xref: /netbsd-src/sys/arch/aarch64/include/ptrace.h (revision a24efa7dea9f1f56c3bdb15a927d3516792ace1c)
1 /* $NetBSD: ptrace.h,v 1.4 2015/09/25 16:05:17 christos Exp $ */
2 
3 /*-
4  * Copyright (c) 2014 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Matt Thomas of 3am Software Foundry.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #ifndef _AARCH64_PTRACE_H_
33 #define _AARCH64_PTRACE_H_
34 
35 #ifdef __aarch64__
36 
37 /*
38  * AARCH64-dependent ptrace definitions.
39  * Note that PT_STEP is _not_ supported.
40  */
41 #define PT_GETREGS      (PT_FIRSTMACH + 0)
42 #define PT_SETREGS      (PT_FIRSTMACH + 1)
43 #define PT_GETFPREGS    (PT_FIRSTMACH + 2)
44 #define PT_SETFPREGS    (PT_FIRSTMACH + 3)
45 
46 #define PT_MACHDEP_STRINGS \
47 	"PT_GETREGS", \
48 	"PT_SETREGS", \
49 	"PT_GETFPREGS", \
50 	"PT_SETFPREGS",
51 
52 
53 #include <machine/reg.h>
54 #define PTRACE_REG_PC(r)	(r)->r_pc
55 #define PTRACE_REG_SET_PC(r, v)	(r)->r_pc = (v)
56 #define PTRACE_REG_SP(r)	(r)->r_sp
57 #define PTRACE_REG_INTRV(r)	(r)->r_reg[0]
58 
59 #define PTRACE_BREAKPOINT	((const uint8_t[]) { 0xd4, 0x20, 0x01, 0xa0 })
60 #define PTRACE_BREAKPOINT_SIZE	4
61 
62 #elif defined(__arm__)
63 
64 #include <arm/ptrace.h>
65 
66 #endif
67 
68 #endif /* _AARCH64_PTRACE_H_ */
69