NetBSD/lib/libpthread/arch/i386/syscall.S

175 lines
5.2 KiB
ArmAsm

/* ==== syscall.S ============================================================
* Copyright (c) 1990 The Regents of the University of California.
* Copyright (c) 1993 Chris Provenzano, proven@mit.edu
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* William Jolitz.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* Description : Machine dependent syscalls for i386/i486/i586
*
* 1.00 93/08/26 proven
* -Started coding this file.
*
* 1.01 93/11/13 proven
* -The functions readv() and writev() added.
*/
#ifndef lint
.text
.asciz "$Id: syscall.S,v 1.3 1994/02/07 22:00:47 proven Exp $";
#endif
#if defined(SYSLIBC_SCCS) && !defined(lint)
.asciz "@(#)syscall.s 5.1 (Berkeley) 4/23/90"
#endif /* SYSLIBC_SCCS and not lint */
#include <machine/asm.h>
#include <sys/syscall.h>
#define SYSCALL(x) \
.globl _machdep_sys_/**/x; \
\
_machdep_sys_/**/x:; \
\
movl $(SYS_/**/x), %eax; \
.byte 0x9a; .long 0; .word 7; \
jb 1b; \
ret;
/*
* Initial asm stuff for all functions.
*/
.text
.align 2
/* ==========================================================================
* error code for all syscalls. The error value is returned as the negative
* of the errno value.
*/
1:
neg %eax
ret
/* ==========================================================================
* machdep_sys_write()
*/
SYSCALL(write)
/* ==========================================================================
* machdep_sys_read()
*/
SYSCALL(read)
/* ==========================================================================
* machdep_sys_open()
*/
SYSCALL(open)
/* ==========================================================================
* machdep_sys_close()
*/
SYSCALL(close)
/* ==========================================================================
* machdep_sys_fcntl()
*/
SYSCALL(fcntl)
/* ==========================================================================
* machdep_sys_lseek()
*/
SYSCALL(lseek)
/* ==========================================================================
* Nonstandard calls used to make the system work
*
* ==========================================================================
* machdep_sys_select()
*/
SYSCALL(select)
/* ==========================================================================
* Berkeley socket stuff
*
* ==========================================================================
* machdep_sys_socket()
*/
SYSCALL(socket)
/* ==========================================================================
* machdep_sys_bind()
*/
SYSCALL(bind)
/* ==========================================================================
* machdep_sys_connect()
*/
SYSCALL(connect)
/* ==========================================================================
* machdep_sys_accept()
*/
SYSCALL(accept)
/* ==========================================================================
* machdep_sys_listen()
*/
SYSCALL(listen)
/* ==========================================================================
* machdep_sys_getsockopt()
*/
SYSCALL(getsockopt)
/* ==========================================================================
* machdep_sys_readv()
*/
SYSCALL(readv)
/* ==========================================================================
* machdep_sys_writev()
*/
SYSCALL(writev)
/* ==========================================================================
* machdep_sys_getpeername()
*/
SYSCALL(getpeername)
/* ==========================================================================
* machdep_sys_getsockname()
*/
SYSCALL(getsockname)