Index: head/sys/arm64/linux/linux_locore.asm
===================================================================
--- head/sys/arm64/linux/linux_locore.asm	(revision 357676)
+++ head/sys/arm64/linux/linux_locore.asm	(revision 357677)
@@ -1,58 +1,63 @@
 /*-
  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
  *
  * Copyright (C) 2018 Turing Robotic Industries Inc.
+ * Copyright (C) 2020 Andrew Turner <andrew@FreeBSD.org>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
  * $FreeBSD$
  */
 
 /*
  * arm64 Linux VDSO implementation.
  */
 
 #include <machine/asm.h>
 
+#include <arm64/linux/linux_syscall.h>
+
 	.data
 
 	.globl linux_platform
 linux_platform:
 	.asciz "arm64"
 
 	.text
 
 ENTRY(__kernel_rt_sigreturn)
 	brk #0 /* LINUXTODO: implement __kernel_rt_sigreturn */
 	ret
 
 ENTRY(__kernel_gettimeofday)
-	brk #0 /* LINUXTODO: implement __kernel_gettimeofday */
+	ldr	x8, =LINUX_SYS_gettimeofday
+	svc	#0
 	ret
 
 ENTRY(__kernel_clock_gettime)
-	brk #0 /* LINUXTODO: implement __kernel_clock_gettime */
+	ldr	x8, =LINUX_SYS_linux_clock_gettime
+	svc	#0
 	ret
 
 ENTRY(__kernel_clock_getres)
 	brk #0 /* LINUXTODO: implement __kernel_clock_getres */
 	ret