1 /* $NetBSD: vtpbc_mainbus.c,v 1.15 2008/04/28 20:23:10 martin 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: vtpbc_mainbus.c,v 1.15 2008/04/28 20:23:10 martin Exp $"); 34 35 #include "opt_algor_p4032.h" 36 #include "opt_algor_p5064.h" 37 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/conf.h> 41 #include <sys/reboot.h> 42 #include <sys/device.h> 43 44 #include <machine/bus.h> 45 #include <machine/autoconf.h> 46 47 #include <algor/pci/vtpbcvar.h> 48 49 #ifdef ALGOR_P4032 50 #include <algor/algor/algor_p4032var.h> 51 #endif 52 53 #ifdef ALGOR_P5064 54 #include <algor/algor/algor_p5064var.h> 55 #endif 56 57 struct vtpbc_softc { 58 struct device sc_dev; 59 struct vtpbc_config *sc_vtpbc; 60 }; 61 62 int vtpbc_mainbus_match(struct device *, struct cfdata *, void *); 63 void vtpbc_mainbus_attach(struct device *, struct device *, void *); 64 65 CFATTACH_DECL(vtpbc_mainbus, sizeof(struct vtpbc_softc), 66 vtpbc_mainbus_match, vtpbc_mainbus_attach, NULL, NULL); 67 extern struct cfdriver vtpbc_cd; 68 69 int 70 vtpbc_mainbus_match(struct device *parent, struct cfdata *cf, void *aux) 71 { 72 struct mainbus_attach_args *ma = aux; 73 74 if (strcmp(ma->ma_name, vtpbc_cd.cd_name) == 0) 75 return (1); 76 77 return (0); 78 } 79 80 void 81 vtpbc_mainbus_attach(struct device *parent, struct device *self, void *aux) 82 { 83 struct vtpbc_softc *sc = (void *) self; 84 struct pcibus_attach_args pba; 85 struct vtpbc_config *vt; 86 87 /* 88 * There is only one PCI controller on an Algorithmics board. 89 */ 90 vt = &vtpbc_configuration; 91 sc->sc_vtpbc = vt; 92 93 if (vt->vt_rev < vtpbc_nrevs) 94 printf(": V3 V962, revision %s\n", vtpbc_revs[vt->vt_rev]); 95 else 96 printf(": V3 V962, unknown revision %d\n", vt->vt_rev); 97 98 printf("%s: PCI memory space base: 0x%08lx\n", sc->sc_dev.dv_xname, 99 (u_long) vt->vt_pci_membase); 100 printf("%s: PCI DMA window base: 0x%08lx\n", sc->sc_dev.dv_xname, 101 (u_long) vt->vt_dma_winbase); 102 103 pba.pba_flags = PCI_FLAGS_IO_ENABLED | PCI_FLAGS_MEM_ENABLED; 104 pba.pba_bus = 0; 105 pba.pba_bridgetag = NULL; 106 107 if (vt->vt_pci_iobase == (bus_addr_t) -1) 108 pba.pba_flags &= ~PCI_FLAGS_IO_ENABLED; 109 110 #if defined(ALGOR_P4032) 111 { 112 struct p4032_config *acp = &p4032_configuration; 113 114 pba.pba_iot = &acp->ac_iot; 115 pba.pba_memt = &acp->ac_memt; 116 pba.pba_dmat = &acp->ac_pci_dmat; 117 pba.pba_dmat64 = NULL; 118 pba.pba_pc = &acp->ac_pc; 119 } 120 #elif defined(ALGOR_P5064) 121 { 122 struct p5064_config *acp = &p5064_configuration; 123 124 pba.pba_iot = &acp->ac_iot; 125 pba.pba_memt = &acp->ac_memt; 126 pba.pba_dmat = &acp->ac_pci_dmat; 127 pba.pba_dmat64 = NULL; 128 pba.pba_pc = &acp->ac_pc; 129 } 130 #endif /* ALGOR_P4032 || ALGOR_P5064 */ 131 132 (void) config_found_ia(self, "pcibus", &pba, pcibusprint); 133 } 134