1 /* $NetBSD: vtpbc_mainbus.c,v 1.13 2004/08/30 15:05:15 drochner Exp $ */ 2 3 /*- 4 * Copyright (c) 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: vtpbc_mainbus.c,v 1.13 2004/08/30 15:05:15 drochner Exp $"); 41 42 #include "opt_algor_p4032.h" 43 #include "opt_algor_p5064.h" 44 45 #include <sys/param.h> 46 #include <sys/systm.h> 47 #include <sys/conf.h> 48 #include <sys/reboot.h> 49 #include <sys/device.h> 50 51 #include <machine/bus.h> 52 #include <machine/autoconf.h> 53 54 #include <algor/pci/vtpbcvar.h> 55 56 #ifdef ALGOR_P4032 57 #include <algor/algor/algor_p4032var.h> 58 #endif 59 60 #ifdef ALGOR_P5064 61 #include <algor/algor/algor_p5064var.h> 62 #endif 63 64 struct vtpbc_softc { 65 struct device sc_dev; 66 struct vtpbc_config *sc_vtpbc; 67 }; 68 69 int vtpbc_mainbus_match(struct device *, struct cfdata *, void *); 70 void vtpbc_mainbus_attach(struct device *, struct device *, void *); 71 72 CFATTACH_DECL(vtpbc_mainbus, sizeof(struct vtpbc_softc), 73 vtpbc_mainbus_match, vtpbc_mainbus_attach, NULL, NULL); 74 extern struct cfdriver vtpbc_cd; 75 76 int 77 vtpbc_mainbus_match(struct device *parent, struct cfdata *cf, void *aux) 78 { 79 struct mainbus_attach_args *ma = aux; 80 81 if (strcmp(ma->ma_name, vtpbc_cd.cd_name) == 0) 82 return (1); 83 84 return (0); 85 } 86 87 void 88 vtpbc_mainbus_attach(struct device *parent, struct device *self, void *aux) 89 { 90 struct vtpbc_softc *sc = (void *) self; 91 struct pcibus_attach_args pba; 92 struct vtpbc_config *vt; 93 94 /* 95 * There is only one PCI controller on an Algorithmics board. 96 */ 97 vt = &vtpbc_configuration; 98 sc->sc_vtpbc = vt; 99 100 if (vt->vt_rev < vtpbc_nrevs) 101 printf(": V3 V962, revision %s\n", vtpbc_revs[vt->vt_rev]); 102 else 103 printf(": V3 V962, unknown revision %d\n", vt->vt_rev); 104 105 printf("%s: PCI memory space base: 0x%08lx\n", sc->sc_dev.dv_xname, 106 (u_long) vt->vt_pci_membase); 107 printf("%s: PCI DMA window base: 0x%08lx\n", sc->sc_dev.dv_xname, 108 (u_long) vt->vt_dma_winbase); 109 110 pba.pba_flags = PCI_FLAGS_IO_ENABLED | PCI_FLAGS_MEM_ENABLED; 111 pba.pba_bus = 0; 112 pba.pba_bridgetag = NULL; 113 114 if (vt->vt_pci_iobase == (bus_addr_t) -1) 115 pba.pba_flags &= ~PCI_FLAGS_IO_ENABLED; 116 117 #if defined(ALGOR_P4032) 118 { 119 struct p4032_config *acp = &p4032_configuration; 120 121 pba.pba_iot = &acp->ac_iot; 122 pba.pba_memt = &acp->ac_memt; 123 pba.pba_dmat = &acp->ac_pci_dmat; 124 pba.pba_dmat64 = NULL; 125 pba.pba_pc = &acp->ac_pc; 126 } 127 #elif defined(ALGOR_P5064) 128 { 129 struct p5064_config *acp = &p5064_configuration; 130 131 pba.pba_iot = &acp->ac_iot; 132 pba.pba_memt = &acp->ac_memt; 133 pba.pba_dmat = &acp->ac_pci_dmat; 134 pba.pba_dmat64 = NULL; 135 pba.pba_pc = &acp->ac_pc; 136 } 137 #endif /* ALGOR_P4032 || ALGOR_P5064 */ 138 139 (void) config_found_ia(self, "pcibus", &pba, pcibusprint); 140 } 141