1.\" $NetBSD: sysarch.2,v 1.6 1998/02/25 21:24:57 perry Exp $ 2.\" 3.\" Copyright (c) 1980, 1991 Regents of the University of California. 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. Neither the name of the University nor the names of its contributors 15.\" may be used to endorse or promote products derived from this software 16.\" without specific prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28.\" SUCH DAMAGE. 29.\" 30.\" from: @(#)syscall.2 6.3 (Berkeley) 3/10/91 31.\" 32.Dd October 11, 1993 33.Dt SYSARCH 2 34.Os 35.Sh NAME 36.Nm sysarch 37.Nd architecture-dependent system call 38.Sh LIBRARY 39.Lb libc 40.Sh SYNOPSIS 41.In machine/sysarch.h 42.Ft int 43.Fn sysarch "int number" "void *args" 44.Sh DESCRIPTION 45The 46.Fn sysarch 47system call 48performs the architecture-dependent function 49specified by 50.Fa number 51with the arguments specified by the 52.Fa args 53pointer. 54The 55.Fa args 56argument 57is a pointer to a structure defining the actual 58arguments of the function. 59Symbolic constants and argument structures 60for the architecture-dependent 61functions can be found in the header file 62.In machine/sysarch.h . 63.Pp 64The 65.Fn sysarch 66system call should never be called directly by 67user programs. 68Instead, they should access 69its functions using the architecture-dependent 70library. 71.Sh RETURN VALUES 72See the manual pages for specific architecture-dependent system calls 73for information about their return values. 74.Sh SEE ALSO 75.Xr i386_get_ioperm 2 , 76.Xr i386_get_ldt 2 , 77.Xr i386_vm86 2 78.Sh HISTORY 79This manual page was taken from 80.Nx . 81