182 lines
4.6 KiB
C
182 lines
4.6 KiB
C
/* $NetBSD: vme_two_68k.c,v 1.5 2002/10/02 05:28:15 thorpej Exp $ */
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/*-
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* Copyright (c) 1999, 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Steve C. Woodford.
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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 by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Front-end for the VMEchip2 found on the MVME-1[67][27] boards.
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*/
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#include "vmetwo.h"
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <machine/cpu.h>
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#include <machine/bus.h>
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#include <dev/vme/vmereg.h>
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#include <dev/vme/vmevar.h>
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#include <mvme68k/mvme68k/isr.h>
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#include <mvme68k/dev/mainbus.h>
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#include <dev/mvme/mvmebus.h>
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#include <dev/mvme/vme_tworeg.h>
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#include <dev/mvme/vme_twovar.h>
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static void vmetwoisrlink(void *, int (*)(void *), void *,
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int, int, struct evcnt *);
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static void vmetwoisrunlink(void *, int);
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static struct evcnt *vmetwoisrevcnt(void *, int);
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#if NVMETWO > 0
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int vmetwo_match __P((struct device *, struct cfdata *, void *));
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void vmetwo_attach __P((struct device *, struct device *, void *));
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CFATTACH_DECL(vmetwo, sizeof(struct vmetwo_softc),
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vmetwo_match, vmetwo_attach, NULL, NULL);
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extern struct cfdriver vmetwo_cd;
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/* ARGSUSED */
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int
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vmetwo_match(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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struct mainbus_attach_args *ma;
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static int matched = 0;
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ma = aux;
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if (strcmp(ma->ma_name, vmetwo_cd.cd_name))
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return (0);
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/* Only one VMEchip2, please. */
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if (matched++)
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return (0);
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/*
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* Some mvme1[67]2 boards have a `no VMEchip2' build option...
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*/
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return (vmetwo_probe(ma->ma_bust, ma->ma_offset) ? 1 : 0);
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}
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/* ARGSUSED */
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void
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vmetwo_attach(parent, self, aux)
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struct device *parent;
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struct device *self;
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void *aux;
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{
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struct mainbus_attach_args *ma;
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struct vmetwo_softc *sc;
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sc = (struct vmetwo_softc *) self;
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ma = aux;
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/*
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* Map the local control registers
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*/
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bus_space_map(ma->ma_bust, ma->ma_offset + VME2REG_LCSR_OFFSET,
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VME2LCSR_SIZE, 0, &sc->sc_lcrh);
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#ifdef notyet
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/*
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* Map the global control registers
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*/
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bus_space_map(ma->ma_bust, ma->ma_offset + VME2REG_GCSR_OFFSET,
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VME2GCSR_SIZE, 0, &sc->sc_gcrh);
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#endif
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/* Initialise stuff for the common vme_two back-end */
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sc->sc_mvmebus.sc_bust = ma->ma_bust;
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sc->sc_mvmebus.sc_dmat = ma->ma_dmat;
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vmetwo_init(sc);
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}
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#endif /* NVMETWO > 0 */
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void
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vmetwo_md_intr_init(sc)
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struct vmetwo_softc *sc;
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{
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sc->sc_isrlink = vmetwoisrlink;
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sc->sc_isrunlink = vmetwoisrunlink;
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sc->sc_isrevcnt = vmetwoisrevcnt;
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}
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/* ARGSUSED */
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static void
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vmetwoisrlink(cookie, fn, arg, ipl, vec, evcnt)
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void *cookie;
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int (*fn)(void *);
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void *arg;
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int ipl, vec;
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struct evcnt *evcnt;
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{
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isrlink_vectored(fn, arg, ipl, vec, evcnt);
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}
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/* ARGSUSED */
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static void
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vmetwoisrunlink(cookie, vec)
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void *cookie;
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int vec;
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{
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isrunlink_vectored(vec);
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}
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/* ARGSUSED */
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static struct evcnt *
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vmetwoisrevcnt(cookie, ipl)
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void *cookie;
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int ipl;
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{
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return (isrlink_evcnt(ipl));
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}
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