1/*	$NetBSD: ptrace.h,v 1.13 2019/06/18 21:18:12 kamil Exp $	*/
2
3/*
4 * Copyright (c) 1993 Christopher G. Demetriou
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *      This product includes software developed by Christopher G. Demetriou.
18 * 4. The name of the author may not be used to endorse or promote products
19 *    derived from this software without specific prior written permission
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32#ifndef _M68K_PTRACE_H_
33#define _M68K_PTRACE_H_
34
35/*
36 * m68k-dependent ptrace definitions
37 */
38#define	PT_STEP		(PT_FIRSTMACH + 0)
39#define	PT_GETREGS	(PT_FIRSTMACH + 1)
40#define	PT_SETREGS	(PT_FIRSTMACH + 2)
41#define	PT_GETFPREGS	(PT_FIRSTMACH + 3)
42#define	PT_SETFPREGS	(PT_FIRSTMACH + 4)
43#define	PT_SETSTEP	(PT_FIRSTMACH + 5)
44#define	PT_CLEARSTEP	(PT_FIRSTMACH + 6)
45
46#define PT_MACHDEP_STRINGS \
47	"PT_STEP", \
48	"PT_GETREGS", \
49	"PT_SETREGS", \
50	"PT_GETFPREGS", \
51	"PT_SETFPREGS", \
52	"PT_SETSTEP", \
53	"PT_CLEARSTEP",
54
55#include <machine/reg.h>
56#define PTRACE_REG_PC(r)	(r)->r_pc
57#define PTRACE_REG_FP(r)	(r)->r_regs[14]
58#define PTRACE_REG_SET_PC(r, v)	(r)->r_pc = (v)
59#define PTRACE_REG_SP(r)	(r)->r_regs[15]
60#define PTRACE_REG_INTRV(r)	(r)->r_regs[0]
61
62#define PTRACE_BREAKPOINT	((const uint8_t[]) { 0x4e, 0x4f })
63#define PTRACE_BREAKPOINT_ASM	__asm __volatile("trap #15" ::: "memory")
64#define PTRACE_BREAKPOINT_SIZE	2
65
66#endif /* !_M68K_PTRACE_H_ */
67