opnsense-src/sys/arm64/linux/linux_locore.asm
Edward Tomasz Napierala aa462cab60 linux: fix architecture returned for uname on aarch64
Previously it would return "arm64", which was breaking build
for Linux kernel.  While here, reshuffle entries in the auxv
vector to match real Linux.

Reviewed By:	emaste
Sponsored By:	EPSRC
Differential Revision:	https://reviews.freebsd.org/D30500
2021-05-28 23:02:02 +00:00

67 lines
2.1 KiB
NASM

/*-
* 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 "aarch64"
.text
ENTRY(__kernel_rt_sigreturn)
brk #0 /* LINUXTODO: implement __kernel_rt_sigreturn */
ret
END(__kernel_rt_sigreturn)
ENTRY(__kernel_gettimeofday)
ldr x8, =LINUX_SYS_gettimeofday
svc #0
ret
END(__kernel_gettimeofday)
ENTRY(__kernel_clock_gettime)
ldr x8, =LINUX_SYS_linux_clock_gettime
svc #0
ret
END(__kernel_clock_gettime)
ENTRY(__kernel_clock_getres)
brk #0 /* LINUXTODO: implement __kernel_clock_getres */
ret
END(__kernel_clock_getres)