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ptrace.h revision 1.6 
      1 /* $NetBSD: ptrace.h,v 1.6 2018/07/20 20:49:59 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[]) { 0xa0, 0x01, 0x20, 0xd4 })
     60 #define PTRACE_BREAKPOINT_ASM	__asm __volatile(".word 0xa00120d4" ::: "memory")
     61 #define PTRACE_BREAKPOINT_SIZE	4
     62 
     63 #elif defined(__arm__)
     64 
     65 #include <arm/ptrace.h>
     66 
     67 #endif
     68 
     69 #endif /* _AARCH64_PTRACE_H_ */
     70