ofw_pcib.c revision 163260
1117119Stmm/*- 2117119Stmm * Copyright (c) 1994,1995 Stefan Esser, Wolfgang StanglMeier 3117119Stmm * Copyright (c) 2000 Michael Smith <msmith@freebsd.org> 4117119Stmm * Copyright (c) 2000 BSDi 5117119Stmm * Copyright (c) 2001 - 2003 Thomas Moestl <tmm@FreeBSD.org> 6117119Stmm * All rights reserved. 7117119Stmm * 8117119Stmm * Redistribution and use in source and binary forms, with or without 9117119Stmm * modification, are permitted provided that the following conditions 10117119Stmm * are met: 11117119Stmm * 1. Redistributions of source code must retain the above copyright 12117119Stmm * notice, this list of conditions and the following disclaimer. 13117119Stmm * 2. Redistributions in binary form must reproduce the above copyright 14117119Stmm * notice, this list of conditions and the following disclaimer in the 15117119Stmm * documentation and/or other materials provided with the distribution. 16117119Stmm * 3. The name of the author may not be used to endorse or promote products 17117119Stmm * derived from this software without specific prior written permission. 18117119Stmm * 19117119Stmm * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20117119Stmm * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21117119Stmm * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22117119Stmm * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23117119Stmm * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24117119Stmm * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25117119Stmm * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26117119Stmm * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27117119Stmm * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28117119Stmm * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29117119Stmm * SUCH DAMAGE. 30117119Stmm * 31117119Stmm * from: FreeBSD: src/sys/dev/pci/pci_pci.c,v 1.3 2000/12/13 32117119Stmm */ 33117119Stmm 34153059Smarius#include <sys/cdefs.h> 35153059Smarius__FBSDID("$FreeBSD: head/sys/sparc64/pci/ofw_pcib.c 163260 2006-10-12 04:44:01Z kmacy $"); 36153059Smarius 37117119Stmm#include "opt_ofw_pci.h" 38163260Skmacy#include "opt_global.h" 39117119Stmm 40117119Stmm#include <sys/param.h> 41117119Stmm#include <sys/kernel.h> 42117119Stmm#include <sys/bus.h> 43117119Stmm#include <sys/module.h> 44117119Stmm 45133589Smarius#include <dev/ofw/ofw_bus.h> 46117119Stmm#include <dev/ofw/openfirm.h> 47117119Stmm 48117119Stmm#include <machine/bus.h> 49117119Stmm#include <machine/ofw_bus.h> 50117119Stmm 51117119Stmm#include <dev/pci/pcireg.h> 52117119Stmm#include <dev/pci/pcivar.h> 53117119Stmm#include <dev/pci/pcib_private.h> 54117119Stmm 55117119Stmm#include "pcib_if.h" 56117119Stmm 57117119Stmm#include <sparc64/pci/ofw_pci.h> 58117119Stmm#include <sparc64/pci/ofw_pcib_subr.h> 59117119Stmm 60117119Stmmstatic device_probe_t ofw_pcib_probe; 61117119Stmmstatic device_attach_t ofw_pcib_attach; 62117119Stmm 63117119Stmmstatic device_method_t ofw_pcib_methods[] = { 64117119Stmm /* Device interface */ 65117119Stmm DEVMETHOD(device_probe, ofw_pcib_probe), 66117119Stmm DEVMETHOD(device_attach, ofw_pcib_attach), 67117119Stmm DEVMETHOD(device_shutdown, bus_generic_shutdown), 68117119Stmm DEVMETHOD(device_suspend, bus_generic_suspend), 69117119Stmm DEVMETHOD(device_resume, bus_generic_resume), 70117119Stmm 71117119Stmm /* Bus interface */ 72117119Stmm DEVMETHOD(bus_print_child, bus_generic_print_child), 73117119Stmm DEVMETHOD(bus_read_ivar, pcib_read_ivar), 74117119Stmm DEVMETHOD(bus_write_ivar, pcib_write_ivar), 75117119Stmm DEVMETHOD(bus_alloc_resource, pcib_alloc_resource), 76117119Stmm DEVMETHOD(bus_release_resource, bus_generic_release_resource), 77117119Stmm DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 78117119Stmm DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 79117119Stmm DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), 80117119Stmm DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), 81117119Stmm 82117119Stmm /* pcib interface */ 83117119Stmm DEVMETHOD(pcib_maxslots, pcib_maxslots), 84117119Stmm DEVMETHOD(pcib_read_config, pcib_read_config), 85117119Stmm DEVMETHOD(pcib_write_config, pcib_write_config), 86117119Stmm DEVMETHOD(pcib_route_interrupt, ofw_pcib_gen_route_interrupt), 87117119Stmm 88133589Smarius /* ofw_bus interface */ 89133589Smarius DEVMETHOD(ofw_bus_get_node, ofw_pcib_gen_get_node), 90133589Smarius 91117119Stmm /* ofw_pci interface */ 92117119Stmm DEVMETHOD(ofw_pci_adjust_busrange, ofw_pcib_gen_adjust_busrange), 93117119Stmm 94117119Stmm { 0, 0 } 95117119Stmm}; 96117119Stmm 97154079Sjhbstatic devclass_t pcib_devclass; 98117119Stmm 99154079SjhbDEFINE_CLASS_0(pcib, ofw_pcib_driver, ofw_pcib_methods, 100154079Sjhb sizeof(struct ofw_pcib_gen_softc)); 101117119StmmDRIVER_MODULE(ofw_pcib, pci, ofw_pcib_driver, pcib_devclass, 0, 0); 102117119Stmm 103117119Stmmstatic int 104117119Stmmofw_pcib_probe(device_t dev) 105117119Stmm{ 106117119Stmm if ((pci_get_class(dev) == PCIC_BRIDGE) && 107117119Stmm (pci_get_subclass(dev) == PCIS_BRIDGE_PCI) && 108133589Smarius ofw_bus_get_node(dev) != 0) { 109117119Stmm device_set_desc(dev, "OFW PCI-PCI bridge"); 110117119Stmm return (0); 111117119Stmm } 112117119Stmm return (ENXIO); 113117119Stmm} 114117119Stmm 115117119Stmmstatic int 116117119Stmmofw_pcib_attach(device_t dev) 117117119Stmm{ 118153059Smarius struct ofw_pcib_gen_softc *sc; 119117119Stmm 120153059Smarius sc = device_get_softc(dev); 121117119Stmm ofw_pcib_gen_setup(dev); 122117119Stmm pcib_attach_common(dev); 123163260Skmacy#ifdef SUN4V 124163260Skmacy device_add_child(dev, "pci", -1); 125163260Skmacy#else 126117119Stmm device_add_child(dev, "pci", sc->ops_pcib_sc.secbus); 127163260Skmacy#endif 128163260Skmacy 129117119Stmm return (bus_generic_attach(dev)); 130117119Stmm} 131