_t		LTR_dar;			/* 0028 - DAR */
59	uint64_t		LTR_save;			/* 0030 - savearea */
60	uint64_t		LTR_lr;				/* 0038 - LR */
61
62	uint64_t		LTR_ctr;			/* 0040 - CTR */
63	uint64_t		LTR_r0;				/* 0048 - R0 */
64	uint64_t		LTR_r1;				/* 0050 - R1 */
65	uint64_t		LTR_r2;				/* 0058 - R2 */
66
67	uint64_t		LTR_r3;				/* 0060 - R3 */
68	uint64_t		LTR_r4;				/* 0068 - R4 */
69	uint64_t		LTR_r5;				/* 0070 - R5 */
70	uint64_t		LTR_r6;				/* 0078 - R6 */
71
72} LowTraceRecord;
73#pragma pack()
74
75#pragma pack(4)							/* Make sure the structure stays as we defined it */
76typedef struct traceWork {
77
78	unsigned int traceCurr;				/* Address of next slot */
79	unsigned int traceMask;				/* Types to be traced */
80	unsigned int traceStart;			/* Start of trace table */
81	unsigned int traceEnd;				/* End of trace table */
82	unsigned int traceMsnd;				/* Saved trace mask */
83	unsigned int traceSize;				/* Size of trace table. Min 1 page */
84	unsigned int traceGas[2];
85} traceWork;
86#pragma pack()
87
88extern traceWork trcWork;
89extern unsigned int lastTrace;			/* Value of low-level exception trace controls */
90
91
92#endif /* ifndef _LOW_TRACE_H_ */
93