| 1 | /* $NetBSD: wsdisplay_pci.c,v 1.1 2011/01/22 15:14:28 cegger Exp $ */ |
| 2 | /* |
| 3 | * Copyright (c) 2011 The NetBSD Foundation, Inc. |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * This code is derived from software contributed to The NetBSD Foundation |
| 7 | * by Christoph Egger. |
| 8 | * |
| 9 | * Redistribution and use in source and binary forms, with or without |
| 10 | * modification, are permitted provided that the following conditions |
| 11 | * are met: |
| 12 | * 1. Redistributions of source code must retain the above copyright |
| 13 | * notice, this list of conditions and the following disclaimer. |
| 14 | * 2. Redistributions in binary form must reproduce the above copyright |
| 15 | * notice, this list of conditions and the following disclaimer in the |
| 16 | * documentation and/or other materials provided with the distribution. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 19 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 20 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 21 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 22 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 23 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 24 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 25 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 26 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 27 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 28 | * POSSIBILITY OF SUCH DAMAGE. |
| 29 | */ |
| 30 | |
| 31 | #include <sys/cdefs.h> |
| 32 | __KERNEL_RCSID(0, "$NetBSD: wsdisplay_pci.c,v 1.1 2011/01/22 15:14:28 cegger Exp $" ); |
| 33 | |
| 34 | #include <sys/param.h> |
| 35 | #include <sys/bus.h> |
| 36 | #include <dev/pci/pcivar.h> |
| 37 | #include <dev/wscons/wsconsio.h> |
| 38 | #include <dev/pci/wsdisplay_pci.h> |
| 39 | |
| 40 | int |
| 41 | wsdisplayio_busid_pci(device_t self, pci_chipset_tag_t pc, |
| 42 | pcitag_t tag, void *data) |
| 43 | { |
| 44 | struct wsdisplayio_bus_id *busid = data; |
| 45 | |
| 46 | KASSERT(device_is_a(device_parent(self), "pci" )); |
| 47 | busid->bus_type = WSDISPLAYIO_BUS_PCI; |
| 48 | busid->ubus.pci.domain = device_unit(device_parent(self)); |
| 49 | pci_decompose_tag(pc, tag, |
| 50 | &busid->ubus.pci.bus, &busid->ubus.pci.device, |
| 51 | &busid->ubus.pci.function); |
| 52 | return 0; |
| 53 | } |
| 54 | |