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vtpbc_mainbus.c revision 1.13 
      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