NetBSD-5.0.2/sys/arch/vax/vax/ibcs2_machdep.c

/*	$NetBSD: ibcs2_machdep.c,v 1.10 2008/04/28 20:23:39 martin Exp $	*/

/*-
 * Copyright (c) 1997 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Charles M. Hannum.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
 */

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ibcs2_machdep.c,v 1.10 2008/04/28 20:23:39 martin Exp $");

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/proc.h>
#include <sys/exec.h>
#include <sys/user.h>
#include <sys/signalvar.h>
#include <sys/signal.h>

#include <machine/cpu.h>
#include <machine/psl.h>
#include <machine/reg.h>
#include <machine/vmparam.h>
#include <machine/ibcs2_machdep.h>

#include <compat/ibcs2/ibcs2_types.h>
#include <compat/ibcs2/ibcs2_signal.h>

void
ibcs2_setregs(struct lwp *l, struct exec_package *epp, u_long stack)
{
	/* Don't need to anything special */
	setregs(l, epp, stack);
}

/*
 * Send an interrupt to process.
 *
 * Stack is set up to allow sigcode stored
 * in u. to call routine, followed by kcall
 * to sigreturn routine below.  After sigreturn
 * resets the signal mask, the stack, and the
 * frame pointer, it returns to the user
 * specified pc, psl.
 */
void
ibcs2_sendsig(const ksiginfo_t *ksi, const sigset_t *mask)
{
	ksiginfo_t nksi;
	if (ksi->ksi_signo != native_to_ibcs2_signo[ksi->ksi_signo]) {
		nksi = *ksi;
		nksi.ksi_signo = native_to_ibcs2_signo[ksi->ksi_signo];
		ksi = &nksi;
	}
	sendsig(ksi, mask);
}

int
ibcs2_sys_sysmachine(struct lwp *l, void *v, register_t *retval)
{
	return EINVAL;
}