1 /* $NetBSD: ptrace.h,v 1.12 2020/09/07 18:29:48 ryo 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 */ 40 #define PT_GETREGS (PT_FIRSTMACH + 0) 41 #define PT_SETREGS (PT_FIRSTMACH + 1) 42 #define PT_GETFPREGS (PT_FIRSTMACH + 2) 43 #define PT_SETFPREGS (PT_FIRSTMACH + 3) 44 #define PT_STEP (PT_FIRSTMACH + 4) 45 #define PT_SETSTEP (PT_FIRSTMACH + 5) 46 #define PT_CLEARSTEP (PT_FIRSTMACH + 6) 47 48 #define PT_MACHDEP_STRINGS \ 49 "PT_GETREGS", \ 50 "PT_SETREGS", \ 51 "PT_GETFPREGS", \ 52 "PT_SETFPREGS", \ 53 "PT_STEP", \ 54 "PT_SETSTEP", \ 55 "PT_CLEARSTEP", 56 57 58 #include <machine/reg.h> 59 #define PTRACE_REG_PC(r) (r)->r_pc 60 #define PTRACE_REG_FP(r) (r)->r_reg[29] 61 #define PTRACE_REG_SET_PC(r, v) (r)->r_pc = (v) 62 #define PTRACE_REG_SP(r) (r)->r_sp 63 #define PTRACE_REG_INTRV(r) (r)->r_reg[0] 64 65 #define PTRACE_BREAKPOINT ((const uint8_t[]) { 0xa0, 0x01, 0x20, 0xd4 }) 66 #define PTRACE_BREAKPOINT_ASM __asm __volatile("brk #13" ::: "memory") 67 #define PTRACE_BREAKPOINT_SIZE 4 68 69 #ifdef _KERNEL_OPT 70 #include "opt_compat_netbsd32.h" 71 #endif 72 73 #ifdef COMPAT_NETBSD32 74 #include <machine/netbsd32_machdep.h> 75 76 #define process_read_regs32 netbsd32_process_read_regs 77 #define process_read_fpregs32 netbsd32_process_read_fpregs 78 79 #define process_write_regs32 netbsd32_process_write_regs 80 #define process_write_fpregs32 netbsd32_process_write_fpregs 81 82 #define process_reg32 struct reg32 83 #define process_fpreg32 struct fpreg32 84 85 #define PTRACE_TRANSLATE_REQUEST32(x) netbsd32_ptrace_translate_request(x) 86 #endif /* COMPAT_NETBSD32 */ 87 88 #elif defined(__arm__) 89 90 #include <arm/ptrace.h> 91 92 #endif 93 94 #endif /* _AARCH64_PTRACE_H_ */ 95