1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (C) 2018 Turing Robotic Industries Inc.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * $FreeBSD$
28 */
29
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
32
33 #include <sys/param.h>
34 #include <sys/kernel.h>
35 #include <sys/sdt.h>
36 #include <sys/proc.h>
37 #include <sys/ptrace.h>
38
39 #include <arm64/linux/linux.h>
40 #include <arm64/linux/linux_proto.h>
41 #include <compat/linux/linux_dtrace.h>
42
43 /* DTrace init */
44 LIN_SDT_PROVIDER_DECLARE(LINUX_DTRACE);
45
46 /* DTrace probes */
47 LIN_SDT_PROBE_DEFINE0(ptrace, linux_ptrace, todo);
48
49 int
linux_ptrace(struct thread * td,struct linux_ptrace_args * uap)50 linux_ptrace(struct thread *td, struct linux_ptrace_args *uap)
51 {
52
53 /* LINUXTODO: implement arm64 linux_ptrace */
54 LIN_SDT_PROBE0(ptrace, linux_ptrace, todo);
55 return (EDOOFUS);
56 }
57