d422e6f9b5
dependent functions have been implemented, but this is enough for world. Differential Revision: https://reviews.freebsd.org/D2132 Reviewed by: emaste Sponsored by: The FreeBSD Foundation
64 lines
2.2 KiB
C
64 lines
2.2 KiB
C
/*-
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* Copyright (c) 2014 Andrew Turner
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* Copyright (c) 2015 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Andrew Turner under
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* sponsorship from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/syscall.h>
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#include <machine/asm.h>
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#define _SYSCALL(name) \
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mov x8, SYS_ ## name; \
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svc 0
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#define SYSCALL(name) \
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ENTRY(__sys_##name); \
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WEAK_REFERENCE(__sys_##name, name); \
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WEAK_REFERENCE(__sys_##name, _##name); \
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_SYSCALL(name); \
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ret; \
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END(__sys_##name)
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#define PSEUDO(name) \
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ENTRY(__sys_##name); \
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WEAK_REFERENCE(__sys_##name, _##name); \
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_SYSCALL(name); \
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b.cs cerror; \
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ret; \
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END(__sys_##name)
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#define RSYSCALL(name) \
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ENTRY(__sys_##name); \
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WEAK_REFERENCE(__sys_##name, name); \
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WEAK_REFERENCE(__sys_##name, _##name); \
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_SYSCALL(name); \
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b.cs cerror; \
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ret; \
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END(__sys_##name)
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