1/*
2 * Copyright (c) 2007 Apple 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/*
30 * CDDL HEADER START
31 *
32 * The contents of this file are subject to the terms of the
33 * Common Development and Distribution License, Version 1.0 only
34 * (the "License").  You may not use this file except in compliance
35 * with the License.
36 *
37 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
38 * or http://www.opensolaris.org/os/licensing.
39 * See the License for the specific language governing permissions
40 * and limitations under the License.
41 *
42 * When distributing Covered Code, include this CDDL HEADER in each
43 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
44 * If applicable, add the following below this CDDL HEADER, with the
45 * fields enclosed by brackets "[]" replaced with your own identifying
46 * information: Portions Copyright [yyyy] [name of copyright owner]
47 *
48 * CDDL HEADER END
49 */
50/*
51 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
52 * Use is subject to license terms.
53 */
54
55#ifndef	_FASTTRAP_ISA_H
56#define	_FASTTRAP_ISA_H
57
58/* #pragma ident	"@(#)fasttrap_isa.h	1.4	05/06/08 SMI" */
59
60#include <sys/types.h>
61#if defined(__APPLE__)
62#include <stdint.h>
63#endif
64
65#ifdef	__cplusplus
66extern "C" {
67#endif
68
69typedef	uint32_t		fasttrap_instr_t;
70
71typedef struct fasttrap_machtp {
72	fasttrap_instr_t	ftmt_instr;     /* Original instruction */
73	int32_t				ftmt_trgt;		/* Offset or absolute address */
74	uint8_t				ftmt_type;		/* Emulation function type */
75#define ftmtNOP 0
76#define ftmtCommon 1
77#define ftmtB 2
78#define ftmtBC 3
79#define ftmtBLR 4
80#define ftmtBCTR 5
81	uint8_t				ftmt_bo;		/* Branch options */
82	uint8_t				ftmt_bi;		/* Condition bit */
83	uint8_t				ftmt_flgs;		/* Flags */
84#define ftmtAbs 2
85#define ftmtLink 1
86} fasttrap_machtp_t;
87
88#define	ftt_instr	ftt_mtp.ftmt_instr
89#define	ftt_trgt	ftt_mtp.ftmt_trgt
90#define	ftt_type	ftt_mtp.ftmt_type
91#define	ftt_bo		ftt_mtp.ftmt_bo
92#define	ftt_bi		ftt_mtp.ftmt_bi
93#define	ftt_flgs	ftt_mtp.ftmt_flgs
94
95#define	FASTTRAP_INSTR 0x0FFFDDDD
96#define T_DTRACE_RET (0x2E * 4)
97
98#define	FASTTRAP_RETURN_AFRAMES		7
99#define	FASTTRAP_ENTRY_AFRAMES		7
100#define	FASTTRAP_OFFSET_AFRAMES		6
101
102#ifdef	__cplusplus
103}
104#endif
105
106#endif	/* _FASTTRAP_ISA_H */
107