1.\" $OpenBSD: sysarch.2,v 1.7 2001/06/16 22:16:24 deraadt Exp $ 2.\" $NetBSD: sysarch.2,v 1.4 1995/02/27 12:38:47 cgd Exp $ 3.\" 4.\" Copyright (c) 1980, 1991 Regents of the University of California. 5.\" All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 3. All advertising materials mentioning features or use of this software 16.\" must display the following acknowledgement: 17.\" This product includes software developed by the University of 18.\" California, Berkeley and its contributors. 19.\" 4. Neither the name of the University nor the names of its contributors 20.\" may be used to endorse or promote products derived from this software 21.\" without specific prior written permission. 22.\" 23.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33.\" SUCH DAMAGE. 34.\" 35.\" from: @(#)syscall.2 6.3 (Berkeley) 3/10/91 36.\" 37.Dd October 11, 1993 38.Dt SYSARCH 2 39.Os 40.Sh NAME 41.Nm sysarch 42.Nd architecture-dependent system call 43.Sh SYNOPSIS 44.Fd #include <machine/sysarch.h> 45.Ft int 46.Fn sysarch "int number" "void *args" 47.Sh DESCRIPTION 48.Fn sysarch 49performs the architecture-dependent function specified by 50.Fa number 51with the arguments specified by the 52.Fa args 53pointer. 54.Fa args 55is a pointer to a structure defining the actual arguments of the function. 56Symbolic constants and argument structures for the architecture-dependent 57functions can be found in the header file 58.Ao Pa machine/sysarch.h Ac . 59.Pp 60The 61.Fn sysarch 62system call should never be called directly by user programs. 63Instead, they should access its functions using the architecture-dependent 64library. 65.Sh RETURN VALUES 66See the manual pages for specific architecture-dependent function calls 67for information about their return values. 68.Sh HISTORY 69The 70.Fn sysarch 71function call appeared in 72.Nx 0.9a . 73