sys/arch/algor/dev/vtpbc_mainbus.c

   1 /*      $NetBSD: vtpbc_mainbus.c,v 1.14 2005/12/11 12:16:08 christos 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 1.14 2005/12/11 12:16:08 christos 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 }