/*-
 * Copyright (c) 2000 Michael Smith <msmith@freebsd.org>
 * Copyright (c) 2000 BSDi
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 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.
 *
 *	$FreeBSD$
 */

/*
 * Stub handler for PCI VGA-compatible adapters.
 */

#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/bus.h>

#include <pci/pcivar.h>
#include <pci/pcireg.h>

static int	vga_pci_probe(device_t dev);

static device_method_t vga_pci_methods[] = {
    /* Device interface */
    DEVMETHOD(device_probe,		vga_pci_probe),
    DEVMETHOD(device_attach,		bus_generic_attach),

    { 0, 0 }
};

static driver_t vga_pci_driver = {
    "vga_pci",
    vga_pci_methods,
    0,
};

static devclass_t vga_pci_devclass;

DRIVER_MODULE(vga_pci, pci, vga_pci_driver, vga_pci_devclass, 0, 0);

static int
vga_pci_probe(device_t dev)
{
    if ((pci_get_class(dev) == PCIC_OLD) &&
	(pci_get_subclass(dev) == PCIS_OLD_VGA)) {
	device_set_desc(dev, "VGA-compatible display device");
	return(-10000);
    }
    if ((pci_get_class(dev) == PCIC_DISPLAY) &&
	(pci_get_subclass(dev) == PCIS_DISPLAY_VGA)) {
	device_set_desc(dev, "VGA-compatible display device");
	return(-10000);
    }
    return(ENXIO);
}