1*22ce4affSfengbojiang/*-
2*22ce4affSfengbojiang * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3*22ce4affSfengbojiang *
4*22ce4affSfengbojiang * Copyright (C) 2018 Turing Robotic Industries Inc.
5*22ce4affSfengbojiang * Copyright (C) 2020 Andrew Turner <[email protected]>
6*22ce4affSfengbojiang *
7*22ce4affSfengbojiang * Redistribution and use in source and binary forms, with or without
8*22ce4affSfengbojiang * modification, are permitted provided that the following conditions
9*22ce4affSfengbojiang * are met:
10*22ce4affSfengbojiang * 1. Redistributions of source code must retain the above copyright
11*22ce4affSfengbojiang *    notice, this list of conditions and the following disclaimer.
12*22ce4affSfengbojiang * 2. Redistributions in binary form must reproduce the above copyright
13*22ce4affSfengbojiang *    notice, this list of conditions and the following disclaimer in the
14*22ce4affSfengbojiang *    documentation and/or other materials provided with the distribution.
15*22ce4affSfengbojiang *
16*22ce4affSfengbojiang * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17*22ce4affSfengbojiang * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18*22ce4affSfengbojiang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19*22ce4affSfengbojiang * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20*22ce4affSfengbojiang * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21*22ce4affSfengbojiang * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22*22ce4affSfengbojiang * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23*22ce4affSfengbojiang * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24*22ce4affSfengbojiang * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25*22ce4affSfengbojiang * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26*22ce4affSfengbojiang * SUCH DAMAGE.
27*22ce4affSfengbojiang *
28*22ce4affSfengbojiang * $FreeBSD$
29*22ce4affSfengbojiang */
30*22ce4affSfengbojiang
31*22ce4affSfengbojiang/*
32*22ce4affSfengbojiang * arm64 Linux VDSO implementation.
33*22ce4affSfengbojiang */
34*22ce4affSfengbojiang
35*22ce4affSfengbojiang#include <machine/asm.h>
36*22ce4affSfengbojiang
37*22ce4affSfengbojiang#include <arm64/linux/linux_syscall.h>
38*22ce4affSfengbojiang
39*22ce4affSfengbojiang	.data
40*22ce4affSfengbojiang
41*22ce4affSfengbojiang	.globl linux_platform
42*22ce4affSfengbojianglinux_platform:
43*22ce4affSfengbojiang	.asciz "arm64"
44*22ce4affSfengbojiang
45*22ce4affSfengbojiang	.text
46*22ce4affSfengbojiang
47*22ce4affSfengbojiangENTRY(__kernel_rt_sigreturn)
48*22ce4affSfengbojiang	brk #0 /* LINUXTODO: implement __kernel_rt_sigreturn */
49*22ce4affSfengbojiang	ret
50*22ce4affSfengbojiangEND(__kernel_rt_sigreturn)
51*22ce4affSfengbojiang
52*22ce4affSfengbojiangENTRY(__kernel_gettimeofday)
53*22ce4affSfengbojiang	ldr	x8, =LINUX_SYS_gettimeofday
54*22ce4affSfengbojiang	svc	#0
55*22ce4affSfengbojiang	ret
56*22ce4affSfengbojiangEND(__kernel_gettimeofday)
57*22ce4affSfengbojiang
58*22ce4affSfengbojiangENTRY(__kernel_clock_gettime)
59*22ce4affSfengbojiang	ldr	x8, =LINUX_SYS_linux_clock_gettime
60*22ce4affSfengbojiang	svc	#0
61*22ce4affSfengbojiang	ret
62*22ce4affSfengbojiangEND(__kernel_clock_gettime)
63*22ce4affSfengbojiang
64*22ce4affSfengbojiangENTRY(__kernel_clock_getres)
65*22ce4affSfengbojiang	brk #0 /* LINUXTODO: implement __kernel_clock_getres */
66*22ce4affSfengbojiang	ret
67*22ce4affSfengbojiangEND(__kernel_clock_getres)
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