NetBSD/sys/arch/xen/i386/npx_hv.c
2008-03-05 04:58:29 +00:00

78 lines
2.6 KiB
C

/* $NetBSD: npx_hv.c,v 1.6 2008/03/05 04:58:29 cube Exp $ */
/*
*
* Copyright (c) 2004 Christian Limpach.
* 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 Christian Limpach.
* 4. The name of the author may not 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 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: npx_hv.c,v 1.6 2008/03/05 04:58:29 cube Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/stdarg.h>
#include <xen/xen.h>
#include <xen/hypervisor.h>
#include <i386/isa/npxvar.h>
int npx_hv_probe(device_t, cfdata_t, void *);
void npx_hv_attach(device_t, device_t, void *);
CFATTACH_DECL_NEW(npx_hv, sizeof(struct npx_softc),
npx_hv_probe, npx_hv_attach, NULL, NULL);
int
npx_hv_probe(device_t parent, cfdata_t match, void *aux)
{
struct xen_npx_attach_args *xa = (struct xen_npx_attach_args *)aux;
if (strcmp(xa->xa_device, "npx") == 0)
return 1;
return 0;
}
void
npx_hv_attach(device_t parent, device_t self, void *aux)
{
struct npx_softc *sc = device_private(self);
sc->sc_dev = self;
sc->sc_type = NPX_EXCEPTION;
printf(": using exception 16\n");
npxattach(sc);
}