1 /* $OpenBSD: pchb.c,v 1.14 2014/03/26 14:41:41 mpi Exp $ */ 2 /* $NetBSD: pchb.c,v 1.4 2000/01/25 07:19:11 tsubai Exp $ */ 3 4 /*- 5 * Copyright (c) 1996 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Jason R. Thorpe. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include <sys/types.h> 34 #include <sys/param.h> 35 #include <sys/systm.h> 36 #include <sys/device.h> 37 #include <sys/rwlock.h> 38 39 #include <machine/bus.h> 40 41 #include <dev/pci/pcivar.h> 42 #include <dev/pci/pcireg.h> 43 #include <dev/pci/pcidevs.h> 44 45 #include <dev/pci/agpvar.h> 46 47 #include "agp.h" 48 49 int pchbmatch(struct device *, void *, void *); 50 void pchbattach(struct device *, struct device *, void *); 51 52 struct cfattach pchb_ca = { 53 sizeof(struct device), pchbmatch, pchbattach 54 }; 55 56 struct cfdriver pchb_cd = { 57 NULL, "pchb", DV_DULL 58 }; 59 60 int 61 pchbmatch(struct device *parent, void *cf, void *aux) 62 { 63 struct pci_attach_args *pa = aux; 64 65 /* 66 * Match all known PCI host chipsets. 67 */ 68 switch (PCI_VENDOR(pa->pa_id)) { 69 case PCI_VENDOR_APPLE: 70 switch (PCI_PRODUCT(pa->pa_id)) { 71 case PCI_PRODUCT_APPLE_BANDIT: 72 case PCI_PRODUCT_APPLE_UNINORTH: 73 case PCI_PRODUCT_APPLE_UNINORTHETH: 74 case PCI_PRODUCT_APPLE_UNINORTH_AGP: 75 case PCI_PRODUCT_APPLE_PANGEA: 76 case PCI_PRODUCT_APPLE_PANGEA_PCI: 77 case PCI_PRODUCT_APPLE_PANGEA_AGP: 78 case PCI_PRODUCT_APPLE_UNINORTH2: 79 case PCI_PRODUCT_APPLE_UNINORTH2ETH: 80 case PCI_PRODUCT_APPLE_UNINORTH2_AGP: 81 case PCI_PRODUCT_APPLE_UNINORTH_AGP3: 82 case PCI_PRODUCT_APPLE_UNINORTH5: 83 case PCI_PRODUCT_APPLE_UNINORTH6: 84 case PCI_PRODUCT_APPLE_SHASTA_HT: 85 case PCI_PRODUCT_APPLE_K2: 86 case PCI_PRODUCT_APPLE_INTREPID2_AGP: 87 case PCI_PRODUCT_APPLE_INTREPID2_PCI1: 88 case PCI_PRODUCT_APPLE_INTREPID2_PCI2: 89 case PCI_PRODUCT_APPLE_U3_AGP: 90 case PCI_PRODUCT_APPLE_U3L_AGP: 91 case PCI_PRODUCT_APPLE_K2_AGP: 92 return (1); 93 } 94 break; 95 96 case PCI_VENDOR_MOT: 97 switch (PCI_PRODUCT(pa->pa_id)) { 98 case PCI_PRODUCT_MOT_MPC106: 99 return (1); 100 } 101 break; 102 } 103 104 return (0); 105 } 106 107 /*ARGSUSED*/ 108 void 109 pchbattach(struct device *parent, struct device *self, void *aux) 110 { 111 #if NAGP > 0 112 struct pci_attach_args *pa = aux; 113 #endif /* NAGP > 0 */ 114 115 printf("\n"); 116 117 #if NAGP > 0 118 if (pci_get_capability(pa->pa_pc, pa->pa_tag, PCI_CAP_AGP, 119 NULL, NULL) != 0) { 120 struct agp_attach_args aa; 121 aa.aa_busname = "agp"; 122 aa.aa_pa = pa; 123 124 config_found(self, &aa, agpdev_print); 125 } 126 #endif /* NAGP > 0 */ 127 } 128