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