NetBSD-5.0.2/sys/arch/acorn26/acorn26/sys_machdep.c

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/*	$NetBSD: sys_machdep.c,v 1.4 2007/12/20 23:02:38 dsl Exp $	*/

/*
 * Copyright (c) 1995-1997 Mark Brinicombe.
 * All rights reserved.
 *
 * 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 Mark Brinicombe
 * 4. The name of the company nor the name of the author may be used to
 *    endorse or promote products derived from this software without specific
 *    prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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.
 *
 * RiscBSD kernel project
 *
 * sys_machdep.c
 *
 * Machine dependant syscalls
 *
 * Created      : 10/01/96
 */

#include <sys/param.h>

__KERNEL_RCSID(0, "$NetBSD: sys_machdep.c,v 1.4 2007/12/20 23:02:38 dsl Exp $");

#include <sys/systm.h>
#include <sys/mount.h>
#include <sys/proc.h>
#include <sys/syscallargs.h>

#include <machine/sysarch.h>

int
sys_sysarch(struct lwp *l, const struct sys_sysarch_args *uap, register_t *retval)
{
	/* {
		syscallarg(int) op;
		syscallarg(void *) parms;
	} */
	int error = 0;

	switch(SCARG(uap, op)) {
	case ARM_SYNC_ICACHE:
	case ARM_DRAIN_WRITEBUF:
		/* These are both no-ops on arm26. */
		break;
	default:
		error = EINVAL;
		break;
	}
	return (error);
}
  
/* End of sys_machdep.c */