1 /* $NetBSD: vtpbc_mainbus.c,v 1.19 2012/10/27 17:17:24 chs 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 1.19 2012/10/27 17:17:24 chs Exp $"); 34 35 #include "opt_algor_p4032.h" 36 #include "opt_algor_p5064.h" 37 38 #include <sys/param.h> 39 #include <sys/bus.h> 40 #include <sys/conf.h> 41 #include <sys/device.h> 42 #include <sys/reboot.h> 43 #include <sys/systm.h> 44 45 #include <algor/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 vtpbc_config *sc_vtpbc; 59 }; 60 61 int vtpbc_mainbus_match(device_t, cfdata_t, void *); 62 void vtpbc_mainbus_attach(device_t, device_t, void *); 63 64 CFATTACH_DECL_NEW(vtpbc_mainbus, sizeof(struct vtpbc_softc), 65 vtpbc_mainbus_match, vtpbc_mainbus_attach, NULL, NULL); 66 extern struct cfdriver vtpbc_cd; 67 68 int 69 vtpbc_mainbus_match(device_t parent, cfdata_t cf, void *aux) 70 { 71 struct mainbus_attach_args *ma = aux; 72 73 if (strcmp(ma->ma_name, vtpbc_cd.cd_name) == 0) 74 return (1); 75 76 return (0); 77 } 78 79 void 80 vtpbc_mainbus_attach(device_t parent, device_t self, void *aux) 81 { 82 struct vtpbc_softc *sc = device_private(self); 83 struct pcibus_attach_args pba; 84 struct vtpbc_config *vt; 85 86 /* 87 * There is only one PCI controller on an Algorithmics board. 88 */ 89 vt = &vtpbc_configuration; 90 sc->sc_vtpbc = vt; 91 92 if (vt->vt_rev < vtpbc_nrevs) 93 printf(": V3 V962, revision %s\n", vtpbc_revs[vt->vt_rev]); 94 else 95 printf(": V3 V962, unknown revision %d\n", vt->vt_rev); 96 97 printf("%s: PCI memory space base: 0x%08lx\n", device_xname(self), 98 (u_long) vt->vt_pci_membase); 99 printf("%s: PCI DMA window base: 0x%08lx\n", device_xname(self), 100 (u_long) vt->vt_dma_winbase); 101 102 pba.pba_flags = PCI_FLAGS_IO_OKAY | PCI_FLAGS_MEM_OKAY; 103 pba.pba_bus = 0; 104 pba.pba_bridgetag = NULL; 105 106 if (vt->vt_pci_iobase == (bus_addr_t) -1) 107 pba.pba_flags &= ~PCI_FLAGS_IO_OKAY; 108 109 #if defined(ALGOR_P4032) 110 { 111 struct p4032_config *acp = &p4032_configuration; 112 113 pba.pba_iot = &acp->ac_iot; 114 pba.pba_memt = &acp->ac_memt; 115 pba.pba_dmat = &acp->ac_pci_dmat; 116 pba.pba_dmat64 = NULL; 117 pba.pba_pc = &acp->ac_pc; 118 } 119 #elif defined(ALGOR_P5064) 120 { 121 struct p5064_config *acp = &p5064_configuration; 122 123 pba.pba_iot = &acp->ac_iot; 124 pba.pba_memt = &acp->ac_memt; 125 pba.pba_dmat = &acp->ac_pci_dmat; 126 pba.pba_dmat64 = NULL; 127 pba.pba_pc = &acp->ac_pc; 128 } 129 #endif /* ALGOR_P4032 || ALGOR_P5064 */ 130 131 (void) config_found_ia(self, "pcibus", &pba, pcibusprint); 132 } 133