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vtpbc_mainbus.c revision 1.3
      1 /*	$NetBSD: vtpbc_mainbus.c,v 1.3 2001/06/14 17:57:26 thorpej 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 "opt_algor_p4032.h"
     40 #include "opt_algor_p5064.h"
     41 #include "opt_algor_p6032.h"
     42 
     43 #include <sys/param.h>
     44 #include <sys/systm.h>
     45 #include <sys/conf.h>
     46 #include <sys/reboot.h>
     47 #include <sys/device.h>
     48 
     49 #include <machine/bus.h>
     50 #include <machine/autoconf.h>
     51 
     52 #include <algor/pci/vtpbcvar.h>
     53 
     54 #ifdef ALGOR_P4032
     55 #include <algor/algor/algor_p4032var.h>
     56 #endif
     57 
     58 #ifdef ALGOR_P5064
     59 #include <algor/algor/algor_p5064var.h>
     60 #endif
     61 
     62 struct vtpbc_softc {
     63 	struct device sc_dev;
     64 	struct vtpbc_config *sc_vtpbc;
     65 };
     66 
     67 int	vtpbc_mainbus_match(struct device *, struct cfdata *, void *);
     68 void	vtpbc_mainbus_attach(struct device *, struct device *, void *);
     69 
     70 struct cfattach vtpbc_mainbus_ca = {
     71 	sizeof(struct vtpbc_softc), vtpbc_mainbus_match, vtpbc_mainbus_attach,
     72 };
     73 extern struct cfdriver vtpbc_cd;
     74 
     75 int	vtpbc_mainbus_print(void *, const char *);
     76 
     77 int
     78 vtpbc_mainbus_match(struct device *parent, struct cfdata *cf, void *aux)
     79 {
     80 	struct mainbus_attach_args *ma = aux;
     81 
     82 	if (strcmp(ma->ma_name, vtpbc_cd.cd_name) == 0)
     83 		return (1);
     84 
     85 	return (0);
     86 }
     87 
     88 void
     89 vtpbc_mainbus_attach(struct device *parent, struct device *self, void *aux)
     90 {
     91 	struct vtpbc_softc *sc = (void *) self;
     92 	struct pcibus_attach_args pba;
     93 	struct vtpbc_config *vt;
     94 
     95 	/*
     96 	 * There is only one PCI controller on an Algorithmics board.
     97 	 */
     98 	vt = &vtpbc_configuration;
     99 	sc->sc_vtpbc = vt;
    100 
    101 	if (vt->vt_rev < vtpbc_nrevs)
    102 		printf(": V3 V962, revision %s\n", vtpbc_revs[vt->vt_rev]);
    103 	else
    104 		printf(": V3 V962, unknown revision %d\n", vt->vt_rev);
    105 
    106 	printf("%s: PCI memory space base: 0x%08lx\n", sc->sc_dev.dv_xname,
    107 	    (u_long) vt->vt_pci_membase);
    108 	printf("%s: PCI DMA window base: 0x%08lx\n", sc->sc_dev.dv_xname,
    109 	    (u_long) vt->vt_dma_winbase);
    110 
    111 	pba.pba_busname = "pci";
    112 	pba.pba_flags = PCI_FLAGS_IO_ENABLED | PCI_FLAGS_MEM_ENABLED;
    113 	pba.pba_bus = 0;
    114 #if defined(ALGOR_P4032)
    115 	    {
    116 		struct p4032_config *acp = &p4032_configuration;
    117 
    118 		pba.pba_iot = &acp->ac_iot;
    119 		pba.pba_memt = &acp->ac_memt;
    120 		pba.pba_dmat = &acp->ac_pci_dmat;
    121 		pba.pba_pc = &acp->ac_pc;
    122 	    }
    123 #elif defined(ALGOR_P5064)
    124 	    {
    125 		struct p5064_config *acp = &p5064_configuration;
    126 
    127 		pba.pba_iot = &acp->ac_iot;
    128 		pba.pba_memt = &acp->ac_memt;
    129 		pba.pba_dmat = &acp->ac_pci_dmat;
    130 		pba.pba_pc = &acp->ac_pc;
    131 	    }
    132 #endif /* ALGOR_P4032 || ALGOR_P5064 */
    133 
    134 	(void) config_found(self, &pba, vtpbc_mainbus_print);
    135 }
    136 
    137 int
    138 vtpbc_mainbus_print(void *aux, const char *pnp)
    139 {
    140 	struct pcibus_attach_args *pba = aux;
    141 
    142 	/* only PCIs can attach to VTPBCs; easy. */
    143 	if (pnp)
    144 		printf("%s at %s", pba->pba_busname, pnp);
    145 	printf(" bus %d", pba->pba_bus);
    146 
    147 	return (UNCONF);
    148 }
    149