1 /* $NetBSD: puc.c,v 1.7 2000/07/29 17:43:38 jlam Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 JF Hay. All rights reserved. 5 * Copyright (c) 2000 M. Warner Losh. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 /*- 30 * Copyright (c) 1996, 1998, 1999 31 * Christopher G. Demetriou. All rights reserved. 32 * 33 * Redistribution and use in source and binary forms, with or without 34 * modification, are permitted provided that the following conditions 35 * are met: 36 * 1. Redistributions of source code must retain the above copyright 37 * notice, this list of conditions and the following disclaimer. 38 * 2. Redistributions in binary form must reproduce the above copyright 39 * notice, this list of conditions and the following disclaimer in the 40 * documentation and/or other materials provided with the distribution. 41 * 3. All advertising materials mentioning features or use of this software 42 * must display the following acknowledgement: 43 * This product includes software developed by Christopher G. Demetriou 44 * for the NetBSD Project. 45 * 4. The name of the author may not be used to endorse or promote products 46 * derived from this software without specific prior written permission 47 * 48 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 49 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 50 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 51 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 52 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 53 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 54 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 55 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 56 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 57 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 58 */ 59 60 #include <sys/cdefs.h> 61 __FBSDID("$FreeBSD$"); 62 63 #include <sys/param.h> 64 #include <sys/systm.h> 65 #include <sys/kernel.h> 66 #include <sys/module.h> 67 #include <sys/bus.h> 68 #include <sys/conf.h> 69 #include <sys/malloc.h> 70 71 #include <machine/bus.h> 72 #include <machine/resource.h> 73 #include <sys/rman.h> 74 75 #include <dev/pci/pcireg.h> 76 #include <dev/pci/pcivar.h> 77 78 #include <dev/puc/puc_cfg.h> 79 #include <dev/puc/puc_bfe.h> 80 81 static const struct puc_cfg * 82 puc_pci_match(device_t dev, const struct puc_cfg *desc) 83 { 84 uint16_t device, subdev, subven, vendor; 85 86 vendor = pci_get_vendor(dev); 87 device = pci_get_device(dev); 88 while (desc->vendor != 0xffff && 89 (desc->vendor != vendor || desc->device != device)) 90 desc++; 91 if (desc->vendor == 0xffff) 92 return (NULL); 93 if (desc->subvendor == 0xffff) 94 return (desc); 95 subven = pci_get_subvendor(dev); 96 subdev = pci_get_subdevice(dev); 97 while (desc->vendor == vendor && desc->device == device && 98 (desc->subvendor != subven || desc->subdevice != subdev)) 99 desc++; 100 return ((desc->vendor == vendor && desc->device == device) 101 ? desc : NULL); 102 } 103 104 static int 105 puc_pci_probe(device_t dev) 106 { 107 const struct puc_cfg *desc; 108 109 if ((pci_read_config(dev, PCIR_HDRTYPE, 1) & PCIM_HDRTYPE) != 0) 110 return (ENXIO); 111 112 desc = puc_pci_match(dev, puc_pci_devices); 113 if (desc == NULL) 114 return (ENXIO); 115 return (puc_bfe_probe(dev, desc)); 116 } 117 118 static device_method_t puc_pci_methods[] = { 119 /* Device interface */ 120 DEVMETHOD(device_probe, puc_pci_probe), 121 DEVMETHOD(device_attach, puc_bfe_attach), 122 DEVMETHOD(device_detach, puc_bfe_detach), 123 124 DEVMETHOD(bus_alloc_resource, puc_bus_alloc_resource), 125 DEVMETHOD(bus_release_resource, puc_bus_release_resource), 126 DEVMETHOD(bus_get_resource, puc_bus_get_resource), 127 DEVMETHOD(bus_read_ivar, puc_bus_read_ivar), 128 DEVMETHOD(bus_setup_intr, puc_bus_setup_intr), 129 DEVMETHOD(bus_teardown_intr, puc_bus_teardown_intr), 130 DEVMETHOD(bus_print_child, bus_generic_print_child), 131 DEVMETHOD(bus_driver_added, bus_generic_driver_added), 132 { 0, 0 } 133 }; 134 135 static driver_t puc_pci_driver = { 136 puc_driver_name, 137 puc_pci_methods, 138 sizeof(struct puc_softc), 139 }; 140 141 DRIVER_MODULE(puc, pci, puc_pci_driver, puc_devclass, 0, 0); 142 DRIVER_MODULE(puc, cardbus, puc_pci_driver, puc_devclass, 0, 0); 143