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wsdisplay_pci.c revision 1.1.2.2 
      1  1.1.2.2  bouyer /*	$NetBSD: wsdisplay_pci.c,v 1.1.2.2 2011/02/08 16:19:53 bouyer Exp $ */
      2  1.1.2.2  bouyer /*
      3  1.1.2.2  bouyer  * Copyright (c) 2011 The NetBSD Foundation, Inc.
      4  1.1.2.2  bouyer  * All rights reserved.
      5  1.1.2.2  bouyer  *
      6  1.1.2.2  bouyer  * This code is derived from software contributed to The NetBSD Foundation
      7  1.1.2.2  bouyer  * by Christoph Egger.
      8  1.1.2.2  bouyer  *
      9  1.1.2.2  bouyer  * Redistribution and use in source and binary forms, with or without
     10  1.1.2.2  bouyer  * modification, are permitted provided that the following conditions
     11  1.1.2.2  bouyer  * are met:
     12  1.1.2.2  bouyer  * 1. Redistributions of source code must retain the above copyright
     13  1.1.2.2  bouyer  *    notice, this list of conditions and the following disclaimer.
     14  1.1.2.2  bouyer  * 2. Redistributions in binary form must reproduce the above copyright
     15  1.1.2.2  bouyer  *    notice, this list of conditions and the following disclaimer in the
     16  1.1.2.2  bouyer  *    documentation and/or other materials provided with the distribution.
     17  1.1.2.2  bouyer  *
     18  1.1.2.2  bouyer  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     19  1.1.2.2  bouyer  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     20  1.1.2.2  bouyer  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     21  1.1.2.2  bouyer  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     22  1.1.2.2  bouyer  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     23  1.1.2.2  bouyer  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     24  1.1.2.2  bouyer  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     25  1.1.2.2  bouyer  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     26  1.1.2.2  bouyer  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     27  1.1.2.2  bouyer  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     28  1.1.2.2  bouyer  * POSSIBILITY OF SUCH DAMAGE.
     29  1.1.2.2  bouyer  */
     30  1.1.2.2  bouyer 
     31  1.1.2.2  bouyer #include <sys/cdefs.h>
     32  1.1.2.2  bouyer __KERNEL_RCSID(0, "$NetBSD: wsdisplay_pci.c,v 1.1.2.2 2011/02/08 16:19:53 bouyer Exp $");
     33  1.1.2.2  bouyer 
     34  1.1.2.2  bouyer #include <sys/param.h>
     35  1.1.2.2  bouyer #include <sys/bus.h>
     36  1.1.2.2  bouyer #include <dev/pci/pcivar.h>
     37  1.1.2.2  bouyer #include <dev/wscons/wsconsio.h>
     38  1.1.2.2  bouyer #include <dev/pci/wsdisplay_pci.h>
     39  1.1.2.2  bouyer 
     40  1.1.2.2  bouyer int
     41  1.1.2.2  bouyer wsdisplayio_busid_pci(device_t self, pci_chipset_tag_t pc,
     42  1.1.2.2  bouyer     pcitag_t tag, void *data)
     43  1.1.2.2  bouyer {
     44  1.1.2.2  bouyer 	struct wsdisplayio_bus_id *busid = data;
     45  1.1.2.2  bouyer 
     46  1.1.2.2  bouyer 	KASSERT(device_is_a(device_parent(self), "pci"));
     47  1.1.2.2  bouyer 	busid->bus_type = WSDISPLAYIO_BUS_PCI;
     48  1.1.2.2  bouyer 	busid->ubus.pci.domain = device_unit(device_parent(self));
     49  1.1.2.2  bouyer 	pci_decompose_tag(pc, tag,
     50  1.1.2.2  bouyer 	    &busid->ubus.pci.bus, &busid->ubus.pci.device,
     51  1.1.2.2  bouyer 	    &busid->ubus.pci.function);
     52  1.1.2.2  bouyer 	return 0;
     53  1.1.2.2  bouyer }
     54