80 lines
2.9 KiB
C
80 lines
2.9 KiB
C
/* $NetBSD: bi_mainbus.c,v 1.4 2000/07/26 11:53:30 ragge Exp $ */
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/*
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* Copyright (c) 1999 Ludd, University of Lule}, Sweden.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed at Ludd, University of
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* Lule}, Sweden and its contributors.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/device.h>
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#define _VAX_BUS_DMA_PRIVATE
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#include <machine/bus.h>
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#include <machine/nexus.h>
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#include <machine/sid.h>
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#include <machine/scb.h>
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#include <machine/cpu.h>
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#include <dev/bi/bivar.h>
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#include <dev/bi/bireg.h>
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static int bi_mainbus_match __P((struct device *, struct cfdata *, void *));
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static void bi_mainbus_attach __P((struct device *, struct device *, void *));
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struct cfattach bi_mainbus_ca = {
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sizeof(struct bi_softc), bi_mainbus_match, bi_mainbus_attach
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};
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extern struct vax_bus_space vax_mem_bus_space;
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extern struct vax_bus_dma_tag vax_bus_dma_tag;
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static int
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bi_mainbus_match(struct device *parent, struct cfdata *vcf, void *aux)
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{
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if (vax_bustype == VAX_BIBUS)
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return 1;
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return 0;
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}
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static void
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bi_mainbus_attach(struct device *parent, struct device *self, void *aux)
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{
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struct bi_softc *sc = (void *)self;
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/*
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* Fill in bus specific data.
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*/
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sc->sc_addr = (bus_addr_t)BI_BASE(0, 0);
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sc->sc_iot = &vax_mem_bus_space; /* No special I/O handling */
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sc->sc_dmat = &vax_bus_dma_tag; /* No special DMA handling either */
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sc->sc_intcpu = 1 << mfpr(PR_BINID);
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sc->sc_lastiv = 256; /* Lowest available vector address */
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bi_attach(sc);
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}
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